WO2022245057A1 - 카메라 장치 - Google Patents
카메라 장치 Download PDFInfo
- Publication number
- WO2022245057A1 WO2022245057A1 PCT/KR2022/006885 KR2022006885W WO2022245057A1 WO 2022245057 A1 WO2022245057 A1 WO 2022245057A1 KR 2022006885 W KR2022006885 W KR 2022006885W WO 2022245057 A1 WO2022245057 A1 WO 2022245057A1
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- WIPO (PCT)
- Prior art keywords
- disposed
- ois
- coil
- holder
- magnet
- Prior art date
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Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
- G03B13/32—Means for focusing
- G03B13/34—Power focusing
- G03B13/36—Autofocus systems
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/02—Bodies
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
- G03B3/10—Power-operated focusing
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B30/00—Camera modules comprising integrated lens units and imaging units, specially adapted for being embedded in other devices, e.g. mobile phones or vehicles
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing
- G03B5/04—Vertical adjustment of lens; Rising fronts
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/51—Housings
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/68—Control of cameras or camera modules for stable pick-up of the scene, e.g. compensating for camera body vibrations
- H04N23/682—Vibration or motion blur correction
- H04N23/685—Vibration or motion blur correction performed by mechanical compensation
- H04N23/687—Vibration or motion blur correction performed by mechanical compensation by shifting the lens or sensor position
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
- G03B2205/0007—Movement of one or more optical elements for control of motion blur
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
- G03B2205/0007—Movement of one or more optical elements for control of motion blur
- G03B2205/0015—Movement of one or more optical elements for control of motion blur by displacing one or more optical elements normal to the optical axis
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
- G03B2205/0007—Movement of one or more optical elements for control of motion blur
- G03B2205/0038—Movement of one or more optical elements for control of motion blur by displacing the image plane with respect to the optical axis
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
- G03B2205/0053—Driving means for the movement of one or more optical element
- G03B2205/0069—Driving means for the movement of one or more optical element using electromagnetic actuators, e.g. voice coils
Definitions
- This embodiment relates to a camera device.
- a camera device is a device that takes a picture or video of a subject and is mounted on an optical device such as a smartphone, a drone, or a vehicle.
- an optical image stabilization (OIS) function is required to compensate for shaking of an image caused by a user's movement in order to improve image quality.
- an image stabilization function is performed by moving a lens in a direction perpendicular to an optical axis.
- the diameter of the lens increases and the weight of the lens increases. Accordingly, there is a problem in that it is difficult to secure electromagnetic force for moving the lens in a limited space.
- the present embodiment is intended to provide a camera device that performs a hand shake correction function by moving an image sensor.
- the present embodiment is intended to provide a camera device that drives an image sensor in three axes: x-axis shift, y-axis shift, and z-axis rolling.
- the camera device includes a fixing unit; A moving unit including an image sensor; an OIS driving unit for moving the moving unit relative to the fixing unit; an auto focus assembly disposed on the fixing part; and a lens coupled to the autofocus assembly, wherein the autofocus assembly includes a housing disposed in the fixing part, a bobbin disposed in the housing and coupled to the lens, and an AF moving the bobbin relative to the housing. It may include a driving unit and an elastic member connecting the housing and the bobbin, and the housing of the autofocus assembly may be fixed to the fixing unit.
- the housing of the auto focus assembly may be coupled to the fixing part by an adhesive.
- the fixing part may include a base, a first holder fixed on the base, and a first substrate disposed on an upper surface of the first holder, and the housing of the autofocus assembly may be fixed to the first holder. .
- the first holder may include a hole and a protrusion protruding from four corner regions of an inner circumferential surface of the hole, and a lower surface of the housing of the autofocus assembly may be disposed on the protrusion of the first holder.
- At least a portion of an outer circumferential surface of the autofocus assembly may be spaced apart from the inner circumferential surface of the first holder.
- the auto focus assembly may be inserted into and coupled to the hole of the first holder from above.
- the AF driving unit may move the lens in an optical axis direction with respect to the housing, and the OIS driving unit may move the image sensor with respect to the fixing unit in a direction perpendicular to the optical axis direction.
- the AF driving unit includes an AF coil disposed on the bobbin and an AF magnet disposed on the housing and disposed at a position corresponding to the AF coil
- the OIS driving unit includes an OIS magnet disposed on the fixing unit and the moving and an OIS coil disposed at a position corresponding to the OIS magnet, and the AF magnet and the OIS magnet may be spaced apart from each other.
- the AF magnet may not overlap the OIS magnet.
- a wire disposed in an optical axis direction may be included, and the wire may connect the first substrate and the moving unit.
- the moving unit includes a second substrate on which the image sensor is disposed, a second holder coupled to the second substrate, and a terminal member coupled to the second holder, wherein the terminal member includes a body portion and the body portion.
- the terminal includes a first portion disposed on the body, a second portion extending from the first portion and coupled to the wire, and extending from the first portion to the second substrate. It may include a third part that is combined with.
- the auto focus assembly includes a driver including a sensing magnet and a correction magnet disposed opposite to each other on the bobbin, a sensing substrate electrically connected to the first substrate, and a sensor disposed on the sensing substrate and sensing the sensing magnet.
- IC may be included.
- the elastic member includes an upper elastic member and a lower elastic member disposed below the upper elastic member, the lower elastic member includes two lower elastic members spaced apart from each other, and the two lower elastic members are The sensing substrate and the AF coil may be electrically connected.
- the base may include a hole overlapping the image sensor in an optical axis direction, and a stiffener covering the hole of the base may be disposed on a lower surface of the base.
- the optical device includes a main body; a camera device disposed on the main body; and a display disposed on the main body and outputting a video or image captured by the camera device.
- a camera device includes a first holder; an image sensor disposed on one side of the first holder; an OIS driver for moving the image sensor relative to the first holder; an auto focus assembly coupled to the first holder; and a lens coupled to the autofocus assembly, wherein the autofocus assembly includes a housing disposed in the first holder, a bobbin disposed in the housing and coupled to the lens, and moving the bobbin relative to the housing. It may include an AF driver and an elastic member connecting the housing and the bobbin.
- a second holder disposed on one side of the first holder may be included, and the image sensor may move integrally with the second holder.
- the first holder may include a hole, and at least a part of the autofocus assembly may be disposed in the hole of the first holder.
- At least a portion of an outer circumferential surface of the autofocus assembly may be spaced apart from an inner circumferential surface of the hole of the first holder.
- the housing of the auto focus assembly may be coupled to the first holder by an adhesive.
- the first holder may include protrusions protruding from four corner regions of the inner circumferential surface of the hole, and a lower surface of the housing of the auto focus assembly may be disposed on the protrusions of the first holder.
- the AF driving unit includes an AF coil disposed on the bobbin and an AF magnet disposed on the housing and disposed at a position corresponding to the AF coil, and the OIS driving unit includes an OIS magnet disposed on the first holder; An OIS coil disposed in a second holder and disposed at a position corresponding to the OIS magnet, and the AF magnet and the OIS magnet may be spaced apart from each other.
- a camera device includes a fixing unit including a first substrate; A moving unit including an image sensor; an OIS driving unit for moving the moving unit relative to the fixing unit; an auto focus assembly disposed on the fixing part; and a lens coupled to the autofocus assembly, wherein the autofocus assembly includes a housing disposed in the fixing part, a bobbin disposed in the housing and coupled to the lens, and an AF moving the bobbin relative to the housing.
- a driving unit and an elastic member connecting the housing and the bobbin may be included, and the first substrate may overlap the autofocus assembly in a direction perpendicular to an optical axis direction.
- the height of the module can be reduced as the auto focus assembly is coupled to the image stabilization assembly.
