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:
Jun. 11, 2019
Filed:
Jun. 21, 2017
Ping an Technology (Shenzhen) Co., Ltd., Shenzhen, CN;
PING AN TECHNOLOGY (SHENZHEN) CO., LTD., Shenzhen, CN;
Abstract
An indoor navigation method of a handheld terminal, which includes: after receiving an instruction, obtaining an image within a scope of a lens, performing analysis on a barcode of a barcode label in the image, obtaining identifier information of each barcode label, selecting color blocks from at least two barcode labels; calculating coordinates of each of the color blocks in a pixel coordinate system according to a position of each selected color block in the image; and calculating coordinates corresponding to each of the color blocks in a coordinate system on the basis of association data of identifier information of the barcode labels and coordinates of the color blocks in the coordinate system according to a barcode label at which each selected color block is located, and calculating coordinates of the handheld terminal in the coordinate system according to a coordinate calculation rule.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile