626 search results - page 17 / 126 » Power Control for User Cooperation |
VTC
2007
IEEE
14 years 4 months ago
2007
IEEE
–Call admission control (CAC) is essential to guarantee the signal quality in CDMA systems. Signal-tointerference-and-noise ratio (SINR) is used as a criterion for user admission...
TWC
2008
13 years 9 months ago
2008
The capacity of a power controlled wireless network can be changing due to user's mobility, fading or shadowing effects. As a result, the quality of service (QOS) of all users...
GLOBECOM
2006
IEEE
14 years 3 months ago
2006
IEEE
—We demonstrate that receive antenna selection (RAS) provides significant increase in the achievable sum rates for multi-user MIMO wireless downlinks that employ block diagonaliz...
CORR
2007
Springer
13 years 9 months ago
2007
Springer
—The general Gaussian multiple-access wiretap channel (GGMAC-WT) and the Gaussian two-way wiretap channel (GTW-WT) are considered. In the GGMAC-WT, multiple users communicate wit...
TWC
2008
13 years 9 months ago
2008
In modern wireless communication systems, power control plays a fundamental role for efficient resource utilization, in particular in the systems where the users share the same ban...