需要研究更加有效的无线资源分配及管理策略，以便在有限的带宽上达到更高频谱效率、更高的发射功率利用率以及更好的系统性能。
A more efficient radio resource allocation and management scheme should be proved to transmit with higher spectrum and power efficiency and higher system performance.
认知无线电的频谱分配技术研究的是如何对检测到的空闲频谱资源进行有效的管理，是认知无线电系统的一项关键技术。
The spectrum allocation technology, which is one of the key technologies of cognitive radio, the research emphasis is how to manage the spectrum resource effectively.
针对复杂电磁环境下的电磁频谱管理效能评估问题，提出一套系统地效能评估方法。
To study the efficiency evaluation of electromagnetic spectrum management in the complicated electromagnetic environment, a systemic evaluation solution is put forward.
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