一种低噪声大动态连续检波式对数放大器的设计  

A Low Noise Large Dynamic Successive Detection Logarithmic Amplifier

作　　者：庞佑兵[1] 梁伟[1] 

机构地区：[1]信息产业部电子第二十四研究所,重庆400060

出　　处：《微电子学》2001年第4期282-284,共3页Microelectronics

摘　　要：文章介绍了一种噪声系数低于 2 d B、动态范围大于 86 d B的低噪声大动态连续检波式对数放大器的设计原理 ,并给出了实验结果。该放大器可广泛应用于通讯、雷达、电子对抗等电子设备。A low noise large dynamic range successive detection logarithmic amplifier is presented in the paper, which has a noise coefficient lower than 2 dB and a dynamic range larger than 86 dB.Experimental results are given.The log amplifier can be widely used in electronic systems for communication, radar and countermeasures

关 键 词：模拟电路 对数放大器 连续检波 噪声 

分 类 号：TN722.58[电子电信—电路与系统]