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:
Sep. 17, 2019

Filed:

Jan. 26, 2016
Applicant:

Atlantic Inertial Systems Limited, Plymouth, Devon, GB;

Inventors:

John Keith Sheard, Plymouth Devon, GB;

Nicholas Mark Faulkner, Plymouth Devon, GB;

Assignee:

ATLANTIC INERTIAL SYSTEMS LIMITED, Plymouth, Devon, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 21/16 (2006.01); G01C 25/00 (2006.01); G01C 23/00 (2006.01);
U.S. Cl.
CPC ...
G01C 21/16 (2013.01); G01C 25/005 (2013.01); G01C 23/00 (2013.01);
Abstract

A method of compensating for signal error is described, comprising: receiving a first signal from a first sensor, said first signal indicative of a movement characteristic; applying an error compensation to said first signal to produce an output signal; applying a variable gain factor to said error compensation; receiving a second signal from a second sensor indicative of said movement characteristic; wherein said error compensation is calculated using the difference between said output signal and said second signal, and said variable gain factor is calculated using said first signal.


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