AU2001296779A1 - Watermarks carrying content dependent signal metrics for detecting and characterizing signal alteration - Google Patents

Watermarks carrying content dependent signal metrics for detecting and characterizing signal alteration

Info

Publication number
AU2001296779A1
AU2001296779A1 AU2001296779A AU9677901A AU2001296779A1 AU 2001296779 A1 AU2001296779 A1 AU 2001296779A1 AU 2001296779 A AU2001296779 A AU 2001296779A AU 9677901 A AU9677901 A AU 9677901A AU 2001296779 A1 AU2001296779 A1 AU 2001296779A1
Authority
AU
Australia
Prior art keywords
detecting
signal
alteration
content dependent
characterizing
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.)
Abandoned
Application number
AU2001296779A
Inventor
Farid Ahmed
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.)
Digimarc Corp
Original Assignee
Digimarc Corp
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 Digimarc Corp filed Critical Digimarc Corp
Publication of AU2001296779A1 publication Critical patent/AU2001296779A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • G06T1/0064—Geometric transfor invariant watermarking, e.g. affine transform invariant
    • 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
    • G06T1/0028—Adaptive watermarking, e.g. Human Visual System [HVS]-based watermarking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00005—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for relating to image data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00026—Methods therefor
    • H04N1/00037—Detecting, i.e. determining the occurrence of a predetermined state
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00026—Methods therefor
    • H04N1/00039—Analysis, i.e. separating and studying components of a greater whole
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00026—Methods therefor
    • H04N1/00045—Methods therefor using a reference pattern designed for the purpose, e.g. a test chart
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N1/32144—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N1/32144—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
    • H04N1/32149—Methods relating to embedding, encoding, decoding, detection or retrieval operations
    • H04N1/32203—Spatial or amplitude domain methods
    • H04N1/32229—Spatial or amplitude domain methods with selective or adaptive application of the additional information, e.g. in selected regions of the image
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N1/32144—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
    • H04N1/32149—Methods relating to embedding, encoding, decoding, detection or retrieval operations
    • H04N1/32288—Multiple embedding, e.g. cocktail embedding, or redundant embedding, e.g. repeating the additional information at a plurality of locations in the image
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2201/00—General purpose image data processing
    • G06T2201/005—Image watermarking
    • G06T2201/0061—Embedding of the watermark in each block of the image, e.g. segmented watermarking

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)
AU2001296779A 2000-10-11 2001-10-09 Watermarks carrying content dependent signal metrics for detecting and characterizing signal alteration Abandoned AU2001296779A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09689250 2000-10-11
US09/689,250 US6512837B1 (en) 2000-10-11 2000-10-11 Watermarks carrying content dependent signal metrics for detecting and characterizing signal alteration
PCT/US2001/031671 WO2002032031A1 (en) 2000-10-11 2001-10-09 Watermarks carrying content dependent signal metrics for detecting and characterizing signal alteration

Publications (1)

Publication Number Publication Date
AU2001296779A1 true AU2001296779A1 (en) 2002-04-22

Family

ID=24767646

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001296779A Abandoned AU2001296779A1 (en) 2000-10-11 2001-10-09 Watermarks carrying content dependent signal metrics for detecting and characterizing signal alteration

Country Status (3)

Country Link
US (2) US6512837B1 (en)
AU (1) AU2001296779A1 (en)
WO (1) WO2002032031A1 (en)

