HK1049761B - 用於操作廣播應用的條件選取系統的方法 - Google Patents

用於操作廣播應用的條件選取系統的方法

Info

Publication number
HK1049761B
HK1049761B HK03101856.8A HK03101856A HK1049761B HK 1049761 B HK1049761 B HK 1049761B HK 03101856 A HK03101856 A HK 03101856A HK 1049761 B HK1049761 B HK 1049761B
Authority
HK
Hong Kong
Prior art keywords
emm
conditional access
entitlement
access system
sent
Prior art date
Application number
HK03101856.8A
Other languages
English (en)
Other versions
HK1049761A1 (en
Inventor
安德魯‧A‧瓦傑斯
Original Assignee
耶德托存取公司
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 耶德托存取公司 filed Critical 耶德托存取公司
Publication of HK1049761A1 publication Critical patent/HK1049761A1/xx
Publication of HK1049761B publication Critical patent/HK1049761B/zh

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]
    • H04N21/20—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
    • H04N21/45—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
    • 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
    • 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)
  • Multimedia (AREA)
  • Signal Processing (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)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Storage Device Security (AREA)
  • Circuits Of Receivers In General (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Studio Devices (AREA)
  • Alarm Systems (AREA)
HK03101856.8A 1999-10-18 2003-03-14 用於操作廣播應用的條件選取系統的方法 HK1049761B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP99203415A EP1094667B1 (en) 1999-10-18 1999-10-18 Method for operating a conditional access system for broadcast applications
PCT/EP2000/009868 WO2001030082A1 (en) 1999-10-18 2000-10-04 Method for operating a conditional access system for broadcast applications

Publications (2)

Publication Number Publication Date
HK1049761A1 HK1049761A1 (en) 2003-05-23
HK1049761B true HK1049761B (zh) 2005-07-29

Family

ID=46645133

Family Applications (1)

Application Number Title Priority Date Filing Date
HK03101856.8A HK1049761B (zh) 1999-10-18 2003-03-14 用於操作廣播應用的條件選取系統的方法

Country Status (16)

Country Link
US (2) US20020120928A1 (zh)
EP (1) EP1094667B1 (zh)
JP (1) JP2003512785A (zh)
CN (1) CN1184816C (zh)
AT (1) ATE217136T1 (zh)
AU (1) AU764533B2 (zh)
BR (1) BR0014842A (zh)
CA (1) CA2387564C (zh)
DE (1) DE69901398T2 (zh)
ES (1) ES2175897T3 (zh)
HK (1) HK1049761B (zh)
MX (1) MXPA02003860A (zh)
NZ (1) NZ518219A (zh)
TW (1) TW530496B (zh)
WO (1) WO2001030082A1 (zh)
ZA (1) ZA200203051B (zh)

