论述了空间瞬态光信号探测系统中以单片机8051为核心的下位机系统。
The lower computer system based on 8051single-chip microprocessor is presented in the transient optical signal detection system.
结合光电探测技术和空间对地探测瞬变光辐射技术，阐述瞬变光信号探测的应用系统研究。
Studied in accordance with the technology of photoelectrical detection and detecting transient light signal, the thesis presents the application system for detecting transient light signal.
随后光电探测器将产生一个信号，定义落在它上面的光量如何随时间变化。
The photodetector then produces a signal defining how the light falling on it changes over time.
就其本身来说，IBM已经使用硅来研发一种超薄快速型光电探测器来讲光信号转换成电信号。
For its part, IBM has used silicon to develop a fast and extremely thin photodetector to convert optical signals into electrical ones.
实验采用单光路临界角法，用四象限探测器探测输出信号，物面微位移采用压电陶瓷作为驱动元件。
The experiment came into use single light path critical angle method, output signals were detected by four-quadrant receiver, micro-displacement drive element were piezoelectric ceramics.
目前在磁光存储系统中，用于探测磁光信号的振幅法对系统中的振幅噪声和极化噪声均很敏感。
Amplitude detection method used in magneto-optic data storage system at present is rather sensitive to both amplitude noise and polarized noise.
热释电探测器为交变信号检测器件，根据这一原理，研制了一种新的激光训练系统，完全解决直射光的问题。
Pyroelectric detectors depend upon alternating signal, based on which a new kind of laser training system was developed, and the problem of direct light was solved.
文中着重分析了方波控制激光器的频谱形式、光信号外差探测装置和电信号解调原理。
The spectrum form of square-wave controlled laser, optical signal heterodyne detecting device and principle of electrical signal demodulation are considered with emphasis.
当抽运光强度增大时，探测光信号中会出现明显的高阶特别是五阶非线性效应。
However, as the pump intensity increases, high order, especially fifth-order nonlinear effects will appear in the probe signal.
探测光及抽运光的偏振对EIT特别是FWM信号有调制作用。
EIT, especially FWM signal can be modulated by the polarization of the probe and the pump fields.
本文设计了一套蓝光光学读取头的光路系统，包括用于光束处理的准直镜，整形棱镜，还有用于信号探测的柱面镜。
This paper designs an optical system and some lenses for the BD OPU, including collimator lens, beam shaping lens for laser beam shaping, and cylinder lens for signal detecting.
当输入为单波长信号光时，可以通过测量探测器输出的电信号来获得光纤光栅所承受的温度和应变信息。
The amount of the temperature or strain imposed on this device was obtained by measuring the electric signals changing with the shift of resonant wavelength.
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.
光探测及放大电路实现信号的光电转换并放大、滤波，得到清晰的电压信号。
Optic detecting and amplifying circuit makes the optoelectronic signals exchange, amplify, filter and get the voltage signals.
给出了系统的最小可探测信号功率和可提供的参考光功率，指出了影响系统特性的关键参数。
We find out the minimum detectable signal power and the produced reference beam output. Several key factors which affect the system characteristics strongly. are pointed out.
系统另一端是一个光探测器，它接收光信号并将其转换为电脉冲。
On the other end is a photodetector that receives the light signals and converts them into electrical pulses.
体全息光栅由球面信号光波和平面参考光波干涉记录，并以原信号光作为探测光波进行成像。
Volume holographic grating, used as a volume holographic imaging lens in the imaging system, is recorded via illuminating the recording medium with a spherical signal beam and a plane reference beam.
体全息光栅由球面信号光波和平面参考光波干涉记录，并以原信号光作为探测光波进行成像。
Volume holographic grating, used as a volume holographic imaging lens in the imaging system, is recorded via illuminating the recording medium with a spherical signal beam and a plane reference beam.
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