FR2843517B1 - Dispositif pour le brouillage de contenus multimedias et audiovisuels de type mpeg-4 - Google Patents
Dispositif pour le brouillage de contenus multimedias et audiovisuels de type mpeg-4Info
- Publication number
- FR2843517B1 FR2843517B1 FR0210002A FR0210002A FR2843517B1 FR 2843517 B1 FR2843517 B1 FR 2843517B1 FR 0210002 A FR0210002 A FR 0210002A FR 0210002 A FR0210002 A FR 0210002A FR 2843517 B1 FR2843517 B1 FR 2843517B1
- Authority
- FR
- France
- Prior art keywords
- mpeg
- multimedia
- interference
- type
- audiovisual contents
- 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 - Lifetime
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
- H04N21/45—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]
- H04N21/20—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
- H04N21/234318—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 objects, e.g. MPEG-4 objects
-
- 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
-
- 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
- H04N21/8355—Generation of protective data, e.g. certificates involving usage data, e.g. number of copies or viewings allowed
-
- 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)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Computer Security & Cryptography (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Television Signal Processing For Recording (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0210002A FR2843517B1 (fr) | 2002-08-06 | 2002-08-06 | Dispositif pour le brouillage de contenus multimedias et audiovisuels de type mpeg-4 |
EP03756530A EP1527605A2 (fr) | 2002-08-06 | 2003-08-06 | Dispositif pour le brouillage de contenus multimedias et audiovisuels de type mpeg-4 |
PCT/FR2003/002477 WO2004015996A2 (fr) | 2002-08-06 | 2003-08-06 | Dispositif pour le brouillage de contenus multimedias et audiovisuels de type mpeg-4 |
AU2003282814A AU2003282814A1 (en) | 2002-08-06 | 2003-08-06 | Device for scrambling mpeg-4-type audio-visual and multimedia content |
JP2004526983A JP2005535242A (ja) | 2002-08-06 | 2003-08-06 | Mpeg−4タイプの音響映像マルチメディアコンテンツのスクランブル装置 |
CNB038238292A CN100438620C (zh) | 2002-08-06 | 2003-08-06 | 用于扰频mpeg-4类型的多媒体和视听内容的装置及方法 |
US10/523,675 US20050243924A1 (en) | 2002-08-06 | 2003-08-06 | Device for scrambling mpeg-4-type audio-visual and multimedia content |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0210002A FR2843517B1 (fr) | 2002-08-06 | 2002-08-06 | Dispositif pour le brouillage de contenus multimedias et audiovisuels de type mpeg-4 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2843517A1 FR2843517A1 (fr) | 2004-02-13 |
FR2843517B1 true FR2843517B1 (fr) | 2005-02-11 |
Family
ID=30470966
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0210002A Expired - Lifetime FR2843517B1 (fr) | 2002-08-06 | 2002-08-06 | Dispositif pour le brouillage de contenus multimedias et audiovisuels de type mpeg-4 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20050243924A1 (fr) |
EP (1) | EP1527605A2 (fr) |
JP (1) | JP2005535242A (fr) |
CN (1) | CN100438620C (fr) |
AU (1) | AU2003282814A1 (fr) |
FR (1) | FR2843517B1 (fr) |
WO (1) | WO2004015996A2 (fr) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2867928B1 (fr) * | 2004-03-16 | 2006-06-09 | Medialive | Procede et systeme hautement securises pour la distribution de flux audiovisuels |
FR2868654B1 (fr) | 2004-04-06 | 2007-06-22 | Medialive | Procede et systeme de diffusion securisee de flux audiovisuels proteges a un groupe dynamique de recepteurs |
US7856168B2 (en) * | 2004-04-20 | 2010-12-21 | Panasonic Corporation | Recorder/reproducer and content data protection system for preventing unauthorized use of content |
