JP4296454B2 - 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 - Google Patents

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 Download PDF

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Publication number
JP4296454B2
JP4296454B2 JP25366099A JP25366099A JP4296454B2 JP 4296454 B2 JP4296454 B2 JP 4296454B2 JP 25366099 A JP25366099 A JP 25366099A JP 25366099 A JP25366099 A JP 25366099A JP 4296454 B2 JP4296454 B2 JP 4296454B2
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JP
Japan
Prior art keywords
key
content
encrypted
data
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.)
Expired - Fee Related
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JP25366099A
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English (en)
Japanese (ja)
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JP2001076425A5 (https=
JP2001076425A (ja
Inventor
義人 石橋
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
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Sony Corp
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Publication date
Priority to JP25366099A priority Critical patent/JP4296454B2/ja
Application filed by Sony Corp filed Critical Sony Corp
Priority to US09/831,071 priority patent/US7353541B1/en
Priority to CNB00801888XA priority patent/CN1276612C/zh
Priority to KR1020017005735A priority patent/KR100682290B1/ko
Priority to PCT/JP2000/006089 priority patent/WO2001019017A1/ja
Priority to EP00956997A priority patent/EP1128598A4/en
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
Application granted granted Critical
Publication of JP4296454B2 publication Critical patent/JP4296454B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Storage Device Security (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)
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
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
KR1020017005735A KR100682290B1 (ko) 1999-09-07 2000-09-07 콘텐츠 관리 시스템, 장치, 방법 및 프로그램 격납 매체
PCT/JP2000/006089 WO2001019017A1 (en) 1999-09-07 2000-09-07 Contents management system, device, method, and program storage medium
US09/831,071 US7353541B1 (en) 1999-09-07 2000-09-07 Systems and methods for content distribution using one or more distribution keys
EP00956997A EP1128598A4 (en) 1999-09-07 2000-09-07 CONTENT MANAGEMENT SYSTEM, DEVICE, METHOD AND PROGRAM MEMORY
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 JP2001076425A5 (https=) 2006-05-11
JP4296454B2 true JP4296454B2 (ja) 2009-07-15

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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)

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JP (1) JP4296454B2 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1288942B1 (en) * 2001-08-08 2005-01-12 Matsushita Electric Industrial Co., Ltd. Copyright protection system, recording device, and reproduction device
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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JP2001076425A (ja) 2001-03-23

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