DE60126034D1 - Aufnahme und Wiedergabe von Daten mit elektronischem Wasserzeichen - Google Patents

Aufnahme und Wiedergabe von Daten mit elektronischem Wasserzeichen

Info

Publication number
DE60126034D1
DE60126034D1 DE60126034T DE60126034T DE60126034D1 DE 60126034 D1 DE60126034 D1 DE 60126034D1 DE 60126034 T DE60126034 T DE 60126034T DE 60126034 T DE60126034 T DE 60126034T DE 60126034 D1 DE60126034 D1 DE 60126034D1
Authority
DE
Germany
Prior art keywords
playback
recording
data
electronic watermark
watermark
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
DE60126034T
Other languages
English (en)
Other versions
DE60126034T2 (de
Inventor
Yoichiro Sako
Tatsuya Inokuchi
Shunsuke Furukawa
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
Application granted granted Critical
Publication of DE60126034D1 publication Critical patent/DE60126034D1/de
Publication of DE60126034T2 publication Critical patent/DE60126034T2/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
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10527—Audio or video recording; Data buffering arrangements
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0021—Image watermarking
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00188—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised devices recording or reproducing contents to/from a record carrier
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00731—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction
    • G11B20/00746—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number
    • G11B20/00753—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number wherein the usage restriction limits the number of copies that can be made, e.g. CGMS, SCMS, or CCI flags
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00731—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction
    • G11B20/00746—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number
    • G11B20/00753—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number wherein the usage restriction limits the number of copies that can be made, e.g. CGMS, SCMS, or CCI flags
    • G11B20/00768—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number wherein the usage restriction limits the number of copies that can be made, e.g. CGMS, SCMS, or CCI flags wherein copy control information is used, e.g. for indicating whether a content may be copied freely, no more, once, or never, by setting CGMS, SCMS, or CCI flags
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00884—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a watermark, i.e. a barely perceptible transformation of the original data which can nevertheless be recognised by an algorithm
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/84—Television signal recording using optical recording
    • H04N5/85—Television signal recording using optical recording on discs or drums
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2201/00—General purpose image data processing
    • G06T2201/005—Image watermarking
    • G06T2201/0064—Image watermarking for copy protection or copy management, e.g. CGMS, copy only once, one-time copy
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00007—Time or data compression or expansion
    • G11B2020/00014—Time or data compression or expansion the compressed signal being an audio 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
    • H04N2005/91335—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 watermark
DE60126034T 2000-08-31 2001-08-30 Aufnahme und Wiedergabe von Daten mit elektronischem Wasserzeichen Expired - Fee Related DE60126034T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000264031A JP2002074831A (ja) 2000-08-31 2000-08-31 データ出力方法および装置、データ再生方法および装置、データ記録方法および装置、データ記録再生方法および装置
JP2000264031 2000-08-31

Publications (2)

Publication Number Publication Date
DE60126034D1 true DE60126034D1 (de) 2007-03-08
DE60126034T2 DE60126034T2 (de) 2007-08-09

Family

ID=18751505

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60126034T Expired - Fee Related DE60126034T2 (de) 2000-08-31 2001-08-30 Aufnahme und Wiedergabe von Daten mit elektronischem Wasserzeichen

Country Status (7)

Country Link
US (2) US7280661B2 (de)
EP (2) EP1619682A3 (de)
JP (1) JP2002074831A (de)
KR (2) KR100895045B1 (de)
CN (3) CN101231861A (de)
DE (1) DE60126034T2 (de)
MY (1) MY138069A (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002074831A (ja) * 2000-08-31 2002-03-15 Sony Corp データ出力方法および装置、データ再生方法および装置、データ記録方法および装置、データ記録再生方法および装置
JP2002202787A (ja) * 2000-12-28 2002-07-19 Sony Corp コンテンツデータ、記録媒体、データ記録方法および装置、データ送信方法および装置、データ出力方法および装置、データ再生方法および装置、データ受信方法および装置
US6696989B2 (en) * 2001-09-17 2004-02-24 Matsushita Electric Industrial Co., Ltd. Data-update apparatus, reproduction apparatus, data-addition apparatus, data-detection apparatus and data-removal apparatus
JP2003209789A (ja) * 2002-01-10 2003-07-25 Sony Corp データ再生装置
KR20030081105A (ko) * 2002-04-12 2003-10-17 마츠시타 덴끼 산교 가부시키가이샤 광 디스크 재생장치 및 광 디스크 재생 제어방법
JP2004139646A (ja) * 2002-10-16 2004-05-13 Kenwood Corp データ記録装置、データ再生装置、データ出力装置及び配信システム
US20040088556A1 (en) * 2002-10-31 2004-05-06 Weirauch Charles R. Using digital watermarking for protection of digital data
KR20050101171A (ko) * 2003-01-14 2005-10-20 마츠시타 덴끼 산교 가부시키가이샤 기록장치, 기록방법, 기록매체 및 프로그램
JP3670649B2 (ja) * 2003-02-14 2005-07-13 株式会社東芝 ウォーターマーク処理装置およびウォーターマーク処理方法
JP3979350B2 (ja) * 2003-06-24 2007-09-19 ソニー株式会社 情報記録媒体ドライブ装置、情報処理装置、データ再生制御システム、および方法、並びにコンピュータ・プログラム
CN1839438A (zh) * 2003-09-30 2006-09-27 株式会社建伍 数字水印信息附加设备、数据再现设备以及数据记录设备
JPWO2006030514A1 (ja) * 2004-09-16 2008-05-08 富士通株式会社 画像複製制御装置、画像複製制御方法、画像作成装置、画像作成方法、プログラム、画像複製装置
US20070217648A1 (en) * 2006-03-02 2007-09-20 Thomas Muehlbauer Fingerprinting Digital Media Content
US8250664B2 (en) * 2007-02-23 2012-08-21 Panasonic Corporation Copyright protection data processing system and reproduction device
US8350921B2 (en) * 2007-05-10 2013-01-08 Freescale Semiconductor, Inc. Video processing system, integrated circuit, system for displaying video, system for generating video, method for configuring a video processing system, and computer program product
JP5206024B2 (ja) * 2008-02-28 2013-06-12 富士通株式会社 画像復号化装置、画像暗号化装置、画像復号化方法および画像復号化プログラム
JP5896436B2 (ja) * 2015-01-28 2016-03-30 日立マクセル株式会社 デジタルコンテンツ送受信システム及び方法

