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:
Apr. 26, 2022
Filed:
Jul. 25, 2019
Tdk Taiwan Corp., Taoyuan, TW;
Fu-Yuan Wu, Taoyuan, TW;
Shang-Yu Hsu, Taoyuan, TW;
Yu-Cheng Lin, Taoyuan, TW;
Yung-Ping Yang, Taoyuan, TW;
Wen-Yen Huang, Taoyuan, TW;
Tsung-Han Wu, Taoyuan, TW;
Yi-Chun Cheng, Taoyuan, TW;
Chen-Chi Kuo, Taoyuan, TW;
Chia-Hsiu Liu, Taoyuan, TW;
Ichitai Moto, Taoyuan, TW;
Sin-Jhong Song, Taoyuan, TW;
TDK TAIWAN CORP., Taoyuan, TW;
Abstract
An optical module is provided, including a movable portion, a fixed portion and a driving assembly. The movable portion is used to hold an optical element having an optical axis. The movable portion is movably connected to the fixed portion. The driving assembly disposed in the fixed portion to drive the movable portion to move along the optical axis relative to the fixed portion. The driving assembly includes a first magnetic element and a second magnetic element. The first magnetic element and the second magnetic element are aligned along the optical axis. The size of the first magnetic element and the size of the second magnetic element along the optical axis are different.