DE602004003067D1 - Verfahren zur verschlüsselung eines fehlertoleranz-komprimierten audio- oder videostroms - Google Patents

Verfahren zur verschlüsselung eines fehlertoleranz-komprimierten audio- oder videostroms

Info

Publication number
DE602004003067D1
DE602004003067D1 DE602004003067T DE602004003067T DE602004003067D1 DE 602004003067 D1 DE602004003067 D1 DE 602004003067D1 DE 602004003067 T DE602004003067 T DE 602004003067T DE 602004003067 T DE602004003067 T DE 602004003067T DE 602004003067 D1 DE602004003067 D1 DE 602004003067D1
Authority
DE
Germany
Prior art keywords
trom
encrypting
video
compressed audio
error tolerance
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.)
Active
Application number
DE602004003067T
Other languages
English (en)
Other versions
DE602004003067T2 (de
Inventor
Jean Nicolai
William Orlando
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.)
STMicroelectronics SA
Original Assignee
STMicroelectronics SA
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 STMicroelectronics SA filed Critical STMicroelectronics SA
Publication of DE602004003067D1 publication Critical patent/DE602004003067D1/de
Application granted granted Critical
Publication of DE602004003067T2 publication Critical patent/DE602004003067T2/de
Anticipated expiration legal-status Critical
Active legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • 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
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/08—Randomization, e.g. dummy operations or using noise
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/30—Compression, e.g. Merkle-Damgard construction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/34—Encoding or coding, e.g. Huffman coding or error correction

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
DE602004003067T 2003-07-16 2004-07-08 Verfahren zur verschlüsselung eines fehlertoleranzkomprimierten audio- oder videostroms Active DE602004003067T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0308641 2003-07-16
FR0308641A FR2857811A1 (fr) 2003-07-16 2003-07-16 Methode de chiffrage d'un flux audio ou video compresse a tolerance d'erreurs
PCT/FR2004/001794 WO2005009040A2 (fr) 2003-07-16 2004-07-08 Methode de chiffrage d’un flux audio ou video compresse a tolerance d’erreurs

Publications (2)

Publication Number Publication Date
DE602004003067D1 true DE602004003067D1 (de) 2006-12-14
DE602004003067T2 DE602004003067T2 (de) 2007-05-31

Family

ID=33548155

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004003067T Active DE602004003067T2 (de) 2003-07-16 2004-07-08 Verfahren zur verschlüsselung eines fehlertoleranzkomprimierten audio- oder videostroms

Country Status (5)

Country Link
US (1) US7680269B2 (de)
EP (1) EP1645129B1 (de)
DE (1) DE602004003067T2 (de)
FR (1) FR2857811A1 (de)
WO (1) WO2005009040A2 (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4828795B2 (ja) 2002-03-11 2011-11-30 モメンタ ファーマシューティカルズ インコーポレイテッド 硫酸化多糖類の分析
US7469012B2 (en) * 2002-05-14 2008-12-23 Broadcom Corporation System and method for transcoding entropy-coded bitstreams
US8101733B1 (en) 2006-06-27 2012-01-24 Momenta Pharmaceuticals, Inc. Methods of evaluating mixtures of polysaccharides
US8189627B2 (en) 2006-06-28 2012-05-29 Samsung & Electronics Co., Ltd. System and method for digital communications using multiple parallel encoders
US7790466B1 (en) 2007-01-26 2010-09-07 Momenta Pharmaceuticals, Inc. Evaluating mixtures of low molecular weight heparins by chain profiles or chain mapping
US7968082B1 (en) 2007-01-26 2011-06-28 Momenta Pharmaceuticals, Inc. Evaluating mixtures of low molecular weight heparins by NMR
SE531398C2 (sv) * 2007-02-16 2009-03-24 Scalado Ab Generering av en dataström och identifiering av positioner inuti en dataström
SE533185C2 (sv) * 2007-02-16 2010-07-13 Scalado Ab Metod för behandling av en digital bild samt bildrepresentationsformat
US8111670B2 (en) * 2007-03-12 2012-02-07 Samsung Electronics Co., Ltd. System and method for processing wireless high definition video data using remainder bytes
US9139876B1 (en) 2007-05-03 2015-09-22 Momenta Pharmacueticals, Inc. Method of analyzing a preparation of a low molecular weight heparin
US8467526B2 (en) * 2008-06-09 2013-06-18 International Business Machines Corporation Key evolution method and system of block ciphering
CN101710964B (zh) * 2009-11-17 2012-09-05 深圳国微技术有限公司 Mpeg2传输流数据包的加密和解密方法
US8520958B2 (en) * 2009-12-21 2013-08-27 Stmicroelectronics International N.V. Parallelization of variable length decoding
US8435795B2 (en) 2010-01-19 2013-05-07 Momenta Pharmaceuticals, Inc. Evaluating heparin preparations
US8879731B2 (en) * 2011-12-02 2014-11-04 Adobe Systems Incorporated Binding of protected video content to video player with block cipher hash
US8903088B2 (en) 2011-12-02 2014-12-02 Adobe Systems Incorporated Binding of protected video content to video player with encryption key
US9064318B2 (en) 2012-10-25 2015-06-23 Adobe Systems Incorporated Image matting and alpha value techniques
US10638221B2 (en) 2012-11-13 2020-04-28 Adobe Inc. Time interval sound alignment
US9201580B2 (en) 2012-11-13 2015-12-01 Adobe Systems Incorporated Sound alignment user interface
US9355649B2 (en) 2012-11-13 2016-05-31 Adobe Systems Incorporated Sound alignment using timing information
US9076205B2 (en) 2012-11-19 2015-07-07 Adobe Systems Incorporated Edge direction and curve based image de-blurring
US8897588B2 (en) 2012-11-20 2014-11-25 Adobe Systems Incorporated Data-driven edge-based image de-blurring
US10249321B2 (en) 2012-11-20 2019-04-02 Adobe Inc. Sound rate modification
US9451304B2 (en) 2012-11-29 2016-09-20 Adobe Systems Incorporated Sound feature priority alignment
US9135710B2 (en) 2012-11-30 2015-09-15 Adobe Systems Incorporated Depth map stereo correspondence techniques
US10455219B2 (en) 2012-11-30 2019-10-22 Adobe Inc. Stereo correspondence and depth sensors
US10249052B2 (en) 2012-12-19 2019-04-02 Adobe Systems Incorporated Stereo correspondence model fitting
US9208547B2 (en) 2012-12-19 2015-12-08 Adobe Systems Incorporated Stereo correspondence smoothness tool
US9214026B2 (en) 2012-12-20 2015-12-15 Adobe Systems Incorporated Belief propagation and affinity measures
AU2017380871A1 (en) 2016-12-21 2019-07-11 Bayer Aktiengesellschaft Antibody drug conjugates (ADCs) having enzymatically cleavable groups
US11967973B2 (en) 2021-05-06 2024-04-23 Samsung Display Co., Ltd. Low overhead transition encoding codes
US20230057517A1 (en) * 2021-08-10 2023-02-23 Samsung Electronics Co., Ltd. Systems, methods, and apparatus for dividing and encrypting data
US11870617B2 (en) * 2021-09-15 2024-01-09 Qualcomm Incorporated Multilevel coding for physical layer security
US11764805B2 (en) 2021-10-06 2023-09-19 Samsung Display Co., Ltd. System and method for transition encoding with reduced error propagation

