193 search results - page 12 / 39 » Optimizing channel allocation in a unified video-on-demand s... |
ICIP
2009
IEEE
14 years 8 months ago
2009
IEEE
A recent dynamic increase in demand for wireless multimedia services has greatly accelerated the research on cross layer optimization techniques for transmitting multimedia data o...
TSP
2010
13 years 2 months ago
2010
In this paper, we consider the optimality of beamforming for achieving the ergodic capacity of multiple-input multiple-output (MIMO) multiple access channel (MAC) via virtual repre...
GLOBECOM
2007
IEEE
14 years 2 months ago
2007
IEEE
— The optimum resource allocation is an important method to improve the error performance and energy efficiency of wireless relay networks. In this paper, we consider the resour...
CISS
2008
IEEE
14 years 2 months ago
2008
IEEE
—The delay-limited capacity of the half-duplex relay channel is analyzed for several cooperative protocols under a long-term average total transmit power constraint. It is assume...
CORR
2008
Springer
13 years 7 months ago
2008
Springer
We consider a two-hop wireless network where a transmitter communicates with a receiver via M relays with an amplify-and-forward (AF) protocol. Recent works have shown that sophis...