EP2345242A4 - Procede d'emission et de réception et dispositif de fourniture de services de diffusion à acces conditionnel - Google Patents

Procede d'emission et de réception et dispositif de fourniture de services de diffusion à acces conditionnel

Info

Publication number
EP2345242A4
EP2345242A4 EP09819318.8A EP09819318A EP2345242A4 EP 2345242 A4 EP2345242 A4 EP 2345242A4 EP 09819318 A EP09819318 A EP 09819318A EP 2345242 A4 EP2345242 A4 EP 2345242A4
Authority
EP
European Patent Office
Prior art keywords
transmitting
receiving method
conditional access
providing diffusion
services
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.)
Withdrawn
Application number
EP09819318.8A
Other languages
German (de)
English (en)
Other versions
EP2345242A2 (fr
Inventor
Byungjun Bae
Joungil Yun
Jong Soo Lim
Soo In Lee
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.)
Electronics and Telecommunications Research Institute ETRI
Original Assignee
Electronics and Telecommunications Research Institute ETRI
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 Electronics and Telecommunications Research Institute ETRI filed Critical Electronics and Telecommunications Research Institute ETRI
Publication of EP2345242A2 publication Critical patent/EP2345242A2/fr
Publication of EP2345242A4 publication Critical patent/EP2345242A4/fr
Withdrawn legal-status Critical Current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]
    • H04N21/20—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
    • 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
    • H04H—BROADCAST COMMUNICATION
    • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
    • H04H60/02—Arrangements for generating broadcast information; Arrangements for generating broadcast-related information with a direct linking to broadcast information or to broadcast space-time; Arrangements for simultaneous generation of broadcast information and broadcast-related information
    • H04H60/07—Arrangements for generating broadcast information; Arrangements for generating broadcast-related information with a direct linking to broadcast information or to broadcast space-time; Arrangements for simultaneous generation of broadcast information and broadcast-related information characterised by processes or methods for the generation
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/60—Network streaming of media packets
    • H04L65/61—Network streaming of media packets for supporting one-way streaming services, e.g. Internet radio
    • H04L65/611—Network streaming of media packets for supporting one-way streaming services, e.g. Internet radio for multicast or broadcast
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/60—Network streaming of media packets
    • H04L65/75—Media network packet handling
    • H04L65/762—Media network packet handling at the source 
    • 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
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • H04N21/234327—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by decomposing into layers, e.g. base layer and one or more enhancement layers
    • 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
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2389—Multiplex stream processing, e.g. multiplex stream encrypting
    • H04N21/23895—Multiplex stream processing, e.g. multiplex stream encrypting involving multiplex stream encryption
    • H04N21/23897—Multiplex stream processing, e.g. multiplex stream encrypting involving multiplex stream encryption by partially encrypting, e.g. encrypting only the ending portion of a movie
    • 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
    • H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
    • H04N21/41407—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance embedded in a portable device, e.g. video client on a mobile phone, PDA, laptop
    • 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
    • H04N21/4382—Demodulation or channel decoding, e.g. QPSK demodulation
    • 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
    • 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 
    • H04N21/61—Network physical structure; Signal processing
    • H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
    • H04N21/6131—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving transmission via a mobile phone network
    • 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
    • H04N21/643—Communication protocols
    • H04N21/64315—DVB-H
    • 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
    • H04N21/647—Control signaling between network components and server or clients; Network processes for video distribution between server and clients, e.g. controlling the quality of the video stream, by dropping packets, protecting content from unauthorised alteration within the network, monitoring of network load, bridging between two different networks, e.g. between IP and wireless
    • H04N21/64784—Data processing by the network
    • H04N21/64792—Controlling the complexity of the content stream, e.g. by dropping packets

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Databases & Information Systems (AREA)
  • Computer Security & Cryptography (AREA)
  • General Engineering & Computer Science (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
EP09819318.8A 2008-10-07 2009-07-08 Procede d'emission et de réception et dispositif de fourniture de services de diffusion à acces conditionnel Withdrawn EP2345242A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020080098343A KR100972029B1 (ko) 2008-10-07 2008-10-07 제한 수신 방송서비스를 제공하는 송수신 방법 및 그 송수신 장치
PCT/KR2009/003732 WO2010041811A2 (fr) 2008-10-07 2009-07-08 Procede d'emission et de reception et dispositif de fourniture de services de diffusion a acces conditionnel

Publications (2)

Publication Number Publication Date
EP2345242A2 EP2345242A2 (fr) 2011-07-20
EP2345242A4 true EP2345242A4 (fr) 2015-08-05

Family

ID=42101045

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09819318.8A Withdrawn EP2345242A4 (fr) 2008-10-07 2009-07-08 Procede d'emission et de réception et dispositif de fourniture de services de diffusion à acces conditionnel

Country Status (3)

Country Link
EP (1) EP2345242A4 (fr)
KR (1) KR100972029B1 (fr)
WO (1) WO2010041811A2 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007037618A1 (fr) * 2005-09-27 2007-04-05 Electronics And Telecommunications Research Institute Appareil pour transmettre et pour recevoir une diffusion multimedia numerique pour un service video de haute qualite
WO2007064075A1 (fr) * 2005-11-30 2007-06-07 Electronics And Telecommunications Research Institute Appareil d'acces conditionnel et procede de fourniture d'un service dmb terrestre
WO2008069600A1 (fr) * 2006-12-06 2008-06-12 Electronics And Telecommunications Research Institute Appareil et procédé pour service de diffusion multimédia numérique
WO2008078885A1 (fr) * 2006-12-26 2008-07-03 Sk Telecom Co., Ltd Procédé pour la réalisation d'un mécanisme d'achat par paiement à la carte et son système
KR100882508B1 (ko) * 2007-11-27 2009-02-06 한국전자통신연구원 계층적 변조 방식을 이용하는 진화된 ｄｍｂ 제한 수신장치 및 그 방법
KR20100067591A (ko) * 2008-12-11 2010-06-21 한국전자통신연구원 제한 수신 방송 서비스를 제공하는 ａｔ―ｄｍｂ 송신 및 수신 시스템 및 그 방법
EP2200307A2 (fr) * 2008-12-11 2010-06-23 Electronics and Telecommunications Research Institute Système de réception et de transmission AT-DMB pour fournir un service de diffusion à accès conditionnel et procédé associé

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100841724B1 (ko) * 2006-02-10 2008-06-27 주식회사 문화방송 방송 송신 시스템 및 방송 수신 장치
KR100848326B1 (ko) * 2006-12-19 2008-07-24 한국전자통신연구원 지상파 ｄｍｂ 제한수신 시스템에서의 송수신장치 및 방법

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007037618A1 (fr) * 2005-09-27 2007-04-05 Electronics And Telecommunications Research Institute Appareil pour transmettre et pour recevoir une diffusion multimedia numerique pour un service video de haute qualite
WO2007064075A1 (fr) * 2005-11-30 2007-06-07 Electronics And Telecommunications Research Institute Appareil d'acces conditionnel et procede de fourniture d'un service dmb terrestre
WO2008069600A1 (fr) * 2006-12-06 2008-06-12 Electronics And Telecommunications Research Institute Appareil et procédé pour service de diffusion multimédia numérique
WO2008078885A1 (fr) * 2006-12-26 2008-07-03 Sk Telecom Co., Ltd Procédé pour la réalisation d'un mécanisme d'achat par paiement à la carte et son système
KR100882508B1 (ko) * 2007-11-27 2009-02-06 한국전자통신연구원 계층적 변조 방식을 이용하는 진화된 ｄｍｂ 제한 수신장치 및 그 방법
KR20100067591A (ko) * 2008-12-11 2010-06-21 한국전자통신연구원 제한 수신 방송 서비스를 제공하는 ａｔ―ｄｍｂ 송신 및 수신 시스템 및 그 방법
EP2200307A2 (fr) * 2008-12-11 2010-06-23 Electronics and Telecommunications Research Institute Système de réception et de transmission AT-DMB pour fournir un service de diffusion à accès conditionnel et procédé associé

