Smart antenna, mobile communication, semi-conductor
Funding Org.
과학기술정보통신부
Research Org.
한국전자통신연구원
Project Code
17HF1400, Development on Semi-conductor based Smart Antenna for future mobile communications,
Seok Bong Hyun
Abstract
o 반도체 기판 상에 형성시킨 2차원 플라즈마* 셀 배열의 패턴을 전기적 신호로 제어하여 빔 방향, 빔 폭, 주파수 대역 등을 자유롭게 조절 가능한 차세대 무선통신용 스마트 안테나 개발 (*플라즈마: 반도체 기판 상의 다이오드 셀에 전압을 가하여 형성된 자유전하 집합)
- 전하밀도 1018/cm3 수준의 반도체 플라즈마 안테나용 수평 및 수직 PIN 소자 배열 공정 개발 - 개발된 반도체 플라즈마 소자를 이용한 주파수 가변형 5GHz 대역 플라즈마 다이폴 안테나 개발 . 주파수 가변대역 4.8 ~ 6.2GHz, 안테나 이득 0dBi 이상 - 28GHz 및 5GHz대역 빔형성 안테나 설계 및 제작 기술 확보 . 안테나 이득 5dBi 이상, 빔형성 및 빔조향 기능 제공 . 수직소자 공정 기반의 28GHz 대역 저손실 빔형성 플라즈마 안테나 제작 및 시험 완료 - 플라즈마 안테나 제어용 Delta-Sigma Modulation 기반 Buck-boost 변환기 칩 개발
(출처 : 요약서 4p)
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