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Publication number Priority date Publication date Assignee Title
US6505160B1 (en) * 1995-07-27 2003-01-07 Digimarc Corporation Connected audio and other media objects
TW311999B (en) 1996-10-16 1997-08-01 Ibm Method of recording media data on recording media, accessing media data and system thereof
KR100323441B1 (ko) * 1997-08-20 2002-06-20 윤종용 엠펙2동화상부호화/복호화시스템
JP4064506B2 (ja) * 1997-09-17 2008-03-19 パイオニア株式会社 電子透かし重畳方法及び検出方法並びに装置
US6674858B1 (en) * 1997-12-10 2004-01-06 Hitachi, Ltd. Receiving device, recording and reproducing device and receiving/recording-reproducing system for digital broadcast signal
JPH11339374A (ja) * 1998-05-26 1999-12-10 Yamaha Corp ディジタル記録装置
JP4162294B2 (ja) * 1998-07-03 2008-10-08 パイオニア株式会社 複製制限機能を有する情報再生装置
DE69904141T2 (de) * 1998-10-08 2003-09-11 Matsushita Electric Ind Co Ltd Datenaufzeichnungs- und wiedergabegerät
JP4069339B2 (ja) 1998-10-16 2008-04-02 ソニー株式会社 信号変換装置および信号変換方法
JP2000156641A (ja) 1998-11-20 2000-06-06 Sony Corp 付加情報重畳方法、情報信号複製制御方法、情報信号出力装置および情報信号記録装置
JP4045387B2 (ja) * 1998-12-11 2008-02-13 ソニー株式会社 情報信号複製管理方法、情報信号複製管理システムおよび情報信号記録装置
DE69932695T2 (de) 1998-12-11 2007-09-13 Sony Corp. Technik zur Datenkopiersteuerung
AU766624B2 (en) * 1999-01-27 2003-10-23 Koninklijke Philips Electronics N.V. Record carrier, playback device and method of recording information
US6882728B1 (en) * 1999-04-28 2005-04-19 Hitachi, Ltd. Reproduction apparatus and decoding apparatus
US7120251B1 (en) * 1999-08-20 2006-10-10 Matsushita Electric Industrial Co., Ltd. Data player, digital contents player, playback system, data embedding apparatus, and embedded data detection apparatus
WO2001086650A1 (en) * 2000-05-10 2001-11-15 Koninklijke Philips Electronics N.V. Copy protection system
JP2002074831A (ja) * 2000-08-31 2002-03-15 Sony Corp データ出力方法および装置、データ再生方法および装置、データ記録方法および装置、データ記録再生方法および装置
JP2003209789A (ja) * 2002-01-10 2003-07-25 Sony Corp データ再生装置
WO2003067590A1 (fr) * 2002-02-05 2003-08-14 Sony Corporation Dispositif d'enregistrement de donnees et procede d'enregistrement

Also Published As

Publication number Publication date
KR100895045B1 (ko) 2009-04-24
US20020051960A1 (en) 2002-05-02
EP1619682A2 (de) 2006-01-25
CN1385853A (zh) 2002-12-18
US20050257075A1 (en) 2005-11-17
KR20080038106A (ko) 2008-05-02
DE60126034T2 (de) 2007-08-09
KR20020018075A (ko) 2002-03-07
EP1619682A3 (de) 2006-04-12
CN101231861A (zh) 2008-07-30
CN101231862A (zh) 2008-07-30
JP2002074831A (ja) 2002-03-15
EP1191789A2 (de) 2002-03-27
MY138069A (en) 2009-04-30
EP1191789A3 (de) 2003-11-19
EP1191789B1 (de) 2007-01-17
US7280661B2 (en) 2007-10-09

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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