CN1402935A - 对象和资源的安全系统 - Google Patents

对象和资源的安全系统 Download PDF

Info

Publication number
CN1402935A
CN1402935A CN00816331A CN00816331A CN1402935A CN 1402935 A CN1402935 A CN 1402935A CN 00816331 A CN00816331 A CN 00816331A CN 00816331 A CN00816331 A CN 00816331A CN 1402935 A CN1402935 A CN 1402935A
Authority
CN
China
Prior art keywords
information
discriminating
content
top box
authorization
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
CN00816331A
Other languages
English (en)
Chinese (zh)
Inventor
E·J·斯普兰克
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.)
Arris Technology Inc
Original Assignee
General Instrument 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
Application filed by General Instrument Corp filed Critical General Instrument Corp
Publication of CN1402935A publication Critical patent/CN1402935A/zh
Pending legal-status Critical Current

Links

Images

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]
    • H04N21/20—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
    • 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
    • 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
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
    • H04N21/44204—Monitoring of content usage, e.g. the number of times a movie has been viewed, copied or the amount which has been watched
    • 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
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
    • H04N21/4627—Rights management associated to the content
    • 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 
    • H04N21/65—Transmission of management data between client and server
    • H04N21/658—Transmission by the client directed to the server
    • H04N21/6582—Data stored in the client, e.g. viewing habits, hardware capabilities, credit card number
    • 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
    • H04N21/81—Monomedia components thereof
    • H04N21/8166—Monomedia components thereof involving executable data, e.g. software
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
    • H04N7/1675—Providing digital key or authorisation information for generation or regeneration of the scrambling sequence

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Databases & Information Systems (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Storage Device Security (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
CN00816331A 1999-10-08 2000-10-06 对象和资源的安全系统 Pending CN1402935A (zh)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US15849199P 1999-10-08 1999-10-08
US60/158,491 1999-10-08
US16509499P 1999-11-12 1999-11-12
US60/165,094 1999-11-12
US17403799P 1999-12-30 1999-12-30
US60/174,037 1999-12-30
US58030300A 2000-05-26 2000-05-26
US09/580,303 2000-05-26

Publications (1)

Publication Number Publication Date
CN1402935A true CN1402935A (zh) 2003-03-12

Family

ID=27496341

Family Applications (1)

Application Number Title Priority Date Filing Date
CN00816331A Pending CN1402935A (zh) 1999-10-08 2000-10-06 对象和资源的安全系统

Country Status (7)

Country Link
EP (1) EP1222814A1 (fr)
JP (1) JP2003511772A (fr)
KR (1) KR20020038807A (fr)
CN (1) CN1402935A (fr)
AU (1) AU7996500A (fr)
CA (1) CA2386984A1 (fr)
WO (1) WO2001028232A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020002706A1 (en) * 2000-05-26 2002-01-03 Sprunk Eric J. Authentication and authorization epochs
FR2816783B1 (fr) * 2000-11-10 2003-10-17 Guillaume Dubost Dispositif electronique, systeme informatique et procede pour la mise a disposition instantanee de donnees audiovisuelles
JP2007226277A (ja) * 2004-04-02 2007-09-06 Matsushita Electric Ind Co Ltd 仮想マシン改ざん検査方法、および仮想マシン改ざん検査装置
JP5098292B2 (ja) * 2006-10-30 2012-12-12 株式会社日立製作所 コンテンツ復号鍵抽出方法およびコンテンツ受信装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5646997A (en) * 1994-12-14 1997-07-08 Barton; James M. Method and apparatus for embedding authentication information within digital data
US5625693A (en) * 1995-07-07 1997-04-29 Thomson Consumer Electronics, Inc. Apparatus and method for authenticating transmitting applications in an interactive TV system
ATE224124T1 (de) * 1997-01-27 2002-09-15 Koninkl Philips Electronics Nv Verfahren und vorrichtung zur übertragung von inhaltsinformation und darauf bezogener zusatzinformation
US6069647A (en) * 1998-01-29 2000-05-30 Intel Corporation Conditional access and content security method
EP0946019A1 (fr) * 1998-03-25 1999-09-29 CANAL+ Société Anonyme Authentification des données dans un système de transmission numérique
US6865675B1 (en) * 1998-07-14 2005-03-08 Koninklijke Philips Electronics N.V. Method and apparatus for use of a watermark and a unique time dependent reference for the purpose of copy protection

Also Published As

Publication number Publication date
CA2386984A1 (fr) 2001-04-19
JP2003511772A (ja) 2003-03-25
EP1222814A1 (fr) 2002-07-17
AU7996500A (en) 2001-04-23
WO2001028232A1 (fr) 2001-04-19
KR20020038807A (ko) 2002-05-23

Similar Documents

Publication Publication Date Title
CN1179549C (zh) 条件接入系统及与其内容接收机相关联的信息安全的方法
EP1228634B1 (fr) Detection d'intrusion pour securite d'objet
US20060020790A1 (en) Authorization using ciphertext tokens in a content receiver
CN1402935A (zh) 对象和资源的安全系统

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication