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认知无线电是一种自适应、智能的无线电系统,应用认知无线电对于提高无线网络的有效性和可靠性至关重要,本文对认知无线电技术和目前研究面临的挑战做了简单概述。
Cognitive radio is an adaptive and intelligent radio system. The application of cognitive radio is very important to improve the effectiveness and reliability of wireless networks. This article gives a brief overview of cognitive radio technology and the challenges of current research.