KR20180007485A - Dual camera module and optical apparatus - Google Patents

Abstract

The present invention relates to a dual camera module. According to an embodiment of the present invention, the dual camera module includes: a first camera module including a first housing, a first bobbin arranged on the inside of the first housing, a first magnet unit arranged on the first housing, and a first coil which is arranged on the first bobbin while having an electromagnetic interaction with the first magnet unit; and a second camera module including a second housing spaced apart from the first housing, a second bobbin arranged in the second housing, a second magnet unit arranged on the second housing, and a second coil which is arranged on the second bobbin electromagnetic interaction with the second magnet unit. The first magnet unit includes first and second magnet parts arranged on the opposite side surfaces of the first housing. The second magnet unit includes third to sixth magnet parts arranged on four corners of the second housing. A third magnet unit is arranged on the side surface of the first housing facing the second housing. The third magnet unit is arranged between the first and second magnet units. The third magnet units are arranged on a virtual line connecting the optical shafts of the first and second camera modules while being smaller than the first magnet.

Description

[0001] DESCRIPTION [0002] Dual camera module and optical apparatus [

The present embodiment relates to a dual camera module and an optical device.

The following description provides background information for the present embodiment and does not describe the prior art.

As the spread of various portable terminals is widely popularized and the wireless Internet service is commercialized, the demands of consumers related to portable terminals are diversified, and various kinds of additional devices are installed in portable terminals.

Among them, there is a camera module which photographs a subject as a photograph or a moving picture. The camera module is equipped with an AF camera module with AF (Auto Focus) function, which automatically adjusts the focus according to the distance of the subject, and an optical image stabilization (OIS) function, OIS camera module with function.

Recently, research is being conducted on a dual camera module in which an AF camera module and an OIS camera module are arranged side by side. However, in the above-mentioned dual camera module, there is a problem that the magnet of the OIS camera module deviates from the correct position due to the influence of the magnet of the AF camera module.

The present embodiment is intended to provide a dual camera module in which the influence of the magnetic force of the magnet of the AF camera module on the magnet of the OIS camera module is minimized.

Also, an optical apparatus including the dual camera module is provided.

The dual camera module according to the present embodiment includes a first housing, a first bobbin located inside the first housing, a first magnet unit located in the first housing, and a second magnet unit located in the first bobbin, A first camera module including a first coil that electromagnetically interacts with a magnet unit; A second housing located at a distance from the first housing, a second bobbin located inside the second housing, a second magnet unit located at the second housing, and a second magnet unit located at the second bobbin, And a second camera module including a second coil magnetically interacting with the second magnet unit, wherein the first magnet unit includes a first magnet and a second magnet disposed on opposite sides of the first housing, Wherein the second magnet unit includes third to sixth magnets disposed at four corners of the second housing and a third magnet unit is disposed on the side of the first housing facing the second housing, , The third magnet unit is disposed between the first magnet and the second magnet, the third magnet unit is smaller than the first magnet, and the optical axis of the first camera module and the optical axis of the second camera module connect And may be located on a hypothetical line.

The first and second magnets may be symmetrical about an optical axis of the first camera module, and the first and second magnets may have a flat plate shape.

The third through sixth magnets may be symmetrical with respect to the optical axis of the second camera module, and the third through sixth magnets may have a columnar shape whose inner side is larger than the outer side.

Wherein the first housing includes a first side on which the first magnet is disposed, a second side on which the third magnet unit is disposed, and a third side on which the second magnet is disposed, The length of the third magnet unit in a direction parallel to the second side may be shorter than a distance between the third magnet and the sixth magnet.

Wherein the first housing includes a first side on which the first magnet is disposed, a second side on which the third magnet unit is disposed, and a third side on which the second magnet is disposed, The length of the third magnet unit in a direction parallel to the second side may be 50% or less of the length of the first magnet in a direction parallel to the first side.

The first camera module may further include a fourth magnet unit disposed in the first housing and disposed to be symmetrical with respect to the third magnet unit about the optical axis of the first camera module.

The second camera module may further include a base positioned below the second housing, and a third coil positioned on the base and electromagnetically interacting with the second magnet unit.

Wherein the first housing of the first camera module is a first cover member and the second camera module further comprises a second cover member that houses the second housing and is spaced apart from the first cover member, The separation distance between the cover member and the first cover member may be within 4 mm.

Wherein the first housing of the first camera module is a first cover member and the second camera module further comprises a second cover member which houses the second housing and is spaced apart from the first cover member, 2 The separation distance between the cover member and the first cover member may be within 2 mm.

The first cover member and the second cover member may be non-magnetic bodies.

Wherein the first cover member includes a first side plate opposed to the second cover member and the second cover member includes a second side plate opposed to the first side plate and a length in the longitudinal direction of the second side plate May be within 1.5 times the length of the first side plate in the longitudinal direction.

The optical apparatus according to the present embodiment includes a main body, a dual camera module disposed in the main body and capturing an image of a subject, and a display unit disposed in the main body and outputting an image photographed by the dual camera module, The camera module includes a first housing, a first bobbin located inside the first housing, a first magnet unit located in the first housing, and a second magnet unit located in the first bobbin, A first camera module comprising a first coil that interacts miraculously; A second housing located at a distance from the first housing, a second bobbin located inside the second housing, a second magnet unit located at the second housing, and a second magnet unit located at the second bobbin, And a second camera module including a second coil for electromagnetic interaction with the second magnet unit, wherein the first housing has a first side, a third side located opposite the first side, And a second side located between the first and third sides, the second housing having an eighth side facing the second side, a sixth side located on the opposite side of the eighth side, The first magnet unit includes a first magnet located on the first side face and a second magnet located on the third side face, And the second magnet unit includes a second magnet located in the fifth and sixth A fourth magnet located between the sixth and seventh sides, a fifth magnet located between the seventh and eighth sides, and a fourth magnet located between the eighth and fifth sides And the third magnet unit is disposed on the second side surface, and the third magnet unit is smaller than the first magnet, and the optical axis of the first camera module and the second camera module Lt; RTI ID = 0.0 > connecting < / RTI >

The influence of the magnetic force on the magnet of the OIS camera module can be minimized in the magnet of the AF camera module through this embodiment.

This makes it possible to minimize the distance between the AF camera module and the OIS camera module.

1 is a perspective view of a dual camera module according to the present embodiment.
2 is an exploded perspective view of the first camera module according to the present embodiment.
3 is an exploded perspective view of the mover of the first camera module according to the present embodiment.
4 is an exploded perspective view of the stator of the first camera module according to the present embodiment.
5 is an exploded perspective view of the first AF supporting member of the first camera module according to the present embodiment.
6 is an exploded perspective view of the second camera module according to the present embodiment.
7 is an exploded perspective view of the AF mover of the second camera module according to the present embodiment.
8 is an exploded perspective view of the OIS mover of the second camera module according to the present embodiment.
9 is an exploded perspective view of the stator of the second camera module according to the present embodiment.
10 is an exploded perspective view of a second 2AF supporting member of the second camera module according to the present embodiment.
11 is a perspective view of the dual camera module according to the present embodiment as viewed in plan.
12 is a conceptual diagram of a dual camera module according to the present embodiment.
13 is a conceptual diagram of a dual camera module according to the first modification.
14 is a conceptual diagram of a dual camera module according to the second modification.

Hereinafter, some embodiments of the present invention will be described with reference to exemplary drawings. In describing the components in the drawings, the same components are denoted by the same reference numerals whenever possible, even if they are displayed on other drawings. In the following description of the embodiments of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the difference that the embodiments of the present invention are not conclusive.

In describing the components of the embodiment of the present invention, terms such as first, second, A, B, (a), and (b) may be used. These terms are intended to distinguish the constituent elements from other constituent elements, and the terms do not limit the nature, order or order of the constituent elements. When a component is described as being "connected", "coupled", or "connected" to another component, the component may be directly connected, coupled, or connected to the other component, It is to be understood that another element may be "connected "," coupled ", or "connected" between elements.

The "optical axis direction" used below is defined as the optical axis direction of the lens module of the camera module. On the other hand, the "optical axis direction" can be used in combination with the up-and-down direction, the z-

The "autofocus function" used below is to focus the subject by adjusting the distance from the image sensor by moving the lens module in the direction of the optical axis according to the distance of the subject so that a clear image of the subject can be obtained with the image sensor Function. On the other hand, "autofocus" can be mixed with "AF (Auto Focus)".

The "camera shake correction function" used below is defined as a function of moving or tilting the lens module in the direction perpendicular to the optical axis direction so as to cancel the vibration (motion) generated in the image sensor by external force. On the other hand, "camera shake correction" can be mixed with "OIS (Optical Image Stabilization)".

Hereinafter, the configuration of the optical device according to the present embodiment will be described.

The optical device can be a mobile phone, a mobile phone, a smart phone, a portable smart device, a digital camera, a laptop computer, a digital broadcasting terminal, a PDA (personal digital assistant), a portable multimedia player (PMP) have. However, the present invention is not limited thereto, and any device for photographing a picture or a photograph is possible.

