| 释义 |
facsimile modulation
传真调制
The process by which the amplitude, phase or frequency of wave in facsimile transmission is varied with time, in accordance with a signal. The device for changing the type of modulation from receiving to transmitting, or vice versa, is known as a converter.
在传真通信中,根据信号随时间改变载波的振幅、相位或频率的处理过程。把接收调制 方式改变为发送调制方式或把发送调制方式改变为接收调制方式的设备叫传真转换器。 |