In this paper, we firstly introduce the differences between the conventional multi-channel MAC protocols and the MAC protocols for OSA as well as the ...
Abstract—Opportunistic Spectrum Access (OSA) allows unlicensed users to share licensed spectrum in space and time with no or little interference to primary ...
Recently, Cognitive Radio (CR) technology has been proposed as the key technology for future wireless communication that exploits dynamic spectrum access ...
In this survey, the characteristic features, advantages, and the limiting factors of the existing CR MAC protocols are thoroughly investigated for both ...
In this paper, we take such constraints into consideration and investigate efficient spectrum management in ad hoc cognitive networks with single cognitive ...
The differences between the conventional multi-channel MAC protocols and the MAC protocols for OSA as well as the requirements for Osa MAC protocols are ...
Opportunistic Spectrum Access (OSA) allows unlicensed users to share licensed spectrum in space and time with no or little interference to primary users, ...
Introduction to Cognitive Radio Network and survey on MAC protocols for Cognitive Radio Networks · Opportunistic Cognitive MAC (OC-MAC) Protocol for Dynamic ...
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Aug 18, 2016 · The main principle used by the CR MAC protocols in this category is carrier sense multiple access with collision avoidance (CSMA/CA). Each CR ...
This article focuses on the opportunistic spectrum access (OSA) functionality of the CR network MAC layer by which the secondary users access licensed ...