원형 공진기 구조 마이크로스트립 안테나 해석 및 구현 방법 연구

The Analysis and Implementation of Cavity-backed Circular Microstrip Patch Antenna

  • 박경빈 (한국정보통신대학원대학교) ;
  • 정영배 (한국정보통신대학원대학교) ;
  • 최동혁 (한국정보통신대학원대학교) ;
  • 박성옥 (한국정보통신대학원대학교) ;
  • 문영찬 (한국전자통신연구원) ;
  • 전순익 (한국전자통신연구원)
  • Park, Gyeong-Bin (Graduate School of Information and Communication University) ;
  • Jeong, Yeong-Bae (Graduate School of Information and Communication University) ;
  • Choe, Dong-Hyeok (Graduate School of Information and Communication University) ;
  • Park, Seong-Ok (Graduate School of Information and Communication University) ;
  • Mun, Yeong-Chan (Electronics and Telecommunications Research Institute) ;
  • Jeon, Sun-Ik (Electronics and Telecommunications Research Institute)
  • 발행 : 2000.12.01

초록

본 논문에서는 모우멘트법을 사용하여 공진기 구조(cavity-backed) 마이크로스트립 방사 소자를 해석, 설계하고 이를 제작하여 검증하였다. 또한 본 논문에서 제안한 알고리즘을 설명하고 이러한 알고리즘을 구현 한 해석 프로그램을 사용하여 공진기 구조 마이크로스트립 방사 소자의 주요 설계 치수를 변화 시키면서 방사 소자의 특성 변화를 살펴 봄으로써 실제 설계에서 사용되어질 수 있는 지표를 도출하고자 하였다. 또한 이러한 구조가 배열 안테나로 사용될 경우 실제로 음영각(scan blindness) 발생을 억제할 수 있는 지를 해석해 봄으로써 공진기 구조 마이크로 스트립 안테나의 유용성을 확인해 보았다.

The analysis of cavity-backed circular microstrip antenna is performed, based on the method of moments, and verified with experimental results. The proposed algorithm was used to analyze the return loss and radiation characteristics of antenna by the variation of each associated parameter. This result was used to provide the optimum design guideline. Finally active reflection coefficient of infinite cavity-backed microstrip away was calculated to show the effect of suppressing surface wave to eliminate scan blindness.

키워드

참고문헌

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