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.

Date of Patent:
Apr. 05, 2022

Filed:

Dec. 14, 2017
Applicant:

Tdk Taiwan Corp., Yangmei Taoyuan, TW;

Inventors:

Chao-Chang Hu, Yangmei Taoyuan, TW;

Shu-Shan Chen, Yangmei Taoyuan, TW;

Cheng-Kai Yu, Yangmei Taoyuan, TW;

Assignee:

TDK TAIWAN CORP., Yangmei Taoyuan, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/00 (2006.01); G02B 27/64 (2006.01); G01D 5/12 (2006.01); G01B 7/30 (2006.01); G02B 7/08 (2021.01); G01B 7/00 (2006.01); G01D 5/14 (2006.01);
U.S. Cl.
CPC ...
G02B 27/0075 (2013.01); G01B 7/003 (2013.01); G01B 7/30 (2013.01); G01D 5/12 (2013.01); G02B 7/08 (2013.01); G02B 27/64 (2013.01); G02B 27/646 (2013.01); G01D 5/145 (2013.01);
Abstract

An optical element driving mechanism includes a fixed module, a movable module, an optical element, a first sensing magnet, and a first sensing element. The movable module is movably connected to the fixed module. The optical element is disposed on the movable module. The first sensing magnet is disposed corresponding to the optical element, and has a polar direction. The first sensing element is disposed corresponding to the first sensing magnet for sensing displacement of the first sensing magnet relative to the fixed module in a first direction, wherein the first direction is perpendicular to the polar direction.


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