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DERMATOGLYPHICS DATA ACQUISITION DEVICE, ACQUISITION METHOD THEREOF AND DISPLAY DEVICE

  • US 20200134290A1
  • Filed: 12/31/2019
  • Published: 04/30/2020
  • Est. Priority Date: 06/01/2015
  • Status: Active Grant
First Claim
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1. A dermatoglyphics data acquisition device, comprising:

  • a capacitive touch control circuit, configured to detect a touch region of a dermatoglyphics on a touch device;

    a controller, configured to select a touch center region in the touch region and select a characteristic region in the touch center region, according to a signal amount distribution of a touch signal generated by dermatoglyphics contact in the touch region, and determine the characteristic region as a dermatoglyphics scan region; and

    a dermatoglyphics identification circuit, configured to scan a dermatoglyphics in the dermatoglyphics scan region and generate a dermatoglyphics data.

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