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:
Jan. 17, 2017
Filed:
Jul. 16, 2015
Fmr Llc, Boston, MA (US);
Suzanne K McDonough, Boston, MA (US);
Ashley Reichert, Boston, MA (US);
John McDonough, Boston, MA (US);
FMR LLC, Boston, MA (US);
Abstract
A computer-implemented method includes receiving a user identifier from a wireless tracking device that reads a user identifier article in proximity to the wireless tracking device; identifying a geographic location of the wireless tracking device; performing a look-up of a client device of the user; identifying first and second wireless routers that are positioned in the identified geographic location; transmitting, to the first router, a first request message to transmit to the client device of the user; transmitting, to the second router, a second request message to transmit to the client device; receiving, by the one or more computers from the first and second routers, reply messages transmitted by the client device; determining a geographic location of the client device; and verifying, based on the geographic location of the client device and the geographic location of the reader, that the user is in proximity to the client device.