♠ B. Li, Y. Zhang, Y. Zeng, K. Yiu, and R. Zhang, “Energy-efficient 3D trajectory optimization for fixed-wing UAV communications,” IEEE Transactions on Wireless Communications.
♠ B. Ning, Z. Tian, Z. Chen, C. Han, S. Li, J. Yuan, and R. Zhang, “Prospective beamforming technologies for ultra-massive MIMO in Terahertz communications: a tutorial,” IEEE Communications Surveys and Tutorials.
♠ W. Ma, L. Zhu, and R. Zhang, “Passive beamforming for 3-D coverage in IRS-assisted communications,” IEEE Wireless Communications Letters.
♠ B. Zheng and R. Zhang, “Simultaneous transmit diversity and passive beamforming with large-scale intelligent reflecting surface,” IEEE Transactions on Wireless Communications.
♠ Y. Huang, W. Mei, and R. Zhang, “Empowering base stations with co-site intelligent reflecting surfaces: user association, channel estimation and reflection optimization,” IEEE Transactions on Communications.
♠ M. Zhao, Y. Cai, and R. Zhang, “Intelligent reflecting surface aided wireless information surveillance,” IEEE Transactions on Wireless Communications.
♠ T. V. Nguyen, D. N. Nguyen, M. D. Renzo, and R. Zhang, “Leveraging secondary reflections and mitigating interference in multi-IRS/RIS aided wireless network,” IEEE Transactions on Wireless Communications.
♠ V. Kumar, M. F. Flanagan, R. Zhang, and L.-N. Tran, “Achievable rate maximization for underlay spectrum sharing MIMO system with intelligent reflecting surface,” IEEE Wireless Communications Letters.

♠ X. Pang, W. Mei, N. Zhao, and R. Zhang, “Intelligent reflecting surface assisted interference mitigation for cellular-connected UAV,” IEEE Wireless Communications Letters.
♠ X. Li, H. Lu, Y. Zeng, S. Jin, and R. Zhang, “Near-field modelling and performance analysis of modular extremely large-scale array communications,” IEEE Communications Letters
♠ W. Mei, B. Zheng, C. You, and R. Zhang, “Intelligent reflecting surface aided wireless networks: from single-reflection to multi-reflection design and optimization,” Proceedings of the IEEE. (Invited Paper)
♠ B. Zheng, S. Lin, and R. Zhang, “Intelligent reflecting surface-aided LEO satellite communication: cooperative passive beamforming and distributed channel estimation,” IEEE Journal on Selected Areas in Communications, special issue on Antenna Array Enabled Space/Air/Ground Communications and Networking. 
♠ K.-W. Kim, H.-S. Lee, R. Zhang, and J.-W. Lee, “Contextual learning-based waveform scheduling for wireless power transfer with limited feedback,” IEEE Internet of Things Journal.
♠ B. Zheng, C. You, W. Mei, and R. Zhang, “A survey on channel estimation and practical passive beamforming design for intelligent reflecting surface aided wireless communications,” IEEE Communications Surveys and Tutorials.
♠ X. Shao, C. You, W. Ma, X. Chen, and R. Zhang, “Target sensing with intelligent reflecting surface: architecture and performance,” IEEE Journal on Selected Areas in Communications, special issue on Integrated Sensing and Communication.
♠ Z. Huang, B. Zheng, and R. Zhang, “Transforming fading channel from fast to slow: intelligent refracting surface aided high-mobility communication,” IEEE Transactions on Wireless Communications.
♠ M. Fu, Y. Zhou, Y. Shi, W. Chen, and R. Zhang, “UAV aided over-the-air computation,” IEEE Transactions on Wireless Communications.  
♠ L. Zhu, J. Zhang, Z. Xiao, X. Xia, and R. Zhang, “Multi-UAV aided millimeter-wave networks: positioning, clustering, and beamforming,” IEEE Transactions on Wireless Communications.
♠ B. Li, Q. Li, Y. Zeng, Y. Rong, and R. Zhang, “3D trajectory optimization for energy-efficient UAV communication: a control design perspective,” IEEE Transactions on Wireless Communications.  
♠ X. Guan, Q. Wu, and R. Zhang, “Anchor-assisted channel estimation for intelligent reflecting surface aided multiuser communication,” IEEE Transactions on Wireless Communications.

