Input detection device and electronic device
AssigneeJapan Display Inc.
InventorTadayoshi Katsuta
Life of this patent
Estimating the term…
Abstract
An input detection device includes: a plurality of drive electrodes each of which includes a first end and a second end; a first scanner circuit and a second scanner circuit which select the first ends of the plurality of drive electrodes; a third scanner circuit and a fourth scanner circuit which select the second ends of the plurality of drive electrodes; and a controller which supplies a first drive voltage to the first end of a first drive electrode and to the second end of a second drive electrode and supplies a second drive voltage different from the first drive voltage to the second end of the first drive electrode and to the first end of the second drive electrode via the first scanner circuit, the second scanner circuit, the third scanner circuit, and the fourth scanner circuit.
Claims20
An input detection device comprising:
- a plurality of drive electrodes each having a first end and a second end, the plurality of drive electrodes including a first drive electrode and a second drive electrode;
- a first scanner circuit configured to select a first end of the second drive electrode among the drive electrodes;
- a second scanner circuit configured to select a first end of the first drive electrode among the drive electrodes;
- a third scanner circuit configured to select a second end of the first drive electrode;
- a fourth scanner circuit configured to select a second end of the second drive electrode;
- and
- a controller configured to control to
- supply a first drive voltage to the first end of the first drive electrode and to the second end of the second drive electrode, and
- supply a second drive voltage different from the first drive voltage to the second end of the first drive electrode and to the first end of the second drive electrode.
An electronic device comprising:
- an input detection device including:
- a plurality of drive electrodes each having a first end and a second end, the plurality of drive electrodes including a first drive electrode and a second drive electrode;
- a first scanner circuit configured to select a first end of the second drive electrode among the drive electrodes;
- a second scanner circuit configured to select a first end of the first drive electrode among the drive electrodes;
- a third scanner circuit configured to select a second end of the first drive electrode;
- a fourth scanner circuit configured to select a second end of the second drive electrode;
- and
- a controller configured to control to
- supply a first drive voltage to the first end of a the first drive electrode and to the second end of a the second drive electrode, and
- supply a second drive voltage different from the first drive voltage to the second end of the first drive electrode and to the first end of the second drive electrode.
Dependencies are inferred from the claim text.