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:
Jul. 18, 2017
Filed:
Dec. 28, 2015
Applicant:
Wisconsin Alumni Research Foundation, Madison, WI (US);
Inventors:
Xinyu Zhang, Madison, WI (US);
Suman Banerjee, Madison, WI (US);
Jialiang Zhang, Madison, WI (US);
Chi Zhang, Madison, WI (US);
Assignee:
Wisconsin Alumni Research Foundation, Madison, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 10/00 (2013.01); H04B 10/116 (2013.01); H04W 4/02 (2009.01);
U.S. Cl.
CPC ...
H04B 10/116 (2013.01); H04W 4/023 (2013.01); H04W 4/026 (2013.01);
Abstract
A visible light communication system identifies the location of a mobile device using light intensities corrected by mobile device orientation. This location can be used to generate a dynamic cluster of visible light transmitters about the mobile device providing improved 'handoff' between transmitters and reduced shadowing.