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AU1935001A - Embedding and reading imperceptible codes on objects - Google Patents

Embedding and reading imperceptible codes on objects

Info

Publication number
AU1935001A
AU1935001A AU19350/01A AU1935001A AU1935001A AU 1935001 A AU1935001 A AU 1935001A AU 19350/01 A AU19350/01 A AU 19350/01A AU 1935001 A AU1935001 A AU 1935001A AU 1935001 A AU1935001 A AU 1935001A
Authority
AU
Australia
Prior art keywords
embedding
reading
objects
imperceptible codes
imperceptible
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
AU19350/01A
Inventor
Bruce L. Davis
Geoffrey B Rhoads
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
Priority claimed from US09/452,021 external-priority patent/US7044395B1/en
Application filed by Digimarc Corp filed Critical Digimarc Corp
Publication of AU1935001A publication Critical patent/AU1935001A/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/004—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using digital security elements, e.g. information coded on a magnetic thread or strip

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Theoretical Computer Science (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)
AU19350/01A 1999-11-30 2000-11-30 Embedding and reading imperceptible codes on objects Abandoned AU1935001A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/452,021 US7044395B1 (en) 1993-11-18 1999-11-30 Embedding and reading imperceptible codes on objects
US09452021 1999-11-30
PCT/US2000/032573 WO2001041056A1 (en) 1999-11-30 2000-11-30 Embedding and reading imperceptible codes on objects

Publications (1)

Publication Number Publication Date
AU1935001A true AU1935001A (en) 2001-06-12

Family

ID=23794693

Family Applications (1)

Application Number Title Priority Date Filing Date
AU19350/01A Abandoned AU1935001A (en) 1999-11-30 2000-11-30 Embedding and reading imperceptible codes on objects

Country Status (2)

Country Link
AU (1) AU1935001A (en)
WO (1) WO2001041056A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MXPA03011293A (en) 2001-06-06 2004-02-26 Spectra Systems Corp Marking and authenticating articles.
US7393623B2 (en) 2001-06-06 2008-07-01 Spectra Systems Corporation Incorporation of markings in optical media
US7218751B2 (en) 2001-06-29 2007-05-15 Digimarc Corporation Generating super resolution digital images
US8032909B2 (en) 2001-07-05 2011-10-04 Digimarc Corporation Watermarking and electronic program guides
US7187780B2 (en) 2001-12-13 2007-03-06 Digimarc Corporation Image processing methods using reversible watermarking
EP1558969A4 (en) * 2002-11-05 2009-03-25 Spectra Systems Corp Incorporation of markings in optical media
US9010635B2 (en) 2012-10-31 2015-04-21 Wal-Mart Stores, Inc. Layaway apparatus and method
US9962956B2 (en) * 2015-11-05 2018-05-08 Northrop Grumman Systems Corporation System and method for onboard data tracking
FR3044794B1 (en) * 2015-12-03 2018-11-30 Digital Packaging PROCESS FOR PRODUCING AND CUSTOMIZING CONSUMER CONSUMER ITEMS FOR ACCESS TO CUSTOMIZED CONTENT

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5260582A (en) * 1992-04-20 1993-11-09 Danek Robert J Currency verification device for detecting the presence or the absence of security threads
US5745569A (en) * 1996-01-17 1998-04-28 The Dice Company Method for stega-cipher protection of computer code
US5822432A (en) * 1996-01-17 1998-10-13 The Dice Company Method for human-assisted random key generation and application for digital watermark system
US5974548A (en) * 1996-07-12 1999-10-26 Novell, Inc. Media-independent document security method and apparatus
US5907141A (en) * 1996-07-19 1999-05-25 Mars Incorporated Use of security coupons in connection with locking mechanisms for vending and gaming machines
JP3937557B2 (en) * 1998-02-27 2007-06-27 凸版印刷株式会社 Paper with magnetic barcode

Also Published As

Publication number Publication date
WO2001041056A1 (en) 2001-06-07

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase