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International Journal of Digital Multimedia Broadcasting
Volume 2010 (2010), Article ID 823494, 9 pages
http://dx.doi.org/10.1155/2010/823494
Research Article

Opportunistic Communication (Cognitive Radio) over Primary Discarded Subchannels by Applying a Double Power Distribution

Signal Theory and Communications Department, Technical University of Catalonia, Building D4 Campus Nord, Jordi Girona, 1-3, 08034 Barcelona, Spain

Received 31 October 2009; Revised 2 February 2010; Accepted 12 May 2010

Academic Editor: Fred Daneshgaran

Copyright © 2010 G. A. Medina-Acosta and José A. Delgado-Penín. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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