- the auto focus assembly may be assembled after the image sensor wire bonding process. That is, the ease of the wire bonding process of the image sensor can be secured through this embodiment.
- FIG. 1 is a perspective view of a camera device according to an embodiment.
- FIG. 2 is a plan view of the camera device according to the present embodiment.
- FIG. 3 is a cross-sectional view viewed from A-A in FIG. 2 .
- FIG. 4A is a cross-sectional view viewed from line B-B in FIG. 2 .
- Figure 4b is a partially enlarged view of Figure 4a.
- FIG. 5 is a cross-sectional view viewed from C-C in FIG. 2;
- FIG. 6 is an exploded perspective view of the camera device according to the present embodiment.
- FIG. 7 is an exploded perspective view of the camera device according to the present embodiment viewed from a direction different from that of FIG. 6 .
- FIG 8 is a perspective view of a state in which a cover member is omitted in the camera device according to the present embodiment.
- FIG. 9 is a perspective view of a state in which the auto focus assembly is omitted in FIG. 8 .
- FIG. 10 is a perspective view of an auto focus assembly of a camera device according to an exemplary embodiment.
- FIG. 11 is an exploded perspective view of an autofocus assembly of a camera device according to an exemplary embodiment.
- FIG. 12 is an exploded perspective view of a fixed part and a moving part of the camera device according to the present embodiment.
- FIG. 13 is an exploded perspective view of the camera device according to the present embodiment.
- FIG. 14 is a diagram for explaining driving of an auto focus function of a camera device according to an exemplary embodiment.
- FIG. 15 to 17 are diagrams for explaining the driving of the hand shake correction function of the camera device according to the present embodiment.
- FIG. 15 is a diagram for explaining driving in which the image sensor of the camera device according to the present embodiment is shifted along the x-axis.
- 16 is a diagram for explaining driving in which the image sensor of the camera device according to the present embodiment is shifted along the y-axis.
- 17 is a diagram for explaining driving in which an image sensor of a camera device according to an exemplary embodiment is rolled around a z-axis.
- FIG. 18 is a perspective view of an optical device according to the present embodiment.
- FIG. 19 is a perspective view of the optical device according to the present embodiment viewed from a direction different from that of FIG. 18 .
- the technical idea of the present invention is not limited to some of the described embodiments, but may be implemented in a variety of different forms, and if it is within the scope of the technical idea of the present invention, one or more of the components among the embodiments can be selectively implemented. can be used in combination or substitution.
- the singular form may also include the plural form unless otherwise specified in the phrase, and when described as "at least one (or more than one) of A and (and) B and C", A, B, and C are combined. may include one or more of all possible combinations.
- first, second, A, B, (a), and (b) may be used. These terms are only used to distinguish the component from other components, and the term is not limited to the nature, order, or order of the corresponding component.
- a component when a component is described as being 'connected', 'coupled', or 'connected' to another component, the component is directly 'connected', 'coupled', or 'connected' to the other component. In addition to the case, it may include cases where the component is 'connected', 'combined', or 'connected' due to another component between the component and the other component.
- FIG. 1 is a perspective view of a camera device according to the present embodiment
- FIG. 2 is a plan view of the camera device according to the present embodiment
- FIG. 3 is a cross-sectional view viewed from A-A in FIG. 2
- FIG. 4A is a cross-sectional view viewed from B-B in FIG. 4B is an enlarged view of a portion of FIG. 4A
- FIG. 5 is a cross-sectional view viewed from C-C in FIG. 2
- FIG. 6 is an exploded perspective view of the camera device according to the present embodiment
- FIG. 7 is a camera device according to the present embodiment. is an exploded perspective view viewed from a direction different from that of FIG. 6, FIG.
- FIG. 8 is a perspective view of a camera device according to the present embodiment in which a cover member is omitted
- FIG. 9 is a perspective view of a state in which an autofocus assembly is omitted in FIG. 8
- 10 is a perspective view of an autofocus assembly of a camera device according to an embodiment
- FIG. 11 is an exploded perspective view of an autofocus assembly of a camera device according to an embodiment
- FIG. 12 is a fixing part of a camera device according to an embodiment. and an exploded perspective view of the moving unit
- FIG. 13 is an exploded perspective view of the camera device according to the present embodiment.
- the camera device 10 may capture at least one of an image and a video.
- the camera device 10 may be a camera.
- the camera device 10 may be a camera module.
- the camera device 10 may be a camera assembly.
- the camera device 10 may be a camera unit.
- the camera device 10 may include a lens driving device.
- the camera device 10 may include a sensor driving device.
- the camera device 10 may include a voice coil motor (VCM).
- VCM voice coil motor
- the camera device 10 may include an auto focus assembly.
- the camera device 10 may include a hand shake correction assembly.
- the camera device 10 may include an auto focus device.
- the camera device 10 may include an image stabilization device.
- the camera device 10 may include an actuator.
- the camera device 10 may include a lens driving actuator.
- the camera device 10 may include a sensor-driven actuator.
- the camera device 10 may include an auto focus actuator.
- the camera device 10 may include a hand shake compensation actuator.
- the camera device 10 may include a fixing part 100 .
- the fixed part 100 may be a relatively fixed part when the moving part 300 moves.
- the fixing part 100 may accommodate the auto focus assembly 200 .
- the fixed part 100 may accommodate the moving part 300 .
- the fixing part 100 may be disposed outside the auto focus assembly 200 .
- the fixing part 100 may be disposed outside the moving part 300 .
- the camera device 10 may include a first substrate 110 .
- the fixing part 100 may include the first substrate 110 .
- the first substrate 110 may be a main substrate.
- the first substrate 110 may be a substrate.
- the first substrate 110 may be a printed circuit board (PCB).
- the first substrate 110 may be connected to a power source of the optical device 1 .
- the first substrate 110 may include a connector connected to a power source of the optical device 1 .
- the first substrate 110 may be disposed on the first holder 130 .
- the first substrate 110 may be disposed on the upper surface of the first holder 130 .
- the first substrate 110 may be disposed on the base 120 .
- the first substrate 110 may be disposed under the upper plate of the cover member 140 .
- the first substrate 110 may be disposed between the first holder 130 and the top plate of the cover member 140 .
- the first substrate 110 may overlap the auto focus assembly 200 in a direction perpendicular to the optical axis direction.
- first substrate 110 has been described as one component of the fixing unit 100 throughout the specification, the first substrate 110 may be understood as a separate component from the fixing unit 100 .
- the camera device 10 may include a base 120 .
- the fixing part 100 may include a base 120 .
- the base 120 may be disposed below the first holder 130 .
- the base 120 may be fixed to the first holder 130 .
- the base 120 may be coupled to the first holder 130 .
- the base 120 may be disposed under the first substrate 110 and the base 120 may be fixed to the first substrate 110 .
- the base 120 may be coupled to the first substrate 110 .
- the camera device 10 may include a first holder 130 .
- the fixing part 100 may include a first holder 130 .
- the first holder 130 may be disposed on the base 120 .
- the first holder 130 may be fixed to the base 120 .
- the first holder 130 may be coupled to the base 120 .
- the first holder 130 may be attached to the base 120 by an adhesive.
- the first holder 130 may be fixed on the base 120 .
- the first holder 130 may be disposed on the base 120 .
- the first holder 130 may be fixed on the base 120 .
- the first holder 130 may be coupled to the top of the base 120 .
- the first holder 130 may be attached to the base 120 by an adhesive.
- the first holder 130 may be disposed below the first substrate 110 .
- the first holder 130 may be formed as a separate member from the base 120 .
- the first holder 130 may include a hole 131 .
- the hole 131 may be hollow. At least a part of the auto focus assembly 200 may be disposed in the hole 131 of the first holder 130 .
