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TIT
2010
163views Education» more  TIT 2010»
13 years 2 months ago
Power-controlled feedback and training for two-way MIMO channels
Most communication systems use some form of feedback, often related to channel state information. The common models used in analyses either assume perfect channel state information...
Vaneet Aggarwal, Ashutosh Sabharwal
TIT
2010
110views Education» more  TIT 2010»
13 years 2 months ago
Secure communications with insecure feedback: breaking the high-SNR ceiling
A multiple-antenna Gaussian wiretap channel in which the number of antennas at the source is not greater than that at the eavesdropper is considered. Without feedback, the secrecy...
Tùng T. Kim, H. Vincent Poor
CORR
2010
Springer
142views Education» more  CORR 2010»
13 years 7 months ago
Capacity-Equivocation Region of the Gaussian MIMO Wiretap Channel
We study the Gaussian multiple-input multiple-output (MIMO) wiretap channel, which consists of a transmitter, a legitimate user, and an eavesdropper. In this channel, the transmit...
Ersen Ekrem, Sennur Ulukus
ICMCS
2007
IEEE
123views Multimedia» more  ICMCS 2007»
14 years 2 months ago
BOPPER: Wireless Video Broadcasting with Peer-to-Peer Error Recovery
Wireless digital video broadcasting has experienced much success in recent years with some industrial systems deployed. We study in this paper how to recover lost packets in video...
Shenjie Li, S.-H. Gary Chan
ICASSP
2011
IEEE
12 years 11 months ago
Closed-form parameterization of the Pareto boundary for the two-user MISO interference channel
In this paper, we study an achievable rate region of the two-user multiple-input single-output (MISO) interference channel. We find the transmit beamforming vectors that achieve ...
Johannes Lindblom, Eleftherios Karipidis, Erik G. ...