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 therefromInfo
- 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
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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Image Processing (AREA)
- Editing Of Facsimile Originals (AREA)
- Accessory Devices And Overall Control Thereof (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/553,454 | 2000-04-19 | ||
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 |
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 (en) |
EP (1) | EP1355789A2 (en) |
AU (1) | AU2001252072A1 (en) |
CA (1) | CA2407130C (en) |
WO (1) | WO2001080512A2 (en) |
Families Citing this family (14)
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 |
CN1726507A (en) * | 2002-12-16 | 2006-01-25 | 皇家飞利浦电子股份有限公司 | Authentication system with visual encryption using polarisation of light |
JP4823890B2 (en) * | 2003-03-06 | 2011-11-24 | ディジマーク コーポレイション | Document authentication method |
RU2344054C2 (en) | 2003-07-07 | 2009-01-20 | Коммонвелс Сайнтифик Энд Индастриал Рисеч Организейшен | Method of coding latent image |
US20050041846A1 (en) * | 2003-08-19 | 2005-02-24 | Chen Shih Ping | Document counterfeit protection mechanism |
US7421581B2 (en) | 2003-09-30 | 2008-09-02 | Graphic Security Systems Corporation | Method and system for controlling encoded image production |
US7386177B2 (en) | 2003-09-30 | 2008-06-10 | Graphic Security Systems Corp. | Method and system for encoding images using encoding parameters from multiple sources |
US7630513B2 (en) | 2004-04-26 | 2009-12-08 | Graphic Security Systems Corporation | System and method for network-based object authentication |
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 |
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 |
MX2013004043A (en) | 2010-10-11 | 2013-10-03 | Graphic Security Systems Corp | 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)
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 (en) | 1960-07-26 | 1965-09-30 | Teleregister Corp | Method and apparatus for producing a composite, encrypted representation of a recording |
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 (en) | 1981-05-27 | 1989-08-14 | Ca Atomic Energy Ltd | SETTING TO DISPOSE IOD FROM A GAS PHASE CONTAINING ORGANIC IODIDES |
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 (en) | 1998-03-24 | 2000-03-02 | Fraunhofer Ges Forschung | Method for securing documents against forgery with an image, preferably with a passport image |
JP2000059771A (en) * | 1998-08-04 | 2000-02-25 | Hitachi Ltd | Image-pickup device and image data utilizing system |
US7236596B2 (en) * | 2000-02-07 | 2007-06-26 | Mikos, Ltd. | Digital imaging system for evidentiary use |
-
2000
- 2000-04-19 US US09/553,454 patent/US7046804B1/en not_active Expired - Lifetime
-
2001
- 2001-04-17 CA CA002407130A patent/CA2407130C/en not_active Expired - Fee Related
- 2001-04-17 EP EP01925250A patent/EP1355789A2/en not_active Withdrawn
- 2001-04-17 AU AU2001252072A patent/AU2001252072A1/en not_active Abandoned
- 2001-04-17 WO PCT/CA2001/000525 patent/WO2001080512A2/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
EP1355789A2 (en) | 2003-10-29 |
CA2407130A1 (en) | 2001-10-25 |
US7046804B1 (en) | 2006-05-16 |
CA2407130C (en) | 2007-09-25 |
WO2001080512A3 (en) | 2003-08-14 |
WO2001080512A2 (en) | 2001-10-25 |
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