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.
Patent No.:
Date of Patent:
Jan. 27, 2026
Filed:
Dec. 02, 2022
Samsung Electronics Co., Ltd., Suwon-si, KR;
Akinori Okubo, Hwaseong-si, KR;
Youngchul Kwon, Asan-si, KR;
Sungho Jang, Yongin-si, KR;
Jungchul Lee, Hwaseong-si, KR;
Deoksuk Jang, Pyeongtaek-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
A stealth dicing laser device including: a pulse laser generator configured to generate laser light; a condenser lens formed in an optical path of the laser light; a pupil filter configured to transform a phase of the laser light before the laser light passes through the condenser lens; and a controller configured to provide a phase control signal to the pupil filter, wherein the pupil filter transforms the phase of the laser light based on the phase control signal, wherein the phase control signal is a signal transforming a phase expression of the laser light based on a parameter.