DE60034685D1 - Verschlüsselungsverfahren und -vorrichtung, entschlüsselungsvorrichtung - Google Patents

Verschlüsselungsverfahren und -vorrichtung, entschlüsselungsvorrichtung

Info

Publication number
DE60034685D1
DE60034685D1 DE60034685T DE60034685T DE60034685D1 DE 60034685 D1 DE60034685 D1 DE 60034685D1 DE 60034685 T DE60034685 T DE 60034685T DE 60034685 T DE60034685 T DE 60034685T DE 60034685 D1 DE60034685 D1 DE 60034685D1
Authority
DE
Germany
Prior art keywords
encryption method
decomposition
decomposition device
encryption
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
DE60034685T
Other languages
English (en)
Other versions
DE60034685T2 (de
Inventor
Masaaki Kanayama
Tsuyoshi Fujiwara
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.)
Mitsubishi Chemical Media Co Ltd
Original Assignee
Mitsubishi Chemical Media 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 Mitsubishi Chemical Media Co Ltd filed Critical Mitsubishi Chemical Media Co Ltd
Application granted granted Critical
Publication of DE60034685D1 publication Critical patent/DE60034685D1/de
Publication of DE60034685T2 publication Critical patent/DE60034685T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/28—Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs
    • G11B23/283—Security features, e.g. digital codes
    • G11B23/284—Security features, e.g. digital codes on the 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
    • 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
    • G11B20/00094—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers
    • G11B20/00115—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers wherein the record carrier stores a unique medium identifier
    • 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
    • G11B20/00166—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised contents recorded on or reproduced from a record carrier, e.g. music or software
    • G11B20/00181—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised contents recorded on or reproduced from a record carrier, e.g. music or software using a content identifier, e.g. an international standard recording code [ISRC] or a digital object identifier [DOI]
    • 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
    • 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
    • G11B20/00217—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 the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source
    • G11B20/00253—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 the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the 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
    • G11B20/10—Digital recording or reproducing
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
    • G11B20/1252—Formatting, e.g. arrangement of data block or words on the record carriers on discs for discontinuous data, e.g. digital information signals, computer programme data
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
DE60034685T 1999-06-23 2000-06-14 Verschlüsselungsverfahren und -vorrichtung, entschlüsselungsvorrichtung Expired - Lifetime DE60034685T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP17747099 1999-06-23
JP17747099 1999-06-23
JP31951499 1999-11-10
JP31951499 1999-11-10
PCT/JP2000/003846 WO2000079532A1 (fr) 1999-06-23 2000-06-14 Support d'enregistrement, procede d'initialisation de support d'enregistrement, procede de cryptage et dispositif pour support d'enregistrement, procede de decryptage et dispositif acoustique/video/donnees

Publications (2)

Publication Number Publication Date
DE60034685D1 true DE60034685D1 (de) 2007-06-14
DE60034685T2 DE60034685T2 (de) 2008-01-17

Family

ID=26498010

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60034685T Expired - Lifetime DE60034685T2 (de) 1999-06-23 2000-06-14 Verschlüsselungsverfahren und -vorrichtung, entschlüsselungsvorrichtung

Country Status (4)

