WO2022059949A1 - 카메라 장치 및 광학기기 - Google Patents
카메라 장치 및 광학기기 Download PDFInfo
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- WO2022059949A1 WO2022059949A1 PCT/KR2021/011309 KR2021011309W WO2022059949A1 WO 2022059949 A1 WO2022059949 A1 WO 2022059949A1 KR 2021011309 W KR2021011309 W KR 2021011309W WO 2022059949 A1 WO2022059949 A1 WO 2022059949A1
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- WIPO (PCT)
- Prior art keywords
- mover
- magnet
- disposed
- axis
- housing
- 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
- H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/64—Imaging systems using optical elements for stabilisation of the lateral and angular position of the image
- G02B27/646—Imaging systems using optical elements for stabilisation of the lateral and angular position of the image compensating for small deviations, e.g. due to vibration or shake
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/18—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
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- 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
- G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
-
- 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
- G03B17/17—Bodies with reflectors arranged in beam forming the photographic image, e.g. for reducing dimensions of camera
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- 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
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- 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
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- 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
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- 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
- G03B5/06—Swinging lens about normal to the optical axis
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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
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- H—ELECTRICITY
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- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/58—Means for changing the camera field of view without moving the camera body, e.g. nutating or panning of optics or image sensors
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- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
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- G—PHYSICS
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- 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
- G03B2205/0023—Movement of one or more optical elements for control of motion blur by tilting or inclining one or more optical elements with respect to the optical axis
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- G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
- G03B2205/0046—Movement of one or more optical elements for zooming
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- G—PHYSICS
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- 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 and an optical device.
- a camera device is a device that takes a picture or video of a subject, and is installed in optical devices such as smartphones, drones, and vehicles.
- the camera device has an Optical Image Stabilization (OIS) function that corrects image shake caused by user movement to improve image quality, and automatically adjusts the distance between the image sensor and the lens to align the focal length of the lens. It may have a zoom function of increasing or decreasing the magnification of a distant subject through an auto focus (AF) function and a zoom lens.
- OIS Optical Image Stabilization
- An object of the present embodiment is to provide a camera device including a structure for shielding an electromagnetic field affecting another camera device adjacent to a zoom camera device and increasing electromagnetic force.
- a camera device includes a housing; a mover disposed within the housing; a first magnet and a first coil for tilting the mover with respect to a first axis; a second magnet and a second coil for tilting the mover with respect to a second axis perpendicular to the first axis; and a lens module moving along the first axis and a third axis perpendicular to the second axis, wherein light is incident on the first axis, and a first yoke is disposed between the second magnet and the mover.
- a camera device includes a housing; a mover disposed within the housing; a lens module spaced apart from the mover and including a lens; and a first yoke disposed between the mover and the housing, wherein the mover is tilted with respect to a first axis and tilted with respect to a second axis perpendicular to the first axis, and the lens module includes the first An axis and a third axis perpendicular to the second axis may be moved, light may be incident on the first axis, and the first yoke may be disposed to overlap the first axis.
- a camera device includes a first unit including a first housing, a first mover disposed in the first housing, and a yoke disposed between the first mover and the first housing; and a second unit including a second housing and a second mover disposed in the second housing, wherein the first unit performs an image stabilization function, the second unit performs a focusing function, and
- the first mover includes a first surface and a second surface disposed in a direction perpendicular to the first surface, and the yoke of the first unit is disposed between the first surface of the first mover and the first housing. It may include a first yoke disposed and a second yoke disposed between the second surface of the first mover and the first housing.
- the first yoke and the second yoke may be disposed parallel to a direction in which the second mover moves.
- the camera device may include a first magnet and a first coil for tilting the first mover based on a first axis; and a second magnet and a second coil for tilting the first mover with respect to a second axis perpendicular to the first axis, wherein light is incident on the first axis and the first mover along the first axis , the first yoke, the second magnet, and the second coil may be sequentially disposed.
- the first yoke may have an upper surface or a lower surface perpendicular to the first axis.
- the camera device may include a driving plate disposed between the first housing and the first mover.
- the second mover may be moved along the first axis and a third axis perpendicular to the second axis, and the driving plate may be disposed between the first housing and the first mover in a direction of the third axis.
- At least a portion of the first yoke may overlap the first magnet in a direction of the third axis.
- the length of the first yoke in the direction of the second axis may be 1.2 times to 1.6 times the length of the second magnet.
- the length of the first yoke in the direction of the second axis may be 1.3 times to 1.5 times the length of the second magnet.
- the first mover may include a reflective member.
- the light may be incident on the reflective member along the first axis.
- the reflective member may reflect the light to a lens module coupled to the second mover.
- the second yoke may be disposed between the first magnet and the first mover.
- the first yoke In the direction of the second axis, the first yoke may be longer than the length of the second magnet.
- An area of the first yoke may be greater than an area of the second magnet.
- a length of a long axis of the first yoke may be greater than a length of a long axis of the second magnet.
- An area of one surface of the first yoke may be greater than an area of one surface of the second magnet facing the one surface of the first yoke.
- the second yoke may include two second yokes disposed opposite to each other with respect to the first mover, and the first yoke and the two second yokes may form a 'C' shape.
- the first magnet includes two first magnets
- the second yoke includes two second yokes disposed between the two first magnets and the first mover, and the first yoke includes the two A second yoke of dogs can be connected.
- the first yoke may overlap the first mover and the second magnet in a direction of the first axis.
- the first mover may include both side surfaces and an inclined surface between the both surfaces, the first magnet may be disposed on the both side surfaces of the first mover, and the reflective member may be disposed on the inclined surface of the first mover.
- the first magnet includes a first lateral magnet disposed on one side of the both side surfaces of the first mover and a second side magnet disposed on the other side of the both side surfaces of the first mover, and the direction of the second axis
- a length of the first yoke may be equal to a distance between the first lateral magnet and the second lateral magnet.
- a distance between the first magnet and the second magnet may be less than 1/4 of a length of the second magnet in a corresponding direction.
- the first mover may include a first groove formed on the first surface, and the first yoke and the second magnet may be disposed in the first groove.
- the first mover includes a second groove formed on the second surface of the first mover, the first magnet is disposed in the second groove of the first mover, and at least a portion of the first magnet is It may be opened through the first groove of the first mover.
- the first mover may include a third groove formed in the first groove of the first mover, and an adhesive for fixing the first yoke to the first mover may be disposed in the third groove of the first mover.
- the first magnet may include a magnet formed by bonding two two-pole magnetizing magnets with an adhesive.
- the camera device may include a third magnet disposed on the first mover; and a fourth magnet disposed in the first housing so that the third magnet and the attractive force act, wherein the driving plate may be disposed between the third magnet and the fourth magnet.
- the driving plate includes a base, a hemispherical first protrusion protruding from a first surface of the base, and a hemispherical second protrusion protruding from a second surface opposite to the first surface of the base,
- the first housing may include a groove in which at least a portion of the first protrusion is disposed
- the first mover may include a groove in which at least a portion of the second protrusion is disposed.
- the first protrusion includes two first protrusions, the two first protrusions are spaced apart in a first direction, the second protrusion comprises two second protrusions, and the two second protrusions are Spaced apart in a second direction perpendicular to the first direction, the first protrusion and the second protrusion may be integrally formed with the base.
- the optical device includes the camera device; and an additional camera device spaced apart from the camera device, wherein the additional camera device includes: a lens driving device disposed adjacent to the housing; and a lens coupled to the lens driving device and facing the direction of the first axis, wherein the lens driving device may include a magnet and a first coil for moving the lens in the direction of the first axis.
- the lens driving device may include a second coil disposed at a position corresponding to the magnet to move the lens in a direction perpendicular to the first axis.
- the optical device includes a main body; the camera device disposed on the body; and a display disposed on the main body and outputting an image photographed by the camera device.
- leakage magnetic flux generated from the zoom camera device can be minimized.
- the distance between the zoom camera device and other camera devices can be minimized, so that design freedom can be increased when the camera device is placed in the smartphone.
- arrangement of other parts of the smartphone such as increasing the battery of the smartphone may be facilitated.
- FIG. 1 is a perspective view showing a camera device according to the present embodiment.
- FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1 .
- FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1 .
- FIG 4 is an exploded perspective view of the first camera device according to the present embodiment.
- FIG. 5 is an exploded perspective view of the first camera device viewed from a different direction from that of FIG. 4 .
- FIG. 6 is a plan view illustrating a state in which a cover member is omitted in the first camera device according to the present embodiment.
- FIG. 7 is a perspective view illustrating a state in which a mover and a rotation plate are omitted from the first camera device of FIG. 6 .
- FIGS. 8 and 9 are diagrams illustrating an assembly relationship of a mover, a rotation plate, and related components of the first camera device according to the present embodiment.
- FIG. 10 is a cross-sectional view viewed from the front after cutting the mover and related components of the first camera device according to the present embodiment in a vertical direction.
- FIG. 11 is a cross-sectional view of the mover and related components of the first camera device according to the present embodiment, cut in the horizontal direction and viewed from below.
- FIG. 12 is a view illustrating a state in which the second magnet and the first yoke are omitted from the first camera device of FIG. 11 .
