TWC
2010
13 years 5 months ago
2010
We develop a realistic model for multiple-input multiple-output (MIMO) broadcast channels, where each randomly located user's average SNR depends on its distance from the tran...
JSAC
2011
13 years 5 months ago
2011
— We investigate spectrum sensing by energy detection based on two different objective functions: a Bayesian sensing cost or the network weighted sum capacity. The Bayesian cost ...
TIT
2002
13 years 10 months ago
2002
We consider direct sequence code division multiple access (DS-CDMA), modeling interference from users communicating with neighboring base stations by additive colored noise. We con...
TIT
2008
13 years 10 months ago
2008
Abstract--The sum capacity of the one-sided parallel Gaussian interference channel is shown to be a concave function of user powers. Exploiting the inherent structure of the proble...
TCOM
2008
2008
Relay assisted F/TDMA ad hoc networks: node classification, power allocation and relaying strategies
13 years 10 months ago
This paper considers the design of relay assisted F/TDMA ad hoc networks with multiple relay nodes each of which assists the transmission of a predefined subset of source nodes to ...
CORR
2008
Springer
13 years 11 months ago
2008
Springer
Abstract--In this paper, the sum capacity of the Gaussian Multiple Input Multiple Output (MIMO) Cognitive Radio Channel (MCC) is expressed as a convex problem with finite number of...
CORR
2008
Springer
13 years 11 months ago
2008
Springer
New upper bounds on the sum capacity of the two-user Gaussian interference channel are derived. Using these bounds, it is shown that treating interference as noise achieves the sum...
GLOBECOM
2006
IEEE
14 years 4 months ago
2006
IEEE
—We demonstrate that receive antenna selection (RAS) provides significant increase in the achievable sum rates for multi-user MIMO wireless downlinks that employ block diagonaliz...
ICC
2008
IEEE
14 years 5 months ago
2008
IEEE
— Recently a number of transmission schemes have been introduced to achieve sum capacity for multiuser multiinput multi-output (MIMO) broadcast channels (BC). A block diagonaliza...
CISS
2008
IEEE
14 years 5 months ago
2008
IEEE
—We consider linear precoding and decoding in the downlink of a multiuser multiple-input, multiple-output (MIMO) system. In this scenario, the transmitter and the receivers may e...