- the auto focus assembly 200 may be inserted and coupled to the hole 131 of the first holder 130 from above. At least a portion of an outer circumferential surface of the auto focus assembly 200 may be spaced apart from an inner circumferential surface of the hole 131 of the first holder 130 .
- the first holder 130 may include a protrusion 132 .
- the protrusions 132 may protrude from four corner regions of the inner circumferential surface of the hole 131 .
- the lower surface of the housing 210 of the auto focus assembly 200 may be disposed on the protrusion 132 of the first holder 130 .
- the housing 210 may be fixed to the protrusion 132 of the first holder 130 .
- the housing 210 may be coupled to the protrusion 132 of the first holder 130 .
- the housing 210 may be attached to the protruding portion 132 of the first holder 130 using an adhesive.
- the camera device 10 may include a cover member 140 .
- the fixing part 100 may include a cover member 140 .
- the cover member 140 may be coupled to the base 120 .
- the cover member 140 may be coupled to the first holder 130 .
- the cover member 140 may be fixed to the base 120 .
- the cover member 140 may be fixed to the first holder 130 .
- the cover member 140 may cover at least a portion of the base 120 .
- the cover member 140 may cover at least a portion of the first holder 130 .
- the cover member 140 may be a 'cover can' or a 'shield can'.
- the cover member 140 may be formed of a metal material.
- the cover member 140 may block electromagnetic interference (EMI).
- the cover member 140 may be electrically connected to the first substrate 110 .
- the cover member 140 may be grounded to the first substrate 110 .
- the cover member 140 may include a top plate.
- the cover member 140 may include a hole formed in the upper plate. The hole may be formed at a position corresponding to the lens 250 .
- the cover member 140 may include side plates.
- the side plate may include a plurality of side plates.
- the side plate may include four side plates.
- the side plate may include first to fourth side plates.
- the side plates may include first and second side plates disposed opposite to each other, and third and fourth side plates disposed opposite to each other.
- the cover member 140 may include a plurality of corners between a plurality of side plates.
- cover member 140 has been described as one component of the fixing unit 100, but the cover member 140 may be understood as a separate component from the fixing unit 100.
- the cover member 140 may be coupled to the fixing part 100 .
- the cover member 140 may cover the auto focus assembly 200 .
- the camera device 10 may include a stiffener 150 .
- the stiffener 150 may be SUS.
- the stiffener 150 may cover the hole of the base 120 from below.
- the base 120 may include a hole overlapping the image sensor 330 in the optical axis direction.
- a stiffener 150 covering the hole of the base 120 may be disposed on a lower surface of the base 120 .
- the camera device 10 may include an auto focus assembly 200 . At least a portion of the auto focus assembly 200 may move in an optical axis direction based on the fixing part 100 .
- the auto focus assembly 200 may be disposed on the fixing part 100 .
- the auto focus assembly 200 may be disposed within the fixing part 100 .
- the auto focus assembly 200 may be mounted in the fixing part 100 .
- the auto focus assembly 200 may be coupled to the fixing part 100 .
- the auto focus assembly 200 may be fixed within the fixing part 100 .
- the auto focus (AF) function may be performed by moving the bobbin 220 and the lens 250 of the auto focus assembly 200 in the optical axis direction with respect to the fixing part 100 .
- the auto focus assembly 200 may be disposed on the moving unit 300 .
- the camera device 10 may include a housing 210 .
- the auto focus assembly 200 may include a housing 210 .
- the housing 210 may be disposed on the fixing part 100 .
- the housing 210 may be fixed to the fixing part 100 .
- the housing 210 may be coupled to the fixing part 100 .
- the housing 210 may be attached to the fixing part 100 by an adhesive.
- the housing 210 may be coupled to the fixing part 100 by an adhesive.
- the housing 210 may be disposed on the first holder 130 .
- the housing 210 may be fixed to the first holder 130 .
- the housing 210 may be coupled to the first holder 130 .
- the housing 210 may be attached to the first holder 130 using an adhesive.
- the camera device 10 may include a bobbin 220 .
- the auto focus assembly 200 may include a bobbin 220 .
- the bobbin 220 may be disposed below the first substrate 110 .
- the bobbin 220 may be spaced apart and disposed below the first substrate 110 .
- Bobbin 220 may be disposed within housing 210 .
- the bobbin 220 may be disposed inside the housing 210 . At least a portion of the bobbin 220 may be accommodated in the housing 210 .
- the bobbin 220 may be disposed within the first holder 130 .
- the bobbin 220 may be disposed inside the first holder 130 . At least a portion of the bobbin 220 may be accommodated in the first holder 130 .
- the bobbin 220 may be movably disposed in the housing 210 .
- the bobbin 220 may be movably disposed in the housing 210 in the optical axis direction.
- the bobbin 220 may be coupled with the lens 250 .
- the bobbin 220 may include a hollow or hole.
- the lens 250 may be disposed in a hollow or hole of the bobbin 220 .
- An outer circumferential surface of the lens 250 may be coupled to an inner circumferential surface of the bobbin 220 .
- the camera device 10 may include an AF driver.
- the auto focus assembly 200 may include an AF driver.
- the AF driver may move the bobbin 220 in the optical axis direction.
- the AF driver may move the bobbin 220 relative to the housing 210 .
- the AF driver may move the lens 250 in the optical axis direction.
- the AF driver may perform an auto focus (AF) function.
- the AF driver may move the bobbin 220 upward in the optical axis direction.
- the AF driver may move the bobbin 220 downward in the optical axis direction.
- the AF driver may move the lens 250 upward in the optical axis direction.
- the AF driving unit may move the lens 250 downward in the optical axis direction.
- the AF driving unit may move the lens 250 in the optical axis direction with respect to the housing 210 .
- the camera device 10 may include an AF coil 230 .
- the auto focus assembly 200 may include an AF coil 230 .
- the AF driver may include the AF coil 230 .
- the AF coil 230 may be used for AF driving.
- the AF coil 230 may be disposed on the bobbin 220 .
- the AF coil 230 may be fixed to the bobbin 220 .
- the AF coil 230 may be coupled to the bobbin 220 .
- the AF coil 230 may be attached to the bobbin 220 by an adhesive.
- the AF coil 230 may be disposed around the outer circumferential surface of the bobbin 220 .
- the AF coil 230 may be electrically connected to the driver IC 480 .
- the AF coil 230 may be electrically connected to the lower elastic member 242 , the sensing substrate 470 and the driver IC 480 .
- the AF coil 230 may receive current from the driver IC 480 .
- the AF coil 230 may be disposed at a position corresponding to the AF magnet 235 .
- the AF coil 230 may be disposed on the bobbin 220 at a position corresponding to the AF magnet 235 .
- the AF coil 230 may face the AF magnet 235 .
- the AF coil 230 may include a surface facing the AF magnet 235 .
- the AF coil 230 may be disposed adjacent to the AF magnet 235 .
- the AF coil 230 may interact with the AF magnet 235 .
- the AF coil 230 may interact with the AF magnet 235 electromagnetically.
- the AF coil 230 may move the bobbin 220 in the optical axis direction.
- the AF coil 230 may move the lens 250 in the optical axis direction.
- the AF coil 230 may move the bobbin 220 upward in the optical axis direction.
- the AF coil 230 may move the lens 250 upward in the optical axis direction.
- the AF coil 230 may move the bobbin 220 downward in the optical axis direction.
- the AF coil 230 may move the lens 250 downward in the optical axis direction.
- the AF coil 230 may move the bobbin 220 and the lens 250 in the optical axis direction through interaction with the AF magnet 235 .
- the camera device 10 may include an AF magnet 235 .
- the auto focus assembly 200 may include an AF magnet 235 .
- the AF driver may include an AF magnet 235 .
- the AF magnet 235 may be used for AF driving.
- the AF magnet 235 may be a magnet.
- AF magnet 235 may be a permanent magnet.
- the AF magnet 235 may be disposed on the housing 210 .
- the AF magnet 235 may be fixed to the housing 210 .
- the AF magnet 235 may be coupled to the housing 210 .
- the AF magnet 235 may be attached to the housing 210 by an adhesive.
- the AF magnet 235 may be disposed at a position corresponding to the AF coil 230 in the housing 210 .
- the AF magnet 235 may not overlap the OIS magnet 410 in a direction perpendicular to the optical axis direction.
- the AF magnet 235 may not overlap the OIS magnet 410 in the optical axis direction.
- the AF magnet 235 may be disposed on the side of the housing 210 .
- the OIS magnet 410 may be disposed in a corner area of the second holder 340 .
- the AF magnet 235 may be a dipole magnetized magnet including one N-pole region and one S-pole region. As a modified example, the AF magnet 235 may be a 4-pole magnetized magnet including two N-pole regions and two S-pole regions.
- the AF magnet 235 may include a plurality of magnets.
- the AF magnet 235 may include two magnets.
- the AF magnet 235 may include first and second unit magnets.
- the first and second unit magnets may be symmetrically disposed on the optical axis.
- the first and second unit magnets may have the same size and shape as each other.
- the AF magnet 235 may be disposed on the bobbin 220 and the AF coil 230 may be disposed on the housing 210 .
- the camera device 10 may include an elastic member 240 .
- the auto focus assembly 200 may include an elastic member 240 .
- the elastic member 240 may be a support member.
- the elastic member 240 may connect the housing 210 and the bobbin 220 .
- the elastic member 240 may elastically connect the housing 210 and the bobbin 220 .
- the elastic member 240 may support the bobbin 220 movably relative to the housing 210 .
- the elastic member 240 may be deformed when the bobbin 220 moves. When the movement of the bobbin 220 ends, the elastic member 240 may position the bobbin 220 at an initial position through restoring force (elastic force).
- the elastic member 240 may include a leaf spring.
- the elastic member 240 may include a spring.
- Elastic member 240 may have elasticity in at least a part. The elastic member 240 may provide restoring force (elastic force) to the bobbin 220 .
- the camera device 10 may include an upper elastic member 241 .
- the auto focus assembly 200 may include an upper elastic member 241 .
- the elastic member 240 may include an upper elastic member 241 .
- the upper elastic member 241 may be disposed on the lower elastic member 242 .
- the upper elastic member 241 may include an inner portion coupled to the bobbin 220 .
- An inner portion of the upper elastic member 241 may be coupled to an upper portion of the bobbin 220 .
- An inner portion of the upper elastic member 241 may be disposed on the upper surface of the bobbin 220 .
- the upper elastic member 241 may include an outer portion coupled to the housing 210 .
- An outer portion of the upper elastic member 241 may be coupled to a lower portion of the housing 210 .
- An outer portion of the upper elastic member 241 may be disposed on a lower surface of the housing 210 .
- the upper elastic member 241 may include a connection portion connecting an inner portion and an outer portion. The connecting portion may have
- the camera device 10 may include a lower elastic member 242 .
- the auto focus assembly 200 may include a lower elastic member 242 .
- the elastic member 240 may include a lower elastic member 242 .
- the camera device 10 may include a lower elastic member 242 .
- the elastic member 240 may include a lower elastic member 242 .
- the lower elastic member 242 may be disposed below the upper elastic member 241 .
- the lower elastic member 242 may include an inner portion coupled to the bobbin 220 .
- An inner portion of the lower elastic member 242 may be coupled to a lower portion of the bobbin 220 .
- An inner portion of the lower elastic member 242 may be disposed on a lower surface of the bobbin 220 .
- the lower elastic member 242 may include an outer portion coupled to the housing 210 .
- An outer portion of the lower elastic member 242 may be coupled to an upper portion of the housing 210 .
- An outer portion of the lower elastic member 242 may be disposed on an upper surface of the housing 210 .
- the lower elastic member 242 may include a connection portion connecting an inner portion and an outer portion. The connecting portion may have elasticity.
- the lower elastic member 242 may include a plurality of lower elastic members.
- the lower elastic member may include two lower elastic members.
- the lower elastic member 242 may include first and second lower elastic members 242-1 and 242-2.
- the first and second lower elastic members 242-1 and 242-2 may electrically connect the sensing substrate 470 and the AF coil 230.
- the camera device 10 may include a lens 250 .
- the auto focus assembly 200 may include a lens 250 .
- Lens 250 may be coupled to bobbin 220 .
- the lens 250 may be fixed to the bobbin 220 .
- the lens 250 may move integrally with the bobbin 220 .
- the lens 250 may be screwed to the bobbin 220 .
- the lens 250 may be attached to the bobbin 220 by an adhesive.
- the lens 250 may be disposed at a position corresponding to the image sensor 330 .
- An optical axis of the lens 250 may coincide with an optical axis of the image sensor 330 .
- the optical axis may be a z-axis.
- the lens 250 may include a plurality of lenses.
- the lens 250 may include 5 or 6 lenses.
- the lens 250 may be understood as a separate component from the auto focus assembly 200 .
- the lens 250 may be coupled to the auto focus assembly 200 .
- the camera device 10 may include a lens module.
- the lens module may be coupled to the bobbin 220 .
- the lens module may include a barrel and one or more lenses 250 disposed within the barrel.
- the camera device 10 may include a moving unit 300 .
- the moving part 300 may move with respect to the fixing part 100 .
- the moving unit 300 may move in a direction perpendicular to the optical axis direction based on the fixing unit 100 .
- the moving part 300 may be disposed within the fixed part 100 .
- the moving unit 300 may be movably disposed within the fixing unit 100 .
- the moving unit 300 may be disposed within the fixing unit 100 to be movable in a direction perpendicular to the optical axis direction.
- the OIS function may be performed.
- the moving unit 300 may be disposed between the auto focus assembly 200 and the base 120 .
- the moving unit 300 may be disposed below the auto focus assembly 200 .
- the camera device 10 may include a second substrate 310 .
- the moving unit 300 may include a second substrate 310 .
- the second substrate 310 may be a substrate.
- the second substrate 310 may be a printed circuit board (PCB).
- the second substrate 310 may be a sensor substrate.
- the second substrate 310 may be disposed between the auto focus assembly 200 and the base 120 .
- the second substrate 310 may be disposed between the bobbin 220 and the base 120 .
- the second substrate 310 may be disposed between the lens 250 and the base 120 .
- the second substrate 310 may be spaced apart from the fixing part 100 .
- the second substrate 310 may be spaced apart from the fixing part 100 in an optical axis direction and a direction perpendicular to the optical axis direction.
- the second substrate 310 may move in a direction perpendicular to the optical axis direction.
- An image sensor 330 may be disposed on the second substrate 310 .
- An image sensor 330 may be mounted on the second substrate 310 .
- An image sensor 330 may be mounted on the second substrate 310 .
- the image sensor 330 may be coupled to the second substrate 310 by wire bonding.
- the second substrate 310 may be electrically connected to the image sensor 330 .
- the second substrate 310 may move integrally with the image sensor 330 .
- the camera device 10 may include an image sensor 330 .
- the moving unit 300 may include an image sensor 330 .
- the image sensor 330 may be disposed on the second substrate 310 .
- the image sensor 330 may be disposed between the second substrate 310 and the sensor base 350 .
- the image sensor 330 may be electrically connected to the second substrate 310 .
- the image sensor 330 may move integrally with the second substrate 310 .
- the image sensor 330 may be disposed on a substrate separate from the second substrate 310 and the separate substrate may be coupled to a lower surface of the second substrate 310 .