- FIGS. 13A to 13C are cross-sectional views illustrating a state in which the mover of the first camera device according to the present embodiment is tilted about the y-axis.
- 14A to 14C are cross-sectional views illustrating a state in which the mover of the first camera device according to the present embodiment is tilted about the x-axis.
- FIG. 15 is an exploded perspective view of a lens actuator provided for auto focus (AF) and zoom (zoom) in the first camera device according to the present embodiment.
- 16 is a plan view in which the cover member is omitted in the second camera device according to the present embodiment.
- FIG. 17 is an exploded perspective view of a second camera device according to the present embodiment.
- FIG. 18 is an exploded perspective view of the second camera device viewed from a different direction from that of FIG. 4 .
- 19 is a plan view of the camera device according to the present embodiment.
- FIG. 20 is a cross-sectional view taken along line A-A of FIG. 19 .
- 21 is a cross-sectional view taken along line B-B of FIG. 19 .
- 22 is a perspective view of an optical device according to the present embodiment.
- the singular form may also include the plural form unless otherwise specified in the phrase, and when it is described as "at least one (or more than one) of A and (and) B, C", it is combined as A, B, C It may include one or more of all possible combinations.
- a component when it is described that a component is '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 a case of 'connected', 'coupled', or 'connected' due to another element between the element and the other element.
- the 'optical axis direction' used below is defined as the direction of the optical axis of the lens coupled to the lens driving device. Accordingly, the 'optical axis direction' may coincide with the direction of the optical axis of the image sensor of the camera device.
- the 'autofocus function' used below is to automatically focus on the subject by adjusting the distance from the image sensor by moving the lens in the optical axis direction according to the distance from the subject so that a clear image of the subject can be obtained on the image sensor. Defined as a matching function. Meanwhile, 'auto focus' may be used interchangeably with 'AF (Auto Focus)'.
- the 'shake correction function' used below is defined as a function of moving or tilting the lens in a direction perpendicular to the optical axis direction to cancel vibration (movement) generated in the image sensor by an external force. Meanwhile, 'shake correction' may be used interchangeably with 'OIS (Optical Image Stabilization)' or 'optical image stabilization'.
- 'OIS Optical Image Stabilization
- the 'zoom function' used below is defined as a function that arbitrarily adjusts the size of the subject even when shooting with the camera and subject fixed at the same time.
- zoom-in When the camera zooms toward the subject, it is called zoom-in, and conversely, when the camera zooms out of the subject, it is called zoom-out. Zooming in enlarges the subject while reducing the depth of field while zooming out makes the subject smaller and increases the depth of field.
- 'Zoom' can be used interchangeably with 'Zoom'.
- the camera may include a camera device.
- the camera device may include a camera module.
- the camera device may include the first camera device 1000 .
- the camera device may include the second camera device 2000 .
- the camera device may include a plurality of camera devices.
- the camera device may include two camera devices.
- the camera device may include a dual camera device. Alternatively, the camera device may include triple or more camera devices.
- FIG. 1 is a perspective view illustrating a camera device according to this embodiment
- FIG. 2 is a cross-sectional view taken along line AA of FIG. 1
- FIG. 3 is a cross-sectional view taken along line BB of FIG. 1
- FIG. It is an exploded perspective view of the camera device
- FIG. 5 is an exploded perspective view of the first camera device viewed from a different direction from FIG. 4
- FIG. 6 is a plan view of the first camera device omitting the cover member according to the present embodiment
- FIG. 7 is a perspective view of a state in which the mover and the rotation plate are omitted from the first camera device of FIG. 6, and FIGS.
- FIG. 8 and 9 show the assembly relationship of the mover, the rotation plate, and related components of the first camera device according to the present embodiment 10 is a cross-sectional view viewed from the front after cutting the mover and related components of the first camera device according to the present embodiment in a vertical direction
- FIG. 11 is the mover and related components of the first camera device according to the present embodiment It is a cross-sectional view cut in the horizontal direction and viewed from below
- FIG. 12 is a view in which the second magnet and the first yoke are omitted from the first camera device of FIG. 11, and FIGS.
- FIGS. 13A to 13C are the first camera according to the present embodiment It is a cross-sectional view illustrating a state in which the mover of the device is tilted around the y-axis
- FIGS. 14A to 14C are cross-sectional views illustrating a state in which the mover of the first camera device according to the present embodiment is tilted around the x-axis
- FIG. 15 is an exploded perspective view of a lens actuator provided for auto focus (AF) and zoom (zoom) in the first camera device according to the present embodiment.
- AF auto focus
- zoom zoom
- the first camera device 1000 may include a lens 1710 .
- the lens 1710 may be disposed between the prism 1220 and the image sensor 1730 .
- the lens 1710 may be aligned with the image sensor 1730 .
- the lens 1710 may be disposed at a position corresponding to the image sensor 1730 .
- Lens 1710 may be disposed within the barrel.
- the lens 1710 may be coupled to a lens actuator.
- the lens 1710 may include a plurality of lenses.
- the first camera device 1000 may include a filter 1720 .
- the filter 1720 may serve to block light of a specific frequency band from being incident on the image sensor 1730 from light passing through the lens 1710 .
- the filter 1720 may be disposed between the lens 1710 and the image sensor 1730 .
- the filter 1720 may be disposed on the sensor base 1750 .
- filter 1720 may be disposed on base 1860 .
- the filter 1720 may include an infrared filter. The infrared filter may block light in the infrared region from being incident on the image sensor 1730 .
- the first camera device 1000 may include an image sensor 1730 .
- the image sensor 1730 may be disposed on the printed circuit board 1740 .
- the image sensor 1730 may be electrically connected to the printed circuit board 1740 .
- the image sensor 1730 may be coupled to the printed circuit board 1740 by a surface mounting technology (SMT).
- SMT surface mounting technology
- the image sensor 1730 may be coupled to the printed circuit board 1740 by flip chip technology.
- the image sensor 1730 may be disposed such that the lens 1710 and the optical axis coincide with each other. That is, the optical axis of the image sensor 1730 and the optical axis of the lens 1710 may be aligned.
- the image sensor 1730 may convert light irradiated to the effective image area of the image sensor 1730 into an electrical signal.
- the image sensor 1730 may be any one of a charge coupled device (CCD), a metal oxide semi-conductor (MOS), a CPD, and a CID.
- CCD charge coupled device
- MOS metal oxide semi-conductor
- CPD CPD
- CID CID
- the first camera device 1000 may include a printed circuit board 1740 (PCB, Printed Circuit Board).
- the printed circuit board 1740 may be a board or a circuit board.
- a sensor base 1750 may be disposed on the printed circuit board 1740 .
- the printed circuit board 1740 may be electrically connected to the first driving unit 1400 , the second driving unit 1500 , and the coil 1840 .
- the printed circuit board 1740 may be provided with various circuits, elements, control units, etc. in order to convert an image formed on the image sensor 1730 into an electrical signal and transmit it to an external device.
- the first camera device 1000 may include a sensor base 1750 .
- the sensor base 1750 may be disposed on the printed circuit board 1740 .
- the sensor base 1750 may include a protrusion on which the filter 1720 is disposed.
- An opening may be formed in a portion of the sensor base 1750 in which the filter 1720 is disposed so that light passing through the filter 1720 may be incident on the image sensor 1730 .
- the adhesive member may couple or adhere the base 2310 to the sensor base 1750 .
- the adhesive member may include any one or more of an epoxy, a thermosetting adhesive, and an ultraviolet curable adhesive.
- the first camera device 1000 may include a support unit 1760 .
- the support 1760 may be disposed between the connection substrate 1770 and the cover member 1850 .
- the support 1760 may be coupled to the cover member 1850 to fix the connection substrate 1770 .
- the first camera device 1000 may include a connection substrate 1770 .
- the connection substrate 1770 may be configured to connect the first camera device 1000 to an external component.
- the connection substrate 1770 may be connected to a power supply unit and/or a control unit.
- the first camera device 1000 may include a prism actuator.
- the prism actuator may move the prism.
- the prism actuator may tilt the prism.
- the prism actuator can tilt the prism around two axes.
- the prism actuator may perform an image stabilization function.
- the prism actuator may perform a hand shake correction function for two axes.
- the first camera device 1000 may include a housing 1100 .
- the housing 1100 may be formed to surround at least a portion of the mover 1200 .
- the housing 1100 may be disposed outside the mover 1200 .
- the housing 1100 may be disposed in the first cover member 1660 and the second cover member 1670 .
- the housing 1100 may be formed of an injection-molded material.
- the housing 1100 may be a fixed part even when the mover 1200 and the rotation plate 1300 move.
- the housing 1100 may include a body 1110 .
- the body 1110 may include a portion surrounding at least a portion of the mover 1200 .
- a first coil 1420 and a second coil 1520 may be disposed on the body 1110 .
- the body 1110 may be spaced apart from the mover 1200 .
- the housing 1100 may include a sidewall part 1120 .
- the side wall part 1120 may be coupled to the body part 1110 .
- the side wall part 1120 may be coupled to the body part 1110 in a sliding manner.
- the side wall part 1120 may be inserted into the groove of the body part 1110 and coupled thereto.
