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:
Aug. 15, 2023
Filed:
May. 04, 2020
Visera Technologies Company Limited, Hsin-Chu, TW;
Kuo-Feng Lin, Kaohsiung, TW;
Chin-Chuan Hsieh, Hsin-Chu, TW;
VISERA TECHNOLOGIES COMPANY LIMITED, Hsin-Chu, TW;
Abstract
An optical device includes a first region and a second region surrounding the first region. The optical device includes a substrate. The optical device also includes a first meta-structure disposed on the substrate and has a plurality of first peripheral pillars in the second region. The optical device further includes a second meta-structure disposed on the substrate and has a plurality of second peripheral pillars corresponding to the plurality of first peripheral pillars. Each of the second peripheral pillars has a first shifting distance with respect to a corresponding first peripheral pillar in the direction extending from the center of the optical device to the edge of the optical device.