The optical device may include a main body (not shown), a dual camera module, and a display portion (not shown). However, any one or more of the main body, the dual camera module, and the display unit may be omitted or changed in the optical apparatus.

The body can form the appearance of the optical device. The body may include, for example, a rectangular parallelepiped shape. However, the present invention is not limited thereto. Alternatively, the body may be rounded at least in part. The main body can accommodate a dual camera module. A display section may be disposed on one side of the main body.

The dual camera module may be disposed in the body. The dual camera module may be disposed on one side of the main body. At least a part of the dual camera module can be accommodated in the main body. The dual camera module can capture the image of the subject.

The display portion may be disposed in the main body. The display unit may be disposed on one side of the main body. That is, the display unit can be disposed on the same plane as the dual camera module. Alternatively, the display portion may be disposed on the other surface of the main body. The display portion may be disposed on a side opposite to a side where the dual camera module is disposed. The display unit can output the image photographed by the dual camera module.

Hereinafter, the configuration of the dual camera module according to the present embodiment will be described with reference to the drawings.

FIG. 1 is a perspective view of a dual camera module according to the present embodiment, FIG. 2 is an exploded perspective view of a first camera module according to the present embodiment, FIG. 3 is an exploded perspective view of a mover of a first camera module according to the present embodiment FIG. 4 is an exploded perspective view of the stator of the first camera module according to the present embodiment, FIG. 5 is an exploded perspective view of the first AF supporting member of the first camera module according to the present embodiment, and FIG. 7 is an exploded perspective view of the AF mover of the second camera module according to the present embodiment, Fig. 8 is an exploded perspective view of the OIS mover of the second camera module according to the present embodiment, and Fig. 9 is an exploded perspective view of the stator of the second camera module according to the present embodiment, Fig. 10 is an exploded perspective view of the second AF supporting member of the second camera module according to the present embodiment, Fig. 11 is a cross- Looking at the module in a plane And FIG. 12 is a conceptual diagram of a dual camera module according to the present embodiment.

The dual camera module according to the present embodiment may include a first camera module 1000 and a second camera module 2000.

The first camera module 1000 may be a camera module for AF driving. At this time, the first camera module 1000 may be referred to as an " AF camera module ". Alternatively, the first camera module 1000 may be provided as a camera module for OIS driving.

The first camera module 1000 includes a first lens driving device, a first lens module (not shown), a first infrared filter (not shown), a first printed circuit board 1001, a first image sensor (not shown) And a first control unit (not shown). However, in the first camera module 1000, at least one of the first lens driving device, the first lens module, the first infrared filter, the first printed circuit board 1001, the first image sensor, can be changed.

The first lens module may include a lens and a lens barrel. The first lens module may include one or more lenses (not shown) and a lens barrel for receiving one or more lenses. However, one configuration of the first lens module is not limited to the lens barrel, and any structure can be used as long as it can support one or more lenses. The first lens module is coupled to the first lens driving device and can move together with the first lens driving device. The first lens module may be coupled to the inside of the first lens driving device. The first lens module may be screwed with the first lens driving device. The first lens module can be coupled to the first lens driving device by an adhesive (not shown). On the other hand, the light having passed through the first lens module can be irradiated to the first image sensor.

The first infrared filter can block the light of the infrared region from being incident on the first image sensor. The first infrared filter may be located between the first lens module and the first image sensor. The first infrared filter may be located in a holder member (not shown) provided separately from the first base 1500. However, the first infrared filter may be mounted on the opening 1510 formed at the center of the first base 1500. The first infrared ray filter may be formed of a film material or a glass material. The first infrared ray filter may be formed by coating an infrared ray blocking coating material on a plate-like optical filter such as a cover glass for protecting an image pickup surface and a cover glass. The first infrared filter may be an infrared cut filter or an infrared cut filter.

The first printed circuit board 1001 can support the first lens driving device. A first image sensor can be mounted on the first printed circuit board 1001. [ For example, a first image sensor may be disposed on the upper surface of the first printed circuit board 1001, and a first sensor holder 1002 may be disposed on the upper surface of the first printed circuit board 1001. A first lens driving device is located above the first sensor holder 1002. The first sensor holder 1002 may be integrally formed with the first base 1500. Alternatively, the first lens driving unit may be located outside the upper surface of the first printed circuit board 1001, and the first image sensor may be located inside the upper surface of the first printed circuit board 1001. With this structure, light having passed through the first lens module housed inside the first lens driving device can be irradiated to the first image sensor mounted on the first printed circuit board 1001. [ The first printed circuit board 1001 can supply power to the first lens driving device. On the other hand, a first control unit for controlling the first lens driving unit may be disposed on the first printed circuit board 1001. [

The first image sensor can be mounted on the first printed circuit board 1001. The first image sensor may be positioned such that the optical axis thereof coincides with the first lens module. Thereby, the first image sensor can acquire the light passing through the first lens module. The first image sensor can output the irradiated light as an image. The first image sensor may be a charge coupled device (CCD), a metal oxide semi-conductor (MOS), a CPD, and a CID. However, the type of the first image sensor is not limited thereto.

The first control unit may be mounted on the first printed circuit board 1001. The first control unit may be located outside the first lens driving unit. However, the first control unit may be located inside the first lens driving unit. The first control unit can control the direction, intensity, and amplitude of the current supplied to each of the components constituting the first lens driving apparatus. The first control unit may perform at least one of the autofocus function and the camera shake correction function of the first camera module 1000 by controlling the first lens driving unit. That is, the first control unit may control the first lens driving unit to move the first lens module in the optical axis direction or tilt it in the direction perpendicular to the optical axis direction. Furthermore, the first control unit may perform feedback control of the autofocus function and the shake correction function. More specifically, the first control unit receives the position of the first bobbin 1210 sensed by the hall sensor (not shown) and controls the power or current applied to the first coil 1220 to perform a more precise autofocus function .

The first camera module 1000 includes a first cover member 1100, a mover 1200, a stator 1300, a third magnet unit 1410, a fourth magnet unit 1420, a first base 1500, And a first AF support member 1600. In the first camera module 1000, the first cover member 1100, the mover 1200, the stator 1300, the third magnet unit 1410, the fourth magnet unit 1420, the first base 1500 ), And the first AF support member 1600 may be omitted or changed. In particular, the fourth magnet unit 1420 may be omitted in the first modification. Further, the third magnet unit 1410 and the fourth magnet unit 1420 may be omitted in the second modification.

The first cover member 1100 may be integrally formed with the first housing 1310. Alternatively, the first cover member 1100 may be omitted and the first housing 1310 may function as the first cover member 1100. [ That is, the first cover member 1100 may be the first housing 1310.

The first cover member 1100 can form the appearance of the first lens driving device. The first cover member 1100 may be in the form of a hexahedron having an open bottom. However, the present invention is not limited thereto. The first cover member 1100 may be a non-magnetic material. If the first cover member 1100 is formed of a magnetic material, the magnetic force of the first cover member 1100 may affect the second magnet unit 2320 of the second camera module 2000. The first cover member 1100 may be formed of a metal material. More specifically, the first cover member 1100 may be formed of a metal plate. In this case, the first cover member 1100 may block electromagnetic interference (EMI). Because of this feature of the first cover member 1100, the first cover member 1100 can be referred to as an "EMI shield can ". The first cover member 1100 can block the airflow generated from the outside of the first lens driving device from flowing into the first cover member 1100. Also, the first cover member 1100 can prevent the radio waves generated inside the first cover member 1100 from being emitted to the outside of the first cover member 1100. However, the material of the first cover member 1100 is not limited thereto.

The first cover member 1100 may include an upper plate 1101 and a side plate 1102. The first cover member 1100 may include an upper plate 1101 and a side plate 1102 extending downward from the outer side of the upper plate 1101. The lower end of the side plate 1102 of the first cover member 1100 can be mounted to the first base 1500. The lower end of the side plate 1102 of the first cover member 1000 may be coupled to the stepped portion 1540 of the first base 1500. [ The first cover member 1100 may be mounted on the first base 1500 in such a manner that the inner surface of the first cover member 1100 comes into close contact with part or all of the side surface of the first base 1500. The mover 1200, the stator 1300, and the first AF support member 1600 may be positioned in the inner space formed by the first cover member 1100 and the first base 1500. [ With such a structure, the first cover member 1100 can protect the internal components from external impact and prevent the infiltration of external contaminants. The lower end of the side plate 1102 of the first cover member 1100 may be directly coupled to the first printed circuit board 1001 located below the first base 1500. [ Some of the plurality of side plates 1102 may be opposed to the second cover member 2100.

The first cover member 1100 may include an opening 1110 and an extension 1120. However, the extension portion 1120 of the first cover member 1100 may be omitted or changed.

The opening 1110 may be formed in the upper plate 1101. The opening 1110 can expose the first lens module. The opening 1110 may be provided in a shape corresponding to the first lens module. The size of the opening 1110 may be larger than the diameter of the first lens module so that the first lens module can be assembled through the opening 1110. On the other hand, light introduced through the opening 1110 can pass through the first lens module. At this time, light passing through the first lens module can be acquired as an image from the first image sensor.