♠ W. Mei and R. Zhang, “Intelligent reflecting surface for multi-path beam routing with active/passive beam splitting and combining,” IEEE Communications Letters, vol. 26, no. 5, pp. 1165-1169, May 2022.
♠ S. Lin, B. Zheng, F. Chen, and R. Zhang, “Intelligent reflecting surface-aided spectrum sensing for cognitive radio,” IEEE Wireless Communications Letters, vol. 11, no. 5, pp. 928-932, May 2022.
♠ Y. Han, S. Zhang, L. Duan, and R. Zhang, “Double-IRS aided MIMO communication under LoS channels: capacity maximization and scaling,” IEEE Transactions on Communications, vol. 70, no. 4, pp. 2820-2837, April 2022.   
♠ C. You, B. Zheng, W. Mei, and R. Zhang, “How to deploy intelligent reflecting surfaces in wireless network: BS-side, user-side or both sides?” Journal of Communications and Information Networks, vol. 7, no. 1, March 2022. (Invited Paper)
♠ W. Mei and R. Zhang, “Multi-beam multi-hop routing for intelligent reflecting surfaces aided massive MIMO,” IEEE Transactions on Wireless Communications, vol. 21, no. 3, pp. 1897-1912, March 2022.  
♠ Z. Kang, C. You, and R. Zhang, “IRS-aided wireless relaying: deployment strategy and capacity scaling,” IEEE Wireless Communications Letters, vol. 11, no.2, pp. 215-219, February 2022.    
♠ X. Hu, R. Zhang, and C. Zhong, “Semi-passive elements assisted channel estimation for intelligent reflecting surface-aided communications,” IEEE Transactions on Wireless Communications, vol. 21, no. 2, pp. 1132-1142, February 2022.  
♠ Y. Cai, M. Zhao, K. Xu, and R. Zhang, “Intelligent reflecting surface aided full-duplex communication: passive beamforming and deployment design,” IEEE Transactions on Wireless Communications, vol. 21, no. 1, pp. 383-397, January 2022.  
♠ Z. Xiao, L. Zhu, Y. Liu, P. Yi, R. Zhang, X.-G. Xia, and R. Schober, “A survey on millimeter-wave beamforming enabled UAV communications and networking,” IEEE Communications Surveys and Tutorials, vol. 24, no. 1, pp.  557-608, 2022.
♠ Q. Wu, X. Guan, and R. Zhang, “Intelligent reflecting surface aided wireless energy and information transmission: an overview,” Proceedings of the IEEE, vol. 110, no. 1, pp. 150-170, January 2022. (Invited Paper)
♠ C. You, Z. Kang, Y. Zeng, and R. Zhang, “Enabling smart reflection in integrated air-ground wireless network: IRS meets UAV,” IEEE Wireless Communications, vol. 28, no. 6, pp. 138-144, December 2021.
♠ C. You and R. Zhang, “Wireless communication aided by intelligent reflecting surface: active or passive?” IEEE Wireless Communications Letters, vol. 10, no. 12, pp. 2659-2663, December 2021. 
♠ L. Xie, X. Cao, J. Xu, and R. Zhang, “UAV-enabled wireless power transfer: a tutorial overview,” IEEE Transactions on Green Communications and Networking. (Invited Paper), vol. 5, no. 4, pp. 2042-2064, December 2021.
♠ S. Abeywickrama, C. You, R. Zhang, and C. Yuen, “Channel estimation for intelligent reflecting surface assisted backscatter communication,” IEEE Wireless Communications Letters, vol. 10, no. 11, pp. 2519-2523, November 2021.
♠ W. Mei and R. Zhang, “Distributed beam training for intelligent reflecting surface enabled multi-hop routing,” IEEE Wireless Communications Letters, vol. 10, no. 11, pp. 2489-2493, November 2021.
♠ J. Lyu and R. Zhang, “Hybrid active/passive wireless network aided by intelligent reflecting surface: system modeling and performance analysis,” IEEE Transactions on Wireless Communications, vol. 20, no. 11, pp. 7196-7212, November 2021.   
♠ Y. Guo, C. You, C. Yin, and R. Zhang, “UAV trajectory and communication co-design: flexible path discretization and path compression,” IEEE Journal on Selected Areas in Communications, special issue on UAV communications in 5G and beyond networks, vol. 39, no. 11, pp. 3506-3523, November 2021.
♠ B. Zheng and R. Zhang, “IRS meets relaying: joint resource allocation and passive beamforming optimization,” IEEE Wireless Communications Letters, vol. 10, no. 9, pp. 2080-2084, September 2021.  
♠ S. Zhang and R. Zhang, “Intelligent reflecting surface aided multi-user communication: capacity region and deployment strategy,” IEEE Transactions on Communications, vol. 69, no. 9, pp. 5790-5806, September 2021.
♠ M. M. Zhao, A. Liu, Y. Wan, and R. Zhang, “Two-timescale beamforming optimization for intelligent reflecting surface aided multiuser communication with QoS constraints,” IEEE Transactions on Wireless Communications, vol. 20, no. 9, pp. 6179-6194, September, 2021.    
♠ W. Mei and R. Zhang, “Performance analysis and user association optimization for wireless network aided by multiple intelligent reflecting surfaces,” IEEE Transactions on Communications, vol. 69, no. 9, pp. 6296-6312, September 2021.
♠ S. Abeywickrama, R. Zhang, and C. Yuen, “Refined nonlinear rectenna modeling and optimal waveform design for multi-user multi-antenna wireless power transfer,” IEEE Journal of Selected Topics in Signal Processing, special issue on signal processing advances in wireless transmission of information and power, vol. 15, no. 5, pp. 1198-1212, August 2021.
♠ Y. Che, W. Long, S. Luo, K. Wu, and R. Zhang, “Energy-efficient UAV multicasting with simultaneous FSO backhaul and power transfer,” IEEE Wireless Communications Letters, vol. 10, no. 7, pp. 1537-1541, July 2021.
♠ B. Zheng, C. You, and R. Zhang, “Double-IRS assisted multi-user MIMO: cooperative passive beamforming design,” IEEE Transactions on Wireless Communications, vol. 20, no. 7, pp. 4513-4526, July 2021.  
♠ Y. Zeng, X. Xu, S. Jin, and R. Zhang, “Simultaneous navigation and radio mapping for cellular-connected UAV with deep reinforcement learning,” IEEE Transactions on Wireless Communications, vol. 20, no. 7, pp. 4205-4220, July 2021.  
♠ H. Lu, Y. Zeng, S. Jin, and R. Zhang, “Aerial intelligent reflecting surface: joint placement and passive beamforming design with 3D beam flattening,” IEEE Transactions on Wireless Communications, vol. 20, no. 7, pp.4128-4143, July 2021.   
♠ A. Khalili, S. Zargari, Q. Wu, D. Ng, and R. Zhang, “Multi-objective resource allocation for IRS-aided SWIPT,” IEEE Wireless Communications Letters, vol. 10, no. 6, pp. 1324-1328, June 2021.  
♠ B. Zheng, C. You, and R. Zhang, “Efficient channel estimation for double-IRS aided multi-user MIMO system,” IEEE Transactions on Communications, vol. 9, no. 6, pp. 3818-3832, June 2021.    
♠ M. M. Zhao, Q. Wu, M. J. Zhao, and R. Zhang, “Exploiting amplitude control in intelligent reflecting surface aided wireless communication with imperfect CSI,” IEEE Transactions on Communications, vol. 9, no. 6, pp. 4216-4231, June 2021.   
♠ Q. Wu, S. Zhang, B. Zheng, C. You, and R. Zhang, “Intelligent reflecting surface aided wireless communications: a tutorial,” IEEE Transactions on Communications, vol. 69, no. 5, pp. 3313-3351, May 2021. (Invited Paper)   
♠ G. Liu, A. Liu, R. Zhang, and M. Zhao, “Angular-domain selective channel tracking and Doppler compensation for high-mobility mmWave massive MIMO,” IEEE Transactions on Wireless Communications, vol. 20, no. 5, pp. 2902-2916, May 2021.   
♠ M. M. Zhao, A. Liu, and R. Zhang, “Outage-constrained robust beamforming for intelligent reflecting surface aided wireless communication,” IEEE Transactions on Signal Processing, vol. 69, pp. 1301-1316, 2021.   
♠ F. Zhou, C. You, and R. Zhang, “Delay-optimal scheduling for IRS-aided mobile edge computing,” IEEE Wireless Communications Letters, vol. 10, no. 4, pp. 740-744, April 2021.  
♠ Z. Kang, C. You, and R. Zhang, “3D placement for multi-UAV relaying: an iterative Gibbs-sampling and block coordinate descent optimization approach,” IEEE Transactions on Communications, vol. 60, no. 3, pp. 2047-2062, March 2021.   
♠ B. Zheng, C. You, and R. Zhang, “Fast channel estimation for IRS-assisted OFDM,” IEEE Wireless Communications Letters, vol. 10, no. 3, pp. 580-584, March 2021.    
♠ S. Zargari, A. Khalili, and R. Zhang, “Energy efficiency maximization via joint active and passive beamforming design for multiuser MISO IRS-aided SWIPT,” IEEE Wireless Communications Letters, vol. 10, no. 3, pp. 557-561, March 2021.  
♠ S. Zhang and R. Zhang, “Radio map based 3D path planning for cellular-connected UAV,” IEEE Transactions on Wireless Communications, vol. 20, no. 3, pp. 1975-1989, March 2021.   
♠ Y. Han, L. Liu, L. Duan, and R. Zhang, “Towards reliable UAV swarm communication in D2D-enhanced cellular network,” IEEE Transactions on Wireless Communications,  vol. 20, no. 3, pp. 1567-1581, March 2021.    
♠ W. Mei and R. Zhang, “Aerial-ground interference mitigation for cellular-connected UAV,” IEEE Wireless Communications, vol. 28, no. 1, pp. 167-173, February 2021.   
♠ Y. Huang, Q. Wu, R. Lu, X. Peng, and R. Zhang, “Massive MIMO for cellular-connected UAV: challenges and promising solutions,” IEEE Communications Magazine, vol. 59, no. 2, pp. 84-90, February, 2021.  
♠ W. Mei and R. Zhang, “Cooperative beam routing for multi-IRS aided communication,” IEEE Wireless Communications Letters, vol. 10, no. 2, pp. 426-430, February 2021.  
♠ C. You, B. Zheng, and R. Zhang, “Wireless communication via double IRS: channel estimation and passive beamforming designs,” IEEE Wireless Communications Letters, vol. 10, no. 2, pp. 431-435, February 2021.  
♠ Q. Tao, S. Zhang, C. Zhong, and R. Zhang, “Intelligent reflecting surface aided multicasting with random passive beamforming,” IEEE Wireless Communications Letters, vol. 10, no. 1, pp. 92-96, January 2021.
♠ M. M. Zhao, Q. Wu, M. J. Zhao, and R. Zhang, “Intelligent reflecting surface enhanced wireless networks: two-timescale beamforming optimization,” IEEE Transactions on Wireless Communications, vol. 20, no.1, pp. 2-17, January 2021. 
♠ O. L. A. López, F. A. Monteiro, H. Alves, R. Zhang, and M. Latva-aho, “A low-complexity beamforming design for multiuser wireless energy transfer,” IEEE Wireless Communications Letters, vol. 10, no. 1, pp. 58-62, January 2021.
♠ M. Zhang, J. Huang, and R. Zhang, “Wireless power transfer with information asymmetry: a public goods perspective,” IEEE Transactions on Mobile Computing, vol. 20, no. 1, pp. 276-291, January 2021.
♠ B. Zheng, C. You, and R. Zhang, “Intelligent reflecting surface assisted multi-user OFDMA: channel estimation and training design,” IEEE Transactions on Wireless Communications, vol. 19, no. 12, pp. 8315-8329, December 2020.
♠ B. Duo, Q. Wu, X. Yuan, and R. Zhang, “Anti-jamming 3D trajectory design for UAV-enabled wireless sensor networks under probabilistic LoS channel,” IEEE Transactions on Vehicular Technology, vol. 69, no. 2, pp. 16288-16293, December 2020.
♠ J. Zhang, G. Zheng, I. Krikidis, and R. Zhang, “Fast specific absorption rate aware beamforming for downlink SWIPT via deep learning,” IEEE Transactions on Vehicular Technology, vol. 69, no. 2, pp. 16178-16182, December 2020.  
♠ C. You, B. Zheng, and R. Zhang, “Fast beam training for IRS-assisted multiuser communications,” IEEE Wireless Communications Letters, vol. 9, no. 11, pp. 1845-1849, November 2020.
♠ R. Lu, Q. Wu, and R. Zhang, “Pilot decontamination for massive MIMO network with UAVs,” IEEE Wireless Communications Letters, vol. 9, no. 11, pp. 1830-1834, November 2020.
♠ C. You, B. Zheng, and R. Zhang, “Channel estimation and passive beamforming for intelligent reflecting surface: discrete phase shift and progressive refinement,” IEEE Journal on Selected Areas in Communications, vol. 38, no. 11, pp. 2604-2620, November 2020.  
♠ C. Huang, S. Hu, G. C. Alexandropoulos, A. Zappone, C. Yuen, R. Zhang, M. D. Renzo, and M. Debbah, “Holographic MIMO surfaces for 6G wireless networks: opportunities, challenges, and trends,” IEEE Wireless Communications, vol. 27, no. 5, pp. 118-125, October 2020.
♠ S. Abeywickrama, R. Zhang, Q. Wu, and C. Yuen, “Intelligent reflecting surface: practical phase shift model and beamforming optimization,” IEEE Transactions on Communications, vol. 68, no. 9, pp. 5849-5863, September 2020.   
♠ W. Mei and R. Zhang, “Uplink cooperative interference cancellation for cellular-connected UAV: a quantize-and-forward approach,”IEEE Wireless Communications Letters, vol. 9, no. 9, pp. 1567-1571, September, 2020.
♠ S. Zhang and R. Zhang, “Capacity characterization for intelligent reflecting surface aided MIMO communication,” IEEE Journal on Selected Areas in Communications, vol. 38, no. 8, pp. 1823-1838, August 2020. 
♠ Q. Wu and R. Zhang, “Joint active and passive beamforming optimization for intelligent reflecting surface assisted SWIPT under QoS constraints,” IEEE Journal on Selected Areas in Communications, vol. 38, no. 8, pp. 1735-1748, August 2020. 
♠ Y. Han, S. Zhang, L. Duan, and R. Zhang, “Cooperative double-IRS aided communication: beamforming design and power scaling,” IEEE Wireless Communications Letters, vol. 9, no. 8, pp. 1206-1210, August 2020.
♠ M. Di Renzo, K. Ntontin, J. Song, F. H. Danufane, X. Qian, F. Lazarakis, J. de Rosny, D.-T. Phan-Huy, O. Simeone, R. Zhang, M. Debbah, G. Lerosey, M. Fink, S. Tretyakov, and S. Shamai (Shitz), “Reconfigurable intelligent surfaces vs. relaying: differences, similarities, and performance comparison,” IEEE Open Journal of the Communications Society, vol. 1, pp. 798-807, July 2020.   
♠ H. Zhang, L. Duan, and R. Zhang, “Jamming-assisted proactive eavesdropping over two suspicious communication links,”IEEE Transactions on Wireless Communications, vol. 19, no. 7, pp. 4817-4830, July 2020.
♠ Y. Yang, B. Zheng, S. Zhang, and R. Zhang, “Intelligent reflecting surface meets OFDM: protocol design and rate maximization,”IEEE Transactions on Communications, vol. 60, no. 7, pp. 4522-4535, July 2020. 
♠ X. Guan, Q. Wu, and R. Zhang, “Joint power control and passive beamforming in IRS-assisted spectrum sharing,” IEEE Communications Letters, vol. 24, no. 7, pp. 1553-1557, July 2020.
♠ C. You and R. Zhang, “Hybrid offline-online design for UAV-enabled data harvesting in probabilistic LoS channel,” IEEE Transactions on Wireless Communications, vol. 19, no. 6, pp. 3753-3768, June 2020.  
♠ W. Mei and R. Zhang, “Cooperative NOMA for downlink asymmetric interference cancellation,” IEEE Wireless Communications Letters, vol. 9, no. 6, pp. 884-888, June 2020. 
♠ J. Lyu and R. Zhang, “Spatial throughput characterization for intelligent reflecting surface aided multiuser system,” IEEE Wireless Communications Letters, vol. 9, no. 6, pp. 834-838, June 2020. 
♠ W. Mei and R. Zhang, “UAV-sensing-assisted cellular interference coordination: a cognitive radio approach,” IEEE Wireless Communications Letters, vol. 9, no. 6, pp. 799-803, June 2020. 
♠ X. Guan, Q. Wu, and R. Zhang, “Intelligent reflecting surface assisted secrecy communication: is artificial noise helpful or not?” IEEE Wireless Communications Letters, vol. 9, no. 6, pp. 778-782, June 2020. (ESI Highly Cited Paper)
♠ Y. Yang, S. Zhang, and R. Zhang, “IRS-enhanced OFDMA: Joint resource allocation and passive beamforming optimization,” IEEE Wireless Communications Letters, vol. 9, no. 6, pp. 760-764, June 2020.  
♠ Y. Huang, Q. Wu, T. Wang, G. Zhou, and R. Zhang, “3D beam tracking for cellular-connected UAV,” IEEE Wireless Communications Letters, vol. 9, no. 5, pp. 736-740, May 2020.
♠ X. Lin, W. Mei, and R. Zhang, “A new store-then-amplify-and-forward protocol for UAV mobile relaying,” IEEE Wireless Communications Letters, vol. 9, no. 5, pp. 591-595, May 2020.
♠ Q. Wu and R. Zhang, “Weighted sum power maximization for intelligent reflecting surface aided SWIPT,” IEEE Wireless Communications Letters, vol. 9, no. 5, pp. 586-590, May 2020.
♠ B. Duo, Q. Wu, X. Yuan, and R. Zhang, “Energy efficiency maximization for full-duplex UAV secrecy communication,” IEEE Transactions on Vehicular Technology, vol. 69, no. 4, pp. 4590-4595, April 2020.
♠ B. Zheng, Q. Wu, and R. Zhang, “Intelligent reflecting surface-assisted multiple access with user paring: NOMA or OMA?” IEEE Communications Letters, vol. 24, no. 4, pp. 753-757, April 2020.
♠ B. Zheng and R. Zhang, “Intelligent reflecting surface enhanced OFDM: channel estimation and reflection optimization,” IEEE Wireless Communications Letters, vol. 9, no. 4, pp. 518-522, April 2020. (ESI Highly Cited Paper)
♠ J. Zhang, Y. Zeng, and R. Zhang, “Receding horizon optimization for energy-efficient UAV communication,” IEEE Wireless Communications Letters, vol. 9, no. 4, pp. 490-494, April 2020.
♠ J. Zhang, Y. Zeng, and R. Zhang, “Multi-antenna UAV data harvesting: joint trajectory and communication optimization,”Journal of Communications and Information Networks, vol. 5, no. 1, pp. 86-99, March 2020. (Invited Paper)
♠ Q. Wu and R. Zhang, “Beamforming optimization for wireless network aided by intelligent reflecting surface with discrete phase shifts,” IEEE Transactions on Communications, vol. 68, no. 3, pp. 1838-1851, March 2020. (ESI Highly Cited Paper)
♠ J. Zhang, G. Zheng, I. Krikidis, and R. Zhang, “Specific absorption rate-aware beamforming in MISO downlink SWIPT systems,” IEEE Transactions on Communications, vol. 68, no. 2, pp. 1312-1326, February 2020.
♠ W. Mei and R. Zhang, “Cooperative downlink interference transmission and cancellation for cellular-connected UAV: A divide-and-conquer approach,” IEEE Transactions on Communications, vol. 68, no. 2, pp. 1297-1311, February 2020.
♠ R. Long, H. Guo, G. Yang, Y. C. Liang, and R. Zhang, “Symbiotic radio: a new communication paradigm for passive internet-of-things,” IEEE Internet of Things Journal, vol. 7, no. 2, pp. 1350-1363, February 2020.
♠ C. Shen, T.-H. Chang, J. Gong, Y. Zeng, and R. Zhang, “Multi-UAV interference coordination via joint trajectory and power control,” IEEE Transactions on Signal Processing, vol. 68, pp. 843-858, January 2020. 
♠ Q. Wu and R. Zhang, “Towards smart and reconfigurable environment: intelligent reflecting surface aided wireless network,” IEEE Communications Magazine, vol. 58, no. 1, pp. 106-112, January 2020. (ESI Highly Cited Paper)
♠ S. Zhang and R. Zhang, “Trajectory optimization for cellular-connected UAV under outage duration constraint,” Journal of Communications and Information Networks, vol. 4, no. 4, pp. 55-71, December 2019. (Invited Paper)
♠ Y. Zeng, Q. Wu, and R. Zhang, “Accessing from the sky: a tutorial on UAV communications for 5G and beyond,”Proceedings of the IEEE, vol. 107, no. 12, pp. 2327-2375, December 2019. (Invited Paper) (ESI Highly Cited Paper)
♠ Q. Wu and R. Zhang, “Intelligent reflecting surface enhanced wireless network via joint active and passive beamforming,” IEEE Transactions on Wireless Communications, vol. 18, no. 11, pp. 5394-5409, November 2019. (ESI Highly Cited Paper)
♠ W. Mei, Q. Wu, and R. Zhang, “Cellular-connected UAV: uplink association, power control and interference coordination,” IEEE Transactions on Wireless Communications, vol. 18, no. 11, pp. 5380-5393, November 2019.
♠ I. Nikoloska, N. Zlatanov, Z. Hadzi-Velkov, and R. Zhang, “On the secrecy capacity of a full-duplex wirelessly powered communication system,” IEEE Transactions on Wireless Communications, vol. 18, no. 11, pp. 5424-5439, November 2019.
♠ Y. Huang, W. Mei, J. Xu, L. Qiu, and R. Zhang, “Cognitive UAV communication via joint maneuver and power control,” IEEE Transactions on Communications, vol. 67, no. 11, pp. 7872-7888, November 2019.
♠ Q. Wu, W. Mei, and R. Zhang, “Safeguarding wireless network with UAVs: a physical layer security perspective,” IEEE Wireless Communications, special issue on  safeguarding 5G-and-beyond networks with physical layer security, vol. 26, no. 5, pp. 12-18, October 2019.
♠ L. Liu, S. Zhang, and R. Zhang, “Multi-beam UAV communication in cellular uplink: cooperative interference cancellation and sum-rate maximization,” IEEE Transactions on Wireless Communications, vol. 18, no. 100, pp. 4679-4691, October 2019.
♠ M. Cui, G. Zhang, and R. Zhang, “Secure wireless communication via intelligent reflecting surface,” IEEE Wireless Communications Letters, vol. 8, no. 5, pp. 1410-1414, October 2019. (ESI Highly Cited Paper)
♠ Z. Wang, L. Duan, and R. Zhang, “Adaptive deployment for UAV-aided communication networks,” IEEE Transactions on Wireless Communications, vol. 18, no. 9, pp. 4531-4543, September 2019.
♠ E. Basar, M. D. Renzo, J. D. Rosny, M. Debbah, M. S. Alouini, and R. Zhang, “Wireless communications through reconfigurable intelligent surfaces,” IEEE Access, vol. 7, September 2019. (ESI Highly Cited Paper)
♠ Y. Han, L. Duan, and R. Zhang, “Jamming-assisted eavesdropping over parallel fading channels,” IEEE Transactions on Information Forensics & Security, vol. 14, no. 9, pp. 2486-2499, September, 2019.  
♠ J. Lyu and R. Zhang, “Network-connected UAV: 3D system modeling and coverage performance analysis,” IEEE Internet of Things Journal, vol. 6, no. 4, 7048-7060, August 2019.
♠ L. Liu, S. Zhang, and R. Zhang, “CoMP in the sky: UAV placement and movement optimization for multi-user communications,” IEEE Transactions on Communications, vol. 67, no. 8, pp. 5645-5658, August 2019.  
♠ C. You and R. Zhang, “3D trajectory optimization in Rician fading for UAV-enabled data harvesting,” IEEE Transactions on Wireless Communications, vol. 18, no. 6, pp. 3192-3207, June 2019.
♠ W. Mei and R. Zhang, “Uplink cooperative NOMA for cellular-connected UAV,” IEEE Journal of Selected Topics in Signal Processing, special issue on signal processing advances for non-orthogonal multiple access in next generation wireless networks, vol. 13, no. 3, pp. 644-656, June 2019. (ESI Highly Cited Paper)
♠ X. Cao, F. Wang, J. Xu, R. Zhang, and S. Cui, “Joint computation and communication cooperation for energy-efficient mobile edge computing,”IEEE Internet of Things Journal, special issue on emerging computing offloading for IoTs: architectures, technologies, and applications, vol. 6, no. 3, pp. 4188-4200, June 2019. 
♠ O. Rezaei, M. M. Naghsh, Z. Rezaei, and R. Zhang, “Throughput optimization for wireless powered interference channels,” IEEE Transactions on Wireless Communications, vol. 18, no. 5, pp. 2464-2476, May 2019. 
♠ S. Bi, J. Lyu, Z. Ding, and R. Zhang, “Engineering radio maps for wireless resource management,” IEEE Wireless Communications, vol. 26, no. 2, pp. 133-141, April 2019.
♠ L. Xie, J. Xu, and R. Zhang “Throughput maximization for UAV-enabled wireless powered communication networks,” IEEE Internet of Things Journal, special issue on unmanned aerial vehicles over internet of things, vol. 6, no. 2, pp. 1690-1703, April 2019.  (ESI Highly Cited Paper)
♠ G. Yang, D. Yuan, Y. C. Liang, R. Zhang, and V. C. M. Leung, “Optimal resource allocation in full-duplex ambient backscatter communication networks for wireless-powered IoT,” IEEE Internet of Things Journal, vol. 6, no. 2, pp. 2612-2625, April 2019.  
♠ Y. Zeng, J. Xu, and R. Zhang, “Energy minimization for wireless communication with rotary-wing UAV,” IEEE Transactions on Wireless Communications, vol. 18, no. 4, pp. 2329-2345, April 2019. (ESI Highly Cited Paper)
♠ Y. Yang, S. Zhang, J. P. Lie, and R. Zhang, “Flexible multi-group single-carrier modulation: subcarrier mapping and power allocation optimization,” IEEE Transactions on Communications, vol. 67, no. 3, pp. 2002-2014, March 2019.
♠ S. Zhang, Y. Zeng, and R. Zhang, “Cellular-enabled UAV communication: a connectivity-constrained trajectory optimization perspective,” IEEE Transactions on Communications, vol. 67, no. 3, pp. 2580-2604, March 2019. (Invited Paper) (ESI Highly Cited Paper)
♠ Q. Wu, L. Liu, and R. Zhang, “Fundamental trade-offs in communication and trajectory design for UAV-enabled wireless network,” IEEE Wireless Communications, special issue on integrating UAVs into 5G and beyond, vol. 26, no. 1, pp. 36-44, February, 2019.  (ESI Highly Cited Paper)  
♠ Y. Zeng, J. Lyu, and R. Zhang, “Cellular-connected UAV: potential, challenges and promising technologies,” IEEE Wireless Communications, vol. 26, no. 1, pp. 120-127, February, 2019. (ESI Highly Cited Paper)
♠ J. Chen, L. Zhang, Y. C. Liang, X. Kang, and Rui Zhang, “Resource allocation for wireless-powered IoT networks with short packet communication,” IEEE Transactions on Wireless Communications, vol. 18, no. 2, pp. 1447-1461, February 2019.
♠ G. Zhang, Q. Wu, M. Cui, and R. Zhang, “Securing UAV communications via joint trajectory and power control,” IEEE Transactions on Wireless Communications, vol. 18, no. 2, pp. 1376-1389,  February 2019. (ESI Highly Cited Paper)    
♠ A. Li, Q. Wu, and R. Zhang, “UAV-enabled cooperative jamming for improving secrecy of ground wiretap channel,” IEEE Wireless Communications Letters, vol. 8, no. 1, pp. 181-184, February 2019. (ESI Highly Cited Paper)
♠ B. Clerckx, R. Zhang, R. Schober, D. W. K. Ng, D. I. Kim, and H. V. Poor, “Fundamentals of wireless information and power transfer: from RF energy harvester models to signal and system designs,” IEEE Journal on Selected Areas in Communications, special issue on wireless transmission of information and power, vol. 37, no. 1, pp. 4-33, January 2019. (ESI Highly Cited Paper)
♠ Q. Wu and R. Zhang, “Common throughput maximization in UAV-enabled OFDMA system with delay consideration,” IEEE Transactions on Communications, vol. 66, no. 12, pp. 6614-6627, December 2018. (ESI Highly Cited Paper)
♠ R. G. Stephen and R. Zhang, “Uplink channel estimation and data transmission in millimeter-wave CRAN with lens antenna arrays,” IEEE Transactions on Communications, vol. 66, no. 12, pp. 6542-6555, December 2018. 
♠ C. You, Y. Zeng, R. Zhang, and K. Huang, “Asynchronous mobile-edge computation offloading: energy-efficient resource management,” IEEE Transactions on Wireless Communications, vol. 17, no. 11. 7590-7605, November 2018.
♠ C. Zhan, Y. Zeng, and R. Zhang, “Trajectory design for distributed estimation in UAV enabled wireless sensor network,” IEEE Transactions on Vehicular Technology, vol. 67, no. 10, pp. 10155-10159, October 2018.
♠ L. Yang, Y. Zeng, and R. Zhang, “Wireless power transfer with hybrid beamforming: how many RF chains do we need?” IEEE Transactions on Wireless Communications, vol. 17, no. 10, pp. 6972-6984, October 2018.   
♠ J. Zhang, Y. Zeng, and R. Zhang, “UAV-enabled radio access network: multi-mode communication and trajectory design,” IEEE Transactions on Signal Processing, vol. 66, no. 20, pp. 5269-5284, October 2018.
♠ Q. Wu, J. Xu, and R. Zhang, “Capacity characterization of UAV-enabled two-user broadcast channel,” IEEE Journal on Selected Areas in Communications, special issue on airborne communication networks, vol. 36, no. 9, pp. 1955-1971, September 2018. 
♠ J. Xu, Y. Zeng, and R. Zhang, “UAV-enabled wireless power transfer: trajectory design and energy optimization,” IEEE Transactions on Wireless Communications, vol. 17, no. 8, pp. 5092-5106, August 2018. (ESI Highly Cited Paper)
♠ D. Yang, Q. Wu, Y. Zeng, and R. Zhang, “Energy trade-off in ground-to-UAV wireless communication via trajectory design,” IEEE Transactions on Vehicular Technology, vol. 67, no. 7, pp. 6721-6726, July 2018. (ESI Highly Cited Paper)
♠ X. Xu, Y. Zeng, Y. L. Guan, and R. Zhang, “Overcoming endurance issue: UAV-enabled communications with proactive caching,” IEEE Journal on Selected Areas in Communications, special issue on caching for communication systems and networks, vol. 36, no. 6, pp. 1231- 1244, June 2018.
♠ J. Lyu, Y. Zeng, and R. Zhang, “UAV-aided offloading for cellular hotspot,” IEEE Transactions on Wireless Communications, vol. 17, no. 6, pp. 3988-4001, June 2018. (ESI Highly Cited Paper)
♠ C. Zhan, Y. Zeng, and R. Zhang, “Energy-efficient data collection in UAV enabled wireless sensor network,” IEEE Wireless Communications Letters, vol. 7, no. 3, pp. 328-331, June 2018. (ESI Highly Cited Paper)
♠ M. R. V. Moghadam and R. Zhang, “Node placement and distributed magnetic beamforming optimization for wireless power transfer,” IEEE Transactions on Signal and Information Processing over Networks, vol. 4, no. 2, pp. 264-279, June 2018.  
♠ Y. Zeng, L. Yang, and R. Zhang, “Multi-user millimeter wave MIMO with full-dimensional lens antenna array,”IEEE Transactions on Wireless Communications, vol. 17, no. 4, pp. 2800-2814, April 2018.
♠ Y. Zeng, X. Xu, and R. Zhang, “Trajectory design for completion time minimization in UAV-enabled multicasting,”IEEE Transactions on Wireless Communications, vol. 17, no. 4, pp. 2233-2246, April 2018.  (ESI Highly Cited Paper)  
♠ L. Yang, Y. Zeng, and R. Zhang, “Channel estimation for millimeter wave MIMO communications with lens antenna arrays,”IEEE Transactions on Vehicular Technology, vol. 67, no. 4, pp. 3239-3251, April 2018.
♠ Q. Wu, Y. Zeng, and R. Zhang, “Joint trajectory and communication design for multi-UAV enabled wireless networks,”IEEE Transactions on Wireless Communications, vol. 17, no. 3, pp. 2109-2121, March 2018. (ESI Highly Cited Paper)
♠ G. Yang, Y. C. Liang, R. Zhang, and Y. Pei, “Modulation in the air: backscatter communication over ambient OFDM carrier,” IEEE Transactions on Communications, vol. 66, no. 3, pp. 1219-1233, March 2018. (ESI Highly Cited Paper)
♠ K. Rahbar, C. C. Chai, and R. Zhang, “Energy cooperation optimization in microgrids with renewable energy integration,”IEEE Transactions on Smart Grid, vol. 9, no. 2, pp. 1482-1493, March 2018.
♠ Y. Liu, J. Xu, and R. Zhang, “Exploiting interference for secrecy wireless information and power transfer,”IEEE Wireless Communications, vol. 25, no.1, pp. 133-139, February 2018.
♠ H. He, S. Zhang, Y. Zeng, and R. Zhang, “Joint altitude and beamwidth optimization for UAV-enabled multiuser communications,” IEEE Communications Letters, vol. 22, no. 2, pp. 344-347, February 2018. (ESI Highly Cited Paper)  
♠ S. Lee, Y. Zeng, and R. Zhang, “Retrodirective multi-user wireless power transfer with massive MIMO,” IEEE Wireless Communications Letters, vol. 1, no. 7, pp. 54-57, February 2018. 
♠ S. Zhang, R. Zhang, and T. J. Lim, “Constant envelope precoding for MIMO systems”, IEEE Transactions on Communications, vol. 66, no. 1, pp. 149-162, January 2018.
♠ J. Xu, L. Duan, and R. Zhang, “Transmit optimization for symbol-level spoofing,” IEEE Transactions on Wireless Communications, vol. 17, no. 1, pp. 41-55, January 2018.
♠ J. Zhang, T. Wei, X. Yuan, and R. Zhang, “Multi-antenna constant envelope wireless power transfer,” IEEE Transactions on Green Communications and Networking, vol. 1, no. 4, pp. 458-467, December 2017.
♠ R. G. Stephen and R. Zhang, “Fronthaul-limited uplink OFDMA in ultra-dense CRAN with hybrid decoding,” IEEE Transactions on Vehicular Technology, vol. 66, no. 10, pp. 9074-9084, October 2017.
♠ H. J. Kim, H. Hirayama, S. Kim, K. J. Han, R. Zhang, and J. W. Choi, “Review of near-field wireless power and communication for biomedical applications,” IEEE Access, vol. 5, pp. 21264-21285, September 2017.
♠ Z. Chen, Z. Ding, X. Dai, and R. Zhang, “An optimization perspective of the superiority of NOMA compared to conventional OMA,” IEEE Transactions on Signal Processing, vol. 65, no. 9, pp. 5191-5202, September 2017.
♠ Y. Zeng and R. Zhang, “Cost-effective millimeter wave communications with lens antenna array,” IEEE Wireless Communications, vol. 24, no. 4, pp.81-87, August 2017. 
♠ J. Xu, L. Duan, and R. Zhang, “Surveillance and intervention of infrastructure-free mobile communications: a new wireless security paradigm,” IEEE Wireless Communications,vol. 24, no. 4, pp.152-159, August 2017.
♠ X. Luo, Y. Zeng, and R. Zhang, “Cognitive wireless power transfer with information helping,” IEEE Wireless Communications Letters, vol. 6, no. 3, pp. 346-349, June 2017.
♠ X. Ji, J. Xu, Y. L. Che, Z. Fei, and R. Zhang, “Adaptive mode switching for cognitive wireless powered communication systems,” IEEE Wireless Communications Letters, vol. 6, no. 3, pp. 386-389, June 2017.
