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KR880008515A - Control signal detection device for controlling local oscillation signal power in frequency converter - Google Patents

Control signal detection device for controlling local oscillation signal power in frequency converter Download PDF

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Publication number
KR880008515A
KR880008515A KR860010951A KR860010951A KR880008515A KR 880008515 A KR880008515 A KR 880008515A KR 860010951 A KR860010951 A KR 860010951A KR 860010951 A KR860010951 A KR 860010951A KR 880008515 A KR880008515 A KR 880008515A
Authority
KR
South Korea
Prior art keywords
local oscillation
signal
frequency converter
oscillation signal
detection device
Prior art date
Application number
KR860010951A
Other languages
Korean (ko)
Other versions
KR890005163B1 (en
Inventor
손진현
Original Assignee
강진구
삼성반도체통신 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 강진구, 삼성반도체통신 주식회사 filed Critical 강진구
Priority to KR1019860010951A priority Critical patent/KR890005163B1/en
Publication of KR880008515A publication Critical patent/KR880008515A/en
Application granted granted Critical
Publication of KR890005163B1 publication Critical patent/KR890005163B1/en

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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Superheterodyne Receivers (AREA)
  • Transmitters (AREA)

Abstract

내용 없음.No content.

Description

주파수 변환기에서 국부발진 신호 전력을 제어하기 위한 제어신호 검출장치Control signal detection device for controlling local oscillation signal power in frequency converter

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제2도는 본 발명에 따른 블럭도.2 is a block diagram according to the present invention.

제3도는 본 발명에 따른 제2도의 구체회로도.3 is a detailed circuit diagram of FIG. 2 in accordance with the present invention.

Claims (1)

주파수 변환기에서 국부발진 신호 전력 제어 검출회로에 있어서, 송신할 데이터와 국부발진 신호를 혼합하는 혼합기(10)와, 상기 혼합기(10)에서 출력되는 국부발진 신호의 전력레벨의 크기에 따라 능동 소자의 동작점이 이동되어 변화된 값을 얻으며 입력신호를 트랩 변환하여 출력하는 능동회로부(20)와, 주파수 변환기의 기준전압 발생신호와 유사한 것으로 기준 신호를 발생하는 기준신호 발생부(30)와, 상기 능동회로부(20)의 출력과 기준 신호 발생부(30)의 기준신호와 비교하여 국부발진 신호의 전력레벨 변화 정도를 검출하는 비교검출부(40)와, 상기 능동회로부(20)의 출력신호를 필터링하여 주파수 변환기로 공급하는 필터부(50)로 구성함을 특징으로 하는 주파수 변환기에서 국부발진 신호 전력을 제어하기 위한 제어신호 검출장치.A local oscillation signal power control detection circuit in a frequency converter, comprising: a mixer 10 for mixing data to be transmitted and a local oscillation signal, and an active element according to the magnitude of the power level of the local oscillation signal output from the mixer 10; An active circuit 20 for trapping and converting an input signal and outputting a changed value by moving an operating point; a reference signal generator 30 for generating a reference signal similar to the reference voltage generating signal of the frequency converter; Compared to the output of the 20 and the reference signal of the reference signal generator 30, the comparison detecting unit 40 for detecting the degree of change in the power level of the local oscillation signal, and the output signal of the active circuit unit 20 to filter the frequency Control signal detection device for controlling the local oscillation signal power in the frequency converter characterized in that it comprises a filter unit 50 to be supplied to the converter. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019860010951A 1986-12-19 1986-12-19 The control signal detective device for the control of local oscillating signal power in frequency converter KR890005163B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019860010951A KR890005163B1 (en) 1986-12-19 1986-12-19 The control signal detective device for the control of local oscillating signal power in frequency converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019860010951A KR890005163B1 (en) 1986-12-19 1986-12-19 The control signal detective device for the control of local oscillating signal power in frequency converter

Publications (2)

Publication Number Publication Date
KR880008515A true KR880008515A (en) 1988-08-31
KR890005163B1 KR890005163B1 (en) 1989-12-14

Family

ID=19254151

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019860010951A KR890005163B1 (en) 1986-12-19 1986-12-19 The control signal detective device for the control of local oscillating signal power in frequency converter

Country Status (1)

Country Link
KR (1) KR890005163B1 (en)

Also Published As

Publication number Publication date
KR890005163B1 (en) 1989-12-14

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