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duogongnenghongwaiyaokong
- 本系统设计结合单片机STC89C51编程实现的遥控开关来控制家用电器,让人们用一台遥控器控制电冰箱、电风扇、饮水机等家电。本设计的核心是以单片机stc89c51,利用光电耦合器来检测小车的形式的速度和距离,利用led显示小车的运动的状态和行车里程,并且外加电磁蜂鸣器来警告已接收到遥控信号,本文着重介绍了该系统的硬件设计方法及软件设计的办法。-The system design coupled with the remote control MCU STC89C51 programming swi
013_IT800-Line-Coupler-(IT800-AN-013-R1.5)
- This document describes the line coupler section of the IT800 AFE (Analog Front End). The coupler includes a coupling transformer. This transformer provides 3kV insulation between the mains and the low voltage section.
the-ring-directional-coupler
- 环形定向耦合器的仿真设计 环形定向耦合器的仿真设计-Simulation design of the ring directional coupler
BTScode
- An optical fiber amplifier consists of a doped fiber, one or more pump lasers, a passive wavelength coupler, optical isolators, and tap couplers, as shown in Fig. 11-5.-An optical fiber amplifier consists of a doped fiber, one or more pump lasers, a
OPTICAL-waveguidehomework3
- 如上图所示,定向耦合器由完全相同的直波导与弯曲波导构成,波 导芯为宽高比相同(均为 a) 的正方形, 其工作波长,波导材料 对 TE 模式的折射率,及圆弧形弯曲波导的半径 r 等参数如图所 示,若波长为 1550 nm, 归一化光功率为 1 的光波从直波导输 入,请选择适当的满足单模工作的波导宽度 a, 然后给出从圆形弯 曲波导输出的归一化光功率 P4与两波导边缘的间距 d-Directional coupler by the same straight and curved
