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125
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CISS
2010
IEEE
14 years 1 months ago
On performance evaluation of cooperative spectrum sensing in cognitive radio networks
—This paper presents the system level performance evaluation for energy-detection based cooperative spectrum sensing in cognitive radio networks. Three performance criteria are q...
Gang Xiong, Shalinee Kishore, Aylin Yener
VTC
2006
IEEE
124views Communications» more  VTC 2006»
15 years 4 months ago
Accurate BER Analysis of QPSK Modulated Asynchronous DS-CDMA Systems Communicating over Rayleigh Channels
Abstract— The accurate average BER calculation of an asynchronous DS-CDMA system using random spreading sequences is studied in Rayleigh fading channels. An accurate closedform e...
Xiang Liu, Lajos Hanzo
78
Voted
CORR
2008
Springer
108views Education» more  CORR 2008»
14 years 10 months ago
On Maximizing Coverage in Gaussian Relay Networks
Results for Gaussian relay channels typically focus on maximizing transmission rates for given locations of the source, relay and destination. We introduce an alternative perspecti...
Vaneet Aggarwal, Amir Bennatan, A. Robert Calderba...
VTC
2008
IEEE
110views Communications» more  VTC 2008»
15 years 4 months ago
EXIT Chart Aided Design of Near-Capacity Self-Concatenated Trellis Coded Modulation Using Iterative Decoding
Abstract— In this contribution we design the Iteratively Decoded Self-Concatenated Convolutional Codes (SECCC-ID) using Extrinsic Information Transfer (EXIT) charts. Good constit...
Muhammad Fasih Uddin Butt, Soon Xin Ng, Lajos Hanz...
VTC
2006
IEEE
15 years 4 months ago
Performance Analysis of a Rate-Adaptive Dual-Branch Switched Diversity System
Abstract— In this paper, a performance analysis of a dualbranch switched diversity system operating on identically distributed Nakagami-m fading channels is presented. An adaptiv...
Bengt Holter, Geir E. Øien