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:
Jul. 31, 2018

Filed:

Jun. 24, 2016
Applicants:

Blackmore Sensors and Analytics Inc., Bozeman, MT (US);

Montana State University, Bozeman, MT (US);

Inventors:

Stephen C. Crouch, Bozeman, MT (US);

Brant M. Kaylor, Merrimack, NH (US);

Zeb W. Barber, Bozeman, MT (US);

Randy R. Reibel, Bozeman, MT (US);

Assignees:

Blackmore Sensors and Analytics Inc., Bozeman, MT (US);

Montana State University, Bozeman, MT (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01S 17/89 (2006.01); G03H 1/00 (2006.01); G03H 1/04 (2006.01); G01S 17/32 (2006.01); G03H 1/08 (2006.01); G03H 1/26 (2006.01);
U.S. Cl.
CPC ...
G01S 17/895 (2013.01); G01S 17/325 (2013.01); G03H 1/0005 (2013.01); G03H 1/0443 (2013.01); G03H 1/0465 (2013.01); G03H 1/0866 (2013.01); G03H 2001/046 (2013.01); G03H 2001/0445 (2013.01); G03H 2001/2655 (2013.01); G03H 2222/33 (2013.01); G03H 2226/13 (2013.01);
Abstract

Laser 3D imaging techniques include splitting a laser temporally-modulated waveform of bandwidth B and duration D from a laser source into a reference beam and a target beam and directing the target beam onto a target. First data is collected, which indicates amplitude and phase of light relative to the reference beam received at each of a plurality of different times during a duration D at each optical detector of an array of one or more optical detectors perpendicular to the target beam. Steps are repeated for multiple sampling conditions, and the first data for the multiple sampling conditions are synthesized to form one or more synthesized sets. A 3D Fourier transform of each synthesized set forms a digital model of the target for each synthesized set with a down-range resolution based on the bandwidth B.


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