Related papers: Routing Protocols for Cognitive Radio Networks: A …

Cognitive radio networks (CRNs) are networks of nodes equipped with cognitive radios that can optimize performance by adapting to network conditions. While cognitive radio networks (CRN) are envisioned as intelligent networks, relatively…

This paper has been removed by arXiv administrators because it plagiarizes gr-qc/0203084, gr-qc/0607138, gr-qc/0011087, gr-qc/0102070, gr-qc/0607138, gr-qc/0109017, gr-qc/0212018, and gr-qc/9409039.

This paper has been withdrawn due to errors in the analysis of data with Carrier Access Rate control and statistical methodologies.

Cognitive radio networks (CRNs) have emerged as a promising solution to enhance spectrum utilization by using unused or less used spectrum in radio environments. The basic idea of CRNs is to allow secondary users (SUs) access to licensed…

This article has been withdrawn by arXiv administrators due to plagiarized content from arXiv:1009.3448.

This article was withdrawn by the arXiv.org administrators since it plagiarizes math.GT/0011056.

In this report, I surveyed the cognitive radio technique in wireless networks. Researched several kinds of cognitive techniques about their advantages and disadvantages.

This paper has been removed by arXiv administrators because it plagiarizes gr-qc/0404032 and others.

arXiv admin note: This version has been removed by arXiv administrators due to copyright infringement

Withdrawn by arXiv administration. This article was plagiarised directly from http://ieeexplore.ieee.org/xpl/freeabs_all.jsp?arnumber=5061961 , which appeared in the conference INFOCOM 2009.

Withdrawn by arXiv administration because the text and equations were plagiarized from chapter 10 of the BaBar Physics Book http://www.slac.stanford.edu/pubs/slacreports/slac-r-504.html See also hep-ph/0304045

Cognitive Radio Networks (CRNs) are being studied intensively and gaining importance as spectrum is the heavily underutilized. CRN has the capability to exploit smartly the unutilized frequency spectrum. Recently, the research community…

This paper has been withdrawn by the author due to some errors.

Withdrawn by arXiv administrators due to content entirely plagiarized from other authors (not in arXiv).

Cognitive radio networks (CRNs) have emerged as an essential technology to enable dynamic and opportunistic spectrum access which aims to exploit underutilized licensed channels to solve the spectrum scarcity problem. Despite the great…

Withdrawn by arXiv administration because the text and equations were plagiarized from chapters 1 and 6 of the BaBar Physics Book http://www.slac.stanford.edu/pubs/slacreports/slac-r-504.html See also hep-ph/0304045

This paper introduces an efficient reactive routing protocol considering the mobility and the reliability of a node in Cognitive Radio Sensor Networks (CRSNs). The proposed protocol accommodates the dynamic behavior of the spectrum…

This paper was withdrawn by arXiv admin because it plagiarizes "Chen, Wen Gu(PRC-BIAP); Lu, Shan Zhen(PRC-BJN) The commutators of fractional integrals on Besov spaces. Acta Math. Sin. (Engl. Ser.) 20 (2004), no. 3, 405--414."

Cognitive radio (CR) is a promising technology to improve spectrum utilization. However, spectrum availability is uncertain which mainly depends on primary user's (PU's) behaviors. This makes it more difficult for most existing CR routing…

This paper has been withdrawn by the author