DE69821183T2 - Zugangskontrollverfahren für Hausnetz und Anordnung zu dessen Durchführung - Google Patents

Zugangskontrollverfahren für Hausnetz und Anordnung zu dessen Durchführung Download PDF

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Publication number
DE69821183T2
DE69821183T2 DE69821183T DE69821183T DE69821183T2 DE 69821183 T2 DE69821183 T2 DE 69821183T2 DE 69821183 T DE69821183 T DE 69821183T DE 69821183 T DE69821183 T DE 69821183T DE 69821183 T2 DE69821183 T2 DE 69821183T2
Authority
DE
Germany
Prior art keywords
data element
data
scrambled
control word
word
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 - Lifetime
Application number
DE69821183T
Other languages
German (de)
English (en)
Other versions
DE69821183D1 (de
Inventor
Arnaldo Campinos
Dominique Guillet
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.)
Vantiva SA
Original Assignee
Thomson Multimedia SA
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 Thomson Multimedia SA filed Critical Thomson Multimedia SA
Publication of DE69821183D1 publication Critical patent/DE69821183D1/de
Application granted granted Critical
Publication of DE69821183T2 publication Critical patent/DE69821183T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40—Bus networks
    • H04L12/40052—High-speed IEEE 1394 serial bus
    • H04L12/40104—Security; Encryption; Content protection
    • 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
    • H04N21/26606—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 entitlement messages, e.g. Entitlement Control Message [ECM] or Entitlement Management Message [EMM]
    • 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
    • H04N21/418—External card to be used in combination with the client device, e.g. for conditional access
    • H04N21/4181—External card to be used in combination with the client device, e.g. for conditional access for conditional access
    • 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
    • H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
    • H04N21/4363—Adapting the video stream to a specific local network, e.g. a Bluetooth® network
    • H04N21/43632—Adapting the video stream to a specific local network, e.g. a Bluetooth® network involving a wired protocol, e.g. IEEE 1394
    • 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
    • H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
    • H04N21/4367—Establishing a secure communication between the client and a peripheral device or smart card
    • 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
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4405—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video stream decryption
    • 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
    • H04N21/4623—Processing of entitlement messages, e.g. ECM [Entitlement Control Message] or EMM [Entitlement Management Message]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/162—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
    • H04N7/163—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing by receiver means only
    • 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)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Databases & Information Systems (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Storage Device Security (AREA)
DE69821183T 1997-10-14 1998-10-05 Zugangskontrollverfahren für Hausnetz und Anordnung zu dessen Durchführung Expired - Lifetime DE69821183T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9712837 1997-10-14
FR9712837A FR2769779B1 (fr) 1997-10-14 1997-10-14 Procede de controle d'acces a un reseau domestique et dispositif mettant en oeuvre le procede

Publications (2)

Publication Number Publication Date
DE69821183D1 DE69821183D1 (de) 2004-02-26
DE69821183T2 true DE69821183T2 (de) 2004-09-02

Family

ID=9512208

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69821183T Expired - Lifetime DE69821183T2 (de) 1997-10-14 1998-10-05 Zugangskontrollverfahren für Hausnetz und Anordnung zu dessen Durchführung

Country Status (6)