FR2898458B1 (fr) * | 2006-03-10 | 2008-05-16 | Medialive | Procede pour la distribution securisee de sequences audiovisuelles, decodeur et systeme pour la mise en oeuvre de ce procede |
FR2909507B1 (fr) * | 2006-12-05 | 2009-05-22 | Medialive Sa | Procede et systeme de distribution securisee de donnees audiovisuelles par marquage transactionel |
US20100037320A1 (en) * | 2007-02-22 | 2010-02-11 | Yuval Moed | System and Method for On-Line Exchange and Trade of Information |
FR2923126B1 (fr) | 2007-10-30 | 2009-12-11 | Medialive | Procede et systeme de distribution securisee de donnees audiovisuelles par marquage transactionnel |
FI20071024A0 (fi) * | 2007-12-28 | 2007-12-28 | Splitstreem Oy | Menetelmä ja laitteisto ei-reaaliaikaisen sisällön suojaamiseen |
US9043386B2 (en) | 2010-10-06 | 2015-05-26 | Hbr Labs Inc. | System and method for synchronizing collaborative form filling |
US9323730B2 (en) | 2012-09-05 | 2016-04-26 | Hbr Labs Llc | Platform and method for real-time synchronized co-browsing of web pages |
CN110070023B (zh) * | 2019-04-16 | 2020-06-16 | 上海极链网络科技有限公司 | 一种基于运动顺序性回归的自监督学习方法及装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4916737A (en) * | 1988-11-14 | 1990-04-10 | Teleglobe Pay-Tv System, Inc. | Secure anti-piracy encoded television system and method |
KR100332743B1 (ko) * | 1994-11-26 | 2002-11-07 | 엘지전자주식회사 | 디지탈영상시스템의불법시청및복사방지방법및장치 |
JPH11298878A (ja) * | 1998-04-08 | 1999-10-29 | Nec Corp | 画像スクランブル方法およびそれを実施する装置 |
US20010036271A1 (en) * | 1999-09-13 | 2001-11-01 | Javed Shoeb M. | System and method for securely distributing digital content for short term use |
US7039189B1 (en) * | 2000-03-17 | 2006-05-02 | International Business Machines Corporation | Stream continuity enforcement |
FI109393B (fi) * | 2000-07-14 | 2002-07-15 | Nokia Corp | Menetelmä mediavirran enkoodaamiseksi skaalautuvasti, skaalautuva enkooderi ja päätelaite |
DE10055237A1 (de) * | 2000-11-08 | 2002-05-23 | Siemens Ag | Verfahren zur Kontrolle des Zugriffs auf ein zugriffsbeschränktes System und zugriffsbeschränktes System |
EP1512286A4 (fr) * | 2002-06-13 | 2009-05-13 | Dolby Lab Licensing Corp | Structuration en couches temporelle, par resolution codee et en filigrane numerique des televisions de pointe |
US7062096B2 (en) * | 2002-07-29 | 2006-06-13 | Matsushita Electric Industrial Co., Ltd. | Apparatus and method for performing bitplane coding with reordering in a fine granularity scalability coding system |
-
2002
- 2002-08-06 FR FR0210002A patent/FR2843517B1/fr not_active Expired - Lifetime
-
2003
- 2003-08-06 CN CNB038238292A patent/CN100438620C/zh not_active Expired - Lifetime
- 2003-08-06 AU AU2003282814A patent/AU2003282814A1/en not_active Abandoned
- 2003-08-06 JP JP2004526983A patent/JP2005535242A/ja active Pending
- 2003-08-06 WO PCT/FR2003/002477 patent/WO2004015996A2/fr active Application Filing
- 2003-08-06 EP EP03756530A patent/EP1527605A2/fr not_active Withdrawn
- 2003-08-06 US US10/523,675 patent/US20050243924A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
WO2004015996A3 (fr) | 2004-04-08 |
CN100438620C (zh) | 2008-11-26 |
JP2005535242A (ja) | 2005-11-17 |
US20050243924A1 (en) | 2005-11-03 |
CN1703909A (zh) | 2005-11-30 |
EP1527605A2 (fr) | 2005-05-04 |
WO2004015996A2 (fr) | 2004-02-19 |
AU2003282814A8 (en) | 2004-02-25 |
FR2843517A1 (fr) | 2004-02-13 |
AU2003282814A1 (en) | 2004-02-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property |
Owner name: NAGRA FRANCE SAS, FR Effective date: 20130121 |
|
PLFP | Fee payment |
Year of fee payment: 15 |
|
PLFP | Fee payment |
Year of fee payment: 16 |
|
PLFP | Fee payment |
Year of fee payment: 17 |
|
PLFP | Fee payment |
Year of fee payment: 18 |
|
PLFP | Fee payment |
Year of fee payment: 19 |
|
PLFP | Fee payment |
Year of fee payment: 20 |