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【摘 要】
：
The problem of power allocation in cognitive radio networks plays an important role to improve the efficiency of spectrum utilization.However,most of previous w
【机 构】
：
Key Laboratory of Universal Wireless Communications,School of Software and Communication Engineering
【出 处】
：
中国邮电高校学报（英文版）
【发表日期】
：
2004年期
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