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:
Nov. 19, 2013
Filed:
Sep. 02, 2010
Premal Ashar, Mountain View, CA (US);
Tanuj Mohan, Mountain View, CA (US);
David Perkins, Mountian View, CA (US);
Jonathan Golding, Los Altos Hills, CA (US);
Premal Ashar, Mountain View, CA (US);
Tanuj Mohan, Mountain View, CA (US);
David Perkins, Mountian View, CA (US);
Jonathan Golding, Los Altos Hills, CA (US);
enLighted, Inc., Sunnyvale, CA (US);
Abstract
An apparatus and method of deducing building floor plan information are disclosed. One method includes changing an intensity of light generated from a plurality of lights within a building. A plurality of light sensors senses an intensity of light received from at least one of the plurality of lights. A distance between at least one light sensor and at least one of the plurality of lights is estimated based on the sensed intensity of light.