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. 09, 2021
Filed:
Jun. 12, 2018
Applicant:
Jahwa Electronics Co., Ltd., chungcheongbuk-do, KR;
Inventors:
Chul Soon Park, Chungcheongnam-do, KR;
Je Seung Yeon, Chungcheongbuk-do, KR;
Kyoung Yong Lee, Chungcheongbuk-do, KR;
Sang Hwa Lee, Daegu, KR;
Assignee:
JAHWA electronics Co., Ltd., Chungcheongbuk-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/64 (2006.01); G01C 15/00 (2006.01);
U.S. Cl.
CPC ...
G02B 27/646 (2013.01); G01C 15/004 (2013.01);
Abstract
An apparatus for driving an optical system with a memory unit includes a main frame having an optical system; a base frame configured to accommodate the main frame; a driving unit configured to move the main frame in a first direction perpendicular to an optical axis with respect to the base frame; and a memory unit configured to store first reference position information that is information about a position at which the optical system is aligned in the first direction.