DE69314545T2 - Vorrichtung zum Aufzeichnen/Wiedergeben eines digitalen Videosignals - Google Patents

Vorrichtung zum Aufzeichnen/Wiedergeben eines digitalen Videosignals

Info

Publication number
DE69314545T2
DE69314545T2 DE69314545T DE69314545T DE69314545T2 DE 69314545 T2 DE69314545 T2 DE 69314545T2 DE 69314545 T DE69314545 T DE 69314545T DE 69314545 T DE69314545 T DE 69314545T DE 69314545 T2 DE69314545 T2 DE 69314545T2
Authority
DE
Germany
Prior art keywords
reproducing
recording
video signal
digital video
digital
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
DE69314545T
Other languages
English (en)
Other versions
DE69314545D1 (de
Inventor
Akira Iketani
Susumu Ikeda
Susumu Yamaguchi
Chiyoko Matsumi
Takayasu Yoshida
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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
Priority claimed from JP4318240A external-priority patent/JP2713068B2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69314545D1 publication Critical patent/DE69314545D1/de
Publication of DE69314545T2 publication Critical patent/DE69314545T2/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
    • H04N5/76—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
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/9201—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal
    • H04N5/9206—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal the additional signal being a character code signal
    • 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
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
    • H04N5/9265—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation with processing of the sound signal
    • 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
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
    • 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
    • H04N2005/91321—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 copy protection control signal, e.g. a record inhibit signal
    • 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
    • H04N2005/91328—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 copy management signal, e.g. a copy generation management signal [CGMS]

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
DE69314545T 1992-06-16 1993-06-16 Vorrichtung zum Aufzeichnen/Wiedergeben eines digitalen Videosignals Expired - Fee Related DE69314545T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP15635592 1992-06-16
JP4318240A JP2713068B2 (ja) 1992-11-27 1992-11-27 映像信号処理装置及びその方法と伝送方法

Publications (2)

Publication Number Publication Date
DE69314545D1 DE69314545D1 (de) 1997-11-20
DE69314545T2 true DE69314545T2 (de) 1998-03-19

Family

ID=26484137

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69314545T Expired - Fee Related DE69314545T2 (de) 1992-06-16 1993-06-16 Vorrichtung zum Aufzeichnen/Wiedergeben eines digitalen Videosignals

Country Status (4)

Country Link
US (1) US5486930A (de)
EP (1) EP0574892B1 (de)
DE (1) DE69314545T2 (de)
TW (1) TW221507B (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0644755A (ja) * 1992-07-24 1994-02-18 Sony Corp ビデオ信号の伝送方法及び記録装置
US5521712A (en) * 1993-02-12 1996-05-28 Sony Corporation Teletext signal recording and reproducing apparatus
JP3250333B2 (ja) 1993-04-02 2002-01-28 ソニー株式会社 映像信号処理方法、映像信号記録方法、映像信号再生方法、映像信号処理装置、映像信号記録装置及び映像信号再生装置
EP1261215B1 (de) * 1994-01-20 2007-05-30 Sony Corporation Aufzeichnungs- und/oder Wiedergabegerät für digitale Audio- und Videosignale
JP3321972B2 (ja) * 1994-02-15 2002-09-09 ソニー株式会社 ディジタル信号記録装置
JP3329063B2 (ja) * 1994-03-29 2002-09-30 ソニー株式会社 再生装置
JP3320199B2 (ja) * 1994-05-25 2002-09-03 キヤノン株式会社 画像再生装置
JP3617115B2 (ja) * 1995-03-31 2005-02-02 ソニー株式会社 ビデオ信号処理装置および処理方法
JPH0998375A (ja) 1995-09-29 1997-04-08 Sony Corp デジタル画像信号の記録方法、記録装置及び記録再生装置
US6507953B1 (en) * 1996-02-02 2003-01-14 Thomson Licensing S.A. System and method for interfacing multiple electronic devices
GB9605614D0 (en) * 1996-03-18 1996-05-22 Philips Electronics Nv Recording and/or replaying teletext signals
JP3778236B2 (ja) * 1996-10-22 2006-05-24 ソニー株式会社 映像信号伝送方法、映像信号出力方法、映像信号出力装置および付加情報検出装置
JP3671992B2 (ja) * 1996-10-28 2005-07-13 ソニー株式会社 映像信号受信装置および映像信号受信方法
JP3707165B2 (ja) 1996-11-01 2005-10-19 ソニー株式会社 映像伝送方法、映像処理方法、映像伝送装置および映像処理装置
JP3700738B2 (ja) * 1996-11-18 2005-09-28 ソニー株式会社 情報出力装置、情報出力方法、記録装置および記録方法
JPH10149622A (ja) 1996-11-18 1998-06-02 Sony Corp 情報複製防止方法および情報複製防止装置
JP3736588B2 (ja) * 1996-11-18 2006-01-18 ソニー株式会社 情報出力装置、情報出力方法、記録装置および情報複製防止制御方法
JP3594062B2 (ja) 1996-11-19 2004-11-24 ソニー株式会社 情報伝送方法、情報出力装置および情報記録装置
US5818769A (en) * 1996-11-26 1998-10-06 Tweed; David B. Dynamically variable digital delay line
JPH10174063A (ja) * 1996-12-10 1998-06-26 Sony Corp 映像信号伝送方法、重畳情報抽出方法、映像信号出力装置、映像信号受信装置および映像信号記録媒体
JPH10191244A (ja) * 1996-12-19 1998-07-21 Sony Corp 映像信号伝送方法、重畳情報抽出方法、映像信号出力装置、映像信号受信装置および映像記録媒体
GB9626574D0 (en) * 1996-12-20 1997-02-05 Thomson Consumer Electronics Control of consumer recording equipment
US6584275B1 (en) 1996-12-20 2003-06-24 Thomson Licensing Sa Control of consumer recording equipment
JP3594063B2 (ja) 1997-01-13 2004-11-24 ソニー株式会社 情報信号伝送方法および複製防止制御方法
TW401702B (en) * 1997-01-20 2000-08-11 Sony Corp Image signal transmitting method, superimposed signal extracting method, image signal output apparatus, image signal receiving apparatus and image signal recording medium
JP3867738B2 (ja) * 1997-01-22 2007-01-10 ソニー株式会社 映像信号伝送方法および重畳情報抽出方法
US6356704B1 (en) 1997-06-16 2002-03-12 Ati Technologies, Inc. Method and apparatus for detecting protection of audio and video signals
TW398116B (en) * 1997-09-01 2000-07-11 Sony Corp Method and apparatus for detecting spectrum spread signals
JP2000333139A (ja) * 1999-05-18 2000-11-30 Sony Corp 情報提供装置および方法、情報受信装置および方法、抽選システムおよび方法、並びに媒体
US6690880B1 (en) 1999-05-21 2004-02-10 Ati International, Srl Method and apparatus for copy protection detection in a video signal
US6567127B1 (en) 1999-10-08 2003-05-20 Ati International Srl Method and apparatus for enhanced video encoding

