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TWC
2008
142views more  TWC 2008»
13 years 8 months ago
Cooperative Diversity in Interference Limited Wireless Networks
Using relays in wireless networks can potentially lead to significant capacity increases. However, within an asynchronous multi-user communication setting, relaying might cause mor...
Sam Vakil, Ben Liang
ICASSP
2008
IEEE
14 years 2 months ago
Layered wireless video multicast using omni-directional relays
— Wireless video multicast enables delivery of popular events to many wireless users in a bandwidth efficient manner. However, providing good and stable video quality to a large...
Ozgu Alay, Thanasis Korakis, Yao Wang, Elza Erkip,...
VTC
2008
IEEE
179views Communications» more  VTC 2008»
14 years 2 months ago
Relay Subset Selection in Wireless Networks Using Partial Decode-and-Forward Transmission
This paper considers the problem of selecting a subset of nodes in a two-hop wireless network to act as relays in aiding the communication between the source-destination pair. Opt...
Caleb K. Lo, Sriram Vishwanath, Robert W. Heath Jr...
JSAC
2007
102views more  JSAC 2007»
13 years 8 months ago
Partially-coherent distributed space-time codes with differential encoder and decoder
Abstract— Distributed space-time coding is a means of achieving diversity through cooperative communication in a wireless relay network. In this paper, we consider a transmission...
T. Kiran, B. Sundar Rajan
ICASSP
2010
IEEE
13 years 8 months ago
Multipoint-to-point and point-to-multipoint space-time network coding
Traditional cooperative communications can improve communication reliability. However, the simultaneous transmissions from multiple relays are challenging in practice due to the i...
Hung-Quoc Lai, K. J. Ray Liu