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US 2024/0180776 A1Published application
Vibration device
AssigneeFoster Electric Company, Limited
InventorMasayuki Shibata
Life of this patent
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Abstract
A vibration device includes a voice coil type actuator that applies vibration to a human body, and a control unit that outputs a control signal, which is a composite wave obtained by combining plural sine waves having different frequencies so as to vibrate the voice coil type actuator in a vibration direction and in which a difference between frequencies of the plural sine waves is a specific frequency, to the voice coil type actuator.
Claims5
A vibration device comprising:
- a vibrating body that applies vibration to a human body;
- and
- a control unit that outputs a control signal to the vibrating body so as to vibrate the vibrating body according to the control signal, the control signal being a composite wave obtained by combining a plurality of sine waves having different frequencies, and a difference between frequencies of the plurality of sine waves being a specific frequency.
Dependencies are inferred from the claim text.