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:
Jun. 18, 2024
Filed:
Apr. 19, 2021
Lg Electronics Inc., Seoul, KR;
LG ELECTRONICS INC., Seoul, KR;
Abstract
An optical device includes: a first light emitting device that emits a plurality of line pattern lights spaced apart from each other to a target area; at least one sensor device that detects a received light, which is the emitted line pattern light, that is reflected from the target area; and a controller that calculates a parallax distance from a pattern of the detected received light, and acquires depth information of the target area by using the calculated parallax distance, wherein the first light emitting device includes: at least one light emitting unit including at least one light emitting element and emitting light of a specific wavelength; and a first optical member that generates light emitted from the at least one light emitting unit into at least one line pattern light.