主要用于放大器、光接收机、光发射机。
Mainly used in amplifier, optical receiver and optical emitter.
完成了实现OEIC光接收机的关键一步。
光纤放大器；光接收机； 光发射机；分配器；
Optical Receiver; CATV products; optical Transmitter; trunk Amplifier; Subscriber Amplifier; Spliter; Taps; Optical Relay;
对相干探测与非相干探测等几种光接收机接收方式进行了分析与比较。
Then it has discussed system of acceptance, including coherent detection and non-coherent detection.
光接收机前端放大电路主要由两个关键电路构成：前置放大器和主放大器。
The front-end amplifier for optical receiver is made up of two important circuits: preamplifier and main amplifier.
该光接收机采用单电源供电，由一级放大器、两级源级跟随器和一个反馈电阻组成。
It is composed of an amplifier stage, two stages of source follower and a feedback resistance, and use a single supply voltage.
根据光接收机前端等效电路模型，建立了噪声系数与等效输入噪声电流谱密度的关系。
Based on the equivalent circuit model of a two-port optical receiver front-end, the relationship between the equivalent input noise current spectral density and the noise figure is analyzed.
给出了在小色散和大色散光纤通信系统中近似实现光接收机最佳传递函数的电路型式；
The circuit types approaching the realization of the optimal transfer function of the receiver in low- and high-dispersion digital fiber-optic communication systems are given.
作为光接收机的关键部分，前置放大器的性能在很大程度上决定了整个光接收机的性能。
The performance of a preamplifier has great effect on the performance of an optical receiver.
通过对二次群光接收机噪声性能的测量，比较了各种设计方案，验证了理论分析的正确性。
By measuring the receiver's noise performance of second order multiplex, various design schemes are compared and the correctness of the theoretical analysis is verified.
分布式放大器以其超宽带、低噪声、高增益等特性成为光接收机前置放大器的优良选择方案。
Distributed amplifier which has characteristics of ultra-wideband, low noise, high gain etc is a good option of photoreceiver pre-amplifier.
放大器的输出施加到信号检测器，其中信号检测器的输出信号是光接收机的输出功率电平的指示。
An output of the amplifier is applied to a signal detector, wherein an output signal of the signal detector is an indication of an output power level of the optical receiver.
作为光接收机前端的关键部分，限幅放大器要求具有高增益，足够带宽以及较宽的输入动态范围。
As the key component of optical receiver, design of a high-speed limiting amplifier with high gain, broadband and a wide dynamic input range is required.
为了在变化的输入光电平上保持输出信号电平恒定，用于检测光接收机的输出功率电平的设备和方法。
An apparatus and method for detecting an output power level of an optical receiver, in order to hold output signal levels constant over changing input optical levels.
前置放大器是光接收机前端中最重要的组件之一，它直接影响光接收机的速度、噪声、灵敏度等整体性能。
Preamplifier is one of the most important components in photoreceiver front-end. It directly affects the performance of light receivers such as speed, noise and sensitivity.
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。
In the building blocks of an optical transmission system, the pre-amplifier and the main amplifier are the critical parts.
采用综合的分析方法从理论上分析了适合于微波副载波传输的谐振式光接收机前端的特性，提出了一整套计算公式。
An general analysis for front end performance of turned optical receiver for microwave subcarrier multiplexed lightwave system was presented. Formulas for front end circuits were deduced.
由于限幅放大器具有设计简单、功耗低、芯片面积小和外接元件少的优点，本文选择限幅放大器的形式来实现光接收机的主放大器。
The latter one was chosen to realize the main amplifier in our design since it has the features of simple topology, few external components and fast responsibility.
本论文给出了时钟恢复电路的基本原理以及采用PLL型时钟恢复电路的完整的电路设计、模拟结果和版图设计，以及将时钟恢复电路集成到光接收机后的测试结果。
The thesis presents basic principle of CRC and rounded circuit design, simulation results, layout design and testing results of a PLL type CRC, which is incorporated in a optic-fiber receiver chip.
介绍低光功率接收机在有线电视HF C网络中的应用，并对信号指标进行测试和比较，对经济效益进行分析。
Introduced the application of low optical power receiver to HFC network. Signal testing and economical benefit analyzing were presented at the same time.
通常海水界面不是平静的水平面，容易受到风力或其他外力的影响，产生随机起伏，降低接收光功率，由此提高了对接收机的要求。
Generally sea surface is fluctuant and influenced easily by wind or other acting force, which reduces received optical power seriously and raises the requirement of receiver performance.
介绍了一种直流耦合跨阻抗光突发模式接收机。
In this paper, a novel DC coupled feedforward type optical burst mode receiver is presented.
光纤CATV传输系统包括光发射机、接收机、纤和必要的光通路器件（光分路器、纤连接器）。
Optical fiber CATV system includes optical transmitter, optical receiver, optical fiber, and essential optical path devices, such as optical splitter, optical connector etc.
停留在光中媒体：计算机，虫网盒，模拟接收机，屏幕，投影仪。
Remain In Light Media : computer, insect net-box, analog receiver, screen, projector.
相干激光雷达接收机中，信号光为平面光经衍射形成的艾里斑，本振光为基模高斯光束，在文章中对两者在探测器光敏面上混频的混频效率进行了讨论。
The mixing efficiency in coherent lidar of an Airy signal field with a Gaussian local-oscillator(LO) is discussed with the consideration of the effect of wavefront matching of both fields.
主动式运动传感器可以在下面情况下使用：一束光从发射机注入到接收机，光束交叉时检测到不同。
Active motion sensors are available where a beam of light is injected from a transmitter to a receiver and differences are detected when the beam is crossed.
数字光纤接收机的灵敏度计算与其输入光脉冲波形直接相关。
The sensitivity of a digital optical fiber receiver is directly relevant to the optical pulse shape at the input of the receiver, and varies with the optical pulse.
尤其对用数字方法恢复单一载波调制格式中的光相位和偏振的接收机端的先进算法进行了详细的讨论和分析。
The principle of several digital phase and polarization tracking algorithms recently proposed and demonstrated for future spectrally-efficient optical transmission system are discussed in detail.
在系统中存在多用户干扰及接收机散粒噪声的情况下，推导出该系统误码率上限，并对该系统特性与无光硬件限幅器的光PPM- CDMA通信系统特性作了比较。
The performance of the system is evaluated when considering the effects of both multi user interference and photo detector shot noise. An upper bound on the bit error rate is derived.
在系统中存在多用户干扰及接收机散粒噪声的情况下，推导出该系统误码率上限，并对该系统特性与无光硬件限幅器的光PPM- CDMA通信系统特性作了比较。
The performance of the system is evaluated when considering the effects of both multi user interference and photo detector shot noise. An upper bound on the bit error rate is derived.
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