KR900001127A - 클램프회로 - Google Patents
클램프회로Info
- 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
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
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)
- 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.
- 제 1 항에 있어서, 상기 스위치수단(17)이 MOS 전송게이트(22)로 구성된 것을 특징으로 하는 클램프회로.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP88-149601 | 1988-06-17 | ||
JP63149601A JPH01317077A (ja) | 1988-06-17 | 1988-06-17 | クランプ回路 |
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)
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)
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 |
-
1988
- 1988-06-17 JP JP63149601A patent/JPH01317077A/ja active Pending
-
1989
- 1989-06-13 US US07/365,383 patent/US5065056A/en not_active Expired - Lifetime
- 1989-06-17 KR KR1019890008391A patent/KR920004334B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US5065056A (en) | 1991-11-12 |
JPH01317077A (ja) | 1989-12-21 |
KR920004334B1 (ko) | 1992-06-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20030530 Year of fee payment: 12 |
|
LAPS | Lapse due to unpaid annual fee |