WO2021258999A1 - 摄像模组及电子设备 - Google Patents
摄像模组及电子设备 Download PDFInfo
- Publication number
- WO2021258999A1 WO2021258999A1 PCT/CN2021/096935 CN2021096935W WO2021258999A1 WO 2021258999 A1 WO2021258999 A1 WO 2021258999A1 CN 2021096935 W CN2021096935 W CN 2021096935W WO 2021258999 A1 WO2021258999 A1 WO 2021258999A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fixed
- camera module
- movable
- rigid
- base
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 claims abstract description 11
- 235000014676 Phragmites communis Nutrition 0.000 claims description 80
- 244000273256 Phragmites communis Species 0.000 claims description 23
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 230000000670 limiting effect Effects 0.000 claims description 8
- 239000004020 conductor Substances 0.000 claims description 4
- 230000005426 magnetic field effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 28
- 230000009286 beneficial effect Effects 0.000 description 17
- 238000010586 diagram Methods 0.000 description 17
- 230000002441 reversible effect Effects 0.000 description 13
- 230000002829 reductive effect Effects 0.000 description 9
- 230000002452 interceptive effect Effects 0.000 description 6
- 229910001285 shape-memory alloy Inorganic materials 0.000 description 6
- 230000006870 function Effects 0.000 description 5
- 230000003014 reinforcing effect Effects 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000003384 imaging method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 230000005415 magnetization Effects 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 206010034960 Photophobia Diseases 0.000 description 1
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000003190 augmentative effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000013469 light sensitivity Diseases 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Images
Classifications
-
- 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
- H04N23/60—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
-
- 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
-
- 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
- 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
-
- 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
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
-
- 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
- H04N23/58—Means for changing the camera field of view without moving the camera body, e.g. nutating or panning of optics or image sensors
-
- 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
- G03B2205/0023—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
-
- 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 application relates to the field of camera technology, and in particular to a camera module and electronic equipment.
- the camera module includes a lens assembly and an anti-shake pan/tilt.
- the lens assembly is mounted on the anti-shake pan/tilt, and the anti-shake pan/tilt drives the lens assembly to rotate to compensate for the shake of the camera module, thereby realizing optical anti-shake.
- one end of the circuit board based on the lens assembly is fixed to other components inside the electronic device, so when the anti-shake pan/tilt drives the lens assembly to rotate, the circuit board will deform and tilt, and the reverse force formed by the circuit board It will interfere with the rotation of the lens assembly and affect the anti-shake performance of the anti-shake pan/tilt.
- This application provides a camera module and electronic equipment. During the anti-shake process of the camera module, the reverse force generated by the soft and hard board is small, which is beneficial to improve the anti-shake performance of the camera module.
- this application provides a camera module.
- the camera module includes a lens component and an anti-shake component.
- the anti-shake component is used to drive the lens assembly to rotate, so as to compensate for the shaking of the camera module during the shooting process of the electronic device, so as to achieve anti-shake.
- the lens assembly includes rigid flexible printed circuit boards (RFPCB) and a lens.
- the rigid-flex board is a circuit board having both the characteristics of rigid circuit boards (printed circuit boards, PCB) and flexible circuit boards (flexible printed circuit boards, FPC).
- PCB printed circuit boards
- FPC flexible printed circuit boards
- the rigid-flex board includes a rigid board portion and a flexible board portion derived from the rigid board portion.
- the soft board portion is led out from the hard board portion to the outside of the anti-shake assembly, and is used to electrically connect other components in the electronic device, such as an image processor, to transmit the signal of the lens assembly to Image processor.
- the soft board portion can be bent and deformed, the soft board portion can be fixed to a desired place through bending deformation, which is beneficial to the arrangement of other components in the electronic device.
- the lens assembly further includes an image sensor.
- the image sensor is fixed on the hard board part and is electrically connected to the hard board part. Outside light passes through the lens and falls onto the photosensitive surface of the image sensor, where it forms an image on the image sensor.
- the image sensor is electrically connected to the rigid-flex board, so that the electrical signal formed by the image sensor is transmitted to other components through the rigid-flex board.
