“quantized frequency modulation”的概念、定义、翻译、参考文献-科学参考

单词	quantized frequency modulation
释义	quantized frequency modulation [`kwän´tīzd `frē·kwǝn·sē ´mäj·ǝ´lā·shǝn] ^{COMMUNICATIONS} Frequency modulation that involves quantization; it uses time and frequency redundancy within a voice frequency channel during each transmitted symbol; used to combat distortion due to multipath, selection fading, and noise spikes.
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