Country Link
US (1) US20020080960A1 (de)
EP (1) EP1204111B1 (de)
DE (1) DE60034685T2 (de)
WO (1) WO2000079532A1 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7057993B2 (en) * 2001-01-29 2006-06-06 Eastman Kodak Company Copy protection using multiple security levels on a programmable CD-ROM
KR100601636B1 (ko) * 2001-03-16 2006-07-14 삼성전자주식회사 콘텐츠 보호를 위한 저장 매체, 그 저장 매체상의 기록 및재생 방법과 장치
JP2002324348A (ja) * 2001-04-25 2002-11-08 Sony Corp データ記録媒体、データ記録装置及びデータ記録方法、並びにデータ再生装置及びデータ再生方法
JP3861625B2 (ja) * 2001-06-13 2006-12-20 ソニー株式会社 データ転送システム、データ転送装置、記録装置、データ転送方法
JP2004087063A (ja) 2002-07-02 2004-03-18 Sony Corp データ記録媒体、媒体情報記録方法、媒体情報記録装置、媒体情報再生方法、媒体情報再生装置、情報サービス方法、情報サービスシステム
WO2004066287A1 (en) * 2003-01-23 2004-08-05 Lg Electronics Inc. Recording medium with an optional information and apparatus and methods for forming, recording, reproducing and controlling reproduction of the recording medium
ATE550757T1 (de) * 2003-01-23 2012-04-15 Lg Electronics Inc Aufzeichnungsmedium mit kopierschutzinformationen in intermittierenden oder abwechselnd gewobbelten pits und vorrichtung und verfahren zum bilden, aufzeichnen und wiedergeben des aufzeichnungsmediums
KR100952949B1 (ko) * 2003-01-24 2010-04-15 엘지전자 주식회사 고밀도 광디스크의 복사 방지 정보 관리방법
US7835520B2 (en) * 2003-02-20 2010-11-16 Zoran Corporation Unique identifier per chip for digital audio/video data encryption/decryption in personal video recorders
KR20040092649A (ko) * 2003-04-24 2004-11-04 엘지전자 주식회사 광디스크의 복사 방지 정보 관리방법
KR100974449B1 (ko) * 2003-04-24 2010-08-10 엘지전자 주식회사 광디스크의 복사 방지 정보 관리방법
KR100974448B1 (ko) * 2003-04-24 2010-08-10 엘지전자 주식회사 광디스크의 복사 방지 정보 관리방법
JP4574366B2 (ja) * 2004-03-30 2010-11-04 要二 竹内 Ｉｐ電話端末として機能させるプログラムが記録されたｃｄ−ｒｏｍ、管理サーバ、運用サーバ、及びｉｐ電話端末登録方法
JP4198628B2 (ja) * 2004-04-08 2008-12-17 株式会社リコー 情報記録装置、その記録動作制御方法及び記録動作制御用プログラム
JP2005340986A (ja) * 2004-05-25 2005-12-08 Fuji Photo Film Co Ltd 画像サービスシステム
WO2006019044A1 (ja) * 2004-08-18 2006-02-23 Pioneer Corporation 情報記録媒体、情報記録装置及び方法、情報再生装置及び方法、並びにコンピュータプログラム
US20060136729A1 (en) * 2004-12-20 2006-06-22 Macrovision Europe Limited Copy protection for optical discs
US7716439B2 (en) * 2005-01-07 2010-05-11 Roland Corporation Data processing system and method with copy protection
US20070147612A1 (en) * 2005-12-22 2007-06-28 Simon Forrest Deriving cryptographic keys
US8572314B2 (en) 2008-12-09 2013-10-29 Microsoft Corporation Determining an identification of a DVD based on a format of the DVD
US8323096B2 (en) * 2009-07-07 2012-12-04 Video Gaming Technologies, Inc. Method of providing a supplemental bingo game
US20110075537A1 (en) * 2009-09-25 2011-03-31 General Electric Company Holographic disc with improved features and method for the same
JP6368531B2 (ja) * 2014-04-28 2018-08-01 達広 白井 暗号処理装置、暗号処理システム、および暗号処理方法
US9985946B2 (en) * 2015-12-22 2018-05-29 Intel Corporation System, apparatus and method for safety state management of internet things (IoT) devices
CN113014965A (zh) * 2021-03-03 2021-06-22 成都知了汇智科技有限公司 针对tf卡内视频处理方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3073590B2 (ja) * 1992-03-16 2000-08-07 富士通株式会社 電子化データ保護システム、使用許諾者側装置および使用者側装置
JPH06208760A (ja) * 1993-01-12 1994-07-26 Toshiba Corp データ再生管理システム
JPH0785574A (ja) * 1993-06-25 1995-03-31 Victor Co Of Japan Ltd 光記録媒体及びその再生装置
JP4075078B2 (ja) * 1995-10-09 2008-04-16 松下電器産業株式会社 光ディスク
US5857021A (en) * 1995-11-07 1999-01-05 Fujitsu Ltd. Security system for protecting information stored in portable storage media
US5940853A (en) * 1996-02-23 1999-08-17 Matsushita Electric Industrial Co., Ltd. Recording and reproducing apparatus enabling modification of data recorded on a non-erasable recording medium
US5805699A (en) * 1996-05-20 1998-09-08 Fujitsu Limited Software copying system
JPH1021144A (ja) * 1996-07-03 1998-01-23 Hitachi Ltd ディジタル著作物配布システム及び不正な複製物の検出方法
JPH1196675A (ja) * 1997-09-24 1999-04-09 Matsushita Electric Ind Co Ltd デジタル記録媒体、デジタル記録媒体のデータ暗号化装置、データ復号化装置、データ暗号化復号化装置、その方法及びその方法を記録した記録媒体
EP1072143B1 (de) * 1998-04-17 2004-06-23 Iomega Corporation System um geschützte, verschlüsselte elektronische daten zu einem speziellen speichermedium zu senden und um unberechtigtes kopieren zu verhindern
WO1999060748A1 (en) * 1998-05-20 1999-11-25 Recording Industry Association Of America Data disc modulation for minimizing pirating
FR2784830A1 (fr) * 1998-10-19 2000-04-21 Thomson Multimedia Sa Methode de copie evitant la duplication non-autorisee de donnees numeriques et dispositif de lecture pour la mise en oeuvre de la methode
US6499106B1 (en) * 1999-01-15 2002-12-24 Sony Corporation Method and apparatus for secure distribution of information recorded of fixed media
EP1058254B1 (de) * 1999-04-28 2004-07-07 Matsushita Electric Industrial Co., Ltd. Optische Platte, optisches Plattenaufzeichnungs- und wiedergabegerät, und Verfahren zur Aufzeichnung und Wiedergabe

