Kee Chaing CHUA

Professor

PhD Auckland; 1990
MEng NUS; 1987
BE(Hons 1) Auckland; 1985
Program for Global Leadership, Harvard Business School, 1998

 +65 6516 2115  Click here to Email

Professional Working Experience

 Senior Tutor, EE (Feb - Mar 1990)
 Lecturer, EE (Mar 1990 - Dec 1994)
 Senior Lecturer, EE (Jan 1995 - Dec 1998)
 Deputy Director, Centre for Wireless Communications (May 1996 - 
Jun 2000)
. Associate Professor, ECE (Jan 1999 - Dec 2005)
. Founding Head, Siemens ICM Mobile Core R&D Dept (Jun 2001 - Jun 
2003)
. Vice Dean (Research), Faculty of Engineering (Jul 2003 - Mar 2006)
. Professor, ECE (Jan 2006 -)
. Director, National Research Foundation (Mar 2006 - Mar 2008)
. Vice Dean (Research), Faculty of Engineering (May 2008 -)

Professional Activities

IEEE Singapore Section
   Committee Member, Communications Chapter, 1991.
   Chair, Publications Sub-Committee, 1991. 
   Treasurer, Communications Chapter, 1992.
   Chair, Communications Chapter, 1993 – 1994.
	
Asia Pacific Committee, IEEE Communications Society
   Editor (Singapore), Asia Pacific Newsletter, 1992 – 1994.
   Secretary & Singapore Liaison, Member Affairs Sub-Committee, 
1994.
   Chair, Member Affairs Sub-Committee, 1995 – 1996.
	
IEEE Communications Society
   Region 10 Chapters Chair Co-ordinator, 1996 – 1997.
   Member, Member Affairs Council, 1996 – 1997.

Standards/Technical Committees
   Chairman, Telephony Working Group, Singapore National IT 
Standards Council, 2000.
   Member, National Information Infrastructure Technical Committee, 
Singapore National IT Standards Council, 2000.
   Member, Singapore National Cable Standards Committee, 2000.
   Member, Telecommunications Technical Committee, International 
Association of Science & Technology for Development (IASTED), 2002 – 
2005.
	
Editorial and Technical Review Services
   Reviewed papers for IEEE Transactions on Communications, IEEE 
Communications Letters, IEE Electronics Letters, IEE Proceedings – 
Communications, IEEE Transactions on Vehicular Technology, IEEE 
Personal Communications Magazine, ACM Wireless Networks Journal, 
IEEE Journal on Selected Areas in Communications, IEEE Transactions 
on Wireless Communications, and various IEEE conferences.
   Guest Editor, Asia Pacific Engineering Journal, December 1993.
   Guest Editor, Special issue on Personal Communications Services 
in the Asia Pacific, IEEE Personal Communications Magazine, April 
1997.
   Guest Editor, Feature topic on Wireless LAN and 3G Integration, 
IEEE Communications Magazine, December 2003.
	
Conferences
   Tutorial Chair, IEEE SICON, 1991.
   Tutorial Chair, IEEE ICCS, 1992.
   Finance Chair, IEEE SICON, 1993.
   Vice General Chair, IEEE ICCS, 1994.
   Finance Chair, IEEE Globecom, 1995.
   Technical Program Committee Member, IEEE Infocom, 1996 & 1997.
   Technical Program Committee Member, IEEE PIMRC, 1996 & 1997.
   General Chair, IEEE SICON, 1997.
   Technical Program Committee Member, IEEE SICON, 1998.
   General Chair, IEEE ICCS, 2000.
   Asia-Pacific Liaison, ACM Mobicom, 2000.
   Technical Program Committee Member, ACM WoWMoM, 2000.
   Technical Program Committee Member, International Workshop on 
Parallel & Distributed Issues in Wireless Networks and Mobile 
Computing, 2001.
   Technical Program Committee Member, IEEE WCNC, 2002.
   Technical Program Vice Chair, IEEE WCNC, 2003.
   International Program Committee Member, 3rd IASTED CSS, 2003.
   Steering Committee Member, IEEE WCNC, 2003 – 2004.
  . Technical Program Chair, IEEE WCNC, 2005.

Research Interest

Wireless Sensor Networks, Optical Burst Switched Networks, 
Underwater Acoustic Networks

Research Projects

NUS research grants awarded as
(i)	Principal Investigator or Co-Principal Investigator
1.	Performance evaluation of the draft IETF mobile Internet 
protocol (NUS, 2 years, $82,000, 1995 - 1997).
2.	Efficient resource management in mobile multimedia networks 
(NUS, 3 years, $227,000, 1996 - 1999).
3.	Quality of service provisioning in WDM optical burst 
switching networks (NUS, 3 years, $205,000, 2003 – 2007).
4.	Self organizing and data dissemination for wireless mobile 
sensor networks (NUS, 2 years, $153,400, 2004 - 2007). 

