公开(公告)号：US20180175714A1

公开(公告)日：2018-06-21

申请号：US15885288

申请日：2018-01-31

Applicant: TDK TAIWAN CORP.

Inventor： ShangYu HSU ,  Nai-Wen HSU

IPC: H02K35/02 ,  H02K41/035 ,  G02B7/10 ,  G01J1/04

CPC classification number: H02K35/02 ,  G01J1/0403 ,  G01J1/0448 ,  G02B7/102 ,  H02K41/0356

Abstract: The disclosure discloses an electromagnetic driving module which includes a base, two magnetic elements, a wiring assembly, a reference element, and a sensor element. The two magnetic elements are arranged along a reference line and positioned at two sides of the base. The wiring assembly is connected to the base and arranged adjacent to the two magnetic elements. The reference element is positioned on the base. The sensor element is adjacent to the reference elements and configured to detect the movement of the reference element to position the base. A lens device using the electromagnetic driving module is also disclosed.