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公开(公告)号：US20240260475A1
公开(公告)日：2024-08-01
申请号：US18523351
申请日：2023-11-29
申请人： LG Display Co., Ltd.
发明人： YuSeon KHO , Wansoo LEE , Chiwan KIM , Sung-Eui SHIN , Minji KIM , Sungwook KO , Saewon KANG
IPC分类号： H10N30/20 , H10N30/03 , H10N30/071 , H10N30/098 , H10N30/87
CPC分类号： H10N30/20 , H10N30/03 , H10N30/071 , H10N30/098 , H10N30/875
摘要： Aspects of the present disclosure is directed to a vibration apparatus and an apparatus including the same, having directivity. In one example, a vibration apparatus includes a vibration part; a first electrode at a first surface of the vibration part; and a second electrode at a second surface different from the first surface of the vibration part, wherein the vibration part includes a piezoelectric portion and a supporting portion connected to the piezoelectric portion, and wherein a height of the supporting portion differs from a height of the piezoelectric portion.
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公开(公告)号：US20240176423A1
公开(公告)日：2024-05-30
申请号：US18381922
申请日：2023-10-19
申请人： LG Display Co., Ltd.
发明人： Saewon KANG , SeungRyull PARK , YuSeon KHO
CPC分类号： G06F3/016 , G06F3/0416 , G06F3/0443 , H04R1/028 , H04R17/00 , G06F2203/04105 , H04R2499/15
摘要： 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.
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