- the side wall part 1120 may be disposed in front of the rotation plate 1300 .
- the side wall part 1120 may be in contact with the rotation plate 1300 .
- the sidewall portion 1120 of the housing 1100 may include a groove 1121 .
- the groove 1121 may accommodate at least a portion of the first protrusion 1320 of the rotation plate 1300 .
- the housing 1100 may include a groove 1121 in which at least a portion of the first protrusion 1320 is disposed.
- the groove 1121 may include a shape corresponding to at least a portion of the first protrusion 1320 .
- the groove 1121 may be formed in a shape different from that of the first protrusion 1320 .
- the first protrusion 1320 disposed in the groove 1121 of the housing 1100 may be tilted about the x-axis (first axis).
- the first camera device 1000 may include a mover 1200 .
- the mover 1200 may be disposed in the housing 1100 .
- the mover 1200 may move within the housing 1100 .
- the mover 1200 may be tilted about at least two axes.
- the mover 1200 may be pivotally driven.
- the mover 1200 may be tilted based on the first axis.
- the mover 1200 may be rotated based on the first axis.
- the mover 1200 may be tilted based on a second axis perpendicular to the first axis.
- the mover 1200 may be rotated about the second axis.
- the mover 1200 may include a holder 1210 .
- the holder 1210 of the mover 1200 may include both side surfaces, and a first surface and a second surface connecting the both sides.
- the first magnet 1410 may be disposed on both sides of the mover 1200 .
- the second magnet 1510 may be disposed on the first surface of the mover 1200 .
- the rotation plate 1300 may be disposed on the second surface of the mover 1200 .
- the holder 1210 of the mover 1200 may include a first groove 1211 .
- the first groove 1211 may be formed on the first surface of the holder 1210 .
- the first yoke 1610 and the second magnet 1510 may be disposed in the first groove 1211 .
- at least a portion of the first magnet 1410 may be opened as the first groove 1211 of the mover 1200 . That is, at least a portion of the first magnet 1410 can be seen when the mover 1200 is viewed from below.
- the holder 1210 of the mover 1200 may include a second groove 1212 .
- the second groove 1212 may be formed on both sides of the mover 1200 .
- the first magnet 1410 may be disposed in the second groove 1212 of the mover 1200 .
- the second yoke 1620 may be disposed in the second groove 1212 of the mover 1200 .
- the groove 1212 may be formed in a shape corresponding to the second yoke 1620 and the first magnet 1410 .
- the groove 1212 may be formed to a depth at which the first magnet 1410 does not protrude. Alternatively, a portion of the first magnet 1410 disposed in the groove 1212 may protrude.
- the holder 1210 of the mover 1200 may include a third groove 1213 .
- the third groove 1213 may be formed in the first groove 1211 of the mover 1200 .
- An adhesive for fixing the first yoke 1610 to the mover 1200 may be disposed in the third groove 1213 of the mover 1200 .
- the third groove 1213 may be an 'adhesive receiving groove'.
- the third groove 1213 may be recessed in the bottom surface of the first groove 1211 of the mover 1200 .
- the holder 1210 of the mover 1200 may include a groove 1214 .
- the groove 1214 may be a 'rotation plate receiving groove'. At least a portion of the second protrusion 1330 of the rotation plate 1300 may be disposed in the groove 1214 .
- the groove 1214 may accommodate at least a portion of the second protrusion 1330 of the rotation plate 1300 .
- the groove 1214 may have a shape corresponding to at least a portion of the second protrusion 1330 .
- the groove 1214 may be formed in a shape different from that of the second protrusion 1330 . As shown in FIGS. 8, 13B, and 13C , the second protrusion 1330 disposed in the groove 1214 of the mover 1200 may be tilted about the y-axis (second axis).
- the holder 1210 of the mover 1200 may include a groove 1215 .
- the groove 1215 may be a 'third magnet accommodating groove'.
- a third magnet 1630 may be disposed in the groove 1215 .
- the groove 1215 may be formed in a shape corresponding to the third magnet 1630 .
- the groove 1215 may be formed on the second surface of the mover 1200 .
- the mover 1200 may include a reflective member.
- the reflective member may include a prism 1220 .
- the prism 1220 may be disposed on the holder 1210 .
- the prism 1220 may include a reflective surface that reflects light incident on the prism 1220 .
- the prism 1220 may be disposed on the holder 1210 so that the reflective surface of the prism 1220 is inclined.
- the prism 1220 may change an optical path of light incident on the prism 1220 .
- the prism 1220 may reflect light incident in the direction of the first axis in the direction of the third axis.
- the prism 1220 may reflect light incident in the x-axis direction in the z-axis direction.
- the prism 1220 may include a mirror.
- the first camera device 1000 may include a guide member.
- the guide member may guide the movement of the mover 1200 with respect to the housing 1100 .
- the guide member may include a rotation plate 1300 .
- the rotation plate 1300 may be a 'drive plate'.
- the rotation plate 1300 may be disposed between the housing 1100 and the mover 1200 .
- the rotation plate 1300 may be disposed between the housing 1100 and the mover 1200 in a third axis direction perpendicular to the first axis and the second axis.
- the rotation plate 1300 may be disposed between the third magnet 1630 and the fourth magnet 1640 .
- the rotation plate 1300 may guide the mover 1200 to be tilted about two axes with respect to the housing 1100 .
- the rotation plate 1300 may include a base 1310 .
- the base 1310 may have a plate shape.
- the base 1310 may be disposed between the mover 1200 and the housing 1100 .
- the base 1310 may include a first surface facing the housing 1100 and a second surface facing the mover 1200 .
- the first protrusion 1320 may be disposed in the groove 1121 of the housing 1100 . As shown in FIGS. 9, 14B, and 14C , the first protrusion 1320 may be tilted about the x-axis (first axis) while being inserted into the groove 1121 of the housing 1100 .
- the rotation plate 1300 may include a second protrusion 1330 .
- the second protrusion 1330 may protrude from a second surface opposite to the first surface of the base 1310 .
- the second protrusion 1330 may have a hemispherical shape.
- the second protrusion 1330 may be formed by bending a portion of the rotation plate 1300 . In this case, a groove corresponding to the second protrusion 1330 may be formed on the opposite side of the second protrusion 1330 .
- the second protrusion 1330 may include a plurality of second protrusions.
- the second protrusion 1330 may include a 2-1 protrusion 1331 and a 2-2 protrusion 1332 .
- the second protrusion 1330 may include two second protrusions 1331 and 1332 .
- the two second protrusions 1331 and 1332 may be spaced apart from each other in a second direction perpendicular to the first direction.
- the second protrusion 1330 may be integrally formed with the base 1310 .
- the second protrusion 1330 may be disposed in the groove 1214 of the mover 1200 . As shown in FIGS. 8, 13B, and 13C , the second protrusion 1330 may be tilted about the y-axis (second axis) while being inserted into the groove 1214 of the mover 1200 .
- the rotation plate 1300 may include a groove replacing any one or more of the first protrusion 1320 and the second protrusion 1330 .
- the first camera device 1000 may include a ball formed separately from the rotation plate 1300 and disposed in the groove of the rotation plate 1300 .
- the first camera device 1000 may include a first driver 1400 .
- the first driving unit 1400 may rotate the mover 1200 about a first axis.
- the first magnet 1410 and the first coil 1420 may rotate the mover 1200 about a first axis.
- the first magnet 1410 and the first coil 1420 may tilt the mover 1200 about the first axis. In this case, the light may be incident on the first axis.
- the first driving unit 1400 may include a first magnet 1410 .
- the first magnet 1410 may be disposed on both sides of the mover 1200 .
- the first magnet 1410 may include a magnet formed by bonding two two-pole magnetizing magnets with an adhesive. Through this, although the first magnet 1410 includes four polarities, a portion having a neutral polarity can be minimized. Through this, the influence of the magnetic force exerted by the first magnet 1410 on the second camera device 2000 may be minimized.
- the first magnet 1410 may include a plurality of magnets.
- the first magnet 1410 may include two first magnets.
- the first magnet 1410 may include a first side magnet 1411 disposed on one side of both sides of the mover 1200 and a second side magnet 1412 disposed on the other side of both sides of the mover 1200.
- one of the first side magnet 1411, the second side magnet 1412, and the second magnet 1510 may be referred to as a first magnet
- the other may be referred to as a second magnet
- the other may be referred to as a third magnet.
- the first to third magnets may be 'driving magnets'.
- the distance between the first magnet 1410 and the second magnet 1510 is the length in the corresponding direction of the second magnet 1510 (see L1 in FIG. 10 ). may be less than 1/4 of Alternatively, in the direction of the second axis, the distance between the first magnet 1410 and the second magnet 1510 (see D in FIG. 10 ) is the length (L1 in FIG. 10 ) of the second magnet 1510 in the corresponding direction. Reference) may be less than 1/8.
- the first driving unit 1400 may include a first coil 1420 .
- the first coil 1420 may be disposed on the substrate 1650 .
- the first coil 1420 may face the first magnet 1410 .
- the first coil 1420 may electromagnetically interact with the first magnet 1410 .
- 14B and 14C the first coil 1420 may be used to tilt the mover 1200 with respect to the x-axis.
