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:
May. 05, 2026
Filed:
Apr. 20, 2021
Applicant:
Lg Innotek Co., Ltd., Seoul, KR;
Inventor:
Kyung Won Kim, Seoul, KR;
Assignee:
LG INNOTEK CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 13/36 (2021.01); G03B 5/00 (2021.01); H02N 2/02 (2006.01); H02N 2/06 (2006.01);
U.S. Cl.
CPC ...
G03B 13/36 (2013.01); G03B 5/00 (2013.01); H02N 2/026 (2013.01); H02N 2/062 (2013.01); G03B 2205/0046 (2013.01); G03B 2205/0061 (2013.01); G03B 2205/0069 (2013.01);
Abstract
A lens driving device according to an embodiment includes a moving part including a lens; a driving part for driving the moving part in an optical axis direction; and a sensing part for sensing a position of the moving part; wherein the moving part includes: a magnet scaler in which a first pole and a second pole are alternately arranged in a first direction; and a reference magnet corresponding to the magnet scaler and having a first pole and a second pole disposed in a second direction perpendicular to the first direction.