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:
Aug. 16, 2022
Filed:
May. 17, 2019
Applicant:
Boe Technology Group Co., Ltd., Beijing, CN;
Assignee:
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Primary Examiner:
Int. Cl.
CPC ...
G09G 5/00 (2006.01); H01L 41/113 (2006.01); H01L 41/047 (2006.01); G06F 3/041 (2006.01); G06V 40/13 (2022.01);
U.S. Cl.
CPC ...
H01L 41/1132 (2013.01); H01L 41/0472 (2013.01); H01L 41/0477 (2013.01); G06F 3/0412 (2013.01); G06V 40/1306 (2022.01);
Abstract
The embodiments of the present disclosure disclose an ultrasonic sensor, a manufacturing method thereof, and a display device. The ultrasonic sensor includes a substrate and at least one sensor component located on the substrate. The sensor component includes a first electrode, a second electrode, and a piezoelectric layer located between the first electrode and the second electrode. The substrate is provided with a groove on a side close to the sensor component, and the orthographic projection of the piezoelectric layer on the substrate has a portion overlapping with a region of the groove in the substrate.