DE3938887A1 - Digitale synchronisieranordnung - Google Patents

Digitale synchronisieranordnung

Info

Publication number
DE3938887A1
DE3938887A1 DE3938887A DE3938887A DE3938887A1 DE 3938887 A1 DE3938887 A1 DE 3938887A1 DE 3938887 A DE3938887 A DE 3938887A DE 3938887 A DE3938887 A DE 3938887A DE 3938887 A1 DE3938887 A1 DE 3938887A1
Authority
DE
Germany
Prior art keywords
pulse
locked loop
signal
switching signal
input
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.)
Withdrawn
Application number
DE3938887A
Other languages
German (de)
English (en)
Inventor
Gerhard Pletz-Kirsch
Juergen Lenth
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.)
Philips Intellectual Property and Standards GmbH
Original Assignee
Philips Patentverwaltung GmbH
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 Philips Patentverwaltung GmbH filed Critical Philips Patentverwaltung GmbH
Priority to DE3938887A priority Critical patent/DE3938887A1/de
Priority to DE59008519T priority patent/DE59008519D1/de
Priority to EP90203055A priority patent/EP0429140B1/de
Priority to US07/616,446 priority patent/US5136384A/en
Priority to JP02314482A priority patent/JP3092938B2/ja
Priority to KR1019900018929A priority patent/KR100190788B1/ko
Priority to TW079110461A priority patent/TW215506B/zh
Publication of DE3938887A1 publication Critical patent/DE3938887A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • H04N5/06—Generation of synchronising signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • H04N5/12—Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising
    • H04N5/126—Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising whereby the synchronisation signal indirectly commands a frequency generator

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Synchronizing For Television (AREA)
DE3938887A 1989-09-24 1989-11-24 Digitale synchronisieranordnung Withdrawn DE3938887A1 (de)

Priority Applications (7)

Application Number Priority Date Filing Date Title
DE3938887A DE3938887A1 (de) 1989-11-24 1989-11-24 Digitale synchronisieranordnung
DE59008519T DE59008519D1 (de) 1989-11-24 1990-11-19 Digitale Synchronisieranordnung.
EP90203055A EP0429140B1 (de) 1989-11-24 1990-11-19 Digitale Synchronisieranordnung
US07/616,446 US5136384A (en) 1989-09-24 1990-11-20 Digital synchronizing circuit insensitive to noise in a tv signal
JP02314482A JP3092938B2 (ja) 1989-11-24 1990-11-21 画像表示装置用ディジタル同期回路
KR1019900018929A KR100190788B1 (ko) 1989-11-24 1990-11-22 디지탈 동기화 장치
TW079110461A TW215506B (enExample) 1989-11-24 1990-12-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3938887A DE3938887A1 (de) 1989-11-24 1989-11-24 Digitale synchronisieranordnung

Publications (1)

Publication Number Publication Date
DE3938887A1 true DE3938887A1 (de) 1991-05-29

Family

ID=6394092

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3938887A Withdrawn DE3938887A1 (de) 1989-09-24 1989-11-24 Digitale synchronisieranordnung
DE59008519T Expired - Fee Related DE59008519D1 (de) 1989-11-24 1990-11-19 Digitale Synchronisieranordnung.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE59008519T Expired - Fee Related DE59008519D1 (de) 1989-11-24 1990-11-19 Digitale Synchronisieranordnung.

Country Status (6)

Country Link
US (1) US5136384A (enExample)
EP (1) EP0429140B1 (enExample)
JP (1) JP3092938B2 (enExample)
KR (1) KR100190788B1 (enExample)
DE (2) DE3938887A1 (enExample)
TW (1) TW215506B (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994010807A1 (en) * 1992-11-05 1994-05-11 Ampex Systems Corporation Method and apparatus for providing noise immunity for an input interface of a digital video recorder
CA2109251A1 (en) * 1993-10-26 1995-04-27 Bryan Bruins Self-adjusting window circuit with timing control
US5754251A (en) * 1995-12-12 1998-05-19 Trw Inc. Digital video vertical synchronization pulse detector
JP3339620B2 (ja) * 1998-01-29 2002-10-28 日本ビクター株式会社 同期パルス発生装置
JP4707207B2 (ja) * 2000-04-14 2011-06-22 三菱電機株式会社 オーバーレイ装置
JP2006135749A (ja) * 2004-11-08 2006-05-25 Matsushita Electric Ind Co Ltd 同期信号発生装置およびそれを備えた映像信号処理装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4446482A (en) * 1982-04-05 1984-05-01 Zenith Radio Corporation System for generating 2H pulses in a television receiver
FR2556903B1 (fr) * 1983-12-15 1986-04-11 Telediffusion Fse Procede et circuits de regeneration d'instants significatifs d'un signal periodique
DE3443925C1 (de) * 1984-12-01 1986-01-30 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung zum Unterscheiden der beiden Halbbilder in einem Fernsehsignal
US4639780A (en) * 1985-04-01 1987-01-27 Rca Corporation Television synchronizing apparatus
US4872055A (en) * 1987-02-04 1989-10-03 U. S. Philips Corporation Line synchronizing circuit in a picture display device
FR2627655B1 (fr) * 1988-02-19 1990-07-27 Sgs Thomson Microelectronics Circuit de reconnaissance de synchronisation ligne
DE68915228T2 (de) * 1988-09-02 1994-12-15 Sanyo Electric Co Phasensynchronisierschaltung in einem Videosignalempfänger und Verfahren zur Herstellung der Phasensynchronisation.
JP2584309B2 (ja) * 1988-09-07 1997-02-26 三洋電機株式会社 基準信号作成回路

Also Published As

Publication number Publication date
JPH03175877A (ja) 1991-07-30
KR910011006A (ko) 1991-06-29
KR100190788B1 (ko) 1999-06-01
JP3092938B2 (ja) 2000-09-25
EP0429140A3 (en) 1991-09-04
DE59008519D1 (de) 1995-03-30
EP0429140A2 (de) 1991-05-29
EP0429140B1 (de) 1995-02-22
US5136384A (en) 1992-08-04
TW215506B (enExample) 1993-11-01

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee