Non-infrared-light recognition material implanted dot-matrix graphic and device for recognizing non-infrared-light recognition material implanted dot-matrix graphic

Non-infrared-light recognition material implanted dot-matrix graphic and device for recognizing non-infrared-light recognition material implanted dot-matrix graphic

CN
  • CN 103,927,571 A
  • Filed: 04/11/2014
  • Published: 07/16/2014
  • Est. Priority Date: 04/11/2014
  • Status: Active Application
First Claim
Patent Images

1. an implantation has non-infrared light to identify the dot pattern of material, the information point set that by least one group of diameter is 30~

  • 40 microns is arranged and is formed by rule, its useful area is not less than 3*3 square millimeter, described information point set comprises a plurality of infrared light information points by making and can be identified by infrared spectrum containing carbon coating, it is characterized in that, also comprise a plurality of non-infrared light information points of being identified by non-infrared spectrum, described infrared light information point and described non-infrared light information point are not overlapping each other.

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