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. 23, 2024
Filed:
Aug. 28, 2020
Lg Innotek Co., Ltd., Seoul, KR;
Kang Yeol Park, Seoul, KR;
LG INNOTEK CO., LTD., Seoul, KR;
Abstract
A time of flight (ToF) camera according to embodiments of the present invention includes a light source unit including an infrared light-emitting device array and configured to generate a light signal; a lens unit disposed on the light source unit and including a plurality of lenses; and an adjustment unit configured to adjust the lens unit such that a light pattern of the light signal, which has passed through the lens unit, becomes a surface lighting or a spot lighting including a plurality of spot patterns, wherein the lens unit has a distortion aberration in the form of barrel distortion in which irradiance of the light pattern decreases in a direction away from a central portion.