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electrical amplifier
相关语句
  电子放大器
     Abstract The method used to analyze the noise of electrical amplifier is applied to analyze the intrinsic noise of semiconductor laser diode(LD). A noise equivalent circuit is established based on the LD large signal circuit model developed by R. S.Tucker.
     本文将电子放大器的噪声分析方法用于半导体激光二极管(LD)的本征噪声分析中,在R.S.Tucker的大信号模型的基础上,建立了适应于通用电路分析软件计算的LD噪声等效电路模型.
短句来源
  相似匹配句对
     Increase the SNR of Optical-Electrical Converter with Pre-Amplifier Based on LMV792
     利用LMV792制作差分前置放大器以提升光电转换的信噪比
短句来源
     A lock-in amplifier is used for demodulating the electrical signal from the photodiodes behind the slits.
     用锁相放大器解调狭缝后的光电二极管电信号.
短句来源
     Noise OF Electrical appliance
     大“嗓门”家电直面生死大限
短句来源
     ON ELECTRICAL CAPACITANCE TOMOGRAPHY
     电容层析成像
短句来源
     Electrorheological Moment Amplifier
     电流变力矩放大器
短句来源
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  electrical amplifier
The optical signal was then detected using a fast InGaAs photodetector and followed by a microwave electrical amplifier.
      
In the upstream path a photo diode and an electrical amplifier are introduced in the CS.
      
But the electrical noise of the detector increases with the spectral bandwidth of the electrical amplifier.
      


A micro-computer system used for obtaining non-invasively systolic time intervals (STI) is introduced. The system comprises an Apple-II computer, transducers, physiological-electrical amplifier and A/D converter, with the merits of simple operation, and rapid and correct measurement.

本文介绍用于无损测量心脏收缩时间间期(STI)的微机系统,由Apple-II微机、相应的传感器、生理电放大器、A/D转换器组成,具有操作简便、快速、准确等优点。

Abstract The method used to analyze the noise of electrical amplifier is applied to analyze the intrinsic noise of semiconductor laser diode(LD). A noise equivalent circuit is established based on the LD large signal circuit model developed by R. S.Tucker. The equivalent circuit model allows a straightforward calculation of the relative intensity noise using circuit analysis programme.

本文将电子放大器的噪声分析方法用于半导体激光二极管(LD)的本征噪声分析中,在R.S.Tucker的大信号模型的基础上,建立了适应于通用电路分析软件计算的LD噪声等效电路模型.

In the measurement of EEG signals,the pre-amplification electrical signal of brain is the most importantant and key link.Whether the design is excellent or inferior is related to the electrical signal detection system of brain directly.The design of this circuit has been paid attention to by domestic and international expert all the time.On the basis of existing biological electricity amplifier which is studied,the authors consult the electric amplifier circuit of living beings designed,such as reference,improve...

In the measurement of EEG signals,the pre-amplification electrical signal of brain is the most importantant and key link.Whether the design is excellent or inferior is related to the electrical signal detection system of brain directly.The design of this circuit has been paid attention to by domestic and international expert all the time.On the basis of existing biological electricity amplifier which is studied,the authors consult the electric amplifier circuit of living beings designed,such as reference,improve and design a new-type and high performance electrical signal characteristic of brain in .The circuit has prevented the traditional design from enlarging the miscellaneous simulation of the circuit and straining the wave link,otherwise,this circuit is of simple structure,low cost,and convenient debugging.The paper has detailed theoritic analysis and experimental results to prove this circuit,which offered a new train of thought for reseach and development of brain electrical amplifier and other faint biological electricity amplifiers.This curcuit has be expected to win extensive application.

脑电信号检测中前置级放大电路是信号预处理中最关键的环节,其设计优劣直接关系到脑电数据采集系统的精度,在现有生物电放大器研究的基础上,改进并设计了一种符合脑电信号特征的新型高性能前置级放大电路,该电路避免了传统生物电放大电路冗繁的模拟滤波环节,结构简单,调试方便.文中对该电路作了详细的理论分析和实验论证,实验结果证明,该电路达到了设计要求,为脑电放大器及其它微弱生物电放大器的研制及发展提供了一个新思路.

 
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