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User input apparatus, computer connected to user input apparatus, and control method for computer connected to user input apparatus, and storage medium

  • US 10,140,016 B2
  • Filed: 08/11/2015
  • Issued: 11/27/2018
  • Est. Priority Date: 05/21/2001
  • Status: Expired due to Fees
First Claim
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1. An information processing device comprising:

  • a display apparatus configured to display a graphical user interface;

    an input apparatus superposed on the display apparatus, the input apparatus including a plurality of first electrodes arranged along a first direction and a plurality of second electrodes arranged along a second direction different than the first direction, the first electrode is arranged to overlap a plurality of the second electrodes;

    a transmitter connected to the first electrodes and configured to supply first signals to at least one of the first electrodes sequentially in a scanning manner;

    a receiver connected to the second electrodes and configured to receive a second signal from at least one of the second electrodes, the second signal is altered according to a distance between an object and an intersection of a scanned first electrode and the second electrodes; and

    a central processing unit configured to execute an authentication procedure including a password input.

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