The extension portion 1120 can be bent and extended downward from the inner circumferential surface of the upper plate 1101. The extension 1120 may be referred to as an "inner yoke. &Quot; At least a portion of the extension 1120 may be formed in the first bobbin 1210 and inserted into the groove. With this structure, it is possible to prevent the first bobbin 1210 from rotating in the process of screwing the first lens module to the first bobbin 1210. The extension portion 1120 can prevent the first bobbin 1210 from rotating with respect to the first cover member 1100 in other cases.

The mover 1200 can be coupled to the first lens module. The mover 1200 can house the first lens module inside. The outer circumferential surface of the first lens module may be coupled to the inner circumferential surface of the mover 1200. The mover 1200 can move integrally with the first lens module through interaction with the stator 1300. [

The mover 1200 may include a first bobbin 1210 and a first coil 1220. However, at least one of the first bobbin 1210 and the first coil 1220 in the mover 1200 may be omitted or changed.

The first bobbin 1210 may be located inside the first housing 1310. The first bobbin 1210 may be received in the through hole 1311 of the first housing 1310. The first bobbin 1210 can be coupled to the first lens module. More specifically, the outer peripheral surface of the first lens module can be coupled to the inner peripheral surface of the first bobbin 1210. The first coil 1220 may be coupled to the first bobbin 1210. The lower portion of the first bobbin 1210 may be engaged with the first lower support member 1620. The upper portion of the first bobbin 1210 may be coupled to the first upper support member 1610. The first bobbin 1210 can move in the direction of the optical axis with respect to the first housing 1310.

The first bobbin 1210 may include a through hole 1211 and a coil receiving portion 1212. However, at least one of the through hole 1211 and the coil receiving portion 1212 in the first bobbin 1210 may be omitted or changed.

The through hole 1211 may be formed on the inner side of the first bobbin 1210. The through-hole 1211 may be formed to be vertically open. The first lens module may be coupled to the through hole 1211. The inner peripheral surface of the through hole 1211 may be formed with a thread having a shape corresponding to the thread formed on the outer peripheral surface of the first lens module. That is, the through hole 1211 can be screwed to the first lens module. An adhesive may be interposed between the first lens module and the first bobbin 1210. The adhesive may be an ultraviolet (UV), heat or epoxy cured by a laser. That is, the first lens module and the first bobbin 1210 can be bonded by ultraviolet curing epoxy and / or thermosetting epoxy.

The coil receiving portion 1212 can receive at least a portion of the first coil 1220. The coil receiving portion 1212 may be integrally formed with the outer surface of the first bobbin 1210. The coil receiving portion 1212 may be formed continuously along the outer surface of the first bobbin 1210 or may be spaced apart at a predetermined interval. For example, the coil receiving portion 1212 may be formed such that a portion of the outer surface of the first bobbin 1210 corresponds to the shape of the first coil 1220. At this time, the first coil 1220 may be directly wound on the first driving part engaging part 1212. As a modification, the coil receiving portion 1212 may be formed as an upper side or a lower side opening type. At this time, the first coil 1220 may be inserted into the coil receiving portion 1212 through a portion opened in a previously wound state.

The first coil 1220 may be located on the first bobbin 1210. The first coil 1220 may be disposed on the outer circumferential surface of the first bobbin 1210. The first coil 1220 may be linearly wound around the outer circumferential surface of the first bobbin 1210. The first coil 1220 can be electromagnetically interacted with the first magnet unit 1320. The first coil 1220 can be opposed to the first magnet unit 1320. In this case, when a current is supplied to the first coil 1220 and a magnetic field is formed around the first coil 1220, the magnetic field is generated by the electromagnetic interaction between the first coil 1220 and the first magnet unit 1320 1 coils 1220 can move with respect to the first magnet unit 1320. [ The first coil 1220 can move for AF driving. In this case, the first coil 1220 may be referred to as an "AF coil ".

The first coil 1220 may include a pair of lead wires (not shown) for power supply. The pair of lead wires of the first coil 1220 may be electrically connected to the first lower support member 1620. Each of the pair of lead wires of the first coil 1220 can be electrically connected to the first and second support units 1620a and 1620b. In this case, power may be supplied to the first coil 1220 through the first lower support member 1620 electrically connected to the first printed circuit board 1001 through the terminal portion 1624. [

The stator 1300 can house the mover 1200 inside. The stator 1300 can move the mover 1200 through the electromagnetic interaction as a fixed member.

The stator 1300 may include a first housing 1310 and a first magnet unit 1320. However, at least one of the first housing 1310 and the first magnet unit 1320 in the stator 1300 may be omitted or changed.

The first housing 1310 may be located outside the first bobbin 1210. The first housing 1310 may be spaced apart from the first bobbin 1210. At least a part of the first housing 1310 may be formed in a shape corresponding to the inner surface of the first cover member 1100. In particular, the outer surface of the first housing 1310 may be formed in a shape corresponding to the inner surface of the side plate 1102 of the first cover member 1100. The first housing 1310 may be in the form of a hexahedron including, for example, four sides. However, the shape of the first housing 1310 may be any shape that can be disposed inside the first cover member 1100. The first housing 1310 may be formed of an insulating material. The first housing 1310 can be formed as an injection molded article in consideration of productivity. The first housing 1310 may be fixed on the first base 1500. As an alternative, the first housing 1310 may be omitted and the first magnet unit 1320 may be secured to the first cover member 1100. The first upper support member 1610 may be coupled to the upper portion of the first housing 1310. The first lower support member 1620 may be coupled to the lower portion of the first housing 1310.

The first housing 1310 may include first to fourth sides 1301, 1302, 1303, and 1304. The first housing 1310 may include first to fourth side surfaces 1301, 1302, 1303, and 1304 that are continuously disposed. The first housing 1310 includes a first side surface 1301 on which the first magnet 1321 is disposed, a second side surface 1302 on which the third magnet unit 1410 is disposed, a second side surface 1302 on which the second magnet 1322 is disposed And a third side 1303 that is substantially parallel to the first side 1302. The first housing 1310 may include a fourth side 1304 on which the fourth magnet unit 1420 is disposed. The second side 1302 may face the eighth side 2304.

The first housing 1310 may include a through hole 1311, a magnet accommodating portion 1312, and a third magnet unit accommodating portion 1313. The first housing 1310 may further include a fourth magnet unit receiving portion, which is not shown. However, at least one of the through hole 1311, the magnet accommodating portion 1312, the third magnet unit accommodating portion 1313, and the fourth magnet unit accommodating portion in the first housing 1310 may be omitted or changed.

The through-hole 1311 may be formed on the inner side of the first housing 1310. The through-hole 1311 may be formed in the first housing 1310 so as to be vertically open. The first bobbin 1210 can be accommodated in the through hole 1311. The first bobbin 1210 may be movably disposed in the through hole 1311. The through hole 1311 may have a shape corresponding to that of the first bobbin 1210.

The magnet accommodating portion 1312 may be formed on the side surface of the first housing 1310. The magnet accommodating portion 1312 may be formed as a hole that passes through the first housing 1310. Alternatively, the magnet accommodating portion 1312 may be formed as a recess formed by recessing a part of the first housing 1310. The magnet accommodating portion 1312 can accommodate at least a part of the first magnet unit 1320. An adhesive (not shown) may be disposed between the magnet accommodating portion 1312 and the first magnet unit 1320. That is, the magnet accommodating portion 1312 and the first magnet unit 1320 can be coupled by an adhesive. The magnet accommodating portion 1312 may be located on the inner surface of the first housing 1310. The magnet accommodating portion 1312 may be formed such that a part of the inner surface of the first housing 1310 is depressed outward. In this case, there is an advantage in favor of electromagnetic interaction with the first coil 1220 located inside the first magnet unit 1320. [

The third magnet unit receiving portion 1313 may be formed on the second side surface 1302 of the first housing 1310. The third magnet unit receiving portion 1313 may be formed on the outer surface of the first housing 1310. The third magnet unit receiving portion 1313 may be recessed inwardly on the outer surface of the first housing 1310. Alternatively, the third magnet unit receiving portion 1313 may be formed as a hole passing through the first housing 1310. The third magnet unit accommodating portion 1313 can accommodate the third magnet unit 1410. The third magnet unit accommodating portion 1313 can accommodate at least a part of the third magnet unit 1410. The third magnet unit receiving portion 1313 may be formed in a shape corresponding to that of the third magnet unit 1410.

The fourth magnet unit receiving portion may be formed on the fourth side surface 1304 of the first housing 1310. The fourth magnet unit accommodating portion may be formed on the outer surface of the first housing 1310. [ The fourth magnet unit accommodating portion may be recessed inwardly on the outer surface of the first housing 1310. Alternatively, the fourth magnet unit receiving portion may be formed as a hole penetrating through the first housing 1310. The fourth magnet unit accommodating portion can accommodate the fourth magnet unit 1420. The fourth magnet unit accommodating portion can accommodate at least a part of the fourth magnet unit 1420. The fourth magnet unit accommodating portion may be formed in a shape corresponding to the fourth magnet unit 1420. The fourth magnet unit receiving portion may be symmetrical with the third magnet unit receiving portion 1313 with respect to the optical axis of the first camera module 1000.

