In the building blocks of an optical transmission system, the pre-amplifier and the mainamplifier are the critical parts.
在用于光纤传输系统的几个功能电路中，构成光接收机前端放大电路的前置放大器和主放大器是两个关键电路。
2
Circuits of CMOS-process-compatible monolithic photoreceivers are designed. The circuits include photodetector, pre-amplifier and mainamplifier.
设计了与CMOS工艺兼容的光电单片接收机电路，其中包括光电探测器、前置放大器和主放大器。
3
The compensation amplifier consists of mainamplifier and an auxiliary one. The auxiliary amplifier reduces input offset drift on output of the main one.