一种大动态低脉冲展宽多普勒信号放大器设计  

Design of a Wide Dynamic Low Pulse Broadening Doppler Amplifier

作　　者：陈永任 袁杰 彭海燕 CHEN Yongren;YUAN Jie;PENG Haiyan

机构地区：[1]中国电子科技集团公司电子第24研究所

出　　处：《科技视界》2020年第2期19-23,共5页Science & Technology Vision

摘　　要：本文根据实际工程应用设计了一种大动态低脉冲展宽的多普勒信号放大器,文中详细介绍了该放大器的设计方法并给出本电路的仿真结果及实测数据。该多普勒信号放大器的最小输入信号峰峰值≤40μV,输出噪声电平峰峰值≤40mV,增益≥60dB,输入动态范围≥60dB,脉冲展宽≤10ns。具有灵敏度高,输出噪声小,脉冲展宽小等特点,可满足实际工程应用要求。A wide dynamic low pulse broadening Doppler amplifier design for practical engineering application is presented in this paper. This article introduced the design of Doppler amplifier while given simulation results and test results. The Doppler amplifier presented in this article had minimum input signal peak to peak ≤40μV,output noise level peak to peak ≤40 mV,gain ≥60 dB,input dynamics ≥60 dB,pulse broadening ≤10 ns.The circuit has many superior advantages,high sensitivity,low noise,low pulse broadening. It can meet the practical engineering application requirements.

关 键 词：多普勒 脉冲多普勒 脉冲展宽 

分 类 号：TJ43[兵器科学与技术—火炮、自动武器与弹药工程]