Shiftable image sensor module, camera module and electronic device
A shiftable image sensor module includes an image sensor and a shiftable circuit element. The shiftable circuit element includes a movable portion, a fixed portion, an elastic connecting portion and a conducting wire portion. The image sensor is disposed on the movable portion. The fixed portion is disposed around the movable portion. The elastic connecting portion is connected to the movable portion and the fixed portion. The conducting wire portion includes a plurality of conducting wire units, and each of the conducting wire units is electrically connected from the fixed portion to the image sensor. Each of the conducting wire units includes at least one conductor line, and the conductor line includes an air insulation layer located on an outer surface of the conductor line.
1 . A shiftable image sensor module, comprising:
an image sensor; and
a shiftable circuit element comprising:
a movable portion, wherein the image sensor is disposed on the movable portion;
a fixed portion disposed around the movable portion;
an elastic connecting portion connected to the movable portion and the fixed portion, so that the movable portion is able to move relatively to the fixed portion, and is configured to provide a restoring force for the movable portion to return to an initial position; and
a conducting wire portion comprising a plurality of conducting wire units, wherein each of the conducting wire units is electrically connected from the fixed portion to the image sensor, and there is no physical contact between the elastic connecting portion and the conducting wire portion;
wherein each of the conducting wire units comprises at least one conductor line, and the conductor line comprises an air insulation layer located on an outer surface of the conductor line.
2 . The shiftable image sensor module of claim 1 , wherein each of the air insulation layers comprises at least one of a metal oxide material and a semiconductor oxide material.
3 . The shiftable image sensor module of claim 1 , wherein each of the air insulation layers comprises a polymer material.
4 . The shiftable image sensor module of claim 1 , wherein the at least one conductor line of each of the conducting wire units is made of a conductor material, and the conductor material is a metal material.
5 . The shiftable image sensor module of claim 1 , wherein the at least one conductor line of each of the conducting wire units is made of a conductor material, and the conductor material is an alloy material.
6 . The shiftable image sensor module of claim 1 , wherein each of the conducting wire units further comprises an insulating layer, and the at least one conductor line of each of the conducting wire units is disposed on the insulating layer.
7 . The shiftable image sensor module of claim 6 , wherein the at least one conductor line of each of the conducting wire units forms a conductor line layer on the insulating layer.
8 . The shiftable image sensor module of claim 7 , wherein a connection layer is disposed between the insulating layer and the conductor line layer of each of the conducting wire units, and the connection layer is configured for connecting the insulating layer and the conductor line layer.
9 . The shiftable image sensor module of claim 1 , wherein a total thickness of the shiftable circuit element is T, and the following condition is satisfied:
0.10 mm< T< 1.35 mm.
10 . The shiftable image sensor module of claim 1 , wherein the movable portion is able to move relatively to the fixed portion on a plane parallel to the image sensor.
11 . The shiftable image sensor module of claim 1 , further comprising:
a movable base disposed on the movable portion and being a plastic anti-collision buffer mechanism.
12 . The shiftable image sensor module of claim 1 , wherein there is no physical contact between the conducting wire units of the conducting wire portion.
13 . The shiftable image sensor module of claim 1 , wherein the elastic connecting portion comprises at least one bent section, and the at least one bent section is disposed between two ends of the elastic connecting portion.
14 . The shiftable image sensor module of claim 1 , wherein an outer periphery of each of the conducting wire units is completely covered by a corresponding one of the air insulation layers.
15 . The shiftable image sensor module of claim 1 , wherein each of the air insulation layers is a visible light absorbing layer.
16 . The shiftable image sensor module of claim 1 , wherein at least four of the conducting wire units are disposed adjacently, a spacing between each adjacent two of the conducting wire units is Dc, and the following condition is satisfied:
0.01 mm< Dc< 0.25 mm.
17 . The shiftable image sensor module of claim 16 , wherein the spacing between the each adjacent two of the conducting wire units is Dc, and the following condition is satisfied:
0.02 mm< Dc< 0.20 mm.
18 . A camera module, comprising:
the shiftable image sensor module of claim 1 ;
an imaging lens module configured for imaging an imaging light on the image sensor of the shiftable image sensor module; and
an optical image stabilization driver configured for providing a driving force for the image sensor to move relatively to the imaging lens module.
19 . An electronic device, comprising:
the camera module of claim 18 .