KR102072810B1 - Camera module and portable electronic device including the same - Google Patents

Abstract

The present invention relates to a camera module and a portable electronic device including the same, comprising: a lens module having a plurality of lenses; And a reflection module disposed in front of the lens module and configured to change a path of the light so that light incident therein is directed toward the lens module, wherein the reflection module is equipped with a reflection member that changes the path of the light. A holder, the holder may be supported on the housing to be rotatable about the first axis and the second axis. According to the present invention, the structure is simple, the size can be reduced, and the power consumption can be minimized while implementing functions such as auto focusing, zooming, and camera shake correction.

Description

Camera module and portable electronic device including the same

The present invention relates to a camera module and a portable electronic device including the same.

Recently, cameras are basically employed in portable electronic devices such as smartphones, tablet PCs, and notebook computers, and auto-focus functions, image stabilization functions, and zoom functions are added to mobile terminal cameras.

However, in order to implement various functions, the structure of the camera module becomes complicated, and the size thereof increases, so that the size of the portable electronic device on which the camera module is mounted also increases.

In addition, when directly moving a lens or an image sensor to compensate for image stabilization, the weight of the lens or the image sensor itself and the weight of other members to which the lens or the image sensor is attached must be considered. There is a problem in that power consumption becomes severe.

An object of the present invention is to provide a camera module and a portable electronic device including the same, the structure of which is simple and can be reduced in size while implementing functions such as auto focusing, zooming, and camera shake correction.

In addition, to provide a camera module and a portable electronic device including the same that can minimize the power consumption.

The image stabilization reflection module according to an embodiment of the present invention includes a housing having an inner space; A rotating holder having a reflective member and supported in a state in which a rotating plate is sandwiched between inner walls of the housing so as to be provided in the inner space; And a driving unit providing a driving force to flow the rotating holder, the driving unit including a driving magnet and a driving coil, wherein the housing and the rotating holder are each provided with a pulling magnet or a pulling yoke, respectively, the pulling magnet and the The rotating holder may be supported on the inner wall of the housing by the attractive force of the pulling yoke, and the driving magnet and the pulling magnet may be provided separately.

The camera module and the portable electronic device including the same according to an embodiment of the present invention may be simple in structure and reduced in size while implementing functions such as auto focusing, zooming, and camera shake correction. In addition, power consumption can be minimized.

1 is a perspective view of a portable electronic device according to an embodiment of the present invention,
2 is a perspective view of a camera module according to a first embodiment of the present invention,
3A and 3B are cross-sectional views of a camera module according to a first embodiment of the present invention,
4 is an exploded perspective view of a camera module according to a first embodiment of the present invention;
5 is a perspective view of a housing of a camera module according to a first embodiment of the present invention;
6a and 6b are exploded perspective views of the rotating plate and the rotating holder of the camera module according to the first embodiment of the present invention,
7 is a perspective view of a lens holder of a camera module according to a first embodiment of the present invention,
8 is a combined perspective view of the rest of the camera module except for a cover according to the first embodiment of the present invention;
9 is a perspective view of a combination of the housing and the substrate in the camera module according to the first embodiment of the present invention,
10 is an exploded perspective view of the housing and the rotating holder in the camera module according to the first embodiment of the present invention,
11A to 11C are views schematically showing how the rotating holder according to the first embodiment of the present invention is rotated about the first axis.
12A to 12C are views schematically showing how the rotating holder according to the first embodiment of the present invention is rotated about the second axis;
13 is an exploded perspective view of a camera module according to a second embodiment of the present invention,
14 is an exploded perspective view showing a coupling relationship between a housing and a rotating holder of a camera module according to a second embodiment of the present invention;
15A to 15C are views schematically showing how the rotating holder according to the second embodiment of the present invention is rotated about the first axis;
16A to 16C are views schematically showing how the rotating holder according to the second embodiment of the present invention is rotated about the second axis;
17 is an exploded perspective view of a camera module according to a third embodiment of the present invention;
18 is an exploded perspective view showing a coupling relationship between a housing and a rotating holder of a camera module according to a third embodiment of the present invention;
19A to 19C are views schematically showing how the rotating holder according to the third embodiment of the present invention is rotated about the first axis.
20A to 20C are views schematically showing how the rotating holder according to the third embodiment of the present invention is rotated about the second axis.
21 is an exploded perspective view of a camera module according to a fourth embodiment of the present invention;
22 is an exploded perspective view illustrating a coupling relationship between a housing and a rotating holder of a camera module according to a fourth embodiment of the present invention;
23 is an exploded perspective view of a camera module according to a fifth embodiment of the present invention;
24 is an exploded perspective view showing a coupling relationship between a housing and a rotating holder of a camera module according to a fifth embodiment of the present invention;
25 is a perspective view of a portable electronic device according to another embodiment of the present invention.

Hereinafter, with reference to the drawings will be described an embodiment of the present invention; However, the spirit of the present invention is not limited to the embodiments presented.

For example, those skilled in the art that understand the spirit of the present invention may suggest other embodiments that fall within the spirit of the present invention through the addition, modification, or deletion of the elements. It is said to be included in the range.

1 is a perspective view of a portable electronic device according to an embodiment of the present invention.

Referring to FIG. 1, a portable electronic device 1 according to an embodiment of the present invention may include a mobile communication terminal, a smart phone, a tablet PC, or the like equipped with camera modules 1000-1001, 1002, 1003, 1004, and 1005. It may be a portable electronic device.

As shown in FIG. 1, the portable electronic device 1 is equipped with a camera module 1000 to photograph a subject.

In the present embodiment, the camera modules 1000-1001, 1002, 1003, 1004, and 1005 include a plurality of lenses, and the optical axis (Z axis) of the lens is the thickness direction (Y axis direction, The front surface of the portable electronic device may face in a direction perpendicular to the rear surface direction or the opposite direction.

For example, the optical axis (Z axis) of the plurality of lenses included in the camera module 1000 may be formed in the width direction or the length direction of the portable electronic device 1 (the X axis direction or the Z axis direction).

Therefore, even if the camera module 1000 includes functions such as auto focusing (AF), zooming, and optical image stabilizing (OIS), the thickness of the portable electronic device 1 is increased. You can do it. Thereby, miniaturization of the portable electronic device 1 is possible.

The camera module 1000 according to an embodiment of the present invention may include at least one of AF, zoom, and OIS functions.

Since the camera module 1000 having the AF, zoom, and OIS functions has to be provided with various components, the size of the camera module increases as compared with a general camera module.

If the size of the camera module 1000 is increased, there may be a problem in miniaturization of the portable electronic device 1 on which the camera module 1000 is mounted.

For example, the camera module increases the number of laminated lenses for the zoom function, and when a plurality of laminated lenses are formed in the thickness direction of the portable electronic device, the thickness of the portable electronic device increases according to the number of stacked lenses. do. Accordingly, if the thickness of the portable electronic device is not increased, the number of laminated lenses cannot be sufficiently secured and the zoom performance is weakened.

