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Registered 3-D optical thinfilm for remote identification

  • US 20090295585A1
  • Filed: 06/03/2008
  • Published: 12/03/2009
  • Est. Priority Date: 06/03/2008
  • Status: Active Grant
First Claim
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1. A system for determining the registry of transportation modalities, comprising:

  • a substrate carried by a transportation modality, said substrate having plural regions exhibiting plural light reflection properties,a scanning device for interrogating a transportation modality by directing an optical beam at the transportation modality, receiving reflected light from the substrate on said transportation modality, and determining coded values associated with said reflected light,a library of stored known values that represent known coded values,said coded values associated with said reflected light being compared with said library of values to determine if the scanned transportation modality is registered.

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