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时间: 2020-2-19 13:23
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基于ADS低噪声放大器的设计基于ADS低噪声放大器的设计摘要:在接收系统中,低噪声放大器有着至关重要的作用,它用来降低系统的噪声,提高接收机灵敏度,是接收系统的关键部件。本文主要讲述了低噪声放大器的技术指标及设计方法,介绍如何使用ADS软件进行低噪声放大器的设计,优化,仿真;并对设计中遇到的问题提出一点建议。关键词:低噪声放大器;噪声系数;S参量;ADS;增益TheDesignOfLowNoiseAmplifierBasedOnADSChenXuemi1,TangRuibo2(NanjingChangjiangElectronicsGroupCo.,Ltd.,Nanjing210037)Abstract:TheLowNoiseAmplifier(LNA)playsanimportantroleinthereceivesystem.It’susedtoreducethesystemnoise,andimprovethereceiver’ssensitivty.It’sthekey-partinthereceivesystem.ThisarticlesimplyintroducestheparametersofLNA’s,andthemethodofdesign.Italsoshowsthedesign,optimization,andsimulationoftheLNAwithADS,andgivessomeadvicesolvingtheproblemsint……