The first magnet unit 1320 may be located in the first housing 1310. The first magnet unit 1320 can be received in the magnet accommodating portion 1312 of the first housing 1310. The first magnet unit 1320 can be electromagnetically interacted with the first coil 1220. The first magnet unit 1320 can be opposed to the first coil 1220. The first magnet unit 1320 can move the first bobbin 1210 to which the first coil 1220 is fixed. The first magnet unit 1320 can move the first coil 1220 for AF driving. In this case, the first magnet unit 1320 may be referred to as an "AF magnet ".

The first magnet unit 1320 may include first and second magnets 1321 and 1322. The first magnet unit 1320 may include first and second magnets 1321 and 1322 that are spaced apart from each other. The first magnet unit 1320 may include first and second magnets 1321 and 1322 disposed on opposite sides of each other. The first magnet unit 1320 may include a first magnet 1321 and a second magnet 1322 disposed on opposite sides of the first housing 1310. The first magnet unit 1320 may include a first magnet 1321 located on the first side 1301 and a second magnet 1322 located on the third side 1303.

The first and second magnets 1321 and 1322 may be symmetrical about the optical axis of the first camera module 1000. The first and second magnets 1321 and 1322 may have a size and a shape symmetrical about the optical axis of the first camera module 1000. The first and second magnets 1321 and 1322 may be disposed at corresponding positions with respect to the optical axis of the first camera module 1000. The first and second magnets 1321 and 1322 may be arranged parallel to each other. The first and second magnets 1321 and 1322 may be arranged so that the same polarity is directed toward the inside. The first and second magnets 1321 and 1322 may be arranged such that the N pole faces the inside. The first and second magnets 1321 and 1322 may have a flat plate shape. In this case, the first and second magnets 1321 and 1322 may be referred to as "flat-plate magnets ".

The third magnet unit 1410 may be located on the side of the first housing 1310 opposite to the second housing 2310. The third magnet unit 1410 may be located on the second side 1302 of the first housing 1310. The third magnet unit 1410 may be disposed between the first magnet 1321 and the second magnet 1322. The third magnet unit 1410 may be smaller than the first magnet 1321. The third magnet unit 1410 may have a smaller width than the first magnet 1321. The third magnet unit 1410 may have a smaller thickness than the first magnet 1321. The third magnet unit 1410 may have a smaller height than the first magnet 1321. Alternatively, the third magnet unit 1410 may have the same height as the first magnet 1321. The third magnet unit 1410 may be smaller than the second magnet 1322. The third magnet unit 1410 may be located on an imaginary line connecting the optical axis of the first camera module 1000 and the optical axis of the second camera module 2000. The third magnet unit 1410 may be arranged so that the same polarity as that of the first and second magnets 1321 and 1322 faces toward the inside. And the third magnet unit 1410 may be arranged such that the N pole faces the inside. Or the third magnet unit 1410 may be arranged such that the S-pole faces the inside.

The length of the third magnet unit 1410 in the direction parallel to the second side surface 1302 (see L3 in Fig. 12) is larger than the length of the third magnet unit 2321 between the third magnet 2321 and the sixth magnet 2324 May be shorter than the separation distance (see L4 in Fig. 12). Under such a condition, the third magnet unit 1410 can minimize the influence of the first magnet unit 1320 on the second magnet unit 2320. The length L3 of the third magnet unit 1410 in a direction parallel to the second side surface 1302 when viewed from the top surface may be 1 mm. And the length L3 of the third magnet unit 1410 in a direction parallel to the second side surface 1302 may be 0.8 to 1.2 mm. The length L3 of the third magnet unit 1410 in a direction parallel to the second side surface 1302 may be 0.5 to 1.5 mm.

The length L3 of the third magnet unit 1410 in the direction parallel to the second side face 1302 is larger than the length L3 of the first magnet 1321 in the direction parallel to the first side face 1301 May be 50% or less of the length in the longitudinal direction (see L5 in FIG. 12). Under such a condition, the third magnet unit 1410 can minimize the influence of the first magnet unit 1320 on the second magnet unit 2320. On the other hand, the length L3 of the third magnet unit 1410 in the direction parallel to the second side surface 1302 may be 0.5 mm or more.

In this embodiment, by disposing the third magnet unit 1410 in the AF camera module having the flat plate magnet, the magnetic force of the magnet of the AF camera module on the corner magnet of the OIS camera module can be minimized. If the third magnet unit 1410 is removed under the condition that the current correction is not performed in this embodiment, the optical axis of the second camera module 2000 may move by 5 占 퐉 or more.

The fourth magnet unit 1420 may be located in the first housing 1310. The fourth magnet unit 1420 may be located on the fourth side 1304 of the first housing 1310. The fourth magnet unit 1420 may be arranged to be symmetrical with respect to the third magnet unit 1410 about the optical axis of the first camera module 1000. The fourth magnet unit 1420 may be disposed at a position corresponding to the third magnet unit 1410 around the optical axis of the first camera module 1000. The fourth magnet unit 1420 may have a size and a shape corresponding to the third magnet unit 1410 around the optical axis of the first camera module 1000. The fourth magnet unit 1420 may be disposed between the first magnet 1321 and the second magnet 1322. The fourth magnet unit 1420 may be smaller than the first magnet 1321. The fourth magnet unit 1420 may have a smaller width than the first magnet 1321. The fourth magnet unit 1420 may have a thickness smaller than that of the first magnet 1321. The fourth magnet unit 1420 may have a smaller height than the first magnet 1321. Alternatively, the fourth magnet unit 1420 may have the same height as the first magnet 1321. The fourth magnet unit 1420 may be smaller than the second magnet 1322. The fourth magnet unit 1420 may be located on an imaginary straight line connecting the optical axis of the first camera module 1000 and the optical axis of the second camera module 2000. The fourth magnet unit 1420 may be arranged so that the same polarity as that of the first and second magnets 1321 and 1322 is directed toward the inside. The fourth magnet unit 1420 may be arranged so that the same polarity as that of the third magnet unit 1410 faces the inside. The fourth magnet unit 1420 may be arranged such that the N pole faces the inside. Alternatively, the fourth magnet unit 1420 may be arranged such that the S-pole faces the inside.

In this embodiment, by disposing the fourth magnet unit 1420 corresponding to the third magnet unit 1410, the influence of the AF drive of the first camera module 1000 on the third magnet unit 1410 can be canceled have. Alternatively, the fourth magnet unit 1420 may have a symmetrical effect on the influence of the third magnet unit 1410 on the AF drive of the first camera module 1000.

The first base 1500 may be positioned below the first housing 1310. The first base 1500 may be positioned on the upper surface of the first printed circuit board 1001. A first infrared filter may be coupled to the first base 1500.

The first base 1500 may include an opening 1510, a supporting portion 1520, a terminal receiving groove 1530 and a stepped portion 1540. However, at least one of the opening 1510, the supporting portion 1520, the terminal receiving recess 1530 and the stepped portion 1540 in the first base 1500 may be omitted or changed.

The opening 1510 may be formed at the center of the first base 1500. The opening 1510 may be formed to pass through the first base 1500. The opening 1510 may overlap with the first lens module in the optical axis direction. The aperture 1510 can pass light that has passed through the first lens module.

The support portion 1520 may protrude upward from the upper surface of the first base 1500. The support portion 1520 may be formed at each of the four corners. The support portion 1520 may be formed in the first housing 1310. With such a shape, the support portion 1520 can fix the first housing 1310 inward.

The terminal receiving groove 1530 may be formed on the side surface of the first base 1500. The terminal receiving groove 1530 may be formed by a part of the outer side surface of the first base 1500 being recessed inward. The terminal receiving groove 1530 can receive at least a part of the terminal portion 1624 of the first lower support member 1620. [ The terminal receiving groove 1530 may be formed to have a width corresponding to the terminal portion 1624.

The stepped portion 1540 may be formed at the lower end of the outer surface of the first base 1500. The stepped portion 1540 may protrude outward from the outer surface of the first base 1500. The stepped portion 1540 can support the lower end of the side plate 1102 of the first cover member 1100.

The first AF support member 1600 may be coupled to the first bobbin 1210 and the first housing 1310. The first AF support member 1600 can elastically support the first bobbin 1210. [ The first AF support member 1600 can movably support the first bobbin 1210 with respect to the first housing 1310. [ The first AF support member 1600 may have elasticity at least in part.

The first AF support member 1600 may include a first upper support member 1610 and a first lower support member 1620. However, at least one of the first upper support member 1610 and the first lower support member 1620 in the first AF support member 1600 may be omitted or changed.

The first upper support member 1610 may be coupled to the upper portion of the first bobbin 1210 and the upper portion of the first housing 1310. The first upper support member 1610 may be integrally formed.

The first upper support member 1610 may include an outer portion 1611, a medial portion 1612, and a connection portion 1613. However, at least one of the outer side portion 1611, the inner side portion 1612, and the connection portion 1613 in the first upper side support member 1610 may be omitted or changed.

The outer portion 1611 may be coupled to the first housing 1310. The outer portion 1611 may be coupled to the upper surface of the first housing 1310.