♠ Y. Zeng and R. Zhang, “Energy-efficient UAV communication with trajectory optimization,” IEEE Transactions on Wireless Communications, vol. 16, no. 6, pp. 3747- 3760, June 2017. (ESI Highly Cited Paper)
♠ G. Yang, M. R. V. Moghadam, and R. Zhang, “Magnetic MIMO signal processing and optimization for wireless power transfer,” IEEE Transactions on Signal Processing, vol. 65, no. 11, pp. 2860-2874, June 2017. 
♠ Y. Zeng, B. Clerckx, and R. Zhang, “Communications and signals design for wireless power transmission,”IEEE Transactions on Communications, vol. 65, no. 5, pp. 2264-2290, May 2017. (Invited Paper) (ESI Highly Cited Paper)
♠ J. Xu, L. Duan, and R. Zhang, “Proactive eavesdropping via cognitive jamming in fading channels,” IEEE Transactions on Wireless Communications, vol. 16, no. 5, pp. 2790-2806, May 2017.  
♠ J. Xu, L. Duan, and R. Zhang, “Fundamental rate limits of physical layer spoofing,” IEEE Wireless Communications Letters, vol. 6 , no. 2, pp.154-157, April 2017.
♠ S. Lee and R. Zhang, “Distributed wireless power transfer with energy feedback,” IEEE Transactions on Signal Processing, vol. 65, no. 7, pp. 1685-1699, April 2017. 
♠ R. G. Stephen and R. Zhang, “Joint millimeter-wave fronthaul and OFDMA resource allocation in ultra-dense CRAN,”IEEE Transactions on Communications, vol. 65, no. 3, pp. 1411-1423, March 2017.
♠ J. Lyu, Y. Zeng, R. Zhang, and T. J. Lim, “Placement optimization of UAV-mounted mobile base stations,” IEEE Communications Letters, vol. 21, no. 3, pp. 604-607, March 2017. (ESI Highly Cited Paper)
♠ Y. Guo, L. Duan, and R. Zhang, “Cooperative local caching under heterogeneous file preferences,”IEEE Transactions on Communications, vol. 65, no. 1, pp. 444-457, January 2017.
♠ L. Yang, Y. Zeng, and R. Zhang, “In-band wireless information and power transfer with lens antenna array,”IEEE Communications Letters, vol. 21, no. 1, pp. 100-103, January 2017.
♠ S. Bi and R. Zhang, “Distributed charging control in broadband wireless power transfer networks,” IEEE Journal on Selected Areas in Communications, green communications and networking series, vol. 34, no. 12, pp. 3380-3393, December 2016.  
♠ Y. Che, L. Duan, and R. Zhang, “Dynamic base station operation in large-scale green cellular networks,” IEEE Journal on Selected Areas in Communications, green communications and networking series, vol. 34, no. 12, pp. 3127-3141, December 2016.
♠ Y. Zeng, R. Zhang, and T. J. Lim, “Throughput maximization for UAV-enabled mobile relaying systems,” IEEE Transactions on Communications, vol. 64, no. 12, pp. 4983-4996, December 2016. (ESI Highly Cited Paper)
♠ H. Xing, K. K. Wong, A. Nallanathan, and R. Zhang, “Wireless powered cooperative jamming for secrecy multi-AF relaying networks,” IEEE Transactions on Wireless Communications, vol. 15, no. 12, pp. 7971-7984, December 2016.
♠ J. Lyu, Y. Zeng, and R. Zhang, “Cyclical multiple access in UAV-aided communications: a throughput-delay tradeoff,” IEEE Wireless Communications Letters, vol. 5, no. 6, pp. 600-603, December 2016.
♠ S. Zhang, R. Zhang, and T. J. Lim, “MISO multicasting with constant envelope precoding,” IEEE Wireless Communications Letters, vol. 5, no. 6, pp. 588-591, December 2016.
♠ Y. Zeng and R. Zhang, “Wireless information surveillance via proactive eavesdropping with spoofing relay,” IEEE Journal of Selected Topics in Signal Processing, special issue on exploiting interference towards energy efficient and secure wireless communications, vol. 10, no. 8, pp. 1449-1461, December 2016.
♠ X. Wang, L. Duan, and R. Zhang, “User-initiated data plan trading via a personal hotspot market,” IEEE Transactions on Wireless Communications, vol. 15. no. 11, pp. 7885-7898, November 2016.
♠ S. Zhang, R. Zhang, and T. J. Lim, “Constant envelope precoding with adaptive receiver constellation in fading channel,” IEEE Transactions on Wireless Communications, vol. 15, no. 10, pp. 6871-6882, October 2016.
♠ L. Liu and R. Zhang, “How to diagonalize a MIMO channel with arbitrary transmit covariance?” IEEE Wireless Communications Letters, vol. 5, no. 4, pp. 352-355, August 2016.
♠ Y. Zeng, R. Zhang, and T. J. Lim, “Wireless communications with unmanned aerial vehicles: opportunities and challenges,”IEEE Communications Magazine, vol. 54, no.5, pp. 36-42, May 2016. (ESI Highly Cited Paper)
♠ Z. Wang, L. Duan, and R. Zhang, “Adaptively directional wireless power transfer for large-scale sensor networks,” IEEE Journal on Selected Areas in Communications, green communications and networking series, vol. 34, no. 5, pp. 1785-1800, May 2016.  
♠ S. Cai, Y. Che, L. Duan, J. Wang, S. Zhou, and R. Zhang, “Green 5G heterogeneous networks through dynamic small-cell operation,” IEEE Journal on Selected Areas in Communications, green communications and networking series, vol. 34, no. 5, pp. 1103-1115, May 2016.
♠ X. Zhou, C. K. Ho, and R. Zhang, “Wireless power meets energy harvesting: a joint energy allocation approach in OFDM-based system,” IEEE Transactions on Wireless Communications, vol. 15, no. 5, pp. 3481-3491, May 2016.
♠ Y. Zeng, H. Chen, and R. Zhang, “Bidirectional wireless information and power transfer with a helping relay,” IEEE Communications Letters, vol. 20, no. 5, pp. 862-865, May 2016.
♠ J. Xu and R. Zhang, “A general design framework for MIMO wireless energy transfer with limited feedback,”IEEE Transactions on Signal Processing, vol. 64, no. 10, pp. 2475-2488, May 2016.
♠ J. Xu, L. Duan, and R. Zhang, “Energy group-buying with loading sharing for green cellular networks,”IEEE Journal on Selected Areas in Communications, special issue on energy-efficient techniques for 5G wireless communication systems, vol. 34, no. 4, pp. 786-799, April 2016.   
♠ S. Bi, Y. Zeng, and R. Zhang, “Wireless powered communication networks: an overview,” IEEE Wireless Communications, vol. 23, no. 4, pp. 10-18, April 2016. (ESI Highly Cited Paper)
♠ Y. Zeng and R. Zhang, “Millimeter wave MIMO with lens antenna array: a new path division multiplexing paradigm,”IEEE Transactions on Communications, vol. 64, no. 4, pp. 1557-1571, April 2016.
♠ B. Xu, Y. Zhu, and R. Zhang, “Optimized power allocation for interference channel with SWIPT,”IEEE Wireless Communications Letters, vol. 5, no. 2, pp. 220-223, April 2016.
♠ M. Zhang, Y. Liu, and R. Zhang, “Artificial noise aided secrecy information and power transfer in OFDMA systems,” IEEE Transactions on Wireless Communications, vol. 15, no. 4, pp. 3085-3096, April 2016.
♠ J. Xu and R. Zhang, “Cooperative energy trading in CoMP systems powered by smart grids,”IEEE Transactions on Vehicular Technology, vol. 65, no.4, pp. 2142-2153, April 2016.
♠ S. Bi and R. Zhang, “Placement optimization of energy and information access points in wireless powered communication networks”, IEEE Transactions on Wireless Communications, vo. 15, no. 3, pp. 2351-2364, March 2016.
♠ M. R. V. Moghadam and R. Zhang, “Multiuser wireless power transfer via magnetic resonant coupling: performance analysis, charging control, and power region characterization,” IEEE Transactions on Signal and Information Processing over Networks, vol. 2, no.1, pp. 72-83, March, 2016.
♠ J. Xu, L. Duan, and R. Zhang, “Proactive eavesdropping via jamming for rate maximization over Rayleigh fading channels,” IEEE Wireless Communications Letters, vol. 5, no. 1, pp. 80-83, February 2016.
♠ Y. Guo, L. Duan, and R. Zhang, “Optimal pricing and load sharing for energy saving with cooperative communications,” IEEE Transactions on Wireless Communications, vol. 15, no.2, pp. 951-964, February, 2016.
♠ H. Xing, L. Liu, and R. Zhang, “Secrecy wireless information and power transfer in fading wiretap channel,” IEEE Transactions on Vehicular Technology, vol. 65, no. 1, pp. 180-190, January, 2016.
♠ M. R. V. Moghadam, R. Zhang, and R. T. B. Ma, “Distributed frequency control via randomized response of electric vehicles in power grid,” IEEE Transactions on Sustainable Energy, vol. 7, no. 1, pp. 312-324, January, 2016.
♠ Y. Che, J. Xu, L. Duan, and R. Zhang, “Multiantenna wireless powered communication with co-channel energy and information transfer,”IEEE Communications Letters, vol. 19, no. 12, pp. 2266-2269, December 2015.
♠ L. Liu, S. Bi, and R. Zhang, “Joint power control and fronthaul rate allocation for throughput maximization in OFDMA-based cloud radio access network,” IEEE Transactions on Communications, vol. 63, no. 11, pp. 4097-4110, November, 2015.
♠ Y. Zhao, B. Chen, and R. Zhang, “Optimal power management for remote estimation with an energy harvesting sensor,” IEEE Transactions on Wireless Communications, vol. 14, no. 1, pp. 6471-6480, November, 2015.
♠ S. Bi, R. Zhang, Z. Ding, and S. Cui, “Wireless communications in the era of big data,” IEEE Communications Magazine, vol. 53, no. 10, pp. 190-199, October, 2015.  
♠ S. Luo, J. Xu, T. J. Lim, and R. Zhang, “Capacity region of MISO broadcast channel for simultaneous wireless information and power transfer,” IEEE Transactions on Communications, vol. 62, no. 10, pp. 3856-3868, October, 2015.  
♠ L. Liu and R. Zhang, “Optimized uplink transmission in multi-antenna C-RAN with spatial compression and forward,” IEEE Transactions on Signal Processing, vol. 63, no. 19, pp. 5083-5095, October, 2015.  
♠ S. Lee and R. Zhang, “Cognitive wireless powered network: spectrum sharing models and throughput maximization,”IEEE Transactions on Cognitive Communications and Networking, vol. 1, no. 3, pp. 335-346, September, 2015. 
♠ Y. Che, L. Duan, and R. Zhang, “Spatial throughput maximization of wireless powered communication networks,” IEEE Journal on Selected Areas in Communications, special issue on wireless communications powered by energy harvesting and wireless energy transfer, vol. 33, no. 8, pp. 1534-1548, August 2015.
♠ G. Yang, C. K. Ho, R. Zhang, and Y. L. Guan, “Throughput optimization for massive MIMO systems powered by wireless energy transfer,” IEEE Journal on Selected Areas in Communications, special issue on wireless communications powered by energy harvesting and wireless energy transfer, vol. 33, no. 8, pp. 1640-1650, August 2015. (ESI Highly Cited Paper)
♠ J. Xu, S. Bi., and R. Zhang, “Multiuser MIMO wireless energy transfer with coexisting opportunistic communication,”IEEE Wireless Communications Letters, vol. 4, no. 3, pp. 273-276, June 2015.
♠ J. Xu and R. Zhang, “CoMP meets smart grid: a new communication and energy cooperation paradigm,” IEEE Transactions on Vehicular Technology, vol. 64, no. 6, pp. 2476-2488, June 2015.
♠ Y. Zeng and R. Zhang, “Optimized training for net energy maximization in multi-antenna wireless energy transfer over frequency-selective channel,” IEEE Transactions on Communications, vol. 63, no. 6, pp. 2360-2373, June 2015.
♠ J. Xu, L. Duan, and R. Zhang, “Cost-aware green cellular networks with energy and communication cooperation,”IEEE Communications Magazine, vol. 53, no. 5, pp. 257-263, May 2015.  
♠ Y. Zeng and R. Zhang, “Full-duplex wireless-powered relay with self-energy recycling,” IEEE Wireless Communications Letters, vol. 4, no. 2, pp. 201-204, April 2015. (ESI Highly Cited Paper)
♠ H. Li, J. Xu, R. Zhang, and S. Cui, “A general utility optimization framework for energy harvesting based wireless communications,” IEEE Communications Magazine, vol. 53, no. 4, pp.79-85, April, 2015.  
♠ S. Bi, C. K. Ho, and R. Zhang, “Wireless powered communication: opportunities and challenges,” IEEE Communications Magazine, vol. 53, no. 4, pp.117-125, April, 2015. (ESI Highly Cited Paper)
♠ H. D. Nguyen, R. Zhang, and S. Sun, “Improper signaling for symbol error rate minimization in K-User interference channel,” IEEE Transactions on Communications. vol. 63, no.3, pp. 857-869, March, 2015. 
♠ Y. Zeng and R. Zhang, “Optimized training design for wireless energy transfer,” IEEE Transactions on Communications, vol. 63, no. 2, pp. 536-550, February, 2015. (ESI Highly Cited Paper)
♠ S. Lee, L. Liu, and R. Zhang, “Collaborative wireless energy and information transfer in interference channel,” IEEE Transactions on Wireless Communications, vol. 14, no. 1, pp. 545-557, January, 2015. 
♠ S. Luo, R. Zhang, and T. J. Lim, “Downlink and uplink energy minimization through user association and beamforming in C-RAN,” IEEE Transactions on Wireless Communications, vol. 14, no. 1, pp. 494-508, January, 2015. (ESI Highly Cited Paper)
♠ K. Rahbar, J. Xu, and R. Zhang, “Real-time energy storage management for renewable integration in microgrids: an off-line optimization approach,” IEEE Transactions on Smart Grid, vol. 6, no. 1, pp.124-134, January, 2015. (ESI Highly Cited Paper)
♠ L. Liu, R. Zhang, and K. C. Chua, “Multi-antenna wireless powered communication with energy beamforming,” IEEE Transactions on Communications, vol. 62, no. 12, pp. 4349-4361, December, 2014. (ESI Highly Cited Paper)
♠ Y. Che, R. Zhang, Y. Gong, and L. Duan, “On spatial capacity of wireless ad hoc networks with threshold based scheduling,” IEEE Transactions on Wireless Communications, vol. 13, no. 12, pp. 6915-6927, December, 2014.
♠ Y. K. Chia, S. Sun, and R. Zhang, “Energy cooperation in cellular networks with renewable powered base stations,” IEEE Transactions on Wireless Communications, vol. 13, no. 12, pp. 6996-7010, December, 2014.
♠ X. Song, C. Yin, D. Liu, and R. Zhang, “Spatial throughput characterization in cognitive radio networks with threshold-based opportunistic spectrum access,” IEEE Journal on Selected Areas in Communications, special issue on cognitive radio series, vol. 32, no. 11, pp. 2190-2204, November, 2014.
♠ M. R. V. Moghadam, R. T. B. Ma, and R. Zhang, “Distributed frequency control in smart grids via randomized demand response,” IEEE Transactions on Smart Grid, vol. 5, no. 6, pp. 2798-2809, November, 2014.
♠ H. Ju and R. Zhang, “Optimal resource allocation in full-duplex wireless powered communication network,” IEEE Transactions on Communications, vol. 62, no. 10, pp. 3528-3540, October, 2014. (ESI Highly Cited Paper)
♠ S. Luo, R. Zhang, and T. J. Lim, “Joint transmitter and receiver energy minimization in multiuser OFDM systems,”IEEE Transactions on Communications, vol. 62, no. 10, pp. 3504-3516, October, 2014.
♠ Y. Guo, J. Xu, L. Duan, and R. Zhang, “Joint energy and spectrum cooperation for cellular communication systems,” IEEE Transactions on Communications, vol. 62, no. 10, pp. 3678-3691, October, 2014.
♠ J. Xu and R. Zhang, “Energy beamforming with one-bit feedback,” IEEE Transactions on Signal Processing, vol. 62, no. 20, pp. 5370-5381, October, 2014.
♠ L. Lu, G. Y. Li, A. L. Swindlehurst, A. Ashikhmin, and R. Zhang, “An overview of massive MIMO: benefits and challenges,”IEEE Journal of Selected Topics in Signal Processing, special issue on signal processing for large-scale MIMO communications, vol. 8, no. 5, pp. 742-758, October, 2014.
♠ J. Xu, L. Liu, and R. Zhang, “Multiuser MISO beamforming for simultaneous wireless information and power transfer,” IEEE Transactions on Signal Processing, vol. 62, no. 18, pp. 4798-4810, September, 2014. (ESI Highly Cited Paper)
♠ Y. Zeng, R. Zhang, and Z. N. Chen, “Electromagnetic lens-focusing antenna enabled massive MIMO: performance improvement and cost reduction,” IEEE Journal on Selected Areas in Communications, special issue on 5G wireless communication systems, vol. 32, no. 6, pp. 1194-1206, June, 2014.
♠ Q. Shi, L. Liu, W. Xu, and R. Zhang, “Joint transmit beamforming and receive power splitting for MISO SWIPT systems,” IEEE Transactions on Wireless Communications, vol. 13, no. 6, pp. 3269-3280, June, 2014. (ESI Highly Cited Paper)
♠ H. Ju and R. Zhang, “A novel mode switching scheme utilizing random beamforming for opportunistic energy harvesting,” IEEE Transactions on Wireless Communications, vol. 13, no. 4, pp.2150-2162, April, 2014. 
♠ X. Zhou, R. Zhang, and C. K. Ho, “Wireless information and power transfer in multiuser OFDM systems,” IEEE Transactions on Wireless Communications, vol. 13, no. 4, pp. 2282-2294, April, 2014.  (ESI Highly Cited Paper)
♠ C. Huang, R. Zhang, and S. Cui, “Optimal power allocation for wireless sensor networks with outage constraint,” IEEE Wireless Communications Letters, vol. 3, no. 2, pp. 209-212, April, 2014.   
♠ L. Liu, R. Zhang, and K. C. Chua, “Secrecy wireless information and power transfer with MISO beamforming,” IEEE Transactions on Signal Processing, vol. 62, no. 7, pp. 1850-1863, April, 2014. (ESI Highly Cited Paper)
♠ J. Xu and R. Zhang, “Throughput optimal policies for energy harvesting wireless transmitters with non-ideal circuit power,” IEEE Journal on Selected Areas in Communications, special issue on spectrum and energy efficient design of wireless communication networks, vol. 32, no. 2, pp. 322-332, February, 2014.
♠ C. Huang, R. Zhang, and S. Cui, “Optimal power allocation for outage probability minimization in fading channels with energy harvesting constraints,” IEEE Transactions on Wireless Communications, vol. 13, no.2, pp.1074-1087, February, 2014.
♠ H. Ju and R. Zhang, “Throughput maximization in wireless powered communication networks,” IEEE Transactions on Wireless Communications, vol. 13, no. 1, pp. 418-428, January, 2014. (ESI Highly Cited Paper)
♠ Y. Zeng, R. Zhang, E. Gunawan, and Y. L. Guan, “Optimized transmission with improper Gaussian signaling in the K-user MISO interference channel,” IEEE Transactions on Wireless Communications, vol. 12, no. 12, pp. 6303-6313, December, 2013.
♠ X. Zhou, R. Zhang, and C. K. Ho, “Wireless information and power transfer: architecture design and rate-energy tradeoff,” IEEE Transactions on Communications, vol. 61, no. 11, pp.4757-4767, November, 2013. (ESI Highly Cited Paper)
♠ S. H. Lee, R. Zhang, and K. B. Huang, “Opportunistic wireless energy harvesting in cognitive radio networks,” IEEE Transactions on Wireless Communications, vol. 12, no. 9, pp. 4788-4799, September, 2013. (ESI Highly Cited Paper)
♠ L. Liu, R. Zhang, and K. C. Chua, “Wireless information and power transfer: a dynamic power splitting approach,” IEEE Transactions on Communications, vol. 61, no. 9, pp. 3990-4001, September, 2013. (ESI Highly Cited Paper)
♠ S. Luo, R. Zhang, and T. J. Lim, “Optimal power and range adaptation for green broadcasting,” IEEE Transactions on Wireless Communications, vol. 12, no. 9, pp. 4592-4603, September, 2013.
♠ C. Huang, R. Zhang, and S. Cui, “Throughput maximization for the Gaussian relay channel with energy harvesting constraints,” IEEE Journal on Selected Areas in Communications, special issue on theories and methods for advanced wireless relays, vol. 31, no. 8, pp. 1469-1479, August, 2013. (ESI Highly Cited Paper)
♠ Y. Che, R. Zhang, and Y. Gong, “On design of opportunistic spectrum access in the presence of reactive primary users,” IEEE Transactions on Communications, vol. 61, no. 7, pp. 2678-2691, July, 2013.
♠ H. D. Nguyen, R. Zhang, and H. T. Hui, “Multi-cell random beamforming: achievable rate and degrees of freedom region,” IEEE Transactions on Signal Processing, vol. 61, no. 14, pp. 3532-3544, July 2013.
♠ Y. Zeng, C. M. Yetis, E. Gunawan, Y. L. Guan, and R. Zhang, “Transmit optimization with improper Gaussian signaling for interference channels,” IEEE Transactions on Signal Processing, vol. 61, no. 11, pp. 2899-2913, June, 2013.
♠ R. Zhang and C. K. Ho, “MIMO broadcasting for simultaneous wireless information and power transfer,” IEEE Transactions on Wireless Communications, vol. 12, no. 5, pp. 1989-2001, May, 2013. (ESI Highly Cited Paper)
♠ Y. Zou, J. Zhu, and R. Zhang, “Exploiting network cooperation in green wireless communication,” IEEE Transactions on Communications,vol. 61, no.3, pp. 999-1010, March, 2013.
♠ S. Luo, R. Zhang, and T. J. Lim, “Optimal save-then-transmit protocol for energy harvesting wireless transmitters,” IEEE Transactions on Wireless Communications, vol. 12, no. 3, pp. 1196-1207, March, 2013.
♠ M. Zeng, R. Zhang, and S. Cui, “Outage capacity and optimal transmission for dying channels,” IEEE Transactions on Communications, vol. 61, no. 1, pp. 357-567, January, 2013.
♠ L. Liu, R. Zhang, and K. C. Chua, “Wireless information transfer with opportunistic energy harvesting,” IEEE Transactions on Wireless Communications, vol. 12, no. 1, pp. 288-300, January, 2013. (ESI Highly Cited Paper)
♠ C. K. Ho and R. Zhang, “Optimal energy allocation for wireless communications with energy harvesting constraints,” IEEE Transactions on Signal Processing, vol. 60, no. 9, pp. 4808-4818, September, 2012. (ESI Highly Cited Paper)
♠ L. Li, Y. Ding, J. K. Zhang, and R. Zhang, “Blind detection with unique identification in two-way relay channel,” IEEE Transactions on Wireless Communications, vol. 11, no. 7, pp. 2640-2648, July, 2012.
♠ R. Zhang and J. M. Cioffi, “Iterative spectrum shaping with opportunistic multiuser detection,” IEEE Transactions on Communications, vol. 60, no. 6, pp. 1681-1690, June, 2012.
♠ K. Cumanan, R. Zhang, and S. Lambotharan, “A new design paradigm for MIMO cognitive radio with primary user rate constraint,” IEEE Communications Letters, vol. 16, no. 5, pp. 706-709, May, 2012.
♠ L. Liu, R. Zhang, and K. C. Chua, “Achieving global optimality for weighted sum-rate maximization in the K-user Gaussian interference channel with multiple antennas,” IEEE Transactions on Wireless Communications, vol. 11, no. 5, pp. 1933-1945. May, 2012.
♠ X. Kang, R. Zhang, and M. Motani, “Price-based resource allocation for spectrum-sharing femtocell networks: a Stackelberg game approach,” IEEE Journal on Selected Areas in Communications, special issue on femtocell networks, vol. 30, no, 3, pp. 538-549, April, 2012. (ESI Highly Cited Paper)
♠ L. Zhang, R. Zhang, Y. C. Liang, Y. Xin, and H. V. Poor, “On the Gaussian MIMO BC-MAC duality with multiple transmit covariance constraints,” IEEE Transactions on Information Theory, vol. 58, no. 34, pp. 2064-2078, April, 2012.
♠ K.-B. Huang and R. Zhang, “Cooperative precoding with limited feedback for MIMO interference channels,” IEEE Transactions on Wireless Communications, vol. 11, no. 3, pp. 1012-1021, March, 2012.
♠ L. Gao, R. Zhang, C. C. Yin, and S. Cui, “Throughput and delay scaling in supportive two-tier networks,” IEEE Journal on Selected Areas in Communications, special issue on cooperative networking, vol. 30, no. 2, pp. 415-424, February, 2012. 
♠ J. Qiu, R. Zhang, Z.-Q. Luo, and S. Cui, “Optimal distributed beamforming for MISO interference channels,” IEEE Transactions on Signal Processing, vol. 59, no. 11 pp. 5638-5643, November, 2011.  
♠ R. Zhang and J. M. Cioffi, “Exploiting opportunistic multiuser detection in decentralized multiuser MIMO systems,” IEEE Transactions on Wireless Communications, vol. 10, no. 8, pp. 2474-2485, August, 2011. 
♠ M. Zeng, R. Zhang, and S. Cui, “On design of collaborative beamforming for two-way relay networks,” IEEE Transactions on Signal Processing, vol. 59, no. 5, pp. 2284-2295, May 2011.
♠ K.-B. Huang and R. Zhang, “Cooperative feedback for multiantenna cognitive radio networks,” IEEE Transactions on Signal Processing, vol. 59, no. 2, pp. 747-758, February, 2011.   
♠ X. Kang, R. Zhang, Y. C. Liang, and H. K. Garg, “Optimal power allocation strategies for fading cognitive radio channels with primary user outage constraint,” IEEE Journal on Selected Areas in Communications, special issue on advances in cognitive radio networking and communications, vol. 29, no. 2, pp. 374-383, February, 2011.
♠ R. Zhang, “Cooperative multi-cell block diagonalization with per-base-station power constraints,” IEEE Journal on Selected Areas in Communications, special issue on cooperative communications for cellular networks, vol. 28, no. 9, pp. 1435-1445, December, 2010.
♠ R. Zhang and S. Cui, “Cooperative interference management with MISO beamforming,” IEEE Transactions on Signal Processing, vol. 58, no. 10, pp. 5450-5458, October, 2010.
♠ R. Zhang, “On active learning and supervised transmission of spectrum sharing based cognitive radios by exploiting hidden primary radio feedback,” IEEE Transactions on Communications, vol. 58, no. 10, pp. 2960-2970, October 2010.
♠ X. Kang, H. K. Garg, Y. C. Liang, and R. Zhang, “Optimal power allocation for OFDM-based cognitive radios with new primary transmission protection criteria,” IEEE Transactions on Wireless Communications, vol. 9, no. 6, pp. 2066-2075, June, 2010.
♠ L. Zhang, R. Zhang, Y. C. Liang, Y. Xin, and S. Cui, “On the relationship between the multi-antenna secrecy communications and cognitive radio communications,” IEEE Transactions on Communications, vol. 58, no. 6, pp. 1877-1886, June 2010.
♠ R. Zhang, Y. C. Liang, and S. Cui, “Dynamic resource allocation in cognitive radio networks,” IEEE Signal Processing Magazine, special issue on convex optimization for signal processing, vol. 27, no. 3, pp. 102-114, May 2010.
♠ F. Gao, R. Zhang, Y. C. Liang, and X. Wang, “Design of learning based MIMO cognitive radio systems,” IEEE Transactions on Vehicular Technology, special issue on achievements and the road ahead: the first decade of cognitive radio, vol. 59, no. 4, pp. 1707-1720, May 2010.
♠ Y. H. Zeng, Y. C. Liang, A. T. Hoang, and R. Zhang, “A review on spectrum sensing for cognitive radio: challenges and solutions,” EURASIP Journal on Advances in Signal Processing, special issue on advanced signal processing for cognitive radio, Article ID 381465, 2010.
♠ R. Zhang and Y. C. Liang, “Investigation on multiuser diversity in spectrum sharing based cognitive radio networks,” IEEE Communications Letters, vol. 14, no.2, pp. 133-135, February 2010.
♠ R. Zhang, F. Gao, and Y. C. Liang, “Cognitive beamforming made practical: effective interference channel and learning-throughput tradeoff,” IEEE Transactions on Communications, vol. 58, no. 2, pp. 706-718, February 2010.
♠ R. Zhang, T. J. Lim, Y. C. Liang, and Y. H. Zeng, “Multi-antenna based spectrum sensing for cognitive radios: a GLRT approach,” IEEE Transactions on Communications, vol. 58, no. 1, pp. 84-88, January 2010.
♠ F. Gao, R. Zhang, and Y. C. Liang, “Channel estimation for OFDM modulated two-way relay networks,” IEEE Transactions on Signal Processing, vol. 57, no. 11, pp. 4443- 4455, November 2009.
♠ R. Zhang, S. Cui, and Y. C. Liang, “On ergodic sum capacity of fading cognitive multiple-access and broadcast channels,” IEEE Transactions on Information Theory, vol. 55, no. 11, pp. 5161-5178, November 2009.
♠ R. Zhang, “On achievable rates of two-path successive relaying,” IEEE Transactions on Communications, vol. 57, no. 10, pp. 2914-2917, October 2009.
♠ F. Gao, R. Zhang, and Y. C. Liang, “Optimal channel estimation and training design for two-way relay networks,” IEEE Transactions on Communications, vol. 57, no. 10, pp. 3024-3033, October 2009.
♠ K. Jitvanichphaibool, R. Zhang, and Y. C. Liang, “Optimal resource allocation for two-way relay-assisted OFDMA,” IEEE Transactions on Vehicular Technology, vol. 58, no. 7, pp.3311-3321, July 2009.
♠ R. Zhang, Y. C. Liang, C. C. Chai, and S. Cui, “Optimal beamforming for two-way multi-antenna relay channel with analogue network coding,” IEEE Journal on Selected Areas in Communications, special issue on network coding for wireless communication networks, vol. 27, no. 5, pp. 699-712, June 2009.
♠ R. Zhang, “On peak versus average interference power constraints for protecting primary users in cognitive radio networks,” IEEE Transactions on Wireless Communications, vol. 8, no. 4, pp. 2112-2120, April 2009.
♠ A. T. Hoang, Y. C. Liang, T. C. Wong, Y. H. Zeng, and R. Zhang, “Opportunistic spectrum access for energy-constrained cognitive radios,” IEEE Transactions on Wireless Communications, vol. 8, no. 3, pp. 1206-1211, March 2009.
♠ R. Zhang, C. C. Chai, and Y. C. Liang, “Joint beamforming and power control for multi-antenna relay broadcast channel with QoS constraints,” IEEE Transactions on Signal Processing, vol. 57, no.2, pp. 726-737, February 2009.
♠ X. Kang, Y. C. Liang, A. Nallanathan, H. K. Garg, and R. Zhang, “Optimal power allocation for fading channels in cognitive radio networks: ergodic capacity and outage capacity,” IEEE Transactions on Wireless Communications, vol. 8, no. 2, pp. 940-950, February 2009.
♠ Y. H. Zeng, Y. C. Liang, and R. Zhang, “Blindly combined energy detection for spectrum sensing in cognitive radio,” IEEE Signal Processing Letters, 2008.
♠ R. Zhang and J. M. Cioffi, “Approaching MIMO-OFDM capacity with zero-forcing V- BLAST decoding and optimized power, rate, and antenna-mapping feedback,” IEEE Transactions on Signal Processing, vol. 56, no. 10, pp. 5191-5203, October 2008.
♠ J. Wagner, Y. C. Liang, and R. Zhang, “On the balance of multiuser diversity and spatial multiplexing gain in random beamforming,” IEEE Transactions on Wireless Communications, vol. 7, no. 7, pp. 2512-2525, July 2008.
♠ R. Zhang, “Optimal dynamic resource allocation for multi-antenna broadcasting with heterogeneous delay-constrained traffic,” IEEE Journal of Selected Topics in Signal Processing, special issue on MIMO-optimized transmission systems for delivering data and rich content, vol.2, no. 2, pp. 243-255, April 2008.
♠ R. Zhang and Y. C. Liang, “Exploiting multi-antennas for opportunistic spectrum sharing in cognitive radio networks,” IEEE Journal of Selected Topics in Signal Processing, special issue on signal processing and networking for dynamic spectrum access, vol. 2, no. 1, pp. 88-102, February 2008.
♠ C. Y. Chen, K. B. Seong, R. Zhang, and J. M. Cioffi, “Optimized transmission for upstream vectored DSL systems using zero-forcing generalized decision feedback equalizers,” IEEE Journal of Selected Topics in Signal Processing, special issue on convex optimization methods for signal processing, vol. 1, no.4, pp. 686-699, December 2007.
♠ R. Zhang, Y. C. Liang, R. Narasimhan, and J. M. Cioffi, “Approaching MIMO-OFDM capacity with per-antenna power and rate feedback,” IEEE Journal on Selected Areas in Communications, special issue on optimization of MIMO transceivers for realistic communication networks, vol. 25, no. 7, pp. 1284-1297, September 2007.
♠ M. Mohseni, R. Zhang, and J. M. Cioffi, “Optimized transmission of fading multiple-access and broadcast channels with multiple antennas,’’ IEEE Journal on Selected Areas in Communications, special issue on nonlinear optimization of communication systems, vol. 24, no. 8, pp.1627-1639, August 2006.
♠ Y. C. Liang, R. Zhang, and J. M. Cioffi, “Transmit optimization for MIMO-OFDM with delay-constrained and no-delay-constrained traffic,” IEEE Transactions on Signal Processing, vol. 54, no. 8, pp. 3190-3199, August 2006.
♠ Y. C. Liang, R. Zhang, and J. M. Cioffi, “Subchannel grouping and statistical water-filling for vector block fading channels,” IEEE Transactions on Communications, vol. 54, no. 6, pp. 1131-1142, June 2006.
♠ Y. C. Liang and R. Zhang, “Multiuser MIMO systems with random transmit beamforming,” International Journal of Wireless Information Networks, November 2005. (Invited)
♠ R. Zhang and T. Weissman, “Discrete denoising for channels with memory,” Communications in Information and Systems (CIS), special issue in celebration of Professor Thomas Kailath's 70th birthday, vol. 5, no. 2, pp. 257-288, 2005.
♠ R. Zhang, T. T. Tjhung, H. J. Hu, and P. He, “Window function and interpolation algorithm for OFDM frequency offset correction,” IEEE Transactions on Vehicular Technology, vol. 52, no. 3, pp. 654-670, 2003.
♠ R. Zhang, T. T. Tjhung, H. B. Zhang, and P. He, “BER performance comparison of single code and multi-code DS/CDMA channelization schemes for high rate data transmission,” IEEE Communications Letters, vol. 5, no. 2, pp. 67-69, 2001.

