Fluorescent barcode for identification

摘要

Identification marking systems and methods are disclosed. A symbolic surface cover comprises coded information. The symbolic surface cover shows a first image thereof in response to a first electromagnetic excitation and a second image thereof comprising the coded information in response to a second electromagnetic excitation.

主权项

1. An identification marking system comprising:
a symbolic surface cover comprising coded information, and operable to show:
a first image thereof in response to a first electromagnetic excitation; anda second image thereof comprising the coded information in response to a second electromagnetic excitation, and the symbolic surface cover comprising a plurality of particles comprising at least one particle type each comprising:
a coating material covering each particle and operable to reflect a reflected coating electromagnetic radiation in response to the first electromagnetic excitation, the first image comprising only the reflected coating electromagnetic radiation; andan inner material within the coating material and operable to reflect a reflected inner electromagnetic radiation in response to the second electromagnetic excitation, the second image comprising only the reflected inner electromagnetic radiation.