ATE327552T1 - System zum kopierschutz von aufgezeichneten signalen - Google Patents
System zum kopierschutz von aufgezeichneten signalenInfo
- Publication number
- ATE327552T1 ATE327552T1 AT98900142T AT98900142T ATE327552T1 AT E327552 T1 ATE327552 T1 AT E327552T1 AT 98900142 T AT98900142 T AT 98900142T AT 98900142 T AT98900142 T AT 98900142T AT E327552 T1 ATE327552 T1 AT E327552T1
- Authority
- AT
- Austria
- Prior art keywords
- bit
- pattern
- information
- copy protection
- recorded signals
- Prior art date
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
- G11B20/00086—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
-
- 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
- G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
- Liquid Developers In Electrophotography (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP97200165 | 1997-01-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE327552T1 true ATE327552T1 (de) | 2006-06-15 |
Family
ID=8227947
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT98900142T ATE327552T1 (de) | 1997-01-27 | 1998-01-22 | System zum kopierschutz von aufgezeichneten signalen |
Country Status (10)
Country | Link |
---|---|
US (1) | US7000113B1 (de) |
EP (1) | EP0902946B1 (de) |
JP (1) | JP4046767B2 (de) |
KR (1) | KR100573627B1 (de) |
CN (2) | CN101079295A (de) |
AT (1) | ATE327552T1 (de) |
AU (1) | AU5337598A (de) |
DE (1) | DE69834604T2 (de) |
TW (1) | TW428163B (de) |
WO (1) | WO1998033176A2 (de) |
Families Citing this family (51)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6233684B1 (en) * | 1997-02-28 | 2001-05-15 | Contenaguard Holdings, Inc. | System for controlling the distribution and use of rendered digital works through watermaking |
JP3103061B2 (ja) * | 1997-09-12 | 2000-10-23 | インターナショナル・ビジネス・マシーンズ・コーポレ−ション | トークン作成装置および該トークンを用いたデータ制御システム |
JP3890737B2 (ja) * | 1998-04-14 | 2007-03-07 | 株式会社日立製作所 | ディジタル映像信号または音声信号の再生装置及び再生方法 |
US7336712B1 (en) * | 1998-09-02 | 2008-02-26 | Koninklijke Philips Electronics N.V. | Video signal transmission |
FR2783658B1 (fr) * | 1998-09-23 | 2000-10-13 | Thomson Multimedia Sa | Protection contre la copie de donnees numeriques stockees sur un support d'informations |
TR200002630T1 (tr) * | 1999-01-13 | 2000-12-21 | Koninklijke Philips Electronics N.V. | Kodlanmış bir sinyale bütünleyici veri ekleme |
ES2231153T3 (es) | 1999-01-27 | 2005-05-16 | Koninklijke Philips Electronics N.V. | Soporte de grabacion, dispositivo de reproduccion y metodo de grabacion de informacion. |
US6601046B1 (en) | 1999-03-25 | 2003-07-29 | Koninklijke Philips Electronics N.V. | Usage dependent ticket to protect copy-protected material |
PL364770A1 (en) * | 2000-02-01 | 2004-12-13 | Koninklijke Philips Electronics N.V. | Protecting content from illicit reproduction by proof of existence of a complete data set |
US7127744B2 (en) * | 2000-03-10 | 2006-10-24 | Digimarc Corporation | Method and apparatus to protect media existing in an insecure format |
