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US 12,223,112 B2Granted
Display apparatus
AssigneeLG Display Co., Ltd.
InventorsSaewon Kang, SeungRyull Park, YuSeon Kho
Life of this patent
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Abstract
A display apparatus is provided, and the display apparatus includes a display member having a plurality of pixels configured to display an image, and a vibration apparatus configured to vibrate the display member based on a haptic driving signal. The haptic driving signal includes a texture signal and an ultrasonic signal. Accordingly, the display apparatus can provide a user with a tactile feedback including a virtual texture.
Claims29
A display apparatus, comprising:
- a display member including a plurality of pixels configured to display an image;
- and
- a vibration apparatus configured to vibrate the display member based on a haptic driving signal,
- wherein the haptic driving signal comprises a texture signal and an ultrasonic signal, and
- wherein the haptic driving signal is generated by an amplitude modulation of the ultrasonic signal based on the texture signal.
2 more elements
Dependencies are inferred from the claim text.