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:
Dec. 30, 2025

Filed:

May. 08, 2024
Applicant:

Gigaphoton Inc., Tochigi, JP;

Inventors:

Seiji Nogiwa, Oyama, JP;

Takayuki Osanai, Oyama, JP;

Assignee:

Gigaphoton Inc., Tochigi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 3/00 (2006.01); G02F 1/35 (2006.01); G02F 1/355 (2006.01); G02F 1/39 (2006.01); G03F 7/00 (2006.01); G03F 7/20 (2006.01); H01S 5/00 (2006.01); G02B 27/14 (2006.01);
U.S. Cl.
CPC ...
H01S 3/0092 (2013.01); G02F 1/3507 (2021.01); G02F 1/3534 (2013.01); G02F 1/3551 (2013.01); G02F 1/392 (2021.01); G03F 7/2002 (2013.01); G03F 7/70025 (2013.01); G03F 7/70041 (2013.01); G03F 7/70575 (2013.01); H01S 5/0085 (2013.01); G02B 27/141 (2013.01); G02F 2203/11 (2013.01);
Abstract

A laser system includes a first laser outputting first laser light, an optical intensity changer outputting first pulse laser light, a modulator widening spectral linewidth of the first laser light or the first pulse laser light, an optical fiber amplifier amplifying the first pulse laser light and outputting second pulse laser light, a second laser outputting second laser light, an optical parametric amplifier amplifying the second laser light and outputting third pulse laser light, a wavelength converter outputting fourth pulse laser light using the second and third pulse laser light, an amplification section amplifying the fourth pulse laser light and outputting fifth pulse laser light, and a processor controlling a modulation signal such that the fifth pulse laser light having target spectral linewidth is generated, and controlling the center wavelength of the second laser light such that the fifth pulse laser light having a target center wavelength is generated.


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