In addition, in order to implement the AF and OIS functions, an actuator for moving the lens group in the optical axis direction or the direction perpendicular to the optical axis should be installed. When the optical axis (Z axis) of the lens group is formed in the thickness direction of the portable electronic device, An actuator for moving the lens group must also be installed in the thickness direction of the portable electronic device. Thus, the thickness of the portable electronic device is increased.

However, the camera module 1000 according to an embodiment of the present invention is disposed so that the optical axis (Z axis) of the plurality of lenses is perpendicular to the thickness direction of the portable electronic device 1, and thus has AF, zoom, and OIS functions. Even if the camera module 1000 is mounted, the portable electronic device 1 can be miniaturized.

2 is a perspective view of a camera module according to a first embodiment of the present invention, and FIGS. 3A and 3B are cross-sectional views of the camera module according to the first embodiment of the present invention.

2, 3A, and 3B, the camera module 1001 according to the first embodiment of the present invention may include a reflection module 1100, a lens module 1200, and an image sensor module provided in the housing 1010. 1300).

The reflection module 1100 is configured to change the traveling direction of the light. For example, the light incident through the opening 1031 (see FIG. 3A) of the cover 1030 covering the camera module 1001 from the top is directed toward the lens module 1200 through the reflection module 1100. Can be changed. To this end, the reflective module 1100 may include a reflective member 1110 that reflects light.

The light incident through the opening 1031 is changed by the reflection module 1100 to face the lens module 1200. For example, the path of the light incident in the thickness direction (Y-axis direction) of the camera module 1001 is changed by the reflection module 1100 so as to substantially coincide with the direction of the optical axis (Z-axis).

The lens module 1200 includes a plurality of lenses through which the light whose direction is changed by the reflection module 1100 passes, and the image sensor module 1300 converts the light passing through the plurality of lenses into electrical signals. 1310 and a printed circuit board 1320 on which the image sensor 1310 is mounted. The image sensor module 1300 may include an optical filter 1340 for filtering light incident from the lens module 1200. The optical filter 1340 may be an infrared cut filter.

In the internal space of the housing 1010, the reflection module 1100 is provided in front of the lens module 1200 and the image sensor module 1300 is provided at the rear of the lens module 1200.

2 to 10, the camera module 1001 according to the first embodiment of the present invention includes the reflection module 1100, the lens module 1200, and the image sensor module 1300 provided in the housing 1010. Include.

Inside the housing 1010, the reflection module 1100, the lens module 1200, and the image sensor module 1300 are sequentially provided from one side to the other side. Of course, the reflective module 1100, the lens module 1200 and the image sensor module 1300 is provided with an internal space (in this case, the printed circuit board 1320 including the image sensor module 1300 is a housing 1010 Can be attached to the outside). For example, as shown in the figure, the housing 1010 may be integrally provided such that both the reflection module 1100 and the lens module 1200 are interpolated in the internal space. However, the present invention is not limited thereto, and for example, separate housings for interpolating the reflective module 1100 and the lens module 1200 may be connected to each other.

 The housing 1010 is covered by the cover 1030 so that the internal space is not visible.

The cover 1030 includes an opening 1031 to allow light to be incident, and the light incident through the opening 1031 is changed by the reflection module 1100 to enter the lens module 1200. The cover 1030 may be integrally provided to cover the entirety of the housing 1010, or may be divided into separate members covering the reflective module 1100 and the lens module 1200.

To this end, the reflective module 1100 includes a reflective member 1110 that reflects light. The light incident on the lens module 1200 passes through the plurality of lenses and is converted into an electrical signal by the image sensor 1310 and stored.

The housing 1010 includes a reflection module 1100 and a lens module 1200 in an inner space. Thus, the interior space of the housing 1010 may be distinguished from the space in which the reflective module 1100 is disposed and the space in which the lens module 1200 is disposed by the protruding wall 1007. In addition, the reflective module 1100 may be provided at the front side and the lens module 1200 at the rear side based on the protruding wall 1007. The protruding wall 1007 may be provided in a shape protruding from both sides into the inner space from the side wall of the housing 1010.

In the case of the reflective module 1100 provided on the front side, the rotation holder 1120 by the attraction force of the pulling yoke 1153 and the pulling magnet 1151 provided in the rotating holder 1120 provided on the inner wall surface of the housing 1010. ) Is a structure that is closely supported on the inner wall surface of the housing 1010. Here, although not shown in the drawings, a pulling magnet may be provided in the housing 1010 and a pulling yoke may be provided in the rotating folder 1120. Hereinafter, the structure shown in the drawings will be described for convenience of description.

In addition, a first ball bearing 1131, a rotating plate 1130, and a second ball bearing 1133 are provided between the inner wall surface of the housing 1010 and the rotary holder 1120, and will be described below with the first ball bearing 1131. Since the second ball bearing 1133 is partially inserted into the seating grooves 1132, 1133, 1021, and 1121, the second ball bearing 1133 is rotated when the rotating holder 1120 and the rotating plate 1130 are inserted into the inner space of the housing 1010. Some space is required between the 1120 and the protruding wall 1007, and after the rotary holder 1120 is mounted to the housing 1010, the rotary holder 1120 is driven by the attractive force of the pulling yoke and the pulling magnet. Since it is in close contact with the inner wall surface of the 1010, some space is left between the rotary holder 1120 and the protruding wall (1007).

Thus, in the present embodiment, it may be provided with a hook-shaped stopper 1050 that is fitted to the protruding wall 1007 while supporting the rotation holder 1120 (of course, the pulling magnet 1151 and the pulling even without the stopper 1050). It can be fixed by the attractive force by the yoke 1153). The stopper 1050 may be provided in a hook shape to support the rotation holder 1120 in a state where the hook portion is locked to the upper portion of the protruding wall 1007. The stopper 1050 may serve as a bracket for supporting the rotation holder 1120 when the reflection module 1100 is not driven, and additionally, when the reflection module 1100 is driven, the rotation holder 1120. It may serve as a stopper 1050 to adjust the movement of the. The stoppers 1050 may be provided at the protruding walls 1007 protruding from both sides, respectively. Of course, a space may be provided between the stopper 1050 and the rotation holder 1120 to smoothly rotate the rotation holder 1120. Alternatively, the stopper 1050 may be provided with an elastic material to allow the rotation holder 1120 to smoothly move while being supported by the stopper 1050.

In addition, the housing 1010 includes a first driver 1140 and a second driver 1240 to drive the reflective module 1100 and the lens module 1200, respectively. The first driver 1140 includes a plurality of coils 1141b, 1143b, and 1145b for driving the reflective module 1100, and the second driver 1240 includes a plurality of coils for driving the lens module 1200. 1241b, 1243b). Since the plurality of coils 1141b, 1143b, 1145b, 1241b, and 1243b are provided in the housing 1010 while being mounted on the main substrate 1070, the plurality of coils 1141b, 1143b, 1145b, A plurality of through holes 1015, 1016, 1017, 1018, and 1019 may be provided to expose 1241b and 1243b to the inner space of the housing 1010.

