JP2001076425A5 - - Google Patents

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Publication number
JP2001076425A5
JP2001076425A5 JP1999253660A JP25366099A JP2001076425A5 JP 2001076425 A5 JP2001076425 A5 JP 2001076425A5 JP 1999253660 A JP1999253660 A JP 1999253660A JP 25366099 A JP25366099 A JP 25366099A JP 2001076425 A5 JP2001076425 A5 JP 2001076425A5
Authority
JP
Japan
Prior art keywords
key
content
encrypted
content key
recording
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.)
Granted
Application number
JP1999253660A
Other languages
English (en)
Japanese (ja)
Other versions
JP2001076425A (ja
JP4296454B2 (ja
Filing date
Publication date
Application filed filed Critical
Priority claimed from JP25366099A external-priority patent/JP4296454B2/ja
Priority to JP25366099A priority Critical patent/JP4296454B2/ja
Priority to PCT/JP2000/006089 priority patent/WO2001019017A1/ja
Priority to US09/831,071 priority patent/US7353541B1/en
Priority to CNB00801888XA priority patent/CN1276612C/zh
Priority to EP00956997A priority patent/EP1128598A4/en
Priority to KR1020017005735A priority patent/KR100682290B1/ko
Publication of JP2001076425A publication Critical patent/JP2001076425A/ja
Publication of JP2001076425A5 publication Critical patent/JP2001076425A5/ja
Priority to US12/068,674 priority patent/US20080154633A1/en
Publication of JP4296454B2 publication Critical patent/JP4296454B2/ja
Application granted granted Critical
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

JP25366099A 1999-09-07 1999-09-07 記録再生システム、記録再生装置、再生装置、データ格納装置 Expired - Fee Related JP4296454B2 (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP25366099A JP4296454B2 (ja) 1999-09-07 1999-09-07 記録再生システム、記録再生装置、再生装置、データ格納装置
EP00956997A EP1128598A4 (en) 1999-09-07 2000-09-07 CONTENT MANAGEMENT SYSTEM, DEVICE, METHOD AND PROGRAM MEMORY
US09/831,071 US7353541B1 (en) 1999-09-07 2000-09-07 Systems and methods for content distribution using one or more distribution keys
CNB00801888XA CN1276612C (zh) 1999-09-07 2000-09-07 信息发送系统、设备、方法和信息接收设备、方法
PCT/JP2000/006089 WO2001019017A1 (en) 1999-09-07 2000-09-07 Contents management system, device, method, and program storage medium
KR1020017005735A KR100682290B1 (ko) 1999-09-07 2000-09-07 콘텐츠 관리 시스템, 장치, 방법 및 프로그램 격납 매체
US12/068,674 US20080154633A1 (en) 1999-09-07 2008-02-08 Systems and methods for content distribution including resending data

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP25366099A JP4296454B2 (ja) 1999-09-07 1999-09-07 記録再生システム、記録再生装置、再生装置、データ格納装置

Publications (3)

Publication Number Publication Date
JP2001076425A JP2001076425A (ja) 2001-03-23
JP2001076425A5 true JP2001076425A5 (enExample) 2006-05-11
JP4296454B2 JP4296454B2 (ja) 2009-07-15

Family

ID=17254419

Family Applications (1)

Application Number Title Priority Date Filing Date
JP25366099A Expired - Fee Related JP4296454B2 (ja) 1999-09-07 1999-09-07 記録再生システム、記録再生装置、再生装置、データ格納装置

Country Status (1)

Country Link
JP (1) JP4296454B2 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1507261B1 (en) * 2001-08-08 2016-07-20 Panasonic Intellectual Property Management Co., Ltd. Copyright protection system, recording device, decryption device, and recording medium
JP4717398B2 (ja) * 2004-09-10 2011-07-06 キヤノン株式会社 データ処理装置の制御方法
JP4685512B2 (ja) * 2005-05-31 2011-05-18 川崎マイクロエレクトロニクス株式会社 演算処理装置
JP2008257847A (ja) * 2008-04-03 2008-10-23 Hitachi Ltd ディジタル放送信号受信方法
TWI894120B (zh) * 2025-05-16 2025-08-11 美商奧丁丁美國股份有限公司 利用非對稱密碼技術確保資訊準確性之支付管理系統

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