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:
Oct. 11, 2022

Filed:

Nov. 30, 2020
Applicant:

Arete Associates, Northridge, CA (US);

Inventor:

Micah Boyd, Longmont, CO (US);

Assignee:

Arete Associates, Northridge, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01S 3/115 (2006.01); H01S 3/13 (2006.01); H01S 3/136 (2006.01); H01S 3/127 (2006.01); H01S 3/10 (2006.01); H01S 3/083 (2006.01); G02F 1/03 (2006.01); H01S 3/0941 (2006.01);
U.S. Cl.
CPC ...
H01S 3/1305 (2013.01); G02F 1/0327 (2013.01); H01S 3/083 (2013.01); H01S 3/10061 (2013.01); H01S 3/115 (2013.01); H01S 3/127 (2013.01); H01S 3/136 (2013.01); H01S 3/0941 (2013.01);
Abstract

Described herein are methods for developing and maintaining pulses that are produced from compact resonant cavities using one or more Q-switches and maintaining the output parameters of these pulses created during repetitive pulsed operation. The deterministic control of the evolution of a Q-switched laser pulse is complicated due to dynamic laser cavity feedback effects and unpredictable environmental inputs. Laser pulse shape control in a compact laser cavity (e.g., length/speed of light <˜1 ns) is especially difficult because closed loop control becomes impossible due to causality. Because various issues cause laser output of these compact resonator cavities to drift over time, described herein are further methods for automatically maintaining those output parameters.


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