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구분 출원국
출원년도 ~ 키워드

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등록 배열 안테나를 위한 송신 경로 교정 방법 및 장치

배열 안테나를 위한 송신 경로 교정 방법 및 장치
이미지 확대
발명자
김광선, 강민수, 김봉수, 김중빈, 석미경, 변우진, 최형도
출원번호
14976496 (2015.12.21)
공개번호
20160191177 (2016.06.30)
등록번호
9503204 (2016.11.22)
출원국
미국
협약과제
14MI8100, 밀리미터파 5G 이동통신 시스템 개발, 김태중
초록
Provided is an apparatus for calibrating a transmission path, the apparatus including one or more couplers to separate, by one or more paths, one or more input signals input from an input terminal of one or more antennas, a power detector to detect amplitude of one or more path signals separated by the one or more paths, a power distributor to distribute any one of the one or more path signals, one or more mixers to mix a distribution signal distributed by the power distributor with the one or more path signals, a low-pass filter to remove a high-frequency component of a mixed signal mixed by the one or more mixers; and a voltage detector to detect amplitude of one or more filter pass signals with the high-frequency component removed.
KSP 제안 키워드
Frequency components, High Frequency(HF), Power Distributor, Transmission path, high-frequency components, low pass, lowpass filter, mixed signal, power detector(PD)