KR900019468A - Clamp Circuit for Image Signal Output - Google Patents

Clamp Circuit for Image Signal Output Download PDF

Info

Publication number
KR900019468A
KR900019468A KR1019890005914A KR890005914A KR900019468A KR 900019468 A KR900019468 A KR 900019468A KR 1019890005914 A KR1019890005914 A KR 1019890005914A KR 890005914 A KR890005914 A KR 890005914A KR 900019468 A KR900019468 A KR 900019468A
Authority
KR
South Korea
Prior art keywords
image signal
operational amplifier
output
clamp circuit
signal output
Prior art date
Application number
KR1019890005914A
Other languages
Korean (ko)
Inventor
현윤종
Original Assignee
안시환
삼성전자 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.)
Filing date
Publication date
Application filed by 안시환, 삼성전자 주식회사 filed Critical 안시환
Priority to KR1019890005914A priority Critical patent/KR900019468A/en
Publication of KR900019468A publication Critical patent/KR900019468A/en

Links

Landscapes

  • Picture Signal Circuits (AREA)

Abstract

내용 없음No content

Description

영상신호 출력용 클램프회로Clamp Circuit for Image Signal Output

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

제2도는 본 발명에 따른 회로도, 제3도는 제2도에 대한 파형도.2 is a circuit diagram according to the present invention, and FIG. 3 is a waveform diagram of FIG.

Claims (2)

영상신호 출력용 클램프회로에 있어서, 상기 영상신호를 출력하기 전에 영상신호의 크기를 소정 규격에 맞게 조절하는 증폭수단과, 상기 영상신호를 일정 클램프 레벨에 실어주기 위하여 일정 클램프레벨을 출력단에 공급하는 궤환 수단으로 이루어짐을 특징으로 하는 영상신호 출력용 클램프회로.An image signal output clamp circuit comprising: amplifying means for adjusting a magnitude of a video signal to a predetermined standard before outputting the video signal, and a feedback for supplying a predetermined clamp level to an output terminal for loading the video signal at a predetermined clamp level; Clamp circuit for image signal output, characterized in that consisting of means. 제1항에 있어서, 궤환수단이 증폭수단의 출력과 출력단에 클램프레벨을 조절하는 기준전압을 입력하는 연산증폭기와, 클램프를 하기 위하여 연산증폭기의 동작을 제어하는 스위치와, 상기 연산증폭기의 출력을 축적하는 캐패시터와, 상기 캐패시터의 전위에 따라 콜렉터 전류를 공급하여 증폭수단의 조절하는 트랜지스터로 이루어짐을 특징으로 하는 영상신호 출력용 클램프회로.The operational amplifier according to claim 1, wherein the feedback means inputs an operational amplifier for inputting a reference voltage for adjusting the clamp level at the output and the output terminal of the amplifying means, a switch for controlling the operation of the operational amplifier for clamping, and an output of the operational amplifier. And a transistor for supplying a collector current in accordance with the potential of the capacitor to adjust the amplifying means. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890005914A 1989-05-02 1989-05-02 Clamp Circuit for Image Signal Output KR900019468A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019890005914A KR900019468A (en) 1989-05-02 1989-05-02 Clamp Circuit for Image Signal Output

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890005914A KR900019468A (en) 1989-05-02 1989-05-02 Clamp Circuit for Image Signal Output

Publications (1)

Publication Number Publication Date
KR900019468A true KR900019468A (en) 1990-12-24

Family

ID=67776664

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890005914A KR900019468A (en) 1989-05-02 1989-05-02 Clamp Circuit for Image Signal Output

Country Status (1)

Country Link
KR (1) KR900019468A (en)

Similar Documents

Publication Publication Date Title
KR840003162A (en) Gain control amplifier
KR910017814A (en) Low Power Consumption Transmission I / O Device
KR930008554A (en) Comparator
KR910017736A (en) Variable gain amplifier
KR940015786A (en) Analog Multiplier Operates at Low Supply Voltages
KR830005761A (en) Variable Load Impedance Gain Control Amplifier
KR970013648A (en) Audio signal amplifying device
KR920011039A (en) Switching constant current source circuit
KR920019064A (en) Voltage amplifier circuit
KR870002694A (en) Amplification circuit
KR880010561A (en) Voice Output Amplifier
KR900001117A (en) Automatic gain control circuit
KR890005991A (en) Noise suppression circuit
KR920011052A (en) Amplification circuit
KR910007238A (en) Amplification circuit
KR900019468A (en) Clamp Circuit for Image Signal Output
KR920017380A (en) DC bias control circuit
KR920017375A (en) Digital control cathode clamp circuit
KR900001127A (en) Clamp Circuit
KR920022081A (en) Control system with switching circuitry to maintain required operation when power is removed
KR950010336A (en) Amplifier
KR900013703A (en) Amplifier stage circuit
KR920022883A (en) Multiple time constant signal control device
KR890003207A (en) Vertical Deflection Circuit for Kinescope Yoke with Flyback Voltage Generator
KR920001840A (en) Integrator Comparator Circuit

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
SUBM Submission of document of abandonment before or after decision of registration