AU4235900A - Method and apparatus for access control of pre-encrypted on-demand television services - Google Patents

Method and apparatus for access control of pre-encrypted on-demand television services

Info

Publication number
AU4235900A
AU4235900A AU42359/00A AU4235900A AU4235900A AU 4235900 A AU4235900 A AU 4235900A AU 42359/00 A AU42359/00 A AU 42359/00A AU 4235900 A AU4235900 A AU 4235900A AU 4235900 A AU4235900 A AU 4235900A
Authority
AU
Australia
Prior art keywords
encrypted
access control
television services
demand television
demand
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.)
Abandoned
Application number
AU42359/00A
Other languages
English (en)
Inventor
Reem Safadi
Lawrence D. Vince
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
Arris Technology Inc
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 Arris Technology Inc, General Instrument Corp filed Critical Arris Technology Inc
Publication of AU4235900A publication Critical patent/AU4235900A/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption
    • 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
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption
    • H04N21/23473—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption by pre-encrypting
    • 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
    • H04N21/47—End-user applications
    • H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
    • H04N21/47202—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for requesting content on demand, e.g. video on demand
    • 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
    • H04N21/64—Addressing
    • H04N21/6405—Multicasting
    • 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
    • H04N7/165—Centralised control of user terminal ; Registering at central
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H04N7/17309—Transmission or handling of upstream communications
    • H04N7/17318—Direct or substantially direct transmission and handling of requests

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Databases & Information Systems (AREA)
  • Human Computer Interaction (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
AU42359/00A 1999-05-04 2000-04-12 Method and apparatus for access control of pre-encrypted on-demand television services Abandoned AU4235900A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13236699P 1999-05-04 1999-05-04
US60132366 1999-05-04
PCT/US2000/009800 WO2000067483A1 (fr) 1999-05-04 2000-04-12 Procede et appareil de controle d'acces de services televisuels a la carte pre-cryptes

Publications (1)

Publication Number Publication Date
AU4235900A true AU4235900A (en) 2000-11-17

Family

ID=22453686

Family Applications (1)

Application Number Title Priority Date Filing Date
AU42359/00A Abandoned AU4235900A (en) 1999-05-04 2000-04-12 Method and apparatus for access control of pre-encrypted on-demand television services

Country Status (6)

Country Link
EP (1) EP1175781A1 (fr)
AU (1) AU4235900A (fr)
CA (1) CA2372810A1 (fr)
MX (1) MXPA01010808A (fr)
TW (1) TW511377B (fr)
WO (1) WO2000067483A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100901826B1 (ko) 2000-08-11 2009-06-09 엔디에스 리미티드 암호화된 미디어 콘텐트 송신 방법 및 장치
US20020083438A1 (en) * 2000-10-26 2002-06-27 So Nicol Chung Pang System for securely delivering encrypted content on demand with access contrl
US7080397B2 (en) 2000-10-26 2006-07-18 General Instrument Corporation Communication protocol for content on demand system with callback time
US7257227B2 (en) * 2000-10-26 2007-08-14 General Instrument Corporation System for denying access to content generated by a compromised off line encryption device and for conveying cryptographic keys from multiple conditional access systems
US6978022B2 (en) 2000-10-26 2005-12-20 General Instrument Corporation System for securing encryption renewal system and for registration and remote activation of encryption device
EP1388126B1 (fr) 2001-05-17 2013-03-27 Nokia Corporation Autorisation d'acces a distance a un environnement intelligent

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3746098B2 (ja) * 1996-02-28 2006-02-15 株式会社日立製作所 データの暗号化装置
RU2196389C2 (ru) * 1997-03-21 2003-01-10 КАНАЛЬ+ Сосьетэ Аноним Система вещания и приема, а также система условного доступа для нее
US6049539A (en) * 1997-09-15 2000-04-11 Worldgate Communications, Inc. Access system and method for providing interactive access to an information source through a networked distribution system

Also Published As

Publication number Publication date
WO2000067483A1 (fr) 2000-11-09
TW511377B (en) 2002-11-21
EP1175781A1 (fr) 2002-01-30
CA2372810A1 (fr) 2000-11-09
MXPA01010808A (es) 2002-05-14

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase