PT1477009E - Dispositivo para proteger a transmissão, o registo e a visualização de programas audiovisuais - Google Patents

Dispositivo para proteger a transmissão, o registo e a visualização de programas audiovisuais Download PDF

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Publication number
PT1477009E
PT1477009E PT03731730T PT03731730T PT1477009E PT 1477009 E PT1477009 E PT 1477009E PT 03731730 T PT03731730 T PT 03731730T PT 03731730 T PT03731730 T PT 03731730T PT 1477009 E PT1477009 E PT 1477009E
Authority
PT
Portugal
Prior art keywords
flow
format
visualisation
modified
image
Prior art date
Application number
PT03731730T
Other languages
English (en)
Inventor
Daniel Lecomte
Original Assignee
Medialive
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 Medialive filed Critical Medialive
Publication of PT1477009E publication Critical patent/PT1477009E/pt

Links

Classifications

    • 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
    • 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
    • H04L65/1066—Session management
    • H04L65/1101—Session protocols
    • 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
    • H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption
    • H04N21/23476—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption by partially encrypting, e.g. encrypting 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
    • H04N21/23—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
    • 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
    • H04N21/4147—PVR [Personal Video Recorder]
    • 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
    • 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
    • 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
    • H04N21/4622—Retrieving content or additional data from different sources, e.g. from a broadcast channel and the Internet
    • 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
    • H04N21/631—Multimode Transmission, e.g. transmitting basic layers and enhancement layers of the content over different transmission paths or transmitting with different error corrections, different keys or with different transmission protocols
    • 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
    • H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
    • H04N2005/91328—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal the copy protection signal being a copy management signal, e.g. a copy generation management signal [CGMS]
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/78—Television signal recording using magnetic recording
    • H04N5/781—Television signal recording using magnetic recording on disks or drums
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/907—Television signal recording using static stores, e.g. storage tubes or semiconductor memories
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
    • H04N9/8042—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Databases & Information Systems (AREA)
  • Business, Economics & Management (AREA)
  • General Business, Economics & Management (AREA)
  • Television Signal Processing For Recording (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Debugging And Monitoring (AREA)
  • Facsimiles In General (AREA)
PT03731730T 2002-01-18 2003-01-15 Dispositivo para proteger a transmissão, o registo e a visualização de programas audiovisuais PT1477009E (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0200635A FR2835141B1 (fr) 2002-01-18 2002-01-18 Dispositif pour securiser la transmission, l'enregistrement et la visualisation de programmes audiovisuels

Publications (1)

Publication Number Publication Date
PT1477009E true PT1477009E (pt) 2009-12-07

Family

ID=27589519

Family Applications (1)

Application Number Title Priority Date Filing Date
PT03731730T PT1477009E (pt) 2002-01-18 2003-01-15 Dispositivo para proteger a transmissão, o registo e a visualização de programas audiovisuais

Country Status (12)

