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METHOD OF PROVIDING ADDITIONAL INFORMATION ON EACH OBJECT WITHIN IMAGE BY DIGITAL INFORMATION DISPLAY DEVICE, DIGITAL INFORMATION DISPLAY DEVICE FOR THE SAME, AND VISIBLE LIGHT COMMUNICATION TERMINAL FOR RECEIVING ADDITIONAL INFORMATION

  • US 20130208027A1
  • Filed: 02/08/2013
  • Published: 08/15/2013
  • Est. Priority Date: 02/10/2012
  • Status: Active Grant
First Claim
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1. A digital information display device for providing additional information on each object within an image, the digital information display device comprising:

  • a display unit for outputting an image including at least one object;

    a back light unit including a plurality of light sources located in a back surface of the display unit;

    a controller for configuring a basic frame, the basic frame including all additional information on each object, and for allocating a transmission position for each object, the transmission position being a respective location in the basic frame where additional information on each object is respectively transmitted; and

    a back light unit driver for controlling the back light unit such that the basic frame is transmitted in a visible light form through all of the plurality of light sources of the back light unit and the transmission position is transmitted through at least one light source corresponding to each object.

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