AU5316799A - A conditional access system for broadcast digital television - Google Patents

A conditional access system for broadcast digital television

Info

Publication number
AU5316799A
AU5316799A AU53167/99A AU5316799A AU5316799A AU 5316799 A AU5316799 A AU 5316799A AU 53167/99 A AU53167/99 A AU 53167/99A AU 5316799 A AU5316799 A AU 5316799A AU 5316799 A AU5316799 A AU 5316799A
Authority
AU
Australia
Prior art keywords
access system
digital television
conditional access
broadcast digital
broadcast
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
AU53167/99A
Other languages
English (en)
Inventor
William Wesley Beyers Jr.
Ahmet Mursit Eskicioglu
Edwin Arturo Heredia
Izzat Hekmat Izzat
Yousef Wasef Nijim
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.)
Thomson Licensing SAS
Original Assignee
Thomson Licensing SAS
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 Licensing SAS filed Critical Thomson Licensing SAS
Publication of AU5316799A publication Critical patent/AU5316799A/en
Abandoned legal-status Critical Current

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]
    • H04N21/40—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
    • 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
    • H04N21/43607—Interfacing a plurality of external cards, e.g. through a DVB Common Interface [DVB-CI]
    • 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
    • H04N21/2543—Billing, e.g. for subscription services
    • 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
    • H04N21/47—End-user applications
    • H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
    • H04N21/47805—Electronic banking
    • 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)
  • Databases & Information Systems (AREA)
  • Computer Security & Cryptography (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Finance (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
AU53167/99A 1998-07-17 1999-07-15 A conditional access system for broadcast digital television Abandoned AU5316799A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US9322398P 1998-07-17 1998-07-17
US60093223 1998-07-17
PCT/US1999/016188 WO2000004717A1 (en) 1998-07-17 1999-07-15 A conditional access system for broadcast digital television

Publications (1)

Publication Number Publication Date
AU5316799A true AU5316799A (en) 2000-02-07

Family

ID=22237819

Family Applications (1)

Application Number Title Priority Date Filing Date
AU53167/99A Abandoned AU5316799A (en) 1998-07-17 1999-07-15 A conditional access system for broadcast digital television

Country Status (8)

Country Link
US (1) US7492897B1 (enExample)
EP (1) EP1097589B1 (enExample)
JP (1) JP4527284B2 (enExample)
KR (1) KR100622964B1 (enExample)
CN (1) CN1146235C (enExample)
AU (1) AU5316799A (enExample)
DE (1) DE69936347T2 (enExample)
WO (1) WO2000004717A1 (enExample)

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AU2001247350B2 (en) * 2000-03-10 2006-07-20 Visa International Service Association Cable television payment and load system using smart card
DE60037208T2 (de) * 2000-07-05 2008-04-03 Telefonaktiebolaget Lm Ericsson (Publ) Telesystem mit koppeleinrichtung und verfahren in verbindung damit
JP2002032668A (ja) * 2000-07-17 2002-01-31 Sony Corp 課金情報処理方法及び課金情報処理装置
US8140859B1 (en) 2000-07-21 2012-03-20 The Directv Group, Inc. Secure storage and replay of media programs using a hard-paired receiver and storage device
US7457414B1 (en) * 2000-07-21 2008-11-25 The Directv Group, Inc. Super encrypted storage and retrieval of media programs with smartcard generated keys
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US6725459B2 (en) * 2001-02-09 2004-04-20 Scientific-Atlanta, Inc. Descrambling device for use in a conditional access system
JP4455053B2 (ja) 2001-06-08 2010-04-21 イルデト、アインドーフェン、ベスローテン、フェンノートシャップ 制御ワードを用いて暗号化されたサービスに選択的にアクセスするデバイス及び方法並びにスマートカード
US7409562B2 (en) 2001-09-21 2008-08-05 The Directv Group, Inc. Method and apparatus for encrypting media programs for later purchase and viewing
EP1304881A1 (de) * 2001-10-15 2003-04-23 Beta Research GmbH Verfahren und Vorrichtung zum Bereitstellen von Daten
US7376625B2 (en) 2001-11-15 2008-05-20 Nokia Corporation System and method for activating individualized software modules in a digital broadcast environment
JP2005523657A (ja) * 2002-04-19 2005-08-04 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ コンディショナル・アクセス・システム及び装置
KR20040044603A (ko) * 2002-11-21 2004-05-31 서두인칩 주식회사 유료 방송 시청을 위한 위성 수신기
EP1447976B1 (en) * 2003-02-12 2019-06-19 Irdeto B.V. Method of controlling descrambling of a plurality of program transport streams, receiver system and portable secure device
US8782687B2 (en) * 2003-04-30 2014-07-15 At&T Intellectual Property I, Lp Multi-platform digital television
KR100574974B1 (ko) 2004-02-26 2006-05-02 삼성전자주식회사 암호화된 방송 데이터를 위한 제한수신기능과복제방지기능을 구비하는 장치 및 방법
CN101783927B (zh) * 2004-08-26 2012-06-06 富士通株式会社 内容管理方法及装置
CN100385943C (zh) * 2004-09-13 2008-04-30 北京东方广视科技有限责任公司 一种对有线电视信号进行加扰解扰的方法
EP1638331A1 (fr) * 2004-09-17 2006-03-22 Nagravision S.A. Procédé de gestion de moyens d'accès à des données à accès conditionnel
KR100784688B1 (ko) * 2005-01-26 2007-12-12 한국전자통신연구원 독립 인증 수단을 가지는 콘텐츠 실행 디바이스 콘텐츠 실행 방법 및 콘텐츠 재배포 방법
EP1867158B1 (en) * 2005-04-08 2011-09-07 Electronics and Telecommunications Research Institute Tool pack structure and contents execution device
US7770219B2 (en) * 2005-05-11 2010-08-03 Broadcom Corporation Method and system for using shared secrets to protect access to testing keys for set-top box
US9325944B2 (en) 2005-08-11 2016-04-26 The Directv Group, Inc. Secure delivery of program content via a removable storage medium
US8775319B2 (en) 2006-05-15 2014-07-08 The Directv Group, Inc. Secure content transfer systems and methods to operate the same
US8761394B2 (en) * 2006-12-28 2014-06-24 Echostar Technologies L.L.C. System and method for secure broadcast communication
CN101184218B (zh) * 2007-03-09 2012-02-01 深圳创维数字技术股份有限公司 一种数字电视服务系统处理信息的方法及装置
EP2356813B1 (en) * 2008-12-12 2017-03-22 Mediatek Inc. Transport stream processing apparatus capable of storing transport stream before the transport stream is descrambled and then descrambling the stored transport stream for playback
US8160248B2 (en) * 2009-04-02 2012-04-17 Broadcom Corporation Authenticated mode control
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WO2021051002A1 (en) 2019-09-12 2021-03-18 Intertrust Technologies Corporation Dynamic broadcast content access management systems and methods
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Also Published As

Publication number Publication date
EP1097589B1 (en) 2007-06-20
EP1097589A1 (en) 2001-05-09
WO2000004717A1 (en) 2000-01-27
KR100622964B1 (ko) 2006-09-12
WO2000004717A9 (en) 2000-07-27
CN1146235C (zh) 2004-04-14
US7492897B1 (en) 2009-02-17
CN1317202A (zh) 2001-10-10
KR20010053558A (ko) 2001-06-25
DE69936347T2 (de) 2008-02-28
JP2002521878A (ja) 2002-07-16
JP4527284B2 (ja) 2010-08-18
DE69936347D1 (de) 2007-08-02

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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