- the second substrate 310 may include a hole in which the image sensor 330 is disposed.
- the image sensor 330 may be electrically connected to the second substrate 310 and the first substrate 110 .
- the image sensor 330 may include an effective image area.
- the image sensor 330 may convert light irradiated onto the effective image area into an electrical signal.
- the image sensor 330 may include one or more of a charge coupled device (CCD), a metal oxide semi-conductor (MOS), a CPD, and a CID.
- the camera device 10 may include a second holder 340 .
- the moving unit 300 may include a second holder 340 .
- the second holder 340 may be formed of an insulating material.
- the second holder 340 may be disposed on the second substrate 310 .
- the second holder 340 may be disposed on the second substrate 310 .
- the second holder 340 may be disposed on the second substrate 310 .
- the second holder 340 may be fixed to the second substrate 310 .
- the second holder 340 may be coupled to the second substrate 310 .
- the second holder 340 may include a hollow or hole in which the image sensor 330 is disposed.
- An OIS coil 420 may be disposed in the second holder 340 .
- the second holder 340 may include a protrusion around which the OIS coil 420 is wound.
- the second holder 340 may include a hole where the hall sensor 425 is disposed.
- the camera device 10 may include a sensor base 350 .
- the moving unit 300 may include a sensor base 350 .
- the sensor base 350 may be disposed on the second substrate 310 .
- the sensor base 350 may include a hole formed at a position corresponding to the image sensor 330 .
- the sensor base 350 may include a groove in which the filter 360 is disposed.
- the camera device 10 may include a filter 360 .
- the moving unit 300 may include a filter 360 .
- the filter 360 may be disposed between the lens 250 and the image sensor 330 .
- Filter 360 may be disposed on sensor base 350 .
- the filter 360 may block light of a specific frequency band from entering the image sensor 330 from light passing through the lens 250 .
- the filter 360 may include an infrared cut filter.
- the filter 360 may block infrared rays from being incident on the image sensor 330 .
- the camera device 10 may include a terminal member 370 .
- the terminal member 370 may be an interposer.
- the terminal member 370 may connect the wire 800 and the second substrate 310 .
- the terminal member 370 may electrically connect the wire 800 and the second substrate 310 .
- the terminal member 370 may be coupled to the second holder 340 .
- the terminal member 370 may include a body portion 371 .
- the body portion 371 may be formed of an insulating material.
- the body portion 371 may be an insulating portion.
- the body portion 371 may be an insulator.
- the body portion 371 may include a conductive region.
- the body portion 371 may be disposed on the second holder 340 .
- the terminal member 370 may include a terminal 372 .
- the terminal 372 may be disposed on the body portion 371 .
- Terminal 372 may be formed of metal.
- the terminal 372 may be formed of a conductive member.
- Terminal 372 may have elasticity at least in part.
- the terminal 372 may include a first portion 373 .
- the first part 373 may be disposed on the body part 371 .
- Terminal 372 may include a second portion 374 .
- the second part 374 may extend from the first part 373 to one side.
- the second part 374 may be coupled to the wire 800 .
- the second portion 374 may include a bent portion.
- the second portion 374 may have elasticity.
- Terminal 372 may include a third portion 375 .
- the third portion 375 may extend from the first portion 373 to the other side.
- the third portion 375 may be coupled to the second substrate 310 .
- the camera device 10 may include an OIS driver.
- the OIS driving unit may move the moving unit 300 relative to the fixed unit 100 .
- the OIS driver may move the moving unit 300 in a direction perpendicular to the optical axis direction.
- the OIS driver may move the second substrate 310 in a direction perpendicular to the optical axis direction.
- the OIS driver may move the image sensor 330 in a direction perpendicular to the optical axis direction.
- the OIS driver may move the second holder 340 in a direction perpendicular to the optical axis direction.
- the OIS driver may move the sensor base 350 in a direction perpendicular to the optical axis direction.
- the OIS driver may move the filter 360 in a direction perpendicular to the optical axis direction.
- the OIS driver may perform an image stabilization (OIS) function.
- the OIS driver may include an OIS magnet 410 .
- the OIS driver may include the OIS coil 420 .
- the OIS driving unit may move the image sensor 330 in a direction perpendicular to the optical axis direction with respect to the fixing unit 100 .
- the OIS driver may move the moving unit 300 in a first direction perpendicular to the optical axis direction.
- the OIS driver may move the moving unit 300 in a second direction perpendicular to the optical axis direction and the first direction.
- the OIS driving unit may rotate the moving unit 300 around an optical axis.
- the camera device 10 may include an OIS magnet 410 .
- the driving unit may include an OIS magnet 410 .
- the OIS magnet 410 may be used for OIS driving.
- the OIS magnet 410 may be a magnet.
- the OIS magnet 410 may be a permanent magnet.
- One of the AF magnet 235 and the OIS magnet 410 may be referred to as a first magnet and the other may be referred to as a second magnet.
- the OIS magnet 410 may be disposed on the fixing part 100 .
- the OIS magnet 410 may be fixed to the fixing part 100 .
- the OIS magnet 410 may be coupled to the fixing part 100 .
- the OIS magnet 410 may be attached to the fixing part 100 by an adhesive.
- the OIS magnet 410 may be disposed on the first holder 130 .
- the OIS magnet 410 may be fixed to the first holder 130 .
- the OIS magnet 410 may be coupled to the first holder 130 .
- the OIS magnet 410 may be attached to the first holder 130 by an adhesive.
- the OIS magnet 410 may be disposed at a corner of the first holder 130 .
- the OIS magnet 410 may be disposed close to the corner of the first holder 130 .
- the OIS magnet 410 may be a 4-pole magnetized magnet including two N-pole regions and two S-pole regions. As a modified example, the OIS magnet 410 may be a dipole magnetized magnet including one N-pole region and one S-pole region.
- the OIS magnet 410 may include a plurality of magnets.
- the OIS magnet 410 may include four magnets.
- the four second magnets 420 may be disposed in each of the four corner regions of the fixing part 100 .
- the OIS magnet 410 may include first to fourth unit magnets.
- the first to fourth unit magnets may be symmetrically disposed on the optical axis.
- the first to fourth unit magnets may have the same size and shape as each other.
- the AF magnet 235 and the OIS magnet 410 may have different sizes.
- the AF magnet 235 and the OIS magnet 410 may be spaced apart from each other. In the optical axis direction, the thickness of the OIS magnet 410 may be smaller than that of the AF magnet 235 .
- the length of the long axis of the AF magnet 235 may be greater than the length of the long axis of the OIS magnet 410 .
- the AF magnet 235 may not overlap the OIS magnet 410 in a direction perpendicular to the optical axis direction.
- the OIS magnet 410 may be disposed on the moving part 300 and the OIS coil 420 may be disposed on the fixed part 100 .
- the camera device 10 may include an OIS coil 420 .
- the driving unit may include the OIS coil 420.
- the OIS coil 420 may be disposed on the moving unit 300 .
- the OIS coil 420 may be fixed to the moving part 300 .
- the OIS coil 420 may be coupled to the moving unit 300 .
- the OIS coil 420 may be attached to the moving part 300 by an adhesive.
- the OIS coil 420 may be disposed on the second holder 340 .
- the OIS coil 420 may be fixed to the second holder 340 .
- the OIS coil 420 may be coupled to the second holder 340 .
- the OIS coil 420 may be attached to the second holder 340 by an adhesive.
- the OIS coil 420 may be disposed by being wound around the protrusion of the second holder 340 .
- the OIS coil 420 may be disposed on the second holder 340 .
- the OIS coil 420 may be electrically connected to the second substrate 310 . Both ends of the OIS coil 420 may be soldered to the second substrate 310 .
