Invention Grant
- Patent Title: Vibration generating device and display apparatus including the same
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Application No.: US17218620Application Date: 2021-03-31
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Publication No.: US11776519B2Publication Date: 2023-10-03
- Inventor: YuSeon Kho , Yong-Su Ham , YongWoo Lee
- Applicant: LG Display Co., Ltd.
- Applicant Address: KR Seoul
- Assignee: LG DISPLAY CO., LTD.
- Current Assignee: LG DISPLAY CO., LTD.
- Current Assignee Address: KR Seoul
- Agency: Morgan, Lewis & Bockius LLP
- Priority: KR 20200039505 2020.03.31
- Main IPC: G06F3/16
- IPC: G06F3/16 ; G06V40/12 ; G10K9/122 ; G06F1/16

Abstract:
A display apparatus includes a display panel displaying an image and a vibration generating device disposed on a rear surface of the display panel to vibrate the display panel. The vibration generating device includes a piezoelectric structure including a first region and a second region, the first region has a vibration characteristic of a first frequency, and the second region has a vibration characteristic of a second frequency which differs from the first frequency.
Public/Granted literature
- US20210304722A1 VIBRATION GENERATING DEVICE AND DISPLAY APPARATUS INCLUDING THE SAME Public/Granted day:2021-09-30
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