The inner side portion 1612 can be coupled to the first bobbin 1210. The inner side portion 1612 may be coupled to the upper surface of the first bobbin 1210.

The connection portion 1613 can connect the outer portion 1611 and the inner portion 1612. The connection portion 1613 can elastically connect the outer portion 1611 and the inner portion 1612. [ The connection portion 1613 may have elasticity.

The first lower support member 1620 may be coupled to the lower portion of the first bobbin 1210 and the lower portion of the first housing 1310. The first upper support member 1610 may be electrically connected to the first coil 1220. The first lower support member 1620 may include first and second support units 1620a and 1620b. Each of the first and second support units 1620a and 1620b may be coupled to a pair of lead wires of the first coil 1220. [

The first lower support member 1620 may include an outer portion 1621, a medial portion 1622, a connection portion 1623, and a terminal portion 1624. However, at least one of the outer side portion 1621, the inner side portion 1622, the connecting portion 1623, and the terminal portion 1624 in the first lower side support member 1620 may be omitted or changed.

The outer portion 1621 may be coupled to the first housing 1310. The outer portion 1621 may be coupled to the lower surface of the first housing 1310.

The inner side portion 1622 can be coupled to the first bobbin 1210. The inner side portion 1622 may be coupled to the lower surface of the first bobbin 1210.

The connection portion 1623 can connect the outer portion 1621 and the inner portion 1622. [ The connection portion 1623 can elastically connect the outer portion 1621 and the inner portion 1622. [ The connection portion 1623 may have elasticity.

The terminal portion 1624 may extend from the outer portion 1621. The terminal portion 1624 may be formed by bending from the outer portion 1621. [ The terminal portion 1624 can be bent and extended from the outer side portion 1621 downward. Alternatively, the terminal portion 1624 may be formed as a separate member from the outer portion 1621 as a modification. The terminal portion 1624 and the outer portion 1621, which are separately provided, can be coupled by a conductive member. The terminal portion 1624 can be coupled to the first printed circuit board 1001. The terminal portion 1624 may be coupled to the first printed circuit board 1001 by soldering. The terminal portion 1624 can be received in the terminal receiving groove 1530 of the first base 1500.

The second camera module 2000 may be a camera module for OIS driving. At this time, the second camera module 2000 may be referred to as an " OIS camera module ". Meanwhile, the second camera module 2000 can also perform AF driving. Alternatively, the second camera module 2000 may be provided as an AF drive camera module.

The second camera module 2000 includes a second lens drive unit, a second lens module (not shown), a second infrared filter (not shown), a second printed circuit board 2001, a second image sensor (not shown) And a second controller (not shown). However, in the second camera module 2000, at least one of the second lens driving device, the second lens module, the second infrared ray filter, the second printed circuit board 2001, the second image sensor, can be changed.

The second lens module may include a lens and a lens barrel. The second lens module may include one or more lenses (not shown) and a lens barrel for receiving one or more lenses. However, the configuration of the second lens module is not limited to the lens barrel, and any structure can be used as long as it can support one or more lenses. The second lens module is coupled to the second lens driving device and can move together with the second lens driving device. And the second lens module may be coupled to the inside of the second lens driving device. And the second lens module can be screwed with the second lens driving device. The second lens module can be coupled to the second lens driving device by an adhesive (not shown). On the other hand, the light having passed through the second lens module can be irradiated to the second image sensor. The second lens module may be arranged to align the optical axis with the first lens module.

The second infrared filter can block the light of the infrared region from being incident on the second image sensor. The second infrared filter may be positioned between the second lens module and the second image sensor. The second infrared filter may be located in a holder member (not shown) provided separately from the second base 2500. However, the second infrared filter may be mounted on the opening 2510 formed at the center of the second base 2500. The second infrared ray filter may be formed of a film material or a glass material. The second infrared filter may be formed by coating an infrared ray blocking coating material on a plate-shaped optical filter such as a cover glass for protecting an image pickup surface and a cover glass. The second infrared filter may be an infrared cut filter or an infrared cut filter.

The second printed circuit board 2001 can support the second lens driving device. A second image sensor can be mounted on the second printed circuit board 2001. As an example, the second image sensor may be located on the upper surface of the second printed circuit board 2001, and the second sensor holder 2002 may be located on the upper surface of the second printed circuit board 2001. And a second lens driving device is positioned above the second sensor holder 2002. The second sensor holder 2002 may be integrally formed with the second base 2500. Alternatively, the second lens driving unit may be located outside the upper surface of the second printed circuit board 2001, and the second image sensor may be positioned inside the upper surface of the second printed circuit board 2001. With this structure, light that has passed through the second lens module housed inside the second lens driving device can be irradiated to the second image sensor mounted on the second printed circuit board 2001. [ The second printed circuit board 2001 can supply power to the second lens driving apparatus. On the other hand, a second control unit for controlling the second lens driving unit may be disposed on the second printed circuit board 2001. The second printed circuit board 2001 may be formed integrally with the first printed circuit board 1001.

The second image sensor may be mounted on the second printed circuit board 2001. The second image sensor may be positioned such that the optical axis of the second lens module is aligned with the second lens module. Thereby, the second image sensor can acquire the light passing through the second lens module. And the second image sensor can output the irradiated light as an image. The second image sensor may be a charge coupled device (CCD), a metal oxide semi-conductor (MOS), a CPD and a CID. However, the type of the second image sensor is not limited thereto.

The second control unit may be mounted on the second printed circuit board 2001. The second control unit may be located outside the second lens driving unit. However, the second control section may be located inside the second lens driving apparatus. The second controller can control the direction, intensity, and amplitude of the current supplied to each of the components constituting the second lens driving device. The second controller may control the second lens driving device to perform at least one of the autofocus function and the camera shake correction function of the second camera module 2000. That is, the second control unit can control the second lens driving unit to move the second lens module in the optical axis direction or tilt it in the direction perpendicular to the optical axis direction. Furthermore, the second control unit can perform feedback control of the autofocus function and the shake correction function. More specifically, the second controller receives the position of the second bobbin 2210 and / or the second housing 2310 sensed by the Hall sensor 2800 and an additional sensor (not shown) to detect the position of the second coil 2220 and / And / or the power or current applied to the third coil 2422 can be controlled to provide more accurate autofocus function and / or camera shake correction function.

The second camera module 2000 includes a second cover member 2100, an AF mover 2200, an OIS mover 2300, a stator 2400, a second base 2500, a second AF support member 2600, An OIS support member 2700 and a Hall sensor 2800. In the second camera module 2000, the second cover member 2100, the AF mover 2200, the OIS mover 2300, the stator 2400, the second base 2500, the second AF support member 2600 ), The OIS support member 2700, and the Hall sensor 2800 may be omitted or changed.

The second cover member 2100 can receive the second housing 2310. The second cover member 2100 may be spaced apart from the first cover member 1100. At this time, the separation distance between the second cover member 2100 and the first cover member 1100 may be within 4 mm. Alternatively, the separation distance between the second cover member 2100 and the first cover member 1100 may be within 3 mm. Alternatively, the distance between the second cover member 2100 and the first cover member 1100 may be within 2 mm. The separation distance between the second cover member 2100 and the first cover member 1100 may be 1 mm.

The second cover member 2100 can form the appearance of the second lens driving device. The second cover member 2100 may be in the form of a hexahedron with its bottom opened. However, the present invention is not limited thereto. The second cover member 2100 may be a non-magnetic body. If the second cover member 2100 is formed of a magnetic material, the magnetic force of the second cover member 2100 may affect the second magnet unit 2320. The second cover member 2100 may be formed of a metal material. More specifically, the second cover member 2100 may be formed of a metal plate. In this case, the second cover member 2100 may block electromagnetic interference (EMI). Because of this feature of the second cover member 2100, the second cover member 2100 can be referred to as an "EMI shield can ". The second cover member 2100 can prevent the airflow generated from the outside of the second lens driving device from flowing into the inside of the second cover member 2100. Also, the second cover member 2100 can block the radio waves generated inside the second cover member 2100 from being emitted to the outside of the second cover member 2100. However, the material of the second cover member 2100 is not limited thereto.

The second cover member 2100 may include an upper plate 2101 and a side plate 2102. The second cover member 2100 may include an upper plate 2101 and a side plate 2102 extending downward from the outer side of the upper plate 2101. The lower end of the side plate 2102 of the second cover member 2100 can be mounted on the second base 2500. The second cover member 2100 may be mounted on the second base 2500 such that the inner surface of the second cover member 2100 is in close contact with a part or all of the side surface of the second base 2500. The AF mover 2200, the OIS mover 2300, the stator 2400, the second AF support member 2600, and the OIS support member 2500 are formed in the inner space formed by the second cover member 2100 and the second base 2500. [ Member 2700 can be located. With such a structure, the second cover member 2100 protects the internal components from external impact and can prevent the penetration of external contaminants. The lower end of the side plate 2102 of the second cover member 2100 may be directly coupled to the second printed circuit board 2001 located below the second base 2500. [

Some of the plurality of side plates 2102 can be opposed to the first cover member 1100. The length in the longitudinal direction of the side plate 2102 of the second cover member 2100 (refer to L2 in Fig. 11) is equal to the length in the longitudinal direction of the side plate 1102 of the first cover member 1100 (see L1 in Fig. 11) Which is not more than 1.5 times of

The second cover member 2100 may include an opening 2110 and a marking portion 2120. However, the marking portion 2120 in the second cover member 2100 may be omitted or changed.

