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:
Nov. 05, 2013

Filed:

Jul. 17, 2008
Applicants:

Yang Zhao, Andover, MA (US);

Jin Liang, Southborough, MA (US);

Inventors:

Yang Zhao, Andover, MA (US);

Jin Liang, Southborough, MA (US);

Assignee:

Memsic, Inc., Andover, MA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01M 17/00 (2006.01); G01C 21/26 (2006.01);
U.S. Cl.
CPC ...
G01C 21/26 (2013.01);
Abstract

A device, system, and method for generating location and path-map data for displaying a location and path-map is disclosed. The device includes a first set of sensors for generating a plurality of first data signals with respect to an attitude of an object; a second set of sensors for generating a plurality of second data signals with respect to the attitude of the object; an imaging device for generating a plurality of third data signals that include a most significant feature, which is disposed in at least two images of the imaging device; and at least one processing device that is adapted to calculate a heading direction (bearing) of the device using the plurality of first data signals and the plurality of second data signals; to calculate a distance traveled along the heading direction using the plurality of third data signals; and to translate the calculated heading direction and calculated distance traveled into a leg or portion of a leg of a path-map for visual display on a two- or three-dimensional system.


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