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5949754B2 (ja) * 1976-07-31 1984-12-04 ソニー株式会社 テ−プの編集機
DE2921892A1 (de) * 1979-05-30 1980-12-11 Bosch Gmbh Robert Verfahren zum speichern digitaler fernsehsignale
DE3332661C1 (de) * 1983-09-10 1985-02-07 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Zeitsequentielles UEbertragungssystem,insbesondere fuer einen Videorecorder
US4575770A (en) * 1983-12-05 1986-03-11 Rca Corporation Video disc data systems for interactive applications
DE3441152A1 (de) * 1984-11-10 1986-05-28 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig holländ. Stiftung & Co KG, 8510 Fürth Verfahren zur magnetischen aufzeichnung und wiedergabe von telekommunikations-signalen, insbesondere von videotext- und/oder kabeltext-signalen
US4631603A (en) * 1985-04-17 1986-12-23 Macrovision Method and apparatus for processing a video signal so as to prohibit the making of acceptable video tape recordings thereof
JPS6482865A (en) * 1987-09-25 1989-03-28 Matsushita Electric Ind Co Ltd Digital magnetic recording and reproducing device
JPH01264385A (ja) * 1988-04-15 1989-10-20 Hitachi Ltd 映像信号記録再生装置
JP2664944B2 (ja) * 1988-08-12 1997-10-22 株式会社日立製作所 映像信号処理回路
JP2877338B2 (ja) * 1989-03-28 1999-03-31 キヤノン株式会社 信号記録装置
US5218454A (en) * 1989-03-28 1993-06-08 Canon Kabushiki Kaisha Apparatus for improved recording of signals having video and audio components
FR2658022B1 (fr) * 1990-02-07 1995-09-22 Telediffusion Fse Procede et systeme de marquage et d'identification d'information numerisee.
KR950004051Y1 (ko) * 1990-02-15 1995-05-19 주식회사 금성사 Vcr 재생시 휘도와 색신호의 시간차 보정회로
JPH04246987A (ja) * 1991-01-31 1992-09-02 Sony Corp 記録再生装置

Also Published As

Publication number Publication date
TW221507B (de) 1994-03-01
US5486930A (en) 1996-01-23
EP0574892B1 (de) 1997-10-15
EP0574892A2 (de) 1993-12-22
EP0574892A3 (en) 1994-06-01
DE69314545D1 (de) 1997-11-20

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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