Families Citing this family (118)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020009208A1 (en) * 1995-08-09 2002-01-24 Adnan Alattar Authentication of physical and electronic media objects using digital watermarks
US5748763A (en) * 1993-11-18 1998-05-05 Digimarc Corporation Image steganography system featuring perceptually adaptive and globally scalable signal embedding
US6944298B1 (en) * 1993-11-18 2005-09-13 Digimare Corporation Steganographic encoding and decoding of auxiliary codes in media signals
US6614914B1 (en) * 1995-05-08 2003-09-02 Digimarc Corporation Watermark embedder and reader
US7986806B2 (en) * 1994-11-16 2011-07-26 Digimarc Corporation Paper products and physical objects as means to access and control a computer or to navigate over or act as a portal on a network
US6744906B2 (en) 1995-05-08 2004-06-01 Digimarc Corporation Methods and systems using multiple watermarks
US7054462B2 (en) 1995-05-08 2006-05-30 Digimarc Corporation Inferring object status based on detected watermark data
US6577746B1 (en) * 1999-12-28 2003-06-10 Digimarc Corporation Watermark-based object linking and embedding
US7289643B2 (en) * 2000-12-21 2007-10-30 Digimarc Corporation Method, apparatus and programs for generating and utilizing content signatures
US7715446B2 (en) * 1996-04-25 2010-05-11 Digimarc Corporation Wireless methods and devices employing plural-bit data derived from audio information
US6381341B1 (en) 1996-05-16 2002-04-30 Digimarc Corporation Watermark encoding method exploiting biases inherent in original signal
US6850626B2 (en) 1998-01-20 2005-02-01 Digimarc Corporation Methods employing multiple watermarks
US7756892B2 (en) * 2000-05-02 2010-07-13 Digimarc Corporation Using embedded data with file sharing
US7644282B2 (en) 1998-05-28 2010-01-05 Verance Corporation Pre-processed information embedding system
US20030130954A1 (en) * 1998-07-31 2003-07-10 Carr J. Scott Postal applications including digital watermarks
US7055034B1 (en) 1998-09-25 2006-05-30 Digimarc Corporation Method and apparatus for robust embedded data
WO2000055962A2 (en) 1999-03-15 2000-09-21 Sony Electronics, Inc. Electronic media system, method and device
US7013301B2 (en) * 2003-09-23 2006-03-14 Predixis Corporation Audio fingerprinting system and method
US20050038819A1 (en) * 2000-04-21 2005-02-17 Hicken Wendell T. Music Recommendation system and method
US6834344B1 (en) * 1999-09-17 2004-12-21 International Business Machines Corporation Semi-fragile watermarks
JP2001111808A (en) * 1999-10-05 2001-04-20 Nec Corp Electronic watermark data inserting system and device
US6608919B1 (en) * 1999-11-10 2003-08-19 Digimarc Corporation Method and apparatus for encoding paper with information
EP2352120B1 (en) * 2000-01-13 2016-03-30 Digimarc Corporation Network-based access to auxiliary data based on steganographic information
US6625297B1 (en) * 2000-02-10 2003-09-23 Digimarc Corporation Self-orienting watermarks
US6737957B1 (en) 2000-02-16 2004-05-18 Verance Corporation Remote control signaling using audio watermarks
US6707926B1 (en) * 2000-03-31 2004-03-16 Intel Corporation Template for watermark decoder synchronization
AU2001255445A1 (en) * 2000-04-17 2001-10-30 Digimarc Corporation Authentication of physical and electronic media objects using digital watermarks
US6912295B2 (en) * 2000-04-19 2005-06-28 Digimarc Corporation Enhancing embedding of out-of-phase signals
US20060217828A1 (en) * 2002-10-23 2006-09-28 Hicken Wendell T Music searching system and method
US6633654B2 (en) * 2000-06-19 2003-10-14 Digimarc Corporation Perceptual modeling of media signals based on local contrast and directional edges
