The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 23, 2025
Filed:
Apr. 11, 2024
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
Assignee:
LG DISPLAY CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/01 (2006.01); H10K 50/842 (2023.01); H10K 59/00 (2023.01); H10N 30/20 (2023.01); H10K 59/80 (2023.01);
U.S. Cl.
CPC ...
G06F 3/016 (2013.01); H10K 50/8426 (2023.02); H10K 59/00 (2023.02); H10N 30/204 (2023.02); H10K 59/8722 (2023.02); H10K 59/873 (2023.02);
Abstract
A display apparatus includes a display panel configured to display an image and a film actuator configured to vibrate the display panel. The film actuator may include a plurality of vibration generating devices configured with a composite film. The plurality of vibration generating devices may be configured to have different expansion coefficients from each other.