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. 13, 2024

Filed:

Jun. 26, 2019
Applicants:

Csir, Brummeria, ZA;

Aerosud Innovation Centre (Pty) Ltd, Centurion, ZA;

Inventors:

Hencharl Strauss, Pretoria, ZA;

Darryl Naidoo, Pretoria, ZA;

Assignee:

The CSIR, Pretoria, ZA;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/01 (2006.01); H01S 5/00 (2006.01);
U.S. Cl.
CPC ...
G02F 1/0147 (2013.01); H01S 5/005 (2013.01);
Abstract

A laser beam shaping system includes at least one doped medium which is doped with a dopant and which is optically transparent at the first wavelength range and a beam input or coupling configured to generate or receive a shaped beam that is required to be shaped, the shaped beam being at a first wavelength range and directed towards the doped medium. The system includes an absorbed beam input or coupling configured to generate or receive at least one absorbed beam at a second wavelength range which is different from the first wavelength range and which is directed towards the doped medium. The doped medium has a higher beam absorption characteristic at the second wavelength range than at the first wavelength range, causing the absorbed beam to have a higher absorption than the shaped beam in the doped medium. The doped medium has a coating which allows high transmission of both the first and the second wavelength ranges.


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