♠ D. Wu, Y. Zeng, S. Jin, and R. Zhang, “Environment-aware and training-free beam alignment for mmWave massive MIMO via channel knowledge map,” IEEE International Conference on Communications (ICC), 2021.
♠ B. Zheng, C. You, and R. Zhang, “Uplink channel estimation for double-IRS assisted multi-user MIMO,” IEEE International Conference on Communications (ICC), 2021.
♠ W. Mei and R. Zhang, “Cooperative multi-beam routing for multi-IRS aided massive MIMO,” IEEE International Conference on Communications (ICC), 2021.
♠ Z. Huang, B. Zheng, and R. Zhang, “Transforming fading channel from fast to slow: IRS-assisted high-mobility communication,” IEEE International Conference on Communications (ICC), 2021.

♠ X. Guan, Q. Wu, and R. Zhang, “Anchor-assisted intelligent reflecting surface channel estimation for multiuser communications,” IEEE Global Communications Conference (Globecom), 2020.
♠ W. Mei and R. Zhang, “Joint base station-IRS-user association in multi-IRS-aided wireless network,” IEEE Global Communications Conference (Globecom), 2020.
♠ M. M. Zhao, Q. Wu, M. J. Zhao, and R. Zhang, “IRS-aided wireless communication with imperfect CSI: is amplitude control helpful or not?” IEEE Global Communications Conference (Globecom), 2020.
♠ B. Zheng, K. Yen, X. Peng, and R. Zhang, “Angle partition-based TDMA for VDES satellite multiuser downlink communications” IEEE Global Communications Conference (Globecom), 2020.
♠ S. Zhang and R. Zhang, “Intelligent reflecting surface aided multiple access: capacity region and deployment strategy,” IEEE International Workshop on Signal Processing Advances for Wireless Communications (SPAWC), 2020. (Invited paper)
♠ S. Zhang and R. Zhang, “On the capacity of intelligent reflecting surface aided MIMO communication,” IEEE International Symposium on Information Theory (ISIT), 2020.
♠ M. M. Zhao, Q. Wu, M. J. Zhao, and R. Zhang, “Two-timescale beamforming optimization for intelligent reflecting surface enhanced wireless network,” IEEE Sensor Array and Multichannel Signal Processing Workshop (SAM), 2020. (Invited paper)
♠ H. Lu, Y. Zeng, S. Jin, and R. Zhang, “Enabling panoramic full-angle reflection via aerial intelligent reflecting surface,” IEEE International Conference on Communications (ICC), 2020.
♠ S. Abeywickrama, R. Zhang, and C. Yuen, “Intelligent reflecting surface: practical phase shift model and beamforming optimization,” IEEE International Conference on Communications (ICC), 2020.
♠ Z. Kang, C. You, and R. Zhang, “Placement learning for multi-UAV relaying: a Gibbs sampling approach,” IEEE International Conference on Communications (ICC), 2020.
♠ C. You, B. Zheng, and R. Zhang, “Intelligent reflecting surface with discrete phase shifts: channel estimation and passive beamforming,” IEEE International Conference on Communications (ICC), 2020.

