KR900001127A - 클램프회로 - Google Patents

클램프회로

Info

Publication number
KR900001127A
KR900001127A KR1019890008391A KR890008391A KR900001127A KR 900001127 A KR900001127 A KR 900001127A KR 1019890008391 A KR1019890008391 A KR 1019890008391A KR 890008391 A KR890008391 A KR 890008391A KR 900001127 A KR900001127 A KR 900001127A
Authority
KR
South Korea
Prior art keywords
input terminal
clamp circuit
signal
voltage
reference voltage
Prior art date
Application number
KR1019890008391A
Other languages
English (en)
Other versions
KR920004334B1 (ko
Inventor
신이치 이마이
아키라 사카타
Original Assignee
아오이 죠이치
가부시키가이샤 도시바
다케다이 마사다카
도시바 마이크로 일렉트로닉스 가부시키가이샤
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 아오이 죠이치, 가부시키가이샤 도시바, 다케다이 마사다카, 도시바 마이크로 일렉트로닉스 가부시키가이샤 filed Critical 아오이 죠이치
Publication of KR900001127A publication Critical patent/KR900001127A/ko
Application granted granted Critical
Publication of KR920004334B1 publication Critical patent/KR920004334B1/ko

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/01—Shaping pulses
    • H03K5/08—Shaping pulses by limiting; by thresholding; by slicing, i.e. combined limiting and thresholding
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/003—Changing the DC level
    • H03K5/007—Base line stabilisation
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
    • G11C19/28—Digital stores in which the information is moved stepwise, e.g. shift registers using semiconductor elements
    • G11C19/282—Digital stores in which the information is moved stepwise, e.g. shift registers using semiconductor elements with charge storage in a depletion layer, i.e. charge coupled devices [CCD]
    • G11C19/285—Peripheral circuits, e.g. for writing into the first stage; for reading-out of the last stage
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C27/00—Electric analogue stores, e.g. for storing instantaneous values
    • G11C27/04—Shift registers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • H04N5/18—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Manipulation Of Pulses (AREA)
  • Picture Signal Circuits (AREA)

Abstract

내용 없음.

Description

클램프회로
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1 도는 본 발명에 따른 클램프회로의 원리를 설명하기 위한 블럭도.
제 2 도는 본 발명의 제 1 실시예에 따른 클램프회로의 구성을 도시한 블럭도.
제 3 도는 제 2 도에 도시된 제 1 실시예에 회로에서 각 부의 전압파형을 도시한 파형도.

Claims (2)

  1. 입력신호(11)가 결합용량(12)을 매개하여 공급되는 신호입력단자(13)와, 기준전압발생수단(15), 상기 신호입력단자(13)에 공급되는 신호전압(Va)이 한쪽 입력단자에 인가되고 상기 기준전압발생수단(15)에서 발생된 기준전압(Vb)이 다른쪽 입력단자에 인가되면 이들 양 입력전압을 비교하여 연산증폭기로 구성된 전압비교수단(14), 바이어스전압 공급수단(16) 및, 이 바이어스전압 공급수단(16)과 상기 신호입력단자(13)사이에 삽입되어 상기 전압비교수단(14)의 출력에 기초해서 도통제어되는 스위치수단(17)이 구비되어 구성된 것을 특징으로 하는 클램프회로.
  2. 제 1 항에 있어서, 상기 스위치수단(17)이 MOS 전송게이트(22)로 구성된 것을 특징으로 하는 클램프회로.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890008391A 1988-06-17 1989-06-17 클램프회로 KR920004334B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP63149601A JPH01317077A (ja) 1988-06-17 1988-06-17 クランプ回路
JP88-149601 1988-06-17

Publications (2)

Publication Number Publication Date
KR900001127A true KR900001127A (ko) 1990-01-31
KR920004334B1 KR920004334B1 (ko) 1992-06-01

Family

ID=15478770

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890008391A KR920004334B1 (ko) 1988-06-17 1989-06-17 클램프회로

Country Status (3)

Country Link
US (1) US5065056A (ko)
JP (1) JPH01317077A (ko)
KR (1) KR920004334B1 (ko)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5461223A (en) * 1992-10-09 1995-10-24 Eastman Kodak Company Bar code detecting circuitry
US5465067A (en) * 1994-05-13 1995-11-07 Samsung Semiconductor, Inc. Current clamping circuit
JP3310164B2 (ja) * 1996-05-30 2002-07-29 株式会社東芝 固体撮像装置
JP3127878B2 (ja) * 1998-03-18 2001-01-29 日本電気株式会社 クランプ回路
US6462528B1 (en) * 2000-05-23 2002-10-08 Tektronix, Inc. Method and apparatus for probing a conductor of an array of closely-spaced conductors
JP3797186B2 (ja) * 2001-10-15 2006-07-12 株式会社デンソー クランプ回路

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3200346A (en) * 1962-08-21 1965-08-10 Adage Inc Overload protection circuit for high impedance amplifiers
JPS5228976B1 (ko) * 1971-05-31 1977-07-29
JPS601833B2 (ja) * 1978-10-18 1985-01-17 株式会社東芝 整流回路
US4315220A (en) * 1979-06-25 1982-02-09 Digital Equipment Corporation Peak detector circuit
JPS5698012A (en) * 1980-01-09 1981-08-07 Sony Tektronix Corp Amplitude limiting circuit
JPS56140715A (en) * 1980-04-04 1981-11-04 Nippon Kogaku Kk <Nikon> Feedback-type limiting circuit
JPS5894232A (ja) * 1981-11-30 1983-06-04 Toshiba Corp 半導体アナログスイッチ回路
US4603299A (en) * 1982-07-26 1986-07-29 Memory Technology, Inc. Constant duty cycle peak detector
US4544854A (en) * 1983-08-04 1985-10-01 Motorola, Inc. Analog switch structure having low leakage current
US4590394A (en) * 1984-03-13 1986-05-20 Motorola, Inc. Signal processing circuit with voltage clamped input
JPS59229973A (ja) * 1984-05-18 1984-12-24 Hitachi Ltd クランプ回路
FR2628217B1 (fr) * 1988-03-07 1990-07-27 Sgs Thomson Microelectronics Circuit de mesure d'un courant
US4883987A (en) * 1988-05-04 1989-11-28 Texas Instruments Incorporated Comparator circuit having a fast recovery time
JPS6429606A (en) * 1988-05-11 1989-01-31 Sanshin Kogyo Kk Oil discharging device for outboard machine

Also Published As

Publication number Publication date
JPH01317077A (ja) 1989-12-21
KR920004334B1 (ko) 1992-06-01
US5065056A (en) 1991-11-12

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A201 Request for examination
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E701 Decision to grant or registration of patent right
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