DE69428614D1 - Signalklemmvorrichtung - Google Patents

Signalklemmvorrichtung

Info

Publication number
DE69428614D1
DE69428614D1 DE69428614T DE69428614T DE69428614D1 DE 69428614 D1 DE69428614 D1 DE 69428614D1 DE 69428614 T DE69428614 T DE 69428614T DE 69428614 T DE69428614 T DE 69428614T DE 69428614 D1 DE69428614 D1 DE 69428614D1
Authority
DE
Germany
Prior art keywords
clamp device
signal clamp
signal
clamp
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
DE69428614T
Other languages
English (en)
Other versions
DE69428614T2 (de
Inventor
Mark Douglas Walby
Eric Douglas Romesburg
Nathaniel Haluk Ersoz
Todd J Christopher
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.)
Technicolor USA Inc
Original Assignee
Thomson Consumer Electronics Inc
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 Thomson Consumer Electronics Inc filed Critical Thomson Consumer Electronics Inc
Application granted granted Critical
Publication of DE69428614D1 publication Critical patent/DE69428614D1/de
Publication of DE69428614T2 publication Critical patent/DE69428614T2/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
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/72—Circuits for processing colour signals for reinsertion of DC and slowly varying components of colour signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Processing Of Color Television Signals (AREA)
  • Analogue/Digital Conversion (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
DE69428614T 1993-02-05 1994-01-26 Signalklemmvorrichtung Expired - Lifetime DE69428614T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/014,157 US5448308A (en) 1993-02-05 1993-02-05 Apparatus for clamping a video signal level

Publications (2)

Publication Number Publication Date
DE69428614D1 true DE69428614D1 (de) 2001-11-22
DE69428614T2 DE69428614T2 (de) 2002-05-08

Family

ID=21763859

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69428614T Expired - Lifetime DE69428614T2 (de) 1993-02-05 1994-01-26 Signalklemmvorrichtung

Country Status (11)

Country Link
US (1) US5448308A (de)
EP (1) EP0609759B1 (de)
JP (1) JP3498987B2 (de)
KR (1) KR100287510B1 (de)
CN (1) CN1065393C (de)
DE (1) DE69428614T2 (de)
ES (1) ES2161724T3 (de)
MY (1) MY111545A (de)
PT (1) PT609759E (de)
SG (1) SG79176A1 (de)
TW (1) TW228039B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5841488A (en) * 1995-12-28 1998-11-24 Thomson Consumer Electronics, Inc. Multiple video input clamping arrangement
DE59608558D1 (de) * 1996-01-31 2002-02-14 Micronas Gmbh Videosignal-Klemmschaltung
US5999221A (en) * 1997-05-08 1999-12-07 Sony Corporation Horizontal synchronization pulse generation circuit
US5864371A (en) * 1997-05-08 1999-01-26 Sony Corporation Luminance signal generation circuit with single clamp in closed loop configuration and horizontal synchronization pulse generation
US6141064A (en) * 1997-05-08 2000-10-31 Sony Corporation Luminance signal generation circuit with single clamp in closed loop configuration
US6956621B2 (en) * 2002-06-05 2005-10-18 Broadcom Corporation High impedance digital full line video clamp
US7486336B2 (en) * 2005-03-31 2009-02-03 Mstar Semiconductor, Inc. ADC system, video decoder and related method for decoding composite video signal utilizing clock synchronized to subcarrier of composite video signal
US8487707B2 (en) 2006-08-08 2013-07-16 Mstar Semiconductor, Inc. Frequency synthesizer
CN103167219B (zh) * 2011-12-08 2016-03-23 无锡华润矽科微电子有限公司 Cvbs电视信号钳位控制电路结构

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2176670B (en) * 1985-05-21 1988-07-13 Citizen Watch Co Ltd Auto-pedestal level clamp circuit
US4859871A (en) * 1987-02-13 1989-08-22 Fujitsu Limited Voltage level setting circuit
JP2517961B2 (ja) * 1987-05-11 1996-07-24 ソニー株式会社 ビデオ信号のクランプ回路
JPH01221990A (ja) * 1988-02-29 1989-09-05 Nec Corp テレビジョン信号同期処理方式
DE3817421A1 (de) * 1988-05-21 1990-02-01 Standard Elektrik Lorenz Ag Klemmschaltung mit analog-digital-wandler
JPH0226885A (ja) * 1988-07-15 1990-01-29 Inax Corp タイルの加飾方法
US5003564A (en) * 1989-04-04 1991-03-26 Rca Licensing Corporation Digital signal clamp circuitry
JPH049780A (ja) * 1990-04-27 1992-01-14 Seiko Instr Inc Ｄｃ―ｓｑｕｉｄ測定装置
JPH0449780A (ja) * 1990-06-18 1992-02-19 Victor Co Of Japan Ltd ビデオ信号クランプ回路
US5084700A (en) * 1991-02-04 1992-01-28 Thomson Consumer Electronics, Inc. Signal clamp circuitry for analog-to-digital converters

Also Published As

Publication number Publication date
TW228039B (de) 1994-08-11
SG79176A1 (en) 2001-03-20
PT609759E (pt) 2002-04-29
EP0609759A2 (de) 1994-08-10
CN1065393C (zh) 2001-05-02
DE69428614T2 (de) 2002-05-08
EP0609759A3 (de) 1995-09-20
MY111545A (en) 2000-08-30
CN1095536A (zh) 1994-11-23
ES2161724T3 (es) 2001-12-16
KR100287510B1 (ko) 2001-04-16
EP0609759B1 (de) 2001-10-17
KR940020771A (ko) 1994-09-16
US5448308A (en) 1995-09-05
JPH06253174A (ja) 1994-09-09
JP3498987B2 (ja) 2004-02-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition