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.

Date of Patent:
Nov. 22, 2016

Filed:

Dec. 30, 2015
Applicant:

Thales Canada Inc, Toronto, Ontario, CA;

Inventors:

Carl Schwellnus, York, CA;

Colin Bantin, Oakville, CA;

Assignee:

Thales Canada Inc, Toronto, Ontario, CA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B61L 25/00 (2006.01); B61L 25/02 (2006.01); B61L 3/12 (2006.01); B61L 25/04 (2006.01);
U.S. Cl.
CPC ...
B61L 25/026 (2013.01); B61L 3/121 (2013.01); B61L 25/02 (2013.01); B61L 25/023 (2013.01); B61L 25/025 (2013.01); B61L 25/04 (2013.01);
Abstract

A method of determining a position of a vehicle on a guideway includes detecting a position of the vehicle relative to a first reflective positioning element along the guideway. The method also includes detecting a unique identification code of a transponder along the guideway, wherein the transponder is located a first known distance along the guideway from the first reflective positioning element. The method further includes determining the position of the vehicle, using a position determining system, based on a modulated reflection signal received from the transponder, a first non-modulated reflection signal received from the first reflective positioning element, and the first known distance.


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