Title:
IMAGE SENSOR DRIVE DEVICE AND CAMERA MODULE
Document Type and Number:
WIPO Patent Application WO/2022/209627
Kind Code:
A1
Abstract:
In the present invention, an image sensor drive device (101) comprises a fixed-side member (FB), an image sensor holder (2) to which an image sensor (IS) is integrally provided, and a drive unit (DM) that causes the image sensor holder (2) to move relative to the fixed-side member (FB). The drive unit (DM) is configured including a shape memory alloy wire (SA) provided between the fixed-side member (FB) and a moveable-side member (MB) that includes the image sensor holder (2). The shape memory alloy wire (SA) includes first through eighth wires (SA1–SA8), and one end of each of the first through eighth wires (SA1–SA8) is fixed to the fixed-side member (FB) and the other end is fixed to the moveable-side member (MB).
Inventors:
OTOMO KATSUHIKO (JP)
ITO KIYOYUKI (JP)
NAMAI MASAHITO (JP)
ITO KIYOYUKI (JP)
NAMAI MASAHITO (JP)
Application Number:
PCT/JP2022/009991
Publication Date:
October 06, 2022
Filing Date:
March 08, 2022
Export Citation:
Assignee:
ALPS ALPINE CO LTD (JP)
International Classes:
G03B5/00; G03B30/00; H04N5/225
Foreign References:
| US20180149142A1 | 2018-05-31 | |||
| JP2013182138A | 2013-09-12 | |||
| JP2017207734A | 2017-11-24 |
Attorney, Agent or Firm:
ITOH, Tadashige et al. (JP)
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