- the anti-shake assembly drives the lens assembly to rotate
- the lens and the image sensor rotate together, that is, the positions of the lens and the image sensor remain unchanged, and the lens is projected on
- the position of the image on the image sensor is fixed, so that a smaller photosensitive surface of the image sensor can meet the imaging requirements, thereby reducing the volume of the image sensor.
- the lens assembly further includes a focusing assembly, and the focusing assembly is used to realize automatic focusing of the camera module.
- the lens includes a base, and the base is fixed to the hard plate part.
- the base is a hollow structure with open ends.
- the base is the outermost structure of the lens assembly.
- the movable part is fixed on the peripheral side of the base.
- the lens further includes a lens group and a lens barrel.
- the focusing assembly is fixed on the inner side of the base, the lens group is mounted on the inner side of the lens barrel, and the lens barrel and the lens group are mounted on the inner side of the focusing assembly.
- the focusing component is used to drive the lens barrel and the lens group to move along the optical axis direction of the lens group, change the image distance to obtain a clear image, and realize the automatic focusing of the camera module.
- the camera module drives the lens barrel and lens group to move to achieve focusing through a focusing component, and drives the lens to rotate through the anti-shake component to achieve anti-shake, that is, in the camera module
- the focusing function and the anti-shake function are driven by different structures, which is beneficial to realize the large-angle anti-shake of the camera module.
- the focusing assembly can design the focusing assembly according to actual needs, and the application does not limit the specific driving method, structure, etc. of the focusing assembly.
- the lens assembly may not be provided with a focusing assembly, which is not limited in this application.
- the anti-shake component includes a movable part, a fixed part, and a connecting component; the movable part is fixed to the lens assembly, and the fixed part is connected to the movable part through the connecting component, The movable part is used to rotate relative to the fixed part through the connecting assembly.
- the movable part is fixed on the peripheral side of the lens assembly, and the fixed part is arranged around the periphery of the movable part and is arranged at an interval from the movable part.
- the connecting component connects the fixed part and the movable part. It is understandable that the fixed part is a hollow structure, and the movable part is located inside the fixed part. The movable part is suspended relative to the fixed part, and the connecting assembly supports the movable part.
- the movable part when the anti-shake component responds to an electrical signal, the movable part rotates relative to the fixed part. Since the movable part is fixed to the lens assembly, when the movable part rotates relative to the fixed part, the movable part can drive the lens assembly to rotate relative to the fixed part together. That is, the anti-shake component is used to drive the lens assembly to rotate relative to the fixed part in response to an electrical signal, so as to compensate for the shaking of the camera module, so as to achieve anti-shake.
- the fixed part and the movable part are arranged at intervals to avoid that when the movable part rotates relative to the fixed part, the fixed part interferes with the movable part and affects the rotation of the movable part, thereby ensuring that the The reliability of the anti-shake component is described.
- the movable part rotates relative to the fixed part through the connecting component, and the position of the connecting component connected to the movable part and the fixed part determines the rotation of the movable part relative to the fixed part.
- the center of rotation wherein, the movable part is fixed relative to the lens assembly, and the rotation center of the movable part is the same as the rotation center of the lens assembly.
- the coordinate of the rotation center of the movable part in the Z-axis direction is close to or equal to the coordinate of the rigid plate part in the Z-axis direction, and the Z-axis direction is the coordinate of the lens The direction of the optical axis.
- the center of the connecting component determines the rotation center of the movable part relative to the fixed part, that is, the center of the connecting component is located at R.
- the distance between the center of rotation of the movable part and the rigid plate part is less than half of the thickness of the base, that is, the center of rotation of the movable part deviates from the middle of the base, And it is close to the rigid plate part, which reduces the distance between the rotation center of the movable part and the rigid plate part.
- the rigid plate is reduced. The offset of the edge of the part, thereby reducing the amount of deformation of the soft board part drawn along the edge of the hard board part, so that the reverse force generated by the soft board part is small, which is beneficial to the prevention The anti-shake of the jitter component.
