DE2320376C2 - Schaltungsanordnung zur Synchronisation eines Videosignals mit einem Bezugssignal - Google Patents

Schaltungsanordnung zur Synchronisation eines Videosignals mit einem Bezugssignal

Info

Publication number
DE2320376C2
DE2320376C2 DE2320376A DE2320376A DE2320376C2 DE 2320376 C2 DE2320376 C2 DE 2320376C2 DE 2320376 A DE2320376 A DE 2320376A DE 2320376 A DE2320376 A DE 2320376A DE 2320376 C2 DE2320376 C2 DE 2320376C2
Authority
DE
Germany
Prior art keywords
signal
video signal
memory
circuit arrangement
clock
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
Application number
DE2320376A
Other languages
German (de)
English (en)
Other versions
DE2320376A1 (de
Inventor
Masao Inaba
Kazuo Kashigi
Satoshi Makara
Harunobu Tokyo Nakamura
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.)
NEC Corp
Original Assignee
Nippon 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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Publication of DE2320376A1 publication Critical patent/DE2320376A1/de
Application granted granted Critical
Publication of DE2320376C2 publication Critical patent/DE2320376C2/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/87—Regeneration of colour television signals
    • H04N9/877—Regeneration of colour television signals by assembling picture element blocks in an intermediate memory
    • 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
    • H04N5/067—Arrangements or circuits at the transmitter end
    • 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
    • H04N5/067—Arrangements or circuits at the transmitter end
    • H04N5/073—Arrangements or circuits at the transmitter end for mutually locking plural sources of synchronising signals, e.g. studios or relay stations
    • H04N5/0736—Arrangements or circuits at the transmitter end for mutually locking plural sources of synchronising signals, e.g. studios or relay stations using digital storage buffer techniques
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/87—Regeneration of colour television signals
    • H04N9/89—Time-base error compensation
    • H04N9/896—Time-base error compensation using a digital memory with independent write-in and read-out clock generators

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Color Television Systems (AREA)
DE2320376A 1972-04-24 1973-04-21 Schaltungsanordnung zur Synchronisation eines Videosignals mit einem Bezugssignal Expired DE2320376C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4149172A JPS5320169B2 (US20110009641A1-20110113-C00116.png) 1972-04-24 1972-04-24

Publications (2)

Publication Number Publication Date
DE2320376A1 DE2320376A1 (de) 1973-11-15
DE2320376C2 true DE2320376C2 (de) 1982-09-23

Family

ID=12609807

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2320376A Expired DE2320376C2 (de) 1972-04-24 1973-04-21 Schaltungsanordnung zur Synchronisation eines Videosignals mit einem Bezugssignal

Country Status (6)

