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:
Jul. 31, 2012
Filed:
Apr. 16, 2008
Craig A. Tieman, Westfield, IN (US);
Lev M. Vitkin, Carmel, IN (US);
Fiean Liem, El Paso, TX (US);
Curtis Paul Houllion, El Paso, TX (US);
Craig A. Tieman, Westfield, IN (US);
Lev M. Vitkin, Carmel, IN (US);
Fiean Liem, El Paso, TX (US);
Curtis Paul Houllion, El Paso, TX (US);
Delphi Technologies, Inc., Troy, MI (US);
Abstract
An apparatus and method of determining bearing and distance measurements between a mobile device and an object using Rf based measurements. The mobile device communicates with a control in the object to determine the relative bearing between the mobile device and the object with respect to magnetic north and, optionally, the distance between the mobile device and the object. An indicator on the mobile device aid in directing s the user of the mobile device toward the object as the mobile device is moved relative to the object. The mobile device can be a key fob and the object can be a vehicle.