复用光电放大器和自动门的存在检测传感器。
Multiplexed photoelectric amplifiers and sensors for presence detection on automatic doors.
光电放大器用于放大由光电导、光电二极管和光电池所得到的光强度信号，如图14、15、16。
Amplifiers for photoconductive, photodiode and photovoltaic cells are shown in Figures 14, 15, 16 respectively.
放大器输入为电压信号，与光敏二极管产生的光电流信号成比例。调制光柱以断路器同样的频率照射光敏二极管。
The amplifier input is a voltage proportional to the photocurrent signal produced by a photodiode, which is irradiated by a modulated light beam at the same chopper frequency.
R2和R4用来降低因输入失调电流产生的误差，其原理与前文光电二极管放大器所述一致。
R2 and R4 are chosen to minimize errors due to input offset current as outlined in the section describing the photocell amplifier.
半导体光放大器（SOA）由于体积小、成本低、易与其他光电器件集成，在未来的全光通信系统中将发挥重要的作用。
Semiconductor optical amplifier (SOA) is an important device in future all-optical communications due to its small volume, low cost and easy integration with other optoelectronic devices, etc.
锁相放大器在微弱光电信号检测中有着广泛的应用。
Lock-in amplifiers are used widely in low photoelectric signal detecting.
这款新型器件采用安装在具有集成半柱型透镜的3引脚环氧树脂封装模块中的光电二极管及宽带放大器。
The new device features a photo diode and a wide-band amplifier mounted within a 3-pin epoxy- encapsulated module with an integrated semi-cylindrical lens.
通过对大气衰减系数、放大器放大能力、光电二极管接收灵敏度等一些主要参数进行分析，建立了激光模拟系统的数学模型。
Secondly, the mathematical model of the laser simulation system is built upon the atmosphere attenuation, the amplifier extent, receiving-sensibility of photoelectric diode and other preferences.
提出了一种光电耦合线性放大器，对其进行了分析和实验。
A new kind of linear amplifier has been developed and analyzed. And an experiment has been performed on it.
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。
Circuits of CMOS-process-compatible monolithic photoreceivers are designed. The circuits include photodetector, pre-amplifier and main amplifier.
应用伴随运算放大器可以精确测量光电池的光特性。
The method for exactly measuring photocell light function is proposed by using a adjoint operational amplifier.
指端脉搏波实验由光电传感器、生物信号放大器和示波器 3部分组成 ，叙述了各部分的工作原理和实验方法 。
The experiment consists of photoelectric sensor, bio-signals amplifier and oscillograph, their working principle and experimental method are introduced.
积分 器、光电二极管放大器和高阻抗传感器等器件均可受益于这些特性。
Filters, integrators, photo-diode amplifiers and high impedance sensors all benefit from the combination of performance features.
测试结果表明：选择LM 317作稳压器，PIN光电二极管作探测器，采用I V光电转换连接光电探测器与放大器的方式，可以满足设计要求。
It is shown that choosing LM317 to be the manostat, the PIN diodes to be the photodetector, and the I-V transformation to be the connective mode, the designing index can be fulfilled.
光电检测器检测光信号，对来自光电检测器的电流应用放大器。
A photodetector detects an optical signal, and a current from the photodetector is applied an amplifier.
最后给出了放大器的测试结果和在光电高温计中的应用情况。
In the end, the measuring results of the amplifier and a application of the amplifier in a pyrometer are pro...
实验涉及到运算放大器以及硅光电池光谱响应等基础知识。
Research experiment of measuring spectral response of Si solar cells;
实验涉及到运算放大器以及硅光电池光谱响应等基础知识。
Research experiment of measuring spectral response of Si solar cells;
应用推荐