Adaptive spectrum access strategies in the context of spectrum fragmentation in cognitive radio networks

SUMMARYBecause of the presence of incumbents in cognitive radio networks, the unused spectrum in the TV bands, popularly referred to as ‘white spaces’, are fragmented with the size of each fragment varying from one TV channel to several TV channels. What is more, because the secondary transmissions...

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Veröffentlicht in:	Concurrency and computation 2013-06, Vol.25 (9), p.1101-1112
Hauptverfasser:	Lu, Yanhui, Cao, Huijin, Mu, Xiaomin, Yang, Shouyi
Format:	Artikel
Sprache:	eng
Schlagworte:	adaptive spectrum assignment Channels Cognitive radio Construction Fragmentation Mathematical models Networks spectrum fragmentation Strategy Television white space
Online-Zugang:	Volltext
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