Here, the main board 1070 on which the plurality of coils 1141b, 1143b, 1145b, 1241b, and 1243b are mounted may be integrally connected and integrally provided as illustrated in the drawing. In this case, since one terminal is provided, it is easy to connect an external power supply and a signal. However, the present invention is not limited thereto, and the main substrate 1070 may be provided as a plurality of substrates by separating a substrate on which the coil for the reflection module 1100 is mounted and a substrate on which the coil for the lens module 1200 is mounted. It may be.

The reflection module 1100 may change a path of light incident through the opening 1031. When the image or video is taken, the image may be blurred or the video may be shaken due to the shaking of the user. In this case, the reflection module 1100 may move the rotating holder 1120 equipped with the reflecting member 1110 to correct the shaking of the user. Can be. For example, when shaking occurs during image capturing or moving image capturing due to a user's hand shake, the shake is compensated by giving the rotation holder 1120 a relative displacement corresponding to the shaking.

In addition, since the present embodiment does not include a lens or the like, the OIS function is implemented by the movement of the relatively light weight rotating holder 1120, thereby minimizing power consumption.

That is, in the present embodiment, the rotary holder 1120 is provided with the reflective member 1110 without moving the lens barrel or the image sensor provided with a plurality of lenses in order to implement an optical image stabilizer (OIS) function. Move to change the traveling direction of the light, so that the light, such as camera shake correction is incident on the lens module 1200.

The reflection module 1100 may include a rotation holder 1020 provided to be supported by the housing 1010, a reflection member 1110 mounted to the rotation holder 1020, and a first driving unit 1140 to move the rotation holder 1120. It includes.

The reflective member 1110 may change a traveling direction of light. For example, the reflecting member 1110 may be a mirror or a prism that reflects light (for convenience of description, the reflecting member 1110 is shown as a prism in the drawing of the drawing related to the first embodiment). do).

The reflective member 1110 is fixed to the rotating holder 1120. The rotary holder 1120 is provided with a mounting surface 1123 on which the reflective member 1110 is mounted.

The mounting surface 1123 of the rotary holder 1120 may be configured as a surface inclined so that the path of the light is changed. For example, the mounting surface 1123 may be an inclined surface inclined by 30 to 60 degrees with respect to the optical axis (Z axis) of the plurality of lenses. The inclined surface of the rotation holder 1120 may face the opening 1031 of the cover 1030 through which light is incident.

The rotating holder 1120 on which the reflective member 1110 is mounted is accommodated in the inner space of the housing 1010 so as to be movable. For example, the rotation holder 1120 may be accommodated in the housing 1010 so as to be rotatable with respect to the first axis (X axis) and the second axis (Y axis). Here, the first axis (X axis) and the second axis (Y axis) may mean an axis perpendicular to the optical axis (Z axis), and the first axis (X axis) and the second axis (Y axis) are perpendicular to each other. It can be one axis.

The rotary holder 1120 includes a first ball bearing 1131 and a second axis aligned along the first axis (X axis) so as to facilitate a rotational movement with respect to the first axis (X axis) and the second axis (Y axis). It is supported by the housing 1010 by the 2nd ball bearing 1133 aligned along (Y-axis). In the drawing, as an example, two first ball bearings 1131 aligned along a first axis (X axis) and two second ball bearings 1133 aligned along a second axis (Y axis) are disclosed. In addition, the first driving unit 1140 described below may rotate in reference to the first axis (X axis) and the second axis (Y axis).

Here, unlike the second to fifth embodiments described below, the first embodiment is provided with a ball bearing for each of the first axis (X axis) and the second axis (Y axis), and thus, the first axis (X axis). The two first ball bearings 1131 aligned along) may be provided in a cylindrical shape extending along the first axis (X axis), and two second ball bearings 1133 aligned along the second axis (Y axis). ) May be provided in a cylindrical shape extending along the second axis (Y axis). In this case, the shape of the seating grooves 1132, 1133, 1021, and 1121 may also be provided in a semi-cylindrical shape to correspond to the shape of the first and second ball bearings (see FIG. 6B). Meanwhile, although the first ball bearing 1131 and the second ball bearing 1133 are respectively provided in FIG. 6B, the first ball bearing 1131 and the second ball bearing 1133 may have a first axis (X-axis). Or one or two or more extending in the second axis (Y-axis) direction.

In addition, the first ball bearing 1131 and the second ball bearing 1133 are provided on the front and rear surfaces of the rotating plate 1130, respectively (or the first ball bearing 1131 and the second ball bearing 1133 are opposite to the rotating plate 1130). It is also possible to change the position on the rear and front, that is, the first ball bearing 1131 can be aligned along the second axis (Y axis), the second ball bearing 1133 along the first axis (X axis), Hereinafter, for convenience of explanation, the structure illustrated in the drawings will be described), and the rotating plate 1130 may be provided between the rotating holder 1120 and the inner surface of the housing 1010. The rotating holder 1120 is rotated by the attractive force of the pulling magnet 1151-or the pulling yoke-and the pulling yoke 1 53-or the pulling magnet provided in the housing 1010. 1130 may be supported by the housing 1010 (of course, the first ball bearing 1131 and the second ball bearing 1133 are also provided between the rotation holder 1120 and the housing 1010).

Mounting grooves 1132 and 1134 may be provided on the front and rear surfaces of the rotating plate 1130 so that the first ball bearings 1131 and the second ball bearings 1133 may be inserted, and the mounting grooves 1132 and 1134 may include a first ball bearing ( The first mounting groove 1132 into which the 1131 is partially inserted and the second mounting groove 1134 into which the second ball bearing 1133 is partially inserted may be included.

In addition, a third seating groove 1021 may be provided in the housing 1010 to partially insert the first ball bearing 1131, and a fourth seating groove so that the second ball bearing 1133 is partially inserted into the rotating holder 1120. 1121 may be provided.

The first seating groove 1132, the second seating groove 1134, the third seating groove 1021, and the fourth seating groove 1121 described above are rotated by the first ball bearing 1131 and the second ball bearing 1133. It may be provided in a groove shape of a hemisphere or a polygon (polygon pillar or polygon horn) to facilitate this (of course, the depth of the groove is provided smaller than the radius for ease of rotation of the first ball bearing 1131 and the second ball bearing 1133). The first ball bearing 1131 and the second ball bearing 1133 may not be completely locked into the groove, but a part of the first ball bearing 1131 and the second ball bearing 1133 may be easily rotated to rotate the rotating plate 1130 and the rotating holder 1120. In addition, the first seating groove 1132, the second seating groove 1134, the third seating groove 1021, and the fourth seating groove 1121 may be aligned with a first ball bearing (X-axis). 1131 and the second ball bearing 1133 aligned along the second axis (Y axis).

Here, the first ball bearing 1131 and the second ball bearing 1133 are clouded in the first seating groove 1132, the second seating groove 1134, the third seating groove 1021, and the fourth seating groove 1121. Can act as a bearing while moving or sliding.

