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.

Date of Patent:
Mar. 24, 2020

Filed:

Apr. 30, 2018
Applicant:

Htc Corporation, Taoyuan, TW;

Inventors:

Yuan-Tung Chen, Taoyuan, TW;

Shing-Chiao Yeh, Taoyuan, TW;

Po-I Wu, Taoyuan, TW;

Heng Ding, Taoyuan, TW;

Kun-Chun Tsai, Taoyuan, TW;

Assignee:

HTC Corporation, Taoyuan, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2006.01); G06T 7/73 (2017.01); G01S 5/00 (2006.01); G01C 21/20 (2006.01); G06T 7/579 (2017.01); G01S 5/16 (2006.01); G06K 9/46 (2006.01); G06T 7/246 (2017.01); G06K 9/62 (2006.01);
U.S. Cl.
CPC ...
G06T 7/74 (2017.01); G01C 21/20 (2013.01); G01S 5/009 (2013.01); G01S 5/0072 (2013.01); G01S 5/16 (2013.01); G06K 9/00 (2013.01); G06K 9/00979 (2013.01); G06K 9/4604 (2013.01); G06K 9/6211 (2013.01); G06T 7/251 (2017.01); G06T 7/579 (2017.01); G06T 7/75 (2017.01); G06T 2207/10028 (2013.01); G06T 2207/30244 (2013.01);
Abstract

A tracking system and a method thereof are provided in this disclosure. The tracking method includes steps of: capturing first images of the physical environment by a first electronic device; extracting a plurality of first feature points from the first images; generating a plurality of map points according to the extracted first feature points; building a map of the physical environment according to the map points by the first electronic device; capturing a second image of the physical environment by a second electronic device; extracting second feature points of the second image and transmitting the second feature points to the first electronic device; and estimating a pose of the second electronic device according to the map and the received second feature points by the first electronic device.


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