CA2570983A1 - Protection contre le scannage d'un document tout en couleur - Google Patents

Protection contre le scannage d'un document tout en couleur Download PDF

Info

Publication number
CA2570983A1
CA2570983A1 CA002570983A CA2570983A CA2570983A1 CA 2570983 A1 CA2570983 A1 CA 2570983A1 CA 002570983 A CA002570983 A CA 002570983A CA 2570983 A CA2570983 A CA 2570983A CA 2570983 A1 CA2570983 A1 CA 2570983A1
Authority
CA
Canada
Prior art keywords
lines
image
color
line frequency
frequency
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
CA002570983A
Other languages
English (en)
Inventor
Thomas M. Wicker
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.)
Document Security Systems Inc
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2570983A1 publication Critical patent/CA2570983A1/fr
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
    • H04N1/00838—Preventing unauthorised reproduction
    • H04N1/00856—Preventive measures
    • H04N1/00875—Inhibiting reproduction, e.g. by disabling reading or reproduction apparatus
    • 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
    • H04N1/00838—Preventing unauthorised reproduction
    • H04N1/00883—Auto-copy-preventive originals, i.e. originals that are designed not to allow faithful reproduction
    • 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
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/32—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
    • H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N2201/3269—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of machine readable codes or marks, e.g. bar codes or glyphs
    • H04N2201/327—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of machine readable codes or marks, e.g. bar codes or glyphs which are undetectable to the naked eye, e.g. embedded codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/32—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
    • H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N2201/3271—Printing or stamping

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Cleaning In Electrography (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Color Image Communication Systems (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Facsimile Scanning Arrangements (AREA)
CA002570983A 2004-06-14 2004-06-14 Protection contre le scannage d'un document tout en couleur Abandoned CA2570983A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2004/018580 WO2006001793A1 (fr) 2004-06-14 2004-06-14 Protection contre le scannage d'un document tout en couleur

Publications (1)

Publication Number Publication Date
CA2570983A1 true CA2570983A1 (fr) 2006-01-05

Family

ID=34957908

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002570983A Abandoned CA2570983A1 (fr) 2004-06-14 2004-06-14 Protection contre le scannage d'un document tout en couleur

Country Status (7)

Country Link
EP (1) EP1772006A1 (fr)
JP (1) JP2008503155A (fr)
AU (1) AU2004321079A1 (fr)
BR (1) BRPI0418853A (fr)
CA (1) CA2570983A1 (fr)
MX (1) MXPA06014645A (fr)
WO (1) WO2006001793A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8444181B2 (en) 2002-10-10 2013-05-21 Document Security Systems, Inc. Single-color screen patterns for copy protection
CA2579226A1 (fr) * 2004-09-07 2006-03-16 Document Security Systems, Inc. Document contenant des caracteristiques de securite resistant au balayage
US7845572B2 (en) 2005-08-01 2010-12-07 Document Security Systems, Inc. Solid-color embedded security feature
WO2007127944A2 (fr) 2006-04-27 2007-11-08 Document Security Systems, Inc. Elements de securite en double aveugle
WO2008016735A1 (fr) 2006-07-31 2008-02-07 Document Security Systems, Inc. Document avec fichier d'aperçu lié pour impression en corrélation
JP2008097537A (ja) 2006-10-16 2008-04-24 Konica Minolta Business Technologies Inc 画像形成装置、画像処理方法及び画像処理プログラム
US7740281B2 (en) 2007-01-31 2010-06-22 The Ergonomic Group Method and system for producing certified documents and the like
WO2016084011A1 (fr) * 2014-11-25 2016-06-02 Lau Tak Wai Dispositifs de support d'informations

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1138011A (en) * 1965-07-06 1968-12-27 Canadian Bank Note Co Ltd Improvements in printed matter for the purpose of rendering counterfeiting more difficult
CA1070731A (fr) * 1977-08-04 1980-01-29 Robert G. Hutton Technique visant a interdire la reproduction de documents
FI80405C (fi) * 1988-03-24 1990-06-11 Suomen Pankin Setelipaino Tryckalster saekerstaellt med varningsfigur och foerfarande foer dess utarbetning.
US6310637B1 (en) * 1997-07-31 2001-10-30 Seiko Epson Corporation Method of printing test pattern and printing apparatus for the same
EP1549503A2 (fr) * 2002-10-10 2005-07-06 Document Security Systems, Inc. Document contenant des images de securite

Also Published As

Publication number Publication date
JP2008503155A (ja) 2008-01-31
WO2006001793A9 (fr) 2007-03-01
EP1772006A1 (fr) 2007-04-11
AU2004321079A1 (en) 2006-01-05
MXPA06014645A (es) 2007-06-19
BRPI0418853A (pt) 2007-11-20
WO2006001793A1 (fr) 2006-01-05

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued