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:
Aug. 21, 2012

Filed:

Aug. 22, 2008
Applicants:

Sean Barbeau, Tampa, FL (US);

Philip L. Winters, Tampa, FL (US);

Rafael Perez, Temple Terrace, FL (US);

Miguel Labrador, Tampa, FL (US);

Nevine Georggi, Valrico, FL (US);

Inventors:

Sean Barbeau, Tampa, FL (US);

Philip L. Winters, Tampa, FL (US);

Rafael Perez, Temple Terrace, FL (US);

Miguel Labrador, Tampa, FL (US);

Nevine Georggi, Valrico, FL (US);

Assignee:

University of South Florida, Tampa, FL (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01C 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Provided is a critical point method used to determine the points of a real-time stream of location data, such as Global Positioning System (GPS) data, that should be retained based on their importance in reconstructing the travel path of a mobile device. The method may run on a mobile device or on a server. When run on a mobile device, the method reduces the amount of data transferred between mediums by only transferring points that are critical to reconstructing the path of travel of the mobile device. This reduction saves power used in the wireless transmission and reception of the non-critical data and the bandwidth used while transmitting non-critical data. The method may be run every time a new position is calculated. When a new position is determined to be a critical point, the point is transmitted. If the new position is not a critical point, then the point is discarded.


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