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
"Digital Audio Broadcasting (DAB); Conditional access; ETSI TS 102 367", IEEE, LIS, SOPHIA ANTIPOLIS CEDEX, FRANCE, vol. BC, no. V1.1.1, 1 January 2005 (2005-01-01), XP014027341, ISSN: 0000-0001 *
"Radio Broadcasting Systems; Digital Audio Broadcasting (DAB) to mobile, portable and fixed receivers European Broadcasting Union Union Européenne de Radio-Télévision EBUÜER; Final draft ETSI EN 300 401", IEEE, LIS, SOPHIA ANTIPOLIS CEDEX, FRANCE, vol. BC, no. V1.4.1, 1 January 2006 (2006-01-01), XP014032143, ISSN: 0000-0001 *

Also Published As

Publication number Publication date
KR20100039117A (ko) 2010-04-15
WO2010041811A3 (fr) 2011-10-20
WO2010041811A2 (fr) 2010-04-15
KR100972029B1 (ko) 2010-07-22
EP2345242A2 (fr) 2011-07-20

Similar Documents

Publication Publication Date Title
EP2518768A4 (fr) Dispositif et système d'imagerie à semi-conducteurs
EP2104334A4 (fr) Dispositif d'imagerie et procédé d'imagerie
EP2099539A4 (fr) Procédés et appareils destinés à un dispositif de gestion de cartes automatiques et réseaux de communication intégrant ledit dispositif
EP2169947A4 (fr) Dispositif d'imagerie et procédé d'imagerie
EP2337350A4 (fr) Dispositif de réception d'informations et dispositif d'émission d'informations
EP2023127A4 (fr) Procede et dispositif d'imagerie d'un organisme echantillon
EP2280536A4 (fr) Dispositif d'imagerie à semi-conducteur, dispositif d'imagerie, et procédé d'attaque de pixel
EP2056713A4 (fr) Dispositif d'imagerie, système d'imagerie et procedes d'imagerie
EP2117237A4 (fr) Dispositif de codage d'informations d'image, et procédé de codage d'informations d'image
EP2157781A4 (fr) Dispositif de caméra et procédé d'imagerie
FR2930053B1 (fr) Procede et dispositif de guidage d'un aeronef
EP2373878A4 (fr) Microsatellite comprenant un module de propulsion et un dispositif d'imagerie
EP2184735A4 (fr) Dispositif d'affichage d'image, dispositif d'imagerie et programme
EP2053846A4 (fr) Dispositif d'imagerie et dispositif d'affichage
NL1033813A1 (nl) Stralingsafbeeldingsapparatuur en stralingsafbeeldingswerkwijze.
EP2577728A4 (fr) Dispositif semi-conducteur, dispositif d'imagerie à semi-conducteurs, et système de caméra
EP1840686A4 (fr) Dispositif de positionnement et son procede correspondant
FR2930888B1 (fr) Dispositif de blocage d'un implant et implant correspondant
EP2074478A4 (fr) Elément d'affichage, dispositif d'affichage d'image et système d'affichage d'image
EP1780640A4 (fr) Dispositif de stockage et procede de stockage
EP1813384A4 (fr) Dispositif et systeme de rectification
FR2949287B1 (fr) Procede et dispositif de fourniture de services d'interconnexion permettant de relier un ensemble de reseaux cellulaires.
EP2244294A4 (fr) Procédé de fabrication d'un détecteur de rayonnement, détecteur de rayonnement et dispositif analyseur d'images de rayonnement
EP2036331A4 (fr) Dispositif et procede de compensation d'image
EP2034645A4 (fr) Dispositif de transmission et procede de communication

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

AX Request for extension of the european patent

Extension state: AL BA RS

R17D Deferred search report published (corrected)

Effective date: 20111020

17P Request for examination filed

Effective date: 20120320

RBV Designated contracting states (corrected)

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20150702

RIC1 Information provided on ipc code assigned before grant

Ipc: H04N 7/16 20110101AFI20150626BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20160202