A sensor apparatus includes a sensor electrode provided on a base material; a shield electrode provided on the base material so as to surround an outer edge of the sensor electrode and configured to capacitively couple with the sensor electrode; a voltage circuit connected to the shield electrode and configured to output an AC voltage having a predetermined phase and a predetermined voltage; and a protection circuit including a first end part connected to a connection part between the voltage circuit and the shield electrode and a second end part connected to ground.
SENSOR APPARATUS
31.10.2024
Patent
Elektronische Ressource
Englisch