AU2001286484A1 - Method and apparatus for reading digital watermarks with a hand-held reader device - Google Patents

Method and apparatus for reading digital watermarks with a hand-held reader device

Info

Publication number
AU2001286484A1
AU2001286484A1 AU2001286484A AU8648401A AU2001286484A1 AU 2001286484 A1 AU2001286484 A1 AU 2001286484A1 AU 2001286484 A AU2001286484 A AU 2001286484A AU 8648401 A AU8648401 A AU 8648401A AU 2001286484 A1 AU2001286484 A1 AU 2001286484A1
Authority
AU
Australia
Prior art keywords
hand
reader device
digital watermarks
reading digital
held reader
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
AU2001286484A
Other languages
English (en)
Inventor
Nabil M Lawandy
John A. Moon
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.)
Spectra Systems Corp
Original Assignee
Spectra Systems 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 Spectra Systems Corp filed Critical Spectra Systems Corp
Publication of AU2001286484A1 publication Critical patent/AU2001286484A1/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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/90—Details of database functions independent of the retrieved data types
    • G06F16/95—Retrieval from the web
    • G06F16/955—Retrieval from the web using information identifiers, e.g. uniform resource locators [URL]
    • 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
    • H04N1/00127—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture
    • H04N1/00204—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture with a digital computer or a digital computer system, e.g. an internet server

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Computing Systems (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)
AU2001286484A 2000-08-15 2001-08-15 Method and apparatus for reading digital watermarks with a hand-held reader device Abandoned AU2001286484A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US22542900P 2000-08-15 2000-08-15
US60225429 2000-08-15
US09/929,399 US6948068B2 (en) 2000-08-15 2001-08-14 Method and apparatus for reading digital watermarks with a hand-held reader device
US09929399 2001-08-14
PCT/US2001/025514 WO2002015465A1 (fr) 2000-08-15 2001-08-15 Procédé et dispositif de lecture de filigranes numériques au moyen d'un lecteur à main

Publications (1)

Publication Number Publication Date
AU2001286484A1 true AU2001286484A1 (en) 2002-02-25

Family

ID=26919586

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001286484A Abandoned AU2001286484A1 (en) 2000-08-15 2001-08-15 Method and apparatus for reading digital watermarks with a hand-held reader device

Country Status (4)

Country Link
US (1) US6948068B2 (fr)
EP (1) EP1323257A1 (fr)
AU (1) AU2001286484A1 (fr)
WO (1) WO2002015465A1 (fr)

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Also Published As

Publication number Publication date
WO2002015465A1 (fr) 2002-02-21
US6948068B2 (en) 2005-09-20
EP1323257A1 (fr) 2003-07-02
US20020023218A1 (en) 2002-02-21

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