Country Link
US (1) US3909839A (US20110009641A1-20110113-C00116.png)
JP (1) JPS5320169B2 (US20110009641A1-20110113-C00116.png)
DE (1) DE2320376C2 (US20110009641A1-20110113-C00116.png)
FR (1) FR2181969B1 (US20110009641A1-20110113-C00116.png)
GB (1) GB1434599A (US20110009641A1-20110113-C00116.png)
NL (1) NL176828C (US20110009641A1-20110113-C00116.png)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1455261A (en) * 1973-05-30 1976-11-10 Micro Consultants Ltd Video signal assignment system
JPS5014592A (US20110009641A1-20110113-C00116.png) * 1973-06-13 1975-02-15
US4212027A (en) * 1974-04-25 1980-07-08 Ampex Corporation Time base compensator
US4007486A (en) * 1974-10-05 1977-02-08 Nippon Electric Co., Ltd. Phase locking system for television signals using a digital memory technique
JPS5816396B2 (ja) * 1975-02-08 1983-03-31 ソニー株式会社 カラ−エイゾウシンゴウシヨリソウチ
US4081826A (en) * 1975-05-15 1978-03-28 Sony Corporation Video time base corrector
US4054921A (en) * 1975-05-19 1977-10-18 Sony Corporation Automatic time-base error correction system
JPS529319A (en) * 1975-07-11 1977-01-24 Sony Corp Time base error correcting device
US4109276A (en) * 1976-03-19 1978-08-22 Rca Corporation Memory read/write organization for a television signal processor
GB1576621A (en) * 1976-03-19 1980-10-08 Rca Corp Television synchronizing apparatus
US4101926A (en) * 1976-03-19 1978-07-18 Rca Corporation Television synchronizing apparatus
US4122488A (en) * 1976-05-10 1978-10-24 Nippon Television Industry Corporation Sync signal generator with memorization of phase detection output
US4148079A (en) * 1976-08-28 1979-04-03 Robert Bosch Gmbh Correction of rapid periodic timing errors in the production of tape-recorded color television signals and the like
DE2748453C2 (de) 1976-10-29 1983-08-25 Ampex Corp., 94063 Redwood City, Calif. Anordnung für eine gleichzeitige Aufzeichnung einer Vielzahl von digitalen Signalkomponenten eines analogen Video-Informationssignals
DE2759865C2 (de) * 1976-10-29 1984-04-05 Ampex Corp., 94063 Redwood City, Calif. Digitale Zeitbasiskorrektur-Anordnung zur Korrektur von Zeitbasisfehlern in Digitaldaten
JPS5927513B2 (ja) * 1976-11-05 1984-07-06 日本テレビジヨン工業株式会社 信号発生器
JPS5377110A (en) * 1976-12-20 1978-07-08 Nec Corp Transmission fault reduction system
AT347511B (de) * 1977-02-22 1978-12-27 Philips Nv Schaltungsanordnung zur digitalen korrektur von zeitbasisfehlern eines fernsehsignals
JPS5425621A (en) * 1977-07-29 1979-02-26 Hitachi Denshi Ltd Time axis correction system by video pilot signal
JPS5831152B2 (ja) * 1977-10-17 1983-07-04 ソニー株式会社 カラ−映像信号の処理回路
JPS6043707B2 (ja) * 1978-03-08 1985-09-30 株式会社東京放送 位相変換装置
DE2817556C2 (de) * 1978-04-21 1982-09-09 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur Steuerung eines dynamischen Speichers
JPS6031390B2 (ja) * 1978-05-12 1985-07-22 日本電気株式会社 特殊効果装置
JPS6053940B2 (ja) * 1978-05-19 1985-11-28 株式会社東京放送 フレ−ムシンクロナイザにおける書き込み禁止制御回路
JPS5637788A (en) * 1979-09-03 1981-04-11 Mitsubishi Electric Corp Memory device
US4277796A (en) * 1979-10-22 1981-07-07 Rca Corporation Slow down color processor for video disc mastering using a special mode VTR
JPS5742282A (en) * 1980-08-27 1982-03-09 Shin Meiwa Ind Co Ltd A/d converter for output video signal of vtr
JPS57124985A (en) * 1981-01-26 1982-08-04 Victor Co Of Japan Ltd Color video signal reproducing device
US4464679A (en) * 1981-07-06 1984-08-07 Rca Corporation Method and apparatus for operating a microprocessor in synchronism with a video signal
US5584032A (en) * 1984-10-17 1996-12-10 Hyatt; Gilbert P. Kernel processor system
DE3509623A1 (de) * 1985-03-16 1986-09-18 Robert Bosch Gmbh, 7000 Stuttgart Synchronisiersystem fuer farbfernsehsignale
KR910001653B1 (ko) * 1986-05-14 1991-03-16 미쯔비시덴끼 가부시끼가이샤 컬러 영상신호 합성장치
US4857990A (en) * 1986-06-20 1989-08-15 Computer Devices, Inc. Digital video storage
JP2523601B2 (ja) * 1987-03-16 1996-08-14 パイオニア株式会社 ビデオフオ−マツト信号処理方式
US5111295A (en) * 1990-04-20 1992-05-05 Chao Lee M Method and system for high definition color TV compatible with existing TV sets, existing broadcasting channels and existing VCR equipment
US6469741B2 (en) 1993-07-26 2002-10-22 Pixel Instruments Corp. Apparatus and method for processing television signals
US5550594A (en) * 1993-07-26 1996-08-27 Pixel Instruments Corp. Apparatus and method for synchronizing asynchronous signals
TW269091B (US20110009641A1-20110113-C00116.png) * 1993-12-22 1996-01-21 Matsushita Electric Ind Co Ltd
JP2006235129A (ja) * 2005-02-23 2006-09-07 Matsushita Electric Ind Co Ltd 映像信号処理装置
JP4932517B2 (ja) * 2007-02-08 2012-05-16 Ｎｅｃディスプレイソリューションズ株式会社 画像表示装置及びその周波数調整方法
JP4875035B2 (ja) * 2008-09-10 2012-02-15 株式会社東芝 映像記録再生装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1203635A (en) * 1967-05-22 1970-08-26 Rca Corp Color amplitude and/or velocity error corrector
DE1774302B2 (de) * 1968-05-20 1977-11-17 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und schaltungsanordnung zum ausgleich von zeitfehlern bei elektrischen signalen, die von einem informationstraeger abgenommen werden
US3763317A (en) * 1970-04-01 1973-10-02 Ampex System for correcting time-base errors in a repetitive signal
US3795763A (en) * 1972-04-18 1974-03-05 Communications Satellite Corp Digital television transmission system

Also Published As

Publication number Publication date
NL176828B (nl) 1985-01-02
DE2320376A1 (de) 1973-11-15
NL7305655A (US20110009641A1-20110113-C00116.png) 1973-10-26
US3909839A (en) 1975-09-30
JPS494438A (US20110009641A1-20110113-C00116.png) 1974-01-16
GB1434599A (en) 1976-05-05
NL176828C (nl) 1985-06-03
FR2181969A1 (US20110009641A1-20110113-C00116.png) 1973-12-07
JPS5320169B2 (US20110009641A1-20110113-C00116.png) 1978-06-24
FR2181969B1 (US20110009641A1-20110113-C00116.png) 1982-03-05

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Legal Events

Date Code Title Description
D2 Grant after examination
8363 Opposition against the patent
8331 Complete revocation