But at each end of the fibre, optical signals must be converted to and from the electrical signals that computers use to process information.
但在纤维的各端，必须将光信号转换成电信号或者将电信号转换成光信号，计算机用电信号处理信息。
For its part, IBM has used silicon to develop a fast and extremely thin photodetector to convert optical signals into electrical ones.
就其本身来说，IBM已经使用硅来研发一种超薄快速型光电探测器来讲光信号转换成电信号。
Electronic data piped into one chip is converted into laser light that travels down an optical fiber and is transferred back into electrical signals a few fractions of a second later.
电子信号进入集成电路后被转换成激光，由光纤传出，在不到1秒的短时间后重新被转换成电子信号。
Electrical power, changing with differential group delay (DGD) and detected from an optical communication link, can be used as feedback signals of compensating for PMD.
光纤通信线路检测到的电功率随差分群延迟变化，可以作为PMD补偿的反馈控制信号。
The controller 228, 328 then generates electrical and optical signals that are related to a magnitude of the filtered portion of the Raman optical pumping signal.
控制器228，328此时产生与经滤波的部分拉曼光泵浦信号大小相关的电和光信号。
The controller 228, 328 then generates electrical and optical signals that are related to a magnitude of the filtered portion of the Raman optical pumping signal.
控制器228，328此时产生与经滤波的部分拉曼光泵浦信号大小相关的电和光信号。
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