(ii)	Collaborator
1.	Integrated voice and data on packet radio LANs (NUS, 3 
years, $169,800, 1990 - 1993).
2.	Networked multimedia systems (MOE, 3 years + 2 years 
extension, $915,200, 1994 - 1999).
3.	An experimental system for wireless access to web courseware 
(NUS, 2 years, $219,300, 1997 - 1999).
4.	Dynamic reconfiguration and survivability in WDM optical 
networks (NUS, 2 years, $80,700, 2001 – 2003).
5.	Design, analysis and performance evaluation of energy 
conscious strategies for information caching in wireless ad hoc 
networks (NUS, 2 years, $53,300, 2004 - 2006).
6.	Traffic engineering for optical burst switching networks 
(NUS, 2 years, $90,000, 2005 – 2007).

Research projects funded by government agencies or industry (as 
principal investigator only)
1.	Broadband ISDN communication, test and monitoring software 
for BISDN service trial (NUS - SingTel joint R&D programme, 2 years, 
$85,000, 1992 - 1994).
2.	Development of a gigabit/s test-bed network (NUS - TAS joint 
R&D programme, 3 years, $85,000, 1993 - 1996).
3.	Experimental video-on-demand over an Ethernet LAN (NUS - 
SingTel joint R&D programme, 2 years, $78,800, 1994 - 1996).
4.	Mobile multimedia seed project (NSTB, 2 years, $440,000, 
1995 - 1996).
5.	Facsimile monitoring system (NUS - SingTel joint R&D 
programme, 2 years, $96,000, 1995 - 1997).
6.	Mobile multimedia PHS (NTT Mobile Networks Inc., Japan, 2 
years, equipment funding, 1995 - 1997).
7.	Quality-of-service issues in interconnected wireless and 
wireline ATM networks (NSTB, 3 years, $200,000, 1995 - 1998).
8.	Mobile IP over PHS (NTT Mobile Networks Inc., Japan, 1 year, 
$240,000, 1997 - 1998).
9.	Measurement-based admission control for DiffServ networks 
(SingAREN Broadband 21 programme, 2 years, $276,400, 2001 – 2003).
10.	An optical network testbed control and management framework 
(A*STAR ONFIG-II programme, 4 years, $434,442, 2005 – 2009).
11.	Wireless BAN: RTOS and power efficient protocol stack 
(A*STAR EHS-II programme, 3 years, $636,395, 2006 – 2009).

Spin-off Companies

3ui.com Pte Ltd (ceased operation since mid 2001 after failing 
to raise second round funding)		

Patents Granted

1.	Chua, K C and C L Tan, "Internet-based telephone call 
forwarding/transfer system", Singapore patent 7115, June 2000. 
2.	Tan, C L, V Chandrasekaran, S K S Tan and K C Chua, "A file 
transfer protocol", Singapore patent 92646, December 2002.
3.	Chua, K C and C L Tan, "Internet network based telephone 
call forwarding system and method", US patent 6,628,647, September 
2003.
4.	Tan, C L and K C Chua, "A network based system for relaying 
information", Singapore patent 85617, October 2003.
5.	Bensaou, B, K C Chua and C H Tse, "Distributed scheduling 
architecture with efficient reservation protocol and dynamic 
priority scheme for wireless ATM networks", US patent 6,747,976, 
June 2004.