KR20020020899A (ko) * | 2000-03-30 | 2002-03-16 | 요트.게.아. 롤페즈 | 이진 소스신호의 복수의 비트의 스트림을 이진 채널신호의복수의 비트의 스트림으로 인코딩하는 방법 |
JP2002057997A (ja) * | 2000-06-01 | 2002-02-22 | Sony Corp | コンテンツデータ、データ記録媒体、データ記録方法及び装置、データ再生方法及び装置、データ送信方法及び装置、データ受信方法及び装置 |
EP1360690B1 (de) * | 2000-07-07 | 2012-05-30 | Koninklijke Philips Electronics N.V. | Aufzeichnungsträger, wiedergabegerät und informationssystem mit einem aufzeichnungsträger und einem wiedergabegerät |
JP4595182B2 (ja) * | 2000-09-07 | 2010-12-08 | ソニー株式会社 | 情報記録装置、情報再生装置、情報記録方法、情報再生方法、および情報記録媒体、並びにプログラム提供媒体 |
EP1207527A1 (de) * | 2000-11-17 | 2002-05-22 | Deutsche Thomson-Brandt Gmbh | Verfahren und Gerät zur Feststellung Hauptparameterwerte eines Speichermediums, die zur Wiedergabe des Speichermediums benötigt werden |
US7003046B2 (en) * | 2000-12-28 | 2006-02-21 | Victor Company Of Japan, Ltd. | Modulation system |
US7509682B2 (en) * | 2001-02-05 | 2009-03-24 | Lg Electronics Inc. | Copy protection method and system for digital media |
US7506376B2 (en) * | 2001-02-05 | 2009-03-17 | Lg Electronics Inc. | Copy protection method for digital media |
KR100493311B1 (ko) * | 2001-02-21 | 2005-06-07 | 엘지전자 주식회사 | 디지털 미디어의 복제 제어를 위한 워터마크기반 복제관리 시스템 및 방법 |
US7043051B2 (en) | 2001-02-21 | 2006-05-09 | Lg Electronics Inc. | Proprietary watermark system for secure digital media and content distribution |
US7058201B2 (en) | 2001-03-28 | 2006-06-06 | Lg Electronics Inc. | Method of embedding watermark into digital image |
GB2374718A (en) * | 2001-04-11 | 2002-10-23 | Hewlett Packard Co | Data authentication |
KR100493284B1 (ko) | 2001-05-11 | 2005-06-03 | 엘지전자 주식회사 | 디지털 미디어의 복제 제어 방법 및 시스템 |
JP4934923B2 (ja) * | 2001-08-09 | 2012-05-23 | 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 |
JP3832289B2 (ja) * | 2001-08-20 | 2006-10-11 | ソニー株式会社 | 情報記録装置、ビデオ信号出力装置、ストリーム出力方法、プログラム、記録媒体、およびデータ構造 |
EP1433175A1 (de) * | 2001-09-05 | 2004-06-30 | Koninklijke Philips Electronics N.V. | Ein robustes wasserzeichen für dsd-signale (direct stream digital) |
JP4020077B2 (ja) * | 2001-09-14 | 2007-12-12 | ソニー株式会社 | 記録媒体の再生方法および再生装置、並びに記録媒体の記録方法および記録装置 |
KR100415486B1 (ko) * | 2001-10-06 | 2004-01-24 | 주식회사 마크애니 | 워터마크를 삽입하는 방법 및 장치, 및 이를 이용하여제작된 디지털 컨텐츠의 복사, 재생을 제어하는 방법 및장치 |
US7372964B2 (en) * | 2001-10-10 | 2008-05-13 | Kabushiki Kaisha Toshiba | Method and apparatus for recording information including secret information and method and apparatus for reproduction thereof |
AU2002351141A1 (en) * | 2001-12-21 | 2003-07-09 | Koninklijke Philips Electronics N.V. | Increasing integrity of watermarks using robust features |
US7231061B2 (en) * | 2002-01-22 | 2007-06-12 | Digimarc Corporation | Adaptive prediction filtering for digital watermarking |
CN100401408C (zh) * | 2002-03-28 | 2008-07-09 | 皇家飞利浦电子股份有限公司 | 水印信息信号的解码 |
JP2005530263A (ja) * | 2002-06-20 | 2005-10-06 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | ユーザ情報をマニプレーションから保護するための方法および装置 |
JP3813549B2 (ja) * | 2002-06-28 | 2006-08-23 | 株式会社東芝 | 復元方法及び復元システム |
