DE68925320D1 - Bezugssignal-Erzeugungskreis für Phasen-Servosteuerung - Google Patents

Bezugssignal-Erzeugungskreis für Phasen-Servosteuerung

Info

Publication number
DE68925320D1
DE68925320D1 DE68925320T DE68925320T DE68925320D1 DE 68925320 D1 DE68925320 D1 DE 68925320D1 DE 68925320 T DE68925320 T DE 68925320T DE 68925320 T DE68925320 T DE 68925320T DE 68925320 D1 DE68925320 D1 DE 68925320D1
Authority
DE
Germany
Prior art keywords
reference signal
generation circuit
signal generation
servo control
phase servo
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
DE68925320T
Other languages
English (en)
Other versions
DE68925320T2 (de
Inventor
Toyozo Urakami
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co 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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Publication of DE68925320D1 publication Critical patent/DE68925320D1/de
Application granted granted Critical
Publication of DE68925320T2 publication Critical patent/DE68925320T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G11B15/467—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven
    • G11B15/473—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the heads
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G11B15/467—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven
    • 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
    • H04N5/932—Regeneration of analogue synchronisation signals
    • 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
    • H04N5/94—Signal drop-out compensation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Synchronizing For Television (AREA)
DE68925320T 1988-09-07 1989-09-06 Bezugssignal-Erzeugungskreis für Phasen-Servosteuerung Expired - Fee Related DE68925320T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP22403788 1988-09-07
JP1022941A JP2584309B2 (ja) 1988-09-07 1989-01-31 基準信号作成回路

Publications (2)

Publication Number Publication Date
DE68925320D1 true DE68925320D1 (de) 1996-02-15
DE68925320T2 DE68925320T2 (de) 1996-09-05

Family

ID=26360240

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68925320T Expired - Fee Related DE68925320T2 (de) 1988-09-07 1989-09-06 Bezugssignal-Erzeugungskreis für Phasen-Servosteuerung

Country Status (6)

Country Link
US (1) US4954893A (de)
EP (1) EP0358175B1 (de)
JP (1) JP2584309B2 (de)
KR (1) KR0133532B1 (de)
CA (1) CA1309175C (de)
DE (1) DE68925320T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3938887A1 (de) * 1989-11-24 1991-05-29 Philips Patentverwaltung Digitale synchronisieranordnung
IT1236913B (it) * 1989-12-21 1993-04-26 Sgs Thomson Microelectronics Metodo di misura automatica della frequenza di scansione orizzontale di un segnale a sincronismo composito e circuito elettronico operante secondo detto metodo
USRE36508E (en) * 1989-12-21 2000-01-18 Sgs-Thomson Microelectronics S.R.L. Method of automatically measuring the horizontal scan frequency of a composite synchronism signal, and an electronic circuit operating in accordance with the method
US5436668A (en) * 1991-07-02 1995-07-25 Thomson Consumer Electronics, Inc. Horizontal line counter stabilization in a video receiver
GB9114245D0 (en) * 1991-07-02 1991-08-21 Thomson Consumer Electronics Horizontal line counter insensitive to large phase shifts of video
JPH05260345A (ja) * 1992-03-12 1993-10-08 Mitsubishi Electric Corp 複合同期信号分離回路
US5485220A (en) * 1992-11-23 1996-01-16 Eastman Kodak Company Sync stripper circuit
US5418573A (en) * 1993-07-22 1995-05-23 Philips Electronics North America Corporation Apparatus and method for producing periodic synchronization references forming a synchronization signal
KR0141724B1 (ko) * 1995-01-07 1998-07-15 이헌조 브이씨알의 서보 제어장치
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
JP3998410B2 (ja) * 2000-11-02 2007-10-24 三菱電機株式会社 同期回路
US20080111920A1 (en) * 2006-10-18 2008-05-15 Matsushita Electric Industrial Co., Ltd. Vertical frequency distinction circuit, video display apparatus, and vertical frequency distinction method
JP2009253539A (ja) * 2008-04-03 2009-10-29 Panasonic Corp 垂直同期制御装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5545151A (en) * 1978-09-27 1980-03-29 Hitachi Ltd Detection circuit for vertical synchronizing signal
JPS5760514A (en) * 1980-09-26 1982-04-12 Hitachi Ltd Synchronizing signal protection circuit
DE3138310C2 (de) * 1980-09-26 1983-12-22 Hitachi, Ltd., Tokyo Schaltungsanordnung zur Steuerung der Horizontal-Synchronsignale für ein PCM-Signal-Wiedergabegerät
JPS5986967A (ja) * 1982-11-11 1984-05-19 Seiko Epson Corp 垂直同期制御回路及びテレビジョン受像機
JPS6178489U (de) * 1984-10-25 1986-05-26
US4729024A (en) * 1985-03-19 1988-03-01 Canon Kabushiki Kaisha Synchronizing pulse signal generation device
US4769704A (en) * 1985-06-04 1988-09-06 Matsushita Electric Industrial Co., Ltd. Synchronization signal generator
US4675734A (en) * 1985-06-06 1987-06-23 Polaroid Corporation Sync pulse separator circuit
JPS61288574A (ja) * 1985-06-17 1986-12-18 Hitachi Ltd 同期分離回路
KR960013474B1 (ko) * 1988-05-17 1996-10-05 상요덴기 가부시끼가이샤 Ntsc 방송 방식과 pal 방송 방식 겸용의 수직 구동 펄스 발생 회로

Also Published As

Publication number Publication date
KR900005405A (ko) 1990-04-14
CA1309175C (en) 1992-10-20
US4954893A (en) 1990-09-04
KR0133532B1 (ko) 1998-04-22
EP0358175A3 (de) 1991-09-11
JP2584309B2 (ja) 1997-02-26
EP0358175B1 (de) 1996-01-03
DE68925320T2 (de) 1996-09-05
EP0358175A2 (de) 1990-03-14
JPH02177681A (ja) 1990-07-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee