Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yong-Su Ham0
YongWoo Lee0
YuSeon Kho0
Date of Patent
June 4, 2024
0Patent Application Number
171119800
Date Filed
December 4, 2020
0Patent Citations
Patent Primary Examiner
Patent abstract
A display apparatus includes a display panel configured to display an image and a plurality of vibration generating devices configured to vibrate the display panel. Each of the plurality of vibration generating devices includes a plurality of first portions having a piezoelectric characteristic and a plurality of second portions disposed near the plurality of first portions to have an expansion coefficient, and the plurality of vibration generating devices have different expansion coefficients.
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