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:
Oct. 14, 2025

Filed:

Dec. 21, 2020
Applicant:

Stmicroelectronics S.r.l., Agrate Brianza, IT;

Inventors:

Nicola Matteo Palella, Rivolta d'adda, IT;

Leonardo Colombo, Lecco, IT;

Assignee:

STMicroelectronics S.r.l., Agrate Brianza, IT;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 21/16 (2006.01); G01C 5/06 (2006.01); G01C 25/00 (2006.01); G01S 19/47 (2010.01);
U.S. Cl.
CPC ...
G01C 21/165 (2013.01); G01C 5/06 (2013.01); G01C 25/00 (2013.01); G01S 19/47 (2013.01);
Abstract

A method for providing navigation information by a navigation sensing device including an absolute positioning source providing three-dimensional absolute position data including an absolute altitude value, an Inertial Measurement Unit providing inertial data, in particular accelerations and angular rates, and a barometer sensor providing a pressure measurement. The method includes processing the inertial data and the absolute position data to obtain two-dimensional position information, in particular longitude and latitude, and processing the pressure measurement and the absolute position data to obtain an altitude estimate.


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