- the distance in the Z axis direction between the rotation center of the movable part and the rigid plate part is a first distance, and the first distance is less than half of the shoulder height of the lens.
- the shoulder height of the lens is the thickness of the base in the Z-axis direction. It is understandable that the side of the rigid plate portion facing the base is taken as the reference plane, and the side of the base away from the rigid plate portion is the "shoulder" of the lens, which defines the shoulder of the lens The height is the thickness of the base in the Z-axis direction.
- the distance between the center of rotation of the movable part and the rigid plate part is less than half of the thickness of the base, that is, the center of rotation of the movable part deviates from the middle of the base, And it is close to the rigid plate part, which reduces the distance between the rotation center of the movable part and the rigid plate part.
- the rigid plate is reduced. The offset of the edge of the part, thereby reducing the amount of deformation of the soft board part drawn along the edge of the hard board part, so that the reverse force generated by the soft board part is small, which is beneficial to the prevention The anti-shake of the jitter component.
- the connecting assembly includes a movable base and an elastic connecting piece, the movable base is fixed on a side of the rigid plate portion away from the lens, and one end of the elastic connecting piece is connected to the movable The other end of the base is connected to the fixed part.
- the movable portion and the fixed portion are connected by the elastic connecting piece, and the elastic connecting piece supports the movable portion, so that the connection position of the elastic connecting piece and the movable base determines the rotation of the movable portion center.
- the movable base and the hard board part are in a direct connection relationship, so as to reduce the distance between the side of the movable base away from the hard board part and the hard board part.
- one end of the elastic connecting piece is fixed on the side of the movable base away from the rigid plate portion, so that the rotation center of the movable portion is located on the movable base, so that the rotation center of the movable portion Approach the hard board part.
- one end of the elastic connecting member can also be fixed to the side of the movable base, so that the center of rotation of the movable part is close to or equal to the rigid plate part, which is not limited by this application .
- one end of the elastic connecting member is connected to the movable base, and the other end is connected to the fixed part, so that the center of rotation of the movable part is located on the movable base, and since the movable base is fixed On the side of the rigid plate part away from the lens, the rotation center of the movable part is close to the rigid plate part, thereby reducing the distance between the rotation center of the movable part and the rigid plate part .
- the elastic connecting member includes a plurality of reeds, and two ends of each reed are respectively connected to the movable base and the fixed part.
- the plurality of leaf springs are arranged symmetrically in the X-axis direction and symmetrically arranged in the Y-axis direction.
- the X-axis direction and the Y-axis direction are both perpendicular to the Z-axis direction
- the X-axis direction is perpendicular to and intersects the Y-axis direction
- the intersection of the X-axis and the Y-axis is The center of rotation of the movable part.
- the elastic connecting member includes a plurality of the reeds arranged symmetrically along the X-axis direction and symmetrically arranged along the Y-axis direction, so that the anti-shake assembly drives the lens assembly relative to the lens assembly.
- the fixed part tilts and rotates in a balanced and stable manner along the X-axis and Y-axis directions, so as to effectively compensate for the offset of the camera module in the X-axis direction and the Y-axis direction.
- the soft board portion extends from the hard board portion to the outside of the anti-shake component along the X-axis direction or the Y-axis direction.
- the extension direction of the soft board portion is the same as a certain rotation axis (X-axis direction or Y-axis direction) of the lens assembly relative to the fixed portion, and the soft board portion can be folded in half. , So that when the lens assembly rotates, the displacement of the soft board portion relative to the fixed portion is small, and the reaction force generated by the soft board portion is small, which is beneficial to the anti-shake of the camera module.
- the movable base includes a first base and a second base, and the second base is fixed to a side of the first base away from the lens assembly.
- One end of the elastic connecting piece is fixed to the second base, and a gap is formed between the elastic connecting piece and the first base.
- the second base protrudes along the first base toward a side away from the lens assembly, so that the elastic connecting member fixed between the second base and the first base is protruded Form a gap.
- the first base is connected to the movable part, so that the movable base and the movable part are directly connected.
- the movable base includes the first base and the second base fixed to a side of the first base away from the lens assembly, and the elastic connecting member is fixed to the second base.
