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单词
down-conversion demodulation
释义
down-conversion demodulation
Encyclopedia
工学
无线光通信
释
down-conversion demodulation
下变频解调
将高频信号解调到频率较低的频段上并输出。在光载无线通信系统中,射频接收机位于系统的最前端,将天线从空间耦合下来的信号进行放大和下变频,然后再对低频信号进行解调。
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