DE69718753D1 - Informationsausgabevorrichtung, Informationsaufnahmevorrichtung, und Informationsverdopplungssteuersystem - Google Patents

Informationsausgabevorrichtung, Informationsaufnahmevorrichtung, und Informationsverdopplungssteuersystem

Info

Publication number
DE69718753D1
DE69718753D1 DE69718753T DE69718753T DE69718753D1 DE 69718753 D1 DE69718753 D1 DE 69718753D1 DE 69718753 T DE69718753 T DE 69718753T DE 69718753 T DE69718753 T DE 69718753T DE 69718753 D1 DE69718753 D1 DE 69718753D1
Authority
DE
Germany
Prior art keywords
information
control system
duplication control
output device
recording device
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 - Lifetime
Application number
DE69718753T
Other languages
English (en)
Other versions
DE69718753T2 (de
Inventor
Takehiro Sugita
Akira Ogino
Takashi Usui
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of DE69718753D1 publication Critical patent/DE69718753D1/de
Application granted granted Critical
Publication of DE69718753T2 publication Critical patent/DE69718753T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04N5/913—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
    • 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]
    • 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
    • H04N2005/9135—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal by superimposing the spectrally spread copy protection signal onto the video signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Television Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
DE69718753T 1996-11-18 1997-11-12 Informationsausgabevorrichtung, Informationsaufnahmevorrichtung, und Informationsverdopplungssteuersystem Expired - Lifetime DE69718753T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP32233096A JP3736588B2 (ja) 1996-11-18 1996-11-18 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

Publications (2)

Publication Number Publication Date
DE69718753D1 true DE69718753D1 (de) 2003-03-06
DE69718753T2 DE69718753T2 (de) 2003-10-23

Family

ID=18142446

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69718753T Expired - Lifetime DE69718753T2 (de) 1996-11-18 1997-11-12 Informationsausgabevorrichtung, Informationsaufnahmevorrichtung, und Informationsverdopplungssteuersystem

Country Status (5)

Country Link
US (3) US6112008A (de)
EP (1) EP0843471B1 (de)
JP (1) JP3736588B2 (de)
CN (1) CN1127851C (de)
DE (1) DE69718753T2 (de)

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US6611607B1 (en) * 1993-11-18 2003-08-26 Digimarc Corporation Integrating digital watermarks in multimedia content
US7676059B2 (en) * 1994-10-21 2010-03-09 Digimarc Corporation Video steganography or encoding
US6983051B1 (en) * 1993-11-18 2006-01-03 Digimarc Corporation Methods for audio watermarking and decoding
US6560349B1 (en) * 1994-10-21 2003-05-06 Digimarc Corporation Audio monitoring using steganographic information
US6411725B1 (en) * 1995-07-27 2002-06-25 Digimarc Corporation Watermark enabled video objects
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
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
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
JP3901268B2 (ja) * 1997-01-23 2007-04-04 ソニー株式会社 情報信号出力制御装置、情報信号出力制御方法、情報信号複製防止装置および情報信号複製防止方法
JPH10340531A (ja) * 1997-06-10 1998-12-22 Sony Corp 情報信号記録装置、情報信号記録方法および情報信号記録媒体
KR19990006895A (ko) * 1997-06-17 1999-01-25 이데이 노브유끼 정보신호 처리장치
JP4045381B2 (ja) * 1997-08-29 2008-02-13 ソニー株式会社 映像信号への付加情報の重畳方法および装置
JPH1173725A (ja) 1997-08-29 1999-03-16 Sony Corp 情報信号記録再生システム、情報記録装置、情報信号再生装置および情報信号記録再生方法
JP3867744B2 (ja) * 1997-09-01 2007-01-10 ソニー株式会社 スペクトラム拡散信号検出方法および装置
JPH11177924A (ja) * 1997-12-10 1999-07-02 Sony Corp 信号再生装置、信号記録装置、信号記録システム、信号再生方法、並びに、信号記録方法
JP2000013585A (ja) * 1998-06-19 2000-01-14 Sony Corp 付加情報の重畳装置、付加情報の重畳方法、画像情報記録装置および画像情報記録方法
JP3975308B2 (ja) 1998-07-15 2007-09-12 ソニー株式会社 情報信号再生システム、情報信号読み出し装置、情報信号処理装置、情報信号再生方法、情報信号読み出し方法、および、情報信号処理方法
US6425098B1 (en) 1998-10-20 2002-07-23 Midbar Tech (1998) Ltd. Prevention of disk piracy
US6988206B1 (en) 1998-10-20 2006-01-17 Macrovision Europe Limited Prevention of CD-audio piracy using sub-code channels
JP3868643B2 (ja) 1998-12-03 2007-01-17 株式会社日立製作所 デジタル情報複製制限方法、デジタル情報複製制限装置およびデジタル情報記録装置
JP3916804B2 (ja) * 1999-07-06 2007-05-23 パイオニア株式会社 コンテンツの記録媒体及びその再生装置
JP2001118331A (ja) * 1999-10-19 2001-04-27 Sony Corp 記録装置、記録再生装置、記録方法
JP3728621B2 (ja) * 2000-02-10 2005-12-21 松下電器産業株式会社 デジタルデータのコピー制御方法及び再生装置
US7127744B2 (en) 2000-03-10 2006-10-24 Digimarc Corporation Method and apparatus to protect media existing in an insecure format
US20020150246A1 (en) * 2000-06-28 2002-10-17 Akira Ogino Additional information embedding device and additional information embedding method
US7017045B1 (en) * 2000-08-22 2006-03-21 Koninklijke Philips Electronics N.V. Multimedia watermarking system and method
US7266704B2 (en) 2000-12-18 2007-09-04 Digimarc Corporation User-friendly rights management systems and methods
JP4649797B2 (ja) * 2001-08-09 2011-03-16 ソニー株式会社 情報記録装置、情報再生装置、および情報記録方法、情報再生方法、並びにコンピュータ・プログラム
US20030067858A1 (en) * 2001-09-14 2003-04-10 Pioneer Corporation Information recording medium, information reading apparatus and information recording apparatus
JP3746230B2 (ja) 2001-09-29 2006-02-15 株式会社東芝 レコーディング装置、コピー制御方法及びプログラム
GB2397989B (en) * 2001-11-02 2004-12-15 Toshiba Res Europ Ltd Receiver processing system
US6952479B2 (en) 2001-11-27 2005-10-04 Macrovision Europe Limited Dynamic copy protection of optical media
JP2003317395A (ja) * 2002-04-15 2003-11-07 Pioneer Electronic Corp 情報記録装置および情報記録方法
US7024575B2 (en) * 2002-11-14 2006-04-04 Intel Corporation Apparatus and method for time synchronization of a plurality of multimedia streams
US7356618B2 (en) * 2003-12-31 2008-04-08 Intel Corporation Method and system for synchronizing platform clocks in a distributed wireless platform
US7266713B2 (en) * 2004-01-09 2007-09-04 Intel Corporation Apparatus and method for adaptation of time synchronization of a plurality of multimedia streams
JP3988052B2 (ja) * 2004-01-29 2007-10-10 ソニー株式会社 光ディスク記録装置、光ディスク記録方法、光ディスク、光ディスク再生装置および光ディスク再生方法
US8929011B1 (en) * 2013-10-14 2015-01-06 Lsi Corporation Sync mark system for two dimensional magnetic recording

