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TCOM
2010
117views more  TCOM 2010»
13 years 3 months ago
Optimal Coding Strategies for Bidirectional Broadcast Channels Under Channel Uncertainty
Bidirectional relaying is a promising approach to improve the performance in wireless networks such as sensor, ad-hoc, and even cellular systems. Bidirectional relaying applies to...
Rafael F. Wyrembelski, Igor Bjelakovic, Tobias J. ...
SECON
2008
IEEE
13 years 11 months ago
Distributed Protocols for Finding Low-Cost Broadcast and Multicast Trees in Wireless Networks
Abstract—In this paper, we propose and evaluate two distributed protocols for finding low-cost broadcast and multicast trees in wireless networks. The constructed trees can then...
Nazanin Rahnavard, Badri N. Vellambi, Faramarz Fek...
INFOCOM
2006
IEEE
13 years 11 months ago
MobiStream: Error-Resilient Video Streaming in Wireless WANs Using Virtual Channels
—We present MobiStream— a video streaming system that exploits the perceptual value in video content and the characteristics of the link layer and physical layer channels to en...
Rajiv Chakravorty, Suman Banerjee, Samrat Ganguly
TWC
2008
99views more  TWC 2008»
13 years 5 months ago
Robust transmit processing for frequency-selective fading channels with imperfect channel feedback
Reliable channel state information at the transmitter (CSIT) can improve the throughput of wireless networks significantly. In a realistic scenario, there is a mismatch between th...
Christof Jonietz, Wolfgang H. Gerstacker, Robert S...