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:
Feb. 14, 2023
Filed:
Mar. 30, 2021
Applicant:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Inventors:
Hyun Seok Moon, Hwaseong-si, KR;
Sang Kyu Kim, Yongin-si, KR;
Yoon Jae Kim, Seoul, KR;
Jin Young Park, Hwaseong-si, KR;
Sung Mo Ahn, Yongin-si, KR;
Kun Sun Eom, Yongin-si, KR;
Myoung Hoon Jung, Bucheon-si, KR;
Assignee:
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 21/27 (2006.01); G01N 21/31 (2006.01); G01N 21/17 (2006.01);
U.S. Cl.
CPC ...
G01N 21/274 (2013.01); G01N 21/31 (2013.01); G01N 2021/1765 (2013.01);
Abstract
Provided is a method of correcting an error of an optical sensor including a light source and an image sensor, the method including emitting light to a material by driving the light source, acquiring an image of the material by the image sensor, and correcting an error of a distance between the light source and the image sensor of the optical sensor based on a gradation of the acquired image of the material.