- the OIS coil 420 may be coupled to the second substrate 310 by solder.
- the OIS coil 420 may be electrically connected to the driver IC 495.
- the OIS coil 420 may be electrically connected to the second substrate 310 and the driver IC 495 .
- the OIS coil 420 may receive current from the driver IC 495 .
- One of the AF coil 230 and the OIS coil 420 may be referred to as a first coil and the other may be referred to as a second coil.
- the OIS coil 420 may be disposed at a position corresponding to the OIS magnet 410 .
- the OIS coil 420 may be disposed in a position corresponding to the OIS magnet 410 in the second holder 340 .
- the OIS coil 420 may be disposed at a position corresponding to the OIS magnet 410 in the moving unit 300 .
- the OIS coil 420 may face the OIS magnet 410 .
- the OIS coil 420 may include a surface facing the OIS magnet 410 .
- the OIS coil 420 may be disposed adjacent to the OIS magnet 410 .
- the OIS coil 420 may interact with the OIS magnet 410 .
- the OIS coil 420 may interact electromagnetically with the OIS magnet 410 .
- the OIS coil 420 may move the moving unit 300 in a direction perpendicular to the optical axis direction.
- the OIS coil 420 may move the second substrate 310 in a direction perpendicular to the optical axis direction.
- the OIS coil 420 may move the image sensor 330 in a direction perpendicular to the optical axis direction.
- the OIS coil 420 may move the second holder 340 in a direction perpendicular to the optical axis direction.
- the OIS coil 420 may rotate the moving unit 300 about an optical axis.
- the OIS coil 420 may rotate the second substrate 310 about the optical axis.
- the OIS coil 420 may rotate the image sensor 330 about an optical axis.
- the OIS coil 420 may rotate the second holder 340 about the optical axis.
- the OIS coil 420 may move the moving unit 300 in a direction perpendicular to the optical axis direction and rotate it based on the optical axis through interaction with the OIS magnet 410 .
- the OIS coil 420 may include a plurality of coils.
- the OIS coil 420 may include four coils.
- the OIS coil 420 may include a coil for x-axis shift.
- the OIS coil 420 may include a coil for y-axis shift.
- the OIS coil 420 may include the 2-1 coil 421 .
- the 2-1 coil 421 may be a first unit coil.
- the 2-1 coil 421 may be a first sub coil.
- the 2-1 coil 421 may be a coil for x-axis shift.
- the 2-1 coil 421 may move the moving unit 300 in the x-axis direction.
- the 2-1 coil 421 may be disposed long in the y-axis.
- the 2-1 coil 421 may include a plurality of coils.
- the 2-1 coil 421 may include two coils.
- the two coils of the 2-1 coil 421 may be electrically connected to each other.
- the 2-1st coil 421 may include a connection coil connecting the two coils. In this case, the two coils of the 2-1 coil 421 may receive current together. Alternatively, the two coils of the 2-1 coil 421 may be electrically separated from each other and receive current individually.
- the OIS coil 420 may include a 2-2 coil 422 .
- the 2-2 coil 422 may be a second unit coil.
- the 2-2 coil 422 may be a second sub coil.
- the 2-2nd coil 422 may be a coil for y-axis shift.
- the 2-2 coil 422 may move the moving unit 300 in the y-axis direction.
- the 2-2 coil 422 may be disposed long in the x-axis.
- the 2-1 coil 421 may include a plurality of coils.
- the 2-2nd coil 422 may include two coils.
- the two coils of the 2-2nd coil 422 may be electrically connected to each other.
- the 2-2 coil 422 may include a connection coil connecting the two coils. In this case, the two coils of the 2-2 coil 422 may receive current together. Alternatively, the two coils of the 2-2nd coil 422 may be electrically separated from each other and receive current individually.
- the camera device 10 may include a hall sensor 425 .
- the hall sensor 425 may be disposed on the second substrate 310 .
- the hall sensor 425 may be disposed in a hole of the second holder 340 .
- the Hall sensor 425 may include a Hall element (Hall IC).
- the hall sensor 425 may detect the OIS magnet 410 .
- the hall sensor 425 may sense the magnetic force of the OIS magnet 410 .
- the hall sensor 425 may face the OIS magnet 410 .
- the hall sensor 425 may be disposed at a position corresponding to the OIS magnet 410 .
- the hall sensor 425 may be disposed adjacent to the OIS magnet 410 .
- the hall sensor 425 may detect the position of the moving unit 300 .
- the hall sensor 425 may detect movement of the moving unit 300 .
- the hall sensor 425 may be disposed in the hollow of the OIS coil 420.
- a sensing value sensed by the Hall sensor 425 may be used to provide feedback for hand shake correction operation.
- the Hall sensor 425 may be electrically connected to the driver IC 495.
- the Hall sensor 425 may include a plurality of Hall sensors.
- the Hall sensor 425 may include three Hall sensors.
- the hall sensor 425 may include first to third hall sensors.
- the first hall sensor may detect displacement of the moving unit 300 in the x-axis direction.
- the second hall sensor may detect displacement of the moving unit 300 in the y-axis direction.
- the third hall sensor may sense rotation of the moving unit 300 about the z-axis either alone or together with at least one of the first hall sensor and the second hall sensor.
- the camera device 10 may include a sensing magnet 450 .
- the sensing magnet 450 may be disposed on the bobbin 220 .
- the sensing magnet 450 may be fixed to the bobbin 220 .
- the sensing magnet 450 may be coupled to the bobbin 220 .
- the sensing magnet 450 may be attached to the bobbin 220 by an adhesive.
- the sensing magnet 450 may have a smaller size than the driving magnets 235 and 410 . Through this, the influence of the sensing magnet 450 on driving may be minimized.
- the sensing magnet 450 may be disposed on the opposite side of the correction magnet 460 .
- the sensing magnet 450 and the correction magnet 460 may be disposed opposite to each other on the bobbin 220 .
- the camera device 10 may include a calibration magnet 460 .
- the compensation magnet 460 may be a compensation magnet.
- the correction magnet 460 may be disposed on the bobbin 220 .
- the correction magnet 460 may be fixed to the bobbin 220 .
- the correction magnet 460 may be coupled to the bobbin 220 .
- the correction magnet 460 may be attached to the bobbin 220 by an adhesive.
- the correction magnet 460 may have a smaller size than the driving magnets 235 and 410 . Through this, the influence of the correction magnet 460 on driving may be minimized.
- the correction magnet 460 may be disposed on the opposite side of the sensing magnet 450 to form a magnetic balance with the sensing magnet 450 . Through this, tilt that may be generated by the sensing magnet 450 may be prevented.
- the camera device 10 may include a sensing substrate 470 .
- the sensing substrate 470 may be a substrate.
- the sensing board 470 may be a printed circuit board (PCB).
- the sensing substrate 470 may be a flexible substrate.
- the sensing substrate 470 may be an FPCB.
- the sensing substrate 470 may be coupled to the first substrate 110 .
- the sensing substrate 470 may be connected to the first substrate 110 .
- the sensing substrate 470 may be electrically connected to the first substrate 110 .
- the sensing substrate 470 may be soldered to the first substrate 110 .
- the sensing substrate 470 may be disposed on the housing 210 .
- the sensing substrate 470 may be fixed to the housing 210 .
- the sensing substrate 470 may be coupled to the housing 210 .
- the housing 210 may include a groove or hole having a shape corresponding to that of the sensing substrate 470 .
- the sensing substrate 470 may be disposed in a groove
- the camera device 10 may include a driver IC 480 .
- the driver IC 480 may be an AF driver IC.
- the driver IC 480 may be electrically connected to the AF coil 230 .
- the driver IC 480 may apply current to the AF coil 230 to perform AF driving.