♠ S. Zhang and R. Zhang, “Radio map based path planning for cellular-connected UAV,” IEEE Global Communications Conference (Globecom), 2019.
♠ C. You, X. Peng, and R. Zhang, “3D trajectory design for UAV-enabled data harvesting in probabilistic LoS channel,” IEEE Global Communications Conference (Globecom), 2019.
♠ W. Mei and R. Zhang, “Cooperative downlink interference transmission and cancellation for cellular-connected UAV,” IEEE Global Communications Conference (Globecom), 2019.   
♠ Y. Yang, S. Zhang, and R. Zhang, “IRS-enhanced OFDM: power allocation and passive array optimization,” IEEE Global Communications Conference (Globecom), 2019.    
♠ I. Nikoloska, N. Zlatanov, Z. Hadzi-Velkov, and R. Zhang, “On the secrecy capacity of a full-duplex wirelessly powered communication system,” International Symposium on Wireless Communication Systems (ISWCS), 2019.   
♠ Q. Wu and R. Zhang, “Beamforming optimization for intelligent reflecting surface with discrete phase shifts,” IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2019.
♠ H. Zhang, L. Duan, and R. Zhang, “Proactive eavesdropping of two suspicious communication links via jamming,” IEEE International Conference on Communications (ICC), 2019.
♠ S. Zhang and R. Zhang, “Trajectory design for cellular-connected UAV under outage duration constraint,” IEEE International Conference on Communications (ICC), 2019.
♠ L. Liu, S. Zhang, and R. Zhang, “Exploiting NOMA for multi-beam UAV communication in cellular uplink,” IEEE International Conference on Communications (ICC), 2019.