The opening 2110 may be formed in the upper plate 2101. The opening 2110 can expose the second lens module. The opening 2110 may be provided in a shape corresponding to the second lens module. The size of the opening 2110 may be larger than the diameter of the second lens module so that the second lens module can be assembled through the opening 2110. On the other hand, light introduced through the opening 2110 can pass through the second lens module. At this time, the light passing through the second lens module can be acquired as an image from the second image sensor.

The marking portion 2120 may be formed on the top plate 2102 of the second cover member 2100. The marking portion 2120 can be formed so that the operator can recognize the directionality of the second cover member 2100 at a glance. In the case of the OIS lens driving device, the marking portion 2120 can be formed so that the operator can easily recognize the directionality of the OIS lens driving device because the directionality of the soldering is important on the printed circuit board. The marking portion 2120 may be formed at one corner of the upper plate 2102.

The AF mover 2200 can be engaged with the second lens module. The AF mover 2200 can house the second lens module inside. The outer peripheral surface of the second lens module can be coupled to the inner peripheral surface of the AF mover 2200. The AF mover 2200 can move integrally with the second lens module through the interaction with the OIS mover 2300 and / or the stator 2400. [

The AF mover 2200 may include a second bobbin 2210 and a second coil 2220. However, any one or more of the second bobbin 2210 and the second coil 2220 in the AF mover 2200 may be omitted or changed.

The second bobbin 2210 may be located inside the second housing 2310. The second bobbin 2210 can be received in the through hole 2311 of the second housing 2310. And the second bobbin 2210 can be combined with the second lens module. More specifically, the outer circumferential surface of the second lens module can be coupled to the inner circumferential surface of the second bobbin 2210. A second coil 2220 may be coupled to the second bobbin 2210. The lower portion of the second bobbin 2210 can be engaged with the second lower support member 2620. The upper portion of the second bobbin 2210 may be engaged with the second upper support member 2610. The second bobbin 2210 can move in the direction of the optical axis with respect to the second housing 2310.

The second bobbin 2210 may include a through hole 2211 and a coil receiving portion 2212. However, at least one of the through hole 2211 and the coil receiving portion 2212 in the second bobbin 2210 may be omitted or changed.

The through hole 2211 may be formed inside the second bobbin 2210. The through hole 2211 may be formed in a vertically open type. The second lens module may be coupled to the through hole 2211. A thread having a shape corresponding to the thread formed on the outer peripheral surface of the second lens module may be formed on the inner circumferential surface of the through hole 2211. [ That is, the through hole 2211 can be screwed to the second lens module. An adhesive may be interposed between the second lens module and the second bobbin 2210. The adhesive may be an ultraviolet (UV), heat or epoxy cured by a laser. That is, the second lens module and the second bobbin 2210 can be bonded by ultraviolet curing epoxy and / or thermosetting epoxy.

The coil receiving portion 2212 can receive at least a part of the second coil 2220. The coil receiving portion 2212 may be integrally formed with the outer surface of the second bobbin 2210. The coil receiving portion 2212 may be continuously formed along the outer surface of the second bobbin 2210, or may be spaced apart at predetermined intervals. For example, the coil receiving portion 2212 may be formed so that a portion of the outer surface of the second bobbin 2210 corresponds to the shape of the second coil 2220. At this time, the second coil 2220 can be directly wound around the coil receiving portion 2212. As a modification, the coil receiving portion 2212 may be formed as an upper side or a lower side opening type. At this time, the second coil 2220 can be inserted into the coil receiving portion 2212 through the opened portion in the previously wound state.

The second coil 2220 may be located on the second bobbin 2210. The second coil 2220 may be disposed on the outer circumferential surface of the second bobbin 2210. And the second coil 2220 may be linearly wound around the outer circumferential surface of the second bobbin 2210. The second coil 2220 can be electromagnetically interacted with the second magnet unit 2320. The second coil 2220 can be opposed to the second magnet unit 2320. In this case, when a current is supplied to the second coil 2220 and a magnetic field is formed around the second coil 2220, the magnetic field is generated by the electromagnetic interaction between the second coil 2220 and the second magnet unit 2320 2 coil 2220 can be moved with respect to the second magnet unit 2320. And the second coil 2220 can move for AF driving. In this case, the second coil 2220 may be referred to as an "AF coil ".

The second coil 2220 may include a pair of lead wires (not shown) for power supply. The pair of lead wires of the second coil 2220 may be electrically connected to the second upper support member 2610. Each of the pair of lead wires of the second coil 2220 can be electrically connected to the third and fourth support units 2610a and 2610b. In this case, through the second upper support member 2610 electrically connected to the second printed circuit board 2001 through the substrate 2410, the substrate portion 2421 and the OIS support member 2700, the second coil 2220 May be supplied with power.

The OIS mover 2300 can be moved for an image stabilization function. The OIS mover 2300 may be located outside the AF mover 2200 and oppose the AF mover 2200. [ The OIS mover 2300 can move the AF mover 2200 or move with the AF mover 2200. [ The OIS mover 2300 may be movably supported by the stator 2400 and / or the second base 2500 located below. The OIS mover 2300 may be located in the inner space of the second cover member 2100.

The OIS mover 2300 may include a second housing 2310 and a second magnet unit 2320. However, any one or more of the second housing 2310 and the second magnet unit 2320 in the OIS mover 2300 may be omitted or changed.

The second housing 2310 may be spaced apart from the first housing 1310 of the first camera module 1000. The second housing 2310 may be located outside the second bobbin 2210. The second housing 2310 may be spaced apart from the second bobbin 2210. At least a part of the second housing 2310 may be formed in a shape corresponding to the inner surface of the second cover member 2100. In particular, the outer surface of the second housing 2310 may be formed in a shape corresponding to the inner surface of the side plate 2102 of the second cover member 2100. The second housing 2310 may be in the form of a hexahedron including four sides as an example. However, the shape of the second housing 2310 may be any shape that can be disposed inside the second cover member 2100. The second housing 2310 may be formed of an insulating material. The second housing 2310 may be formed as an injection molded product in consideration of productivity. The second housing 2310 may be disposed at a distance from the second cover member 2100 as a moving part for OIS driving. A second upper support member 2610 may be coupled to the upper portion of the second housing 2310. The second lower support member 2620 may be coupled to the lower portion of the second housing 2310.

The second housing 2310 may include fifth to eighth aspects 2301, 2302, 2303, and 2304. The second housing 2310 may include the fifth to eighth sides 2301, 2302, 2303, and 2304 that are continuously disposed. The eighth side surface 2304 may face the second side surface 1302.

The second housing 2310 may include a through hole 2311 and a magnet accommodating portion 2312. However, at least one of the through hole 2311 and the magnet receiving portion 2312 in the second housing 2310 may be omitted or changed.

The through-hole 2311 may be formed on the inner side of the second housing 2310. The through-hole 2311 may be formed in the second housing 2310 so as to be vertically open. The second bobbin 2210 can be received in the through hole 2311. The second bobbin 2210 may be movably disposed in the through hole 2311. The through hole 2311 may have a shape corresponding to that of the second bobbin 2210.

The magnet accommodating portion 2312 may be formed on the side surface of the second housing 2310. The magnet accommodating portion 2312 can accommodate at least a part of the second magnet unit 2320. An adhesive (not shown) may be disposed between the magnet accommodating portion 2312 and the second magnet unit 2320. That is, the magnet accommodating portion 2312 and the second magnet unit 2320 can be bonded by an adhesive. The magnet accommodating portion 2312 may be located on the inner surface of the second housing 2310. The magnet accommodating portion 2312 may be formed such that a part of the inner surface of the second housing 2310 is depressed outward. In this case, there is an advantage in favor of electromagnetic interaction with the second coil 2220 located inside the second magnet unit 2320. The magnet accommodating portion 2312 may have a bottom open shape. In this case, there is an advantage in favor of electromagnetic interaction with the third coil 2422 located below the second magnet unit 2320. [

The second magnet unit 2320 may be located in the second housing 2310. The second magnet unit 2320 can be received in the magnet accommodating portion 2312 of the second housing 2310. The second magnet unit 2320 can be electromagnetically interacted with the second coil 2220. And the second magnet unit 2320 can be opposed to the second coil 2220. The second magnet unit 2320 can move the second bobbin 2210 to which the second coil 2220 is fixed. The second magnet unit 2320 can move the second coil 2220 for AF driving. In this case, the second magnet unit 2320 may be referred to as an "AF magnet ". Also, the second magnet unit 2320 can move for OIS driving. In this case, the second magnet unit 2320 may be referred to as "OIS magnet ". Therefore, the second magnet unit 2320 can be referred to as "AF / OIS magnet ".