The first ball bearing 1131 and the second ball bearing 1133 may have a structure fixed to at least one of the housing 1010, the rotating plate 1130, and the rotating holder 1120. For example, the first ball bearing 1131 may be fixed to the housing 1010 or the rotating plate 1130, and the second ball bearing 1133 may be fixed to the rotating plate 1130 or the rotating holder 1120. In this case, the seating groove may be provided only in a member facing the member in which the first ball bearing 1131 or the second ball bearing 1133 is fixed, and in this case, the bearing acts as a friction bearing by sliding instead of rotation of the ball bearing. Can be done.

Here, when the first ball bearing 1131 and the second ball bearing 1133 are fixed to any one of the housing 1010, the rotating plate 1130, and the rotating holder 1120, the first ball bearing 1131 and the first ball bearing 1113 may be formed. The two ball bearings 1133 may be provided in a spherical shape or a hemispherical shape (of course, the hemispherical shape is one example, and may be provided to have a protruding length larger than or smaller than the hemisphere). Of course, the same applies to the case where the ball bearings 1131 and 1133 are provided in a cylindrical shape extending along the first axis (X axis) and the second axis (Y axis), respectively.

The first ball bearing 1131 and the second ball bearing 1133 may be attached to any one of the housing 1010, the rotating plate 1130, and the rotating holder 1120. Alternatively, the first ball bearing 1131 and the second ball bearing 1133 may be integrally provided at the time of manufacturing the housing 1010, the rotating plate 1130, and the rotating holder 1120.

The first driver 1140 generates a driving force such that the rotation holder 1120 can rotate about two axes.

For example, the first driver 1140 includes a plurality of magnets 1141a, 1143a and 1145a and a plurality of coils 1141b, 1143b and 1145b disposed to face the plurality of magnets 1141a, 1143a and 1145a.

When power is applied to the plurality of coils 1141b, 1143b, and 1145b, the plurality of magnets 1141a, 1143a, and 1145a are caused by the electromagnetic influence between the plurality of magnets 1141a, 1143a, and 1145a and the plurality of coils 1141b, 1143b, and 1145b. The rotary holder 1120 equipped with 1143a and 1145a may be rotated based on the first axis (X axis) and the second axis (Y axis).

The plurality of magnets 1141a, 1143a, and 1145a are mounted to the rotary holder 1120. For example, one part 1141a of the plurality of magnets 1141a, 1143a, and 1145a may be mounted on the bottom surface of the rotation holder 1120, and the remaining 1143a and 1145a may be mounted on the side of the rotation holder 1120. .

The plurality of coils 1141b, 1143b, and 1145b are mounted to the housing 1010. For example, the plurality of coils 1141b, 1143b, and 1145b may be mounted to the housing 1010 via the main substrate 1070. That is, the plurality of coils 1141b, 1143b, and 1145b are provided in the main substrate 1070, and the main substrate 1070 is mounted in the housing 1010. Here, in the drawing, the main substrate 1070 shows an example in which the coil for the reflection module 1100 and the coil for the lens module 1200 are integrally provided as a whole, but the main substrate 1070 is a reflection module ( The coil for the lens 1100 and the coil for the lens module 1200 may be separated into two or more substrates to be mounted, respectively.

A reinforcing plate (not shown) may be mounted on the lower portion of the main substrate 1070 to reinforce strength.

In this embodiment, when the rotation holder 1120 is rotated, a closed loop control method of sensing and feeding back the position of the rotation holder 1120 is used.

Therefore, position sensors 1141c and 1143c are required for closed loop control. The position sensors 1141c and 1143c may be hall sensors.

The position sensors 1141c and 1143c may be disposed inside or outside the coils 1141b and 1143b, and the position sensors 1141c and 1143c may be mounted on the main board 1070 on which the coils 1141b and 1143b are mounted. have.

On the other hand, the main board 1070 may be provided with a gyro sensor (not shown) for detecting a shake factor such as a user's hand shake, the driving circuit device for providing a driving signal to the plurality of coils (1141b, 1143b, 1145b) ( Driver IC (not shown) may be provided.

11A to 11C are views schematically showing a rotation holder rotated about a first axis according to the first embodiment of the present invention, and FIGS. 12A to 12C are holders according to the first embodiment of the present invention. Is a view schematically showing how the image is rotated about the second axis.

11A to 11C, when rotating about the first axis (X axis), the rotating plate 1130 is rotated by riding the first ball bearing 1131 having the ball bearings arranged along the first axis (X axis). The rotating holder 1120 is rotated while rotating (in this case, the rotating holder 1120 does not move relative to the rotating plate 1130). 12A to 12C, when rotating about the second axis (Y axis), the rotary holder 1120 is mounted on the second ball bearing 1133 in which the ball bearings are arranged along the second axis (Y axis). ) Rotates (in this case, since the rotating plate 1130 does not rotate, the rotating holder 1120 moves relative to the rotating plate 1130).

That is, when rotating about the first axis (X axis), the first ball bearing 1131 acts, and when rotating about the second axis (Y axis), the second ball bearing 1133 acts. As shown in the figure, when rotating about the first axis (X axis), the second ball bearing 1133 aligned with respect to the second axis (Y axis) cannot move while being fitted in the seating groove. This is because the first ball bearing 1131 aligned with the first axis (X axis) cannot move while being fitted in the seating groove when the second axis (Y axis) is rotated with respect to the structure.

Light whose path is changed by the reflection module 1100 is incident to the lens module 1200. Therefore, the plurality of laminated lenses provided in the lens module 1200 are aligned in the optical axis with the Z axis in which light is emitted from the reflection module 1100. In addition, the lens module 1200 includes a second driver 1240 for implementing AF, a zoom function, and the like. In addition, since a relatively light lens module 1200 is moved in the optical axis direction because it does not include another configuration for image stabilization for implementing AF and zoom functions, power consumption may be minimized.

The lens module 1200 includes a lens holder 1220 provided in an inner space of the housing 1010, a lens holder 1220 including a laminated lens therein, and a second driving unit 1240 for moving the lens holder 1220. It includes.

The lens holder 1220 accommodates a plurality of lenses for photographing a subject, and the plurality of lenses are mounted to the lens holder 1220 along the optical axis.

The light whose direction of travel is changed by the reflection module 1100 is refracted through the plurality of lenses. The optical axis (Z-axis) of the plurality of lenses is formed perpendicular to the thickness direction (Y-axis direction) of the lens module 1100.

The lens holder 1220 is configured to move in the optical axis (Z-axis) direction for AF (autofocus). For example, the lens holder 1220 may be configured to be movable in a direction (including the opposite direction) through which the light whose direction of travel is changed by the reflection module 1100 passes through the plurality of lenses.

The second driver 1240 generates a driving force to move the lens holder 1220 in the optical axis (Z-axis) direction. That is, the second driver 1240 may move the lens holder 1220 to change the distance between the lens holder 1220 and the reflection module 1100.

