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Showing 1 to 3 of 3 for “"Spectrum mobility"”.
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Spectrum management in cognitive radio wireless networks
The wireless spectrum is currently regulated by government agencies and is assigned to license holders or services on a long-term basis over vast geographical regions. Recent research has shown that a large portion of the assigned spectrum is used sporadically, leading to underutilization and waste …
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Spectrum Management Issues in Centralized and Distributed Dynamic Spectrum Access
Dynamic spectrum access (DSA) is a powerful approach to mitigate the spectrum scarcity problem caused by rapid increase in wireless communication demands. Based on architecture design, DSA systems can be categorized as centralized and distributed. To successfully enable DSA, both centralized and …