Invention Grant
- Patent Title: Display apparatus
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Application No.: US17463546Application Date: 2021-08-31
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Publication No.: US11770656B2Publication Date: 2023-09-26
- Inventor: Chiwan Kim , Kyungyeol Ryu , YuSeon Kho , YongGyoon Jang
- 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 20190037500 2019.03.29
- Main IPC: H04R17/00
- IPC: H04R17/00 ; G06F3/01 ; H04R1/20 ; H10N30/80

Abstract:
A display apparatus includes: a display panel configured to display an image, and at least one vibration module on a rear surface of the display panel, the at least one vibration module including a piezoelectric composite layer including a plurality of sub-modules configured to vibrate the display panel, each of the plurality of sub-modules including: a plurality of first portions including a piezoelectric characteristic, and a plurality of second portions having flexibility, each of the plurality of second portions being between a respective pair of the plurality first portions, wherein the plurality of first portions in the respective sub-modules are arranged in a same direction or are partially arranged in different directions.
Public/Granted literature
- US20210400394A1 DISPLAY APPARATUS Public/Granted day:2021-12-23
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