The second magnet unit 2320 may include third and sixth magnets 2321, 2322, 2323, and 2324. The second magnet unit 2320 may include third to sixth magnets 2321, 2322, 2323, and 2324 which are spaced apart from each other. The second magnet unit 2320 may include third to sixth magnets 2321, 2322, 2323, and 2324 that are symmetrically positioned with respect to each other. The second magnet unit 2320 may include third to sixth magnets 2321, 2322, 2323, and 2324 disposed at four corners of the second housing 2310. The second magnet unit 2320 includes a third magnet 2321 located between the fifth and sixth sides 2301 and 2302 and a third magnet 2321 located between the sixth and seventh sides 2302 and 2303. [ A fifth magnet 2323 located between the seventh and eighth sides 2303 and 2304 and a sixth magnet 2324 located between the eighth and fifth sides 2304 and 2301 .

The third to sixth magnets 2321, 2322, 2323, and 2324 may be continuously disposed at the corners of the second housing 2310. The third to sixth magnets 2321, 2322, 2323 and 2324 may be symmetrical about the optical axis of the second camera module 2000. The third to sixth magnets 2321, 2322, 2323, and 2324 may be arranged so that the same polarity is directed toward the inside. The third to sixth magnets 2321, 2322, 2323, and 2324 may be arranged such that the N pole faces the inside. Alternatively, the third to sixth magnets 2321, 2322, 2323, and 2324 may be arranged such that the S-pole faces the inside. The third to sixth magnets 2321, 2322, 2323, and 2324 may have a columnar shape whose inner side is larger than the outer side. In this case, the third to sixth magnets 2321, 2322, 2323, and 2324 may be referred to as "corner magnets ".

The stator 2400 may be positioned below the AF mover 2200. [ The stator 2400 may be located below the OIS mover 2300. The stator 2400 can move the OIS mover 2300. At this time, the AF mover 2200 can be moved together with the OIS mover 2300. That is, the stator 2400 can move the AF mover 2200 and the OIS mover 2300.

The stator 2400 may include a substrate 2410 and a third coil portion 2420. However, at least one of the substrate 2410 and the third coil part 2420 in the stator 2400 may be omitted or changed.

The substrate 2410 may be a flexible printed circuit board (FPCB) which is a flexible printed circuit board. The substrate 2410 may be disposed on the upper surface of the second base 2500. The substrate 2410 may be positioned between the second base 2500 and the third coil part 2420. The substrate 2410 may be electrically connected to the third coil 2422. The substrate 2410 may be electrically connected to the second coil 2220. The substrate 2410 may be electrically connected to the second coil 2220 through the OIS support member 2700 and the second upper support member 2610. [

The substrate 2410 may include a through hole 2411 and a terminal portion 2412. However, at least one of the through hole 2411 and the terminal portion 2412 in the substrate 2410 may be omitted or changed.

The through hole 2411 may be formed in the center of the substrate 2410. The through holes 2411 may be formed to pass through the substrate 2410. The through hole 2411 may overlap with the second lens module in the optical axis direction. The through hole 2411 can pass the light that has passed through the second lens module.

The terminal portion 2412 may be formed by bending a part of the substrate 2410. The terminal portion 2412 may be formed by bending a part of the substrate 2410 downward. At least a part of the terminal portion 2412 may be exposed to the outside. The lower end of the terminal portion 2412 may be coupled to the second printed circuit board 2001. The terminal portion 2412 may be soldered to the second printed circuit board 2001. The substrate 2410 may be electrically connected to the second printed circuit board 2001 through the terminal portion 2412. [

The third coil portion 2420 may be disposed on the upper surface of the substrate 2410. The third coil portion 2420 may be disposed in the second base 2500. And the third coil portion 2420 can be opposed to the second magnet unit 2320. The third coil portion 2420 may be electromagnetically interacted with the second magnet unit 2320. The third coil portion 2420 can move the second magnet unit 2320 for OIS driving.

The third coil portion 2420 may include a substrate portion 2421 and a third coil 2422. However, at least one of the substrate portion 2421 and the third coil 2422 in the third coil portion 2420 may be omitted or changed.

The substrate portion 2421 may be a flexible printed circuit board (FPCB). The third coil 2422 may be formed of a fine pattern coil (FPC) on the substrate portion 2421. The substrate portion 2421 may be disposed on the upper surface of the substrate 2410. The substrate portion 2421 may be electrically connected to the substrate 2410. The substrate portion 2421 may be electrically connected to the third coil 2422.

The third coil 2422 may be formed of a fine pattern coil (FPC) on the substrate portion 2421. The third coil 2422 may be located on the base 2500. The third coil 2422 can be electromagnetically interacted with the second magnet unit 2320. The third coil 2422 can be opposed to the second magnet unit 2320. In this case, when a current is supplied to the third coil 2422 and a magnetic field is formed around the third coil 2422, the magnetic field is generated by the electromagnetic interaction between the third coil 2422 and the second magnet unit 2320 2 magnet unit 2320 can move with respect to the third coil 2422. [ The third coil 2422 can move the second magnet unit 2320 for OIS driving. In this case, the third coil 2422 may be referred to as an "OIS coil ".

The second base 2500 may be located below the second housing 2310. The second base 2500 can movably support the second housing 2310. The second base 2500 may be positioned on the upper surface of the second printed circuit board 2001. A second infrared filter may be coupled to the second base 2500.

The second base 2500 may include an opening 2510, a terminal receiving portion 2520, and a sensor receiving portion 2530. However, in the second base 2500, at least one of the opening 2510, the terminal receiving portion 2520 and the sensor receiving portion 2530 may be omitted or changed.

The opening 2510 may be formed in the center of the second base 2500. The opening 2510 may be formed to pass through the second base 2500. The opening 2510 may overlap the second lens module in the optical axis direction. The opening 2510 can pass the light that has passed through the second lens module.

The terminal receiving portion 2520 may be formed on the side surface of the second base 2500. The terminal accommodating portion 2520 may be formed such that a part of the outer side surface of the second base 2500 is recessed inward. The terminal accommodating portion 2520 can accommodate at least a part of the terminal portion 2412 of the substrate 2410. The terminal accommodating portion 2520 may be formed to have a width corresponding to the terminal portion 2412.

The sensor receiving portion 2530 may be formed on the upper surface of the second base 2500. The sensor receiving portion 2530 may be formed such that a part of the upper surface of the second base 2500 is depressed downward. The sensor receiving portion 2530 may be formed as a groove. The sensor receiving portion 2530 can receive at least a part of the hall sensor 2800. The sensor receiving portion 2530 may be formed in a shape corresponding to the hole sensor 2800. The sensor receiving portion 2530 may be formed in a number corresponding to the hole sensor 2800. The sensor receiving portion 2530 may be formed in two.

The second AF support member 2600 may be coupled to the second bobbin 2210 and the second housing 2310. The second AF support member 2600 can elastically support the second bobbin 2210. [ The second AF support member 2600 can movably support the second bobbin 2210 with respect to the second housing 2310. [ The second AF support member 2600 may have elasticity at least in part.

The second AIF support member 2600 may include a second upper support member 2610 and a second lower support member 2620. However, at least one of the second upper support member 2610 and the second lower support member 2620 in the second AF support member 2600 may be omitted or changed.

The second upper support member 2610 may be coupled to the upper portion of the second bobbin 2210 and the upper portion of the second housing 2310. The second upper support member 2610 may be electrically connected to the second coil 2220. The second upper support member 2610 may include third and fourth support units 2610a and 2610b. Each of the third and fourth support units 2610a, 2610b may be coupled to a pair of lead wires of the second coil 2220. [

The second upper support member 2610 may include an outer portion 2611, a medial portion 2612, a connection portion 2613, and a coupling portion 2614. However, at least one of the outer side portion 2611, the inner side portion 2612, the connecting portion 2613, and the engaging portion 2614 in the second upper side support member 2610 may be omitted or changed.

The outer portion 2611 may be coupled to the second housing 2310. [ The outer portion 2611 may be coupled to the upper surface of the second housing 2310.

The inner side 2612 may be coupled to the second bobbin 2210. The inner side portion 2612 may be coupled to the upper surface of the second bobbin 2210.

The connection portion 2613 can connect the outer portion 2611 and the inner portion 2612. [ The connection portion 2613 can elastically connect the outer portion 2611 and the inner portion 2612. The connection portion 2613 may have elasticity.

The engaging portion 2614 may extend from the outer portion 2611. [ The engaging portion 2614 may extend outward from the outer side portion 2611. [ The engaging portion 2614 may be located on the four corner portions of the second housing 2310. [ The engaging portion 2614 can be engaged with the OIS supporting member 2700. [

The second lower support member 2620 may be coupled to the lower portion of the second bobbin 2210 and the lower portion of the second housing 2310. The second lower support member 2620 may be integrally formed.

The second lower support member 2620 may include an outer portion 2621, a medial portion 2622, and a connection portion 2623. However, at least one of the outer side portion 2621, the inner side portion 2622, and the connection portion 2623 in the second lower side support member 2620 may be omitted or changed.

The outer portion 2621 may be coupled to the second housing 2310. The outer portion 2621 may be coupled to the lower surface of the second housing 2310.

The inner side 2622 can be coupled to the second bobbin 2210. The inner side portion 2622 can be coupled to the lower surface of the second bobbin 2210.