US7246239B2 (en) * 2001-01-24 2007-07-17 Digimarc Corporation Digital watermarks for checking authenticity of printed objects
US6760464B2 (en) * 2000-10-11 2004-07-06 Digimarc Corporation Halftone watermarking and related applications
US7656930B2 (en) * 2001-09-10 2010-02-02 Digimarc Corporation Assessing quality of service using digital watermark information
US7277468B2 (en) * 2000-09-11 2007-10-02 Digimarc Corporation Measuring quality of service of broadcast multimedia signals using digital watermark analyses
US6674876B1 (en) * 2000-09-14 2004-01-06 Digimarc Corporation Watermarking in the time-frequency domain
US6512837B1 (en) 2000-10-11 2003-01-28 Digimarc Corporation Watermarks carrying content dependent signal metrics for detecting and characterizing signal alteration
US7043049B2 (en) * 2000-11-30 2006-05-09 Intel Corporation Apparatus and method for monitoring streamed multimedia quality using digital watermark
EP1215880A3 (en) * 2000-12-07 2003-08-13 Sony United Kingdom Limited Embedding data in material
US20040148503A1 (en) * 2002-01-25 2004-07-29 David Sidman Apparatus, method, and system for accessing digital rights management information
US20040088333A1 (en) 2002-01-25 2004-05-06 David Sidman Apparatus method and system for tracking information access
US20020146120A1 (en) * 2001-04-05 2002-10-10 Hugh Anglin Inspecting print quality using digital watermarks
US20020146146A1 (en) * 2001-04-06 2002-10-10 Miolla Ronald S. Using digital watermarks to facilitate counterfeit inspection and inventory management
US7607016B2 (en) * 2001-04-20 2009-10-20 Digimarc Corporation Including a metric in a digital watermark for media authentication
US20020191812A1 (en) * 2001-04-24 2002-12-19 Nam-Deuk Kim Object edge watermarking
US7046819B2 (en) * 2001-04-25 2006-05-16 Digimarc Corporation Encoded reference signal for digital watermarks
GB2377575B (en) * 2001-07-13 2003-12-03 Motorola Inc Watermarking in video transmissions
US8515773B2 (en) 2001-08-01 2013-08-20 Sony Corporation System and method for enabling distribution and brokering of content information
GB2378602A (en) * 2001-08-11 2003-02-12 Central Research Lab Ltd Applying two-part codes to stationary images
US7006656B2 (en) * 2001-10-15 2006-02-28 The Research Foundation Of Suny Lossless embedding of data in digital objects
US7302575B2 (en) * 2001-11-07 2007-11-27 Koninklijke Philips Electronics N.V. Apparatus for and method of preventing illicit copying of digital content
US6533385B1 (en) 2001-12-14 2003-03-18 Pitney Bowes Inc. Method for determining a printer's signature and the number of dots per inch printed in a document to provide proof that the printer printed a particular document
US7728048B2 (en) * 2002-12-20 2010-06-01 L-1 Secure Credentialing, Inc. Increasing thermal conductivity of host polymer used with laser engraving methods and compositions
AU2003210625A1 (en) * 2002-01-22 2003-09-02 Digimarc Corporation Digital watermarking and fingerprinting including symchronization, layering, version control, and compressed embedding
US7054461B2 (en) * 2002-02-15 2006-05-30 Pitney Bowes Inc. Authenticating printed objects using digital watermarks associated with multidimensional quality metrics
JP2003259369A (en) * 2002-02-28 2003-09-12 Techno Mathematical Co Ltd Error concealment method employing electronic watermark of moving picture
US6954541B2 (en) * 2002-05-29 2005-10-11 Xerox Corporation Method of detecting changes occurring in image editing using watermarks
US7519819B2 (en) * 2002-05-29 2009-04-14 Digimarc Corporatino Layered security in digital watermarking
JP4576229B2 (en) * 2002-06-24 2010-11-04 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 Embed Image Authentication Sign
GB2390246A (en) * 2002-06-27 2003-12-31 Univ Bristol Method of characterising attacks on a watermarked object
AU2003282763A1 (en) 2002-10-15 2004-05-04 Verance Corporation Media monitoring, management and information system
MXPA05003984A (en) * 2002-10-15 2005-06-22 Digimarc Corp Identification document and related methods.
FR2847755B1 (en) * 2002-11-26 2005-04-22 Cynove IMAGE AUTHENTICATION METHODS
US7453470B1 (en) * 2002-12-24 2008-11-18 Apple Inc. Method and apparatus for anti-aliasing scan conversion
JP3922369B2 (en) * 2003-01-21 2007-05-30 日本ビクター株式会社 Embedded information recording apparatus and reproducing apparatus, recording program, and reproducing program
CA2522551C (en) 2003-04-16 2009-12-22 Digimarc Corporation Three dimensional data storage
DE10321236B4 (en) * 2003-05-12 2006-06-29 Siemens Ag Monitoring method for a transmission of a sequence of images as well as circuits, programs and image processing apparatus for carrying out the method
CA2532296A1 (en) * 2003-07-17 2005-02-03 Digimarc Corporation Uniquely linking security elements in identification documents
US8301893B2 (en) * 2003-08-13 2012-10-30 Digimarc Corporation Detecting media areas likely of hosting watermarks
US20060239501A1 (en) 2005-04-26 2006-10-26 Verance Corporation Security enhancements of digital watermarks for multi-media content
US9055239B2 (en) * 2003-10-08 2015-06-09 Verance Corporation Signal continuity assessment using embedded watermarks
US7616776B2 (en) 2005-04-26 2009-11-10 Verance Corproation Methods and apparatus for enhancing the robustness of watermark extraction from digital host content
US7369677B2 (en) 2005-04-26 2008-05-06 Verance Corporation System reactions to the detection of embedded watermarks in a digital host content
US20050144456A1 (en) * 2003-12-11 2005-06-30 Tinku Acharya Robust digital image watermarking utilizing a Walsh transform algorithm
EP1801692B1 (en) 2004-01-06 2015-06-10 Thomson Licensing Improved techniques for detecting, analyzing and using visible authentication patterns
US20060212149A1 (en) * 2004-08-13 2006-09-21 Hicken Wendell T Distributed system and method for intelligent data analysis
US8768844B2 (en) * 2004-10-06 2014-07-01 Sony Corporation Method and system for content sharing and authentication between multiple devices
US20060075441A1 (en) * 2004-10-06 2006-04-06 Sony Corporation Method and system for a personal video recorder comprising multiple removable storage/tuner units
US7370190B2 (en) * 2005-03-03 2008-05-06 Digimarc Corporation Data processing systems and methods with enhanced bios functionality
CA2644943A1 (en) * 2005-03-04 2006-09-14 Musicip Corporation Scan shuffle for building playlists
US7613736B2 (en) * 2005-05-23 2009-11-03 Resonance Media Services, Inc. Sharing music essence in a recommendation system
US8020004B2 (en) 2005-07-01 2011-09-13 Verance Corporation Forensic marking using a common customization function
US8781967B2 (en) 2005-07-07 2014-07-15 Verance Corporation Watermarking in an encrypted domain
US7720253B2 (en) * 2006-09-14 2010-05-18 Microsoft Corporation Visual perception model for hi-fidelity image watermarking
AU2007296443B2 (en) * 2006-09-15 2011-09-22 The Nielsen Company (Us), Llc Methods and apparatus to identify images in print advertisements
US20080140234A1 (en) * 2006-12-06 2008-06-12 Shafter Richard M Method and system for remotely directing a fishing tournament
US8031905B2 (en) * 2007-11-21 2011-10-04 Seiko Epson Corporation Extracting data from images
US20090320123A1 (en) * 2008-06-20 2009-12-24 Motorola, Inc. Method and apparatus for user recognition employing motion passwords
