78 search results - page 12 / 16 » A Feedback Reduction Technique for MIMO Broadcast Channels |
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ICC
2009
IEEE
15 years 6 months ago
2009
IEEE
— In this paper, we derive a precise expression of spatial degrees of freedom (DOF) for two mutually interfering broadcast channels (IFBC) as a function of arbitrary numbers of t...
TIT
2011
14 years 6 months ago
2011
In this paper, we consider the Gaussian multiple-input multiple-output (MIMO) multi-receiver wiretap channel in which a transmitter wants to have confidential communication with ...
TWC
2010
14 years 6 months ago
2010
The closed-loop transmit diversity technique is used to improve the performance of the downlink channel in MIMO communication systems. In these closed-loop systems, feedback delay...
VTC
2006
IEEE
15 years 5 months ago
2006
IEEE
— Precoding is a well-known method to reach the promised performance and capacity of multiple-input multipleoutput (MIMO) systems. Recent investigations, when the transmitter has...
VTC
2010
IEEE
14 years 10 months ago
2010
IEEE
— in this paper we address the problem of reducing the feedback for the downlink transmission in multi-carrier systems. In these systems multiple Component Carriers (CCs) are agg...