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:
Apr. 28, 2015

Filed:

Mar. 10, 2011
Applicants:

Lew Goldberg, Fairfax, VA (US);

Christopher M. Mcintosh, Montclair, VA (US);

Inventors:

Lew Goldberg, Fairfax, VA (US);

Christopher M. McIntosh, Montclair, VA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 7/18 (2006.01); H04N 9/47 (2006.01); F41G 3/14 (2006.01); F41G 1/35 (2006.01);
U.S. Cl.
CPC ...
F41G 3/145 (2013.01); F41G 1/35 (2013.01);
Abstract

A novel eye-safe, long range laser pointer system for use in day or night conditions is described. The system uses a short pulse laser and a gated camera to detect the laser spot at long ranges in the presence of a strong solar background. The camera gate is synchronized with incident laser pulses using a separate large area, fast photodiode to detect the high peak power pulses. Alternately, gate synchronization using a GPS-disciplined clock can be used. Eye-safe systems operating in the near-UV or SWIR band are described.


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