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:
Nov. 24, 2020

Filed:

Feb. 13, 2017
Applicant:

CM HK Limited, Fortress Hill, HK;

Inventors:

Yu-Kuen Tsai, Taipei, TW;

Ching-Lin Hsieh, Taipei, TW;

Chien-Chih Hsu, Taipei, TW;

Assignee:

CM HK LIMITED, Fortress Hill, HK;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 5/02 (2010.01); G01S 19/13 (2010.01); G01S 19/46 (2010.01); G01C 21/14 (2006.01); G01C 22/00 (2006.01); G01D 3/10 (2006.01); H04W 4/029 (2018.01);
U.S. Cl.
CPC ...
G01S 5/021 (2013.01); G01C 21/14 (2013.01); G01C 22/006 (2013.01); G01D 3/10 (2013.01); G01S 19/13 (2013.01); G01S 19/46 (2013.01); H04W 4/029 (2018.02);
Abstract

Hybrid positioning methods and electronic apparatuses are provided. A representative method includes: obtaining initial location information; computing initial moving information based upon the sensor readings; computing estimated location information based on the initial moving information and the initial location information; acquiring geographical location readings if a location update condition is satisfied; generating reference location information based on the geographical location readings acquired; comparing the estimated location information with the reference location information to obtain a deviation information; computing a calibrated moving information based on the estimated location information and the deviation information; and computing a calibrated location information based on the deviation information, calibrated moving information and the estimated location information.


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