The connection portion 2623 can connect the outer portion 2621 and the inner portion 2622. The connection portion 2623 can elastically connect the outer portion 2621 and the inner portion 2622. [ The connection portion 2623 may have elasticity.

The OIS support member 2700 can movably support the second housing 2310. The OIS support member 2700 can movably support the OIS mover 2300 with respect to the stator 2400. [ The lower end of the OIS support member 2700 may be engaged with the third coil portion 2420. The upper end of the OIS support member 2700 may be engaged with the second upper support member 2610. [ The OIS support member 2700 may comprise a plurality of wires. Alternatively, the OIS support member 2700 may comprise a plurality of diskings. The OIS support member 2700 may have elasticity at least in part. The OIS support member 2700 may be formed of a conductive member. The second coil portion 2420 and the second upper support member 2610 may be energized by the OIS support member 2700. [ The OIS support member 2700 may be provided at four corners of the second housing 2310.

A damper (not shown) may be disposed on the OIS support member 2700 and the second housing 2310. The OIS support member 2700 and the second AF support member 2600 may be provided with dampers. The damper can prevent the resonance phenomenon that may occur in the AF / OIS feedback drive. Alternatively, as a modification, a buffer (not shown) may be provided instead of the damper and formed by changing the shape of a part of the OIS support member 2700 and / or the second AFP support member 2600. The buffer can be formed to bend or curl.

Hall sensor 2800 may be used for the camera shake correction feedback function. Hall sensor 2800 may be a Hall IC. The hall sensor 2800 can sense the magnetic force of the second magnet unit 2320. The hall sensor 2800 can sense the movement of the second housing 2310. The hall sensor 2800 can sense the second magnet unit 2320 fixed to the second housing 2310. [ The Hall sensor 2800 may be electrically connected to the substrate 2410. The hall sensor 2800 can be received in the sensor receiving portion 2530 of the second base 2500. The hall sensors 2800 are provided at two angles with respect to the optical axis, so that the motion of the second housing 2310 can be detected as x-axis and y-axis components.

Hereinafter, a configuration of a dual camera module according to a modification will be described with reference to the drawings.

FIG. 13 is a conceptual diagram of a dual camera module according to the first modification, and FIG. 14 is a conceptual diagram of a dual camera module according to the second modification.

In the dual camera module according to the first modification, the fourth magnet unit 1420 is omitted in comparison with the dual camera module according to the present embodiment. Therefore, a description of the remaining configuration of the dual camera module according to the first modification except for the fourth magnet unit 1420 can be applied to the description of the dual camera module according to the present embodiment. The fourth magnet unit 1420 may be omitted and only the third magnet unit 1410 may be provided as in the first modification. In this case, the size of the third magnet unit 1410 may be different from that of the third embodiment. The size of the third magnet unit 1410 of the first modification may be larger than that of the third magnet unit 1410 of this embodiment. Alternatively, the size of the third magnet unit 1410 of the first modification may be smaller than that of the third magnet unit 1410 of the present embodiment. Even when the fourth magnet unit 1420 is omitted and the third magnet unit 1410 is provided as in the first modification, the influence of the flat panel magnet of the AF camera module on the corner magnet of the OIS camera module can be reduced to some extent .

The dual camera module according to the second modified embodiment is different from the dual camera module according to the present embodiment in that the third and fourth magnet units 1410 and 1420 are omitted. Therefore, description of the remaining configuration of the dual camera module according to the second modification except for the third and fourth magnet units 1410 and 1420 can be applied to the description of the dual camera module according to the present embodiment . In the dual camera module according to the second modification, omitting the third magnet unit 1410 may affect the flat magnet of the AF camera module on the corner magnet of the OIS camera module. Therefore, in the second modification, the distance between the AF camera module and the OIS camera module can be made larger than in the present embodiment. Compared with the case where the flat magnet of the same size as the first magnet 1321 is disposed on the second side surface 1302 of the first housing 1310 in the second modification, The effect on the corner magnet of the module is reduced.

While the present invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not limited to the disclosed embodiments. That is, within the scope of the present invention, all of the components may be selectively coupled to one or more of them. Furthermore, the terms "comprises", "comprising", or "having" described above mean that a component can be implanted unless otherwise specifically stated, But should be construed as including other elements. All terms, including technical and scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, unless otherwise defined. Commonly used terms, such as predefined terms, should be interpreted to be consistent with the contextual meanings of the related art, and are not to be construed as ideal or overly formal, unless expressly defined to the contrary.

The foregoing description is merely illustrative of the technical idea of the present invention, and various changes and modifications may be made by those skilled in the art without departing from the essential characteristics of the present invention. Therefore, the embodiments disclosed in the present invention are intended to illustrate rather than limit the scope of the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments. The scope of protection of the present invention should be construed according to the following claims, and all technical ideas within the scope of equivalents should be construed as falling within the scope of the present invention.

1000: first camera module 2000: Second camera module

Claims (12)

A first bobbin located inside the first housing, a first magnet unit located in the first housing, and a second magnet unit located in the first bobbin and electromagnetically interacting with the first magnet unit A first camera module including a first coil; And
A second housing located in the first housing and spaced apart from the first housing; a second bobbin located inside the second housing; a second magnet unit located in the second housing; And a second camera module including a second coil that electromagnetically interacts with the second magnet unit,
The first magnet unit includes a first magnet and a second magnet disposed on opposite sides of the first housing,
The second magnet unit includes third to sixth magnets disposed at four corners of the second housing,
A third magnet unit is disposed on a side surface of the first housing facing the second housing and the third magnet unit is disposed between the first magnet and the second magnet,
Wherein the third magnet unit is located on an imaginary line that is smaller than the first magnet and connects the optical axis of the first camera module and the optical axis of the second camera module.
The method according to claim 1,
Wherein the first and second magnets are symmetrical about an optical axis of the first camera module,
Wherein the first and second magnets have a flat plate shape.
The method according to claim 1,
Wherein the third to sixth magnets are symmetrical about an optical axis of the second camera module,
Wherein the third to sixth magnets have a columnar shape whose inner side is larger than the outer side face.
The method according to claim 1,
Wherein the first housing includes a first side on which the first magnet is disposed, a second side on which the third magnet unit is disposed, and a third side on which the second magnet is disposed,
The length of the third magnet unit in a direction parallel to the second side is shorter than the distance between the third magnet and the sixth magnet when viewed from the top.
The method according to claim 1,
Wherein the first housing includes a first side on which the first magnet is disposed, a second side on which the third magnet unit is disposed, and a third side on which the second magnet is disposed,
Wherein a length of the third magnet unit in a direction parallel to the second side is 50% or less of a length of the first magnet in a direction parallel to the first side.
The method according to claim 1,
Wherein the first camera module further comprises a fourth magnet unit located in the first housing and disposed to be symmetrical with respect to the third magnet unit about the optical axis of the first camera module.
The method according to claim 1,
Wherein the second camera module further comprises a base positioned below the second housing and a third coil positioned on the base and electromagnetically interacting with the second magnet unit.
The method according to claim 1,
The first housing of the first camera module is a first cover member,
The second camera module further includes a second cover member that receives the second housing and is spaced apart from the first cover member,
Wherein a distance between the second cover member and the first cover member is within 4 mm.
The method according to claim 1,
The first housing of the first camera module is a first cover member,
The second camera module further includes a second cover member that receives the second housing and is spaced apart from the first cover member,
Wherein a distance between the second cover member and the first cover member is within 2 mm.
9. The method of claim 8,
Wherein the first cover member and the second cover member are non-magnetic bodies.
9. The method of claim 8,
Wherein the first cover member includes a first side plate facing the second cover member,
The second cover member includes a second side plate facing the first side plate,
Wherein the length of the second side plate in the longitudinal direction is within 1.5 times the length in the length direction of the first side plate.
A dual camera module disposed in the main body for capturing an image of a subject and a display unit disposed in the main body and outputting an image photographed by the dual camera module,
The dual camera module includes:
A first bobbin located inside the first housing, a first magnet unit located in the first housing, and a second magnet unit located in the first bobbin and electromagnetically interacting with the first magnet unit A first camera module including a first coil; And
A second housing located in the first housing and spaced apart from the first housing; a second bobbin located inside the second housing; a second magnet unit located in the second housing; And a second camera module including a second coil that electromagnetically interacts with the second magnet unit,
The first housing includes a first side, a third side located opposite the first side, and a second side positioned between the first and third sides,
The second housing includes an eighth side facing the second side, a sixth side located on the opposite side of the eighth side, and a sixth side located between the sixth and eighth sides, 5 and a seventh aspect,
Wherein the first magnet unit includes a first magnet located on the first side face and a second magnet located on the third side face,
The second magnet unit includes a third magnet located between the fifth and sixth sides, a fourth magnet located between the sixth and seventh sides, and a third magnet located between the seventh and eighth sides A fifth magnet and a sixth magnet positioned between the eighth and fifth sides,
A third magnet unit is disposed on the second side surface,
Wherein the third magnet unit is located on an imaginary line that is smaller than the first magnet and connects the optical axis of the first camera module and the optical axis of the second camera module.

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