For example, the second driver 1240 includes a plurality of magnets 1241a and 1243a and a plurality of coils 1241b and 1243b disposed to face the plurality of magnets 1241a and 1243a.

When power is applied to the plurality of coils 1241b and 1243b, a lens having the plurality of magnets 1241a and 1243a mounted by the electromagnetic influence between the plurality of magnets 1241a and 1243a and the plurality of coils 1241b and 1243b. The holder 1220 may be moved in the optical axis (Z axis) direction.

The plurality of magnets 1241a and 1243a are mounted to the lens holder 1220. For example, the plurality of magnets 1241a and 1243a may be mounted on the side of the lens holder 1220.

The plurality of coils 1241b and 1243b are mounted to the housing 1010. For example, the plurality of coils 1241b and 1243b may be mounted on the main board 1070, and the main board 1070 may be mounted on the housing 1010. Here, for convenience of description, in the drawings of the drawings, the coil for the reflection module 1100 and the coil for the lens module 1200 are both mounted on the main board 1070, but the present invention is not limited thereto. 1070 may be provided as a separate substrate on which the coil for the reflection module 1100 and the coil for the lens module 1200 are mounted.

In this embodiment, when the lens holder 1220 is moved, a closed loop control method of sensing and feeding back the position of the lens holder 1220 is used. Therefore, the position sensor 1243c is required for the closed loop control. The position sensor 1243c may be a hall sensor.

The position sensor 1243c may be disposed inside or outside the coil 1243b, and the position sensor 1243c may be mounted on the main substrate 1070 on which the coil 1243b is mounted.

The lens holder 1220 is provided in the housing 1010 to be movable in the optical axis (Z-axis) direction. For example, a plurality of ball members 1250 may be disposed between the lens holder 1220 and the housing 1010.

The plurality of ball members 1250 serve as a bearing for guiding the movement of the lens holder 1220 during the AF process. In addition, it also functions to maintain a gap between the lens holder 1220 and the housing 1010.

The ball members 1250 are configured to roll in the optical axis (Z axis) direction when a driving force in the optical axis (Z axis) direction occurs. Accordingly, the plurality of ball members 1250 guide the movement of the lens holder 1220 in the optical axis (Z axis) direction.

A plurality of guide grooves 1221 and 1231 accommodating the plurality of ball members 1250 are formed in at least one of the surfaces in which the lens holder 1220 and the housing 1010 face each other.

The plurality of ball members 1250 are accommodated in the plurality of guide grooves 1221 and 1231 and fitted between the lens holder 1220 and the housing 1010.

The plurality of guide grooves 1221 and 1231 may have a length in an optical axis (Z-axis) direction.

In the state where the plurality of ball members 1250 are accommodated in the plurality of guide grooves 1221 and 1231, movement in the directions of the first axis (X axis) and the second axis (Y axis) is limited, and the optical axis (Z axis) It can only be moved in the direction. For example, the plurality of ball members 1250 may be clouded only in the optical axis (Z-axis) direction.

To this end, each of the plurality of guide grooves 1221 and 1231 may be formed long in the optical axis (Z axis) direction. The cross sections of the plurality of guide grooves 1221 and 1231 may have various shapes, such as a round shape and a polygonal shape.

Here, the lens holder 1220 is pressed toward the housing 1010 so that the plurality of ball members 1250 may be in contact with the lens holder 1220 and the housing 1010.

To this end, the housing 1010 may be equipped with a yoke 1260 to face the plurality of magnets 1241a and 1243a mounted on the lens holder 1220. The yoke 1260 may be a magnetic material.

An attractive force acts between the yoke 1260 and the plurality of magnets 1241a and 1243a. Therefore, the lens holder 1220 may be moved in the direction of the optical axis (Z axis) by the driving force of the second driver 1240 in contact with the plurality of ball members 1250.

13 is an exploded perspective view of a camera module according to a second embodiment of the present invention, Figure 14 is an exploded perspective view showing a coupling relationship between the housing and the rotation holder of the camera module according to a second embodiment of the present invention.

13 and 14, the camera module 1002 according to the second embodiment differs only in the configuration of the reflection module when compared with the camera module 1000 according to the first embodiment, and all other configurations are the same. Hereinafter, the configuration of the reflective module having a difference will be described in detail, and the remainder of the same configuration uses the same reference numerals, and detailed description thereof will be omitted.

The camera module 1002 according to the second embodiment of the present invention includes a reflection module 1100-2, a lens module 1200, and an image sensor module 1300 provided in the housing 1010-2.

Unlike the first embodiment, the reflection module 1100-2 according to the second embodiment of the present invention has a rotary holder 1120-2 without the additional configuration, through the third ball bearing 1142 of the housing 1010-2. It is supported on the inner surface (ie, no corresponding configuration of the rotating plate 1130 of the first embodiment).

To this end, the housing 1010-2 is provided with a rotary groove 1041 in a portion opposite to the rotary holder 1120-2, and a rotary protrusion inserted into the rotary groove 1041 in the rotary holder 1120-2. 1025). However, in this case, the rotation holder 1120-2 has only two degrees of freedom with respect to a predetermined axis (for example, the X axis and the Y axis) so that the rotational groove 1041 and the rotation protrusion 1025 may be formed. When viewed in the Z-axis direction, for example, it may be a polygonal shape such as a triangle, a rectangle, etc. (except that a circle may add rotational degrees of freedom). This is because when the rotary groove 1041 and the rotary projection 1025 is provided in a polygon, after the rotary protrusion 1025 is inserted into the rotary groove 1041, the corner portions are interlocked with each other and cannot be rotated about the Z axis. .

In addition, the edge of the rotary groove 1041 and the rotary protrusion 1025 may be provided with an inclined surface or a rounded surface to facilitate rotation about a predetermined axis (X axis, Y axis).

In addition, the edge of the rotary groove 1041 is provided with a third ball bearing 1142 aligned along the first axis (X axis) (two may be provided on both edges of the rotary groove 1041). In addition, a seating groove 1042 may be provided at an edge of the rotating groove 1041 so that the third ball bearing 1142 may be inserted. Here, the mounting groove 1042 may be provided in a straight or curved shape long in the first axis (X-axis) direction along the rim. In addition, the cross section of the seating groove 1042 may have various shapes such as a round shape and a polygonal shape.

The third ball bearing 1142 may be freely rotatable or fixed to the housing 1010-2 or the rotation holder 1120-2. When the third ball bearing 1142 is provided in a state fixed to the housing 1010-2 or the rotary holder 1120-2, the third ball bearing 1142 may be provided in a spherical shape or a hemisphere shape (which may be smaller or larger than the hemisphere). In addition, when the third ball bearing 1142 is provided in a state fixed to the housing 1010-2 or the rotary holder 1120-2, the third ball bearing 1142 may be manufactured as a whole, or the third ball bearing 1142 may be manufactured separately to provide a housing ( 1010-2) or the rotary holder 1120-2.

