512 search results - page 47 / 103 » Random Access Systems with a Time Varying Channel |
IPPS
2003
IEEE
15 years 3 months ago
2003
IEEE
With the current trend in integration of more complex systems on chip there is a need for better communication infrastructure on chip that will increase the available bandwidth an...
VTC
2006
IEEE
15 years 4 months ago
2006
IEEE
Abstract – Multiple-Input-Multiple-Output (MIMO) Orthogonal Frequency Division Multiplexing (OFDM) systems have recently attracted substantial research interest. However, compare...
GLOBECOM
2006
IEEE
15 years 4 months ago
2006
IEEE
— Cooperation among base stations has demonstrated substantial capacity gain in cellular systems. The optimal transmission scheme under full base station cooperation requires all...
CORR
2007
Springer
14 years 10 months ago
2007
Springer
—In many channel measurement applications, one needs to estimate some characteristics of the channels based on a limited set of measurements. This is mainly due to the highly tim...
DATE
2010
IEEE
15 years 3 months ago
2010
IEEE
—Energy consumption is a critical parameter in wireless healthcare systems which consist of battery operated devices such as sensors and local aggregators. The system battery lif...