- the mover 1200 may be rotated based on the first protrusion 1320 of the rotation plate 1300 .
- FIG. 14B when a current in the first direction is applied to the first coil 1420 , the mover 1200 may be rotated to one side about the first protrusion 1320 of the rotation plate 1300 ( FIG.
- the first coil 1420 may include a plurality of first coils.
- the first coil 1420 may include two first coils 1421 and 1422 .
- the first coil 1420 may include a first-first coil 1421 and a first-second coil 1422 .
- the first-first coil 1421 may be disposed to face the first side magnet 1411 .
- the first and second coils 1422 may be disposed to face the second side magnet 1412 .
- the 1-1 coil 1421 and the 1-2 coil 1422 may be electrically separated to be individually controlled. Alternatively, the first-first coil 1421 and the first-second coil 1422 may be electrically connected to each other.
- the first coil 1420 may be disposed on the mover 1200 and the first magnet 1410 may be disposed on the housing 1100 .
- the first camera device 1000 may include a Hall sensor 1430 .
- the Hall sensor 1430 may be disposed on the substrate 1650 .
- the Hall sensor 1430 may be disposed in the first coil 1420 .
- the hall sensor 1430 may detect the first magnet 1410 .
- the Hall sensor 1430 may detect a magnetic force of the first magnet 1410 .
- the hall sensor 1430 may be used to feed back the driving of the mover 1200 .
- the Hall sensor 1430 may include a plurality of Hall sensors.
- the first camera device 1000 may include a second driver 1500 .
- the second driving unit 1500 may rotate the mover 1200 about a second axis perpendicular to the first axis.
- the second magnet 1510 and the second coil 1520 may rotate the mover 1200 about a second axis perpendicular to the first axis.
- the second driving unit 1500 may include a second magnet 1510 .
- the second magnet 1510 may be disposed on the yoke.
- the second magnet 1510 may include a magnet of two poles having different polarities of the upper and lower surfaces. Alternatively, the second magnet 1510 may include a four-pole magnetizing magnet having four polarities.
- the second magnet 1510 may be disposed on the mover 1200 .
- the second magnet 1510 may be coupled to the mover 1200 .
- the second magnet 1510 may be fixed to the mover 1200 .
- the second magnet 1510 may move together with the mover 1200 .
- the second magnet 1510 and the second coil 1520 may rotate the mover 1200 about a second axis perpendicular to the first axis.
- the second magnet 1510 and the second coil 1520 may tilt the mover 1200 about a second axis perpendicular to the first axis. In this case, the light may be incident on the first axis.
- the second driving unit 1500 may include a second coil 1520 .
- the second coil 1520 may be disposed on the substrate 1650 .
- the second coil 1520 may face the second magnet 1510 .
- the second coil 1520 may electromagnetically interact with the second magnet 1510 .
- 13B and 13C the second coil 1520 may be used to tilt the mover 1200 with respect to the y-axis.
- the mover 1200 may be rotated based on the second protrusion 1330 of the rotation plate 1300 .
- FIG. 13B when a current in the first direction is applied to the second coil 1520 , the mover 1200 may be rotated to one side about the second protrusion 1330 of the rotation plate 1300 ( FIG.
- the second coil 1520 may be disposed on the mover 1200 and the second magnet 1510 may be disposed on the housing 1100 .
- the first camera device 1000 may include a Hall sensor 1530 .
- the Hall sensor 1530 may be disposed on the substrate 1650 .
- the Hall sensor 1530 may be disposed in the second coil 1520 .
- the Hall sensor 1530 may detect the second magnet 1510 .
- the Hall sensor 1530 may detect a magnetic force of the second magnet 1510 .
- the hall sensor 1530 may be used to feed back the driving of the mover 1200 .
- the Hall sensor 1530 may include a plurality of Hall sensors.
- the first camera device 1000 may include a first yoke 1610 .
- the first yoke 1610 may be disposed on one surface of the second magnet 1510 .
- the first yoke 1610 may be disposed on one surface of the second coil 1520 .
- the first yoke 1610 may be disposed between the second magnet 1510 and the mover 1200 .
- the first yoke 1610 may be disposed on the first surface of the mover 1200 between both sides of the mover 1200 .
- the first yoke 1610 may overlap the mover 1200 and the second magnet 1510 in the direction of the first axis. In the second axis direction, the length of the first yoke 1610 (see L2 of FIG.
- the length of the first yoke 1610 may be the same as the length of the second magnet 1510 .
- the length of the first yoke 1610 (see L2 of FIG. 10 ) may be equal to the distance between the first lateral magnet 1411 and the second lateral magnet 1412 .
- the first yoke 1610 may connect the two second yokes 1621 and 1622 .
- the first yoke 1610 may be spaced apart from the second yoke 1620 .
- the first yoke 1610 may be formed of a member separate from the second yoke 1620 . However, as a modification, the first yoke 1610 and the second yoke 1620 may be integrally formed.
- the first yoke 1610 may be formed of SPC or SUS 4 series material. When formed of SPC, plating is required to prevent oxidation, and when formed of SUS 4 series, plating may not be necessary.
- the length of the first yoke 1610 in the direction of the second axis may be one to two times the length of the second magnet 1510 .
- the length of the first yoke 1610 in the direction of the second axis may be 1.2 times to 1.6 times the length of the second magnet 1510 .
- the length of the first yoke 1610 in the direction of the second axis may be 1.3 times to 1.5 times the length of the second magnet 1510 .
- the length of the first yoke 1610 in the direction of the second axis may be approximately 1.4 times the length of the second magnet 1510 .
- a yoke may be attached to increase the electromagnetic force in the prism actuator of the first camera device 1000 and to reduce leakage magnetic flux to the outside.
- the attachment location of the yoke may be the face of the magnet or the face of the coil.
- the magnetic leakage value at the surface compared to the absence of the yoke can be reduced by two or more.
- two magnet structures may be applied to the second camera device disposed on the side of the first camera device 1000 in the case of an AF module and three magnet structures may be applied in the case of an OIS module.
- the yoke may be formed as large as possible so that the leakage magnetic flux along the y-axis of the yoke is minimized.
- the first yoke 1610 may be formed in a shape and size corresponding to the first groove 1211 of the mover 1200 .
- the first camera device 1000 may include a second yoke 1620 .
- the second yoke 1620 may be disposed on one surface of the first magnet 1410 .
- the second yoke 1620 may be disposed on one surface of the first coil 1420 .
- the second yoke 1620 may be disposed between the first magnet 1410 and the mover 1200 .
- the second yoke 1620 may be spaced apart from the first yoke 1610 .
- the second yoke 1620 may be connected to the first yoke 1610 .
- the second yoke 1620 may be disposed between the first magnet 1410 and the holder 1210 .
- the second yoke 1620 may be formed in a shape corresponding to the first magnet 1410 .
- the second yoke 1620 may be formed of SPC or SUS 4 series material. When formed of SPC, plating is required to prevent oxidation, and when formed of SUS 4 series, plating may not be necessary.
- the second yoke 1620 may include a plurality of second yokes.
- the second yoke 1620 may include two second yokes 1621 and 1622 .
- the second yoke 1620 may include a 2-1 yoke 1621 and a 2-2 yoke 1622 .
- the second yoke 1620 may include two second yokes 1621 and 1622 disposed between the two first magnets 1411 and 1412 and the mover 1200 .
- the two second yokes may be referred to as a second yoke 1621 and a third yoke 1622 .
- the first camera device 1000 may include a third magnet 1630 .
- the third magnet 1630 may be disposed on the mover 1200 .
- the third magnet 1630 may be disposed on the second surface of the mover 1200 .
- the third magnet 1630 may be fixed to the mover 1200 by an adhesive.
- 'third' is for differentiation from other magnets, and the third magnet 1630 may be referred to as 'fourth magnet' or the like.
- the first camera device 1000 may include a fourth magnet 1640 .
- the fourth magnet 1640 may be disposed in the housing 1100 so that the third magnet 1630 and the attractive force act.
- the fourth magnet 1640 may be disposed on the side wall portion 1120 of the housing 1100 .
- the fourth magnet 1640 may be disposed on the second cover member 1670 .
- the fourth magnet 1640 may include a second surface facing the first surface of the third magnet 1630 .
- the second surface of the fourth magnet 1640 may have a polarity different from that of the first surface of the third magnet 1630 . Through this, an attractive force may act between the third magnet 1630 and the fourth magnet 1640 .
- the mover 1200 may press the rotation plate 1300 toward the sidewall 1120 of the housing 1100 by the force that the third magnet 1630 is attracted to in the direction of the fourth magnet 1640 . Through this, even when the mover 1200 moves, the contact state of the mover 1200 , the rotation plate 1300 , and the housing 1100 may be maintained.
- the fourth magnet 1640 'fourth' is for differentiation from other magnets, and the fourth magnet 1640 may be referred to as 'fifth magnet' or the like.
- the fourth and fifth magnets may be 'magnets for manpower'.
- the first camera device 1000 may include a substrate 1650 .
- the substrate 1650 may include a flexible printed circuit board (FPCB).
- the substrate 1650 may be electrically connected to the printed circuit board 1740 .
