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phase jitter
释义
phase jitter
相位抖动
利用电话通道传送资料信号时可能产生的一种现象。在调变和解调的过程中,如果接收端的本地载波和已调波的载波不同步,或载频发生器不稳定,这就相当於在发送信号上附加了一个随机调频,从而使解调以後的信号幅度断续地增加或减少。
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