毕业论文 认知无线电通信_论文 关键词：认知无线电；频谱检测；能量检测；协同频谱检测 [gap=1844]Key words：cognitive radio; spectrum sensing; energy detection; cooperative pectrum sensing.
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Multi-antenna spectrum sensing utilizes the spatial diversity provided by the multiple antennas to resist the channel fading.
多天线频谱检测利用多个天线提供的空间分集能力来抵抗无线信道衰落。
参考来源 - 感知无线电物理层关键技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
分析了认知无线电网络中使用能量检测器进行频谱检测的性能。
We analyzed the performance of spectrum sensing with energy detector in cognitive radio network.
针对上述问题，提出了一种新的基于可信度的协同频谱检测方法。
To solve this problem, a new cooperative spectrum sensing method based on reputation was proposed.
在频谱检测技术方面，本文首先从原理上对现有算法进行了详细说明和分析。
In the spectrum sensing, this article first make a detailed description and analysis of the existing algorithms from the principle.
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