- the substrate 1650 may provide current to the first coil 1420 , the second coil 1430 , and the Hall sensors 1430 and 1530 .
- the first camera device 1000 may include a first cover member 1660 .
- the first cover member 1660 may be a 'cover can' or a 'shield can'.
- the first cover member 1660 may be disposed outside the housing 1100 .
- the first cover member 1660 may cover the housing 1100 .
- the first cover member 1660 may accommodate the mover 1200 .
- the first cover member 1660 may be formed of a metal material.
- the first cover member 1660 may block electromagnetic interference (EMI).
- the first cover member 1660 may include an upper plate and a side plate extending downwardly from the upper plate.
- the first camera device 1000 may include a second cover member 1670 .
- the second cover member 1670 may be a 'cover can' or a 'shield can'.
- the second cover member 1670 may be disposed to surround the side plate of the first cover member 1660 .
- the first cover member 1660 may cover the second cover member 1670 .
- the second cover member 1670 may be disposed outside the housing 1100 .
- the second cover member 1670 may surround the housing 1100 .
- the second cover member 1670 may be formed of a metal material.
- the second cover member 1670 may block electromagnetic interference (EMI).
- the second cover member 1670 may include a plurality of side plates.
- the first camera device 1000 may include a lens actuator.
- the lens actuator may move the lens 1710 in a third axis (z axis) direction perpendicular to the first axis (x axis) and the second axis (y axis).
- the lens actuator may move the lens 1710 in the optical axis direction of the image sensor 1730 .
- the lens actuator may perform at least one of an auto focus (AF) function and a zoom function.
- the lens actuator may move only some of the plurality of lenses.
- the lens actuator may divide the plurality of lenses into a plurality of groups and individually move each of the plurality of groups.
- the first camera device 1000 may include a mover 1810 .
- the mover 1810 may be disposed in the cover member 1850 .
- the mover 1810 may be movably disposed in the cover member 1850 .
- the mover 1810 may be coupled to the lens 1710 .
- the mover 1810 may be elastically supported by the elastic member 1870 .
- the first camera device 1000 may include a magnet 1820 .
- the magnet 1820 may be disposed on the outer peripheral surface of the mover 1810 .
- the magnet 1820 may include a surface facing the coil 1840 .
- the magnet 1820 may include a plurality of magnets.
- the magnet 1820 may include two magnets.
- the first camera device 1000 may include a second substrate 1830 .
- the second substrate 1830 may be disposed in the cover member 1850 .
- the second substrate 1830 may be electrically connected to the substrate 1650 .
- the second substrate 1830 may electrically connect the substrate 1650 and the printed circuit board 1740 .
- the second substrate 1830 may include an FPCB.
- the first camera device 1000 may include a Hall sensor.
- the hall sensor may be disposed at a position corresponding to the magnet 1820 .
- the Hall sensor may detect the position of the mover 1810 by sensing the magnetic force of the magnet 1820 .
- the Hall sensor may be disposed on the second substrate 1830 .
- the Hall sensor may be disposed in the coil 1840 . In the hall sensor, any one or more of an auto focus function and a zoom function may be used for feedback.
- the first camera device 1000 may include a cover member 1850 .
- the cover member 1850 may be a 'cover can' or a 'shield can'.
- the cover member 1850 may be disposed outside the mover 1810 .
- the cover member 1850 may be formed of a metal material.
- the cover member 1850 may block electromagnetic interference (EMI).
- the cover member 1850 may include a first plate having a surface facing forward, and a second plate extending from the first plate in the optical axis direction.
- the first camera device 1000 may include a base 1860 .
- the base 1860 may be disposed in a direction from the mover 1810 toward the image sensor 1730 .
- the base 1860 may function as a stopper on one side of the mover 1810 .
- the base 1860 may be coupled to the cover member 1850 .
- the first camera device 1000 may include an elastic member 1870 .
- the elastic member 1870 may be coupled to the mover 1810 .
- the elastic member 1870 may elastically guide the movement of the mover 1810 .
- At least a portion of the elastic member 1870 may have elasticity.
- When a current is applied to the coil 1840 to move the mover 1810 at least a portion of the elastic member 1870 may be deformed. Thereafter, when the current applied to the coil 1840 is stopped, the elastic member 1870 may be restored by the elastic force of the elastic member 1870 . At this time, the mover 1810 may also move to the initial position.
- the elastic member 1870 may be formed of metal.
- the elastic member 1870 may be formed of a leaf spring.
- the elastic member 1870 may include a first elastic member 1871 .
- the first elastic member 1871 may be coupled to the mover 1810 .
- the first elastic member 1871 may be disposed in front of the second elastic member 1872 .
- the first elastic member 1871 may include two elastic units spaced apart from each other.
- the first elastic member 1871 may be used as a conductive line for supplying electricity.
- the elastic member 1870 may include a second elastic member 1872 .
- the second elastic member 1872 may connect the mover 1810 and the base 1860 .
- the second elastic member 1872 may be disposed behind the first elastic member 1871 .
- the second elastic member 1872 may include an outer portion coupled to the base 1860 , an inner portion coupled to the mover 1810 , and a connection portion connecting the outer portion and the inner portion.
- the first camera device 1000 may include a first unit including a first housing, a first mover disposed in the first housing, and a yoke disposed between the first mover and the first housing.
- the first housing may be the housing 1100
- the first mover may be the mover 1200 .
- the first camera device 1000 may include a second unit including a second housing and a second mover disposed in the second housing.
- the first unit may perform a hand shake correction function.
- the second unit may perform a focusing function.
- the first mover may include a first surface and a second surface disposed in a direction perpendicular to the first surface.
- the yoke of the first unit includes a first yoke 1610 disposed between the first surface of the first mover and the first housing, and a second yoke 1620 disposed between the second surface of the first mover and the first housing.
- the first yoke 1610 and the second yoke 1620 may be disposed parallel to a direction in which the second mover moves.
- a first mover, a first yoke 1610, a second magnet 1510, and a second coil 1520 may be sequentially disposed along the first axis.
- the first yoke 1610 may have an upper surface or a lower surface perpendicular to the first axis. At least a portion of the first yoke 1610 may overlap the first magnet 1410 in the direction of the third axis.
- the driving plate may be disposed between the first housing and the first mover.
- the driving plate may be disposed between the first housing and the first mover in the third axis direction.
- the first mover may include a reflective member.
- the reflective member may include a prism 1220 . Light may be incident on the reflective member along the first axis.
- the reflective member may reflect light to the lens module coupled to the second mover.
- the reflective member may bend or refract light to a lens module coupled to the second mover.
- the second yoke 1620 may be disposed between the first magnet 1410 and the first mover. In the direction of the second axis, the first yoke 1610 may be longer than the length of the second magnet 1510 . An area of the first yoke 1610 may be larger than an area of the second magnet 1510 . The length of the long axis of the first yoke 1610 may be greater than the length of the long axis of the second magnet 1510 . The area of one surface of the first yoke 1610 may be greater than the area of one surface of the second magnet 1510 facing the one surface of the first yoke 1610 .
- the second yoke 1620 may include two second yokes disposed opposite to each other with respect to the first mover. At this time, the first yoke 1610 and the two second yokes may form a 'C' shape.
- FIG. 16 is a plan view in which the cover member is omitted from the second camera device according to the present embodiment
- FIG. 17 is an exploded perspective view of the second camera device according to the present embodiment
- FIG. 18 is viewed from a different direction from FIG.
- FIG. 19 is a plan view of the camera device according to the present embodiment
- FIG. 20 is a cross-sectional view taken along line AA of FIG. 19
- FIG. 21 is a cross-sectional view taken along line BB of FIG. 19 .
- the second camera device 2000 may include a lens module.
- the lens module may include at least one lens 2010 .
- the lens 2010 may be coupled to the lens driving device and may face the direction of the first axis.
- the lens 2010 may be disposed at a position corresponding to the image sensor.
- the lens module may include a lens 2010 and a barrel.
- the lens module may be coupled to the bobbin 2110 of the lens driving device.
- the lens module may be coupled to the bobbin 2110 by screw coupling and/or adhesive.
- the lens module may move integrally with the bobbin 2110 .
- the second camera device 2000 may include a filter.
- the filter may serve to block light of a specific frequency band from being incident on the image sensor in light passing through the lens module.
- the filter may be arranged parallel to the x-y plane.
- the filter may be disposed between the lens module and the image sensor.
- a filter may be disposed on the sensor base.
- a filter may be disposed on the base 2310 .
- the filter may include an infrared filter. The infrared filter may block light in the infrared region from being incident on the image sensor.
- the second camera device 2000 may include a sensor base.
- the sensor base may be disposed between the lens driving device and the printed circuit board.
- the sensor base may include a protrusion on which the filter is disposed.
- An opening may be formed in a portion of the sensor base where the filter is disposed so that light passing through the filter may be incident on the image sensor.
- the adhesive member may couple or adhere the base 2310 of the lens driving device to the sensor base.
- the adhesive member may additionally serve to prevent foreign substances from being introduced into the lens driving device.
- the adhesive member may include any one or more of an epoxy, a thermosetting adhesive, and an ultraviolet curable adhesive.
