CN100438617C - 付费电视、在这种系统中撤销权利的方法、相关的解码器和智能卡 - Google Patents

付费电视、在这种系统中撤销权利的方法、相关的解码器和智能卡 Download PDF

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Publication number
CN100438617C
CN100438617C CNB200480003406XA CN200480003406A CN100438617C CN 100438617 C CN100438617 C CN 100438617C CN B200480003406X A CNB200480003406X A CN B200480003406XA CN 200480003406 A CN200480003406 A CN 200480003406A CN 100438617 C CN100438617 C CN 100438617C
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CN
China
Prior art keywords
decoder
message
messages
control word
emm
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 - Fee Related
Application number
CNB200480003406XA
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English (en)
Chinese (zh)
Other versions
CN1745585A (zh
Inventor
J·-L·多瓦
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.)
Nagra France Sas
KCA Licensing SA
Original Assignee
Canal Plus Technologies 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 Canal Plus Technologies SA filed Critical Canal Plus Technologies SA
Publication of CN1745585A publication Critical patent/CN1745585A/zh
Application granted granted Critical
Publication of CN100438617C publication Critical patent/CN100438617C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • 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
    • H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
    • 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 programme guide from data received from the Internet and a Head-end or 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]
    • H04N21/40—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
    • H04N21/47211—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 pay-per-view content
    • 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
    • H04N7/162—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
    • H04N7/167—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)
  • Human Computer Interaction (AREA)
  • Computer Graphics (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
CNB200480003406XA 2003-02-04 2004-01-30 付费电视、在这种系统中撤销权利的方法、相关的解码器和智能卡 Expired - Fee Related CN100438617C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0301243A FR2850822A1 (fr) 2003-02-04 2003-02-04 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
FR0301243 2003-02-04

Publications (2)

Publication Number Publication Date
CN1745585A CN1745585A (zh) 2006-03-08
CN100438617C true CN100438617C (zh) 2008-11-26

Family

ID=32696328

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB200480003406XA Expired - Fee Related CN100438617C (zh) 2003-02-04 2004-01-30 付费电视、在这种系统中撤销权利的方法、相关的解码器和智能卡

Country Status (10)

Country Link
EP (1) EP1595399B1 (https=)
JP (1) JP4521392B2 (https=)
KR (1) KR100989473B1 (https=)
CN (1) CN100438617C (https=)
BR (1) BRPI0407202A (https=)
DE (1) DE602004003346T2 (https=)
ES (1) ES2276273T3 (https=)
FR (1) FR2850822A1 (https=)
MX (1) MXPA05008152A (https=)
WO (1) WO2004071087A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102742287A (zh) * 2010-02-04 2012-10-17 纳格拉影像股份有限公司 管理访问音频/视频数据的至少一组解码器的成员的方法

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1631086A1 (fr) * 2004-08-30 2006-03-01 Nagra France Sarl Méthode de composition de messages de sécurité pour contenu encrypté
EP1720350A1 (fr) * 2005-05-03 2006-11-08 Nagracard S.A. Module de sécurité destiné au contrôle d'accès à des contenus
FR2891104A1 (fr) * 2005-09-22 2007-03-23 Viaccess Sa Procede de lutte contre l'usage frauduleux d'un terminal de reception de donnees numeriques
EP1773055B1 (fr) * 2005-10-07 2014-12-03 Nagra France SAS Méthode de vérification de droits contenus dans un module de sécurité
CN100547955C (zh) * 2007-11-09 2009-10-07 北京创毅视讯科技有限公司 一种移动多媒体业务保护的方法、系统及设备
EP2061243A1 (fr) * 2007-11-13 2009-05-20 Nagravision S.A. Procédé pour l'accés á des données á accés conditionnel
EP2265013A1 (fr) * 2009-06-19 2010-12-22 France Telecom Transmission de contenu vers un équipement client comportant au moins un module de décodage et un module de sécurité
EP2362635B1 (en) * 2010-02-25 2013-04-03 Irdeto B.V. Disabling a cleartext control word loading mechanism in a conditional access system

