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:
Dec. 04, 2012
Filed:
May. 20, 2008
Alfonso R. Navarro, Jr., Manchester, NH (US);
Frederic S. Boericke, Ii, Mount Vernon, NH (US);
Kenneth D. Rolt, Westford, MA (US);
Stephen G. Boucher, Amherst, NH (US);
Roger H. Tancrell, Wilmington, MA (US);
Alfonso R. Navarro, Jr., Manchester, NH (US);
Frederic S. Boericke, II, Mount Vernon, NH (US);
Kenneth D. Rolt, Westford, MA (US);
Stephen G. Boucher, Amherst, NH (US);
Roger H. Tancrell, Wilmington, MA (US);
Airmar Technology Corporation, Milford, NH (US);
Abstract
In one embodiment a method and corresponding apparatus are arranged to determine an accurate device heading by continuously combining an average magnetic heading with the compensated inertial heading. The example embodiment obtains the compensated inertial heading by compensating for a time delay of an inertial heading.