Since the reflective module 1100-2 of the present embodiment includes a third ball bearing 1142 aligned along the first axis (X axis), the rotary holder 1120-2 is provided with a housing through the third ball bearing 1142. A second that rotates about the first axis (X axis) or is perpendicular to the first axis (X axis) while being supported by the attractive force of the pulling magnet 1151 and the pulling yoke 1153 to 1010-2. It can rotate about the axis (Y axis).

In this case, since only the third ball bearing 1142 aligned along the first axis (X axis) is provided, the rotation axis of the rotation holder 1120-2 is substantially equal to the first axis (X axis). 3 corresponds to the first axis (X axis) connecting the ball bearings 1142, but when rotating about the second axis (Y axis), the inner surface of the housing 1010-2 provided with the third ball bearing 1142 A rotation axis of the rotation holder 1120-2 substantially parallel to the second axis (Y axis) may be formed at a virtual point that is moved a predetermined distance in the direction of the rotation holder 1120-2. However, the position of the rotating shaft can be variously changed according to the design shape. This will be described later in detail with reference to FIGS. 15A to 16C.

The reflection module 1100-2 includes a reflection member 1110-2, a rotation holder 1120-2 on which the reflection member 1110-2 is mounted, and a housing 1010-2 supporting the rotation holder 1120-2. And a first driver 1140 generating a driving force to move the rotation holder 1120-2.

The reflective member 1110-2 is configured to change the traveling direction of the light. For example, the reflective member 1110-2 may be a mirror or a prism that reflects light. The reflection member 1110-2 is fixed to the rotation holder 1120-2.

The first driver 1140 generates a driving force so that the rotation holder 1120-2 can rotate based on two directions. For example, the first driver 1140 includes a plurality of magnets 1141a, 1143a and 1145a and a plurality of coils 1141b, 1143b and 1145b disposed to face the plurality of magnets 1141a, 1143a and 1145a. Position sensors 1141c and 1143c may be provided to detect the position of the holder 1120-2. Regarding the driving and providing positions thereof, the same description as that of the first embodiment is omitted.

15A to 15C are views schematically showing a rotation holder rotated about a first axis according to a second embodiment of the present invention, and FIGS. 16A to 16C are rotations according to a second embodiment of the present invention. It is a view schematically showing how the holder is rotated about the second axis.

15A to 15C, when the rotation holder 1120-2 rotates about the first axis (X axis), the third ball bearing 1142 is arranged on the first axis (X axis). Will rotate. In this case, since only the third ball bearing 1142 is aligned along the first axis (X axis), the rotation axis of the rotation holder 1120-2 is approximately third when the reference axis rotates about the first axis (X axis). An extension line connecting the ball bearings 1142 is approximately parallel with the first axis (X axis).

Referring to FIGS. 16A through 16C, when the rotation holder 1120-2 rotates about the second axis (Y-axis), the inner surface of the housing 1010-2 provided with the third ball bearing 1142 is rotated. A rotation axis of the rotation holder 1120-2 substantially parallel to the second axis (Y axis) may be formed at a virtual point that is moved a predetermined distance in the direction of the holder 1120-2. In this case, since the rotating shaft is provided at a part spaced apart from the contact portion of the third ball bearing 1142 and the rotating holder 1120-2, the sliding amount of the rotating holder 1120-2 is based on the first axis (X axis). There may be more than if you are moving.

17 is an exploded perspective view of a camera module according to a third embodiment of the present invention, Figure 17 is an exploded perspective view showing a coupling relationship between the housing and the rotation holder of the camera module according to a third embodiment of the present invention.

17 and 18, the camera module 1003 according to the third embodiment differs only in the configuration of the reflection module when compared to the camera module 1000 according to the first embodiment, and all other configurations are the same. Hereinafter, the configuration of the reflective module having a difference will be described in detail, and the remainder of the same configuration uses the same reference numerals, and detailed description thereof will be omitted.

The camera module 1003 according to the third embodiment of the present invention includes a reflection module 1100-3, a lens module 1200, and an image sensor module 1300 provided in the housing 1010-3.

Unlike the first embodiment, the reflection module 1100-3 according to the third embodiment has the rotary holder 1120-3 without the additional configuration, and the fourth ball bearing 1143 of the housing 1010-3 does not require additional configuration. It is supported on the inner surface (ie, no corresponding configuration of the rotating plate 1130 of the first embodiment).

To this end, the housing 1010-3 is provided with a rotating groove 1043 at a portion opposite to the rotating holder 1120-3, and the rotating protrusion 143 is inserted into the rotating groove 1043 with the rotating holder 1120-3. 1026). However, in order to ensure that the rotation holder 1120-3 has only a rotation having two degrees of freedom with respect to a predetermined axis (for example, the X axis and the Y axis), the rotation groove 1043 and the rotation protrusion 1026 are formed on the Z axis. Viewed in the direction, for example, it may be a polygonal shape such as a triangle, a rectangle, etc. (except that the circle can be added rotational degrees of freedom). This is because when the rotary groove 1043 and the rotary protrusion 1026 is provided in a polygon, after the rotary protrusion 1026 is inserted into the rotary groove 1043, the corner portions are interlocked with each other and cannot be rotated based on the Z axis. .

In addition, the edges of the rotary groove 1043 and the rotary protrusion 1026 may be provided as an inclined surface or a rounded surface to facilitate rotation about a predetermined axis (X axis, Y axis).

In addition, the edge of the rotary groove 1043 is provided with a fourth ball bearing 1143 aligned along the second axis (Y axis) (two to be aligned in the Y axis direction on both edges of the rotary groove 1043). Can be). In addition, a seating groove 1044 may be provided at the edge of the rotating groove 1043 to insert the fourth ball bearing 1143. Here, the mounting groove 1044 may be provided in a straight or curved shape long in the second axis (Y-axis) direction along the edge. In addition, the cross-section of the seating groove 1044 may be a variety of shapes, such as round shape, polygonal shape.

The fourth ball bearing 1143 may be freely rotatable or fixed to the housing 1010-3 or the rotation holder 1120-3. When the fourth ball bearing 1143 is provided in a state fixed to the housing 1010-3 or the rotary holder 1120-3, the fourth ball bearing 1143 may be provided in a spherical shape or a hemispherical shape (which may be smaller or larger than the hemisphere). In addition, when the fourth ball bearing 1143 is fixed to the housing 1010-3 or the rotating holder 1120-3, the fourth ball bearing 1143 may be integrally manufactured as a whole, or the fourth ball bearing 1143 may be separately manufactured to provide a housing ( 1010-3) or the rotary holder 1120-3.

Since the reflective module 1100-3 of the present embodiment includes a fourth ball bearing 1143 aligned along the second axis (Y axis), the rotation holder 1120-3 is provided with a housing through the fourth ball bearing 1143. The first axis that rotates about the second axis (Y axis) or is perpendicular to the second axis (Y axis) while being supported by the attractive force of the pulling magnet 1151 and the pulling yoke 1153 to 1010-3. It can rotate about the axis (X axis).

