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:
Nov. 26, 2019

Filed:

Mar. 16, 2016
Applicant:

Universität Stuttgart, Stuttgart, DE;

Inventors:

Stefan Piehler, Stuttgart, DE;

Benjamin Dannecker, Stuttgart, DE;

Jan Philipp Negel, Stuttgart, DE;

Assignee:

Universität Stuttgart, Stuttgart, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01J 1/04 (2006.01); G01J 1/42 (2006.01); H01S 3/00 (2006.01); H01S 3/067 (2006.01); H01S 3/13 (2006.01);
U.S. Cl.
CPC ...
G01J 1/0411 (2013.01); G01J 1/0407 (2013.01); G01J 1/0414 (2013.01); G01J 1/4257 (2013.01); H01S 3/0014 (2013.01); H01S 3/067 (2013.01); H01S 3/1305 (2013.01); H01S 2301/085 (2013.01);
Abstract

The present disclosure provides a method and to a device for quantitatively sensing the power fraction of a radiation background of a pulsed laser. The disclosure further relates to the use of a saturable element. The method includes modulating a measurement beam, which is emitted by the laser, by means of a saturable element in accordance with the fluence of the measurement beam, detecting, by means of a modulation beam power detector, the power of the measurement beam modulated by the saturable element, and determining the power fraction of the radiation background of the pulsed laser on the basis of the detected power of the measurement beam modulated by means of the saturable element.


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