CN1914679A - 授权用户获得对以加密形式存储在存储介质上的内容的访问权的设备和方法 - Google Patents

授权用户获得对以加密形式存储在存储介质上的内容的访问权的设备和方法 Download PDF

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Publication number
CN1914679A
CN1914679A CNA2005800040116A CN200580004011A CN1914679A CN 1914679 A CN1914679 A CN 1914679A CN A2005800040116 A CNA2005800040116 A CN A2005800040116A CN 200580004011 A CN200580004011 A CN 200580004011A CN 1914679 A CN1914679 A CN 1914679A
Authority
CN
China
Prior art keywords
user
identifier
network
key
equipment
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.)
Pending
Application number
CNA2005800040116A
Other languages
English (en)
Chinese (zh)
Inventor
D·P·凯利
S·B·卢特鲁斯
W·F·J·方蒂恩
F·L·A·J·坎帕曼
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of CN1914679A publication Critical patent/CN1914679A/zh
Pending legal-status Critical Current

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    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
    • H04N21/25866—Management of end-user data
    • H04N21/25875—Management of end-user data involving end-user authentication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
    • H04N21/26613—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel for generating or managing keys in general
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
    • H04N21/41407—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance embedded in a portable device, e.g. video client on a mobile phone, PDA, laptop
CNA2005800040116A 2004-02-04 2005-01-26 授权用户获得对以加密形式存储在存储介质上的内容的访问权的设备和方法 Pending CN1914679A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP04100409 2004-02-04
EP04100409.4 2004-02-04

Publications (1)

Publication Number Publication Date
CN1914679A true CN1914679A (zh) 2007-02-14

Family

ID=34833726

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2005800040116A Pending CN1914679A (zh) 2004-02-04 2005-01-26 授权用户获得对以加密形式存储在存储介质上的内容的访问权的设备和方法

Country Status (5)

Country Link
EP (1) EP1714280A1 (ja)
JP (1) JP2007525123A (ja)
KR (1) KR20060122906A (ja)
CN (1) CN1914679A (ja)
WO (1) WO2005076270A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105493436A (zh) * 2013-08-29 2016-04-13 瑞典爱立信有限公司 用于向授权用户分发内容项目的方法、内容拥有者设备、计算机程序和计算机程序产品

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2550560C (en) 2005-06-17 2015-07-21 Kabushiki Kaisha Toshiba Information provision system, provision information copying device, user terminal device and user management device
EP2232763A4 (en) * 2007-12-21 2012-08-08 Cocoon Data Holdings Ltd SYSTEM AND METHOD FOR DATA BACKUP

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0823315A (ja) * 1994-07-08 1996-01-23 Sony Corp 情報提供システム
JPH0934841A (ja) * 1995-07-21 1997-02-07 Fujitsu Ltd 記憶媒体のオンライン暗号解除システムおよび方法
EP1237324A4 (en) * 1999-12-02 2008-12-10 Sanyo Electric Co MEMORY CARD AND DATA DISTRIBUTION SYSTEM INVOLVING SUCH A CARD
TWI226776B (en) * 2000-12-18 2005-01-11 Koninkl Philips Electronics Nv Secure super distribution of user data
JP2002328846A (ja) * 2001-02-20 2002-11-15 Sony Computer Entertainment Inc コピー管理システム，クライアント端末装置の情報処理プログラムが記憶されたコンピュータ読み取り可能な記憶媒体，管理サーバ装置の情報処理プログラムが記憶されたコンピュータ読み取り可能な記憶媒体，クライアント端末装置の情報処理プログラム，管理サーバ装置の情報処理プログラム，コピー管理方法，クライアント端末装置の情報処理方法、及び管理サーバ装置の情報処理方法
JP2003085084A (ja) * 2001-09-12 2003-03-20 Sony Corp コンテンツ配信システム及びコンテンツ配信方法、携帯端末、配信サーバ、並びに記憶媒体

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105493436A (zh) * 2013-08-29 2016-04-13 瑞典爱立信有限公司 用于向授权用户分发内容项目的方法、内容拥有者设备、计算机程序和计算机程序产品
CN105493436B (zh) * 2013-08-29 2019-09-10 瑞典爱立信有限公司 用于向授权用户分发内容项目的方法、内容拥有者设备

Also Published As

Publication number Publication date
WO2005076270A1 (en) 2005-08-18
KR20060122906A (ko) 2006-11-30
JP2007525123A (ja) 2007-08-30
EP1714280A1 (en) 2006-10-25

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