Frequency Modulation FM 频率调制 ; 调频
frequency modulation fm radio fuze 调频无线电引信
FM Frequency Modulation 调频 ; 调频广播 ; 频率调制
Modulation mode FM 调制方式
Frequency modulation in Fm Radio 调频收音机中作调频用
FM modulation FM调制
Frequency modulation(FM): the form of modulation in which the frequency of the carrier is varied in accordance with the instantaneous value of the modulating signal.
频率调制：载波的频率依照调校讯号的瞬时值而改变的一种调制。
In frequently used methods, sine wave is used as carrier with amplitude modulation (am), frequency modulation (FM) and phase modulation (PM) implied.
常用的调制方式使用正弦波作为载波并对其进行幅度调制(AM)和角度调制即调频(FM)或调相(PM)。
Two kinds of typical wideband signal, Frequency Modulation (FM) signal and Frequency Spread signal, is analyzed qualitatively with wideband Ambiguity Function.
以宽带模糊度函数为工具定性地分析了两类典型宽带信号，即调频信号和频率分集信号。
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