AU2001252072A1 - System for image encoding and decoding and the printable security device produced therefrom - Google Patents

System for image encoding and decoding and the printable security device produced therefrom

Info

Publication number
AU2001252072A1
AU2001252072A1 AU2001252072A AU5207201A AU2001252072A1 AU 2001252072 A1 AU2001252072 A1 AU 2001252072A1 AU 2001252072 A AU2001252072 A AU 2001252072A AU 5207201 A AU5207201 A AU 5207201A AU 2001252072 A1 AU2001252072 A1 AU 2001252072A1
Authority
AU
Australia
Prior art keywords
decoding
security device
image encoding
produced therefrom
device produced
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
AU2001252072A
Other languages
English (en)
Inventor
Ileana Buzuloiu
Trevor Merry
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.)
Canadian Bank Note Co Ltd
Original Assignee
Canadian Bank Note Co Ltd
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 Canadian Bank Note Co Ltd filed Critical Canadian Bank Note Co Ltd
Publication of AU2001252072A1 publication Critical patent/AU2001252072A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
AU2001252072A 2000-04-19 2001-04-17 System for image encoding and decoding and the printable security device produced therefrom Abandoned AU2001252072A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/553,454 US7046804B1 (en) 2000-04-19 2000-04-19 System for producing a printable security device image and detecting latent source image(s) therefrom
US09/553,454 2000-04-19
PCT/CA2001/000525 WO2001080512A2 (en) 2000-04-19 2001-04-17 System for image encoding and decoding and the printable security device produced therefrom

Publications (1)

Publication Number Publication Date
AU2001252072A1 true AU2001252072A1 (en) 2001-10-30

Family

ID=24209462

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001252072A Abandoned AU2001252072A1 (en) 2000-04-19 2001-04-17 System for image encoding and decoding and the printable security device produced therefrom

Country Status (5)

Country Link
US (1) US7046804B1 (US07046804-20060516-C00010.png)
EP (1) EP1355789A2 (US07046804-20060516-C00010.png)
AU (1) AU2001252072A1 (US07046804-20060516-C00010.png)
CA (1) CA2407130C (US07046804-20060516-C00010.png)
WO (1) WO2001080512A2 (US07046804-20060516-C00010.png)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6839128B2 (en) 2002-03-08 2005-01-04 Canadian Bank Note Company, Ltd. Optoelectronic document reader for reading UV / IR visible indicia
US20030210803A1 (en) * 2002-03-29 2003-11-13 Canon Kabushiki Kaisha Image processing apparatus and method
US20040258274A1 (en) * 2002-10-31 2004-12-23 Brundage Trent J. Camera, camera accessories for reading digital watermarks, digital watermarking method and systems, and embedding digital watermarks with metallic inks
US20060115082A1 (en) * 2002-12-16 2006-06-01 Kevenaar Thomas A M Authentication system with visual encryption using polarisation of light
WO2005002880A1 (en) 2003-07-07 2005-01-13 Commonwealth Scientific And Industrial Research Organisation Method of encoding a latent image
US20050041846A1 (en) * 2003-08-19 2005-02-24 Chen Shih Ping Document counterfeit protection mechanism
US7386177B2 (en) 2003-09-30 2008-06-10 Graphic Security Systems Corp. Method and system for encoding images using encoding parameters from multiple sources
US7421581B2 (en) 2003-09-30 2008-09-02 Graphic Security Systems Corporation Method and system for controlling encoded image production
US7551752B2 (en) * 2004-04-26 2009-06-23 Graphic Security Systems Corporation Systems and methods for authenticating objects using multiple-level image encoding and decoding
US7630513B2 (en) * 2004-04-26 2009-12-08 Graphic Security Systems Corporation System and method for network-based object authentication
US7512249B2 (en) * 2004-04-26 2009-03-31 Graphic Security Systems Corporation System and method for decoding digital encoded images
US7860268B2 (en) 2006-12-13 2010-12-28 Graphic Security Systems Corporation Object authentication using encoded images digitally stored on the object
CA2814368C (en) 2010-10-11 2017-02-28 Graphic Security Systems Corporation Method for constructing a composite image incorporating a hidden authentication image
US8408468B2 (en) 2010-12-13 2013-04-02 Metrologic Instruments, Inc. Method of and system for reading visible and/or invisible code symbols in a user-transparent manner using visible/invisible illumination source switching during data capture and processing operations

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2952080A (en) 1957-09-12 1960-09-13 Teleregister Corp Cryptic grid scrambling and unscrambling method and apparatus
CH399786A (de) 1960-07-26 1965-09-30 Teleregister Corp Verfahren und Vorrichtung zum Herstellen einer zusammengesetzten, verschlüsselten Darstellung einer Aufzeichnung
CA1066109A (en) 1975-11-12 1979-11-13 Canadian Bank Note Company Photographic simulation of density differences as changes of line direction
US4092654A (en) 1976-09-13 1978-05-30 Alasia Alfred Victor Encoding system
US4198147A (en) 1976-09-13 1980-04-15 Alasia Alfred Victor Encoding system
CA1172282A (en) 1980-09-22 1984-08-07 Trevor Merry Multiple superimposed latent images
SE459892B (sv) 1981-05-27 1989-08-14 Ca Atomic Energy Ltd Saett att avlaegsna jod fraan en gasfas som innehaaller organiska jodider
GB2172850A (en) 1985-03-01 1986-10-01 Kenrick & Jefferson Ltd Security documents
US5178418A (en) 1991-06-25 1993-01-12 Canadian Bank Note Co., Ltd. Latent images comprising phase shifted micro printing
US5303370A (en) * 1992-11-13 1994-04-12 Score Group, Inc. Anti-counterfeiting process using lenticular optics and color masking
US5291243A (en) 1993-02-05 1994-03-01 Xerox Corporation System for electronically printing plural-color tamper-resistant documents
US5841886A (en) 1993-11-18 1998-11-24 Digimarc Corporation Security system for photographic identification
US5568556A (en) * 1994-05-26 1996-10-22 Graph-It, Inc. System and method for encrypting sensitive information
US5708717A (en) * 1995-11-29 1998-01-13 Alasia; Alfred Digital anti-counterfeiting software method and apparatus
US5734752A (en) 1996-09-24 1998-03-31 Xerox Corporation Digital watermarking using stochastic screen patterns
US5790703A (en) 1997-01-21 1998-08-04 Xerox Corporation Digital watermarking using conjugate halftone screens
US6104812A (en) 1998-01-12 2000-08-15 Juratrade, Limited Anti-counterfeiting method and apparatus using digital screening
DE19812826C1 (de) 1998-03-24 2000-03-02 Fraunhofer Ges Forschung Verfahren zur Fälschungssicherung von Dokumenten mit einem Bild, vorzugsweise mit einem Paßbild
JP2000059771A (ja) * 1998-08-04 2000-02-25 Hitachi Ltd 画像撮像装置および画像データ利用システム
US7236596B2 (en) * 2000-02-07 2007-06-26 Mikos, Ltd. Digital imaging system for evidentiary use

Also Published As

Publication number Publication date
CA2407130A1 (en) 2001-10-25
CA2407130C (en) 2007-09-25
EP1355789A2 (en) 2003-10-29
WO2001080512A3 (en) 2003-08-14
US7046804B1 (en) 2006-05-16
WO2001080512A2 (en) 2001-10-25

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