US8259938B2 (en) 2008-06-24 2012-09-04 Verance Corporation Efficient and secure forensic marking in compressed
JP5818409B2 (en) * 2010-06-17 2015-11-18 キヤノン株式会社 Fundus imaging apparatus and control method thereof
US9607131B2 (en) 2010-09-16 2017-03-28 Verance Corporation Secure and efficient content screening in a networked environment
US8699747B2 (en) 2011-05-26 2014-04-15 Digimarc Corporation Image-related methods and systems
US8842875B2 (en) 2011-05-26 2014-09-23 Digimarc Corporation Image related methods and systems
US9210208B2 (en) 2011-06-21 2015-12-08 The Nielsen Company (Us), Llc Monitoring streaming media content
US8615104B2 (en) 2011-11-03 2013-12-24 Verance Corporation Watermark extraction based on tentative watermarks
US8533481B2 (en) 2011-11-03 2013-09-10 Verance Corporation Extraction of embedded watermarks from a host content based on extrapolation techniques
US8682026B2 (en) 2011-11-03 2014-03-25 Verance Corporation Efficient extraction of embedded watermarks in the presence of host content distortions
US8923548B2 (en) 2011-11-03 2014-12-30 Verance Corporation Extraction of embedded watermarks from a host content using a plurality of tentative watermarks
US8745403B2 (en) 2011-11-23 2014-06-03 Verance Corporation Enhanced content management based on watermark extraction records
US9323902B2 (en) 2011-12-13 2016-04-26 Verance Corporation Conditional access using embedded watermarks
US9547753B2 (en) 2011-12-13 2017-01-17 Verance Corporation Coordinated watermarking
US8885871B2 (en) * 2011-12-14 2014-11-11 Infosys Limited Method and system for performing transcoding resistant watermarking
US20130179995A1 (en) * 2012-01-09 2013-07-11 United Video Properties, Inc. Systems and methods for authentication of digital content
US9571606B2 (en) 2012-08-31 2017-02-14 Verance Corporation Social media viewing system
US8869222B2 (en) 2012-09-13 2014-10-21 Verance Corporation Second screen content
US8726304B2 (en) 2012-09-13 2014-05-13 Verance Corporation Time varying evaluation of multimedia content
US20140075469A1 (en) 2012-09-13 2014-03-13 Verance Corporation Content distribution including advertisements
US9262793B2 (en) 2013-03-14 2016-02-16 Verance Corporation Transactional video marking system
US9251549B2 (en) 2013-07-23 2016-02-02 Verance Corporation Watermark extractor enhancements based on payload ranking
US9208334B2 (en) 2013-10-25 2015-12-08 Verance Corporation Content management using multiple abstraction layers
JP2017514345A (en) 2014-03-13 2017-06-01 ベランス・コーポレイション Interactive content acquisition using embedded code
US9716807B2 (en) * 2014-10-13 2017-07-25 Digimarc Corporation Methods for estimating watermark signal strength, an embedding process using the same, and related arrangements
US10594689B1 (en) 2015-12-04 2020-03-17 Digimarc Corporation Robust encoding of machine readable information in host objects and biometrics, and associated decoding and authentication
US10531148B2 (en) 2017-06-30 2020-01-07 The Nielsen Company (Us), Llc Methods and apparatus to detect audio engineering problems using identification of isolated watermarks
US11995511B2 (en) * 2018-02-08 2024-05-28 Digimarc Corporation Methods and arrangements for localizing machine-readable indicia
US10958807B1 (en) * 2018-02-08 2021-03-23 Digimarc Corporation Methods and arrangements for configuring retail scanning systems
US11272225B2 (en) 2019-12-13 2022-03-08 The Nielsen Company (Us), Llc Watermarking with phase shifting
US11922532B2 (en) 2020-01-15 2024-03-05 Digimarc Corporation System for mitigating the problem of deepfake media content using watermarking
US11809532B2 (en) * 2020-10-14 2023-11-07 Irdeto B.V. Detection of modification of an item of content

