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DE60001478T2 - Verfahren sowie Vorrichtung zur Aktualisierung von Widerrufungsinformation, und Speichermedium - Google Patents

Verfahren sowie Vorrichtung zur Aktualisierung von Widerrufungsinformation, und Speichermedium

Info

Publication number
DE60001478T2
DE60001478T2 DE2000601478 DE60001478T DE60001478T2 DE 60001478 T2 DE60001478 T2 DE 60001478T2 DE 2000601478 DE2000601478 DE 2000601478 DE 60001478 T DE60001478 T DE 60001478T DE 60001478 T2 DE60001478 T2 DE 60001478T2
Authority
DE
Grant status
Grant
Patent type
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.)
Active
Application number
DE2000601478
Other languages
English (en)
Other versions
DE60001478D1 (de )
Inventor
Shunji Harada
Makoto Tatebayashi
Masayuki Kozuka
Teruto Hirota
Toru Kamibayashi
Masafumi Tamura
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.)
Toshiba Corp
Panasonic Corp
Original Assignee
Toshiba Corp
Panasonic 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
Grant date

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0021Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRICAL DIGITAL DATA PROCESSING
    • G06F21/00Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
DE2000601478 1999-11-08 2000-09-20 Verfahren sowie Vorrichtung zur Aktualisierung von Widerrufungsinformation, und Speichermedium Active DE60001478T2 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US09436035 US6850914B1 (en) 1999-11-08 1999-11-08 Revocation information updating method, revocation informaton updating apparatus and storage medium

Publications (1)

Publication Number Publication Date
DE60001478T2 true DE60001478T2 (de) 2003-08-28

Family

ID=23730835

Family Applications (2)

Application Number Title Priority Date Filing Date
DE2000601478 Active DE60001478D1 (de) 1999-11-08 2000-09-20 Verfahren sowie Vorrichtung zur Aktualisierung von Widerrufungsinformation, und Speichermedium
DE2000601478 Active DE60001478T2 (de) 1999-11-08 2000-09-20 Verfahren sowie Vorrichtung zur Aktualisierung von Widerrufungsinformation, und Speichermedium

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE2000601478 Active DE60001478D1 (de) 1999-11-08 2000-09-20 Verfahren sowie Vorrichtung zur Aktualisierung von Widerrufungsinformation, und Speichermedium

Country Status (6)

Country Link
US (3) US6850914B1 (de)
EP (1) EP1098311B1 (de)
JP (1) JP3312024B2 (de)
KR (1) KR100729901B1 (de)
CN (1) CN1203413C (de)
DE (2) DE60001478D1 (de)

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JP4857283B2 (ja) * 2004-12-21 2012-01-18 サンディスク コーポレーション パーティション化による多目的コンテンツ制御
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JP4763368B2 (ja) * 2005-07-12 2011-08-31 パナソニック株式会社 通信カード、機密情報処理システム、機密情報転送方法およびプログラム
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WO2008032002A1 (fr) * 2006-09-15 2008-03-20 France Telecom Procede de securisation de l'acces a un contenu enregistre sur un moyen de stockage
CN101165698B (zh) * 2006-10-17 2011-07-27 华为技术有限公司 一种导出许可的方法及系统
JP4909026B2 (ja) * 2006-11-22 2012-04-04 キヤノン株式会社 受信装置、方法、及び、プログラム
CN101542470B (zh) 2007-01-19 2012-04-11 Lg电子株式会社 一种用于保护内容的方法及设备
KR101424973B1 (ko) * 2008-01-02 2014-08-04 삼성전자주식회사 폐지 목록 업데이트 방법, 암호화된 컨텐츠 재생 방법, 그기록매체 및 그 장치
JP5173563B2 (ja) * 2008-05-02 2013-04-03 キヤノン株式会社 ライセンス管理装置及び方法
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Also Published As

Publication number Publication date Type
US6850914B1 (en) 2005-02-01 grant
US20050154880A1 (en) 2005-07-14 application
US6581160B1 (en) 2003-06-17 grant
JP3312024B2 (ja) 2002-08-05 grant
EP1098311A1 (de) 2001-05-09 application
CN1313550A (zh) 2001-09-19 application
KR100729901B1 (ko) 2007-06-18 grant
KR20010051534A (ko) 2001-06-25 application
CN1203413C (zh) 2005-05-25 grant
EP1098311B1 (de) 2003-02-26 grant
DE60001478D1 (de) 2003-04-03 grant
JP2001166996A (ja) 2001-06-22 application
US7392225B2 (en) 2008-06-24 grant

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