Research Interests

Wenrui's research interests are in networking and distributed systems in emerging computing environments. He is interested in the development of networked services and systems that are efficient, robust and manageable for these diverse and pervasive environments. In particular, he is interested in:

• Network architectures, protocols and services for emerging computing environments.
• Delay/disruption tolerant networks, including applications in disaster relief and vehicular environments.
• Networking and systems issues in future wireless mesh networks.
• Mobile computing systems.

Publications

• Hyewon Jun, Wenrui Zhao, Mostafa Ammar, Ellen Zegura and Chungki Lee, Trading Latency for Energy in Densely Deployed Wireless Ad Hoc Networks using Message Ferrying. Revision submitted to Ad Hoc Networks Journal (Elsevier).

• Yang Chen, Jeonghwa Yang, Wenrui Zhao, Mostafa Ammar and Ellen Zegura, Multicasting in Sparse MANETs using Message Ferrying. To appear in IEEE Wireless Communications and Networking Conference (WCNC), 2006.

• Wenrui Zhao, Mostafa Ammar and Ellen Zegura, Multicasting in Delay Tolerant Networks: Semantic Models and Routing Algorithms. In Proceedings of the 1st ACM SIGCOMM Workshop on Delay Tolerant Networks (WDTN), Philadelphia, PA, Aug. 2005.

• Wenrui Zhao, Mostafa Ammar and Ellen Zegura, Controlling the Mobility of Multiple Data Transport Ferries in a Delay-Tolerant Network. In Proceedings of the 24th IEEE Conference on Computer Communications (INFOCOM), Miami, FL, March 2005.

• Hyewon Jun, Wenrui Zhao, Mostafa Ammar, Ellen Zegura and Chungki Lee, Trading Latency for Energy in Wireless Ad Hoc Networks using Message Ferrying. In Proceedings of the 2nd IEEE PerCom Workshop on Pervasive Wireless Networking (PWN), Kauai Island, Hawaii, March 2005.

• Wenrui Zhao, Mostafa Ammar and Ellen Zegura, The Energy-Limited Capacity of Wireless Networks. In Proceedings of the 1st IEEE International Conference on Sensor and Ad Hoc Communications and Networks (SECON), Santa Clara, CA, Oct. 2004.

• Wenrui Zhao, Mostafa Ammar and Ellen Zegura, A Message Ferrying Approach for Data Delivery in Sparse Mobile Ad Hoc Networks. In Proceedings of the 5th ACM International Symposium on Mobile Ad Hoc Networking and Computing (MobiHoc), Tokyo, Japan, May 2004.

• Wenrui Zhao and Mostafa Ammar, Message Ferrying: Proactive Routing in Highly-Partitioned Wireless Ad Hoc Networks. In Proceedings of the 9th IEEE Workshop on Future Trends in Distributed Computing Systems (FTDCS), Puerto Rico, May 2003.

• Wenrui Zhao, Mostafa Ammar and Ellen Zegura, Multicasting in Delay Tolerant Networks: Semantic Models and Routing Algorithms. College of Computing, Georgia Institute of Technology, Technical Report, 2005.

• Hyewon Jun, Wenrui Zhao, Mostafa Ammar, Ellen Zegura and Chungki Lee, Trading Latency for Energy in Wireless Ad Hoc Networks using Message Ferrying. College of Computing, Georgia Institute of Technology, Technical Report GIT-CC-04-13, 2004.

• Wenrui Zhao, Mostafa Ammar and Ellen Zegura, The Energy-Limited Capacity of Wireless Networks. College of Computing, Georgia Institute of Technology, Technical Report GIT-CC-04-08, August 2004.

Professional Activities

• Reviewer, IEEE Transactions on Mobile Computing, 2005.
• Reviewer, IEEE Transactions on Wireless Communications, 2005.
• Reviewer, IEEE Communications Surveys & Tutorials, 2005.
• Reviewer, IEEE Transactions on Parallel and Distributed Systems, special issue on localized communication, 2005.
• Reviewer, Mobile Computing and Communications Review, 2005.
• Reviewer, Communications of the ACM, 2004.
• Reviewer for various conferences (COMSWARE 2006, IEEE ICC 2004, IEEE INFOCOM 2005, IEEE ISCC 2005, IEEE MASS 2004, IEEE WCNC 2006).
• Conference Organization Volunteer, IEEE International Conference on Network Protocols (ICNP), 2003.
• Student member of ACM and IEEE.