FR2876858B1 - Dispositif et procede de reception d'informations embrouillees, et unite de desembrouillage, systeme de transmission d'informations et emetteur adaptes pour ce dispositif - Google Patents

Dispositif et procede de reception d'informations embrouillees, et unite de desembrouillage, systeme de transmission d'informations et emetteur adaptes pour ce dispositif

Info

Publication number
FR2876858B1
FR2876858B1 FR0410866A FR0410866A FR2876858B1 FR 2876858 B1 FR2876858 B1 FR 2876858B1 FR 0410866 A FR0410866 A FR 0410866A FR 0410866 A FR0410866 A FR 0410866A FR 2876858 B1 FR2876858 B1 FR 2876858B1
Authority
FR
France
Prior art keywords
transmission system
transmitter adapted
receiving device
information transmission
information receiving
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.)
Active
Application number
FR0410866A
Other languages
English (en)
Other versions
FR2876858A1 (fr
Inventor
Jean Pierre Vigarie
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.)
Viaccess SAS
Original Assignee
Viaccess 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 Viaccess SAS filed Critical Viaccess SAS
Priority to FR0410866A priority Critical patent/FR2876858B1/fr
Priority to PCT/FR2005/002541 priority patent/WO2006040482A2/fr
Publication of FR2876858A1 publication Critical patent/FR2876858A1/fr
Application granted granted Critical
Publication of FR2876858B1 publication Critical patent/FR2876858B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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]
    • H04N21/20—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
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/426—Internal components of the client ; Characteristics thereof
    • H04N21/42607—Internal components of the client ; Characteristics thereof for processing the incoming bitstream
    • H04N21/42623—Internal components of the client ; Characteristics thereof for processing the incoming bitstream involving specific decryption arrangements
FR0410866A 2004-10-14 2004-10-14 Dispositif et procede de reception d'informations embrouillees, et unite de desembrouillage, systeme de transmission d'informations et emetteur adaptes pour ce dispositif Active FR2876858B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0410866A FR2876858B1 (fr) 2004-10-14 2004-10-14 Dispositif et procede de reception d'informations embrouillees, et unite de desembrouillage, systeme de transmission d'informations et emetteur adaptes pour ce dispositif
PCT/FR2005/002541 WO2006040482A2 (fr) 2004-10-14 2005-10-13 Dispositif et procede de reception d'informations embrouillees, et unite de desembrouillage, systeme de transmission d'informations et emetteur adaptes pour ce dispositif

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0410866A FR2876858B1 (fr) 2004-10-14 2004-10-14 Dispositif et procede de reception d'informations embrouillees, et unite de desembrouillage, systeme de transmission d'informations et emetteur adaptes pour ce dispositif

Publications (2)

Publication Number Publication Date
FR2876858A1 FR2876858A1 (fr) 2006-04-21
FR2876858B1 true FR2876858B1 (fr) 2006-12-01

Family

ID=34952223

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0410866A Active FR2876858B1 (fr) 2004-10-14 2004-10-14 Dispositif et procede de reception d'informations embrouillees, et unite de desembrouillage, systeme de transmission d'informations et emetteur adaptes pour ce dispositif

Country Status (2)

Country Link
FR (1) FR2876858B1 (fr)
WO (1) WO2006040482A2 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2905215B1 (fr) * 2006-08-23 2009-01-09 Viaccess Sa Procede de transmission d'une donnee complementaire a un terminal de reception
EP2129116A1 (fr) * 2008-05-29 2009-12-02 Nagravision S.A. Unité et méthode de traitement sécurisé de données audio/vidéo à accès contrôlé
EP2192773A1 (fr) * 2008-12-01 2010-06-02 Irdeto Access B.V. Dispositif de décryptage de contenu et système de cryptage utilisant une couche clé supplémentaire
EP2337347A1 (fr) 2009-12-17 2011-06-22 Nagravision S.A. Procédé et unité de traitement pour le traitement sécurisé de données audio/vidéo à l'accès contrôlé
US8782417B2 (en) 2009-12-17 2014-07-15 Nagravision S.A. Method and processing unit for secure processing of access controlled audio/video data
EP2393292A1 (fr) 2010-06-01 2011-12-07 Nagravision S.A. Procédé et appareil de décryptage d'un contenu crypté
FR2961364B1 (fr) * 2010-06-15 2012-08-17 Logiways France Procede et systeme de protection d'informations par un mot de controle
FR2996947B1 (fr) * 2012-10-11 2015-09-04 Openways Sas Procede securise de commande d'ouverture de dispositifs de serrure a partir de messages mettant en oeuvre un cryptage symetrique
EP2802152B1 (fr) 2013-05-07 2017-07-05 Nagravision S.A. Procédé de traitement sécurisé d'un flux de données audio/vidéo numériques chiffrées
CN112073660B (zh) * 2020-09-15 2023-03-10 深圳Tcl数字技术有限公司 Tlv数据生成方法、读取方法、智能设备及存储介质

