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HRMA-based cognitive radio MAC protocol
Author(s): 
Pages: 31-34
Year: Issue:  6
Journal: TELECOMMUNICATIONS FOR ELECTRIC POWER SYSTEM

Keyword:  认知无线电跳预约多址接入媒体接入控制协议;
Abstract: 认知无线电是一种能使无线器件感知本地空闲频谱的存在,自适应地使用这些空闲频谱进行通信的一种新兴技术.在一个由认知无线电节点组成的多跳网络中,由于空闲频谱随地点与时间动态变化,使得各节点可获得的空闲信道的数目和属性不仅存在差异,且不断变化,造成认知无线电的MAC设计变得相当困难.在文章中,基于跳预约多址接入技术提出一种动态信道的跳预约多址接入协议,在不需要公共信道的情况下,解决了信道有效接入与退让问题.
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