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Design of a 20MHz-3GHz broadband low noise amplifier

  • Lei Chen
  • , Jun Guo
  • , Ji Hua Lu*
  • *此作品的通讯作者
  • Beijing University of Posts and Telecommunications

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

We introduce mainly the design of LNA (low noise amplifier) using the theory of mismatch compensation. The design target is expanded and stability of transistor is analyzed through the K factor. Using the powerful function of the ADS (Advanced Design System) software, it introduces in detail the designing process of the desired amplifier. LNA with operating frequency from 20MHz to 3GHz is designed in this paper, and two-stage amplifier is used in the design. The other targets are noise figure less than 1.5 dB, gain more than 30 dB, gain flatness less than ±2.5 dB, voltage standing wave ratio(VSWR) less than 2:1.

源语言英语
主期刊名Proceedings - 2009 International Conference on Computational Intelligence and Software Engineering, CiSE 2009
DOI
出版状态已出版 - 2009
活动2009 International Conference on Computational Intelligence and Software Engineering, CiSE 2009 - Wuhan, 中国
期限: 11 12月 200913 12月 2009

出版系列

姓名Proceedings - 2009 International Conference on Computational Intelligence and Software Engineering, CiSE 2009

会议

会议2009 International Conference on Computational Intelligence and Software Engineering, CiSE 2009
国家/地区中国
Wuhan
时期11/12/0913/12/09

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