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光电中继器与全光中继器的区别

2025-03-16 12:15:39

推荐回答（1个）

回答1：

光中继器是在长距离的光纤通信系统中补偿光缆线路光信号的损耗和消除信号畸变及噪声影响的设备。是光纤通信设备的一种。其作用是延长通信距离。通常由光接收机、定时判决电路和光发送机三部分及远供电源接收、遥控、遥测等辅助设备组成。光中继器将从光纤中接收到弱光信号经光检测器转换成电信号，再生或放大后，再次激励光源，转换成较强的光信号，送入光纤继续传输。

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