BRPI0906218A2 - gravador para gravar um marca d' água e uma representação de informação, detector para detectar uma marca d'água em uma representação de informação, método e programa de computador e sinal de informação - Google Patents

gravador para gravar um marca d' água e uma representação de informação, detector para detectar uma marca d'água em uma representação de informação, método e programa de computador e sinal de informação

Info

Publication number
BRPI0906218A2
BRPI0906218A2 BRPI0906218A BRPI0906218A BRPI0906218A2 BR PI0906218 A2 BRPI0906218 A2 BR PI0906218A2 BR PI0906218 A BRPI0906218 A BR PI0906218A BR PI0906218 A BRPI0906218 A BR PI0906218A BR PI0906218 A2 BRPI0906218 A2 BR PI0906218A2
Authority
BR
Brazil
Prior art keywords
watermark
information
information representation
recorder
detector
Prior art date
Application number
BRPI0906218A
Other languages
English (en)
Inventor
Bernhard Grill
Ernst Eberlein
Juliane Borsum
Jörg Pickel
Stefan Krägeloh
Original Assignee
Fraunhofer Ges Forschung
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 Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of BRPI0906218A2 publication Critical patent/BRPI0906218A2/pt
Publication of BRPI0906218B1 publication Critical patent/BRPI0906218B1/pt

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/018—Audio watermarking, i.e. embedding inaudible data in the audio signal
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0021—Image watermarking
    • G06T1/005—Robust watermarking, e.g. average attack or collusion attack resistant
    • G06T1/0071—Robust watermarking, e.g. average attack or collusion attack resistant using multiple or alternating watermarks
    • 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
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/44008—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving operations for analysing video streams, e.g. detecting features or characteristics in the video stream
    • 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
    • H04N21/633—Control signals issued by server directed to the network components or client
    • H04N21/6332—Control signals issued by server directed to the network components or client directed to client
    • 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
    • H04N21/8358—Generation of protective data, e.g. certificates involving watermark

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Acoustics & Sound (AREA)
  • Computational Linguistics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
BRPI0906218-1A 2008-03-14 2009-03-03 Gravador para gravar uma marca dágua em uma representação de informação, detector para detectar uma marca dágua em uma representação de informação, método e sinal de informação BRPI0906218B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102008014311.1 2008-03-14
DE102008014311A DE102008014311A1 (de) 2008-03-14 2008-03-14 Einbetter zum Einbetten eines Wasserzeichens in eine Informationsdarstellung, Detektor zum Detektieren eines Wasserzeichens in einer Informationsdarstellung, Verfahren, Computerprogramm und Informationssignal
PCT/EP2009/001505 WO2009112184A1 (de) 2008-03-14 2009-03-03 Einbetter und detektor eines wasserzeichens mit zusatzinformation

Publications (2)

Publication Number Publication Date
BRPI0906218A2 true BRPI0906218A2 (pt) 2016-07-26
BRPI0906218B1 BRPI0906218B1 (pt) 2021-03-23

Family

ID=40612885

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0906218-1A BRPI0906218B1 (pt) 2008-03-14 2009-03-03 Gravador para gravar uma marca dágua em uma representação de informação, detector para detectar uma marca dágua em uma representação de informação, método e sinal de informação

Country Status (8)

Country Link
US (1) US8625839B2 (pt)
EP (2) EP2266114B1 (pt)
JP (1) JP5108963B2 (pt)
CN (2) CN102007530B (pt)
BR (1) BRPI0906218B1 (pt)
DE (1) DE102008014311A1 (pt)
RU (1) RU2510937C2 (pt)
WO (1) WO2009112184A1 (pt)

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Also Published As

Publication number Publication date
CN102842309A (zh) 2012-12-26
CN102007530A (zh) 2011-04-06
WO2009112184A1 (de) 2009-09-17
EP2372702B1 (de) 2018-01-03
BRPI0906218B1 (pt) 2021-03-23
JP5108963B2 (ja) 2012-12-26
EP2266114B1 (de) 2018-04-18
RU2510937C2 (ru) 2014-04-10
DE102008014311A1 (de) 2009-09-17
CN102007530B (zh) 2012-11-28
CN102842309B (zh) 2014-12-31
EP2266114A1 (de) 2010-12-29
RU2010139020A (ru) 2012-04-20
US20110164784A1 (en) 2011-07-07
JP2011518457A (ja) 2011-06-23
EP2372702A1 (de) 2011-10-05
US8625839B2 (en) 2014-01-07

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