ICASSP
2011
IEEE
13 years 4 months ago
2011
IEEE
In this paper three different techniques to predict the channel transfer functions of non flat fading channels in multiple antenna systems are investigated. The prediction is don...
ICASSP
2011
IEEE
13 years 4 months ago
2011
IEEE
Feedback of channel state information (CSI) is necessary to achieve high throughput and low outage probability in multiuser multiantenna systems. There are two types of CSI: direc...
TIT
2010
13 years 7 months ago
2010
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...
TIT
2010
13 years 7 months ago
2010
Abstract--In this paper, we consider a multiple-input
TIT
2011
13 years 7 months ago
2011
—This work first presents a general technique to compute tight upper and lower bounds on the information rate of a multiuser Rayleigh fading channel with no Channel State Inform...
TCOM
2011
13 years 7 months ago
2011
This paper proposes an adaptive multi-mode transmission strategy to improve the spectral efficiency achieved in the multiple-input multiple-output (MIMO) broadcast channel with d...
ICWN
2009
13 years 10 months ago
2009
In this paper we consider MIMO system with Mt transmitting and Mr receiving antennas, when channel state information (CSI) is known on the transmitter side. The Reyleigh fading cha...
ICASSP
2009
IEEE
13 years 10 months ago
2009
IEEE
This paper considers maximum-likelihood (ML) detection of orthogonal space-time block coded OFDM (OSTBC-OFDM) systems without channel state information. Our previous work has show...
GLOBECOM
2009
IEEE
13 years 10 months ago
2009
IEEE
In this work we study optimal coding strategies for bidirectional relaying under the condition of arbitrarily varying channels. We consider a three-node network where a relay node ...
PIMRC
2010
IEEE
13 years 10 months ago
2010
IEEE
In this work, we investigate secret key generation from channel states. We point out, by means of a packet-delaybased attack, that observing its own channel states is not the only ...