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US3838444A (en) * 1972-10-30 1974-09-24 Hazeltine Research Inc System for transmitting auxiliary information in low energy density portion of color tv spectrum
US3984624A (en) * 1974-07-25 1976-10-05 Weston Instruments, Inc. Video system for conveying digital and analog information
US4969041A (en) * 1988-09-23 1990-11-06 Dubner Computer Systems, Inc. Embedment of data in a video signal
US5134496A (en) * 1989-05-26 1992-07-28 Technicolor Videocassette Of Michigan Inc. Bilateral anti-copying device for video systems
JP3114263B2 (ja) * 1991-07-29 2000-12-04 ソニー株式会社 映像信号記録システム
TW221507B (de) * 1992-06-16 1994-03-01 Matsushita Electric Ind Co Ltd
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
JP3217137B2 (ja) * 1992-07-28 2001-10-09 株式会社日立製作所 映像信号記録装置、再生装置及び伝送装置
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
US5574787A (en) * 1994-07-25 1996-11-12 Ryan; John O. Apparatus and method for comprehensive copy protection for video platforms and unprotected source material
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
DE69616469T2 (de) * 1995-09-01 2002-07-18 Sony Corp Datenaufzeichnung mit Kopierschutz
US5822360A (en) * 1995-09-06 1998-10-13 Solana Technology Development Corporation Method and apparatus for transporting auxiliary data in audio signals
JP3371187B2 (ja) * 1995-12-04 2003-01-27 ソニー株式会社 情報信号記録装置および方法、並びに情報信号複製装置および方法
US5719937A (en) * 1995-12-06 1998-02-17 Solana Technology Develpment Corporation Multi-media copy management system
AU1344097A (en) * 1996-01-03 1997-08-01 Sony Electronics Inc. Copy protect recording and playback system
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
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
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

Also Published As

Publication number Publication date
EP0843471A1 (de) 1998-05-20
EP0843471B1 (de) 2003-01-29
CN1189053A (zh) 1998-07-29
JPH10149621A (ja) 1998-06-02
US6112008A (en) 2000-08-29
US6381402B1 (en) 2002-04-30
CN1127851C (zh) 2003-11-12
US6370320B1 (en) 2002-04-09
DE69718753T2 (de) 2003-10-23
JP3736588B2 (ja) 2006-01-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)