WO2008126840A1 - コンテンツ利用システム、及びコンテンツ利用方法 - Google Patents

コンテンツ利用システム、及びコンテンツ利用方法 Download PDF

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Publication number
WO2008126840A1
WO2008126840A1 PCT/JP2008/056941 JP2008056941W WO2008126840A1 WO 2008126840 A1 WO2008126840 A1 WO 2008126840A1 JP 2008056941 W JP2008056941 W JP 2008056941W WO 2008126840 A1 WO2008126840 A1 WO 2008126840A1
Authority
WO
WIPO (PCT)
Prior art keywords
content
electronic ticket
license
content use
viewing terminal
Prior art date
Application number
PCT/JP2008/056941
Other languages
English (en)
French (fr)
Inventor
Naotake Fujita
Original Assignee
Nec Corporation
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 Nec Corporation filed Critical Nec Corporation
Priority to US12/593,437 priority Critical patent/US20100131760A1/en
Priority to CN200880011044.7A priority patent/CN101657823B/zh
Publication of WO2008126840A1 publication Critical patent/WO2008126840A1/ja

Links

Classifications

    • 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]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/835—Generation of protective data, e.g. certificates
    • H04N21/8355—Generation of protective data, e.g. certificates involving usage data, e.g. number of copies or viewings allowed
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q30/00—Commerce
    • G06Q30/06—Buying, selling or leasing transactions
    • 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
    • H04N21/254—Management at additional data server, e.g. shopping server, rights management server
    • H04N21/2541—Rights Management
    • 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
    • H04N21/426—Internal components of the client ; Characteristics thereof
    • H04N21/42684—Client identification by a unique number or address, e.g. serial number, MAC address, socket ID
    • 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]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/633—Control signals issued by server directed to the network components or client
    • H04N21/6332—Control signals issued by server directed to the network components or client directed to client
    • H04N21/6334—Control signals issued by server directed to the network components or client directed to client for authorisation, e.g. by transmitting a key
    • H04N21/63345—Control signals issued by server directed to the network components or client directed to client for authorisation, e.g. by transmitting a key by transmitting keys
    • 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]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/835—Generation of protective data, e.g. certificates

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Business, Economics & Management (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Accounting & Taxation (AREA)
  • Finance (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Development Economics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Technology Law (AREA)
  • Computer Hardware Design (AREA)
  • Databases & Information Systems (AREA)
  • Economics (AREA)
  • General Business, Economics & Management (AREA)
  • Strategic Management (AREA)
  • Marketing (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Storage Device Security (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Abstract

コンテンツを再生する視聴端末に対し、当該コンテンツの再生を可能としたユーザの匿名性を確保することができる。本発明によるコンテンツ利用システムは、通信端末と、視聴端末と、ライセンスサーバとを具備する。通信端末は、ライセンスサーバから取得したライセンス情報にグループ署名を施して電子チケットを生成する。視聴端末は、通信端末から取得した電子チケットのグループ署名を検証後、ライセンスサーバに送信する。ライセンスサーバは、視聴端末から送信された電子チケットの利用可否を判定し、利用可能と判定した場合、視聴端末に対してコンテンツのライセンスを付与する。視聴端末は、ライセンスに基づいて取得した復号鍵を用いて、暗号化されたコンテンツを復号して再生する。
PCT/JP2008/056941 2007-04-11 2008-04-08 コンテンツ利用システム、及びコンテンツ利用方法 WO2008126840A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US12/593,437 US20100131760A1 (en) 2007-04-11 2008-04-08 Content using system and content using method
CN200880011044.7A CN101657823B (zh) 2007-04-11 2008-04-08 内容利用系统及内容利用方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007104186A JP4548441B2 (ja) 2007-04-11 2007-04-11 コンテンツ利用システム、及びコンテンツ利用方法
JP2007-104186 2007-04-11

Publications (1)

Publication Number Publication Date
WO2008126840A1 true WO2008126840A1 (ja) 2008-10-23

Family

ID=39863937

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/056941 WO2008126840A1 (ja) 2007-04-11 2008-04-08 コンテンツ利用システム、及びコンテンツ利用方法

Country Status (4)

Country Link
US (1) US20100131760A1 (ja)
JP (1) JP4548441B2 (ja)
CN (1) CN101657823B (ja)
WO (1) WO2008126840A1 (ja)

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JP4950907B2 (ja) * 2008-01-21 2012-06-13 株式会社東芝 コンテンツ再生装置及びコンテンツ配信方法
JP5440283B2 (ja) * 2010-03-11 2014-03-12 富士通株式会社 コンテンツ管理方法及びプログラム、並びにコンテンツ利用端末
CN103186720B (zh) * 2011-12-28 2016-03-09 北大方正集团有限公司 一种数字版权管理方法、设备及系统
US20130179199A1 (en) 2012-01-06 2013-07-11 Rovi Corp. Systems and methods for granting access to digital content using electronic tickets and ticket tokens
JP5352756B1 (ja) * 2012-03-07 2013-11-27 パナソニック株式会社 端末管理システム
JP6007075B2 (ja) * 2012-11-16 2016-10-12 任天堂株式会社 サービス提供システム、サービス提供方法、サーバシステムおよびサービス提供プログラム
US20140258530A1 (en) * 2013-03-11 2014-09-11 Nagravision S.A. Method for acquiring access rights to a product or a service
JP5683658B1 (ja) * 2013-08-28 2015-03-11 株式会社 ディー・エヌ・エー デジタルコンテンツの再生サービスを提供するサーバ及び方法
CN106534084A (zh) * 2016-10-24 2017-03-22 东软集团股份有限公司 一种许可控制方法及设备
JP6407461B1 (ja) * 2018-02-27 2018-10-17 株式会社シアンス・アール 信号処理装置、通信システム、信号処理装置で実施される方法、及び信号処理装置で実行されるプログラム
DE202018104005U1 (de) * 2018-07-11 2019-10-14 Tiger Media Deutschland Gmbh System für einen gesteuerten Zugriff auf digitale Medieninhalte
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Also Published As

Publication number Publication date
CN101657823B (zh) 2016-01-20
US20100131760A1 (en) 2010-05-27
CN101657823A (zh) 2010-02-24
JP2008262365A (ja) 2008-10-30
JP4548441B2 (ja) 2010-09-22

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