Sciweavers

70 search results - page 13 / 14
» New Results on the Capacity of the Gaussian Cognitive Interf...
Sort
View
MSWIM
2009
ACM
13 years 9 months ago
Modeling and performance evaluation of transmission control protocol over cognitive radio ad hoc networks
Cognitive Radio (CR) technology constitutes a new paradigm to provide additional spectrum utilization opportunities in wireless ad hoc networks. Recent research in this field has ...
Marco Di Felice, Kaushik Roy Chowdhury, Luciano Bo...
CORR
2008
Springer
107views Education» more  CORR 2008»
13 years 4 months ago
The MIMO Iterative Waterfilling Algorithm
Abstract--This paper considers the noncooperative maximization of mutual information in the vector Gaussian interference channel in a fully distributed fashion via game theory. Thi...
Gesualdo Scutari, Daniel Pérez Palomar, Ser...
VTC
2006
IEEE
13 years 10 months ago
Transmitter-Based Pre-Processing for OFDM-CDMA Forward-Link Systems with Two-Dimensional Spreading
—Transmitter-based signal pre-processing is investigated for the two-dimensional (2-D) OFDM-CDMA (orthogonal frequency division multiplexing, code division multiple access) forwa...
Chih-Cheng Kuo, Wern-Ho Sheen, Chung-Ju Chang, Cha...
TCOM
2008
76views more  TCOM 2008»
13 years 4 months ago
Multi-user selection diversity for spread-spectrum multi-carrier multiple-access systems
Recently, Multi-User Selection Diversity (MUSDiv) for single-carrier systems has been under extensive study on account of the enhancement it provides to system performance with min...
Petros L. Katsis, George K. Karagiannidis, Fotini-...
CORR
2010
Springer
146views Education» more  CORR 2010»
13 years 4 months ago
Optimal power allocation for downstream xDSL with per-modem total power constraints : Broadcast Channel Optimal Spectrum Balanci
Abstract-Recently, the duality between Multiple Input Multiple Output (MIMO) Multiple Access Channels (MAC) and MIMO Broadcast Channels (BC) has been established under a total powe...
Vincent Le Nir, Marc Moonen, Jan Verlinden, Mamoun...