本实用新型属于电学技术领域，具体讲涉及光电倍增管微弱信号处理电路。
The utility model pertains to the technical field of electricity, in particular relates to a processing circuit for weak signals of a photoelectric multiplier.
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 circuit of Photoelectricity Weak Signal Detection, preamplifier circuit, difference circuit, modulation circuit, optical source thermal control and current drive circuit etc. are designed.
检测器内部的前置放大器将微弱的电场信号放大后，送报警器进行比较处理。
Detector internal preamplifier after weak electric signal amplification, comparing to send alarm processing.
阐明了在工业环境下对微弱信号的放大和处理方法。
An efficient method to amplify and process weak signals in industrial environment is presented.
针对微弱信号检测的特殊性，提出采用参考通道，并应用相关原理处理信号。
In the light of the characteristic of WSD (weak signal detecting), puts forward the reference channel and correlation principle to handle the signals.
用TFCC算法和相关算法来处理相同的实际可控震源地震数据，显示前者能更好地压制噪声，并能清晰地检测到微弱回波信号。
Using TFCC and correlation algorithms for processing of same practical vibroseis seismic data showed that the former could better suppress noises and detect weak reflection signal distinctively.
测试数据处理采用了一些微弱信号检测技术来提高信噪比，从而提高了该系统的检测精度。
In the data processing system, methods for Weak signal detection are adopted to improve the accuracy.
该电路具有放大功能，非常适合对微弱信号的测量及处理。
The proposed rectifier circuits are suitable for small signal measurement and processing.
本文应用光电检测技术原理，设计了一种基于虚拟仪器技术平台的微弱光电信号采集与处理系统。
This paper using the principle of photoelectric detection to designed a weak photoelectric signal acquisition and process system based on virtual instrument technique.
介绍以TMS320C542为核心处理器的数据采集系统实现微弱信号检测。
This paper presents the data acquisition system which employing the processor of TMS320C542 detecting weak signal.
为此，为满足系统对微弱信号的采集与处理，本文设计了一种具有高速、高精度、高可靠性的通用的集软硬件于一体的测控系统。
Therefor, to meet the needs of system for weak signal gathering and processing, a high presion and reliable hardware and software architecture of general M&C system is designed.
微弱光电信号的采集与处理是工业自动化中常见的一个问题。
Weak photoelectric signal acquisition and process is a common issue in industrial automation.
文章介绍了通过预放大、可编程放大和滤波处理，在噪声信号中较好地对微弱信号进行提取和抗干扰设计的方法。
The paper introduces the methods of getting signal from the faint signal and anti-jamming in noise, and the methods include pre process, gain programmed amplifier and filter.
根据微弱光离子化信号的检测需要，开发出一种光离子化信号数据采集与处理系统。
According to the detection demand of the weak photoionization signal, a new kind of data acquisition and processing system of photoionization signal is developed.
然而电涡流检测信号微弱，识别困难，必须采用比较有效的信号处理方法对信号进行处理。
However, the signals of eddy current testing are so weak that it is difficult to identify the signals. So more effective signal processing method must be adopted to deal with the weak signals.
为将接收二极管上的微弱信号送到A／D转换器处理，采用锁定放大原理设计接收信号的调理电路。
We use the principle of lock - in amplifier to amplify the weak singal and send it to A/ D conversion properly.
重点介绍了光学小波滤波解调法，探讨了其测量系统的原理，并指出该方法可用于微弱信号的检测与处理。
The optical wavelet transform filtering is introduced emphatically, the principle of the measurement system is discussed in depth and its potential applications are pointed out.
在对宽带、微弱模拟信号处理过程中采用了大量的抗干扰设计。
Many anti-interference technique was introduced in analoguepreprocessor to deal with the processing of minute wide-band analoguesignal.
由于胎儿心电信号本身非常微弱，加上各种噪声和干扰的影响，提取FECG成了信号处理学界的一大难题。
Due to the weakness of FECG and the effect of various noises, catching the FECG has become a big problem for signal process the academic circle.
本实用新型主要用于微弱电信号处理。
The utility model is mainly for processing weak electric signals.
现代信息检测处理的信号具有微弱、非线性、多输入多输出、实时性高等特点，迫切需要高效的信号检测和处理方法。
There are some prominent features in the modern measurement, such as the low-level and nonlinear signal, multi-inputs multi-outputs, and high real-time requirement.
现代信息检测处理的信号具有微弱、非线性、多输入多输出、实时性高等特点，迫切需要高效的信号检测和处理方法。
There are some prominent features in the modern measurement, such as the low-level and nonlinear signal, multi-inputs multi-outputs, and high real-time requirement.
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