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:
Nov. 26, 2024
Filed:
Jan. 26, 2024
Applicant:
Lextar Electronics Corporation, Hsinchu, TW;
Inventors:
Wei-Chung Cheng, Hsinchu, TW;
Yun-Yi Tien, Hsinchu, TW;
Jung-Cheng Chang, Hsinchu, TW;
Min-Chen Chiu, Hsinchu, TW;
Assignee:
Lextar Electronics Corporation, Hsinchu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 5/00 (2018.01); F21V 9/30 (2018.01); F21Y 115/10 (2016.01); G02F 1/13357 (2006.01);
U.S. Cl.
CPC ...
F21V 5/002 (2013.01); F21V 9/30 (2018.02); F21Y 2115/10 (2016.08); G02F 1/133606 (2013.01);
Abstract
An optical structure is provided. The optical structure includes a substrate and a light-emitting element disposed on the substrate. The optical structure also includes a cap disposed on the substrate and covering the light-emitting element. The cap has a top portion and a sidewall connected to the top portion. The optical structure further includes a first micro-structure disposed on a first side of the top portion facing the light-emitting element. The first micro-structure is periodically arranged.