Hongqiang Zhai

Senior Member Research Staff
Wireless Communications and Networking Department
Philips Research North America
345 Scarborough Rd, Briarcliff Manor, NY 10510
Tel: 914-945-6136 Fax: 914-945-6330
E-mail: hong.zhai AT philips.com, zhai AT ecel.ufl.edu
Web: http://winet.ece.ufl.edu/~zhq

Short Biography

Hongqiang Zhai received the Ph.D. degree in Electrical and Computer Engineering from University of Florida in August 2006 and the B.E. and M.E. degrees in Electrical Engineering from Tsinghua University, Beijing China, in July 1999 and January 2002, respectively. He was working with Prof. Yuguang "Michael" Fang in the Wireless Networks Laboratory when he was in University of Florida. Currently he is a senior member of research staff in Wireless Communications and Networking Department of Philips Research North America. He received the Best Paper Award at ICNP 2006.

Curriculum Vitae

Research Interests

My major field of interest is communication and networking technology in wireless networks. Current research topics include
  • Wireless networking and mobile computing
  • Wireless medium access control
  • Network congestion control
  • Quality of service and call admission control
  • Routing algorithms
  • Mobile ad hoc networks, sensor networks, and wireless mesh networks

Professional Activities

Publications

[Book Chapters]
  1. H. Zhai and Y. Fang, ''Medium access control protocols in mobile ad hoc networks: problems and solutions,'' in: Handbook on Theoretical and Algorithmic Aspects of Sensor, Ad Hoc Wireless and Peer-to-Peer Networks, edited by J. Wu, pp. 231-250, CRC Press, 2005. (pdf)
  2. X. Chen, H. Zhai, J. Wang, and Y. Fang, ''A Survey on Improving TCP Performance over Wireless Networks,'' in: Resource Management in Wireless Networking (Springer Network Theory and Applications Series, Vol. 16), edited by M. Cardei, I. Cardei and D.-Z. Du, pp. 657-695, Kluwer Academic Publishers/Springer, 2005. (pdf)
[Journal and Magazine Papers]
  1. H. Zhai, X. Chen, and Y. Fang, ''Improving Transport Layer Performance in Multihop Ad HocNetworks by Exploiting MAC Layer Information,'' IEEE Transactions on Wireless Communications, vol. 6, no. 5, pp. 1692-1701, May 2007. (pdf)
  2. J. Wang, H. Zhai, Y. Fang, J. M. Shea, and D. Wu, ''OMAR: Utilizing Multiuser Diversity in Wireless Ad Hoc Networks,'' IEEE Transactions on Mobile Computing, vol. 5, no. 12, pp. 1764-1779, Dec. 2006. (pdf)
  3. H. Zhai and Y. Fang, ''Distributed Flow Control and Medium Access Control in Mobile Ad Hoc Networks,'' IEEE Transactions on Mobile Computing, vol. 5, no. 11, pp. 1503-1514, Nov. 2006. (pdf)
  4. H. Zhai, J. Wang, and Y. Fang, ''DUCHA: A Dual-Channel MAC Protocol for Mobile Ad Hoc Networks,'' IEEE Transactions on Wireless Communications, vol. 5, no. 11, Nov. 2006. (pdf)
  5. X. Chen, H. Zhai, X. Tian, and Y. Fang, ''Supporting QoS in IEEE 802.11e wireless LANs,'' IEEE Transactions on Wireless Communications, vol. 5, no. 8, pp. 2217-2227, August 2006. (pdf)
  6. H. Zhai, X. Chen, and Y. Fang, ''A Call Admission and Rate Control Scheme for Multimedia Support over IEEE 802.11 Wireless LANs,'' ACM Wireless Networks, vol. 12, no.4, pp. 451-463, August 2006, published online: May 8, 2006. (pdf)
