DE3870656D1 - Spannungspegelklemmschaltung. - Google Patents
Spannungspegelklemmschaltung.Info
- Publication number
- DE3870656D1 DE3870656D1 DE8888102025T DE3870656T DE3870656D1 DE 3870656 D1 DE3870656 D1 DE 3870656D1 DE 8888102025 T DE8888102025 T DE 8888102025T DE 3870656 T DE3870656 T DE 3870656T DE 3870656 D1 DE3870656 D1 DE 3870656D1
- Authority
- DE
- Germany
- Prior art keywords
- voltage level
- level clamping
- clamping
- voltage
- level
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
-
- 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
- H04N5/185—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 for the black level
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Analogue/Digital Conversion (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62031783A JPH0831781B2 (ja) | 1987-02-13 | 1987-02-13 | 電圧レベル設定回路 |
JP62037613A JPS63204975A (ja) | 1987-02-20 | 1987-02-20 | 信号レベルクランプ回路 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3870656D1 true DE3870656D1 (de) | 1992-06-11 |
Family
ID=26370299
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8888102025T Expired - Fee Related DE3870656D1 (de) | 1987-02-13 | 1988-02-11 | Spannungspegelklemmschaltung. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4859871A (de) |
EP (1) | EP0280123B1 (de) |
KR (1) | KR930006456B1 (de) |
DE (1) | DE3870656D1 (de) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH071864Y2 (ja) * | 1988-09-08 | 1995-01-18 | 三洋電機株式会社 | レベル判別回路 |
JPH03198089A (ja) * | 1989-12-27 | 1991-08-29 | Sharp Corp | 液晶表示装置の駆動回路 |
US5027017A (en) * | 1990-01-19 | 1991-06-25 | Rca Licensing Corporation | Sync tip clamp circuitry |
US5087834A (en) * | 1990-03-12 | 1992-02-11 | Texas Instruments Incorporated | Buffer circuit including comparison of voltage-shifted references |
JP2863597B2 (ja) * | 1990-03-30 | 1999-03-03 | 株式会社東芝 | クランプ回路 |
US5084700A (en) * | 1991-02-04 | 1992-01-28 | Thomson Consumer Electronics, Inc. | Signal clamp circuitry for analog-to-digital converters |
US5424629A (en) * | 1991-04-11 | 1995-06-13 | Matsushita Electric Industrial Co., Ltd. | Power circuit for a semiconductor apparatus |
US5371552A (en) * | 1991-10-31 | 1994-12-06 | North American Philips Corporation | Clamping circuit with offset compensation for analog-to-digital converters |
KR950007463B1 (ko) * | 1992-11-27 | 1995-07-11 | 삼정전자 주식회사 | 스위칭모드 전원공급장치의 전류검출회로 |
JPH06232744A (ja) * | 1993-01-29 | 1994-08-19 | Canon Inc | 信号処理装置 |
US5448308A (en) * | 1993-02-05 | 1995-09-05 | Thomson Consumer Electronics, Inc. | Apparatus for clamping a video signal level |
EP0700200A3 (de) * | 1994-08-30 | 1996-07-10 | Plessey Semiconductors Ltd | Schaltung zum Klemmen des Spitzenwertes eines Videosynchronisationssignals |
FR2727595A1 (fr) * | 1994-11-25 | 1996-05-31 | Sgs Thomson Microelectronics | Circuit d'asservissement d'un signal sur une valeur de preference |
JP3332737B2 (ja) * | 1996-01-31 | 2002-10-07 | キヤノン株式会社 | 信号処理回路及び液晶表示装置 |
DE59608558D1 (de) * | 1996-01-31 | 2002-02-14 | Micronas Gmbh | Videosignal-Klemmschaltung |
US5751178A (en) * | 1996-12-05 | 1998-05-12 | Motorola, Inc. | Apparatus and method for shifting signal levels |
FR2757336A1 (fr) * | 1996-12-13 | 1998-06-19 | Philips Electronics Nv | Circuit d'interface pour camera video |
FR2762162A1 (fr) * | 1997-04-15 | 1998-10-16 | Philips Electronics Nv | Dispositif d'alignement numerique |
KR100293523B1 (ko) * | 1998-02-25 | 2001-09-17 | 구본준, 론 위라하디락사 | 액정표시장치 |
FR2832579A1 (fr) * | 2001-11-19 | 2003-05-23 | St Microelectronics Sa | Dispositif de calibrage pour un etage d'entree video |
US6956621B2 (en) | 2002-06-05 | 2005-10-18 | Broadcom Corporation | High impedance digital full line video clamp |
JP2005101870A (ja) * | 2003-09-24 | 2005-04-14 | Sanyo Electric Co Ltd | 信号調整回路 |
JP4855704B2 (ja) * | 2005-03-31 | 2012-01-18 | 株式会社東芝 | 固体撮像装置 |
KR102509819B1 (ko) * | 2015-11-04 | 2023-03-14 | 삼성전자주식회사 | 신호 처리 장치 및 신호 처리 방법 |
US11063510B2 (en) * | 2019-08-22 | 2021-07-13 | Dialog Semiconductor Inc. | Switching power converter with improved power factor correction via feedback signal averaging |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB932173A (en) * | 1960-05-23 | 1963-07-24 | Gen Precision Inc | Sub-miniature gyro |
US4293874A (en) * | 1980-02-04 | 1981-10-06 | Zenith Radio Corporation | DC Restoration circuit for television receiver |
US4371896A (en) * | 1981-08-27 | 1983-02-01 | Rca Corporation | Stabilized video signal control loop |
GB2105547A (en) * | 1981-09-11 | 1983-03-23 | Philips Electronic Associated | Clamping video signals |
JPS58210761A (ja) * | 1982-06-01 | 1983-12-08 | Nec Corp | クランプ回路 |
JPS6010880A (ja) * | 1983-06-30 | 1985-01-21 | Toshiba Corp | デジタルクランプ回路 |
DE3484122D1 (de) * | 1983-11-21 | 1991-03-28 | Nec Corp | Schaltung zur feststellung von signalladungen, die in einer ladungsverschiebeschaltung uebertragen werden. |
JPS60113586A (ja) * | 1983-11-24 | 1985-06-20 | Nec Corp | クランプ装置 |
US4644198A (en) * | 1984-10-31 | 1987-02-17 | Rca Corporation | Signal clamp |
EP0205923B1 (de) * | 1985-05-21 | 1990-08-08 | Citizen Watch Co. Ltd. | Automatische Austastpegel-Klemmschaltung |
-
1988
- 1988-02-09 US US07/153,894 patent/US4859871A/en not_active Expired - Lifetime
- 1988-02-11 EP EP88102025A patent/EP0280123B1/de not_active Expired - Lifetime
- 1988-02-11 DE DE8888102025T patent/DE3870656D1/de not_active Expired - Fee Related
- 1988-02-13 KR KR8801383A patent/KR930006456B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR930006456B1 (en) | 1993-07-16 |
US4859871A (en) | 1989-08-22 |
KR880010548A (ko) | 1988-10-10 |
EP0280123A1 (de) | 1988-08-31 |
EP0280123B1 (de) | 1992-05-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |