DE69941169D1 - Klemmschaltung - Google Patents

Klemmschaltung

Info

Publication number
DE69941169D1
DE69941169D1 DE69941169T DE69941169T DE69941169D1 DE 69941169 D1 DE69941169 D1 DE 69941169D1 DE 69941169 T DE69941169 T DE 69941169T DE 69941169 T DE69941169 T DE 69941169T DE 69941169 D1 DE69941169 D1 DE 69941169D1
Authority
DE
Germany
Prior art keywords
clamping circuit
clamping
circuit
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 - Lifetime
Application number
DE69941169T
Other languages
English (en)
Inventor
Kouichi Nishimura
Yoshihiko Hori
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianma Japan Ltd
Original Assignee
NEC LCD Technologies Ltd
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 NEC LCD Technologies Ltd filed Critical NEC LCD Technologies Ltd
Application granted granted Critical
Publication of DE69941169D1 publication Critical patent/DE69941169D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Picture Signal Circuits (AREA)
DE69941169T 1998-03-18 1999-03-10 Klemmschaltung Expired - Lifetime DE69941169D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10067533A JP3127878B2 (ja) 1998-03-18 1998-03-18 クランプ回路

Publications (1)

Publication Number Publication Date
DE69941169D1 true DE69941169D1 (de) 2009-09-10

Family

ID=13347725

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69941169T Expired - Lifetime DE69941169D1 (de) 1998-03-18 1999-03-10 Klemmschaltung

Country Status (6)

Country Link
US (1) US6229371B1 (de)
EP (1) EP0944246B1 (de)
JP (1) JP3127878B2 (de)
KR (1) KR100291237B1 (de)
DE (1) DE69941169D1 (de)
TW (1) TW416227B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6662017B2 (en) 1999-12-23 2003-12-09 Tekelec Methods and systems for routing messages associated with ported subscribers in a mobile communications network
US7126645B2 (en) 2000-11-27 2006-10-24 Thomson Licensing Back-porch clamp
JP4606268B2 (ja) * 2005-07-26 2011-01-05 ルネサスエレクトロニクス株式会社 半導体装置
EP2200176A1 (de) * 2008-12-19 2010-06-23 Dialog Semiconductor GmbH Eine Einzelkapazität verwendender einstellbarer Integrator
US7830197B2 (en) 2008-12-22 2010-11-09 Dialog Semiconductor Gmbh Adjustable integrator using a single capacitance
JP5212248B2 (ja) * 2009-04-24 2013-06-19 ミツミ電機株式会社 映像信号入力回路

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5767380A (en) * 1980-10-15 1982-04-23 Alps Electric Co Ltd Video clamping circuit
US4371896A (en) * 1981-08-27 1983-02-01 Rca Corporation Stabilized video signal control loop
US4644198A (en) * 1984-10-31 1987-02-17 Rca Corporation Signal clamp
JPS61140279A (ja) * 1984-12-12 1986-06-27 Toshiba Corp 映像信号処理回路
JPS62164380A (ja) 1986-01-16 1987-07-21 Sony Corp クランプ回路
NL8700294A (nl) 1987-02-09 1988-09-01 At & T & Philips Telecomm Klemcircuit voor een televisietransmissiesysteem.
JPS6436215A (en) * 1987-07-31 1989-02-07 Toshiba Corp Clamp circuit
JPH01317077A (ja) * 1988-06-17 1989-12-21 Toshiba Corp クランプ回路
US5206553A (en) * 1988-06-17 1993-04-27 Kabushiki Kaisha Toshiba Clamping circuit
JP2751351B2 (ja) * 1989-03-24 1998-05-18 ソニー株式会社 映像信号再生処理回路
JP2530229B2 (ja) 1989-10-13 1996-09-04 日本無線株式会社 映像信号クランプ回路
JP2780224B2 (ja) 1989-12-04 1998-07-30 株式会社日立製作所 フィードバッククランプ方式
JPH0771290B2 (ja) * 1989-12-27 1995-07-31 富士写真光機株式会社 信号処理回路
US5027017A (en) * 1990-01-19 1991-06-25 Rca Licensing Corporation Sync tip clamp circuitry
JP2973451B2 (ja) 1990-03-08 1999-11-08 ソニー株式会社 利得制御回路
GB2250885B (en) 1990-12-13 1994-07-20 Motorola Inc Clamp circuit
JPH0583595A (ja) 1991-09-24 1993-04-02 Nec Corp 出力回路
JP3127559B2 (ja) 1992-04-10 2001-01-29 神鋼電機株式会社 フォークリフト運転台の表示装置
KR0128520B1 (ko) * 1993-02-26 1998-04-04 김광호 동기신호 분배기를 이용한 키드 클램프회로
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
JP3086613B2 (ja) 1995-01-31 2000-09-11 三洋電機株式会社 クランプ回路およびそれを用いた同期分離回路
US5663671A (en) * 1996-02-01 1997-09-02 Ametek Aerospace Products, Inc. Electronic circuit including operational amplifier and clamping circuit
US5889431A (en) * 1997-06-26 1999-03-30 The Aerospace Corporation Current mode transistor circuit method

Also Published As

Publication number Publication date
JPH11266374A (ja) 1999-09-28
EP0944246A3 (de) 2001-03-21
EP0944246A2 (de) 1999-09-22
KR100291237B1 (ko) 2001-05-15
EP0944246B1 (de) 2009-07-29
JP3127878B2 (ja) 2001-01-29
KR19990087874A (ko) 1999-12-27
TW416227B (en) 2000-12-21
US6229371B1 (en) 2001-05-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition