21 search results - page 1 / 5 » How much feedback is required in MIMO Broadcast Channels |
CORR
2007
Springer
13 years 4 months ago
2007
Springer
— In this paper, a downlink communication system, in which a Base Station (BS) equipped with M antennas communicates with N users each equipped with K receive antennas is conside...
ICASSP
2011
IEEE
12 years 8 months ago
2011
IEEE
Coherent base station (BS) cooperative transmission provides high spectrum efficiency for cellular systems when channel state information (CSI) is perfectly known at the BSs. For...
CORR
2006
Springer
13 years 4 months ago
2006
Springer
Multiple transmit antennas in a downlink channel can provide tremendous capacity (i.e. multiplexing) gains, even when receivers have only single antennas. However, receiver and tra...
CORR
2006
Springer
13 years 4 months ago
2006
Springer
A multiple antenna broadcast channel with perfect channel state information at the receivers is considered. If each receiver quantizes its channel knowledge to a finite number of b...
VTC
2007
IEEE
13 years 11 months ago
2007
IEEE
—This paper presents an opportunistic feedback (OF) protocol that achieves the asymptotic sum-capacity of the fading broadcast channel (BC) with a limited amount of feedback. The...