文件名称：cognitive radio network
文件大小：300KB
文件格式：PDF
更新时间：2014-06-18 05:20:18
cognitive radio
cognitive radio network With the rapidly increasing demands on wireless bandwidth, the scarcity of spectral resource becomes more serious. Motivated by spectrum scarcity and spectrum under-utilization, cognitive radio, regarded as a potential technique for future wireless communication, has been recently proposed to dynamically access unused-spectrum