ATE377822T1 - Vorrichtung und verfahren zum einbetten eines wasserzeichens unter verwendung von subbandfilterung - Google Patents

Vorrichtung und verfahren zum einbetten eines wasserzeichens unter verwendung von subbandfilterung

Info

Publication number
ATE377822T1
ATE377822T1 AT04734588T AT04734588T ATE377822T1 AT E377822 T1 ATE377822 T1 AT E377822T1 AT 04734588 T AT04734588 T AT 04734588T AT 04734588 T AT04734588 T AT 04734588T AT E377822 T1 ATE377822 T1 AT E377822T1
Authority
AT
Austria
Prior art keywords
sub
watermark
band
signal
embeding
Prior art date
Application number
AT04734588T
Other languages
English (en)
Inventor
Der Veen Minne Van
Aweke Lemma
Alphons Bruekers
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE377822T1 publication Critical patent/ATE377822T1/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00884—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a watermark, i.e. a barely perceptible transformation of the original data which can nevertheless be recognised by an algorithm
    • G11B20/00891—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a watermark, i.e. a barely perceptible transformation of the original data which can nevertheless be recognised by an algorithm embedded in audio data
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/002—Dynamic bit allocation
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • 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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/02—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 using spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/0204—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 using spectral analysis, e.g. transform vocoders or subband vocoders using subband decomposition
    • 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
    • H04N2005/91335—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 watermark
    • 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
AT04734588T 2003-05-28 2004-05-24 Vorrichtung und verfahren zum einbetten eines wasserzeichens unter verwendung von subbandfilterung ATE377822T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP03101546 2003-05-28
EP03101883 2003-06-25

Publications (1)

Publication Number Publication Date
ATE377822T1 true ATE377822T1 (de) 2007-11-15

Family

ID=33492153

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04734588T ATE377822T1 (de) 2003-05-28 2004-05-24 Vorrichtung und verfahren zum einbetten eines wasserzeichens unter verwendung von subbandfilterung

Country Status (7)

Country Link
US (1) US20070071277A1 (de)
EP (1) EP1634276B1 (de)
JP (1) JP2007503026A (de)
KR (1) KR20060023974A (de)
AT (1) ATE377822T1 (de)
DE (1) DE602004009926T2 (de)
WO (1) WO2004107317A1 (de)

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US8023654B2 (en) * 2006-12-18 2011-09-20 Palo Alto Research Center Incorporated Securing multimedia network communication
DE602007008429D1 (de) 2007-10-01 2010-09-23 Harman Becker Automotive Sys Effiziente Audiosignalverarbeitung im Subbandbereich, Verfahren, Vorrichtung und dazugehöriges Computerprogramm
US8788977B2 (en) * 2008-11-20 2014-07-22 Amazon Technologies, Inc. Movement recognition as input mechanism
KR101051002B1 (ko) * 2010-02-09 2011-07-26 (주)인포마크 서브스페이스 기반의 비대칭 워터마킹 시스템
US8878773B1 (en) 2010-05-24 2014-11-04 Amazon Technologies, Inc. Determining relative motion as input
BR122021003887B1 (pt) 2010-08-12 2021-08-24 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E. V. Reamostrar sinais de saída de codecs de áudio com base em qmf
US9123272B1 (en) 2011-05-13 2015-09-01 Amazon Technologies, Inc. Realistic image lighting and shading
US10088924B1 (en) 2011-08-04 2018-10-02 Amazon Technologies, Inc. Overcoming motion effects in gesture recognition
WO2013035537A1 (ja) * 2011-09-08 2013-03-14 国立大学法人北陸先端科学技術大学院大学 電子透かし検出装置及び電子透かし検出方法、並びに電子透かしを用いた改ざん検出装置及び改ざん検出方法
US8884928B1 (en) 2012-01-26 2014-11-11 Amazon Technologies, Inc. Correcting for parallax in electronic displays
KR101426596B1 (ko) * 2012-07-11 2014-08-05 조선대학교산학협력단 오디오 인코딩 방법
US11199906B1 (en) 2013-09-04 2021-12-14 Amazon Technologies, Inc. Global user input management
US10055013B2 (en) 2013-09-17 2018-08-21 Amazon Technologies, Inc. Dynamic object tracking for user interfaces
US20160293181A1 (en) * 2014-01-17 2016-10-06 Intel Corporation Mechanism for facilitating watermarking-based management of echoes for content transmission at communication devices.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5822360A (en) * 1995-09-06 1998-10-13 Solana Technology Development Corporation Method and apparatus for transporting auxiliary data in audio signals
US5687191A (en) * 1995-12-06 1997-11-11 Solana Technology Development Corporation Post-compression hidden data transport
JPH1132200A (ja) * 1997-07-09 1999-02-02 Matsushita Electric Ind Co Ltd 透かしデータ挿入方法及び透かしデータ検出方法
US6209094B1 (en) * 1998-10-14 2001-03-27 Liquid Audio Inc. Robust watermark method and apparatus for digital signals
US6947509B1 (en) * 1999-11-30 2005-09-20 Verance Corporation Oversampled filter bank for subband processing
FR2803710B1 (fr) * 2000-01-11 2002-03-22 Canon Kk Procede et dispositif d'insertion d'un signal de marquage dans une image
KR20030014329A (ko) * 2001-05-08 2003-02-15 코닌클리케 필립스 일렉트로닉스 엔.브이. 워터마킹

Also Published As

Publication number Publication date
EP1634276B1 (de) 2007-11-07
EP1634276A1 (de) 2006-03-15
JP2007503026A (ja) 2007-02-15
DE602004009926D1 (de) 2007-12-20
WO2004107317A1 (en) 2004-12-09
KR20060023974A (ko) 2006-03-15
US20070071277A1 (en) 2007-03-29
DE602004009926T2 (de) 2008-08-28

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