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:
Mar. 21, 2023
Filed:
Mar. 10, 2020
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Inha University Research and Business Foundation, Incheon, KR;
Yong Sung Lee, Gyeonggi-do, KR;
Kyong Hon Kim, Incheon, KR;
Yu Deuk Kim, Incheon, KR;
Ju Seong Bang, Incheon, KR;
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Inha University Research and Business Foundation, Incheon, KR;
Abstract
A liquid crystal based optical deflector includes a light source array configured to generate a laser beam, an optical deflector including a plurality of liquid crystal cells, which transmit the laser beam, the optical deflector configured to deflect a transmission path of the laser beam depending on a gradually increased voltage profile applied to the plurality of liquid crystal cells, an optics assembly configured to scan the laser beam deflected by the optical defector in a horizontal direction, and a controller configured to adjust the voltage profile applied to the plurality of liquid crystal cells.