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:
May. 24, 2022
Filed:
May. 31, 2019
Boe Technology Group Co., Ltd., Beijing, CN;
Hong Wang, Beijing, CN;
Changlin Leng, Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
An acceleration measuring device includes a housing with an inner cavity, a reference substance disposed in the inner cavity, an elastic supporting member connected between the bottom portion of the inner cavity and the reference substance, a light source secured to a side of the reference substance, a lens secured to the reference substance that is positioned at a side of the light source away from the reference substance, an image sensor at a top portion of the inner cavity and located at a side of the lens away from the reference substance for receiving light emitted by the light source and scattered by the lens, and a processor configured to calculate displacement information of the reference substance in a vertical direction according to light received by the image sensor, and calculate an acceleration of the reference substance according to the displacement information.