KR960018921A - Horizontal synchronous signal controller - Google Patents

Horizontal synchronous signal controller Download PDF

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Publication number
KR960018921A
KR960018921A KR1019940030873A KR19940030873A KR960018921A KR 960018921 A KR960018921 A KR 960018921A KR 1019940030873 A KR1019940030873 A KR 1019940030873A KR 19940030873 A KR19940030873 A KR 19940030873A KR 960018921 A KR960018921 A KR 960018921A
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KR
South Korea
Prior art keywords
output
signal
signal output
horizontal synchronizing
smoothing
Prior art date
Application number
KR1019940030873A
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Korean (ko)
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KR0120184B1 (en
Inventor
김영민
Original Assignee
배순훈
대우전자 주식회사
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Priority to KR1019940030873A priority Critical patent/KR0120184B1/en
Publication of KR960018921A publication Critical patent/KR960018921A/en
Application granted granted Critical
Publication of KR0120184B1 publication Critical patent/KR0120184B1/en

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    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G1/00—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data
    • G09G1/04—Deflection circuits ; Constructional details not otherwise provided for

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  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Details Of Television Scanning (AREA)
  • Synchronizing For Television (AREA)

Abstract

본 발명은 모니터에 관한 것으로서, 특히 모니터의 허용된 모드 이외에 입력되는 수평 주파수를 차단시킴으로써, 모니터를 보호할 수 있는 수평 동기 신호 제어 장치에 관한 것이다.BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a monitor, and more particularly to a horizontal synchronizing signal control device capable of protecting a monitor by blocking a horizontal frequency input in addition to the allowed mode of the monitor.

이와 같은 본 발명은 입력되는 펄스 형태의 수평 동기 신호를 증폭시키는 증폭 수단과, 상기 증폭 수단에서 출력되는 신호를 미분시키는 정형 수단과, 상기 정형 수단에서 출력되는 신호를 평활시켜 직류 성분으로 변환시키는 평활 수단과, 상기 평활 수단에서 출력되는 전압에 의해 스위칭되는 제어 신호 출력 수단과, 상기 제어신호 출력 수단에서 출력되는 제어 신호에 의해 입력되는 수평 동기 신호의 출력을 제어하는 스위칭 수단이 더 포함된다.As described above, the present invention provides amplifying means for amplifying an input pulse type horizontal synchronizing signal, shaping means for differentiating the signal output from the amplifying means, and smoothing the signal output from the shaping means to be converted into a DC component. Means, control signal output means switched by the voltage output from the smoothing means, and switching means for controlling the output of the horizontal synchronization signal input by the control signal output from the control signal output means.

Description

수평 동기 신호 제어 장치Horizontal synchronous signal controller

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제2도는 본 발명에 따른 수평 동기 신호 제어 장치의 구성은 보인 도면.2 is a view showing the configuration of a horizontal synchronization signal control apparatus according to the present invention.

Claims (3)

입력되는 펄스 형태의 수평 동기 신호를 삼각 파형의 수평 편향 신호로 변환시켜 출력시키는 수평 편향 회로에 있어서, 입력되는 펄스 형태의 수평 동기 신호를 증폭시키는 증폭 수단과, 상기 증폭 수단에서 출력되는 신호를 미분시키는 정형 수단과, 상기 정형 수단에서 출력되는 신호를 평활시켜 직류 성분으로 변환시키는 평활 수단과, 상기 평활 수단에서 출력되는 전압에 의해 스위칭되는 제어 신호 출력 수단과, 상기 제어 신호 출력 수단에서 출력되는 제어 신호에 의해 입력되는 수평 동기 신호의 출력을 제어하는 스위칭 수단이 더 포함됨은 특징으로 하는 수평 동기 신조 제어 장치.A horizontal deflection circuit for converting an input pulse type horizontal synchronizing signal into a triangular waveform horizontal deflection signal, the horizontal deflection circuit comprising: amplifying means for amplifying an input pulse type horizontal synchronizing signal; Shaping means; a smoothing means for smoothing the signal output from the shaping means and converting the signal into a direct current component; a control signal output means switched by a voltage output from the smoothing means; and a control output from the control signal output means. And a switching means for controlling the output of the horizontal synchronizing signal inputted by the signal. 제1항에 있어서, 상기 제어 신호 출력 수단은 상기 평활 수단의 출력 전압이 분배되는 저항(R41)(R42)와, 상기 저항(R41)(R42)의 분배된 전압에 의해 스위칭되는 트랜지스터(Q41)와, 상기 트랜지스터(Q41)를 구동시키는 저항(R43)로 구성됨을 특징으로 하는 수평 동기 신호 제어 장치.The transistor (Q41) of claim 1, wherein the control signal output means is switched by a resistor (R41) (R42) to which the output voltage of the smoothing means is divided and a divided voltage of the resistor (R41) (R42). And a resistor (R43) for driving the transistor (Q41). 제2항에 있어서, 상기 저항(R42)는 모드에 따라 수평 동기 신호를 변경할 수 있도록 가변 저항으로 구성됨을 특징으로 하는 수평 동기 신호 제어 장치.The horizontal synchronizing signal control device according to claim 2, wherein the resistor (R42) is made of a variable resistor so as to change the horizontal synchronizing signal according to a mode. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940030873A 1994-11-23 1994-11-23 Control device of an horizontal synchronizing signal KR0120184B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019940030873A KR0120184B1 (en) 1994-11-23 1994-11-23 Control device of an horizontal synchronizing signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019940030873A KR0120184B1 (en) 1994-11-23 1994-11-23 Control device of an horizontal synchronizing signal

Publications (2)

Publication Number Publication Date
KR960018921A true KR960018921A (en) 1996-06-17
KR0120184B1 KR0120184B1 (en) 1997-10-30

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ID=19398701

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019940030873A KR0120184B1 (en) 1994-11-23 1994-11-23 Control device of an horizontal synchronizing signal

Country Status (1)

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KR (1) KR0120184B1 (en)

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Publication number Publication date
KR0120184B1 (en) 1997-10-30

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