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. 24, 2026
Filed:
Mar. 24, 2022
Jahwa Electronics Co., Ltd., Chungcheongbuk-do, KR;
Chul Soon Park, Chungcheongbuk-do, KR;
Je Seung Yeon, Chungcheongbuk-do, KR;
Jae Seon Lee, Chungcheongbuk-do, KR;
JAHWA electronics Co., Ltd., Chungcheongbuk-do, KR;
Abstract
A dual set-up zoom actuator includes a first carrier having a first lens and movable along an optical axis, a second carrier having a second lens and being capable of moving anterior or posterior to the first carrier along the optical axis, a housing enclosing the first and second carriers, a first coil unit equipped to the housing and having n, which is a natural number not less than two, first coils disposed anterior or posterior along the optical axis, a second coil unit equipped to the housing at a location different than the first coil unit and having n+1 second coils disposed anterior or posterior along the optical axis, a first magnet having n+1 magnetic poles facing the first coil unit and mounted on the first carrier, and a second magnet having n magnetic poles facing the second coil unit and mounted on the second carrier.