发明名称 |
Polarizer based detector |
摘要 |
Apparatus and method for detecting strings attached to bills or other forms of payment in a currency validator. In one implementation a string fraud detection means uses polarized light to detect a string. In another implementation, polarized light and light in a different range of wavelengths are used to detect a string.
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申请公布号 |
US2002084406(A1) |
申请公布日期 |
2002.07.04 |
申请号 |
US20010000627 |
申请日期 |
2001.11.30 |
申请人 |
THAWLEY JEFFREY T.;ZOLADZ EDWARD M.;JARD PHILIPPE S.;DEAVILLE DAVID C.;BOUCHET BERNARD;DAOUT JEROME;CLAUSER ROBERT;NUNN MICHAEL D. |
发明人 |
THAWLEY JEFFREY T.;ZOLADZ EDWARD M.;JARD PHILIPPE S.;DEAVILLE DAVID C.;BOUCHET BERNARD;DAOUT JEROME;CLAUSER ROBERT;NUNN MICHAEL D. |
分类号 |
G02B27/28;G07D7/12;G07D11/00;G07F1/04;(IPC1-7):G02F1/01;G06K5/00;G06K11/00 |
主分类号 |
G02B27/28 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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