♠ J. Chen, Y. Liang, X. Kang, and R. Zhang, “Effective-throughput maximization for wireless-powered IoT networks with short packets,” IEEE Global Communications Conference (Globecom), 2018. 
♠ L. Liu, S. Zhang, and R. Zhang, “Cooperative interference cancellation for multi-beam UAV uplink communication: a DoF analysis,” IEEE Global Communications Conference (Globecom), 2018. 
♠ Y. Zeng, J. Xu, and R. Zhang, “Rotary-wing UAV enabled wireless network: trajectory design and resource allocation,” IEEE Global Communications Conference (Globecom), 2018. 
♠ Q. Wu and R. Zhang, “Intelligent reflecting surface enhanced wireless network: joint active and passive beamforming design,” IEEE Global Communications Conference (Globecom), 2018. 
♠ W. Mei, Q. Wu, and R. Zhang, “Cellular-connected UAV: uplink association, power control and interference coordination,” IEEE Global Communications Conference (Globecom), 2018. 
♠ Z. Wang, L. Duan, and R. Zhang, “Traffic-aware adaptive deployment for UAV-aided communication networks,” IEEE Global Communications Conference (Globecom), 2018. 
♠ X. Cao, J. Xu, and R. Zhang, “Mobile edge computing for cellular-connected UAV: computation offloading and trajectory optimization,” IEEE International Workshop on Signal Processing Advances for Wireless Communications (SPAWC), 2018. (Invited paper)
♠ Y. Huang, J. Xu, L. Qiu, and R. Zhang, “Cognitive UAV communication via joint trajectory and power control,” IEEE International Workshop on Signal Processing Advances for Wireless Communications (SPAWC), 2018. (Invited paper)
♠ X. Cao, F. Wang, J. Xu, R. Zhang, and S. Cui, “Joint computation and communication cooperation for mobile edge computing,” International Symposium on Modeling and Optimization in Mobile, Ad Hoc, and Wireless Networks (WiOpt), 2018.  
♠ S. Abeywickrama, T. Samarasinghe, C. Yuen, and R. Zhang, “Cluster-based wireless energy transfer for low complex energy receivers,” International Symposium on Modeling and Optimization in Mobile, Ad Hoc, and Wireless Networks (WiOpt), 2018.
♠ M. Zhang, J. Huang, and R. Zhang, “Wireless power provision as a non-excludable public good,” International Symposium on Modeling and Optimization in Mobile, Ad Hoc, and Wireless Networks (WiOpt), 2018.  
♠ Y. Yang, S. Zhang, J. P. Lie, and R. Zhang, “Flexible multi-group single-carrier modulation: optimal subcarrier grouping and rate maximization,” IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2018.
♠ L. Xie, J. Xu, and R. Zhang “Throughput maximization for UAV-enabled wireless powered communication networks,” IEEE Vehicular Technology Conference (VTC) Spring, 2018. (Invited paper)
♠ C. You, Y. Zeng, R. Zhang, and K. Huang, “Resource management for asynchronous mobile-edge computation offloading,” IEEE International Conference on Communications (ICC), 2018.
♠ Q. Wu, J. Xu, and R. Zhang, “UAV-enabled broadcast channel: trajectory design and capacity characterization,” IEEE International Conference on Communications (ICC), 2018.
♠ Y. Wu, J. Xu, L. Qiu, and R. Zhang, “Capacity of UAV-enabled multicast channel: joint trajectory design and power allocation,” IEEE International Conference on Communications (ICC), 2018.
♠ S. Zhang, Y. Zeng, and R. Zhang, “Cellular-enabled UAV communication: trajectory optimization under connectivity constraint,” IEEE International Conference on Communications (ICC), 2018.

