ID18887A - Dokumen berharga yang berisikan suatu array tidak-ortogonal - Google Patents

Dokumen berharga yang berisikan suatu array tidak-ortogonal

Info

Publication number
ID18887A
ID18887A IDP973708A ID973708A ID18887A ID 18887 A ID18887 A ID 18887A ID P973708 A IDP973708 A ID P973708A ID 973708 A ID973708 A ID 973708A ID 18887 A ID18887 A ID 18887A
Authority
ID
Indonesia
Prior art keywords
ortogonal
array
contain
valuable documents
valuable
Prior art date
Application number
IDP973708A
Other languages
English (en)
Inventor
William H Mowry Jr
Original Assignee
Standard Register Co
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 Standard Register Co filed Critical Standard Register Co
Publication of ID18887A publication Critical patent/ID18887A/id

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
    • B41M3/14—Security printing
    • B41M3/146—Security printing using a non human-readable pattern which becomes visible on reproduction, e.g. a void mark
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Computer Security & Cryptography (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Credit Cards Or The Like (AREA)
  • Facsimile Scanning Arrangements (AREA)
IDP973708A 1996-11-19 1997-11-19 Dokumen berharga yang berisikan suatu array tidak-ortogonal ID18887A (id)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/751,968 US5954368A (en) 1996-11-19 1996-11-19 Security document containing a non-orthogonal array

Publications (1)

Publication Number Publication Date
ID18887A true ID18887A (id) 1998-05-20

Family

ID=25024282

Family Applications (1)

Application Number Title Priority Date Filing Date
IDP973708A ID18887A (id) 1996-11-19 1997-11-19 Dokumen berharga yang berisikan suatu array tidak-ortogonal

Country Status (6)

Country Link
US (1) US5954368A (id)
AU (1) AU5790298A (id)
CO (1) CO4900103A1 (id)
ID (1) ID18887A (id)
WO (1) WO1998022292A2 (id)
ZA (1) ZA979832B (id)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030130954A1 (en) * 1998-07-31 2003-07-10 Carr J. Scott Postal applications including digital watermarks
US20030105730A1 (en) * 1999-05-19 2003-06-05 Rhoads Geoffrey B. Postal meters and systems employing watermarking
US6167147A (en) * 1998-10-26 2000-12-26 The Standard Register Company Security document including pseudo-random image and method of making the same
US6050607A (en) * 1999-03-26 2000-04-18 The Standard Register Company Security image element tiling scheme
US6139066A (en) * 1999-03-26 2000-10-31 The Standard Register Company Optically decodable security document
US6209923B1 (en) 1999-04-14 2001-04-03 The Standard Register Company Security document and authentication scheme
AU4068000A (en) * 1999-04-14 2000-11-14 Standard Register Company, The Security document authentication
US7243952B2 (en) * 2000-06-09 2007-07-17 National Printing Bureau, Incorporated Administrative Agency Authenticatable printed matter, and method for producing the same
US6692030B1 (en) * 2000-07-21 2004-02-17 Verify First Technologies, Inc. Security document with nano-pattern
DE20121871U1 (de) * 2001-07-25 2003-08-14 Kurz Leonhard Fa Durch Drucken erzeugtes Halbtonbild
JP2003118200A (ja) * 2001-10-16 2003-04-23 Dainippon Printing Co Ltd プリンタ出力画像の複写牽制及び偽造防止方法
JP4000970B2 (ja) * 2002-09-18 2007-10-31 富士ゼロックス株式会社 画像処理装置、画像処理方法及び画像処理プログラム
US7307761B2 (en) * 2002-12-12 2007-12-11 Electronics For Imaging, Inc. Methods and apparatus for watermarking digitally printed documents
US8049933B2 (en) * 2003-09-17 2011-11-01 Canon Kabushiki Kaisha Copy-forgery-inhibited pattern image generation method and image processing apparatus
US7625613B2 (en) * 2003-10-15 2009-12-01 Verify First Technologies, Inc. Copy-resistant security paper
US20060284411A1 (en) * 2004-12-16 2006-12-21 Wu Judy W Digitally printed anti-copy document and processes and products therefor
CN100338549C (zh) 2005-09-02 2007-09-19 北京北大方正电子有限公司 一种文档的防拷贝方法
US8164799B2 (en) * 2007-01-02 2012-04-24 Wu Judy W Digitally printed color anti-copy document in any resolution and processes and products therefor
TWI497443B (zh) * 2013-06-06 2015-08-21 Univ Nat Taiwan Normal 浮水印圖像及其製造方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4210346A (en) * 1977-06-23 1980-07-01 Burroughs Corporation Protected document bearing watermark and method of making
GB2040224A (en) * 1979-01-23 1980-08-28 Alasia Alfred Victor Security documents
US4351547A (en) * 1979-10-11 1982-09-28 Burroughs Corporation Security document and method for making same using an alternating dot pattern
US4579370A (en) * 1982-09-10 1986-04-01 Burroughs Corporation Multi-tone cancellation phrase and background
DK461783D0 (da) * 1983-10-07 1983-10-07 Purups Grafiske Hus A S Papiremne til edb-lister
FR2622840A1 (fr) * 1987-11-10 1989-05-12 Gresset Philippe Feuille destinee a la preparation de documents non susceptibles de reproduction a l'identique
US5149140A (en) * 1991-03-11 1992-09-22 The Standard Register Company Security, information document
US5171040A (en) * 1991-03-29 1992-12-15 Invisible Images, Inc. Copy-invalidating document
SE9102433L (sv) * 1991-08-23 1992-10-26 Nokia Data Ab Drivanordning foer ett magnethuvud
US6039357A (en) * 1992-01-08 2000-03-21 Moore North America, Inc. Security bands to prevent counterfeiting with color copies
US5487567A (en) * 1992-04-24 1996-01-30 Francois-Charles Oberthur Group Printing method and copy-evident secure document
GB9400942D0 (en) * 1994-01-19 1994-03-16 De La Rue Thomas & Co Ltd Copy indicating security device

Also Published As

Publication number Publication date
CO4900103A1 (es) 2000-03-27
AU5790298A (en) 1998-06-10
US5954368A (en) 1999-09-21
WO1998022292A2 (en) 1998-05-28
WO1998022292A3 (en) 1998-07-09
ZA979832B (en) 1998-05-22

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