Country Link
US (1) US8374348B2 (pt)
EP (1) EP1477009B1 (pt)
JP (1) JP4644850B2 (pt)
KR (1) KR100934306B1 (pt)
CN (1) CN1643873B (pt)
AT (1) ATE441993T1 (pt)
CA (1) CA2473166A1 (pt)
DE (1) DE60329080D1 (pt)
ES (1) ES2332129T3 (pt)
FR (1) FR2835141B1 (pt)
PT (1) PT1477009E (pt)
WO (1) WO2003063445A1 (pt)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2850826B1 (fr) 2003-02-04 2005-04-01 Medialive Procede et dispositif de protection pour la diffusion securisee d'oeuvres audiovisuelles
FR2862835B1 (fr) * 2003-11-24 2006-04-14 Medialive Diffusion securisee et personnalisee de flux audiovisuels par un systeme hybride unicast/multicast
KR100630897B1 (ko) * 2004-07-05 2006-10-04 에스케이 텔레콤주식회사 이동단말기를 이용한 대화형 멀티미디어 서비스 시스템 및그 방법
CN100396097C (zh) * 2005-02-23 2008-06-18 南京Lg新港显示有限公司 利用网络的多媒体服务器***及其服务方法
FR2898451B1 (fr) * 2006-03-13 2008-05-09 Medialive Procede et equipement de distribution de contenus audiovisuels numeriques securises par des solutions interoperables
US8405662B2 (en) * 2006-07-04 2013-03-26 Iti Scotland Limited Generation of video
FR2909507B1 (fr) * 2006-12-05 2009-05-22 Medialive Sa Procede et systeme de distribution securisee de donnees audiovisuelles par marquage transactionel
US8797465B2 (en) * 2007-05-08 2014-08-05 Sony Corporation Applications for remote control devices with added functionalities
US20090182886A1 (en) * 2008-01-16 2009-07-16 Qualcomm Incorporated Delivery and display of information over a digital broadcast network
US8787447B2 (en) * 2008-10-30 2014-07-22 Vixs Systems, Inc Video transcoding system with drastic scene change detection and method for use therewith
US8539535B2 (en) * 2009-11-30 2013-09-17 Time Warner Cable Enterprises Llc Methods and apparatus for supporting VOD requests in a system with hierarchical content stores
EP2391125A1 (en) 2010-05-26 2011-11-30 Nagra France Sas Security method for preventing the unauthorized use of multimedia contents
WO2012143880A1 (en) 2011-04-19 2012-10-26 Nagravision S.A. Ethernet decoder device and method to access protected content
EP2690593A1 (en) 2012-07-24 2014-01-29 Nagravision S.A. Method for marking and transmitting a content and method for detecting an identifyier of said content
EP2884748B1 (en) * 2013-12-11 2016-10-19 Squadeo S.A.S. Apparatus and method for decoding compressed video
US10939141B2 (en) * 2016-03-08 2021-03-02 Eagle Eye Networks, Inc. Apparatus for sharing private video streams with first responders and mobile method of operation
US10848808B2 (en) * 2016-03-08 2020-11-24 Eagle Eye Networks, Inc. Apparatus for sharing private video streams with public service agencies
US10674116B2 (en) * 2016-03-08 2020-06-02 Eagle Eye Networks, Inc System and apparatus for sharing private video streams with first responders
US11381605B2 (en) * 2016-03-08 2022-07-05 Eagle Eye Networks, Inc. System, methods, and apparatus for sharing private video stream assets with first responders

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US589282A (en) * 1897-08-31 Weighing-machine
JPH05344493A (ja) * 1992-06-10 1993-12-24 Victor Co Of Japan Ltd 動画像符号化装置
US5712976A (en) * 1994-09-08 1998-01-27 International Business Machines Corporation Video data streamer for simultaneously conveying same one or different ones of data blocks stored in storage node to each of plurality of communication nodes
US5937164A (en) * 1995-12-07 1999-08-10 Hyperlock Technologies, Inc. Method and apparatus of secure server control of local media via a trigger through a network for instant local access of encrypted data on local media within a platform independent networking system
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US5892825A (en) * 1996-05-15 1999-04-06 Hyperlock Technologies Inc Method of secure server control of local media via a trigger through a network for instant local access of encrypted data on local media
JP3557075B2 (ja) * 1997-05-30 2004-08-25 日本電信電話株式会社 映像配信方法およびシステム
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Also Published As

Publication number Publication date
DE60329080D1 (de) 2009-10-15
US20050155073A1 (en) 2005-07-14
EP1477009A1 (fr) 2004-11-17
CN1643873B (zh) 2011-04-20
KR100934306B1 (ko) 2009-12-29
JP2005516481A (ja) 2005-06-02
FR2835141B1 (fr) 2004-02-20
KR20040089108A (ko) 2004-10-20
CN1643873A (zh) 2005-07-20
US8374348B2 (en) 2013-02-12
EP1477009B1 (fr) 2009-09-02
ES2332129T3 (es) 2010-01-27
ATE441993T1 (de) 2009-09-15
JP4644850B2 (ja) 2011-03-09
WO2003063445A1 (fr) 2003-07-31
CA2473166A1 (fr) 2003-07-31
FR2835141A1 (fr) 2003-07-25

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