- the driver IC 480 may apply power to the AF coil 230 .
- the driver IC 480 may apply current to the AF coil 230 .
- the driver IC 480 may apply voltage to the AF coil 230 .
- the driver IC 480 may be disposed on the sensing substrate 470 .
- the driver IC 480 may be disposed at a position corresponding to the sensing magnet 450 .
- the driver IC 480 may be disposed to face the sensing magnet 450 .
- the driver IC 480 may be disposed adjacent to the sensing magnet 450 .
- the driver IC 480 may sense the sensing magnet 450 .
- the driver IC 480 may include a sensor.
- the sensor may include a Hall element (Hall IC).
- the sensor may be disposed at a position corresponding to the sensing magnet 450 .
- the sensor may be disposed to face the sensing magnet 450 .
- the sensor may be disposed adjacent to the sensing magnet 450 .
- the sensor may detect the sensing magnet 450 .
- the sensor may detect the magnetic force of the sensing magnet 450 .
- the sensor may detect the position of the lens 250 .
- the sensor may detect movement of the lens 250 .
- a detection value detected by the sensor may be used for feedback of autofocus driving.
- the camera device 10 may include a gyro sensor 490 .
- the gyro sensor 490 may be disposed on the first substrate 110 .
- the gyro sensor 490 may detect shaking of the camera device 10 .
- the gyro sensor 490 may sense angular velocity or linear velocity due to shaking of the camera device 10 .
- the gyro sensor 490 may be electrically connected to the driver IC 495 . Shaking of the camera device 10 detected by the gyro sensor 490 may be used to drive OIS.
- the camera device 10 may include a driver IC 495 .
- the driver IC 495 may be an OIS driver IC.
- the driver IC 495 may be electrically connected to the OIS coil 420 .
- the driver IC 495 may apply current to the OIS coil 420 to perform OIS driving.
- the driver IC 495 may apply power to the OIS coil 420 .
- the driver IC 495 may apply current to the OIS coil 420 .
- the driver IC 495 may apply voltage to the OIS coil 420 .
- the driver IC 495 may be disposed on the second substrate 310 .
- the camera device 10 may include a connection substrate, which is a configuration not shown.
- the connecting substrate may be a connecting part.
- the connecting substrate may be a connecting member.
- the connection board may be a flexible board.
- the connecting substrate may be a flexible substrate.
- the connection board may be a flexible printed circuit board.
- the connection board may be a flexible printed circuit board (FPCB).
- the connecting substrate may be flexible at least in part.
- the second substrate 310 and the connection substrate may be integrally formed.
- the connecting substrate may support the moving unit 300 .
- the connecting substrate may support the movement of the moving unit 300 .
- the connecting substrate may movably support the movable unit 300 .
- the connecting substrate may connect the moving part 300 and the fixed part 100 .
- the connecting substrate may connect the first substrate 110 and the second substrate 310 .
- the connecting substrate may electrically connect the first substrate 110 and the second substrate 310 .
- the connecting substrate may guide the movement of the moving unit 300 .
- the connecting substrate may guide the moving unit 300 to move in a direction perpendicular to the optical axis direction.
- the connecting substrate may guide the moving unit 300 to rotate about an optical axis.
- the connecting substrate may limit movement of the moving unit 300 in the optical axis direction.
- a portion of the connecting substrate may be coupled to the base 120 .
- the connection substrate may include a first portion coupled to the first substrate 110 , a second portion coupled to the second substrate 310 , and a third portion connecting the first portion and the second portion.
- the third portion may be disposed parallel to the optical axis at least in part.
- the third portion may have a length in the optical axis direction longer than a thickness.
- At least a portion of the second portion of the connection substrate may be disposed parallel to the second substrate 310 .
- the third part of the connecting substrate may be disposed perpendicular to the second part in at least a part.
- the third portion of the connection substrate may be bent in a round shape at a portion corresponding to a corner of the second substrate 310 .
- the camera device 10 may include a wire 800 .
- the wire 800 may be a wire spring.
- the wire 800 may be an elastic member.
- the wire 800 may be a leaf spring in a modified example.
- the wire 800 may connect the fixed part 100 and the moving part 300.
- the wire 800 may elastically connect the fixed part 100 and the moving part 300 .
- the wire 800 may electrically connect the first substrate 110 and the second substrate 310 .
- the wire 800 may connect the first substrate 110 and the moving unit 300 .
- the wire 800 may movably support the moving unit 300 .
- the wire 800 may support the moving unit 300 to move or rotate in a direction perpendicular to the optical axis direction.
- the wire 800 may be disposed in an optical axis direction.
- the wire 800 may be disposed parallel to the optical axis.
- the wire 800 may be formed of metal.
- the wire 800 may be formed of a conductive material.
- the wire 800 may have elasticity at least in part.
- the wire 800
- the second substrate 310 which is a sensor substrate, is applied to the inside of a sensor shift VCM (voice coil motor) to drive the VCM with a structure in which electric elements such as a VCM driving coil, a Hall sensor, a driver IC, and a capacitor are mounted on the substrate. It may be a structure in which all electrical elements including the time coil move.
- This embodiment is a structure in which a camera circuit and an actuator are fused, and all electrical elements implementing the OIS function are applied inside the VCM, so that the Output PCB connector of the sensor shift VCM becomes the output connector of the final camera device 10. may be a rescue.
- FIG. 14 is a diagram for explaining driving of an auto focus function of a camera device according to an exemplary embodiment.
- an electromagnetic field is formed in the AF coil 230, and the AF coil 230 electromagnetically interacts with the AF magnet 235 to form an optical axis. direction (z-axis direction).
- the AF coil 230 may move in the optical axis direction together with the auto focus assembly 200 including the lens 250 .
- the focus of the subject can be adjusted. Any one or more of current and voltage may be applied to apply power to the AF coil 230 .
- the AF coil 230 moves upward in the optical axis direction through electromagnetic interaction with the AF magnet 235 (Fig. 14, a)). At this time, the AF coil 230 may move the lens 250 in an upward direction of the optical axis so as to be away from the image sensor 330 .
- the AF coil 230 When current in the second direction opposite to the first direction is applied to the AF coil 230 of the camera device 10 according to the present embodiment, the AF coil 230 electromagnetically interacts with the AF magnet 235 to form an optical axis. It can move in the downward direction (see b in FIG. 14) among the directions. At this time, the AF coil 230 may move the lens 250 in a downward direction of the optical axis so as to be closer to the image sensor 330 .
- 15 to 17 are diagrams for explaining the driving of the hand shake correction function of the camera device according to the present embodiment.
- an electromagnetic field is formed in the OIS coil 420, and the OIS coil 420 electromagnetically interacts with the OIS magnet 410 to form an optical axis. It can move in a direction perpendicular to the direction.
- the OIS coil 420 may rotate about an optical axis through electromagnetic interaction with the OIS magnet 410 .
- the OIS coil 420 may move or rotate together with the moving unit 300 including the image sensor 330 .
- the OIS coil 420 may move the image sensor 330 to compensate for shaking of the camera device 10 detected by the gyro sensor 490 .
- 15 is a diagram for explaining driving in which an image sensor of a camera device according to an exemplary embodiment is shifted along an x-axis.
- the 2-1 coil 421 electromagnetically interacts with the OIS magnet 410 to form an optical axis. It can move in one direction (see a in FIG. 15) among the first directions (x-axis direction) perpendicular to the direction. In this case, the 2-1 coil 421 may move the image sensor 330 in one direction among first directions perpendicular to the optical axis direction. Conversely, when current in the second direction opposite to the first direction is applied to the 2-1 coil 421, the 2-1 coil 421 is perpendicular to the optical axis direction through electromagnetic interaction with the OIS magnet 410. can move in the other direction of the first direction (x-axis direction). At this time, the 2-1 coil 421 may move the image sensor 330 in another direction among the first directions perpendicular to the optical axis direction.
