Invention Application
- Patent Title: ACTUATOR AND DRIVING APPARATUS OF CAMERA MODULE
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Application No.: US15798470Application Date: 2017-10-31
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Publication No.: US20180278850A1Publication Date: 2018-09-27
- Inventor: Kyung Rin KIM , Gyu Won KIM , Chang Jae HEO
- Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
- Applicant Address: KR Suwon-si
- Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
- Current Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
- Current Assignee Address: KR Suwon-si
- Priority: KR10-2017-0038369 20170327
- Main IPC: H04N5/232
- IPC: H04N5/232 ; G03B5/00

Abstract:
An actuator of a camera module includes a magnetic body, a driving coil disposed to face the magnetic body, and a driving apparatus including a driving circuit connected to the driving coil and selectively providing one of a first control signal and a second control signal to the driving circuit according to a driving mode. The driving apparatus compares a level of a control signal of a previous driving mode with a level of a control signal of a following driving mode upon the driving mode being switched.
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