Family Cites Families (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0493091A1 (en) 1990-12-27 1992-07-01 Xerox Corporation Method and system for embedding machine readable digital data in grayscale images
US5721788A (en) 1992-07-31 1998-02-24 Corbis Corporation Method and system for digital image signatures
EP0629972A3 (en) 1993-04-23 1995-05-24 Hewlett Packard Co Method and apparatus for embedding identification codes in printed documents.
US6636615B1 (en) 1998-01-20 2003-10-21 Digimarc Corporation Methods and systems using multiple watermarks
US6574350B1 (en) 1995-05-08 2003-06-03 Digimarc Corporation Digital watermarking employing both frail and robust watermarks
US5768426A (en) 1993-11-18 1998-06-16 Digimarc Corporation Graphics processing system employing embedded code signals
US5841886A (en) 1993-11-18 1998-11-24 Digimarc Corporation Security system for photographic identification
US5493677A (en) 1994-06-08 1996-02-20 Systems Research & Applications Corporation Generation, archiving, and retrieval of digital images with evoked suggestion-set captions and natural language interface
US5646997A (en) * 1994-12-14 1997-07-08 Barton; James M. Method and apparatus for embedding authentication information within digital data
US6763123B2 (en) 1995-05-08 2004-07-13 Digimarc Corporation Detection of out-of-phase low visibility watermarks
US6744906B2 (en) 1995-05-08 2004-06-01 Digimarc Corporation Methods and systems using multiple watermarks
US6721440B2 (en) 1995-05-08 2004-04-13 Digimarc Corporation Low visibility watermarks using an out-of-phase color
US5974548A (en) 1996-07-12 1999-10-26 Novell, Inc. Media-independent document security method and apparatus
KR100449354B1 (en) 1996-07-16 2005-08-17 코닌클리케 필립스 일렉트로닉스 엔.브이. Method and apparatus for detecting watermark embedded in information signal
US5825892A (en) 1996-10-28 1998-10-20 International Business Machines Corporation Protecting images with an image watermark
US6233684B1 (en) 1997-02-28 2001-05-15 Contenaguard Holdings, Inc. System for controlling the distribution and use of rendered digital works through watermaking
US6065119A (en) * 1997-05-30 2000-05-16 The Regents Of The University Of California Data validation
US5951055A (en) 1997-06-11 1999-09-14 The Standard Register Company Security document containing encoded data block
JPH1132200A (en) 1997-07-09 1999-02-02 Matsushita Electric Ind Co Ltd Watermark data insertion method and watermark data detection method
US6101602A (en) 1997-12-08 2000-08-08 The United States Of America As Represented By The Secretary Of The Air Force Digital watermarking by adding random, smooth patterns
US6104812A (en) 1998-01-12 2000-08-15 Juratrade, Limited Anti-counterfeiting method and apparatus using digital screening
BR9907105A (en) 1998-01-20 2002-04-30 Digimarc Corp Multiple watermark techniques
US6064764A (en) * 1998-03-30 2000-05-16 Seiko Epson Corporation Fragile watermarks for detecting tampering in images
US6571001B2 (en) 1998-06-10 2003-05-27 Micron Technology, Inc. System for detecting photocopied or laser-printed documents
US6275599B1 (en) 1998-08-28 2001-08-14 International Business Machines Corporation Compressed image authentication and verification
US6285775B1 (en) * 1998-10-01 2001-09-04 The Trustees Of The University Of Princeton Watermarking scheme for image authentication
US6246777B1 (en) * 1999-03-19 2001-06-12 International Business Machines Corporation Compression-tolerant watermarking scheme for image authentication
JP3728136B2 (en) * 1999-03-30 2005-12-21 キヤノン株式会社 Image processing apparatus, image processing method, and storage medium
CA2316786A1 (en) 1999-10-25 2001-04-25 Eastman Kodak Company Printing postage stamps with embedded information
JP3789069B2 (en) 2000-02-29 2006-06-21 キヤノン株式会社 Digital watermark embedding apparatus and method, program and storage medium, and digital watermark extraction apparatus and method, program and storage medium
US7046808B1 (en) 2000-03-24 2006-05-16 Verance Corporation Method and apparatus for detecting processing stages applied to a signal
EP1173001A3 (en) 2000-07-11 2004-05-06 Eastman Kodak Company Authenticatable image with an embedded image having a discernible physical characteristic
TW538636B (en) 2000-09-01 2003-06-21 Matsushita Electric Ind Co Ltd Reproduction equipment, reproduction equipment specifying equipment, reproduction equipment specifying system and methods and recording media for said equipment and system
JP3511502B2 (en) 2000-09-05 2004-03-29 インターナショナル・ビジネス・マシーンズ・コーポレーション Data processing detection system, additional information embedding device, additional information detection device, digital content, music content processing device, additional data embedding method, content processing detection method, storage medium, and program transmission device
US7246239B2 (en) 2001-01-24 2007-07-17 Digimarc Corporation Digital watermarks for checking authenticity of printed objects
US7346776B2 (en) 2000-09-11 2008-03-18 Digimarc Corporation Authenticating media signals by adjusting frequency characteristics to reference values
US6760464B2 (en) 2000-10-11 2004-07-06 Digimarc Corporation Halftone watermarking and related applications
US6512837B1 (en) 2000-10-11 2003-01-28 Digimarc Corporation Watermarks carrying content dependent signal metrics for detecting and characterizing signal alteration
KR100548983B1 (en) 2000-11-02 2006-02-02 (주)마크텍 Computer system and method for verifying the authenticity of digital documents
JP4688375B2 (en) 2000-11-28 2011-05-25 ゼロックス コーポレイション Printing method to prevent document forgery
US20040143553A1 (en) 2000-12-01 2004-07-22 Torget John W. System and method for remotely generating instruments
KR100400582B1 (en) 2001-01-12 2003-10-08 주식회사 마크애니 Apparatus and method for issuing, authenticating securities et al. using digital watermarking
US6993150B2 (en) 2001-01-24 2006-01-31 Digimarc Corporation Halftone primitive watermarking and related applications
US20020176114A1 (en) 2001-04-13 2002-11-28 Pitney Bowes Incorporated Method for utilizing a fragile watermark for enhanced security
US6533385B1 (en) 2001-12-14 2003-03-18 Pitney Bowes Inc. Method for determining a printer's signature and the number of dots per inch printed in a document to provide proof that the printer printed a particular document

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US6771797B2 (en) 2004-08-03
US6512837B1 (en) 2003-01-28
WO2002032031A1 (en) 2002-04-18

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