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:
Mar. 05, 2013
Filed:
Jun. 28, 2007
Shwetak N. Patel, Atlanta, GA (US);
Khai N. Truong, Atlanta, GA (US);
Gregory D. Abowd, Atlanta, GA (US);
Thomas Robertson, Atlanta, GA (US);
Matthew S. Reynolds, Atlanta, GA (US);
Shwetak N. Patel, Atlanta, GA (US);
Khai N. Truong, Atlanta, GA (US);
Gregory D. Abowd, Atlanta, GA (US);
Thomas Robertson, Atlanta, GA (US);
Matthew S. Reynolds, Atlanta, GA (US);
Georgia Tech Research Corporation, Atlanta, GA (US);
Abstract
Disclosed is an indoor location system that uses an electrical power line, power line signal injection devices, and portable position receivers (tags) to generate location data relating to positions of the tags in a structure such as a residence or business. The indoor location system fingerprinting of multiple signals transmitted along the power line to achieve sub-room-level localization of the positioning receivers. Details regarding power line positioning are described along with how it compares favorably to other fingerprinting techniques.