AU770214B2 - Optically-based methods and apparatus for sorting, coding, and authentication using a narrowband emission gain medium - Google Patents

Optically-based methods and apparatus for sorting, coding, and authentication using a narrowband emission gain medium Download PDF

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Publication number
AU770214B2
AU770214B2 AU24089/00A AU2408900A AU770214B2 AU 770214 B2 AU770214 B2 AU 770214B2 AU 24089/00 A AU24089/00 A AU 24089/00A AU 2408900 A AU2408900 A AU 2408900A AU 770214 B2 AU770214 B2 AU 770214B2
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Australia
Prior art keywords
document
emission
wavelength
security
comprised
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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.)
Ceased
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AU24089/00A
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English (en)
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AU2408900A (en
Inventor
Nabil M. Lawandy
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Spectra Systems Corp
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Spectra Systems Corp
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Publication of AU2408900A publication Critical patent/AU2408900A/en
Assigned to SPECTRA SYSTEMS CORPORATION reassignment SPECTRA SYSTEMS CORPORATION Amend patent request/document other than specification (104) Assignors: SPECTRA SCIENCE CORPORATION
Application granted granted Critical
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Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/06—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using wave or particle radiation
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/06—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using wave or particle radiation
    • G07D7/12—Visible light, infrared or ultraviolet radiation
    • G07D7/1205—Testing spectral properties

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Credit Cards Or The Like (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Sorting Of Articles (AREA)
  • Holo Graphy (AREA)
  • Reinforced Plastic Materials (AREA)
  • Discharge Of Articles From Conveyors (AREA)
  • Preliminary Treatment Of Fibers (AREA)
AU24089/00A 1999-02-08 2000-01-07 Optically-based methods and apparatus for sorting, coding, and authentication using a narrowband emission gain medium Ceased AU770214B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/246,818 US6552290B1 (en) 1999-02-08 1999-02-08 Optically-based methods and apparatus for performing sorting coding and authentication using a gain medium that provides a narrowband emission
US09/246818 1999-02-08
PCT/US2000/000412 WO2000046742A1 (en) 1999-02-08 2000-01-07 Optically-based methods and apparatus for sorting, coding, and authentication using a narrowband emission gain medium

Publications (2)

Publication Number Publication Date
AU2408900A AU2408900A (en) 2000-08-25
AU770214B2 true AU770214B2 (en) 2004-02-19

Family

ID=22932352

Family Applications (1)

Application Number Title Priority Date Filing Date
AU24089/00A Ceased AU770214B2 (en) 1999-02-08 2000-01-07 Optically-based methods and apparatus for sorting, coding, and authentication using a narrowband emission gain medium

Country Status (18)

Country Link
US (2) US6552290B1 (https=)
EP (1) EP1222616B1 (https=)
JP (2) JP2002536214A (https=)
KR (1) KR20010101808A (https=)
CN (1) CN1351731A (https=)
AT (1) ATE502352T1 (https=)
AU (1) AU770214B2 (https=)
BR (1) BR0008085A (https=)
CA (1) CA2361417C (https=)
CY (1) CY1111395T1 (https=)
DE (2) DE60045741D1 (https=)
DK (1) DK1222616T3 (https=)
ES (1) ES2360033T3 (https=)
IL (1) IL144791A0 (https=)
MX (1) MXPA01008040A (https=)
PT (1) PT1222616E (https=)
WO (1) WO2000046742A1 (https=)
ZA (1) ZA200106400B (https=)

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Also Published As

Publication number Publication date
DE60045741D1 (de) 2011-04-28
MXPA01008040A (es) 2003-07-14
CA2361417C (en) 2009-11-17
ATE502352T1 (de) 2011-04-15
US6832783B2 (en) 2004-12-21
EP1222616B1 (en) 2011-03-16
KR20010101808A (ko) 2001-11-14
US20030108074A1 (en) 2003-06-12
CN1351731A (zh) 2002-05-29
BR0008085A (pt) 2001-11-06
EP1222616A4 (en) 2005-07-06
JP2002536214A (ja) 2002-10-29
US6552290B1 (en) 2003-04-22
AU2408900A (en) 2000-08-25
PT1222616E (pt) 2011-06-01
DK1222616T3 (da) 2011-06-06
ES2360033T3 (es) 2011-05-31
WO2000046742A1 (en) 2000-08-10
DE1222616T1 (de) 2003-03-20
CA2361417A1 (en) 2000-08-10
JP2010267285A (ja) 2010-11-25
CY1111395T1 (el) 2015-08-05
IL144791A0 (en) 2002-06-30
EP1222616A1 (en) 2002-07-17
ZA200106400B (en) 2002-09-03

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Legal Events

Date Code Title Description
TC Change of applicant's name (sec. 104)

Owner name: SPECTRA SYSTEMS CORPORATION

Free format text: FORMER NAME: SPECTRA SCIENCE CORPORATION

FGA Letters patent sealed or granted (standard patent)