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:
Sep. 25, 2018
Boe Technology Group Co., Ltd., Beijing, CN;
Cheng Liu, Beijing, CN;
Changlin Leng, Beijing, CN;
BOE Technology Group Co., Ltd., Beijing, CN;
Abstract
A positioning method includes determining a positioning coordinate (x,y,z) of a positioning device in a scene coordinate system o-xyz based on one or a combination of (1) an estimated coordinate (x,y,z) of the positioning device in the scene coordinate system o-xyz; and (2) positions of image objects of one or more reference illumination sources of a plurality of illumination sources in a scene image, fixed coordinate positions (x, y, z) of the one or more reference illumination sources of the plurality of illumination sources in the scene coordinate system o-xyz, and an included angle α between an x-axis of the scene coordinate system o-xyz and an x'-axis of a positioning device coordinate system o′-x′y′z′.