... 短波通信；频谱感知；数字信道化；循环谱特征[gap=1221]Key words: HF communication; spectrum sensing; digital channelized; cyclic-feature...
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数字信道化接收机是基于多相滤波的软件无线电的典型应用。
Digital channelized receiver is a typical application of software radio based on polyphase filters.
宽带数字信道化接收机是新一代数字化雷达的重要组成部分。
Wide-band digital channelized receiver is an important part of the new generation radar.
针对衰落信道中广泛存在的多普勒频移现象，本文提出了一种MPSK信号数字化识别解调的方法。
A new method for digital identification and demodulation of MPSK signals is presented under the condition of the Doppler frequency shift of channel attenuation.
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