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0582122B1 (de) * 1992-07-21 1999-03-24 Matsushita Electric Industrial Co., Ltd. Ver- und Entschlüsselungsvorrichtung
US5541995A (en) * 1994-04-18 1996-07-30 Apple Computer Inc. Method and apparatus for decoding non-sequential data packets
US6505299B1 (en) 1999-03-01 2003-01-07 Sharp Laboratories Of America, Inc. Digital image scrambling for image coding systems
US20020018565A1 (en) 2000-07-13 2002-02-14 Maximilian Luttrell Configurable encryption for access control of digital content
US7088398B1 (en) * 2001-12-24 2006-08-08 Silicon Image, Inc. Method and apparatus for regenerating a clock for auxiliary data transmitted over a serial link with video data
US7062048B2 (en) * 2003-01-27 2006-06-13 Wegener Communications, Inc. Apparatus and method for single encryption with multiple authorization of distributed content data

Also Published As

Publication number Publication date
WO2005009040A2 (fr) 2005-01-27
DE602004003067T2 (de) 2007-05-31
EP1645129A2 (de) 2006-04-12
US7680269B2 (en) 2010-03-16
FR2857811A1 (fr) 2005-01-21
EP1645129B1 (de) 2006-11-02
WO2005009040A3 (fr) 2005-03-31
US20060182274A1 (en) 2006-08-17

Similar Documents

Publication Publication Date Title
DE602004003067D1 (de) Verfahren zur verschlüsselung eines fehlertoleranz-komprimierten audio- oder videostroms
ATA3292002A (de) Verfahren zur aufnahme eines objektraumes
DE602004004242D1 (de) System und Verfahren zur Verbesserung eines Audiosignals
GB0518438D0 (en) Method and apparatus for video navigation
ATA19862001A (de) Verfahren zur aufnahme eines objektraumes
EP1899958A4 (de) Verfahren und vorrichtung zum dekodieren eines audiosignals
FI20055260A0 (fi) Laite, järjestelmä ja menetelmä akustisten signaalien vastaanottamista tai toistamista varten
GB2423906B (en) Method of and apparatus for encoding data
DE602005019643D1 (de) Verfahren und Vorrichtung zur verlustfreien Audiokodierung und -dekodierung
HK1126306A1 (en) Method and apparatus for decoding an audio signal
DE50301175D1 (de) Verfahren zur Beladung eines Verladezuges
DE60118631D1 (de) Verfahren zum ersetzen verfälschter audiodaten
EP1949369A4 (de) Verfahren und vorrichtung zum codieren/decodieren von audiodaten und erweiterungsdaten
DE602004016209D1 (de) Verfahren zur bildung eines elastomeren artikels
HK1136724A1 (en) Method and apparatus for reproducing an audio video sequence
DE602006002668D1 (de) Gerät und Verfahren zur Informationsverarbeitung
HK1124682A1 (en) A method and apparatus for decoding an audio signal
DE602004024318D1 (de) Verfahren zur Erstellung einer Audiosignatur
DE602006020829D1 (de) Verfahren und Vorrichtung zur Datenwiedergabe
DE602005021274D1 (de) Vorrichtung, Verfahren und Aufzeichnungsmedium zur Sprachsignalkompression und -dekompression
DE60326829D1 (de) Verfahren zur anonymen Authentifizierung eines Datensenders
GB2439481B (en) Method of and apparatus for encoding data
EP1958196A4 (de) Vorrichtung zur wiedergabe von daten und verfahren dafür
DE60202588D1 (de) Verfahren zur Rauschminderung
DE60223104D1 (de) Verfahren zur elektronischen Wiedergabe eines Akkordeonsklangs

Legal Events

Date Code Title Description
8364 No opposition during term of opposition