FR2848043B1 - Module, systeme et procede de traitement de signaux numeriques - Google Patents

Module, systeme et procede de traitement de signaux numeriques

Info

Publication number
FR2848043B1
FR2848043B1 FR0215187A FR0215187A FR2848043B1 FR 2848043 B1 FR2848043 B1 FR 2848043B1 FR 0215187 A FR0215187 A FR 0215187A FR 0215187 A FR0215187 A FR 0215187A FR 2848043 B1 FR2848043 B1 FR 2848043B1
Authority
FR
France
Prior art keywords
module
digital signals
processing digital
processing
signals
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
FR0215187A
Other languages
English (en)
Other versions
FR2848043A1 (fr
Inventor
Philippe Guenebaud
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR0215187A priority Critical patent/FR2848043B1/fr
Priority to EP03786054A priority patent/EP1568225A1/fr
Priority to AU2003295058A priority patent/AU2003295058A1/en
Priority to PCT/FR2003/050118 priority patent/WO2004054258A1/fr
Priority to US10/537,373 priority patent/US20060053457A1/en
Publication of FR2848043A1 publication Critical patent/FR2848043A1/fr
Application granted granted Critical
Publication of FR2848043B1 publication Critical patent/FR2848043B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H04N21/41—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
    • H04N21/43—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
    • H04N21/4402—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 reformatting operations of video signals for household redistribution, storage or real-time display
    • H04N21/440218—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 reformatting operations of video signals for household redistribution, storage or real-time display by transcoding between formats or standards, e.g. from MPEG-2 to MPEG-4
    • 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
    • H04N21/45—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
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • H04N2005/91357—Television signal processing therefor for scrambling ; for copy protection by modifying the video signal
    • H04N2005/91364—Television signal processing therefor for scrambling ; for copy protection by modifying the video signal the video signal being scrambled

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Databases & Information Systems (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
FR0215187A 2002-12-03 2002-12-03 Module, systeme et procede de traitement de signaux numeriques Expired - Fee Related FR2848043B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR0215187A FR2848043B1 (fr) 2002-12-03 2002-12-03 Module, systeme et procede de traitement de signaux numeriques
EP03786054A EP1568225A1 (fr) 2002-12-03 2003-11-13 Module, systeme et procede de traitement de signaux numeriques
AU2003295058A AU2003295058A1 (en) 2002-12-03 2003-11-13 Module, system and method for processing digital signals
PCT/FR2003/050118 WO2004054258A1 (fr) 2002-12-03 2003-11-13 Module, systeme et procede de traitement de signaux numeriques
US10/537,373 US20060053457A1 (en) 2002-12-03 2003-11-13 Module, system and method for processing digital signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0215187A FR2848043B1 (fr) 2002-12-03 2002-12-03 Module, systeme et procede de traitement de signaux numeriques

Publications (2)

Publication Number Publication Date
FR2848043A1 FR2848043A1 (fr) 2004-06-04
FR2848043B1 true FR2848043B1 (fr) 2005-01-28

Family

ID=32309945

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0215187A Expired - Fee Related FR2848043B1 (fr) 2002-12-03 2002-12-03 Module, systeme et procede de traitement de signaux numeriques

Country Status (5)

Country Link
US (1) US20060053457A1 (fr)
EP (1) EP1568225A1 (fr)
AU (1) AU2003295058A1 (fr)
FR (1) FR2848043B1 (fr)
WO (1) WO2004054258A1 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005057420A1 (fr) * 2003-12-11 2005-06-23 Bea Su Jo Appareil et procede de distorsion de contenus numeriques et de recuperation des contenus numeriques deformes
US8756626B2 (en) 2005-12-22 2014-06-17 Broadcom Corporation Method and apparatus for using the host-pod interface of a digital television or other digital audio/video receiver for new services
DE102006016875B4 (de) * 2006-04-10 2013-01-03 Technisat Digital Gmbh Verfahren zur Übertragung und zur Wiedergabe von Audio- und Videodaten
US7786996B2 (en) * 2006-10-24 2010-08-31 Sony Corporation System and method for object oriented hardware including cross-point switch interconnecting modules with I/O
DE102008029102A1 (de) * 2008-06-20 2009-12-24 Micronas Gmbh Audio- und/oder Video-Datenverarbeitungsvorrichtung, Kommunikations- oder Datennetz zum Umkodieren von Audio- und/oder Video-Daten bzw. Verfahren zum Dekodieren von Audio- und/oder Video-Daten
DE102008029101A1 (de) * 2008-06-20 2009-12-24 Micronas Gmbh Audio- und/oder Video-Daten-Formatumwandlungs-Modul zum Umkodieren von Audio- und/oder Video-Daten bzw. Verfahren zum Umkodieren von Audio- und/oder Video-Daten
US9060098B2 (en) * 2009-01-16 2015-06-16 Broadcom Corporation Method and system for data processing in a device with integrated set-top-box and femtocell functionality
US8885728B2 (en) * 2009-10-13 2014-11-11 General Instrument Corporation Decoding apparatus for a set-top box
KR20130046172A (ko) * 2011-10-27 2013-05-07 삼성전자주식회사 다채널 방송수신 장치 및 방법
WO2014200445A1 (fr) * 2013-06-14 2014-12-18 Kizil Ali Dispositif à branchement usb et accès conditionnel (usb-ca) et fournisseur de contenu pour systèmes dvb (radiodiffusion télévisuelle numérique) / ip (protocole internet)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5742680A (en) * 1995-11-13 1998-04-21 E Star, Inc. Set top box for receiving and decryption and descrambling a plurality of satellite television signals
WO1999030498A1 (fr) * 1997-12-10 1999-06-17 Thomson Licensing S.A. Systeme d'acces conditionnel pour recepteurs numeriques
US6622307B1 (en) * 1999-03-26 2003-09-16 Hughes Electronics Corporation Multiple-room signal distribution system
AU2001251008A1 (en) * 2000-03-29 2001-10-08 Sony Electronics Inc. Removable smart card interface for set top box
KR100412107B1 (ko) * 2001-10-09 2003-12-24 삼성전자주식회사 디지털 방송신호 재생시스템 및 그 재생방법
EP1304844B1 (fr) * 2001-10-19 2007-04-04 Sony Deutschland GmbH Système de protection de contenu et de gestion de duplication pour un réseau
US20030202006A1 (en) * 2002-04-30 2003-10-30 Callway Edward G. Set top box and associated method of operation to facilitate display of locally sourced display data

Also Published As

Publication number Publication date
WO2004054258A1 (fr) 2004-06-24
AU2003295058A1 (en) 2004-06-30
US20060053457A1 (en) 2006-03-09
FR2848043A1 (fr) 2004-06-04
EP1568225A1 (fr) 2005-08-31

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Legal Events

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TP Transmission of property
TP Transmission of property
PLFP Fee payment

Year of fee payment: 14

PLFP Fee payment

Year of fee payment: 15

PLFP Fee payment

Year of fee payment: 16

ST Notification of lapse

Effective date: 20190905