- the second camera device 2000 may include a printed circuit board (PCB).
- the printed circuit board may be a board or a circuit board.
- a lens driving device may be disposed on the printed circuit board.
- a sensor base may be disposed between the printed circuit board and the lens driving device.
- the printed circuit board may be electrically connected to the lens driving device.
- An image sensor may be disposed on the printed circuit board.
- Various circuits, elements, control units, etc. may be provided on the printed circuit board to convert an image formed on the image sensor into an electrical signal and transmit it to an external device.
- the second camera device 2000 may include an image sensor.
- the image sensor may have a configuration in which light passing through a lens and a filter is incident to form an image.
- the image sensor may be mounted on a printed circuit board.
- the image sensor may be electrically connected to the printed circuit board.
- the image sensor may be coupled to a printed circuit board by surface mounting technology (SMT).
- SMT surface mounting technology
- the image sensor may be coupled to a printed circuit board by flip chip technology.
- the image sensor may be disposed so that the lens and the optical axis coincide. That is, the optical axis of the image sensor and the optical axis of the lens may be aligned.
- the image sensor may convert light irradiated to the effective image area of the image sensor into an electrical signal.
- the image sensor may be any one of a charge coupled device (CCD), a metal oxide semi-conductor (MOS), a CPD, and a CID.
- CCD charge coupled device
- MOS metal oxide semi-conduct
- the second camera device 2000 may include a motion sensor.
- the motion sensor may be mounted on a printed circuit board.
- the motion sensor may be electrically connected to the control unit through a circuit pattern provided on the printed circuit board.
- the motion sensor may output rotational angular velocity information due to the movement of the second camera device 2000 .
- the motion sensor may include a 2-axis or 3-axis gyro sensor, or an angular velocity sensor.
- the second camera device 2000 may include a controller.
- the control unit may be disposed on the printed circuit board.
- the controller may be electrically connected to the first and second coils 2120 and 2330 of the lens driving device.
- the controller may individually control the direction, intensity, and amplitude of the current supplied to the first and second coils 2120 and 2330 .
- the controller may control the lens driving device to perform an autofocus function and/or an image stabilization function. Furthermore, the controller may perform autofocus feedback control and/or handshake correction feedback control for the lens driving device.
- the second camera device 2000 may include a connector.
- the connector may be electrically connected to the printed circuit board.
- the connector may include a port for electrically connecting to an external device.
- the second camera device may include a lens driving device.
- the lens driving device may be a voice coil motor (VCM).
- the lens driving device may be a lens driving motor.
- the lens driving device may be a lens driving actuator.
- the lens driving device may include an AF module.
- the lens driving device may include an OIS module.
- the lens driving device may be disposed adjacent to the first magnet 1410 of the first camera device 1000 .
- the lens driving device may include a first mover 2100 .
- the first mover 2100 may be coupled to a lens.
- the first mover 2100 may be connected to the second mover 2200 through the upper elastic member 2410 and/or the lower elastic member 2420 .
- the first mover 2100 may move through interaction with the second mover 2200 .
- the first mover 2100 may move integrally with the lens.
- the first mover 2100 may move during AF driving.
- the first mover 2100 may be referred to as an 'AF mover'.
- the first mover 2100 may move together with the second mover 2200 even when the OIS is driven.
- the first mover 2100 may include a bobbin 2110 .
- the bobbin 2110 may be disposed in the housing 2210 .
- the bobbin 2110 may be disposed in a hole of the housing 2210 .
- the bobbin 2110 may be movably coupled to the housing 2210 .
- the bobbin 2110 may move in the optical axis direction with respect to the housing 2210 .
- a lens may be coupled to the bobbin 2110 .
- the bobbin 2110 and the lens may be coupled by screw coupling and/or adhesive.
- a first coil 2120 may be coupled to the bobbin 2110 .
- An upper elastic member 2410 may be coupled to an upper portion or an upper surface of the bobbin 2110 .
- a lower elastic member 2420 may be coupled to a lower or lower surface of the bobbin 2110 .
- the bobbin 2110 may be coupled to the upper elastic member 2410 and/or the lower elastic member 2420 by heat sealing and/or adhesive.
- the adhesive bonding the bobbin 2110 and the lens, and the bobbin 2110 and the elastic member 2400 may be an epoxy cured by at least one of ultraviolet rays (UV), heat, and a laser.
- UV ultraviolet rays
- the first mover 2100 may include a first coil 2120 .
- the first coil 2120 may be an 'AF driving coil' used for AF driving.
- the first coil 2120 may be disposed on the bobbin 2110 .
- the first coil 2120 may be disposed between the bobbin 2110 and the housing 2210 .
- the first coil 2120 may be disposed on an outer lateral surface or an outer peripheral surface of the bobbin 2110 .
- the first coil 2120 may be directly wound on the bobbin 2110 .
- the first coil 2120 may be coupled to the bobbin 2110 in a straight wound state.
- the first coil 2120 may face the first magnet 2220 .
- the first coil 2120 may be disposed to face the first magnet 2220 .
- the first coil 2120 may electromagnetically interact with the first magnet 2220 .
- the first coil 2120 and the first magnet 2220 can interact with each other by electromagnetic interaction.
- the coil 2120 may move with respect to the first magnet 2220 .
- the first coil 2120 may be formed as a single coil.
- the first coil 2120 may include a plurality of coils spaced apart from each other.
- the first coil 2120 may be electrically connected to the upper elastic member 2410 .
- the first coil 2120 may be electrically connected to the lower elastic member 2420 .
- the lens driving device may include a second mover 2200 .
- the second mover 2200 may be movably coupled to the stator 2300 through the support member 2500 .
- the second mover 2200 may support the first mover 2100 through the upper and lower elastic members 2410 and 2420 .
- the second mover 2200 may move the first mover 2100 or may move together with the first mover 2100 .
- the second mover 2200 may move through interaction with the stator 2300 .
- the second mover 2200 may move when the OIS is driven.
- the second mover 2200 may be referred to as an 'OIS mover'.
- the second mover 2200 may move integrally with the first mover 2100 when the OIS is driven.
- the second mover 2200 may include a housing 2210 .
- the housing 2210 may be spaced apart from the base 2310 .
- the housing 2210 may be disposed outside the bobbin 2110 .
- the housing 2210 may accommodate at least a portion of the bobbin 2110 .
- the housing 2210 may be disposed in the cover member 2600 .
- the housing 2210 may be disposed between the cover member 2600 and the bobbin 2110 .
- the housing 2210 may be formed of a material different from that of the cover member 2600 .
- the housing 2210 may be formed of an insulating material.
- the housing 2210 may be formed of an injection-molded material.
- the outer side of the housing 2210 may be spaced apart from the inner surface of the side plate of the cover member 2600 . Through the space between the housing 2210 and the cover member 2600, the housing 2210 may move for OIS operation.
- a first magnet 2220 may be disposed in the housing 2210 .
- the housing 2210 and the first magnet 2220 may be coupled by an adhesive.
- a second magnet 2230 may be disposed in the housing 2210 .
- the housing 2210 and the second magnet 2230 may be coupled by an adhesive.
- a dummy member 2700 may be disposed in the housing 2210 .
- the housing 2210 and the dummy member 2700 may be coupled by an adhesive.
- An upper elastic member 2410 may be coupled to an upper or upper surface of the housing 2210 .
- a lower elastic member 2420 may be coupled to a lower or lower surface of the housing 2210 .
- the housing 2210 may be coupled to the upper and lower elastic members 510 and 520 by heat sealing and/or adhesive.
- the adhesive bonding the housing 2210 and the first magnet 2220, and the housing 2210 and the elastic member 2400 may be an epoxy cured by at least one of ultraviolet rays (UV), heat, and a laser. there is.
- UV ultraviolet rays
- the housing 2210 may include four sides and four corners disposed between the four sides.
- the side of the housing 2210 may include a first side, a second side disposed opposite the first side, and third and fourth sides disposed opposite each other between the first side and the second side there is.
- a corner portion of the housing 2210 includes a first corner portion disposed between the first side and the third side, a second corner portion disposed between the first side and the fourth side, and between the second side and the third side. It may include a third corner portion disposed and a fourth corner portion disposed between the second side portion and the fourth side portion.
- the side of the housing 2210 may include a 'lateral wall'.
- the second mover 2200 may include a first magnet 2220 .
- the first magnet 2220 may be disposed in the housing 2210 .
- the first magnet 2220 may be fixed to the housing 2210 by an adhesive.
- the first magnet 2220 may be disposed between the bobbin 2110 and the housing 2210 .
- the first magnet 2220 may face the first coil 2120 .
- the first magnet 2220 may electromagnetically interact with the first coil 2120 .
- the first magnet 2220 may face the second coil 2330 .
- the first magnet 2220 may electromagnetically interact with the second coil 2330 .
- the first magnet 2220 may be commonly used for AF driving and OIS driving.
- the first magnet 2220 may be disposed on the side of the housing 2210 .
- the first magnet 2220 may be a flat magnet having a flat plate shape.
- the first magnet 2220 may be disposed at a corner of the housing 2210 .
