506 search results - page 28 / 102 » Comments on Broadcast Channels |
GLOBECOM
2006
IEEE
15 years 5 months ago
2006
IEEE
Abstract— For multi-user orthogonal frequency division multiplexing (OFDM) systems, efficient optimal rate and power allocation algorithms are presented via geometric programmin...
ICASSP
2010
IEEE
15 years 2 hour ago
2010
IEEE
In this paper we analyze the performance of random beamforming schemes in a multi-user Gaussian broadcast channel. Each user will have N > 1 receive antennas allowing optimal c...
106
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CORR
2006
Springer
14 years 12 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...
100
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CORR
2007
Springer
14 years 11 months ago
2007
Springer
— This paper studies a variant of the classical problem of “writing on dirty paper” in which the sum of the input and the interference, or dirt, is multiplied by a random var...
INFOCOM
2010
IEEE
14 years 10 months ago
2010
IEEE
—We study broadcasting on multiple access channels by deterministic distributed protocols. Data arrivals are governed by an adversary. The power of the adversary is constrained b...