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» Soft Sensing and Optimal Power Control for Cognitive Radio
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GLOBECOM
2007
IEEE
9 years 5 months ago
Soft Sensing and Optimal Power Control for Cognitive Radio
We consider a cognitive radio system where the secondary transmitter varies its transmit power based on all the information available from the spectrum sensor. The operation of th...
Sudhir Srinivasa, Syed Ali Jafar
ICC
2007
IEEE
130views Communications» more  ICC 2007»
9 years 5 months ago
Power Control in Cognitive Radio Systems Based on Spectrum Sensing Side Information
— Cognitive radio has been recently proposed as a promising technology to improve the spectrum utilization efficiency by intelligently sensing and accessing some vacant bands of...
Karama Hamdi, Wei Zhang, Khaled Ben Letaief
INFOCOM
2012
IEEE
7 years 1 months ago
Uplink soft frequency reuse for self-coexistence of cognitive radio networks operating in white-space spectrum
—Recent advances in cognitive radio (CR) technology have brought about a number of wireless standards that support opportunistic access to available white-space spectrum. Address...
Bo Gao, Jung-Min Park 0001, Yaling Yang
CORR
2008
Springer
125views Education» more  CORR 2008»
8 years 11 months ago
Power Control in Cognitive Radio Networks: How to Cross a Multi-Lane Highway
Abstract--We consider power control in cognitive radio networks where secondary users identify and exploit instantaneous and local spectrum opportunities without causing unacceptab...
Wei Ren, Qing Zhao, Ananthram Swami
TWC
2010
8 years 5 months ago
Optimal multi-channel cooperative sensing in cognitive radio networks
In this paper, optimal multi-channel cooperative sensing strategies in cognitive radio networks are investigated. A cognitive radio network with multiple potential channels is cons...
Rongfei Fan, Hai Jiang
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