Results 61 to 70 of about 138,567 (160)

Collaborative Spectrum Sensing Based on Distributed Adaptive Filtering

open access: yesIEEE Open Journal of the Communications Society
Spectrum sharing technology can reduce the problem of limited spectrum resources failing to meet the demands of multiple users, and it is one of the important topics in effectively integrating existing communication technologies with the sixth-generation
Siyu Xie   +5 more
doaj   +1 more source

A Sparsity Adaptive Algorithm for Wideband Compressive Spectrum Sensing

open access: yesDianxin kexue, 2014
Traditional spectrum sensing based on compressed sensing assumes that the sparsity is known, in fact,it is unknown and time-varying. To solve the problem, a sparsity adaptive algorithm for wideband spectrum sensing was proposed.
Zhijin Zhao, Junwei Hu
doaj   +2 more sources

Cooperative Spectrum Sensing [PDF]

open access: yes, 2009
Jinlong, Wang,   +3 more
openaire   +2 more sources

Clustered cooperative spectrum sensing based on SNR-means

open access: yesTongxin xuebao
Hard clustering methods, represented by K-Means, exhibited weak adaptability to complex electromagnetic environments, and their sensing performance was susceptible to the impact of interference.
Zhao Zhiyong   +4 more
doaj  

Spectrum Sensing Based on Hybrid Spectrum Handoff in Cognitive Radio Networks. [PDF]

open access: yesEntropy (Basel), 2023
Vaduganathan L   +3 more
europepmc   +1 more source

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