Dr. Ing-Ray Chen

Position:

Professor
Northern Virginia Center Program Director

Research Interests:

Teaching

CS 6204 Mobile Computing
CS 5214 Modeling and Evaluation of Computer Systems

Selected Publications

O. Yilmaz and I.R. Chen, "Elastic Threshold-Based Admission Control for QoS Satisfaction with Reward Optimization for Servicing Multiple Priority Classes in Wireless Networks," Information Processing Letters, 2009.

W. He and I.R. Chen, "Proxy-Based Integrated Cache Consistency and Mobility Management in Mobile IP Systems," Journal of Parallel and Distributed Computing, 2009.

O. Yilmaz, I.R. Chen, G. Kulczycki, and W. Frakes, "Performance Analysis of Spillover-Partitioning Call Admission Control in Mobile Wireless Networks," Wireless Personal Communications, 2009.

S. George and I.R. Chen, "Movement-based checkpointing and logging for failure recovery of database applications in mobile environments," Distributed and Parallel Databases, Vol. 23, No. 3, June 2008, pp. 189-205.

J.H. Cho, I.R. Chen, and M. Eltoweissy, "On optimal batch rekeying for secure group communications in wireless networks," ACM/Kluwer Wireless Networks, Vol. 14, No. 6, December 2008.

W. He and I.R. Chen, "Proxy-based hybrid cache management in Mobile IP systems," Information Processing Letters, Vol. 106, No. 1, 2008, pp. 26-32.

J.H. Cho, I.R. Chen and D.C. Wang, "Performance optimization of region-based group key management in mobile ad hoc networks," Performance Evaluation, Vol. 65, No. 5, 2008, pp 319-344.

I.R. Chen, W. He and B. Gu, "DMAP: integrated mobility and service management in Mobile IPv6 systems," Wireless Personal Communications, Vol. 43, No. 2, Oct. 2007, pp.711-723.

I.R. Chen, W. He and B. Gu, Proxy-based regional registration for integrated mobility and service management for network cost minimization in Mobile IP systems," The Computer Journal, Vol. 50, No. 3, 2007, pp. 281-293.

A.P. Speer and I.R. Chen, "Effect of redundancy on mean time to failure of wireless sensor networks," Computation and Concurrency: Practice and Experience, Vol. 19, No. 8, 2007, pp. 1119-1128.

I.R. Chen, B. Gu and S.T. Cheng, "On integrated location and service handoR schemes for reducing network cost in personal communication systems," IEEE Transactions on Mobile Computing, Vol. 5, No. 2, 2006, pp. 179-192.

S.T. Cheng, C.Y. Wang and I.R. Chen, "Filtering strategies for TFC selection schemes in 3GPPW-CDMA systems," IEEE Trans. on Wireless Communications, Vol. 5, No. 5, May 2006, pp. 1023-1032.

I.R. Chen, O. Yilmaz and I.L. Yen, "Admission control algorithms for revenue optimization with QoS guarantees in mobile wireless networks," Wireless Personal Communications Vol. 38, No. 3, Aug. 2006, pp. 357-376.

W. Hao, J. Fu, J. He, I.L. Yen, F. Bastani and I.R. Chen, "Extending proxy caching capability: issues and performance," WWW Journal Vol. 9, No. 3, 2006, pp. 253-275.

W. Hao, J. Fu, J. He, I.L. Yen, F. Bastani and I.R. Chen, "Extending proxy caching capability: issues and performance," WWW Journal Vol. 9, No. 3, 2006, pp. 253-275.

B. Gu and I.R. Chen, "Performance analysis of location-aware mobile service proxies for reducing network cost in personal communication systems," ACM/Kluwer Journal of Mobile Networks and Applications, Vol. 10, No. 4, 2005, pp. 453-463.

I.R. Chen, N.A. Phan and I.L. Yen, "Update propagation algorithms for supporting disconnected write in mobile wireless systems with data broadcasting capability," Wireless Personal Communications, Vol. 34, No. 3, Aug. 2005, pp. 227-253.

J.W. Wilson and I.R. Chen, "Performance analysis of location-based group membership and data consistency algorithms in mobile ad hoc networks," International Journal of Wireless and Mobile Computing, Vol. 1, No. 8, 2005.

I.R. Chen, B. Gu, S. George and S.T. Cheng, "On failure recoverability of client-server applications in mobile wireless environments," IEEE Transactions on Reliability, Vol. 54, No. 1, March 2005, pp. 115-122.

I.R. Chen, S.T. Li and I.L. Yen, "Adaptive QoS control based on benet optimization for video servers providing diRerentiated services," Journal of Multimedia Tools and Applications, Vol. 25, pp. 167-185, 2005.

I.R. Chen, D.C. Wang and C.P. Chu, "Analyzing recongurable algorithms for managing replicated data," Journal of Systems and Software, Vol. 72, No. 3, 2004, pp. 417-430.

Contact Info

E- Mail: irchen@cs.vt.edu

URL: http://people.cs.vt.edu/~irchen

Address:

Professor Ing-Ray Chen
Department of Computer Science
Virginia Polytechnic Institute and State University
Northern Virginia Center
7054 Haycock Road, Room 312
Falls Church, VA 22043

Telephone/Fax:

Telephone: 703-538-8376
Fax:       703-538-8348