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. 04, 2025

Filed:

Apr. 30, 2021
Applicant:

Eta SA Manufacture Horlogère Suisse, Grenchen, CH;

Inventor:

Romain Besuchet, Yverdon-les-Bains, CH;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 17/38 (2006.01); G01C 17/28 (2006.01); G04B 47/06 (2006.01);
U.S. Cl.
CPC ...
G01C 17/38 (2013.01); G01C 17/28 (2013.01); G04B 47/065 (2013.01);
Abstract

A navigation instrument including an orientation angle calculation unit, in particular the first and second orientation angles, wherein the orientation angle calculation unit is configured to be able to determine the first and second orientation angles in a given order and also in reverse order; and wherein the calculation unit is arranged to be able to choose between said given order and said reverse order, to calculate the first and second orientation angles, based on a comparison between an indicator of a risk of error, quantifying a risk of instability of said unit during the determination of the first and second orientation angles, and a predetermined threshold.


Find Patent Forward Citations

Loading…