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:
Dec. 10, 2019
Filed:
Sep. 29, 2017
Barry Stout, Beverly, MA (US);
Henry Feil, Unterhaching, DE;
Barry Stout, Beverly, MA (US);
Henry Feil, Unterhaching, DE;
OSRAM SYLVNAIA Inc., Wilmington, MA (US);
Abstract
Various implementations disclosed herein include a method of providing indoor navigation services. The method may include transmitting, via light-based communication (LCom) signals by each of a first plurality of luminaires, identifiers assigned to each of the plurality of luminaires, and transmitting, via LCom signals by a second plurality of luminaires, mapping information associating the identifiers of each of the first plurality of luminaires with a location of each of the first plurality of luminaires. The first plurality of luminaires may transmit the LCom signals towards the ground of an indoor environment while the second plurality of luminaires may transmit the LCom signals towards the ceiling of the indoor environment and are reflected downwards.