Selected Publications

Recent journal papers:
1.	F Ahdi, V Srinivasan and KC Chua, "Topology control for 
delay sensitive applications in wireless sensor networks", Mobile 
Networks and Applications Journal, accepted.
2.	Q Chen, G Mohan and KC Chua, "Residual admission capacity in 
optical burst switching networks and its application in 
configuration of loss guaranteed tunnels", Journal of Lightwave 
Technologies, accepted.
3.	Q Chen, G Mohan and KC Chua, "Route optimization in optical 
burst switched networks considering streamline effect", Computer 
Networks, accepted.
4.	X Li, PY Kong and KC Chua, "DTPA: A reliable datagram 
transport protocol over ad-hoc networks", IEEE Transactions on 
Mobile Computing, accepted.
5.	Y Liu, G Mohan, KC Chua and J Lu, "Multipath traffic 
engineering in WDM optical burst switched networks", IEEE 
Transactions on Communications, accepted.
6.	Y Liu, KC Chua and G Mohan, "Max-min fairness in WDM optical 
burst switching networks", Journal of High Speed Networks, accepted.
7.	W Wang, V Srinivasan and KC Chua, "Power control for 
distributed MAC protocols in wireless ad hoc networks", IEEE 
Transactions on Mobile Computing, accepted.
8.	N Chirdchoo, WS Soh and KC Chua, "RIPT: A receiver-initiated 
reservation-based protocol for underwater acoustic networks", IEEE 
Journal on Selected Areas in Communications, 26 (2008): 1744-1753.
9.	DM Shan, KC Chua, G Mohan and MH Phung, "Priority based 
offline wavelength assignment in OBS networks", IEEE Transactions on 
Communications, 56 (2008): 1694-1704.
10.	W Wang, V Srinivasan and KC Chua, "Coverage in hybrid mobile 
sensor networks", IEEE Transactions on Mobile Computing, IEEE 
Transactions on Mobile Computing, 7 (2008): 1374-1387.
11.	W Wang, V Srinivasan and KC Chua, "Extending the lifetime of 
wireless sensor networks through mobile relays", IEEE/ACM 
Transactions on Networking, 16 (2008): 1108-1120.
12.	W Wang, V Srinivasan, B Wang and KC Chua, "Coverage for 
target localization in wireless sensor networks", IEEE Transactions 
on Wireless Communications, 7 (2008): 667-676.
13.	DTC Wong, JW Mark and KC Chua, "Cross-layer performance 
analysis of multiclass services in a multi-time-hopping PPM UWB 
system with rake receivers", IEEE Transactions on Wireless 
Communications, 7 (2008): 2243-2252. 
14.	X Li, PY Kong and KC Chua, "TCP performance in IEEE 802.11 
based ad-hoc networks with multiple wireless lossy links", IEEE 
Transactions on Mobile Computing, 6 (2007):1329-1342.
15.	MH Phung, KC Chua, G Mohan, M Motani and TC Wong, "An 
absolute QoS framework for loss guarantees in OBS networks", IEEE 
Transactions on Communications, 55 (2007): 1191-1201.
16.	SK Tan, G Mohan and KC Chua, "Feedback-based offset time 
selection for end-to-end proportional QoS provisioning in WDM 
optical burst switching networks", Computer Communications, 30 
(2007): 904-921.
17.	B Wang, KC Chua, V Srinivasan and W Wang, "Information 
coverage in randomly deployed wireless sensor networks", IEEE 
Transactions on Wireless Communications, 6 (2007): 2994-3004. 
18.	DTC Wong, JW Mark and KC Chua, "Video services in a round-
robin carrier-hopping multirate multi-carrier DS-CDMA system", IEEE 
Transactions on Wireless Communications, 6 (2007): 993-1002.
19.	MH Phung, DM Shan, KC Chua and G Mohan, "Performance 
analysis of a bufferless OBS node considering the streamline 
effect", IEEE Communications Letters, 10 (2006): 293-295. 
20.	B Wang, KC Chua and V Srinivasan, "Localised recursive 
estimation in energy constrained wireless sensor networks", Journal 
of Networks, 1 (2006): 18-26.
21.	PY Kong, KC Chua and B Bensaou, "MultiCode-DRR: A novel 
scheme to deliver delay guarantee in a Multicode-CDMA network", IEEE 
Transactions on Wireless Communications, 4 (2005): 2694-2704.
22.	J Li, G Mohan and KC Chua, "Dynamic load balancing in IP-
over-WDM optical burst switching networks", Computer Networks, 47 
(2005): 393-408.
23.	MH Phung, KC Chua, G Mohan, M Motani, TC Wong and PY 
Kong, "On ordered scheduling for optical burst switching", Computer 
Networks, 48 (2005): 891-909. 
24.	B Wang, W Wang, V Srinivasan and KC Chua, "Information 
coverage for wireless sensor networks", IEEE Communications Letters, 
9 (2005): 967-969.
25.	TC Wong, JW Mark and KC Chua, "Cross-layer resource 
allocation for variable bit rate multiclass services in a round-
robin carrier-hopping multi-rate multi-carrier DS-CDMA cellular 
network with QoS constraints", EURASIP Journal of Applied Signal 
Processing, 2 (2005): 183-192.

Research Students Supervised

Ph.D.:
1.	Zhuang Wei, Channel resource management in mobile 
multiservice networks, 2000.
2.	Kong Peng Yong, Medium access control and transmission 
scheduling in multicode CDMA networks, 2002.
3.	Xiao Hannan, A flexible quality of service model for mobile 
ad-hoc networks, 2002.
4.	Wang Bang, Design and analysis of optimal resource 
allocation policies in wireless networks, 2004.
5.	Tan Siok Kheng, Inter-class service differentiation and 
intra-class fairness in WDM optical burst switching networks, 2005.
6.	Phung Minh Hoang, Algorithms for quality of service 
provisioning and enhancement in optical burst switched networks, 
2006.
7.	Li Xia, Study of TCP performance in IEEE 802.11 based mobile 
ad hoc networks, 2008.
8.	Wang Wei, Performance analysis of hybrid mobile sensor 
networks, 2008.
9.	Chen Qian, Connection routing and configuration in optical 
burst switching networks, 2009.
10.	Shan Dongmei, Quality of service in optical burst switching 
networks without full wavelength conversion capability, 2009.

