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. 18, 2015

Filed:

Feb. 19, 2014
Applicant:

Raytheon Company, Waltham, MA (US);

Inventors:

Kenn S. Bates, Lakewood, CA (US);

Robert L. Peirce, Torrance, CA (US);

Assignee:

Raytheon Company, Waltham, MA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 7/486 (2006.01); G01C 3/08 (2006.01); G01S 7/497 (2006.01); G01S 17/08 (2006.01); G01S 17/10 (2006.01);
U.S. Cl.
CPC ...
G01S 7/497 (2013.01); G01S 17/08 (2013.01); G01S 7/4865 (2013.01); G01S 17/102 (2013.01);
Abstract

A method of testing a Laser Detection and Ranging (LADAR) or LIght Detection And Ranging (LiDAR) system includes receiving an input signal from the LADAR/LiDAR and triggering light/laser sources to output pulses. The method includes transmitting the light/laser pulses into a first end of two or more fiber optical delay lines. The method includes transmitting the pulses throughout a length of two or more fiber optical delay lines. The method includes after a delay time corresponding to the length of the fiber optical delay lines, transmitting the pulses out through a second end of the fiber optical delay lines arranged within a target plane. The pulses output yield a return signals transmission from the target plane to the LADAR/LiDAR. The return signal transmission is delayed by times for the light/laser pulses to traverse the length of the fiber optical delay lines.


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