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PE20100227A1 - Modulo de seguridad (sm) para unidad de tratamiento de datos audio/video - Google Patents

Modulo de seguridad (sm) para unidad de tratamiento de datos audio/video

Info

Publication number
PE20100227A1
PE20100227A1 PE2009000433A PE2009000433A PE20100227A1 PE 20100227 A1 PE20100227 A1 PE 20100227A1 PE 2009000433 A PE2009000433 A PE 2009000433A PE 2009000433 A PE2009000433 A PE 2009000433A PE 20100227 A1 PE20100227 A1 PE 20100227A1
Authority
PE
Peru
Prior art keywords
audio
processing unit
security
security module
video data
Prior art date
Application number
PE2009000433A
Other languages
English (en)
Inventor
Joel Conus
Luca Gradassi
Rached Ksontini
Henri Kudelski
Original Assignee
Nagravision 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=39877994&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PE20100227(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nagravision Sa filed Critical Nagravision Sa
Publication of PE20100227A1 publication Critical patent/PE20100227A1/es

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
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • 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]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/81—Monomedia components thereof
    • H04N21/8166—Monomedia components thereof involving executable data, e.g. software
    • H04N21/8193—Monomedia components thereof involving executable data, e.g. software dedicated tools, e.g. video decoder software or IPMP tool
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Computer Security & Cryptography (AREA)
  • General Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Storage Device Security (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)

Abstract

REFERIDO A UN MODULO DE SEGURIDAD (SM) PARA UNIDAD DE TRATAMIENTO DE DATOS DE AUDIO/VIDEO ENCARGADO DE PROCESAR MENSAJES DE SEGURIDAD CONTENIENDO CRIPTOGRAMAS RELATIVOS A PALABRAS DE CONTROL E INSTRUCCIONES RELATIVAS A LAS PALABRAS DE CONTROL, CARACTERIZADO POR TENER MEDIOS PARA RECIBIR POR LOS MENSAJES DE SEGURIDAD A DOS O MAS MICROPROGRAMAS EJECUTABLES POR EL MODULO DE SEGURIDAD, DONDE ESTE MODULO COMPRENDE MEDIOS PARA ALMACENAR DOS O MAS MICROPROGRAMAS Y MEDIOS PARA RECIBIR LA INSTRUCCION DEL MENSAJE DE SEGURIDAD. LA EJECUCION DEL MICROPROGRAMA SELECCIONADO POR LA INSTRUCCION NECESITA EL CRIPTOGRAMA COMO PARAMETRO DE EJECUCION, LA CUAL PERMITE CALCULAR LA PALABRA DE CONTROL QUE DEBE VOLVER A LA UNIDAD DE PROCESAMIENTO DE AUDIO/VIDEO
PE2009000433A 2008-04-03 2009-03-23 Modulo de seguridad (sm) para unidad de tratamiento de datos audio/video PE20100227A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP08154029A EP2107808A1 (fr) 2008-04-03 2008-04-03 Module de sécurité (SM) pour unité de traitement de données audio/vidéo

Publications (1)

Publication Number Publication Date
PE20100227A1 true PE20100227A1 (es) 2010-03-17

Family

ID=39877994

Family Applications (1)

Application Number Title Priority Date Filing Date
PE2009000433A PE20100227A1 (es) 2008-04-03 2009-03-23 Modulo de seguridad (sm) para unidad de tratamiento de datos audio/video

Country Status (11)

