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.
Patent No.:
Date of Patent:
Feb. 09, 2021
Filed:
Jul. 23, 2019
Applicant:
Honeywell International Inc., Morris Plains, NJ (US);
Inventors:
Glen A. Sanders, Scottsdale, AZ (US);
Lee K. Strandjord, Tonka Bay, MN (US);
Tiequn Qiu, Glendale, AZ (US);
Marc Smiciklas, Phoenix, AZ (US);
Norman Gerard Tarleton, Glendale, AZ (US);
Assignee:
Honeywell International Inc., Charlotte, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 19/72 (2006.01);
U.S. Cl.
CPC ...
G01C 19/721 (2013.01); G01C 19/72 (2013.01); G01C 19/726 (2013.01); G01C 19/727 (2013.01);
Abstract
Techniques are provided for correcting for time varying changes to a gyroscope incorporating a resonator and/or to an environment in which the gyroscope is located, and which affect the resonator. Free spectral range of the gyroscope, which varies with such changes, is determined and is used to correct at least one of gyroscope bias and scale factor.