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5461675A (en) * 1992-09-14 1995-10-24 Thomson Consumer Electronics S.A. Apparatus and method for access control
EP0817485A1 (en) * 1996-06-28 1998-01-07 THOMSON multimedia Conditional access system and smartcard allowing such access
JPH10191302A (ja) * 1996-12-27 1998-07-21 Matsushita Electric Ind Co Ltd デジタル衛星放送受信装置
CN1220549A (zh) * 1997-10-14 1999-06-23 汤姆森多媒体公司 控制访问家用网络的方法及实现该方法的设备
WO2001047271A2 (en) * 1999-12-22 2001-06-28 Irdeto Access B.V. Method for operating a conditional access system for broadcast applications
CN1358024A (zh) * 2000-12-15 2002-07-10 上海南广电子技术有限公司 宽带数据广播中窄带条件接收方案

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1026898A1 (en) * 1999-02-04 2000-08-09 CANAL+ Société Anonyme Method and apparatus for encrypted transmission
JP2001333407A (ja) 2000-05-24 2001-11-30 Toshiba Corp 有料放送システム、有料放送受信機及び有料放送タイムシフト視聴方法
JP2002281477A (ja) * 2001-03-16 2002-09-27 Nippon Hoso Kyokai <Nhk> 限定受信システム、送出装置、及び再送信装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5461675A (en) * 1992-09-14 1995-10-24 Thomson Consumer Electronics S.A. Apparatus and method for access control
EP0817485A1 (en) * 1996-06-28 1998-01-07 THOMSON multimedia Conditional access system and smartcard allowing such access
JPH10191302A (ja) * 1996-12-27 1998-07-21 Matsushita Electric Ind Co Ltd デジタル衛星放送受信装置
CN1220549A (zh) * 1997-10-14 1999-06-23 汤姆森多媒体公司 控制访问家用网络的方法及实现该方法的设备
WO2001047271A2 (en) * 1999-12-22 2001-06-28 Irdeto Access B.V. Method for operating a conditional access system for broadcast applications
CN1358024A (zh) * 2000-12-15 2002-07-10 上海南广电子技术有限公司 宽带数据广播中窄带条件接收方案

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102742287A (zh) * 2010-02-04 2012-10-17 纳格拉影像股份有限公司 管理访问音频/视频数据的至少一组解码器的成员的方法
CN102742287B (zh) * 2010-02-04 2015-11-25 纳格拉影像股份有限公司 管理访问音频/视频数据的至少一组解码器的成员的方法

Also Published As

Publication number Publication date
CN1745585A (zh) 2006-03-08
KR20050118164A (ko) 2005-12-15
ES2276273T3 (es) 2007-06-16
EP1595399A1 (fr) 2005-11-16
JP2006518134A (ja) 2006-08-03
DE602004003346T2 (de) 2007-05-31
FR2850822A1 (fr) 2004-08-06
EP1595399B1 (fr) 2006-11-22
BRPI0407202A (pt) 2006-01-24
DE602004003346D1 (de) 2007-01-04
WO2004071087A1 (fr) 2004-08-19
KR100989473B1 (ko) 2010-10-22
JP4521392B2 (ja) 2010-08-11
MXPA05008152A (es) 2005-09-30

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: NAGRA FRANCE SAS

Free format text: FORMER OWNER: NAGRA THOMSON LICENSING CORP.

Effective date: 20130912

C41 Transfer of patent application or patent right or utility model
C56 Change in the name or address of the patentee

Owner name: NAGRA THOMSON LICENSING CORP.

Free format text: FORMER NAME: CANAL TECH S.A.

CP01 Change in the name or title of a patent holder

Address after: Paris France

Patentee after: Nagra Thomson licensing

Address before: Paris France

Patentee before: CANAL + TECHNOLOGIES

TR01 Transfer of patent right

Effective date of registration: 20130912

Address after: Paris France

Patentee after: NAGRA FRANCE S.A.S.

Address before: Paris France

Patentee before: Nagra Thomson licensing

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20081126

Termination date: 20190130

CF01 Termination of patent right due to non-payment of annual fee