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WO2002102075A1 (en) * 2001-06-08 2002-12-19 Koninklijke Philips Electronics N.V. Device and method for selectively supplying access to a service encrypted using a control word, and smart card
EP1415471B8 (en) * 2001-06-29 2005-11-23 Thomson Licensing Method and apparatus for permitting unconfirmed viewing time with addressable pay tv
US8024752B2 (en) 2001-06-29 2011-09-20 Thomson Licensing Method and apparatus for permitting unconfirmed viewing time with addressable pay TV
JP3965126B2 (ja) * 2002-03-20 2007-08-29 松下電器産業株式会社 コンテンツを再生する再生装置
JP2005532757A (ja) * 2002-07-11 2005-10-27 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 データのストリームへの条件付きアクセスを提供する装置
EP1439697A1 (fr) * 2003-01-20 2004-07-21 Thomson Licensing S.A. Système de reception de données numériques diffusées comprenant un terminal numérique maítre, et au moins un terminal numérique esclave
TW200500887A (en) * 2003-03-03 2005-01-01 Nagracard Sa Security modules deactivation and reactivation method
JP4482380B2 (ja) * 2003-06-19 2010-06-16 パナソニック株式会社 視聴制御装置、視聴制御プログラム、セキュアモジュール
US7356304B2 (en) * 2003-11-19 2008-04-08 General Motors Corporation Subscription expiration notification date
JP2005269578A (ja) * 2004-03-22 2005-09-29 Toshiba Solutions Corp 限定受信端末装置及び方法
EP1626579A1 (en) * 2004-08-11 2006-02-15 Thomson Licensing Device pairing
ATE550876T1 (de) 2004-11-01 2012-04-15 Nds Ltd Effiziente und sichere erneuerung von berechtigungen
EP1821538A1 (en) * 2006-02-15 2007-08-22 Irdeto Access B.V. Method and system providing scrambled content
EP1840779B1 (en) * 2006-03-31 2013-03-20 Irdeto Access B.V. Method and device for authorising conditional access
US8401191B2 (en) * 2008-01-24 2013-03-19 Qualcomm Incorporated Efficient broadcast entitlement management message delivery mechanism using a scheduled delivery window
DE102008020832B3 (de) * 2008-04-25 2009-11-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Konzept zur effizienten Verteilung einer Zugangsberechtigungsinformation
US10127231B2 (en) * 2008-07-22 2018-11-13 At&T Intellectual Property I, L.P. System and method for rich media annotation
US8997252B2 (en) * 2009-06-04 2015-03-31 Google Technology Holdings LLC Downloadable security based on certificate status
US8381260B2 (en) * 2009-07-08 2013-02-19 Echostar Technologies L.L.C. Separate addressing of a media content receiver and an installed removable circuit device
US20110283307A1 (en) 2010-05-11 2011-11-17 Kabushiki Kaisha Toshiba Broadcast transmitter, a broadcast transmitting method and a broadcast receiving method
CN102123301B (zh) * 2011-02-14 2012-10-10 上海高智科技发展有限公司 一种数字电视ip广播业务的用户授权发送与接收方法及装置
GB2491622A (en) 2011-06-09 2012-12-12 Nds Ltd Time sensitive message delivery handling
JP4843746B2 (ja) * 2011-08-24 2011-12-21 株式会社東芝 放送受信装置及び放送受信方法
DE112013001738B4 (de) * 2012-03-27 2017-04-27 Mitsubishi Electric Corporation Digitale Rundfunkempfänger-Vorrichtung und digitale Rundfunkempfangs-Verfahren
EP3399761A1 (en) 2017-05-05 2018-11-07 Nagravision SA Entitlement management
CN109327397A (zh) 2017-08-01 2019-02-12 阿里巴巴集团控股有限公司 数据发送、数据重发、数据处理方法与装置

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EP0200310B1 (en) * 1985-05-01 1993-08-11 General Instrument Corporation Direct broadcast satellite signal transmission system
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Also Published As

Publication number Publication date
TW530496B (en) 2003-05-01
MXPA02003860A (es) 2002-10-23
ES2175897T3 (es) 2002-11-16
NZ518219A (en) 2003-10-31
US20160088336A1 (en) 2016-03-24
ZA200203051B (en) 2003-07-17
ATE217136T1 (de) 2002-05-15
WO2001030082A1 (en) 2001-04-26
HK1049761A1 (en) 2003-05-23
DE69901398D1 (de) 2002-06-06
CA2387564A1 (en) 2001-04-26
AU764533B2 (en) 2003-08-21
JP2003512785A (ja) 2003-04-02
US20020120928A1 (en) 2002-08-29
CA2387564C (en) 2014-06-03
EP1094667B1 (en) 2002-05-02
BR0014842A (pt) 2002-06-11
CN1379954A (zh) 2002-11-13
CN1184816C (zh) 2005-01-12
AU7663400A (en) 2001-04-30
EP1094667A1 (en) 2001-04-25
DE69901398T2 (de) 2002-08-29

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20121004