♠ Q. Wu and R. Zhang, “Delay-constrained throughput maximization in UAV-enabled OFDM systems,” IEEE Asia-Pacific Conference on Communications (APCC), 2017. (Invited paper)
♠ J. Xu, Y. Zeng, and R. Zhang, “UAV-enabled multiuser wireless power transfer: trajectory design and energy optimization,” IEEE Asia-Pacific Conference on Communications (APCC), 2017. 
♠ J. Xu, Y. Zeng, and R. Zhang, “UAV-enabled wireless power transfer: trajectory design and energy region characterization,” IEEE Global Communications Conference (Globecom), 2017. 
♠ R. Long, G. Yang, Y. Pei, and R. Zhang, “Transmit beamforming for cooperative ambient backscatter communication systems,” IEEE Global Communications Conference (Globecom), 2017. 
♠ G. Zhang, Q. Wu, M. Cui, and R. Zhang, “Securing UAV communications via trajectory optimization,” IEEE Global Communications Conference (Globecom), 2017.
♠ J. Lyu, Y. Zeng, and R. Zhang, “Spectrum sharing and cyclical multiple access in UAV-aided cellular offloading,” IEEE Global Communications Conference (Globecom), 2017.
♠ Q. Wu, Y. Zeng, and R. Zhang, “Joint trajectory and communication design for UAV-enabled multiple access,” IEEE Global Communications Conference (Globecom), 2017.
♠ J. Xu, K. Li, L. Duan, and R. Zhang, “Proactive eavesdropping via jamming over HARQ-based communications,” IEEE Global Communications Conference (Globecom), 2017.
♠ R. G. Stephen and R. Zhang, “Millimeter-wave CRAN with lens antenna arrays,” IEEE Global Communications Conference (Globecom), 2017.
♠ M. R. V. Moghadam, Y. Zeng, and R. Zhang, “Waveform optimization for radio-frequency wireless power transfer,” IEEE International Workshop on Signal Processing Advances for Wireless Communications (SPAWC), 2017. (Invited paper)
♠ G. Ma, J. Xu, L. Duan, and R. Zhang, “Wireless surveillance of two-hop communications,” IEEE International Workshop on Signal Processing Advances for Wireless Communications (SPAWC), 2017. (Invited paper)
♠ S. Bi, Y. J. Zhang, and R. Zhang, “Distributed scheduling in wireless powered communication network: protocol design and performance analysis,” International Symposium on Modeling and Optimization in Mobile, Ad Hoc, and Wireless Networks (WiOpt), 2017.
♠ Y. Zeng, L. Yang, and R. Zhang, “Multi-user millimeter wave MIMO with single-sided full-dimensional lens antenna array,” IEEE International Conference on Communications (ICC), 2017.
♠ S. Zhang, R. Zhang, and T. J. Lim, “Constant envelope transmission in MISO system with adaptive online constellation,” IEEE International Conference on Communications (ICC), 2017.
♠ J. Zhang, Y. Zeng, and R. Zhang, “Spectrum and energy efficiency maximization in UAV-enabled mobile relaying,” IEEE International Conference on Communications (ICC), 2017.

♠ J. Xu, L. Duan, and R. Zhang, “Transmit optimization for symbol-level spoofing with BPSK signaling”, IEEE Global Communications Conference (Globecom), 2016.
♠ Y. Zeng, R. Zhang, and T. J. Lim, “Throughput maximization for mobile relaying systems,” IEEE Global Communications Conference (Globecom), 2016.
♠ T. Wei, J. Zhang, X. Yuan, and R. Zhang, “Multi-antenna constant envelope wireless power transfer,” IEEE Global Communications Conference (Globecom), 2016.
♠ R. G. Stephen and R. Zhang, “Fronthaul-constrained uplink OFDM in C-RAN with hybrid decoding,” IEEE Global Communications Conference (Globecom), 2016.
♠ J. Xu, L. Duan, and R. Zhang, “Harnessing self-interference in full-duplex relaying: an analog filter-and-forward approach,” IEEE Global Communications Conference (Globecom), 2016.
♠ S. Lee and R. Zhang, “Distributted energy beamforming with one-bit feedback,” IEEE Wireless Communications and Networking Conference (WCNC), 2016.
♠ L. Yang, Y. Zeng, and  R. Zhang, “Efficient channel estimation for millimeter wave MIMO with limited RF chains,” IEEE International Conference on Communications (ICC), 2016.
♠ S. Zhang, R. Zhang, and T. J. Lim, “Receive beamforming optimization for MIMO system with constant envelope precoding,” IEEE International Conference on Communications (ICC), 2016.
♠ Y. Guo, L. Duan, and R. Zhang, “Cooperative local caching and file sharing under heterogeneous file preferences,” IEEE International Conference on Communications (ICC), 2016.
♠ J. Xu, L. Duan, and R. Zhang, “Proactive eavesdropping via cognitive jamming in fading channels,” IEEE International Conference on Communications (ICC), 2016.
♠ G. Yang, M. R. V. Moghadam, and R. Zhang, “Magnetic beamforming for wireless power transfer,” IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2016.
♠ Y. Zeng and R. Zhang, “Active eavesdropping via spoofing relay attack,” IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2016. (available on-line at arXiv:1509.08643)
♠ L. Liu and R. Zhang, “Downlink SINR balancing in C-RAN under limited fronthaul capacity,” IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2016. (available on-line at arXiv:1509.06508)

♠ S. Bi and R. Zhang, “Node placement optimization in wireless powered communication networks”, IEEE Global Communications Conference (Globecom), 2015.
♠ M. Zhang, Y. Liu, and R. Zhang, “Secrecy wireless information and power transfer in OFDMA systems”, IEEE Global Communications Conference (Globecom), 2015.
♠ S. Zhang, R. Zhang, and T. J. Lim, “Constant envelope precoding with adaptive receiver constellation in fading channel”, IEEE Global Communications Conference (Globecom), 2015.
♠ Z. Wang, L. Duan, and R. Zhang, “Adaptive directional wireless power transfer for large-scale sensor networks”, IEEE Global Communications Conference (Globecom), 2015.
♠ S. Bi and R. Zhang, “Wireless power charging control in multiuser broadband networks,” IEEE International Conference on Communications (ICC), 2015.
♠ Y. Zeng and R. Zhang, “Optimized training design for multi-antenna wireless energy transfer in frequency-selective channel,” IEEE International Conference on Communications (ICC), 2015.
♠ S. Cai, L. Duan, J. Wang, S. Zhou, and R. Zhang, “Incentive mechanism design for delayed WiFi offloading,” IEEE International Conference on Communications (ICC), 2015.
♠ S. Luo, J. Xu, T. J. Lim, and R. Zhang, “Capacity region of MISO broadcast channel with SWIPT,” IEEE International Conference on Communications (ICC), 2015.
♠ K. Rahbar, C. Chai, and R. Zhang, “Privacy constrained energy management for self-interested microgrids,” IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2015.
♠ M. R. V. Moghadam and R. Zhang, “Multiuser charging control in wireless power transfer via magnetic resonant coupling,”IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2015.

♠ S. Zhang, R. Zhang, and T. J. Lim, “Massive MIMO with per-antenna power constraint,” IEEE GlobalSIP, 2014.
♠ S. Cai, L. Duan, J. Wang, and R. Zhang, “Power-efficient heterogeneous networks through optimal small-cell scheduling,” IEEE GlobalSIP, 2014.
♠ X. Zhou, C. K. Ho, and R. Zhang, “Wireless power meets energy harvesting: a joint energy allocation approach,” IEEE GlobalSIP, 2014.
♠ B. Xu, Y. Zhu, and R. Zhang, “Optimal power allocation for a two-link interference channel with SWIPT,” International Conference on Wireless Communications and Signal Processing (WCSP), 2014. (Invited Paper). 
♠ K. Rahbar, C. Chai, and R. Zhang, “Real-time energy management for cooperative microgrids with renewable energy integration,” IEEE SmartGridComm, 2014.
♠ M. R. V. Moghadam, R. Zhang, and R. T. B. Ma, “Demand response for contingency management via real-time pricing in smart grids,” IEEE SmartGridComm, 2014.
♠ S. Bi, C. K. Ho, and R. Zhang, “Recent advances in joint wireless energy and information transfer,” IEEE Information Theory Workshop, 2014. (Invited Paper)
♠ H. Ju and R. Zhang, “User cooperation in wireless powered communication networks,” IEEE Global Communications Conference (Globecom), 2014.
♠ Y. Zeng and R. Zhang, “Optimal training for wireless energy transfer,” IEEE Global Communications Conference (Globecom), 2014.
♠ H. D. Nguyen, R. Zhang, and S. Sun, “On design of improper signaling for SER minimization in K-user interference channel,” IEEE Global Communications Conference (Globecom), 2014.
♠ J. Xu and R. Zhang, “Cooperative energy trading in CoMP systems powered by smart grids,” IEEE Global Communications Conference (Globecom), 2014.
♠ X. Wang and R. Zhang, “Optimal transmission policies for energy harvesting node with non-ideal circuit power,” IEEE International Conference on Sensing, Communication, and Networking (SECON), 2014.
♠ F. Wang, X. Wang, Z, Zhao, and R. Zhang, “Optimal beamforming design for two-way relaying with simultaneous energy harvesting,” 2014 International Symposium on Communications, Control, and Signal Processing (ISCCSP): Special Session on Energy Aware Communications Systems, 2014 (Invited Paper). 
♠ S. Luo, R. Zhang, and T. J. Lim, “Coordinated downlink and uplink user association and beamforming for energy minimization in cloud radio access network,” IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2014.
♠ K. Rahbar, J. Xu, and R. Zhang, “An off-line optimization approach for online energy storage management in microgrid system,” IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2014.
♠ J. Xu and R. Zhang, “Energy beamforming with one-bit feedback,” IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2014.
♠ Y. Guo, J. Xu, L. Duan, and R. Zhang, “Optimal energy and spectrum sharing for cooperative cellular systems,” IEEE International Conference on Communications (ICC), 2014.
♠ H. Xing, L. Liu, and R. Zhang, “Secrecy wireless information and power transfer in fading wiretap channel,” IEEE International Conference on Communications (ICC), 2014.

♠ X. Zhou, R. Zhang, and C. K. Ho, “Wireless information and power transfer in multiuser OFDM systems,” IEEE Global Communications Conference (Globecom), 2013.
♠ H. Ju and R. Zhang, “Throughput maximization in wireless powered communication networks,” IEEE Global Communications Conference (Globecom), 2013.
♠ L. Liu, R. Zhang, and K. C. Chua, “Secrecy wireless information and power transfer with MISO beamforming,” IEEE Global Communications Conference (Globecom), 2013.
♠ J. Xu, Y. H. Guo, and R. Zhang, “CoMP meets energy harvesting: a new communication and energy cooperation paradigm,” IEEE Global Communications Conference (Globecom), 2013.
♠ L. Duan and R. Zhang, “Dynamic contract to regulate energy management in microgrids,” IEEE SmartGridComm, 2013.
♠ M. R. V. Moghadam, R. Zhang, and R. T. B. Ma, “Randomized response electric vehicles for distributed frequency control in smart grid”, IEEE SmartGridComm, 2013.  
♠ Y. Zeng, R. Zhang, and Z. N. Chen, “Electromagnetic lens-focusing antenna enabled massive MIMO,” IEEE ICCC, 2013. (Invited)
♠ Y. Che, R. Zhang, and Y. Gong, “On spatial capacity in ad-hoc networks with threshold based scheduling,” IEEE International Symposium on Information Theory (ISIT), 2013.
♠ Y. Zhao, B. Chen, and R. Zhang, “Optimal power allocation for an energy harvesting estimation system,” IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2013.
♠ Y. Zeng, R. Zhang, E. Gunawan, and Y. L. Guan, “MISO Interference channel with improper Gaussian signaling,” IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2013.
♠ J. Xu, L. Liu, and R. Zhang, “Multiuser MISO beamforming for simultaneous wireless information and power transfer,” IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2013.
♠  M. R. V. Moghadam, R. T. B. Ma, and R. Zhang, “Distributed frequency control via demand response in smart grids,” IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2013.
♠ X. Song, C. Yin, D. Liu, and R. Zhang, “Spatial opportunity in cognitive radio networks with threshold-based opportunistic spectrum access,” IEEE International Conference on Communications (ICC), 2013.
♠ S. Luo, R. Zhang, and T. J. Lim, “Optimal power and range adaptation for green broadcasting.” IEEE International Conference on Communications (ICC), 2013.
♠ Y. Zeng, C. M. Yetis, E. Gunawan, Y. L. Guan, and R. Zhang, “Improper Gaussian signaling for the K-User SISO interference channel,”IEEE International Conference on Communications (ICC), 2013.
♠ Y. K. Chia, S. Sun, and R. Zhang, “Energy cooperation in cellular networks with renewable powered base stations,” IEEE Wireless Communications and Networking Conference (WCNC), 2013.
♠  H. D. Nguyen, R. Zhang, and H. T. Hui, “Effect of receive spatial diversity on the degrees of freedom region in multi-cell random beamforming,” IEEE Wireless Communications and Networking Conference (WCNC), 2013.
♠  H. Ju and R. Zhang, “A novel mode switching scheme utilizing random beamforming for opportunistic energy harvesting,” IEEE Wireless Communications and Networking Conference (WCNC), 2013.

