ATE341072T1 - Wasserzeichenzeitskalensuchen - Google Patents

Wasserzeichenzeitskalensuchen

Info

Publication number
ATE341072T1
ATE341072T1 AT03710065T AT03710065T ATE341072T1 AT E341072 T1 ATE341072 T1 AT E341072T1 AT 03710065 T AT03710065 T AT 03710065T AT 03710065 T AT03710065 T AT 03710065T AT E341072 T1 ATE341072 T1 AT E341072T1
Authority
AT
Austria
Prior art keywords
received signal
period search
symbols
correctly
estimates
Prior art date
Application number
AT03710065T
Other languages
English (en)
Inventor
Aweke N Lemma
De Kerkhof Leon M Van
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 ATE341072T1 publication Critical patent/ATE341072T1/de

Links

Classifications

    • 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
    • G11B20/10—Digital recording or reproducing
    • 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
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Television Systems (AREA)
  • Image Processing (AREA)
  • Television Signal Processing For Recording (AREA)
AT03710065T 2002-03-28 2003-02-26 Wasserzeichenzeitskalensuchen ATE341072T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP02076202 2002-03-28

Publications (1)

Publication Number Publication Date
ATE341072T1 true ATE341072T1 (de) 2006-10-15

Family

ID=28459514

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03710065T ATE341072T1 (de) 2002-03-28 2003-02-26 Wasserzeichenzeitskalensuchen

Country Status (9)

Country Link
US (1) US7266466B2 (de)
EP (1) EP1493145B1 (de)
JP (1) JP4302533B2 (de)
KR (1) KR20040097227A (de)
CN (1) CN100354931C (de)
AT (1) ATE341072T1 (de)
AU (1) AU2003214489A1 (de)
DE (1) DE60308667T2 (de)
WO (1) WO2003083859A2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4727025B2 (ja) * 2000-08-01 2011-07-20 オリンパス株式会社 画像表示装置
DE60308667T2 (de) * 2002-03-28 2007-08-23 Koninklijke Philips Electronics N.V. Wasserzeichenzeitskalensuchen
US20050220322A1 (en) * 2004-01-13 2005-10-06 Interdigital Technology Corporation Watermarks/signatures for wireless communications
US7912159B2 (en) * 2004-01-26 2011-03-22 Hewlett-Packard Development Company, L.P. Enhanced denoising system
EP1612771A1 (de) * 2004-06-29 2006-01-04 Koninklijke Philips Electronics N.V. Skalensuche zur Wasserzeichendetektion
EP1729285A1 (de) * 2005-06-02 2006-12-06 Deutsche Thomson-Brandt Gmbh Verfahren und Vorrichtung zur Wasserzeichenmarkierung eines Audio-Video-Signals mittels Wasserzeichendaten unter Verwendung eines gespreizten Spektrums
EP2122609B1 (de) * 2007-01-25 2020-06-17 Arbitron Inc. Sammlung von forschungsdaten
US8170087B2 (en) * 2007-05-10 2012-05-01 Texas Instruments Incorporated Correlation coprocessor
US9466307B1 (en) * 2007-05-22 2016-10-11 Digimarc Corporation Robust spectral encoding and decoding methods
US8515123B2 (en) * 2008-07-03 2013-08-20 Verimatrix, Inc. Efficient watermarking approaches of compressed media
US8676570B2 (en) 2010-04-26 2014-03-18 The Nielsen Company (Us), Llc Methods, apparatus and articles of manufacture to perform audio watermark decoding
US9269363B2 (en) 2012-11-02 2016-02-23 Dolby Laboratories Licensing Corporation Audio data hiding based on perceptual masking and detection based on code multiplexing
EP2835799A1 (de) * 2013-08-08 2015-02-11 Thomson Licensing Verfahren und Vorrichtung zur Detektion eines Wasserzeichensymbols in einem Abschnitt einer empfangenen Version eines Audiosignals mit Wasserzeichen
US9418395B1 (en) 2014-12-31 2016-08-16 The Nielsen Company (Us), Llc Power efficient detection of watermarks in media signals
EP3622426B1 (de) 2017-05-09 2023-01-04 Verimatrix, Inc. Systeme und verfahren zur herstellung von mehreren videoströmen zur anordnung mit digitalem wasserzeichen
US10347262B2 (en) 2017-10-18 2019-07-09 The Nielsen Company (Us), Llc Systems and methods to improve timestamp transition resolution

