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CORR
2007
Springer
143views Education» more  CORR 2007»
14 years 9 months ago
On Myopic Sensing for Multi-Channel Opportunistic Access
We consider a multi-channel opportunistic communication system where the states of these channels evolve as independent and statistically identical Markov chains (the Gilbert-Elli...
Qing Zhao, Bhaskar Krishnamachari, Keqin Liu
JCM
2006
92views more  JCM 2006»
14 years 9 months ago
Ultimate Dynamic Spectrum Allocation via User-Central Wireless Systems
- Current wireless systems are called vendor-central systems because, users should subscribe to a service provider (vendor) and receive the service through the spectrum assigned to...
Seyed Alireza Zekavat, Xiukui Li
TWC
2008
130views more  TWC 2008»
14 years 9 months ago
On myopic sensing for multi-channel opportunistic access: structure, optimality, and performance
We consider a multi-channel opportunistic communication system where the states of these channels evolve as independent and statistically identical Markov chains (the Gilbert-Elli...
Qing Zhao, Bhaskar Krishnamachari, Keqin Liu
TWC
2010
14 years 4 months ago
Cooperative Transmission Protocols for Wireless Broadcast Channels
In this paper, cooperative transmission protocols are proposed for wireless broadcast channels, a fundamental building block of wireless communication networks. The concepts of co...
Zhiguo Ding, Kin K. Leung, Dennis Goeckel, Donald ...
ICASSP
2011
IEEE
14 years 1 months ago
Complex random matrices and multiple-antenna spectrum sensing
In this paper, we study the eigenvalue-based spectrum sensing techniques for multiple-antenna cognitive radio networks. First, we study the extreme eigenvalue distributions of a c...
Tharmalingam Ratnarajah, Caijun Zhong, Ayse Kortun...