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:
Dec. 07, 2021

Filed:

Jun. 03, 2020
Applicant:

Tencent Technology (Shenzhen) Company Limited, Shenzhen, CN;

Inventors:

Kaitian Tan, Shenzhen, CN;

Yi Zhu, Shenzhen, CN;

Chang Liu, Shenzhen, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 16/23 (2019.01); H04W 4/029 (2018.01); G01C 21/08 (2006.01); G01C 21/20 (2006.01); H04W 4/33 (2018.01);
U.S. Cl.
CPC ...
G06F 16/23 (2019.01); G01C 21/08 (2013.01); G01C 21/206 (2013.01); H04W 4/029 (2018.02); H04W 4/33 (2018.02);
Abstract

Embodiments of present disclosure disclose a method for updating geomagnetic information performed at a computing device, which belong to the field of electronic technologies. The method includes: receiving target geomagnetic information and target location assistance information that are transmitted by a terminal during positioning; determining a target geographical location corresponding to the target location assistance information in a case that geomagnetic information corresponding to a current geographical location of the terminal is invalid; and updating geomagnetic information corresponding to the target geographical location according to the target geomagnetic information in a prestored correspondence between a geographical location and geomagnetic information. According to the embodiments of the present disclosure, efficiency of updating geomagnetic information can be improved.


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Tan, Kaitian. (2021). Method, apparatus and system for updating geomagnetic information (U.S. Patent No. 11194781). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11194781

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