Title:
OIS ACTUATOR HAVING INTEGRATED YOKE
Document Type and Number:
WIPO Patent Application WO/2017/217659
Kind Code:
A1
Abstract:
An OIS actuator having an integrated yoke, of the present invention, comprises: a base frame; an OIS carrier which is disposed on the base frame and to which a lens barrel is coupled; first and second magnets respectively provided on the OIS carrier in a first direction and a second direction which are orthogonal to each other; first and second coils, respectively provided in directions which are opposite to the first and second magnets, for generating an electromagnetic force respectively on the first and second magnets; a ball interposed between the base frame and the OIS carrier; and an integrated yoke, which is provided on the base frame at a position corresponding to the first and second magnets, for generating an attractive force on the first and second magnets.
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Inventors:
KIM HEE SEUNG (KR)
KIM IN SOO (KR)
CHOI SEUNG HWAN (KR)
KIM IN SOO (KR)
CHOI SEUNG HWAN (KR)
Application Number:
PCT/KR2017/004937
Publication Date:
December 21, 2017
Filing Date:
May 12, 2017
Export Citation:
Assignee:
JAHWA ELECTRONICS CO LTD (KR)
International Classes:
G02B7/10; G03B3/10; H02K33/12
Foreign References:
| KR20150022637A | 2015-03-04 | |||
| KR101555904B1 | 2015-09-30 | |||
| JP2012173713A | 2012-09-10 | |||
| JP2011242509A | 2011-12-01 | |||
| JP2007025180A | 2007-02-01 |
Attorney, Agent or Firm:
JEONG, Young Chan (KR)
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