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:
Feb. 21, 2017

Filed:

Mar. 02, 2012
Applicants:

Jiyoon Chung, Aurora, CO (US);

Jeremy G. Dunne, Parker, CO (US);

Inventors:

Jiyoon Chung, Aurora, CO (US);

Jeremy G. Dunne, Parker, CO (US);

Assignees:

Laser Technology, Inc., Centennial, CO (US);

Kama-Tech (HK) Limited, Tsim Sha Tsui, Hong Kong, CN;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01C 3/08 (2006.01); G08G 1/052 (2006.01); G01P 3/68 (2006.01); G01S 17/58 (2006.01); G01S 17/88 (2006.01); G01S 7/481 (2006.01);
U.S. Cl.
CPC ...
G08G 1/052 (2013.01); G01P 3/68 (2013.01); G01S 7/481 (2013.01); G01S 17/58 (2013.01); G01S 17/88 (2013.01);
Abstract

A system and method for monitoring vehicular traffic with a laser rangefinding and speed measurement device utilizing a shaped divergent laser beam pattern. In accordance with the present invention, a traffic monitoring device is disclosed which comprises a light emitting diode having a die element producing an asymmetric beam pattern, an aperture for at least partially precluding some portion of the beam pattern in a first direction while allowing the beam pattern in a second orthogonal direction to pass therethrough and a lens associated with the aperture for causing the laser beam exiting the aperture to diverge providing a cone-like beam of laser energy.


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