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL107967A (en) * 1993-12-09 1996-12-05 News Datacom Research Ltd Apparatus and method for securing communication systems
FR2715256B1 (fr) * 1994-01-19 1996-02-16 France Telecom Procédés d'émission et de réception de programmes à accès conditionnel gérés par un même opérateur.

Also Published As

Publication number Publication date
WO2006040482A3 (fr) 2006-08-31
WO2006040482A2 (fr) 2006-04-20
FR2876858A1 (fr) 2006-04-21

Similar Documents

Publication Publication Date Title
HK1095219A1 (en) Information reception device, information transmission system, and information reception method
FR2878964B1 (fr) Procede pour la localisation d'un dispositif d'emission et de reception
FR2851384B1 (fr) Procede de transmission de donnees radio, signal, systeme et dispositifs correspondant.
EP1821432A4 (fr) Systeme de transmission d'informations par le corps humain et emetteur/recepteur
FR2887095B1 (fr) Dispositif de communication et procede pour la transmission de donnees
FR2828033B1 (fr) Procede et appareil pour retransmettre des donnees dans un systeme de communication mobile armc
FR2862763B1 (fr) Procede et dispositif pour emettre de multiples faisceaux
FR2869134B1 (fr) Procede de transmission d'informations entre objets bidirectionnels
FR2852723B1 (fr) Procede de communication a distance entre un emetteur d'ordres et un recepteur d'ordres
FR2908585B1 (fr) Procede et dispositif de transmission de donnees video.
DE602005017966D1 (de) Signalempfangseinrichtung, Signalsendeeinrichtung, Funkübertragungssystem und Signalempfangsverfahren
FR2876858B1 (fr) Dispositif et procede de reception d'informations embrouillees, et unite de desembrouillage, systeme de transmission d'informations et emetteur adaptes pour ce dispositif
FR2842690B1 (fr) Procede et dispositif de transmission de donnees video pour la mise en oeuvre de modes speciaux
FR2848709B1 (fr) Procede pour la localisation d'un dispositif portatif de systeme de securisation mains-libres, et systeme de securisation mains-libres associe
FR2855887B1 (fr) Procede et systeme de transmission d'information sur un aeronef
FR2899367B1 (fr) Systeme et procede de communication d'informations de navigation
FR2919407B1 (fr) Procede, dispositif et systeme pour la fusion d'informations provenant de plusieurs capteurs.
FR2837043B1 (fr) Systeme de commutation, dispositif de transmission, procede de transmission et procede de commutation pour satellite
FR2858148B1 (fr) Dispositif et procede de transmission d'un message
FR2901445B1 (fr) Procede et systeme de transmission d'informations locales selectives
FR2857805B1 (fr) Procede et dispositif de transmission de donnees
FR2906098B1 (fr) Procede et dispositif pour la transmission d'informations sur un reseau complexe.
FR2822581B1 (fr) Procede et dispositif de transmission de donnees
FR2864382B1 (fr) Dispositif et procede de decodage de donnees amrc, systeme correspondant
FR2822564B1 (fr) Systeme de diffusion de donnees et recepteur pour un tel systeme

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 12

PLFP Fee payment

Year of fee payment: 13

PLFP Fee payment

Year of fee payment: 14

PLFP Fee payment

Year of fee payment: 15

PLFP Fee payment

Year of fee payment: 16

PLFP Fee payment

Year of fee payment: 17

PLFP Fee payment

Year of fee payment: 18

PLFP Fee payment

Year of fee payment: 19

PLFP Fee payment

Year of fee payment: 20