In this case, since only the fourth ball bearing 1143 aligned along the second axis (Y axis) is provided, the rotation axis of the rotation holder 1120-3 is substantially equal to the second axis (Y axis). 4 When rotating about the second axis (Y axis) connecting the ball bearing 1143 or the first axis (X axis), the fourth ball bearing 1143 is rotated on the inner surface of the housing 1010-3 provided with the ball bearing 1143. A rotation axis of the rotation holder 1120-3 substantially parallel to the first axis (X axis) may be formed at a virtual point that is moved a predetermined distance in the direction of the holder 1120-3. This will be described later in detail with reference to FIGS. 19A to 20C.

The reflection module 1100-3 includes a reflection member 1110-3, a rotation holder 1120-3 on which the reflection member 1110-3 is mounted, and a housing 1010-3 supporting the rotation holder 1120-3. And a first driver 1140 generating a driving force to move the rotation holder 1120-3.

The reflective member 1110-3 is configured to change the traveling direction of the light. For example, the reflective member 1110-3 may be a mirror or a prism that reflects light. The reflective member 1110-3 is fixed to the rotation holder 1120-3.

The first driving unit 1140 generates a driving force to enable the rotation holder 1120-3 to rotate based on two directions. For example, the first driver 1140 includes a plurality of magnets 1141a, 1143a and 1145a and a plurality of coils 1141b, 1143b and 1145b disposed to face the plurality of magnets 1141a, 1143a and 1145a. Position sensors 1141c and 1143c may be provided to detect the position of the holder 1120-3. Regarding the driving and providing positions thereof, the same description as that of the first embodiment is omitted.

19A to 19C are views schematically showing a rotation holder according to a third embodiment of the present invention being rotated about a first axis, and FIGS. 20A to 20C are rotations according to a third embodiment of the present invention. Schematically shows how the holder is rotated about the second axis,

19A to 19C, when the rotation holder 1120-3 rotates about the first axis (X-axis), it rotates on the inner surface of the housing 1010-3 provided with the fourth ball bearing 1143. A rotation axis of the rotation holder 1120-3 substantially parallel to the first axis (X axis) may be formed at a virtual point that is moved a predetermined distance in the direction of the holder 1120-3. In this case, since the rotating shaft is provided at a part spaced apart from the contact portion of the fourth ball bearing 1143 and the rotating holder 1120-3, the sliding amount of the rotating holder 1120-3 is based on the second axis (Y axis). There may be more than if you are moving.

20A to 20C, when the rotation holder 1120-3 rotates about the second axis (Y axis), the fourth ball bearing 1143 is arranged on the second axis (Y axis). Will rotate. In this case, since only the fourth ball bearing 1143 aligned along the second axis (Y axis) is provided, the rotation axis of the rotation holder 1120-3 is approximately fourth when the axis is rotated based on the second axis (Y axis). An extension line connecting the ball bearings 1143, which is approximately parallel to the second axis (Y axis).

FIG. 21 is an exploded perspective view of a camera module according to a fourth embodiment of the present invention, and FIG. 22 is an exploded perspective view showing a coupling relationship between a housing and a rotating holder of a camera module according to a fourth embodiment of the present invention.

21 and 22, in the camera module 1004 according to the fourth embodiment, a seating groove in which the third ball bearing 1142 is seated is rotated as compared with the camera module 1002 according to the second embodiment. 1120-2) except that the rest of the configuration is the same. Hereinafter, only the configuration of the seating grooves having a difference will be briefly described, and the same components will be used for the same reference numerals, and detailed descriptions thereof will be omitted.

The camera module 1004 according to the fourth embodiment of the present invention includes a reflection module 1100-2, a lens module 1200, and an image sensor module 1300 provided in the housing 1010-2.

Unlike the second embodiment, the reflective module 1100-2 according to the fourth embodiment includes a seating groove 1027 in which the third ball bearing 1142 is seated in the rotation holder 1120-2. Here, the mounting groove 1027 may be provided in a straight or curved shape in the direction of the first axis (X axis) to the edge of the rotary protrusion 1025. In addition, the cross section of the seating groove 1027 may have various shapes such as a round shape and a polygonal shape. All other configurations are the same as those in the second embodiment, so detailed description thereof will be omitted.

In addition, only the position where the third ball bearing 1142 is provided is slightly different according to the structure in which the seating groove 1027 is provided in the rotation holder 1120-2, and the rotation holder 1120-2 is formed on the first axis X. Axis) or the second rotational axis (Y axis) is the same as that of the second embodiment, and the related figure is replaced with FIGS. 15A to 15C and 16A to 16C.

FIG. 23 is an exploded perspective view of a camera module according to a fifth embodiment of the present invention, and FIG. 24 is an exploded perspective view showing a coupling relationship between a housing and a rotating holder of a camera module according to a fifth embodiment of the present invention.

Referring to FIGS. 23 and 24, the camera module 1005 according to the fifth embodiment has a seat holder groove in which the fourth ball bearing 1143 is seated, as compared with the camera module 1003 according to the third embodiment. 1120-3) except that the rest of the configuration is the same. Hereinafter, only the configuration of the seating grooves having a difference will be briefly described, and the same components will be used for the same reference numerals, and detailed descriptions thereof will be omitted.

The camera module 1005 according to the fifth embodiment of the present invention includes a reflection module 1100-3, a lens module 1200, and an image sensor module 1300 provided in the housing 1010-3.

Unlike the third embodiment, the reflective module 1100-3 according to the fifth embodiment includes a mounting groove 1028 in which the fourth ball bearing 1143 is seated in the rotation holder 1120-3. Here, the seating groove 1028 may be provided in a straight or curved shape long in the direction of the second axis (Y axis) on the edge of the rotary protrusion 1025. In addition, the cross-section of the seating groove 1028 may be a variety of shapes, such as round shape, polygonal shape. All other configurations are the same as in the third embodiment, so detailed description thereof will be omitted.

In addition, according to the structure in which the seating groove 1028 is provided in the rotary holder 1120-3, only the position where the fourth ball bearing 1143 is provided is slightly different, and the rotary holder 1120-3 is formed on the first axis X. Axis) or the second rotational axis (Y axis) is almost the same as in the third embodiment, and thus the illustration in this regard is replaced by FIGS. 19A to 19C and 20A to 20C.

25 is a perspective view of a portable electronic device according to another embodiment of the present invention.

Referring to FIG. 25, the portable electronic device 2 according to an embodiment of the present invention may be a portable electronic device such as a mobile communication terminal, a smart phone, a tablet PC, or the like, equipped with a plurality of camera modules 500 and 1000. have.

In the present embodiment, a plurality of camera modules 500 and 1000 may be mounted on the portable electronic device 2.

At least one camera module among the plurality of camera modules 500 and 1000 may be a camera module 1000-1001, 1002, 1003, 1004, and 1005 according to the first to fifth embodiments described with reference to FIGS. 2 to 23. May be).

