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Display with integrated touch screen and fingerprint sensor

  • US 10,101,851 B2
  • Filed: 05/09/2017
  • Issued: 10/16/2018
  • Est. Priority Date: 04/10/2012
  • Status: Active Grant
First Claim
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1. A display device comprising an integral touch screen and fingerprint sensor over the display and comprising:

  • a substrate;

    a driver chip;

    a bottom layer above the substrate and comprising a plurality of substantially parallel drive lines that are coupled to the driver chip;

    an OLED injector layer above the bottom layer;

    an OLED emissive layer above the OLED injector layer; and

    a top layer above the OLED emissive layer and comprising a plurality of substantially parallel pickup lines formed from transparent conductors,wherein the OLED emissive layer is in contact with the pickup lines,wherein each location where a pickup line overlaps a drive line forms a fingerprint sensor pixel, andwherein the touch screen comprises a high resolution touch screen and each individual pixel of the display device corresponds to an individual fingerprint sensor pixel.

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