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Method for producing indicators and processing apparatus and system utilizing the indicators

  • US 20100072282A1
  • Filed: 11/20/2009
  • Published: 03/25/2010
  • Est. Priority Date: 01/11/2002
  • Status: Active Grant
First Claim
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1. A method for a user reading an image from a selected zone of a surface of an object with an electronic system, the method comprising:

  • mapping an indicator information to a graphical indicator that has a visually negligible size, the graphical indicator comprising a plurality of state zones for selectively respectively storing a plurality of graphical micro-units, and each of the state zones selecting a state from at least two candidate states;

    affixing the graphical indicator onto the surface of the object; and

    the electronic system retrieving the graphical indicator and outputting an additional information from the graphical indicator;

    wherein the surface of the object comprises a main information which overlaps and co-exists with the graphical micro-units are negligible when the user observes the main information;

    wherein each graphical micro-unit is printed in an ink that substantially absorbs infrared ray, and the main information is printed in an ink that hardly absorbs infrared ray.

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