介绍一种紧凑的、能以较低输入光功率工作的光学双稳器件，由光电检测器、光纤定向耦合器和半导体激光二极管组合而成的。
A compact, low input power optical bistable device, combined with photodetector and optical fiber directional coupler and semiconductor laser diode, was presented.
'h '桥梁设计建立在一个现有的印刷电路板的，基本上只是一个完整的控制器电路和两个输出阶段联系在一起，在输入光电耦合器。
The 'h' Bridge design built on one of the existing PCB's, basically just one complete controller circuit and two output stages linked together at the input of the optocouplers.
'h '桥梁设计建立在一个现有的印刷电路板的，基本上只是一个完整的控制器电路和两个输出阶段联系在一起，在输入光电耦合器。
The 'h' Bridge design built on one of the existing PCB's, basically just one complete controller circuit and two output stages linked together at the input of the optocouplers.
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