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TFT DISPLAY, OLED INTERFACE AND METHOD FOR DETECTING THE SPATIAL POSITION OF EXTREMITIES IN A SPATIAL REGION LOCATED IN FRONT OF THE DISPLAY

  • US 20130194519A1
  • Filed: 04/18/2011
  • Published: 08/01/2013
  • Est. Priority Date: 04/16/2010
  • Status: Active Grant
First Claim
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1. A liquid crystal (LC) display, comprising:

  • a first substrate layer,a first electrode structure, which comprises a plurality of pixel electrodes and is applied to the first substrate layer,a liquid crystal filling, anda second electrode structure that is designed as a whole area electrode layer and functions as counter electrode for the plurality of pixel electrodes,wherein the LC display is provided with a sensor device for detecting the finger or the hand of a user in a region located in front of the LC display thereby causing changes in an electric field,wherein the second electrode structure functions as the electric field providing electrode of this sensor device receiving an alternating voltage to generate said electric field.

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