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. 30, 2016

Filed:

Apr. 10, 2015
Applicant:

Bluflux Rf Technologies, Llc, Lousiville, CO (US);

Inventors:

Benjamin Russell Wilmhoff, Boulder, CO (US);

Andrew David Rowser, Boulder, CO (US);

Assignee:

BluFux RF TECHNOLOGIES, LLC, Louisville, CO (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 64/00 (2009.01); H04W 4/00 (2009.01); H04B 7/02 (2006.01);
U.S. Cl.
CPC ...
H04W 64/00 (2013.01); H04B 7/026 (2013.01); H04W 4/008 (2013.01);
Abstract

A method of determining a position of a mobile electronic device with respect to a beacon is provided. The beacon transmits three or more radio signals having unique identifiers in different directions within a plane. The method includes receiving the radio signals and determining the received signal strength of each of the received radio signals. The method also includes calculating signal strength difference values for pairs of the received radio signals and determining an azimuth of the mobile electronic device relative to the beacon based on the calculated signal strength difference values for the pairs.


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