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6516079B1 (en) * 2000-02-14 2003-02-04 Digimarc Corporation Digital watermark screening and detecting strategies
US8505108B2 (en) * 1993-11-18 2013-08-06 Digimarc Corporation Authentication using a digital watermark
US20020009208A1 (en) * 1995-08-09 2002-01-24 Adnan Alattar Authentication of physical and electronic media objects using digital watermarks
US5889868A (en) * 1996-07-02 1999-03-30 The Dice Company Optimization methods for the insertion, protection, and detection of digital watermarks in digitized data
US6684199B1 (en) * 1998-05-20 2004-01-27 Recording Industry Association Of America Method for minimizing pirating and/or unauthorized copying and/or unauthorized access of/to data on/from data media including compact discs and digital versatile discs, and system and data media for same
IL133236A0 (en) * 1999-11-30 2001-03-19 Ttr Technologies Ltd Copy-protected digital audio compact disc and method and system for producing same
US7305104B2 (en) * 2000-04-21 2007-12-04 Digimarc Corporation Authentication of identification documents using digital watermarks
WO2001099109A1 (en) * 2000-06-08 2001-12-27 Markany Inc. Watermark embedding and extracting method for protecting digital audio contents copyright and preventing duplication and apparatus using thereof
US6674876B1 (en) * 2000-09-14 2004-01-06 Digimarc Corporation Watermarking in the time-frequency domain
JP2004510192A (ja) * 2000-09-20 2004-04-02 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ コンテンツの配信
GB2377511B (en) * 2001-07-03 2005-05-11 Macrovision Europ Ltd The copy protection of digital data
CN100380493C (zh) * 2001-09-05 2008-04-09 皇家飞利浦电子股份有限公司 用于直接流数字信号的坚韧水印
US6975745B2 (en) * 2001-10-25 2005-12-13 Digimarc Corporation Synchronizing watermark detectors in geometrically distorted signals
US7047187B2 (en) * 2002-02-27 2006-05-16 Matsushita Electric Industrial Co., Ltd. Method and apparatus for audio error concealment using data hiding
US7546467B2 (en) * 2002-03-28 2009-06-09 Koninklijke Philips Electronics N.V. Time domain watermarking of multimedia signals
WO2003083857A1 (en) * 2002-03-28 2003-10-09 Koninklijke Philips Electronics N.V. Decoding of watermarked information signals
EP1493155A1 (de) * 2002-03-28 2005-01-05 Koninklijke Philips Electronics N.V. Fensterformungsfunktionen zur wasserzeichenmarkierung von multimediasignalen
DE60308667T2 (de) * 2002-03-28 2007-08-23 Koninklijke Philips Electronics N.V. Wasserzeichenzeitskalensuchen
US20050240767A1 (en) * 2002-06-03 2005-10-27 Lemma Aweke N Encoding and decoding of watermarks in independent channels
CN100458949C (zh) * 2002-06-03 2009-02-04 皇家飞利浦电子股份有限公司 处理带水印多媒体信号的方法和设备、多媒体信号接收机
EP2782337A3 (de) * 2002-10-15 2014-11-26 Verance Corporation Media-Überwchung, Verwaltung und Informationssystem
US20050165690A1 (en) * 2004-01-23 2005-07-28 Microsoft Corporation Watermarking via quantization of rational statistics of regions

Also Published As

Publication number Publication date
US7266466B2 (en) 2007-09-04
WO2003083859A2 (en) 2003-10-09
WO2003083859A3 (en) 2004-05-13
KR20040097227A (ko) 2004-11-17
US20050177332A1 (en) 2005-08-11
EP1493145A2 (de) 2005-01-05
JP4302533B2 (ja) 2009-07-29
CN100354931C (zh) 2007-12-12
DE60308667T2 (de) 2007-08-23
AU2003214489A1 (en) 2003-10-13
JP2005522080A (ja) 2005-07-21
DE60308667D1 (de) 2006-11-09
CN1643574A (zh) 2005-07-20
EP1493145B1 (de) 2006-09-27
AU2003214489A8 (en) 2003-10-13

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Legal Events

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