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:
Aug. 19, 2014

Filed:

May. 17, 2012
Applicants:

Richard C. Carlson, Wauconda, IL (US);

Kurt A. Gunther, Round Lake Heights, IL (US);

Marc W. Cygnus, Mundelein, IL (US);

Inventors:

Richard C. Carlson, Wauconda, IL (US);

Kurt A. Gunther, Round Lake Heights, IL (US);

Marc W. Cygnus, Mundelein, IL (US);

Assignee:

Metrom Rail, LLC, Lake Zurich, IL (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05D 1/02 (2006.01); G06F 17/10 (2006.01); G06G 7/78 (2006.01); B61L 23/06 (2006.01); B61L 15/00 (2006.01); G08G 1/16 (2006.01); B61L 25/02 (2006.01); B61L 23/34 (2006.01);
U.S. Cl.
CPC ...
B61L 15/0027 (2013.01); B61L 23/06 (2013.01); B61L 2205/04 (2013.01); G08G 1/166 (2013.01); B61L 25/025 (2013.01); G08G 1/161 (2013.01); B61L 23/34 (2013.01);
Abstract

A collision avoidance system (CAS) is described that includes one or more sensor technologies, including, for example, an Ultra Wideband (UWB) sensing technology. The collision avoidance system is designed to reliably track the location and speed of vehicles and the distance between vehicles over a wide variety of track and terrain. The collision avoidance system may utilize information from a variety of sensor technologies to determine whether one or more vehicles violate speed and/or separation criteria, and may generate a warning.


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