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:
Oct. 16, 2018
Filed:
May. 01, 2015
Applicant:
GM Global Technology Operations Llc, Detroit, MI (US);
Inventors:
Moshe Laifenfeld, Haifa, IL;
Vyacheslav Berezin, Newmarket, CA;
Igal Kotzer, Tel-Aviv, IL;
Kobi Jacob Scheim, Pardess Hanna, IL;
Assignee:
GM Global Technology Operations LLC, Detroit, MI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01S 5/02 (2010.01); G01S 5/14 (2006.01); G01S 5/00 (2006.01);
U.S. Cl.
CPC ...
G01S 5/0284 (2013.01); G01S 5/14 (2013.01);
Abstract
A system and method of locating a key fob with respect to a vehicle includes: detecting short-range wireless signals communicated between the key fob and a plurality of nodes at the vehicle using an IEEE 802.11 protocol; calculating the distance of the key fob relative to each of the nodes attached to the vehicle based on the detected short-range wireless signal; and determining the location of the key fob based on the distance of the key fob relative to each of the nodes.