Proceedings of the Korea Electromagnetic Engineering Society Conference (한국전자파학회:학술대회논문집)

The Korean Institute of Electromagnetic Engineering and Science (한국전자파학회)
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Bias Control for Linearizing Class AB Amplifier Using Envelope Detection

AB급 증폭기를 위한 Envelope Detection을 이용한 바이어스 조정

  • Yi, Hui-Min (Radio Science and Engineering Department Chungnam National Univ.) ;
  • Kang, Sang-Gee (Electronic & Information Engineering Department Kunsan National Univ.) ;
  • Hong, Sung-Yong (Radio Science and Engineering Department Chungnam National Univ.)
  • 이희민 (충남대학교 전파공학과) ;
  • 강상기 (군산대학교 정보통신공학부) ;
  • 홍성용 (충남대학교 전파공학과)
  • Published : 2005.11.05
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Abstract

This paper proposes a linearization method that is to control the operating point of a class AB amplifier according to its output power. The proposed linearization method is presented in this paper and the performance test results using two-tone signal are presented also.

Keywords