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:
May. 17, 2011

Filed:

Jan. 24, 2008
Applicants:

Robert D. Horning, Savage, MN (US);

Ryan Supino, Loretto, MN (US);

Alan B. Touchberry, St. Louis Park, MN (US);

Inventors:

Robert D. Horning, Savage, MN (US);

Ryan Supino, Loretto, MN (US);

Alan B. Touchberry, St. Louis Park, MN (US);

Assignee:

Honeywell International Inc., Morristown, NJ (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01H 3/14 (2006.01); H01H 3/02 (2006.01); H01H 35/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A ground contact switch system comprises a first object configured to contact a ground surface during a stride, and one or more switches coupled to the first object. An inertial measurement unit can be coupled to the first object. The one or more switches are configured to detect when the first object is at a stationary portion of the stride. The one or more switches can also be configured to send a signal to activate an error correction scheme for the inertial measurement unit.


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