235 search results - page 30 / 47 » Rate and Power Allocation in Fading Multiple Access Channels |
VTC
2010
IEEE
13 years 6 months ago
2010
IEEE
Abstract— Channel estimation (CE) plays an important role in determining the achievable performance of coherently detected communications systems. In this paper, the impact of im...
TWC
2010
13 years 2 months ago
2010
We consider a multiuser two-way relay network where multiple pairs of users exchange information with the assistance of a relay node, using orthogonal channels per pair. For a vari...
CORR
2006
Springer
13 years 7 months ago
2006
Springer
We study the MIMO broadcast channel and compare the achievable throughput for the optimal strategy of dirty paper coding to that achieved with sub-optimal and lower complexity lin...
MDM
2007
Springer
14 years 2 months ago
2007
Springer
Data broadcast is a technique to realize energy saving and bandwidth utilization in a mobile computing environment. However, traditional schemes schedule data items without consid...
BROADNETS
2004
IEEE
13 years 11 months ago
2004
IEEE
In this paper, we present a framework for the design of minimal power schedulers that satisfy average packet delay bounds for multiple users in a Gaussian wireless broadcast chann...