134 search results - page 27 / 27 » Two-stage spectrum sensing for cognitive radios |
ICASSP
2008
IEEE
14 years 1 months ago
2008
IEEE
—We aim to characterize the maximum link throughput of a multi-channel opportunistic communication system. The states of these channels evolve as independent and identically dist...
TWC
2011
13 years 2 months ago
2011
Abstract—Regulation in Europe and Japan requires the implementation of detect-and-avoid (DAA) techniques in some bands for the coexistence of licensed primary systems and seconda...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
Spectrum sensing is a challenging key component of the Cognitive Radio paradigm, since primary signals must be detected in the face of noise uncertainty and at signal-to-noise rat...
TSP
2010
13 years 2 months ago
2010
The Lasso is a popular technique for joint estimation and continuous variable selection, especially well-suited for sparse and possibly under-determined linear regression problems....