“down-conversion demodulation”的概念、定义、翻译、参考文献-科学参考

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。
随便看	theory of integral representation theory of intellectual act formation according to stages theory of intelligence structure theory of interdependence theory of internal-cause dynamic theory of international society theory of interpersonal relationship mediated with activity theory of intrinsic value theory of invariants theory of inventive problem solving theory of ionic interaction and activity coefficient of strong electrolyte theory of ionic interactions theory of island species equilibrium theory of isostasy theory of ji li theory of judgement theory of knots theory of knowledge theory of land divided into nine areas theory of language acquisition theory of language development theory of large samples theory of lattices theory of leadership psychology theory of learning perspective transformation

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