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. 21, 2021
Filed:
Nov. 19, 2019
Applicant:
Guangdong Virtual Reality Technology Co., Ltd., Guangzhou, CN;
Inventors:
Assignee:
GUANGDONG VIRTUAL REALITY TECHNOLOGY CO., LTD., Guangzhou, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 7/73 (2017.01); G01C 19/32 (2006.01); G01C 19/34 (2006.01); G06F 1/16 (2006.01);
U.S. Cl.
CPC ...
G06T 7/73 (2017.01); G01C 19/32 (2013.01); G01C 19/34 (2013.01); G06F 1/1694 (2013.01); G06T 2207/30204 (2013.01);
Abstract
A method of device tracking is provided. Based on a captured image containing a marker, first spatial position is acquired. Based on a captured image of a scene, second spatial position is acquired. Based on at least one of the first spatial position and the second spatial position, a terminal device may be positioned and tracked.