Title:
CAMERA ACTUATOR AND CAMERA DEVICE COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2023/018140
Kind Code:
A1
Abstract:
Disclosed in an embodiment of the present invention is a camera actuator comprising: a base; a first lens assembly and a second lens assembly, which are disposed in order in the direction of an optical axis within the base; and a driving unit for moving the first lens assembly and the second lens assembly, wherein the driving unit includes a first lens driving unit for moving the first lens assembly and a second lens driving unit for moving the second lens assembly, the first lens driving unit includes a first piezoelectric unit, the second lens driving unit includes a second piezoelectric unit, and the first piezoelectric unit is disposed to be staggered, in the direction of the optical axis, with respect to the second piezoelectric unit.
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Inventors:
KIM MIN SEONG (KR)
KIM MIN OOK (KR)
KIM MIN OOK (KR)
Application Number:
PCT/KR2022/011762
Publication Date:
February 16, 2023
Filing Date:
August 08, 2022
Export Citation:
Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
G03B5/04; G03B17/12; H02N2/00; H02N2/04
Foreign References:
| JP2007318850A | 2007-12-06 | |||
| KR20200020147A | 2020-02-26 | |||
| KR20200001627A | 2020-01-06 | |||
| KR20200009868A | 2020-01-30 | |||
| KR101246178B1 | 2013-03-25 |
Attorney, Agent or Firm:
DANA PATENT LAW FIRM (KR)
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