That is, in the case of a portable electronic device having a dual camera module, at least one of two camera modules may be provided as the camera module 1000-1001, 1002, 1003, 1004, 1005 according to an embodiment of the present invention. .

Through such an embodiment, the camera module and the portable electronic device including the same according to an embodiment of the present invention may implement a function such as auto focusing, zooming, and image stabilization, while simplifying the structure and reducing the size. In addition, power consumption can be minimized.

In the above description of the configuration and features of the present invention based on the embodiment according to the present invention, the present invention is not limited thereto, and various changes or modifications can be made within the spirit and scope of the present invention. As will be apparent to those skilled in the art, such changes or modifications are intended to fall within the scope of the appended claims.

1, 2: portable electronic devices
1000 (1001, 1002, 1003, 1004, 1005): camera module
1100, 1100-2, 1100-3: reflection module
1110, 1110-2, 1110-3: reflective member
1120, 1120-2, 1120-3: rotating holder
1010, 1010-2, 1010-3: housing
1140: first driving unit
1200: lens module
1220: lens holder
1240: second drive unit
1300: image sensor module

Claims (22)

A housing having an inner space;
A rotating holder having a reflective member and supported in a state in which a rotating plate is sandwiched between inner walls of the housing so as to be provided in the inner space; And
And a driving unit providing a driving force to allow the rotation holder to flow and including a driving magnet and a driving coil.
Each of the housing and the rotating holder is selectively provided with a pulling magnet or a pulling yoke, and the rotating holder is supported on the inner wall of the housing by the attractive force of the pulling magnet and the pulling yoke.
The driving magnet and the pulling magnet are provided separately from the camera shake correction reflection module. The method of claim 1,
The rotating plate is rotatable about a first axis approximately perpendicular to the optical axis with respect to the housing,
And the rotation holder is rotatably provided with respect to the rotating plate about the optical axis and the second axis approximately perpendicular to the first axis. The method of claim 2,
The rotating plate moves with the rotating holder when the rotating plate rotates about the first axis.
The rotation holder is an image stabilization reflection module that rotates relative to the rotating plate when the rotation about the second axis. A housing having an inner space;
A rotating holder having a reflective member and supported in a state in which a rotating plate is sandwiched between inner walls of the housing so as to be provided in the inner space; And
And a driving unit providing a driving force to allow the rotation holder to flow.
Each of the housing and the rotating holder is selectively provided with a pulling magnet or a pulling yoke, and the rotating holder is supported on the inner wall of the housing by the attractive force of the pulling magnet and the pulling yoke.
The rotating plate may include a plurality of ball bearing sets arranged on one surface facing the housing and the other surface facing the rotary holder in a first axis and a second axis direction perpendicular to the first axis, respectively. A housing having an inner space;
A rotating holder having a reflective member and supported in a state in which a rotating plate is sandwiched between inner walls of the housing so as to be provided in the inner space; And
And a driving unit providing a driving force to allow the rotation holder to flow.
Each of the housing and the rotating holder is selectively provided with a pulling magnet or a pulling yoke, and the rotating holder is supported on the inner wall of the housing by the attractive force of the pulling magnet and the pulling yoke.
Between the rotating plate and the housing is provided with at least two first ball bearings aligned along a first axis approximately perpendicular to the optical axis,
And at least two second ball bearings arranged along an optical axis and a second axis approximately perpendicular to the first axis, between the rotating holder and the rotating plate. The method of claim 5,
The rotating plate is rotatable relative to the first axis,
The rotation holder is a hand shake correction reflection module capable of rotational movement with respect to the second axis. The method of claim 5,
The first ball bearing is fixed to the rotating plate or the housing or provided to be freely rotatable,
The second ball bearing is a camera shake correction reflection module which is fixed to the rotating plate or the rotating holder or provided to be free to rotate. The method of claim 5,
The first ball bearing and the second ball bearing are a shake reduction reflection module having a spherical shape or a part of a spherical shape. A housing having an inner space;
A rotating holder having a reflective member and supported in a state in which a rotating plate is sandwiched between inner walls of the housing so as to be provided in the inner space; And
And a driving unit providing a driving force to allow the rotation holder to flow.
Each of the housing and the rotating holder is selectively provided with a pulling magnet or a pulling yoke, and the rotating holder is supported on the inner wall of the housing by the attractive force of the pulling magnet and the pulling yoke.
Between the rotating plate and the housing is provided with at least one first ball or semi-cylindrical first ball bearing is provided along the first axis substantially perpendicular to the optical axis,
And a second ball bearing having at least one cylindrical or semi-cylindrical shape that is provided between the rotary holder and the rotary plate along an optical axis and a second axis substantially perpendicular to the first axis. delete A housing having an inner space;
A rotating holder having a reflective member and supported on an inner wall of the housing to be provided in the inner space;
At least two ball bearings arranged in a first axial direction substantially perpendicular to the optical axis direction between the housing and the rotary holder; And
And a driving unit providing a driving force to allow the rotation holder to flow and including a driving magnet and a driving coil.
Each of the housing and the rotating holder is selectively provided with a pulling magnet or a pulling yoke, and the rotating holder is supported on the inner wall of the housing by the attractive force of the pulling magnet and the pulling yoke.
The driving magnet and the pulling magnet are provided separately from the camera shake correction reflection module. The method of claim 11,
The rotating holder is rotatable about the first axis,
The rotation holder is a camera shake correction reflection module capable of rotating about the optical axis and the second axis perpendicular to the first axis. The method of claim 12,
The rotation holder is a shake reduction reflection module for sliding the surface of the ball bearing when the rotational movement about the second axis. The method of claim 12,
And the rotation axis of the rotation holder is formed at a portion spaced apart from the ball bearing by a predetermined distance in the direction of the rotation holder when the rotation holder rotates with respect to the second axis. The method of claim 12,
And the rotation holder moves in the first axis direction at a contact portion with the ball bearing when the rotation holder rotates about the second axis. delete The method of claim 11,
Any one of the housing and the rotary holder is provided with a seating groove,
The ball bearing is a camera shake correction reflection module which is fixed to the housing or the rotation holder or freely rotatable. The method of claim 11,
Opposite surfaces of the housing or the rotary holder are provided with a rotary projection or a rotary groove, respectively,
Hand shake correction reflection module provided with the ball bearing between the rotating projection and the rotating groove. The method of claim 18,
The rotation projection and the rotation groove is a hand shake correction reflection module is provided with an inclined surface or a rounded surface. The method of claim 18,
Image stabilization correction module having a guide groove which is provided in the rotary projection or the rotary groove along the direction in which the ball bearing is aligned. The method of claim 20,
The cross-section of the guide groove is the image stabilization reflection module of the cross-section of the round shape or polygonal shape. A lens module having a plurality of lenses; And
And a camera shake correction reflection module according to claim 1 or 11, which is disposed in front of the lens module and changes the path of the light so that light incident therein is directed toward the lens module.

Images