JP2004054710A (ja) * | 2002-07-22 | 2004-02-19 | Sony Corp | 情報処理装置、情報処理方法および情報処理システム |
CH695718A5 (fr) * | 2002-09-20 | 2006-07-31 | Alpvision Sa | Procédé de génération et d'application sur un support d'un marquage spatial numérique. |
KR100974449B1 (ko) * | 2003-04-24 | 2010-08-10 | 엘지전자 주식회사 | 광디스크의 복사 방지 정보 관리방법 |
KR100972831B1 (ko) * | 2003-04-24 | 2010-07-28 | 엘지전자 주식회사 | 엔크립트된 데이터의 보호방법 및 그 재생장치 |
KR20040092649A (ko) * | 2003-04-24 | 2004-11-04 | 엘지전자 주식회사 | 광디스크의 복사 방지 정보 관리방법 |
KR100974448B1 (ko) * | 2003-04-24 | 2010-08-10 | 엘지전자 주식회사 | 광디스크의 복사 방지 정보 관리방법 |
JP4247057B2 (ja) * | 2003-06-30 | 2009-04-02 | パイオニア株式会社 | 情報記録媒体、情報再生装置及び情報再生方法 |
JP4556395B2 (ja) * | 2003-08-28 | 2010-10-06 | ソニー株式会社 | コンテンツ識別方法及びコンテンツ識別システム |
US9342662B2 (en) * | 2003-09-16 | 2016-05-17 | Media Rights Technologies, Inc. | Method and system for controlling video media |
CN1954608A (zh) * | 2003-12-05 | 2007-04-25 | 美国电影协会 | 控制禁止复制内容显示的***和方法 |
DE102005000796A1 (de) | 2005-01-05 | 2006-07-13 | Giesecke & Devrient Gmbh | Tragbarer Datenträger mit Wasserzeichen-Funktionalität |
TW200629244A (en) * | 2005-02-02 | 2006-08-16 | Ulead Systems Inc | Medium content protection method |
US20080215605A1 (en) * | 2005-07-14 | 2008-09-04 | Koninklijke Philips Electronics, N.V. | Method for Embedding Data |
TWI288892B (en) * | 2005-12-28 | 2007-10-21 | Inst Information Industry | Content protection method for vector graph format |
US8249350B2 (en) * | 2006-06-30 | 2012-08-21 | University Of Geneva | Brand protection and product autentication using portable devices |
WO2008071442A1 (de) * | 2006-12-14 | 2008-06-19 | Tredess 2010, S.L. | Verfahren zur kennzeichnung eines digitalen bildes mit einem digitalen wasserzeichen |
JP5476754B2 (ja) * | 2008-04-09 | 2014-04-23 | ソニー株式会社 | 暗号化ストリーム処理回路および暗号化ストリーム処理方法 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4644493A (en) * | 1984-09-14 | 1987-02-17 | International Business Machines Corporation | Implementing a shared higher level of privilege on personal computers for copy protection of software |
US4743490A (en) * | 1986-02-24 | 1988-05-10 | Minnesota Mining And Manufacturing Company | Counterfeit-resistant magnetic recording tape |
DE69233335T2 (de) | 1991-12-02 | 2005-02-10 | Koninklijke Philips Electronics N.V. | Geschlossenes Informationssystem mit Kopierschutz |
EP0930614B1 (de) * | 1991-12-02 | 2004-03-31 | Philips Electronics N.V. | Geschlossenes Informationssystem mit Kopierschutz |
US5319735A (en) * | 1991-12-17 | 1994-06-07 | Bolt Beranek And Newman Inc. | Embedded signalling |
GB2268906A (en) * | 1992-07-24 | 1994-01-26 | Portals Ltd | Counterfeit protection for documents using optical effects of liquid crystal |
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 |
DE4311683C2 (de) * | 1993-04-08 | 1996-05-02 | Sonopress Prod | Plattenförmiger optischer Speicher und Verfahren zu dessen Herstellung |
US5412718A (en) * | 1993-09-13 | 1995-05-02 | Institute Of Systems Science | Method for utilizing medium nonuniformities to minimize unauthorized duplication of digital information |
