506 search results - page 27 / 102 » Comments on Broadcast Channels |
146
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JSW
2008
14 years 11 months ago
2008
In a mobile computing system, users carrying portable devices can access database services from any location without requiring a fixed position in the networking environment. Some ...
ICC
2007
IEEE
15 years 6 months ago
2007
IEEE
—In this paper, we analyze the impact of imperfect channel quality feedback on the scheduling algorithms that exploit multi-user diversity. We consider a time-slotted MIMO broadc...
CISS
2007
IEEE
15 years 3 months ago
2007
IEEE
This paper considers broadcast channels with L antennas at the base station and m single-antenna users, where each user has perfect channel knowledge and the base station obtains c...
118
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INFOCOM
2010
IEEE
14 years 9 months ago
2010
IEEE
Information theoretic Broadcast Channels (BC) and Multiple Access Channels (MAC) enable a single node to transmit data simultaneously to multiple nodes, and multiple nodes to trans...
WIMOB
2008
IEEE
15 years 6 months ago
2008
IEEE
—In this paper, we propose two robust precoder designs for multiple-input multiple-output (MIMO) broadcast channels with imperfect channel state information (CSI). First, we cons...