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author:

王子健 (王子健.) [1] | 黄继伟 (黄继伟.) [2]

Indexed by:

PKU

Abstract:

基于0.18μm CMOS工艺,设计了一种应用于VHF频段直接射频采样接收机的低噪声放大器。为解决在VHF频段使用电感而造成的面积大、难集成等问题,采用无电感结构设计,使电路具备单端输入、双端输出的功能;为减少噪声,采用共源共栅负反馈噪声抵消结构。后仿真结果表明,在30~300 MHz频带内,整体电路的输入匹配参数S_(11)小于-15 dB,输出匹配参数S_(22)小于-12.6 dB,增益范围为25.22~25.39 dB,噪声系数小于1.927 dB。版图尺寸为204μm×365μm。

Keyword:

噪声抵消 宽带低噪声放大器 无电感结构 甚高频

Community:

  • [ 1 ] 福州大学物理与信息工程学院

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Source :

微电子学

Year: 2021

Issue: 02

Volume: 51

Page: 173-178,264

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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