ATE541407T1 - Automatisches adaptives system und verfahren zur analyse und verwürfelung digitaler videoströme - Google Patents

Automatisches adaptives system und verfahren zur analyse und verwürfelung digitaler videoströme

Info

Publication number
ATE541407T1
ATE541407T1 AT04705840T AT04705840T ATE541407T1 AT E541407 T1 ATE541407 T1 AT E541407T1 AT 04705840 T AT04705840 T AT 04705840T AT 04705840 T AT04705840 T AT 04705840T AT E541407 T1 ATE541407 T1 AT E541407T1
Authority
AT
Austria
Prior art keywords
scrambing
analyzing
digital video
video streams
adaptive system
Prior art date
Application number
AT04705840T
Other languages
English (en)
Inventor
Daniel Lecomte
Pierre Sarda
D Parayre-Mitzova
Sebastien Georges
Original Assignee
Nagra France 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=32669274&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE541407(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nagra France Sas filed Critical Nagra France Sas
Application granted granted Critical
Publication of ATE541407T1 publication Critical patent/ATE541407T1/de

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
    • 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
    • H04N21/23418—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving operations for analysing video streams, e.g. detecting features or characteristics
    • 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
    • H04N21/25—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
    • H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
    • H04N21/25866—Management of end-user data
    • H04N21/25891—Management of end-user data being end-user preferences
    • 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
    • H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
    • H04N21/4334—Recording operations
    • 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
    • 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)
  • Databases & Information Systems (AREA)
  • Computer Graphics (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Color Television Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
AT04705840T 2003-01-28 2004-01-28 Automatisches adaptives system und verfahren zur analyse und verwürfelung digitaler videoströme ATE541407T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0300923A FR2850512B1 (fr) 2003-01-28 2003-01-28 Procede et systeme automatiques et adaptatifs d'analyse et d'embrouillage pour des flux video numeriques
PCT/FR2004/050033 WO2004071090A2 (fr) 2003-01-28 2004-01-28 Procede et systeme automatiques et adaptatifs d'analyse et d'embrouillage pour des flux video numeriques

Publications (1)

Publication Number Publication Date
ATE541407T1 true ATE541407T1 (de) 2012-01-15

Family

ID=32669274

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04705840T ATE541407T1 (de) 2003-01-28 2004-01-28 Automatisches adaptives system und verfahren zur analyse und verwürfelung digitaler videoströme

Country Status (5)

Country Link
US (1) US20060002552A1 (de)
EP (1) EP1634451B1 (de)
AT (1) ATE541407T1 (de)
FR (1) FR2850512B1 (de)
WO (1) WO2004071090A2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007093923A1 (en) * 2006-02-13 2007-08-23 Koninklijke Philips Electronics N.V. Image processing apparatus using partial encryption
FR2909507B1 (fr) * 2006-12-05 2009-05-22 Medialive Sa Procede et systeme de distribution securisee de donnees audiovisuelles par marquage transactionel
FR2920067B1 (fr) * 2007-08-13 2014-11-28 Actimagine Procede et dispositif de chiffrement partiel d'un contenu numerique
US7986702B1 (en) * 2007-11-29 2011-07-26 Bigband Networks Inc. Method and system for streaming multimedia transmissions
US8068608B2 (en) * 2007-12-17 2011-11-29 Broadcom Corporation Video processing system for scrambling video streams with dependent portions and methods for use therewith
FR2962823B1 (fr) * 2010-07-13 2012-08-17 Ensuite Inf Processeur d'analyse situationnelle
US20130129304A1 (en) * 2011-11-22 2013-05-23 Roy Feinson Variable 3-d surround video playback with virtual panning and smooth transition
US10123031B2 (en) * 2015-07-02 2018-11-06 Cisco Technology, Inc. MPEG-2 video watermarking technique
US11849163B2 (en) 2021-10-29 2023-12-19 Meta Platforms, Inc. Redundant video stream generation

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000511363A (ja) * 1994-07-14 2000-08-29 ジョンソン、グレイス、カンパニー 画像を圧縮するための方法及び装置
US5987181A (en) * 1995-10-12 1999-11-16 Sharp Kabushiki Kaisha Coding and decoding apparatus which transmits and receives tool information for constructing decoding scheme
NZ332288A (en) * 1996-05-29 2000-05-26 Macrovision Corp Method and apparatus for compression compatible video scrambling
US6587867B1 (en) * 1997-05-22 2003-07-01 Mci Communications Corporation Internet-based subscriber profile management of a communications system
JP4162294B2 (ja) * 1998-07-03 2008-10-08 パイオニア株式会社 複製制限機能を有する情報再生装置
US6959288B1 (en) * 1998-08-13 2005-10-25 International Business Machines Corporation Digital content preparation system
US6611812B2 (en) * 1998-08-13 2003-08-26 International Business Machines Corporation Secure electronic content distribution on CDS and DVDs
US6490353B1 (en) * 1998-11-23 2002-12-03 Tan Daniel Tiong Hok Data encrypting and decrypting apparatus and method
US6697489B1 (en) * 1999-03-30 2004-02-24 Sony Corporation Method and apparatus for securing control words
US6865747B1 (en) * 1999-04-01 2005-03-08 Digital Video Express, L.P. High definition media storage structure and playback mechanism
US6885748B1 (en) * 1999-10-23 2005-04-26 Contentguard Holdings, Inc. System and method for protection of digital works
WO2001037562A1 (en) * 1999-11-19 2001-05-25 Scm Microsystems Gmbh Adaptive trans-scrambling mechanism for digital television multiple data transport system
JP4068780B2 (ja) * 2000-02-24 2008-03-26 富士通株式会社 ＶｏＩＰ通信システムにおける通信状態通知装置，通信状態表示装置，通信状態通知方法及び通信状態通知プログラムを記録した媒体
BR0112805A (pt) * 2000-07-28 2003-07-01 Macrovision Europ Ltd Proteção contra cópia para discos óticos
WO2003039155A2 (en) * 2001-10-29 2003-05-08 Matsushita Electric Industrial Co., Ltd. Apparatus of a baseline dvb-cpcm
CN101448162B (zh) * 2001-12-17 2013-01-02 微软公司 处理视频图像的方法
US6760845B1 (en) * 2002-02-08 2004-07-06 Networks Associates Technology, Inc. Capture file format system and method for a network analyzer

Also Published As

Publication number Publication date
US20060002552A1 (en) 2006-01-05
FR2850512B1 (fr) 2005-03-11
EP1634451A2 (de) 2006-03-15
FR2850512A1 (fr) 2004-07-30
WO2004071090A3 (fr) 2006-01-19
WO2004071090A2 (fr) 2004-08-19
EP1634451B1 (de) 2012-01-11

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