ES511840A0 - "una disposicion de circuito para controlar el nivel de corriente continua de una senal de video". - Google Patents

"una disposicion de circuito para controlar el nivel de corriente continua de una senal de video".

Info

Publication number
ES511840A0
ES511840A0 ES511840A ES511840A ES511840A0 ES 511840 A0 ES511840 A0 ES 511840A0 ES 511840 A ES511840 A ES 511840A ES 511840 A ES511840 A ES 511840A ES 511840 A0 ES511840 A0 ES 511840A0
Authority
ES
Spain
Prior art keywords
controlling
video signal
direct current
current level
circuit provision
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.)
Granted
Application number
ES511840A
Other languages
English (en)
Other versions
ES8304394A1 (es
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25793012&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES511840(A0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of ES8304394A1 publication Critical patent/ES8304394A1/es
Publication of ES511840A0 publication Critical patent/ES511840A0/es
Granted 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Studio Circuits (AREA)
ES511840A 1981-05-02 1982-04-30 "una disposicion de circuito para controlar el nivel de corriente continua de una senal de video". Granted ES511840A0 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3117457 1981-05-02
DE3214756A DE3214756C2 (de) 1981-05-02 1982-04-21 Schaltungsanordnung zum Ermitteln des Wertes eines Referenzpegels

Publications (2)

Publication Number Publication Date
ES8304394A1 ES8304394A1 (es) 1983-02-16
ES511840A0 true ES511840A0 (es) 1983-02-16

Family

ID=25793012

Family Applications (1)

Application Number Title Priority Date Filing Date
ES511840A Granted ES511840A0 (es) 1981-05-02 1982-04-30 "una disposicion de circuito para controlar el nivel de corriente continua de una senal de video".

Country Status (4)

Country Link
US (1) US4470066A (es)
EP (1) EP0064316B1 (es)
DE (2) DE3214756C2 (es)
ES (1) ES511840A0 (es)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6190574A (ja) * 1984-10-11 1986-05-08 Canon Inc 撮像装置
DE3673255D1 (de) * 1985-05-21 1990-09-13 Citizen Watch Co Ltd Automatische austastpegel-klemmschaltung.
DE3618939A1 (de) * 1986-06-05 1987-12-10 Philips Patentverwaltung Schaltungsanordnung zum einstellen eines referenzpegels in einem periodischen signal
DE3618873A1 (de) * 1986-06-05 1987-12-10 Philips Patentverwaltung Schaltunganordnung zum regeln der amplitude eines fernsehsignals
DE3625702A1 (de) * 1986-07-30 1988-02-11 Siemens Ag Schaltungsanordnung zum klemmen von videosignalen
DE3817421A1 (de) * 1988-05-21 1990-02-01 Standard Elektrik Lorenz Ag Klemmschaltung mit analog-digital-wandler
US5003564A (en) * 1989-04-04 1991-03-26 Rca Licensing Corporation Digital signal clamp circuitry
US4965669A (en) * 1989-04-12 1990-10-23 Rca Licensing Corporation Apparatus for digitally controlling the D.C. value of a processed signal
US5027017A (en) * 1990-01-19 1991-06-25 Rca Licensing Corporation Sync tip clamp circuitry
GB2245793A (en) * 1990-06-29 1992-01-08 Philips Electronic Associated Controlling or deriving direct current level of video signals
GB9201870D0 (en) * 1992-01-29 1992-03-18 Gen Electric Co Plc Signal tracking
FR2705520B1 (fr) * 1993-05-19 1995-08-04 Sgs Thomson Microelectronics Dispositif d'ajustement du niveau du noir d'un signal vidéo.
US5410366A (en) * 1993-11-01 1995-04-25 Motorola, Inc. Circuit and method of clamping a video signal with first and second current sources
EP0700200A3 (en) * 1994-08-30 1996-07-10 Plessey Semiconductors Ltd Video Synchronization Signal Peak Lockout Circuit
DE19602187A1 (de) 1996-01-23 1997-07-24 Philips Patentverwaltung Bild-ZF-Demodulatorschaltung mit variabler ZF-Verstärkungsregelung
FR2757336A1 (fr) * 1996-12-13 1998-06-19 Philips Electronics Nv Circuit d'interface pour camera video
JP2000078431A (ja) * 1998-08-31 2000-03-14 Internatl Business Mach Corp <Ibm> 複合映像信号の同期信号振幅補正方法及び補正装置
US7173668B2 (en) 2003-07-18 2007-02-06 Texas Instruments Incorporated Equilibrium based horizontal sync detector for video decoder
US7375572B2 (en) * 2005-07-05 2008-05-20 Mediatek Inc. Clamping circuit

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3748386A (en) * 1972-04-03 1973-07-24 D Monney Time-base error correction system
DE2365509C3 (de) * 1972-04-03 1982-03-25 Ampex Corp., 94063 Redwood City, Calif. Klemmschaltung
US3813488A (en) * 1973-03-08 1974-05-28 Rca Corp Video stripper
JPS5754983B2 (es) * 1974-04-19 1982-11-20
DE2507231B1 (de) * 1975-02-20 1976-05-20 Bosch Gmbh Robert Schaltungsanordnung zur Wiedereinfuehrung des Gleichspannungsanteils in einem Videosignal
JPS5323508A (en) * 1976-08-18 1978-03-04 Toshiba Corp Clamping circuit
DE2810706A1 (de) * 1978-03-11 1979-09-13 Bosch Gmbh Robert Schaltanordnung zur wiedereinfuehrung der gleichspannungskomponente
US4263565A (en) * 1979-04-27 1981-04-21 Rca Corporation Amplitude limiter with automatic duty cycle control for use in a phase-locked loop

Also Published As

Publication number Publication date
DE3272432D1 (en) 1986-09-11
DE3214756A1 (de) 1982-11-18
EP0064316B1 (de) 1986-08-06
US4470066A (en) 1984-09-04
DE3214756C2 (de) 1991-10-17
ES8304394A1 (es) 1983-02-16
EP0064316A2 (de) 1982-11-10
EP0064316A3 (en) 1984-03-28

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970303