  7. X. Chen, W. Liu, H. Zhai and Y. Fang, ''Location-Aware Resource Management in Mobile Ad Hoc Networks,'' ACM Wireless Networks, vol 12, no. 6, pp. 797-812, Dec. 2006, published online: April 27, 2006. (pdf)
  8. H. Zhai, J. Wang, X. Chen, and Y. Fang, ''Medium Access Control in Mobile Ad Hoc Networks: Challenges and Solutions,'' (invited paper) Wireless Communications and Mobile Computing (Special issue on Ad Hoc Networks), vol. 6, issue 2, pp. 151-170, March 2006. (pdf)
  9. H. Zhai, J. Wang, and Y. Fang, ''Providing Statistical QoS guarantee for Voice over IP in the IEEE 802.11 wireless LANs,'' IEEE Wireless Communications (Special Issue on Voice over Wireless Local Area Network), vol.13, issue 1, pp. 36-43, Feb. 2006. (pdf)
  10. H. Zhai, X. Chen, and Y. Fang, ''How Well Can the IEEE 802.11 Wireless LAN Support Quality of Service?'' IEEE Transactions on Wireless Communications, vol. 4, no.6, pp. 3084-3094, Nov. 2005. (pdf)
  11. H. Zhai, Y. Kwon, and Y. Fang, ''Performance Analysis of IEEE 802.11 MAC Protocols in Wireless LANs,'' Wireless Communications and Mobile Computing, vol. 4, issue 8, pp. 917-931, Dec. 2004. (pdf)
  12. X. Chen, H. Zhai, J. Wang, and Y. Fang, ''TCP Performance over Mobile Ad Hoc Networks'', Canadian Journal of Electrical and Computer Engineering (CJECE) (Special Issue on Advances in Wireless Communications and Networking), Vol. 29, No. 1/2, pp. 129-134, January/April 2004. (pdf)
  13. H. Zhai, Z. Liu, C. Yin, and X. Lin, ''ATM Technology and Its Development,'' Dianli Xitong Zidonghua/ Automation of Electric Power Systems, Vol.25, No.11, 2001. pp. 67-72.
  14. Z. Liu, H. Zhai, C. Yin, and X. Lin, ''SDH Technology and Its Application and Development," Dianli Xitong Zidonghua/ Automation of Electric Power Systems, Vol.25, No.3, 2001. pp. 72-76.
[Conference Papers]
  1. H. Zhai and Y. Fang, ''Impact of Routing Metrics on Path Capacity in Multi-rate and Multi-hop Wireless Ad Hoc Networks,'' in Proc. of The 14th IEEE International Conference on Network Protocols (ICNP'06), Santa Barbara, California, November 12-15, 2006 (33/232, acceptance rate is 14.2%). (pdf) Best Paper Award.
  2. H. Zhai and Y. Fang, ''A solution to hidden terminal problem over a single channel in wireless ad hoc networks,'' in Proc. of The IEEE Military Communications Conference (Milcom'06), Washington, DC, Oct. 23-25, 2006. (pdf)
  3. P. Li, H. Zhai, and Y. Fang, ''A directional MAC protocol for ad hoc networks,'' in Proc. of The IEEE Military Communications Conference (Milcom'06), Washington, DC, Oct. 23-25, 2006. (pdf)
  4. X. Huang, H. Zhai, and Y. Fang, ''Lightweight robust cooperative routing in mobile wireless sensor networks,'' in Proc. of The IEEE Military Communications Conference (Milcom'06), Washington, DC, Oct. 23-25, 2006. (pdf)
  5. H. Zhai and Y. Fang, ''Physical Carrier Sensing and Spatial Reuse in Multirate and Multihop Wireless Ad Hoc Networks,'' in Proc. of The IEEE International Conference on Computer Communications (INFOCOM'06), Barcelona, Spain, April 23-29, 2006 (252/1400+, acceptance rate is ~18%). (pdf)
  6. H. Zhai and Y. Fang, ''A Distributed Adaptive Packet Concatenation Scheme for Sensor and Ad Hoc Networks,'' in Proc. of IEEE Military Communications Conference (Milcom'05), Atlantic City, New Jersey, Oct. 17-20, 2005. (pdf)
  7. X. Chen, H. Zhai, and Y. Fang, ''Enhancing the IEEE 802.11e in QoS Support: Analysis and Mechanisms,'' in Proc, of The Second International Conference on Quality of Service in Heterogeneous Wired/ Wireless Networks (QShine'05), Orlando, Aug. 22-24, 2005. (pdf)
  8. H. Zhai, X. Chen, and Y. Fang, ''Rate-Based Transport Control for Mobile Ad Hoc Networks,'' in Proc. of IEEE Wireless Communications and Networking Conference (WCNC'05), pp. 2264-2269, New Orleans, Louisiana, March, 2005. (pdf)
  9. H. Zhai, J. Wang, Y. Fang, and D. Wu, ''A Dual-Channel MAC Protocol for Mobile Ad Hoc Networks,'' in Proc. of IEEE Global Telecommunications Conference Workshops 2004 (GlobeCom Workshops 2004), pp. 27-32, Dallas, Texas, Nov. 2004. (pdf)
  10. H. Zhai, X. Chen, and Y. Fang, ''Alleviating Intra-flow and Inter-flow Contentions for Reliable Service in Mobile Ad Hoc Networks,'' in Proc. of IEEE Military Communications Conference (Milcom'04), pp. 1640-1646, Monterey, California, Nov. 2004. (pdf)
  11. J. Wang, H. Zhai, W. Liu, and Y. Fang, ''Reliable and Efficient Packet Forwarding by Utilizing Path Diversity in Wireless Ad Hoc Networks,'' in Proc. of IEEE Military Communications Conference (Milcom'04), pp. 258-264, Monterey, California, Nov. 2004. (pdf)
  12. H. Zhai, X. Chen, and Y. Fang, ''A Call Admission and Rate Control Scheme for Multimedia Support over IEEE 802.11 Wireless LANs,'' in Proc. of The First International Conference on Quality of Service in Heterogeneous Wired/Wireless Networks (QShine'04), pp. 76-83, Dallas, Texas, Oct. 2004. (pdf)
  13. J. Wang, H. Zhai, Y. Fang, and Maria C. Yuang, ''Opportunistic Media Access Control and Rate Adaptation for Wireless Ad hoc Networks,'' in Proc. of IEEE Communications Conference (ICC'04), pp. 154-158, Paris, France, June, 2004. (pdf)
  14. H. Zhai, J. Wang, and Y. Fang, ''Distributed Packet Scheduling for Multihop Flows in Ad Hoc Networks,'' in Proc. of IEEE Wireless Communications and Networking Conference (WCNC'04), pp. 1081-1086, Atlanta, Georgia, March, 2004. (pdf)
  15. J. Wang, H. Zhai, and Y. Fang, ''Opportunistic Packet Scheduling and Media Access Control for Wireless LANs and Multi-hop Ad Hoc Networks,'' in Proc. of IEEE Wireless Communications and Networking Conference (WCNC'04), pp. 1234-1239, Atlanta, Georgia, March, 2004. (pdf)
  16. H. Zhai and Y. Fang, ''Performance of Wireless LANs Based on IEEE 802.11 MAC Protocols,'' in Proc. of The 14th IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC'03), pp. 2586-2590, Beijing, China, September, 2003. (pdf)
  17. H. Zhai, X. Lin, and H. Jiang, ''Analysis of ATM Cell Synchronization for Wireless Links,'' in Proc. of International Conferences on Info-tech & Info-net (ICII2001), pp. 96-101, Beijing, China, October 2001.
  18. H. Zhai and X. Lin, ''Design and Implementation of B-ISUP Signalling System in An Improved Model,'' in Proc. of IEEE International Conference on Telecommunications (ICT2001), Bucharest, Romania, June 2001.

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2002-2007 Hongqiang Zhai - This page was last updated on 07/15/07