US5434917A (en) * | 1993-10-13 | 1995-07-18 | Thomson Consumer Electronics S.A. | Unforgeable identification device, identification device reader and method of identification |
KR100518470B1 (ko) | 1993-12-23 | 2005-12-27 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 적응성디더감산,숨겨진채널비트삽입및필터링을통한다중비트코드화디지탈음향의엔코딩방법및장치와,이방법과함께사용하기위한엔코딩및디코딩장치 |
US5495466A (en) * | 1994-01-10 | 1996-02-27 | Eastman Kodak Company | Write verification in an optical recording system by sensing mark formation while writing |
US5607188A (en) * | 1994-06-24 | 1997-03-04 | Imation Corp. | Marking of optical disc for customized identification |
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 |
EP2256725B1 (de) * | 1994-11-17 | 2011-08-17 | Panasonic Corporation | Optische Platte |
DE69636084T2 (de) * | 1995-09-28 | 2006-09-14 | Nec Corp. | Verfahren und Vorrichtung zum Einfügen eines Spreizspektrumwasserzeichens in Multimediadaten |
KR100465359B1 (ko) * | 1995-10-04 | 2005-04-06 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 디지털부호화비디오및/또는오디오신호의원터마킹방법및장치,그의검출방법및장치,및그의기록매체 |
US6205249B1 (en) * | 1998-04-02 | 2001-03-20 | Scott A. Moskowitz | Multiple transform utilization and applications for secure digital watermarking |
US5809006A (en) * | 1996-05-31 | 1998-09-15 | Cagent Technologies, Inc. | Optical disk with copy protection, and apparatus and method for recording and reproducing same |
US5946286A (en) * | 1997-03-20 | 1999-08-31 | Imation Corp. | Customized graphics for dual layer optical discs |
-
1998
- 1998-01-22 JP JP52920298A patent/JP4046767B2/ja not_active Expired - Fee Related
- 1998-01-22 KR KR1019980707632A patent/KR100573627B1/ko not_active IP Right Cessation
- 1998-01-22 AU AU53375/98A patent/AU5337598A/en not_active Abandoned
- 1998-01-22 CN CNA2007101263945A patent/CN101079295A/zh active Pending
- 1998-01-22 AT AT98900142T patent/ATE327552T1/de not_active IP Right Cessation
- 1998-01-22 DE DE69834604T patent/DE69834604T2/de not_active Expired - Fee Related
- 1998-01-22 WO PCT/IB1998/000085 patent/WO1998033176A2/en active IP Right Grant
- 1998-01-22 CN CN199898800297A patent/CN1220756A/zh active Pending
- 1998-01-22 EP EP98900142A patent/EP0902946B1/de not_active Expired - Lifetime
- 1998-01-26 US US09/013,541 patent/US7000113B1/en not_active Expired - Fee Related
- 1998-02-26 TW TW087102806A patent/TW428163B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE69834604T2 (de) | 2007-02-22 |
TW428163B (en) | 2001-04-01 |
CN1220756A (zh) | 1999-06-23 |
US7000113B1 (en) | 2006-02-14 |
JP2000508813A (ja) | 2000-07-11 |
WO1998033176A3 (en) | 1998-10-01 |
KR100573627B1 (ko) | 2006-11-10 |
EP0902946A2 (de) | 1999-03-24 |
DE69834604D1 (de) | 2006-06-29 |
AU5337598A (en) | 1998-08-18 |
KR20000064792A (ko) | 2000-11-06 |
WO1998033176A2 (en) | 1998-07-30 |
CN101079295A (zh) | 2007-11-28 |
EP0902946B1 (de) | 2006-05-24 |
JP4046767B2 (ja) | 2008-02-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |