Cognitive Radio for 4G Cellular Networks

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Provided by: Auricle Technologies
Topic: Mobility
Format: PDF
Motivated by the federal communications commission's recent approval of commercial unlicensed operations of some TeleVision (TV) spectrum. In this paper, the authors integrate overlay cognitive radio technology into 4G cellular networks for the sharing of TV spectrum. On one hand, OFDM is a promising technique for high-speed data transmission over multipath fading channels and has been considered to be the best candidate for 4G mobile networks. On other hand, the overlay cognitive radio model makes it possible to have two concurrent transmission in a given time.
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