Also Published As

Publication number Publication date
WO2000079532A1 (fr) 2000-12-28
EP1204111A1 (de) 2002-05-08
EP1204111A4 (de) 2003-04-02
EP1204111B1 (de) 2007-05-02
US20020080960A1 (en) 2002-06-27
DE60034685T2 (de) 2008-01-17

Similar Documents

Publication Publication Date Title
DE60034685D1 (de) Verschlüsselungsverfahren und -vorrichtung, entschlüsselungsvorrichtung
DE60024941D1 (de) Verschlüsselungsverfahren und -Vorrichtung, Entschlüsselungsverfahren und -Vorrichtung
DE60038919D1 (de) Sicherheitsvorrichtung, Speichervorrichtung und Verschlüsselungsverfahren
EE200000491A (et) Autentimismeetod, -süsteem ja -seade
DE69933706D1 (de) Kommunikations vorrichtung und steckeinheit
DE60025286D1 (de) Datenübertragungsverfahren, -vorrichtung und Datenempfangsvorrichtung
NO20006673D0 (no) Kryptografisk kommunikasjonsprosess og -anordning
DE60139045D1 (de) Kommunikationsvorrichtung und Kommunikationsverfahren
DE60009819D1 (de) Netzwerkgerätskonfigurationsverfahren und Vorrichtung
DE60035320D1 (de) Kommunikationssystem und Verfahren, Kommunikationsgerät und Verfahren
DE60038916D1 (de) Informationsverteilungsvorrichtung, Informationsempfangsgerät und Informationsverteilungsverfahren
DE60031119D1 (de) Richtbohrvorrichtung und -verfahren
DE60320785D1 (de) Kommunikationsverfahren, kommunikationssystem und kommunikationseinrichtung
DE60333751D1 (de) Kommunikationsverfahren, kommunikationssystem und kommunikationseinrichtung
DE69941313D1 (de) Datenkommunikationssystem, Datenkommunikationsverfahren und Datenkommunikationsvorrichtung
DE60106188D1 (de) Datenverarbeitungsvorrichtung und Datenkommunikationsverfahren
DE60044764D1 (de) Durchgangs -Vorrichtung und -Verfahren
DE60014208D1 (de) Druckvorrichtung und -verfahren
DE60025136D1 (de) Empfangsvorrichtung und Empfangsverarbeitungsverfahren
NO20020577D0 (no) Trediminsjonal, flerfase tunnelmetode og anordning
DE60226186D1 (de) Wiedergabeverfahren, Wiedergabegerät, und Empfangsgerät
DE60038914D1 (de) Dekodierungsvorrichtung und Dekodierungsverfahren
DE60214771D1 (de) Bremsvorrichtung, -anordnung und -verfahren
DE60237143D1 (de) Empfangseinrichtung, empfangsverfahren und namenauflösungsverfahren
DE60010423D1 (de) Geheimübertragungsverfahren und -Vorrichtung

Legal Events

Date Code Title Description
8364 No opposition during term of opposition