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Volume & Issue no: Volume 4, Issue 6, November - December 2015


Author Name:
Anusha M, Dr. V. Srikanth
Abstract Cognitive Radio (CR) is an intelligent radio which will be analyzed as a transceiver that is intended to use the most effective wireless channel in its neighborhood. Such a radio mechanically detects accessible channels and consequently changes its transmission or reception constraints to permit a lot of parallel wireless communications in an exceedingly given spectrum band at one location. The MAC for distributed CRN’s have to consider the key options of those networks like absence of a common control to organize the communication, needs to stay interference to PU`s insignificant, and variant of spectrum handiness with time and site. To analyze and rectify the relevant analysis challenges and problems, we offer an in depth the study of important design problems and a summary of existing progressive MAC projected for Distributed CRN’s. A categorization of present proposals is provided, and their significant options, advantages, and boundaries are mentioned. The final problems in coming up with medium access management for cognitive radio networks are resource accessibility, channel negotiation and interference. Keywords: CRN’s, MAC, spectrum, channel sensing, base station
Cite this article:
Anusha M, Dr. V. Srikanth , " COGNITIVE RADIO NETWORKS: A SURVEY" , International Journal of Emerging Trends & Technology in Computer Science (IJETTCS) , Volume 4, Issue 6, November - December 2015 , pp. 094-098 , ISSN 2278-6856.
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International Journal of Emerging Trends & Technology in Computer Science (IJETTCS)
ISSN 2278-6856
Frequency : 6 Issues/Year