509 search results - page 54 / 102 » Rate Adaptive Channel MAC |
GLOBECOM
2006
IEEE
15 years 5 months ago
2006
IEEE
Abstract— The path and antenna correlations significantly degrade the system capacity in spatially-multiplexed multiple-input multiple-output (MIMO) orthogonal frequency-divisio...
CORR
2006
Springer
14 years 12 months ago
2006
Springer
For a fading Gaussian multiple access channel with user cooperation, we obtain the optimal power allocation policies that maximize the rates achievable by block Markov superpositi...
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ICC
2011
IEEE
13 years 11 months ago
2011
IEEE
Abstract—We study a cooperative communication system consisting of two users in half duplex mode communicating with one destination over additive white Gaussian noise (AWGN). Coo...
ISCAS
2002
IEEE
15 years 4 months ago
2002
IEEE
When media is streamed over best-effort networks, a buffer at the client protects against playout interruptions due to variations in the data arrival rate. While the amount of pro...
SECON
2008
IEEE
15 years 6 months ago
2008
IEEE
—Energy-efficient performance is a central challenge in sensor network deployments, and the radio is a major contributor to overall energy node consumption. Current energyeffic...