- the first magnet 2220 may be a corner magnet having a hexahedral shape with an inner side surface wider than an outer side surface.
- the first magnet 2220 may include a plurality of magnets.
- the first magnet 2220 may include two magnets.
- the second mover 2200 may include a second magnet 2230 .
- the second magnet 2230 may be disposed in the housing 2210 .
- the second magnet 2230 may be fixed to the housing 2210 by an adhesive.
- the second magnet 2230 may be disposed between the bobbin 2110 and the housing 2210 .
- the second magnet 2230 may face the second coil 2330 .
- the second magnet 2230 may electromagnetically interact with the second coil 2330 .
- the second magnet 2230 may be used to drive the OIS.
- the first magnet 2220 is used to move the second mover 2200 in the OIS-x direction (first axis direction), and the second magnet 2230 is used to move the second mover 2200 in the OIS-y direction (second axis direction). It may be used to move the two movers 2200 .
- the second magnet 2230 may be configured as one magnet.
- the second magnet 2230 may include a plurality of magnets.
- the lens driving device may include a stator 2300 .
- the stator 2300 may be disposed below the first and second movers 2100 and 2200 .
- the stator 2300 may movably support the second mover 2200 .
- the stator 2300 may move the second mover 2200 .
- the first mover 2100 may also move together with the second mover 2200 .
- the stator 2300 may include a base 2310 .
- the base 2310 may be disposed under the housing 2210 .
- the base 2310 may be disposed under the substrate 2320 .
- a substrate 2320 may be disposed on the upper surface of the base 2310 .
- the base 2310 may be coupled to the cover member 2600 .
- the base 2310 may be disposed on the printed circuit board.
- the stator 2300 may include a substrate 2320 .
- the substrate 2320 may be disposed between the base 2310 and the housing 2210 .
- the substrate 2320 may be disposed on the upper surface of the base 2310 .
- the substrate 2320 may include a first magnet 2220 and a second coil 2330 facing the second magnet 2230 .
- the substrate 2320 may supply power to the second coil 2330 .
- a support member 2500 may be coupled to the substrate 2320 .
- the substrate 2320 may be coupled to a printed circuit board disposed under the base 2310 by solder.
- the substrate 2320 may include a flexible printed circuit board (FPCB). The substrate 2320 may be bent in some parts.
- FPCB flexible printed circuit board
- the substrate 2320 may include a body portion. A hole may be formed in the body portion.
- the substrate 2320 may include a terminal unit.
- the terminal part may extend downward from the body part of the board 2320 .
- the terminal unit may be formed by bending a portion of the substrate 2320 . At least a part of the terminal part may be exposed to the outside.
- the terminal unit may be coupled to a printed circuit board disposed under the base 2310 by soldering.
- the terminal part may be disposed in the groove of the base 2310 .
- the terminal unit may include a plurality of terminals.
- the stator 2300 may include a second coil 2330 .
- the second coil 2330 may be a component of the substrate 2320 , but may be a separate component from the substrate 2320 .
- the second coil 2330 may electromagnetically interact with the first magnet 2220 and the second magnet 2230 .
- the electromagnetic interaction between the second coil 2330 and the first magnet 2220 causes the first
- the magnet 2220 may move in the first axial direction with respect to the second coil 2330 .
- the second magnet 2230 is caused by electromagnetic interaction between the second coil 2330 and the second magnet 2230 .
- the second coil 2330 may move in the second axial direction with respect to the second coil 2330 .
- the second coil 2330 moves the housing 2210 and the bobbin 2110 in a direction perpendicular to the optical axis with respect to the base 2310 through electromagnetic interaction with the first magnet 2220 and the second magnet 2230 . can do it
- the second coil 2330 may be a fine pattern coil (FP coil) integrally formed with the body.
- the second coil 2330 may include a 2-1 coil that moves the housing 2210 and the bobbin 2110 in a first direction perpendicular to the optical axis direction.
- the second coil 2330 may include a coil 2-2 that moves the housing 2210 and the bobbin 2110 in the optical axis direction and in a second direction perpendicular to the first direction.
- the 2-1 coil may be formed of a single coil
- the 2-2 coil may be formed of two coils disposed opposite to each other.
- the 2-1th coil may be formed of two coils disposed opposite to each other and the 2nd-2nd coil may be formed of a single coil.
- the lens driving device may include an elastic member 2400 .
- the elastic member 2400 may have elasticity at least in part.
- the elastic member 2400 may be formed of metal.
- the elastic member 2400 may be formed of a conductive material.
- the elastic member 2400 may be coupled to the bobbin 2110 and the housing 2210 .
- the elastic member 2400 may elastically support the bobbin 2110 .
- the elastic member 2400 may movably support the bobbin 2110 .
- the elastic member 2400 may support the movement of the bobbin 2110 when the AF is driven. That is, the elastic member 2400 may include an 'AF support member'.
- the elastic member 2400 may movably support the housing 2210 . That is, the elastic member 2400 may include an 'OIS support member'.
- the elastic member 2400 may include an upper elastic member 2410 .
- the upper elastic member 2410 may connect the housing 2210 and the bobbin 2110 .
- the upper elastic member 2410 may be coupled to an upper portion of the bobbin 2110 and an upper portion of the housing 2210 .
- the upper elastic member 2410 may be coupled to the upper surface of the bobbin 2110 .
- the upper elastic member 2410 may be coupled to the upper surface of the housing 2210 .
- the upper elastic member 2410 may be coupled to the support member 2500 .
- the upper elastic member 2410 may be formed of a leaf spring.
- the upper elastic member 2410 may include a plurality of upper elastic units.
- the upper elastic member 2410 may include four upper elastic units.
- the upper elastic member 2410 may include first to fourth upper elastic units.
- the first to fourth upper elastic units may connect the four upper terminals 641 of the second substrate 640 and the four wires.
- Each of the four upper elastic units may include a body portion coupled to the housing 2210 , and a connection terminal connected to a terminal of the second substrate 640 .
- the upper elastic member 2410 may include an inner portion.
- the inner part may be coupled to the bobbin 2110 .
- the inner part may be coupled to the upper surface of the bobbin 2110 .
- the inner portion may include a hole or groove coupled to the protrusion of the bobbin 2110 .
- the inner part may be fixed to the bobbin 2110 by an adhesive.
- the upper elastic member 2410 may include an outer portion.
- the outer part may be coupled to the housing 2210 .
- the outer part may be coupled to the upper surface of the housing 2210 .
- the outer portion may include a hole or groove coupled to the protrusion of the housing 2210 .
- the outer part may be fixed to the housing 2210 by an adhesive.
- the upper elastic member 2410 may include a connection part.
- the connection part may connect the inner part and the outer part.
- the connection part may have elasticity.
- the connection part may be referred to as an 'elastic part'.
- the connection part may be formed by bending two or more times.
- the upper elastic member 2410 may include a coupling part.
- the coupling portion may extend from the outer portion.
- the coupling part may be coupled to the support member 2500 .
- the coupling part may include a hole through which the wire of the support member 2500 passes.
- the coupling part and the wire may be coupled by soldering.
- the elastic member 2400 may include a lower elastic member 2420 .
- the lower elastic member 2420 may be disposed under the upper elastic member 2410 .
- the lower elastic member 2420 may connect the bobbin 2110 and the housing 2210 .
- the lower elastic member 2420 may be disposed under the bobbin 2110 .
- the lower elastic member 2420 may be coupled to the bobbin 2110 and the housing 2210 .
- the lower elastic member 2420 may be coupled to a lower surface of the bobbin 2110 .
- the lower elastic member 2420 may be coupled to the lower surface of the housing 2210 .
- the lower elastic member 2420 may be formed of a leaf spring.
- the lower elastic member 2420 may include an inner portion.
- the inner part may be coupled to the bobbin 2110 .
- the inner part may be coupled to the lower surface of the bobbin 2110 .
- the inner portion may include a hole or groove coupled to the protrusion of the bobbin 2110 .
- the inner part may be fixed to the bobbin 2110 by an adhesive.
- the lower elastic member 2420 may include an outer portion.
- the outer part may be coupled to the housing 2210 .
- the outer part may be coupled to the lower surface of the housing 2210 .
- the outer portion may include a hole or groove coupled to the protrusion of the housing 2210 .
- the outer part may be fixed to the housing 2210 by an adhesive.
- the lower elastic member 2420 may include a connection part.
- the connection part may connect the inner part and the outer part.
- the connection part may have elasticity.
- the connection part may be referred to as an 'elastic part'.
- the connection part may be formed by bending two or more times.
- the elastic member 2400 may include a support member 2500 .
- the support member 2500 may connect the substrate 2320 and the upper elastic member 2410 .
- the support member 2500 may be coupled to each of the upper elastic member 2410 and the substrate 2320 by soldering.
- the support member 2500 may movably support the housing 2210 .
- the support member 2500 may elastically support the housing 2210 .
- the support member 2500 may have elasticity at least in part.
- the support member 2500 may support the movement of the housing 2210 and the bobbin 2110 when the OIS is driven. In this case, the support member 2500 may be referred to as an 'OIS support member'.
- the support member 2500 may include an elastic member.
- the support member 2500 may be formed of a wire.