Country Link
US (1) US8646097B2 (es)
EP (2) EP2107808A1 (es)
KR (1) KR101569950B1 (es)
CN (1) CN101981927B (es)
BR (1) BRPI0906528B1 (es)
CA (1) CA2719563C (es)
CL (1) CL2009000819A1 (es)
MX (1) MX2010010682A (es)
PE (1) PE20100227A1 (es)
TW (1) TWI460592B (es)
WO (1) WO2009121933A1 (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2129116A1 (fr) 2008-05-29 2009-12-02 Nagravision S.A. Unité et méthode de traitement sécurisé de données audio/vidéo à accès contrôlé
EP2337347A1 (en) * 2009-12-17 2011-06-22 Nagravision S.A. Method and processing unit for secure processing of access controlled audio/video data
US8782417B2 (en) 2009-12-17 2014-07-15 Nagravision S.A. Method and processing unit for secure processing of access controlled audio/video data
US8898723B2 (en) * 2010-08-20 2014-11-25 Sony Corporation Virtual channel declarative script binding
US8687807B2 (en) * 2011-01-26 2014-04-01 Nagrastar, L.L.C. Cascading dynamic crypto periods
HUP1200524A2 (hu) * 2012-09-12 2014-05-28 Cellum Global Innovacios Es Szolgaltato Zrt Mobil fizetõeszköz alkalmazói rendszer, valamint eljárás mobil fizetõeszköz létrehozására és használatára
EP2802152B1 (en) 2013-05-07 2017-07-05 Nagravision S.A. Method for secure processing a stream of encrypted digital audio / video data
EP2827601A1 (fr) * 2013-07-19 2015-01-21 Nagravision S.A. Méthode et dispositif pour la protection des clés de déchiffrement d'un décodeur
FR3120718B1 (fr) * 2021-03-09 2023-02-10 Commissariat Energie Atomique Procédé d’exécution d’un programme d’ordinateur par un appareil électronique

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6697489B1 (en) 1999-03-30 2004-02-24 Sony Corporation Method and apparatus for securing control words
US7730300B2 (en) * 1999-03-30 2010-06-01 Sony Corporation Method and apparatus for protecting the transfer of data
US7096355B1 (en) * 1999-04-26 2006-08-22 Omniva Corporation Dynamic encoding algorithms and inline message decryption
KR100567921B1 (ko) * 2001-06-04 2006-04-05 마츠시타 덴끼 산교 가부시키가이샤 콘텐츠 제공 및 보호용의 유연 및 공통 ｉｐｍｐ 시스템의장치 및 방법
AU2003242929A1 (en) * 2002-07-11 2004-02-02 Koninklijke Philips Electronics N.V. Apparatus for providing conditional access to a stream of data
WO2004057830A1 (en) * 2002-12-20 2004-07-08 Koninklijke Philips Electronics N.V. Apparatus and method for processing streams
TWI250450B (en) * 2004-04-16 2006-03-01 Via Tech Inc Microprocessor apparatus and method for providing configurable cryptographic key size
US20060126836A1 (en) 2004-12-10 2006-06-15 Hector Rivas System and method for dynamic generation of encryption keys
US7970138B2 (en) * 2006-05-26 2011-06-28 Syphermedia International Method and apparatus for supporting broadcast efficiency and security enhancements
US7930554B2 (en) * 2007-05-31 2011-04-19 Vasco Data Security,Inc. Remote authentication and transaction signatures

Also Published As

Publication number Publication date
CN101981927A (zh) 2011-02-23
KR20100130613A (ko) 2010-12-13
CA2719563C (en) 2016-07-12
CN101981927B (zh) 2013-01-02
EP2107808A1 (fr) 2009-10-07
BRPI0906528B1 (pt) 2020-11-10
TW201007454A (en) 2010-02-16
EP2279616B1 (en) 2012-12-12
TWI460592B (zh) 2014-11-11
WO2009121933A1 (en) 2009-10-08
KR101569950B1 (ko) 2015-11-17
CL2009000819A1 (es) 2009-08-21
CA2719563A1 (en) 2009-10-08
BRPI0906528A2 (pt) 2015-07-21
US20090254996A1 (en) 2009-10-08
MX2010010682A (es) 2011-03-04
EP2279616A1 (en) 2011-02-02
HK1146777A1 (en) 2011-07-08
US8646097B2 (en) 2014-02-04

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