♠ S. H. Lee, K. B. Huang, and R. Zhang, “Cognitive energy harvesting and transmission from a network perspective,” IEEE International Conference on Communication Systems (ICCS), 2012. (Invited) 
♠ Y. Zeng, C. M. Yetis, E. Gunawan, Y. L. Guan, and R. Zhang, “Improving achievable rate for the two-user SISO interference channel with improper Gaussian signaling,” IEEE Asilomar Conference on Signals, Systems and Computers, 2012.  (Invited)
♠ X. Zhou, R. Zhang, and C. K. Ho, “Wireless information and power transfer: architecture design and rate-energy tradeoff,” IEEE Global Communications Conference (Globecom), 2012.
♠ C. Huang, R. Zhang, and S. Cui, “Outage minimization in fading channels: optimal power allocation with channel distribution information known at transmitter,” IEEE Global Communications Conference (Globecom), 2012.
♠ S. Luo, R. Zhang, and T. J. Lim, “Diversity analysis of an outage minimizing energy harvesting wireless protocol in Rayleigh fading,” International Conference on Communications and Signal Processing (SPCOM), 2012. (Invited)
♠ L. Liu, R. Zhang, and K. C. Chua, “Wireless information transfer with opportunistic energy harvesting,” IEEE International Symposium on Information Theory (ISIT), 2012.
♠ S. Luo, R. Zhang, and T. J. Lim, “Optimal save-then-transmit protocol for energy harvesting wireless transmitters,” IEEE International Symposium on Information Theory (ISIT), 2012.
♠ C. Huang, R. Zhang, and S. Cui, “Outage minimization in fading channels under energy harvesting constraints,” IEEE International Conference on Communications (ICC), Workshop on Energy Harvesting for Communication, 2012.
♠ C. Huang, R. Zhang, and S. Cui, “Delay-constrained Gaussian relay channel with energy harvesting nodes,” IEEE International Conference on Communications (ICC), 2012.
♠ H. D. Nguyen, R. Zhang, and H. T. Hui, “Degrees of freedom region in multi-cell random beamforming,” IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2012.
♠ C. Huang, R. Zhang, and S. Cui, “Optimal resource allocation for the Gaussian relay channel with energy harvesting constraints,” IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2012.

♠ L. Liu, R. Zhang, and K. C. Chua, “A new approach to weighted sum-rate maximization for the K-user Gaussian interference channel,” International Conference on Wireless Communications & Signal Processing (WCSP), 2011. (Invited)
♠ K.-B. Huang and R. Zhang, “Cooperative feedback for MIMO interference channels” IEEE Asilomar Conference on Signals, Systems and Computers, 2011.  (Invited)
♠ X. Kang, R. Zhang, and M. Motani, “Price-based resource allocation for femtocell networks: a Stackelberg game approach,” IEEE Global Communications Conference (Globecom), 2011.
♠ R. Zhang and C. K. Ho, “MIMO broadcasting for simultaneous wireless information and power transfer,” IEEE Global Communications Conference (Globecom), 2011.
♠ B. Da and R. Zhang, “Exploiting interference alignment in multi-cell cooperative OFDMA resource allocation,” IEEE Global Communications Conference (Globecom), 2011.
♠ B. Da and R. Zhang, “Cooperative interference control for spectrum sharing in OFDMA cellular systems,” IEEE International Conference on Communications (ICC), 2011.
♠ Y. Che, R. Zhang, and Y. Gong, “Opportunistic spectrum access for cognitive radio in the presence of reactive primary users,” IEEE International Conference on Communications (ICC), 2011.

♠ J. Qiu, R. Zhang, Z.-Q. Luo, and S. Cui, “Optimal distributed beamforming for MISO interference channels,” IEEE Asilomar Conference on Signals, Systems and Computers, 2010.
♠ M. Zeng, R. Zhang, and S. Cui, “Distributed beamforming for two-way relay networks with reciprocal channels,” IEEE Asilomar Conference on Signals, Systems and Computers, 2010. (Invited)
♠ K.-B. Huang and R. Zhang, “Cognitive beamforming with cooperative feedback,” International Conference on Wireless Communications & Signal Processing (WCSP), 2010. (Invited)
♠ C. K. Ho and R. Zhang, “Optimal energy allocation for wireless communications powered by energy harvesters,” IEEE International Symposium on Information Theory (ISIT), 2010.
♠ K.-B. Huang and R. Zhang, “Cooperative feedback for multi-antenna cognitive radio networks,” IEEE Vehicular Technology Conference (VTC) Spring, 2010.
♠ R. Zhang and S. Cui, “Cooperative interference management in multi-cell downlink beamforming,” IEEE Wireless Communications and Networking Conference (WCNC), 2010.
♠ R. Zhang, “Cooperative multi-cell block diagonalization with per-base-station power constraints,” IEEE Wireless Communications and Networking Conference (WCNC), 2010.

♠ L. Zhang, Y. C, Liang, Y. Pei, and R. Zhang, “Robust beamforming design: from cognitive radio MISO channels to secrecy MISO channels,” IEEE Global Communications Conference (Globecom), 2009.
♠ R. Zhang, “On active learning and supervised transmission of spectrum sharing based cognitive radios by exploiting hidden primary radio feedback,” IEEE Global Communications Conference (Globecom), 2009.
♠ X. Kang, R. Zhang, Y. C. Liang, and H. K. Garg, “On outage capacity of secondary users in fading cognitive radio networks with primary user outage constraint,” IEEE Global Communications Conference (Globecom), 2009.
♠ X. Kang, H. K. Garg, Y. C. Liang, and R. Zhang, “Power allocation for OFDM-based cognitive radio systems with hybrid protection to primary users,” IEEE Global Communications Conference (Globecom), 2009.
♠ L. Gao, R. Zhang, and S. Cui, “Delay-throughput tradeoff for supportive two-tier networks: a static primary tier vs. a mobile secondary tier,” IEEE Global Communications Conference (Globecom), 2009.
♠ R. Zhang and J. M. Cioffi, “Exploiting opportunistic multiuser detection in decentralized multiuser MIMO systems,” IEEE Global Communications Conference (Globecom), 2009.
♠ Y. C. Liang, Y. H. Zeng, R. Zhang, and A. T. Hoang, “Cognitive radio: challenges and solutions,” International Symposium on Wireless Personal Multimedia Communications (WPMC), 2009. (Invited)
♠ M. Zeng, R. Zhang, and S. Cui, “Asymptotic behavior of the outage probability of a dying channel,” IEEE Military Communications Conference (Milcom), 2009.
♠ L. Zhang, R. Zhang, Y. C. Liang, Y. Xin, and S. Cui, “On the relationship between the multi-antenna secrecy communications and cognitive radio communications,” Annual Allerton Conference on Communication, Control and Computing, 2009.
♠ M. H. Islam, Y. C. Liang, and R. Zhang, “Robust precoding for orthogonal space-time block coded MIMO cognitive radio networks,” IEEE International Workshop on Signal Processing Advances for Wireless Communications (SPAWC), 2009.
♠ R. Zhang, F. Gao, and Y. C. Liang, “Cognitive beamforming made practical: effective interference channel and leaning-throughput tradeoff,” IEEE International Workshop on Signal Processing Advances for Wireless Communications (SPAWC), 2009.
♠ R. Zhang and J. M. Cioffi, “Iterative spectrum shaping with opportunistic multiuser detection,” IEEE International Symposium on Information Theory (ISIT), 2009.
♠ L. Zhang, R. Zhang, Y. C. Liang, Y. Xin, and H. V. Poor, “On the Gaussian MIMO BC-MAC duality with multiple transmit covariance constraints,” IEEE International Symposium on Information Theory (ISIT), 2009.
♠ F. Gao, R. Zhang, Y. C. Liang, and X. Wang, “Optimal design of learning based MIMO cognitive radio systems,” IEEE International Symposium on Information Theory (ISIT), 2009.
♠ L. Gao, R. Zhang, C. C. Yin, and S. Cui, “Delay-throughput tradeoff for supportive two-tier network”, IEEE International Symposium on Information Theory (ISIT), 2009.
♠ K. Jitvanichphaibool, Y. C. Liang, and R. Zhang, “Beamforming and power control for multi-antenna cognitive two-way relaying,” IEEE Wireless Communications and Networking Conference (WCNC), 2009.
♠ F. Gao, R. Zhang, Y. C. Liang, and X. D. Wong, “Multi-antenna cognitive radio systems: environmental learning and channel training,” IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2009.
♠ M. Zeng, R. Zhang, and S. G. Cui, “Optimal transmission for dying channels”, IEEE International Conference on Communications (ICC), 2009.
♠ X. Kang, R. Zhang, Y. C. Liang, and H. K. Garg, “Optimal power allocation for cognitive radio under primary user outage capacity constraint,” IEEE International Conference on Communications (ICC), 2009.
♠ F. Gao, R. Zhang, and Y. C. Liang, “On channel estimation for OFDM based two-way relay networks,” IEEE International Conference on Communications (ICC), 2009.
♠ R. Zhang, C. C. Chai, Y. C. Liang, and S. Cui “On capacity region of two-way multi-antenna relay channel with analogue network coding,” IEEE International Conference on Communications (ICC), 2009.
♠ R. Zhang, X. Kang, and Y. C. Liang, “Protecting primary users in cognitive radio networks: peak or average interference power constraint?” IEEE International Conference on Communications (ICC), 2009.

♠ R. Zhang, S. Cui, and Y. C. Liang, “On ergodic sum capacity of fading cognitive multiple-access channels,” Annual Allerton Conference on Communication, Control and Computing, 2008.
♠ R. Zhang and Y. C. Liang, “Exploiting hidden power-feedback loops for cognitive radio,” IEEE International Symposium on New Frontiers in Dynamic Spectrum Access Networks (DySPAN), 2008.
♠ R. Zhang, “On peak versus average interference power constraint for spectrum sharing in cognitive radio networks,” IEEE International Symposium on New Frontiers in Dynamic Spectrum Access Networks (DySPAN), 2008.
♠ F. Gao, R. Zhang, Y. C. Liang, “On channel estimation for amplify-and-forward two-way relay networks,” IEEE Global Communications Conference (Globecom), 2008.
♠ R. Zhang, “Optimal power control over fading cognitive radio channels by exploiting primary user CSI,” IEEE Global Communications Conference (Globecom), 2008.
♠ M. Zeng, R. Zhang, and S. Cui, “On the outage capacity of a dying channel”, IEEE Global Communications Conference (Globecom), 2008.
♠ K. Jitvanichphaibool, R. Zhang, and Y. C. Liang, “Optimal resource allocation for two-way relay-assisted OFDMA,” IEEE Global Communications Conference (Globecom), 2008.
♠ T. J. Lim, R. Zhang, Y. C. Liang, and Y. H. Zeng, “GLRT-based spectrum sensing for cognitive radio”, IEEE Global Communications Conference (Globecom), 2008.
♠ A. T. Hoang, Y. C. Liang, T. C. Wong, Y. H. Zeng, and R. Zhang, “Opportunistic spectrum access for energy-constrained cognitive radios,” IEEE Vehicular Technology Conference (VTC) Spring, 2008.
♠ C. K. Ho, R. Zhang, and Y. C. Liang, “Two-way relaying over OFDM: optimized tone permutation and power allocation,” IEEE International Conference on Communications (ICC), 2008.
♠ Y. C. Liang and R. Zhang, “Optimal analogue relaying with multi-antennas for physical layer network coding,” IEEE International Conference on Communications (ICC), 2008.
♠ R. Zhang, “Optimized multi-antenna broadcasting for heterogeneous delay- constrained traffic,” IEEE International Conference on Communications (ICC), 2008.
♠ R. Zhang, “Characterizing achievable rates for two-path digital relaying,” IEEE International Conference on Communications (ICC), 2008.

♠ R. Zhang, C. C. Chai, and Y. C. Liang, “Joint beamforming and power adaptation for MIMO broadcasting relays with QoS constraints,” IEEE Asilomar Conference on Signals, Systems and Computers, 2007.
♠ C. Y. Chen, R. Zhang, and J. M. Cioffi, “A capacity-approaching algorithm for resource allocation in MIMO-OFDM multiple-access channel,” IEEE Global Communications Conference (Globecom), 2007.
♠ R. Zhang and Y. C. Liang, “Exploiting multi-antennas for opportunistic spectrum sharing in cognitive radio networks,” IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC), 2007.
♠ R. Zhang and J. M. Cioffi, “Approaching MIMO-OFDM capacity with closed-loop V-BLAST,” IEEE Global Communications Conference (Globecom), 2006.
♠ C. Y. Chen, K. B. Seong, R. Zhang, and J. M. Cioffi, “Optimized transmission for upstream vectored DSL systems using zero-forcing generalized decision feedback equalizers,” IEEE Global Communications Conference (Globecom), 2006.
♠ R. Zhang, M. Mohseni, and J. M. Cioffi, “Power region for fading multiple-access channel with multiple antennas,’’ IEEE International Symposium on Information Theory (ISIT), 2006.
♠ J. Wagner, Y. C. Liang, and R. Zhang, “Random beamforming with systematic beam selection,” IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC), 2006.
♠ R. Zhang, Y. C. Liang, and J. M. Cioffi, “Approaching MIMO-OFDM capacity with per antenna power and rate feedback,” IEEE International Conference on Communications (ICC), 2006.
♠ Y. Li, Y. C. Liang, S. Sun, and R. Zhang, “Adaptive trellis and bit-interleaved coded modulation for ordered MIMO-OFDM channels,” IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC), 2005. (Best Paper Award)
♠ R. Zhang, Y. C. Liang, and J. M. Cioffi, “Throughput comparison of wireless downlink transmission schemes with multiple antennas,” IEEE International Conference on Communications (ICC), 2700-2704, 2005.
♠ R. Zhang, Y C. Liang, and J. M. Cioffi, “MIMO broadcasting with delay-constrained and no-delay-constrained services,” IEEE International Conference on Communications (ICC), pp. 783-787, 2005.
♠ R. Zhang and T. Weissman, “On discrete denoising for the burst noise channel,” Annaul Allerton Conference on Communication, Control and Computing, 2004.
♠ Y. C. Liang and R. Zhang, “Transmit optimization for MIMO channels with mixed delay-constrained and no-delay-constrained services,” IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), pp. 681-684, 2004.
♠ Y. C. Liang and R. Zhang, “Random beamforming for MIMO systems with multiuser diversity,” IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC), pp. 290-294, 2004.
♠ Y. C. Liang, R. Zhang, and J. M. Cioffi, “Statistical power allocation strategy for vector block-fading channels,” IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC), pp. 63-67, 2004.
♠ R. Zhang, Y. C. Liang, and J. M. Cioffi, “Multi-target channel inversion power control for block-fading channels with multiple antennas,” IEEE International Conference on Communications (ICC), pp. 593-597, 2004.
♠ Y. C. Liang, R. Zhang, and J. M. Cioffi, “Sub-channel grouping and statistical water-filling for MIMO-OFDM systems,” IEEE Asilomar Conference on Signals, Systems and Computers, pp. 997-1001, 2003.