293 search results - page 42 / 59 » Opportunistic Multiple Access for Cognitive Radio Networks |
ICC
2009
IEEE
15 years 4 months ago
2009
IEEE
— In this paper, we present an analytical model as well as a practical mechanism to detect denial of service (DoS) attacks on secondary users in dynamic spectrum access (DSA) net...
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TCOM
2010
14 years 7 months ago
2010
Dynamic spectrum access (DSA) is an integral part of cognitive radio technology aiming at efficient management of the available power and bandwidth resources. The present paper d...
IC
2001
14 years 11 months ago
2001
The wide proliferation of wireless systems and the use of software radio technologies enables the employment of a heterogeneous network. In this concept services are delivered via...
ICASSP
2011
IEEE
14 years 1 months ago
2011
IEEE
This paper considers the problem of finding sparse solutions from multiple measurement vectors (MMVs) with joint sparsity. The solutions share the same sparsity structure, and th...
GLOBECOM
2007
IEEE
15 years 3 months ago
2007
IEEE
— 1 Wireless mesh networks are deployed as broadband backbones to provide ubiquitous wireless access for residents and local businesses. Utilizing multiple channels has the poten...