- the support member 2500 may be formed of a leaf spring.
- the support member 2500 may include a wire.
- the support member 2500 may include a wire spring.
- the support member 2500 may include a plurality of wires.
- the support member 2500 may include four wires connected to the four upper elastic units in pairs.
- the support member 2500 may include first to fourth wires.
- the lens driving device may include a cover member 2600 .
- the cover member 2600 may include a 'cover can'.
- the cover member 2600 may be disposed outside the housing 2210 .
- the cover member 2600 may be coupled to the base 2310 .
- the cover member 2600 may accommodate the housing 2210 therein.
- the cover member 2600 may form the exterior of the lens driving device.
- the cover member 2600 may have a hexahedral shape with an open lower surface.
- the cover member 2600 may be a non-magnetic material.
- the cover member 2600 may be formed of a metal material.
- the cover member 2600 may be formed of a metal plate.
- the cover member 2600 may be connected to the ground portion of the printed circuit board. Through this, the cover member 2600 may be grounded.
- the cover member 2600 may block electromagnetic interference (EMI).
- the cover member 2600 may be referred to as an 'EMI shield can'.
- the cover member 2600 may include an upper plate and a side plate.
- the cover member 2600 may include an upper plate including a hole, and a side plate extending downward from an outer periphery or edge of the upper plate.
- the lower end of the side plate of the cover member 2600 may be disposed on the step portion of the base 2310 .
- the inner surface of the side plate of the cover member 2600 may be fixed to the base 2310 by an adhesive.
- the lens driving device may include a dummy member 2600 (dummy member).
- the dummy member 2600 may be disposed in the housing 2210 .
- the dummy member 2600 may not have a magnetic force.
- the magnetic force of the dummy member 2600 may be weaker than that of the second magnet 2230 .
- the dummy member 2600 may be disposed on a side adjacent to the first camera device 1000 .
- the dummy member 2600 may have the same weight as the second magnet 2230 .
- the dummy member 2600 may be disposed to minimize magnetic interference with the first camera device 1000 . Magnetic interference between the first camera device 1000 and the second camera device 2000 may be minimized by the dummy member 2600 .
- the lens driving device may include an OIS sensor.
- the OIS sensor can be used for OIS feedback control.
- the OIS sensor may be referred to as a 'sensor for driving OIS feedback'.
- the OIS sensor may be disposed between the base 2310 and the substrate 2320 .
- the OIS sensor may detect the movement of the second mover 2200 .
- the OIS sensor may include a Hall sensor.
- the Hall sensor may detect the movement of the housing 2210 by detecting a magnetic force of one or more of the first magnet 2220 and the second magnet 2230 .
- the sensing value sensed by the OIS sensor can be used for OIS feedback control.
- 22 is a perspective view of an optical device according to the present embodiment.
- Optical devices include cell phones, cell phones, mobile terminals, mobile terminals, smart phones, smart pads, portable smart devices, digital cameras, laptop computers, digital broadcasting terminals, PDA (Personal Digital Assistants), PMP (Personal Digital Assistants) Portable Multimedia Player) and navigation may include any one or more.
- the optical device may include any device for taking an image or photo.
- the optical device may include a body.
- the optical device may include the camera devices 1000 and 2000 .
- the camera devices 1000 and 2000 may be disposed on the body.
- the camera apparatuses 1000 and 2000 may photograph a subject.
- the optics may include a display.
- the display may be disposed on the body.
- the display may output an image captured by the camera apparatuses 1000 and 2000 .
- the display may be disposed on the first surface of the body.
- the camera apparatuses 1000 and 2000 may be disposed on one or more of the first surface of the main body and the second surface opposite to the first surface.
- the optical device may include the camera devices 1000 and 2000, the object distance measuring device 3000, and the flash module 4000 provided on the rear side.
- the object distance measuring apparatus 3000 may include one of packages of a surface light emitting laser device as a light emitting unit.
- the object distance measuring apparatus 3000 may include an auto-focus function using a laser.
- the subject distance measuring apparatus 3000 may measure a distance between the subject and the camera apparatuses 1000 and 2000 using a laser. The distance to the subject measured by the subject distance measuring apparatus 3000 may be used to control AF driving of the camera apparatuses 1000 and 2000 .
- the subject distance measuring apparatus 3000 may be mainly used in a condition in which the auto focus function using the images of the camera apparatuses 1000 and 2000 is deteriorated, for example, in proximity of 10 m or less or in a dark environment.
- the object distance measuring apparatus 3000 may include a light emitting unit including a vertical cavity surface emitting laser (VCSEL) semiconductor device and a light receiving unit that converts light energy such as a photodiode into electrical energy.
- the subject distance measuring apparatus 3000 may measure the distance to the subject by calculating a time for the light emitted from the light emitting unit to be reflected on the subject and incident to the light receiving unit.
- the flash module 4000 may include a light emitting device that emits light therein. The flash module 4000 may be operated by a camera operation of an optical device or a user's control.
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Optics & Photonics (AREA)
- Studio Devices (AREA)
- Lens Barrels (AREA)
- Adjustment Of Camera Lenses (AREA)
- Cameras In General (AREA)
- Structure And Mechanism Of Cameras (AREA)
Abstract
Description
Claims (10)
- 제1하우징, 상기 제1하우징 내에 배치되는 제1무버 및 상기 제1무버와 상기 제1하우징 사이에 배치되는 요크를 포함하는 제1유닛; 및제2하우징, 상기 제2하우징 내에 배치되는 제2무버를 포함하는 제2유닛을 포함하고,상기 제1유닛은 손떨림보정기능을 수행하고, 상기 제2유닛은 포커싱기능을 수행하고,상기 제1무버는 제1면과, 상기 제1면과 수직한 방향으로 배치되는 제2면을 포함하고,상기 제1유닛의 상기 요크는 상기 제1무버의 상기 제1면과 상기 제1하우징 사이에 배치되는 제1요크와, 상기 제1무버의 상기 제2면과 상기 제1하우징 사이에 배치되는 제2요크를 포함하는 카메라 장치.
- 제1항에 있어서,상기 제1요크와 상기 제2요크는 상기 제2무버가 이동하는 방향과 평행하게 배치되는 카메라 장치.
- 제1항에 있어서,상기 제1무버를 제1축을 기준으로 틸팅시키는 제1마그네트와 제1코일; 및상기 제1무버를 상기 제1축에 수직인 제2축을 기준으로 틸팅시키는 제2마그네트와 제2코일을 포함하고,광은 상기 제1축으로 입사되고,상기 제1축을 따라 상기 제1무버, 상기 제1요크, 상기 제2마그네트 및 상기 제2코일이 순차적으로 배치되는 카메라 장치.
- 제3항에 있어서,상기 제1요크는 상기 제1축과 수직한 상면 또는 하면을 갖는 카메라 장치.
- 제3항에 있어서,상기 제1하우징과 상기 제1무버 사이에 배치되는 구동 플레이트를 포함하는 카메라 장치.
- 제5항에 있어서,상기 제2무버는 상기 제1축 및 상기 제2축과 수직인 제3축을 따라 이동되고,상기 구동 플레이트는 상기 제3축의 방향으로 상기 제1하우징과 상기 제1무버 사이에 배치되는 카메라 장치.
- 제6항에 있어서,상기 제1요크의 적어도 일부는 상기 제1마그네트와 상기 제3축의 방향으로 오버랩되는 카메라 장치.
- 제3항에 있어서,상기 제2축의 방향으로 상기 제1요크의 길이는 상기 제2마그네트의 길이의 1.2배 내지 1.6배인 카메라 장치.
- 제3항에 있어서,상기 제2축의 방향으로 상기 제1요크의 길이는 상기 제2마그네트의 길이의 1.3배 내지 1.5배인 카메라 장치.
- 하우징;상기 하우징 내에 배치되는 무버;상기 무버를 제1축을 기준으로 틸팅시키는 제1마그네트와 제1코일;상기 무버를 상기 제1축에 수직인 제2축을 기준으로 틸팅시키는 제2마그네트와 제2코일; 및상기 제1축 및 상기 제2축과 수직인 제3축을 따라 이동되는 렌즈모듈을 포함하고,광은 상기 제1축으로 입사되고,상기 제2마그네트와 상기 무버 사이에는 제1요크가 배치되는 카메라 장치.
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KR20180137278A (ko) * | 2017-06-16 | 2018-12-27 | 삼성전기주식회사 | 카메라 모듈 |
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KR102131597B1 (ko) * | 2019-10-18 | 2020-08-05 | (주)아이엠 | 폴디드 카메라 모듈 및 그 제조방법 |
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KR20180137278A (ko) * | 2017-06-16 | 2018-12-27 | 삼성전기주식회사 | 카메라 모듈 |
US20190230255A1 (en) * | 2018-01-25 | 2019-07-25 | Tdk Taiwan Corp. | Reflecting unit |
KR102100195B1 (ko) * | 2018-03-14 | 2020-04-13 | 엘지전자 주식회사 | 이미지 획득 장치 |
KR102131597B1 (ko) * | 2019-10-18 | 2020-08-05 | (주)아이엠 | 폴디드 카메라 모듈 및 그 제조방법 |
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