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author:

罗志聪 (罗志聪.) [1] | 林伟 (林伟.) [2] | 孙奇燕 (孙奇燕.) [3] | 黄世震 (黄世震.) [4]

Indexed by:

PKU CSCD

Abstract:

基于0.18μm CMOS工艺,设计出一个适用于class1蓝牙系统的高效率的差分E类功率放大器.驱动级采用自偏置Cascode结构,输入和级间匹配均片内完成,实现高集成度.在电源电压1.8V,温度60℃,输入信号0dBm条件下,仿真结果表明,该系统具有最大输出功率24.1dBm,PAE为57.9%,二次谐波分量为-40.05dBm,输出电压驻波比小于6∶1.采用间接闭环控制环路控制输出级的电源电压,实现了输出功率的步进为2dBm控制.整个系统最终实现低成本、高集成度.

Keyword:

Class1 CMOS 功率控制 差分E类 自偏置型Cascode

Community:

  • [ 1 ] 福州大学福建省微电子与集成电路重点实验室

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Source :

微电子学与计算机

Year: 2009

Issue: 06

Volume: 26

Page: 202-205

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 2

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