509 search results - page 13 / 102 » Rate Adaptive Channel MAC |
CORR
2008
Springer
14 years 12 months ago
2008
Springer
We consider the problem of rate allocation in a fading Gaussian multiple-access channel (MAC) with fixed transmission powers. Our goal is to maximize a general concave utility func...
GLOBECOM
2009
IEEE
15 years 6 months ago
2009
IEEE
—The performance of prevalent MAC protocols in MANETs relies on the level of contention in networks. While contention-based MAC protocols such as CSMA suffer from inefficiency u...
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PAM
2007
Springer
15 years 6 months ago
2007
Springer
Modern cellular channels in 3G networks incorporate sophisticated power control and dynamic rate adaptation which can have a significant impact on adaptive transport layer protoco...
ICMCS
2006
IEEE
15 years 6 months ago
2006
IEEE
This paper investigates multimedia quality fairness in wireless LAN environments where channel are error-prone due to mobility and fading. The experimental results show that using...
GLOBECOM
2007
IEEE
15 years 6 months ago
2007
IEEE
Abstract— We derive a lower bound on the diversitymultiplexing tradeoff for multiple antenna multiple access channels using temporal power control (PC). We quantify the substanti...