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HK1066959A1 - Method of controlling descrambling of a plurality of program transport streams, receiver system and portable secure device - Google Patents

Method of controlling descrambling of a plurality of program transport streams, receiver system and portable secure device

Info

Publication number
HK1066959A1
HK1066959A1 HK04109880.0A HK04109880A HK1066959A1 HK 1066959 A1 HK1066959 A1 HK 1066959A1 HK 04109880 A HK04109880 A HK 04109880A HK 1066959 A1 HK1066959 A1 HK 1066959A1
Authority
HK
Hong Kong
Prior art keywords
receiver system
secure device
transport streams
program transport
portable secure
Prior art date
Application number
HK04109880.0A
Other languages
English (en)
Inventor
Antonius Johannes Petrus Maria Van De Ven
Andrew Augustine Wajs
Original Assignee
Irdeto Access Bv
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 Irdeto Access Bv filed Critical Irdeto Access Bv
Publication of HK1066959A1 publication Critical patent/HK1066959A1/xx

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
    • H04N21/43—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
    • H04N21/43—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
    • H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
    • H04N21/4385—Multiplex stream processing, e.g. multiplex stream decrypting
    • H04N21/43853—Multiplex stream processing, e.g. multiplex stream decrypting involving multiplex stream decryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
    • H04H60/09—Arrangements for device control with a direct linkage to broadcast information or to broadcast space-time; Arrangements for control of broadcast-related services
    • H04H60/14—Arrangements for conditional access to broadcast information or to broadcast-related 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]
    • H04N21/20—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
    • H04N21/41—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
    • H04N21/4263—Internal components of the client ; Characteristics thereof for processing the incoming bitstream involving specific tuning arrangements, e.g. two tuners
    • 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
    • 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
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/835—Generation of protective data, e.g. certificates
    • 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)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Databases & Information Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Storage Device Security (AREA)
  • Television Systems (AREA)
  • Circuits Of Receivers In General (AREA)
  • Control Of Conveyors (AREA)
HK04109880.0A 2003-02-12 2004-12-14 Method of controlling descrambling of a plurality of program transport streams, receiver system and portable secure device HK1066959A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03100297.5A EP1447976B1 (fr) 2003-02-12 2003-02-12 Méthode de contrôle de désembrouillage d'une pluralité de flux de programmes, système récepteur et dispositif portable sécurisé

Publications (1)

Publication Number Publication Date
HK1066959A1 true HK1066959A1 (en) 2005-04-01

Family

ID=32669017

Family Applications (1)

Application Number Title Priority Date Filing Date
HK04109880.0A HK1066959A1 (en) 2003-02-12 2004-12-14 Method of controlling descrambling of a plurality of program transport streams, receiver system and portable secure device

Country Status (15)

Country Link
US (1) US7552457B2 (fr)
EP (1) EP1447976B1 (fr)
JP (1) JP4949610B2 (fr)
KR (1) KR101033426B1 (fr)
CN (1) CN100481929C (fr)
AR (1) AR043149A1 (fr)
AU (1) AU2004200254B2 (fr)
BR (1) BRPI0400193A (fr)
CA (1) CA2455378C (fr)
HK (1) HK1066959A1 (fr)
MX (1) MXPA04001313A (fr)
PL (1) PL364852A1 (fr)
RU (1) RU2341033C2 (fr)
TW (1) TWI290432B (fr)
ZA (1) ZA200400743B (fr)

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EP1821538A1 (fr) * 2006-02-15 2007-08-22 Irdeto Access B.V. Méthode et système pour générer du contenu brouillé
US8275132B2 (en) * 2006-05-15 2012-09-25 Buchen Neil B System and method for dynamically allocating stream identifiers in a multi-encryption transport system
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WO2010078489A2 (fr) * 2008-12-31 2010-07-08 Akamai Technologies, Inc. Mise en application d'un flux unique par ouverture de session à partir d'un serveur multimédia de réseau de distribution de contenu (cdn)
EP2207340A1 (fr) 2009-01-12 2010-07-14 Thomson Licensing Procédé et dispositif pour la réception de mots de commande et procédé de transmission correspondant
FR2947361B1 (fr) 2009-06-29 2011-08-26 Viaccess Sa Procede de detection d'une tentative d'attaque, support d'enregistrement et processeur de securite pour ce procede
EP2280544A1 (fr) * 2009-07-07 2011-02-02 Irdeto Access B.V. Transmission et enregistrement sécurisés d'un contenu
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FR2967002B1 (fr) * 2010-10-27 2012-12-14 Viaccess Sa Procede de reception d'un contenu multimedia embrouille a l'aide de mots de controle
US9313534B2 (en) * 2010-12-07 2016-04-12 Intertech Corp. Efficient authorization system for multi-channel broadcast program options
US9503785B2 (en) 2011-06-22 2016-11-22 Nagrastar, Llc Anti-splitter violation conditional key change
IN2014MN01482A (fr) * 2012-02-07 2015-04-17 Sony Corp
WO2013146865A1 (fr) * 2012-03-27 2013-10-03 三菱電機株式会社 Dispositif formant récepteur de radiodiffusion numérique et procédé de réception de radiodiffusion numérique
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EP2802152B1 (fr) 2013-05-07 2017-07-05 Nagravision S.A. Procédé de traitement sécurisé d'un flux de données audio/vidéo numériques chiffrées
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Also Published As

Publication number Publication date
KR101033426B1 (ko) 2011-05-09
JP4949610B2 (ja) 2012-06-13
BRPI0400193A (pt) 2004-12-28
AR043149A1 (es) 2005-07-20
AU2004200254A1 (en) 2004-08-26
KR20040073377A (ko) 2004-08-19
MXPA04001313A (es) 2005-02-17
US20040215691A1 (en) 2004-10-28
TW200423722A (en) 2004-11-01
CA2455378C (fr) 2014-04-22
CA2455378A1 (fr) 2004-08-12
EP1447976B1 (fr) 2019-06-19
JP2004248284A (ja) 2004-09-02
AU2004200254B2 (en) 2009-04-23
CN100481929C (zh) 2009-04-22
ZA200400743B (en) 2004-08-24
RU2341033C2 (ru) 2008-12-10
TWI290432B (en) 2007-11-21
RU2004104019A (ru) 2005-07-20
EP1447976A1 (fr) 2004-08-18
CN1522072A (zh) 2004-08-18
PL364852A1 (en) 2004-08-23
US7552457B2 (en) 2009-06-23

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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: 20140210