- 16 is a diagram for explaining driving in which the image sensor of the camera device according to the present embodiment is shifted along the y-axis.
- the 2-2 coil 422 electromagnetically interacts with the OIS magnet 410 to form an optical axis. It can move in one direction (see b in FIG. 16) among the second directions (y-axis direction) perpendicular to the direction. At this time, the 2-2 coil 422 may move the image sensor 330 in one direction among the second directions perpendicular to the optical axis direction. Conversely, when current in the second direction opposite to the first direction is applied to the 2-2 coil 422, the 2-2 coil 422 is perpendicular to the optical axis direction through electromagnetic interaction with the OIS magnet 410. may move in the other direction of the second direction (y-axis direction). At this time, the 2-2 coil 422 may move the image sensor 330 in another direction among the second directions perpendicular to the optical axis direction.
- 17 is a diagram for explaining driving in which an image sensor of a camera device according to an exemplary embodiment is rolled around a z-axis.
- the 2-1 coil 421 and the 2-2 coil 422 of the camera device 10 When current in the first direction is applied to the 2-1 coil 421 and the 2-2 coil 422 of the camera device 10 according to the present embodiment, the 2-1 coil 421 and the 2-2 coil 421 The coil 422 may rotate in one direction around an optical axis through electromagnetic interaction with the OIS magnet 410 (see c in FIG. 17 ). At this time, the 2-1 coil 421 and the 2-2 coil 422 may rotate the image sensor 330 in one direction around the optical axis. At this time, one direction may be counterclockwise.
- the 2-1 coil 421 and the 2-2 coil 422 may rotate in other directions around the optical axis through electromagnetic interaction with the OIS magnet 410.
- the 2-1 coil 421 and the 2-2 coil 422 may rotate the image sensor 330 in the other direction around the optical axis.
- the other direction may be a clockwise direction.
- FIG. 18 is a perspective view of the optical device according to the present embodiment
- FIG. 19 is a perspective view of the optical device according to the present embodiment viewed from a direction different from that of FIG. 18 .
- the optical device 1 includes a mobile phone, a mobile phone, a portable terminal, a mobile terminal, a smart phone, a smart pad, a portable smart device, a digital camera, a laptop computer, a digital broadcasting terminal, and personal digital assistants (PDAs). , Portable Multimedia Player (PMP), and navigation.
- the optical device 1 may include any device for taking images or photos.
- the optical device 1 may include a body 20 .
- the optical device 1 may include a camera device 10 .
- the camera device 10 may be disposed on the main body 20 .
- the camera device 10 may capture a subject.
- the optical device 1 may include a display 30 .
- the display 30 may be disposed on the main body 20 .
- the display 30 may output any one or more of images and images captured by the camera device 10 .
- the display 30 may be disposed on the first surface of the main body 20 .
- the camera device 10 may be disposed on at least one of a first surface of the main body 20 and a second surface opposite to the first surface.
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Abstract
Description
Claims (10)
- 고정부;이미지 센서를 포함하는 이동부;상기 이동부를 상기 고정부에 대하여 이동시키는 OIS 구동부;상기 고정부에 배치되는 오토 포커스 어셈블리; 및상기 오토 포커스 어셈블리에 결합되는 렌즈를 포함하고,상기 오토 포커스 어셈블리는 상기 고정부에 배치되는 하우징과, 상기 하우징 내에 배치되고 상기 렌즈와 결합되는 보빈과, 상기 보빈을 상기 하우징에 대하여 이동시키는 AF 구동부와, 상기 하우징과 상기 보빈을 연결하는 탄성부재를 포함하고,상기 오토 포커스 어셈블리의 상기 하우징은 상기 고정부에 고정되는 카메라 장치.
- 제1항에 있어서,상기 오토 포커스 어셈블리의 상기 하우징은 상기 고정부에 접착제에 의해 결합되는 카메라 장치.
- 제1항에 있어서,상기 고정부는 베이스와, 상기 베이스의 위에 고정되는 제1홀더와, 상기 제1홀더의 상면에 배치되는 제1기판을 포함하고,상기 오토 포커스 어셈블리의 상기 하우징은 상기 제1홀더에 고정되는 카메라 장치.
- 제3항에 있어서,상기 제1홀더는 홀과, 상기 홀의 내주면의 4개의 코너 영역으로부터 돌출되는 돌출부를 포함하고,상기 오토 포커스 어셈블리의 상기 하우징의 하면은 상기 제1홀더의 상기 돌출부에 배치되는 카메라 장치.
- 제4항에 있어서,상기 오토 포커스 어셈블리의 외주면의 적어도 일부는 상기 제1홀더의 상기 내주면과 이격되는 카메라 장치.
- 제4항에 있어서,상기 오토 포커스 어셈블리는 상기 제1홀더의 상기 홀에 위에서 삽입되어 결합되는 카메라 장치.
- 제1항에 있어서,상기 AF 구동부는 상기 렌즈를 상기 하우징에 대해 광축방향으로 이동시키고,상기 OIS 구동부는 상기 이미지 센서를 상기 고정부에 대해 상기 광축방향에 수직인 방향으로 이동시키는 카메라 장치.
- 제3항에 있어서,상기 AF 구동부는 상기 보빈에 배치되는 AF 코일과, 상기 하우징에 배치되고 상기 AF 코일과 대응하는 위치에 배치되는 AF 마그네트를 포함하고,상기 OIS 구동부는 상기 고정부에 배치되는 OIS 마그네트와, 상기 이동부에 배치되고 상기 OIS 마그네트와 대응하는 위치에 배치되는 OIS 코일을 포함하고,상기 AF 마그네트와 상기 OIS 마그네트는 서로 이격되는 카메라 장치.
- 제8항에 있어서,광축방향에 수직인 방향으로 상기 AF 마그네트는 상기 OIS 마그네트와 오버랩되지 않는 카메라 장치.
- 제1홀더;상기 제1홀더의 일측에 배치되는 이미지 센서;상기 이미지 센서를 상기 제1홀더에 대하여 이동시키는 OIS 구동부;상기 제1홀더에 결합되는 오토 포커스 어셈블리; 및상기 오토 포커스 어셈블리에 결합되는 렌즈를 포함하고,상기 오토 포커스 어셈블리는 상기 제1홀더에 배치되는 하우징과, 상기 하우징 내에 배치되고 상기 렌즈와 결합되는 보빈과, 상기 보빈을 상기 하우징에 대하여 이동시키는 AF 구동부와, 상기 하우징과 상기 보빈을 연결하는 탄성부재를 포함하는 카메라 장치.
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KR20170021682A (ko) * | 2015-08-18 | 2017-02-28 | 엘지이노텍 주식회사 | 카메라 장치 및 광학기기 |
KR102146385B1 (ko) * | 2020-04-24 | 2020-08-20 | 성우전자 주식회사 | Ois를 위한 이미지센서 액추에이터 및 이를 포함하는 카메라 모듈 |
KR20200114251A (ko) * | 2019-03-28 | 2020-10-07 | 엘지이노텍 주식회사 | 카메라 장치 |
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KR20210044871A (ko) * | 2018-09-28 | 2021-04-23 | 애플 인크. | 카메라 초점 및 안정화 시스템 |
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KR20170021682A (ko) * | 2015-08-18 | 2017-02-28 | 엘지이노텍 주식회사 | 카메라 장치 및 광학기기 |
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KR20210044871A (ko) * | 2018-09-28 | 2021-04-23 | 애플 인크. | 카메라 초점 및 안정화 시스템 |
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EP4343427A1 (en) | 2024-03-27 |
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