DE69114624D1 - Synchronisierungsschaltung. - Google Patents

Synchronisierungsschaltung.

Info

Publication number
DE69114624D1
DE69114624D1 DE69114624T DE69114624T DE69114624D1 DE 69114624 D1 DE69114624 D1 DE 69114624D1 DE 69114624 T DE69114624 T DE 69114624T DE 69114624 T DE69114624 T DE 69114624T DE 69114624 D1 DE69114624 D1 DE 69114624D1
Authority
DE
Germany
Prior art keywords
synchronization circuit
synchronization
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 - Fee Related
Application number
DE69114624T
Other languages
English (en)
Other versions
DE69114624T2 (de
Inventor
Katsuya Mizukata
Takafumi Kawaguchi
Makoto Takeda
Hiroshi Take
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.)
Sharp Corp
Original Assignee
Sharp Corp
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 Sharp Corp filed Critical Sharp Corp
Application granted granted Critical
Publication of DE69114624D1 publication Critical patent/DE69114624D1/de
Publication of DE69114624T2 publication Critical patent/DE69114624T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04N5/08—Separation of synchronising signals from picture signals
    • H04N5/10—Separation of line synchronising signal from frame synchronising signal or vice versa
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/93—Regeneration of the television signal or of selected parts thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
    • H04N2005/91314—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal the copy protection signal being a pulse signal inserted in blanking intervals of the video signal, e.g. pseudo-AGC pulses, pseudo-sync pulses

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Synchronizing For Television (AREA)
  • Television Signal Processing For Recording (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
DE69114624T 1990-09-05 1991-09-05 Synchronisierungsschaltung. Expired - Fee Related DE69114624T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2236474A JPH04115790A (ja) 1990-09-05 1990-09-05 同期回路

Publications (2)

Publication Number Publication Date
DE69114624D1 true DE69114624D1 (de) 1995-12-21
DE69114624T2 DE69114624T2 (de) 1996-05-02

Family

ID=17001278

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69114624T Expired - Fee Related DE69114624T2 (de) 1990-09-05 1991-09-05 Synchronisierungsschaltung.

Country Status (5)

Country Link
US (1) US5319706A (de)
EP (1) EP0474498B1 (de)
JP (1) JPH04115790A (de)
KR (1) KR950006356B1 (de)
DE (1) DE69114624T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5737417A (en) * 1995-04-24 1998-04-07 Technicolor Videocassette, Inc. Videotape anti-copying encryption scheme
JP3278546B2 (ja) * 1995-04-28 2002-04-30 日本電気エンジニアリング株式会社 同期信号発生回路
JP2000069415A (ja) 1998-08-18 2000-03-03 Fujitsu Ltd 画像制御回路、画像制御方法、又は、画像制御方法をコンピュータシステムに実行させるためのプログラムを記憶したコンピュータ読み取り可能な媒体
JP2001333294A (ja) * 2000-05-22 2001-11-30 Toshiba Corp 水平同期信号分離回路
FR2843267B1 (fr) * 2002-07-31 2004-11-05 St Microelectronics Sa Procede et circuit de fourniture d'un signal de balayage horizontal pour televiseur
TWI285504B (en) * 2005-11-04 2007-08-11 Sunplus Technology Co Ltd Image signal processing device
JP2009253539A (ja) * 2008-04-03 2009-10-29 Panasonic Corp 垂直同期制御装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5854792A (ja) * 1981-09-28 1983-03-31 Toshiba Ii M I Kk 磁気テ−ブル等への合成映像信号記録方法
JPS5875977A (ja) * 1981-10-30 1983-05-07 Sony Corp ゴ−スト除去装置
JPS5875097A (ja) * 1981-10-30 1983-05-06 三菱重工業株式会社 核燃料集合体の解体方法
US4672440A (en) * 1983-06-10 1987-06-09 General Instrument Corporation Scrambled signal detector
JPS61145969A (ja) * 1984-12-20 1986-07-03 Toshiba Corp 同期信号再生回路
US4817142A (en) * 1985-05-21 1989-03-28 Scientific Atlanta, Inc. Restoring framing in a communications system
US4670904A (en) * 1986-01-15 1987-06-02 Rca Corporation System for processing a scrambled video signal
US4695901A (en) * 1986-03-04 1987-09-22 Macrovision Method and apparatus for removing pseudo-sync and/or agc pulses from a video signal
JPS63166372A (ja) * 1986-12-27 1988-07-09 Nec Home Electronics Ltd オンスクリ−ン表示回路
US4870297A (en) * 1988-02-05 1989-09-26 Karlock James A Circuitry for removing information from, or modifying information in, the vertical interval of a television signal
CA1318972C (en) * 1989-09-25 1993-06-08 Alain Tessier Video overlay circuit
JPH07110047B2 (ja) * 1990-06-13 1995-11-22 シャープ株式会社 水平同期信号分離回路

Also Published As

Publication number Publication date
EP0474498B1 (de) 1995-11-15
KR920007430A (ko) 1992-04-28
DE69114624T2 (de) 1996-05-02
JPH04115790A (ja) 1992-04-16
KR950006356B1 (ko) 1995-06-14
US5319706A (en) 1994-06-07
EP0474498A3 (en) 1992-05-20
EP0474498A2 (de) 1992-03-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: PATENTANWAELTE MUELLER & HOFFMANN, 81667 MUENCHEN

8339 Ceased/non-payment of the annual fee