M.Eng. (major research project):
11.	Guo Song, Rate based headend request control protocol for 
gigabit/s metropolitan area networks, 1993.
12.	Liu Daoxian, Performance of ICMA and ICMA/FD protocols for 
wireless information networks, 1993.
13.	Tan Wooi Ming, Performance of reservation protocols in a 
mobile wireless local area network, 1993.
14.	Ng Wee Teck, Rate flow control of voice traffic on an 
Ethernet local area network, 1993.
15.	Wong Tung Chong, Performance of a robust multiple-ring, 
multiple-token network, 1994.
16.	Yang Xiaoning, A new controlled video frame loss scheme for 
video transmission over high speed networks, 1994.
17.	Chua Seng Teik, Minislotted packet reservation multiple 
access protocol, 1995.
18.	Yam Wan Fong, Lily, An adaptive token passing channel access 
protocol, 1995.
19.	Lew Chai Seck, Video over Ethernet, 1996.
20.	Chen Ru, Adaptive power control and channel coding using 
channel prediction, 1996.
21.	Manjuprakash Rama Rao, Real time monitoring and processing 
of 2 Mbps PCM data, 1997.
22.	He Ying Chun, Wireless ATM network interface card, 1997.
23.	Choo Shueh Yi, Probabilistic channel reservation for mobile 
cellular networks, 1998.
24.	Li Guorong, PNNI-based handoff rerouting for large scale 
wireless ATM networks, 1999.
25.	Foo Siang Fook, Regional aware foreign agents for mobile IP, 
1999.
26.	Chan Kwang Mien, A scheme to support IP multicasting in 
mobile IP, 1999.
27.	Loh Kok Jeng, Flow aggregation and buffer management in 
multi-service Internet, 1999.
28.	Foo Chun Choong, Mobile IP and RSVP, 1999.
29.	Tan Kok Sin, Stephen, Design and implementation of a 
SmartFTP application, 2000.
30.	Tse Chi Hang, A wireless ATM network scheduler, 2000.
31.	Keh Ngen Fatt, Design of a novel fair queueing scheduling 
scheme for wireless access to ATM networks, 2000.
32.	Lim Joo Ghee, Connection admission control in DiffServ 
Internet, 2001.
33.	Ling Xinhua, A channel carrying based CAC approach for 
measurement based DCA cellular systems, 2001.
34.	Liu Xiaoyun, Multicast flow aggregation in the Internet 
backbone, 2001.
35.	Lin Peng, Channel state independent wireless fair queueing, 
2001.
36.	Xie Min, Stochastic performance estimation in a GPS server, 
2002.
37.	Hong Feng, Effective bandwidth and its application in the 
adaptive quality of service handoff priority scheme, 2002.
38.	Wong Hau Shian, A QoS based multicast routing protocol for 
MANETs with heterogeneous nodes, 2002. 
39.	Govindan Saravanan, Strategies for TCP in end-to-end 
communications, 2003.
40.	Li Jing, Dynamic routing and load balancing in IP-over-WDM 
networks, 2003. 
41.	Luo Haihong, A new numerical performance analysis method of 
leaky bucket policing algorithm over heavy-tailed on/off Internet 
traffic, 2004.
42.	Feng Zhemin, Provisioning lightpath demands with quality of 
protection grades in WDM optical networks, 2004.
43.	Lu Jia, Adaptive traffic distribution in optical burst 
switching networks, 2005.
44.	Nguyen Trung Kien, A prioritized MAC protocol for multihop, 
event-driven wireless sensor networks, 2006.
45.	Heuguet Sebastien Andre Yves, Empty cell management for grid 
based resource discovery protocols in ad-hoc networks, 2006.
46.	Farshad Ahdi, Energy efficient protocols for wireless sensor 
networks, 2007.

M.Sc. (small research project):
47.	Song Choo Beng, Video conferencing on PC-Windows using IP 
multicasting, 1995.
48.	Yip Mann Fai, IP mobility support for the Microsoft Windows 
95 operating system, 1997.
49.	Irwin Gui Harn Keat, Reservation protocol and class based 
queueing on Linux, 1998.
50.	Tan Kean Soon, Implementation of mobile IP home agent and 
foreign agent on Windows NT 4.0 workstation platform, 1999.

Current students:
51.	He Rong, Optical networks, Ph.D.
52.	Nitthita Chirdchoo, Underwater sensor networks, Ph.D.
53.	Qiu Jian, Metro Ethernet, Ph.D.

Awards

IEEE Third Millennium Medal (2000)		

Teaching Courses

GEK1512: Understanding how the Internet works