Country Link
US (1) US6532539B1 (enExample)
EP (1) EP0910217B1 (enExample)
JP (4) JP4383562B2 (enExample)
CN (1) CN1140121C (enExample)
DE (1) DE69821183T2 (enExample)
FR (1) FR2769779B1 (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2769779B1 (fr) * 1997-10-14 1999-11-12 Thomson Multimedia Sa Procede de controle d'acces a un reseau domestique et dispositif mettant en oeuvre le procede
US6154206A (en) * 1998-05-06 2000-11-28 Sony Corporation Of Japan Method and apparatus for distributed conditional access control on a serial communication network
EP0964572A1 (en) * 1998-06-08 1999-12-15 CANAL+ Société Anonyme Decoder and security module for a digital transmission system
US6424950B1 (en) * 1999-05-10 2002-07-23 Xerox Corporation Remote feature delivery for output devices
DE10037630B4 (de) * 2000-08-02 2008-02-07 Deutsche Telekom Ag Verfahren zur Adressierung von Endgeräten
EP1320006A1 (en) * 2001-12-12 2003-06-18 Canal+ Technologies Société Anonyme Processing data
KR20040103891A (ko) 2002-04-05 2004-12-09 마쯔시다덴기산교 가부시키가이샤 컨텐츠 이용 시스템
US8572408B2 (en) * 2002-11-05 2013-10-29 Sony Corporation Digital rights management of a digital device
FR2850822A1 (fr) * 2003-02-04 2004-08-06 Canal Plus Technologies Systeme de television a peage, procede de revocation de droits dans un tel systeme, decodeur et carte a puce associes, et message transmis a un tel decodeur
KR100487208B1 (ko) * 2003-05-20 2005-05-04 삼성전자주식회사 방송통신 융합 시스템에서 스크램블화된 다수의 디지털방송 스트림에 대한 복합 스크램블 해제 장치 및 상기장치가 적용된 광가입자망
FR2894757B1 (fr) * 2005-12-13 2008-05-09 Viaccess Sa Procede de controle d'acces a un contenu embrouille
CN101007420B (zh) * 2007-01-26 2010-05-19 南京林业大学 用竹材制造人造硬木的方法
RU2339077C1 (ru) 2007-03-13 2008-11-20 Олег Вениаминович Сахаров Способ функционирования системы условного доступа для применения в компьютерных сетях и система для его осуществления

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5237610A (en) * 1990-02-01 1993-08-17 Scientific-Atlanta, Inc. Independent external security module for a digitally upgradeable television signal decoder
FR2663179B1 (fr) * 1990-06-08 1992-09-11 Matra Communication Procede et dispositif transcontroleurs pour installation de diffusion de programmes de television a acces conditionnel.
US5557518A (en) * 1994-04-28 1996-09-17 Citibank, N.A. Trusted agents for open electronic commerce
ES2105021T3 (es) * 1992-09-14 1997-10-16 Thomson Multimedia Sa Metodo para el control de acceso.
IL111151A (en) * 1994-10-03 1998-09-24 News Datacom Ltd Secure access systems
US5420866A (en) * 1994-03-29 1995-05-30 Scientific-Atlanta, Inc. Methods for providing conditional access information to decoders in a packet-based multiplexed communications system
US5539822A (en) * 1994-04-19 1996-07-23 Scientific-Atlanta, Inc. System and method for subscriber interactivity in a television system
US5521979A (en) * 1994-04-22 1996-05-28 Thomson Consumer Electronics, Inc. Packet video signal inverse transport system
FR2738972B1 (fr) * 1995-09-15 1997-11-28 Thomson Multimedia Sa Procede de mise en gage de donnees pour un protocole d'echange de donnees securise
US6023762A (en) * 1997-07-09 2000-02-08 Northern Telecom Limited Multi-view personalized communications agent
FR2769779B1 (fr) * 1997-10-14 1999-11-12 Thomson Multimedia Sa Procede de controle d'acces a un reseau domestique et dispositif mettant en oeuvre le procede

Also Published As

Publication number Publication date
JPH11331805A (ja) 1999-11-30
EP0910217B1 (en) 2004-01-21
DE69821183D1 (de) 2004-02-26
EP0910217A1 (en) 1999-04-21
FR2769779B1 (fr) 1999-11-12
JP2009038822A (ja) 2009-02-19
US6532539B1 (en) 2003-03-11
FR2769779A1 (fr) 1999-04-16
JP2012165425A (ja) 2012-08-30
CN1220549A (zh) 1999-06-23
JP2008187746A (ja) 2008-08-14
JP4383562B2 (ja) 2009-12-16
CN1140121C (zh) 2004-02-25
JP5030167B2 (ja) 2012-09-19

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