GB2361377B - Method and device for generating digital data watermarked with authentication data - Google Patents

Method and device for generating digital data watermarked with authentication data

Info

Publication number
GB2361377B
GB2361377B GB0114928A GB0114928A GB2361377B GB 2361377 B GB2361377 B GB 2361377B GB 0114928 A GB0114928 A GB 0114928A GB 0114928 A GB0114928 A GB 0114928A GB 2361377 B GB2361377 B GB 2361377B
Authority
GB
United Kingdom
Prior art keywords
watermarked
generating digital
data
digital data
authentication data
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.)
Expired - Fee Related
Application number
GB0114928A
Other versions
GB0114928D0 (en
GB2361377A (en
Inventor
Jiankang Wu
A Desai Narasimhalu
Sheng Lo
Jean-Luc Lebrun
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.)
Kent Ridge Digital Labs
Original Assignee
Kent Ridge Digital Labs
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 Kent Ridge Digital Labs filed Critical Kent Ridge Digital Labs
Publication of GB0114928D0 publication Critical patent/GB0114928D0/en
Publication of GB2361377A publication Critical patent/GB2361377A/en
Application granted granted Critical
Publication of GB2361377B publication Critical patent/GB2361377B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/28—Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs
    • G11B23/283—Security features, e.g. digital codes
    • G11B23/284—Security features, e.g. digital codes on the record carrier
    • 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
    • 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
    • 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
    • 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
GB0114928A 1998-12-11 1998-12-11 Method and device for generating digital data watermarked with authentication data Expired - Fee Related GB2361377B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SG1998/000104 WO2000036605A1 (en) 1998-12-11 1998-12-11 Method and device for generating digital data watermarked with authentication data

Publications (3)

Publication Number Publication Date
GB0114928D0 GB0114928D0 (en) 2001-08-08
GB2361377A GB2361377A (en) 2001-10-17
GB2361377B true GB2361377B (en) 2003-03-26

Family

ID=20429897

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0114928A Expired - Fee Related GB2361377B (en) 1998-12-11 1998-12-11 Method and device for generating digital data watermarked with authentication data

Country Status (2)

Country Link
GB (1) GB2361377B (en)
WO (1) WO2000036605A1 (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
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US7010144B1 (en) 1994-10-21 2006-03-07 Digimarc Corporation Associating data with images in imaging systems
US6947571B1 (en) 1999-05-19 2005-09-20 Digimarc Corporation Cell phones with optical capabilities, and related applications
US6560349B1 (en) 1994-10-21 2003-05-06 Digimarc Corporation Audio monitoring using steganographic information
US7562392B1 (en) 1999-05-19 2009-07-14 Digimarc Corporation Methods of interacting with audio and ambient music
US6505160B1 (en) 1995-07-27 2003-01-07 Digimarc Corporation Connected audio and other media objects
US7565294B2 (en) 1999-05-19 2009-07-21 Digimarc Corporation Methods and systems employing digital content
US7406214B2 (en) 1999-05-19 2008-07-29 Digimarc Corporation Methods and devices employing optical sensors and/or steganography
US20070100757A1 (en) 1999-05-19 2007-05-03 Rhoads Geoffrey B Content Protection Arrangements
US7224995B2 (en) 1999-11-03 2007-05-29 Digimarc Corporation Data entry method and system
EP2352120B1 (en) 2000-01-13 2016-03-30 Digimarc Corporation Network-based access to auxiliary data based on steganographic information
US7043048B1 (en) 2000-06-01 2006-05-09 Digimarc Corporation Capturing and encoding unique user attributes in media signals
EP1170704A1 (en) * 2000-07-04 2002-01-09 acter AG Portable access authorization device, GPS receiver and antenna
WO2003009217A1 (en) * 2001-07-16 2003-01-30 Trustcopy Pte Ltd. Electronic signing of documents
EP1296253A1 (en) * 2001-09-25 2003-03-26 Sony International (Europe) GmbH Automatic meta-data creation through context sensing
US7778438B2 (en) 2002-09-30 2010-08-17 Myport Technologies, Inc. Method for multi-media recognition, data conversion, creation of metatags, storage and search retrieval
US6996251B2 (en) 2002-09-30 2006-02-07 Myport Technologies, Inc. Forensic communication apparatus and method
US10721066B2 (en) 2002-09-30 2020-07-21 Myport Ip, Inc. Method for voice assistant, location tagging, multi-media capture, transmission, speech to text conversion, photo/video image/object recognition, creation of searchable metatags/contextual tags, storage and search retrieval
US7330511B2 (en) * 2003-08-18 2008-02-12 Koplar Interactive Systems International, L.L.C. Method and system for embedding device positional data in video signals
EP1796368A1 (en) * 2005-12-06 2007-06-13 Océ-Technologies B.V. Scan apparatus
WO2008048356A2 (en) * 2006-03-03 2008-04-24 Catcher Holdings, Inc. Device and method for digitally watermarking an image with gps data
US8412577B2 (en) * 2009-03-03 2013-04-02 Digimarc Corporation Narrowcasting from public displays, and related methods
US9253433B2 (en) 2012-11-27 2016-02-02 International Business Machines Corporation Method and apparatus for tagging media with identity of creator or scene

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996003835A2 (en) * 1994-07-25 1996-02-08 Macrovision Corporation Apparatus and method for comprehensive copy protection for video platforms and unprotected source material
US5598473A (en) * 1994-08-17 1997-01-28 Ibm Corporation Digital signature generator/verifier/recorder (DS-GVR) for analog transmissions
EP0766468A2 (en) * 1995-09-28 1997-04-02 Nec Corporation Method and system for inserting a spread spectrum watermark into multimedia data
EP0779602A2 (en) * 1995-12-15 1997-06-18 AT&T Corp. Method and apparatus employing audio and video data from an individual for authentication purposes
EP0883284A2 (en) * 1997-06-05 1998-12-09 Hitachi, Ltd. Digital data authentication method
EP1003127A2 (en) * 1998-10-30 2000-05-24 Hitachi, Ltd. Digital signature or electronic seal authentication system and recognized mark management program

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996003835A2 (en) * 1994-07-25 1996-02-08 Macrovision Corporation Apparatus and method for comprehensive copy protection for video platforms and unprotected source material
US5598473A (en) * 1994-08-17 1997-01-28 Ibm Corporation Digital signature generator/verifier/recorder (DS-GVR) for analog transmissions
EP0766468A2 (en) * 1995-09-28 1997-04-02 Nec Corporation Method and system for inserting a spread spectrum watermark into multimedia data
EP0779602A2 (en) * 1995-12-15 1997-06-18 AT&T Corp. Method and apparatus employing audio and video data from an individual for authentication purposes
EP0883284A2 (en) * 1997-06-05 1998-12-09 Hitachi, Ltd. Digital data authentication method
EP1003127A2 (en) * 1998-10-30 2000-05-24 Hitachi, Ltd. Digital signature or electronic seal authentication system and recognized mark management program

Also Published As

Publication number Publication date
GB0114928D0 (en) 2001-08-08
GB2361377A (en) 2001-10-17
WO2000036605A1 (en) 2000-06-22

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20081211