The lower computer system based on 8051single-chip microprocessor is presented in the transient optical signal detection system.
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。
In this article, the working principle of faint-optical signal detection for the non-contact measurement of IOP based on laser interferometry is introduced in detail.
文中详细介绍激光干涉式非接触眼压测量的弱光检测工作原理。
This system is constituted with the optical fiber sensor, signal detection electric circuit, single chip processing circuit and display unit.
该系统由光纤传感器、信号检测电路、单片机处理电路和显示装置组成。
Optical chemical biosensing is a technique applied to selectively express real-time information of chemical and biological components with optical signal in detection system.
光化学生物传感是以光学信号选择性表达检测体系化学、生物组分实时信息的应用技术。
The detection of correlate peak is one of bottlenecks of optical signal processing in LPI radar. We devised the smart pixels and RAM camera to solve this problem.
相关峰的检测与测量是光学相关器的瓶颈之一，本文提出了智能像素技术和RAM摄像技术，解决了相关峰检出和测量的问题。
The key problem of FBG sensor study is the optical fiber diffraction grating signal demodulation, namely, the detection of small shifting of wave length.
研究光纤光栅传感器的关键问题是光纤光栅的信号解调，即波长微小移位的检测问题。
The relations between the detector output signal of the differential detection of optical phase shifting and the optical phase shifting have been derived theoretically in the paper.
本文从理论上推导出差分探测光学相移时探测器输出信号与光学相移的关系式。
Using the optical chopper to modulate the detected light to make it related to the reference squarewave signal is a common method of locking phase detection of weak signals.
其中利用光学斩光器对被测光进行调制使其与方波参考信号相关是对微弱光信号进行锁相检测的一种常用方法。
Burning research problems on fire detection technology, such as those about combined detection, temperature detection via optical fiber, fire signal processing, early fire detection etc. are provided.
提出了火灾探测技术的热点研究问题，如复合探测技术、光纤测温技术、火灾信号处理技术、火灾早期探测技术等。
By introducing a photodiode array as photoelectric sensor, a new scheme of optical multichannel analyzer is developed based on 4400 signal detection and analysis system.
基于4400系统，通过引入光电二极管列阵作为传感器，构造了具有光学多道分析功能的信号处理系统。
The circuit of Photoelectricity Weak Signal Detection, preamplifier circuit, difference circuit, modulation circuit, optical source thermal control and current drive circuit etc. are designed.
设计实现了基于差分后谐波检测的微弱信号处理电路、前置放大电路、差分电路、调制电路和光源温度控制电路及电流驱动电路等。
The signal detection principle, preferences and the system performance are discussed in optical fiber Brillouin sensing system based on microwave heterodyne technique.
讨论了微波外差式光纤布里渊传感系统的信号检测原理、参数选择和系统性能。
The technique of small dim target detection in low Signal-to-Noise and low contrast images has been the key technique of the electro-optical detecting system.
低对比度、低信噪比弱小目标探测技术是光电成像探测系统的关键技术之一。
The technique of small dim target detection in low Signal-to-Noise and low contrast images has been the key technique of the electro-optical detecting system.
低对比度、低信噪比弱小目标探测技术是光电成像探测系统的关键技术之一。
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