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:
Dec. 06, 2022
Filed:
Jun. 14, 2017
Shinsuke Konuma, Tokyo, JP;
Tomoyuki Murakami, Tokyo, JP;
Shota Kudo, Tokyo, JP;
Yohei Enta, Tokyo, JP;
Shinsuke Konuma, Tokyo, JP;
Tomoyuki Murakami, Tokyo, JP;
Shota Kudo, Tokyo, JP;
Yohei Enta, Tokyo, JP;
MITSUMI ELECTRIC CO., LTD., Tokyo, JP;
Abstract
This lens drive devicecomprises: an autofocus drive unit for performing autofocus using a driving force of a voice coil motor configured from a first coil partand a magnet part; and a shake correction drive unit for performing shake correction using a driving force of a voice coil motor configured from a second coil partand the magnet part. The magnet partincludes first magnetsA,C disposed at two mutually facing sides among the four sides of a substantially rectangular-shaped lens drive device in a plan view, and a second magnetB disposed at another side. The side the second magnetB faces is designated a no-magnet disposed section R where no magnet is disposed.