Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Kyungyeol Ryu
YongGyoon Jang
YuSeon Kho
Chiwan Kim
Date of Patent
September 26, 2023
Patent Application Number
17463546
Date Filed
August 31, 2021
Patent Citations
...
Patent Primary Examiner
CPC Code
Patent 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.
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