AU2000268408A1 - Digital watermark for personal signatures - Google Patents

Digital watermark for personal signatures

Info

Publication number
AU2000268408A1
AU2000268408A1 AU2000268408A AU6840800A AU2000268408A1 AU 2000268408 A1 AU2000268408 A1 AU 2000268408A1 AU 2000268408 A AU2000268408 A AU 2000268408A AU 6840800 A AU6840800 A AU 6840800A AU 2000268408 A1 AU2000268408 A1 AU 2000268408A1
Authority
AU
Australia
Prior art keywords
digital watermark
personal signatures
signatures
personal
watermark
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
AU2000268408A
Inventor
Rene Baltus
Claus Vielhauer
Marc-Bernd Woop
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.)
BS BIOMETRIC SYSTEMS GmbH
Original Assignee
BS BIOMETRIC SYSTEMS GmbH
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 BS BIOMETRIC SYSTEMS GmbH filed Critical BS BIOMETRIC SYSTEMS GmbH
Publication of AU2000268408A1 publication Critical patent/AU2000268408A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • H04N1/32154—Transform domain methods
    • 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
AU2000268408A 2000-08-24 2000-08-24 Digital watermark for personal signatures Abandoned AU2000268408A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2000/008288 WO2002017616A1 (en) 2000-08-24 2000-08-24 Digital watermark for personal signatures

Publications (1)

Publication Number Publication Date
AU2000268408A1 true AU2000268408A1 (en) 2002-03-04

Family

ID=8164070

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2000268408A Abandoned AU2000268408A1 (en) 2000-08-24 2000-08-24 Digital watermark for personal signatures

Country Status (2)

Country Link
AU (1) AU2000268408A1 (en)
WO (1) WO2002017616A1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE138750T1 (en) * 1992-03-13 1996-06-15 Rene Baltus DEVICE FOR CHECKING WRITINGS
US5544255A (en) * 1994-08-31 1996-08-06 Peripheral Vision Limited Method and system for the capture, storage, transport and authentication of handwritten signatures
JP2000078125A (en) * 1998-08-28 2000-03-14 Hitachi Ltd Method for generating electronic data able to be authenticated

Also Published As

Publication number Publication date
WO2002017616A1 (en) 2002-02-28

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