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- Research of High Sensitivity Optical Receiving Circuit 高灵敏度光接收电路的研究
- In detail, optical receiving system is mainly composed of optical focusing system, optical filters and PIN photodiodes. 其中，光学探测系统主要包括光学聚焦系统、多种滤光片及PIN光电二极管等；
- To understand the source of EMI andthe propagative way of EMI clearly the key protection of sensitive receiving circuit for EMI can be carried out. 通过对电磁干扰源的明确认识，对电磁干扰引入路径的清楚了解，针对电磁干扰敏感的接收电路进行重点保护。
- OR707 series two-way optical receiver has frequency response circuit and detection circuit, ensure the maneuverability. OR707双向光接收机具有功能完善的频率响应调整电路和个端口电平检测电路，保证良好的可操作性。
- The system uses a powerful transmitting cir-cuit that transmits width-variable pulses, and a sensitive receiving circuit that offers quite wide frequency band. 该系统采用大功率、可变发射脉宽的发送电路，高灵敏度、宽带的接收电路，能实现快速、动态、高分辨率的采集和成像。
- A special-purpose optical transmitter, an optical receiver and a programmable logic device are used to design system circuit to realize asynchronous multiplexing fiber optic transmisson of multiway serial interface signal with different baud rate. 该系统采用可编程逻辑器件结合专用光电发送和光电接收器进行设计,实现了不同速率的多路串口信号复用的光纤传输。
- The paper introduces the method of utilizing inductorium to demonstrate receiving circuit tune, transformation of surging circuit frequency, electromagnetic wave generating, launching and receiving. 介绍了利用感应圈演示接收电路的调谐、振荡电路频率的改变、电磁波的产生和电磁波的发射、接收的方法。
- The sensor uses infrared emitter and infrared phototransistor produced by SIEMENS to compose the infrared emission circuit and receiving circuit, and disposes receiving signal by single chip. 该传感器采用西门子公司生产的红外发射管和红外接收管,组成红外光发射电路和红外光接收电路,并用单片机处理接收到的信号。
- This paper introduces double ultrasound pulse transmitting and receiving circuits used in ultrasound thermometry. 介绍了一种用于热疗法中超声测温的双超声脉冲发射接收电路。
- heterodyne optical receiving set 外差光接收机
- The robot itself has CCD camera, microwave transmission device, wireless receival circuit and mechanic executable circuit. 该机器人控制系统包括了机器人本体、无线通信系统、微波通信系统、声音遥控电路等部分。
- Emphasis has been placed on the optical receiving system, including APD receiver, receiver of the optical interface, Physical Layer protocols of fast Ethernet, fast Ethernet interface and control unit. 重点研究了大气激光通信光接收系统,包括基于雪崩光电二极管的光接收模块、光接口模块中的接收部分、快速以太网物理层协议标准、快速以太网接口电路与控制模块。
- high frequency receiving circuit 高频接收电路
- In this paper,a detailed mathematical model for signal acquisition based on the analysis of the GPS receivers' circuit,average acquisition time and its variance are calculated. 在扩频理论的基础上;给出了GPS C/A码接收机信号捕获的数学模型;计算得出平均捕获时间与捕获时间方差;给出窄带干扰下的接收机信号捕获的仿真结果.
- This paper briefly introduces the application of optic fiber data transmi ssion technique in beam tube monitoring systems. The structure and principe of data optical receiver is described. 简要介绍了光纤数据传输技术在束管监测系统中的应用，描述了数据光端机的结构、原理等。
- push-button telephone signal receiving circuit 按钮话机信号接收电路
- His optic nerve was hurt in an accident. 他的视神经在一次事故中受到损伤。
- ShenzhenYongshou Electronic Co Ltd. is specializes in producing parts of CATV transfer equipment: amplifier IC module、power doubler module 、optical receiver module、attenuator etc. 深圳市永收电子有限公司是专业从事研制、开发、生产、销售CATV有线电视传输器件：管芯模块、光接收模块、功率倍增模块、高频可调衰减器等产品的一体化公司。
- In this paper, adaptive importance sampling (IS) techniques is used to estimate the crosstalk and the BER of the WDM system model consisting of wavelength routing device and optical receiver. 本文采用自适应重要性采样(IS)方法，推导得出由波长路由器件和光接收机构成的WDM系统模型的串扰和误码率。
- By adjusting parameters in CPLD of data receiving circuits, we can implement configuration of all kinds of digital interface devices, which makes the controling simpler、neatlier and reliablier. 通过对数据接收电路CPLD内部参数的调整，可以实现对各种数字接口器件的配置，从而使得电路控制更加简单、灵活与可靠。