- the fixed portion further includes a fixed baffle, the fixed baffle is located on the side of the elastic connecting member away from the movable base, and the fixed baffle is on the movable base.
- the projection covers at least part of the projection of the elastic connecting member on the movable base.
- the fixed baffle is located on the side of the elastic connecting member away from the movable base, and the projection of the fixed baffle on the base covers at least part of the elastic connecting member in the movable base.
- the projection on the base protects the elastic connecting piece and avoids the elastic connecting piece from being deformed by an external force, thereby improving the quality of the camera module.
- the fixed baffle can protect the elastic connecting piece and avoid damaging the elastic connecting piece during the assembly process.
- a gap is formed between the fixed baffle and the elastic connecting member.
- a gap is formed between the fixed baffle and the elastic connecting member, and this gap is provided when the movable base rotates relative to the fixed part when the movable part rotates relative to the fixed part. Avoid space to prevent the fixed baffle from interfering with the movable part or the movable base, thereby improving the reliability of the camera module.
- the movable part further includes an inner frame and a first driving member, the inner frame is located on the periphery of the lens assembly, and the first driving member is fixed on the periphery of the inner frame.
- the first driving part is fixed by the inner frame, and the inner frame is fixed to the periphery of the lens assembly, so that the first driving part is fixed relative to the lens assembly.
- the fixed part includes a bracket and a second driving part, the bracket is located outside the movable part, and the second driving part is fixed relative to the bracket.
- the second driving member may be embedded in the bracket to save space.
- the connecting component is connected between the bracket and the inner frame, that is, the fixed part is connected to the movable part through the connecting component.
- the part of the connecting assembly that connects to the movable part can move relative to the part of the connecting assembly that connects to the fixed part, so that the movable part can move relative to the fixed part.
- the second driving part is arranged opposite to the first driving part.
- the anti-shake component responds to an electrical signal
- a magnetic field effect is formed between the second driving component and the first driving component to drive the lens component to rotate relative to the fixed part.
- the second driving member and the first driving member act through the energized coil and the magnetic body, and the energized coil generates electromagnetic force under the magnetic field of the magnetic body, so that the movable part and the lens assembly are opposed to each other.
- the fixed part rotates to achieve anti-shake.
- the camera module includes a driving chip, which is used to control the magnitude and time of the current output to the energized coil, thereby controlling the amount of rotation of the movable part relative to the fixed part , In order to accurately compensate the jitter of the camera module to achieve anti-shake.
- the first driving member includes a magnetic body
- the second driving member includes a coil.
- the number of the magnetic body and the coil is multiple, and they correspond to each other one to one.
- the inner frame is a magnetic conductive sheet that conducts the magnetic force of the magnetic body.
- the inner frame is approximately rectangular, each side of the inner frame is fixed with the magnetic body, the bracket is approximately rectangular, each side of the bracket is provided with the coil, and the coil It is arranged opposite to the magnetic body.
- the fixing part further includes a connecting piece.
- the connecting piece is fixed to the bracket.
- the connecting piece is electrically connected to the coil.
- the connecting piece realizes the transmission of the electric signal of the anti-shake component.
- the connecting piece is arranged around the peripheral side of the bracket, and the connecting piece is a flexible rigid-flex board, and is electrically connected to the coil in the second driving member.
- the connecting piece may be fixed to the bracket by a fastener or the like.
- the second driving member is fixed to the connecting piece to be relatively fixed to the bracket.
- the fixing portion further includes a reinforcing plate, the reinforcing plate is fixed on the outer side of the connecting piece for increasing the structural strength of the connecting piece.
- the connecting piece may also be other structural members provided with wires, and the second driving member is electrically connected through the wires. The application does not limit the specific structure of the connecting piece.
- the second driving element when the second driving element includes the coil, the second driving element is electrically connected to the connecting piece, so that the coil is energized. After the coil in the second driving part is energized, it generates an electromagnetic force with the first driving part to push the first driving part, so that the movable part and the lens assembly rotate together with respect to the fixed part, So as to achieve anti-shake.
- the coil in the second driving member is located outside of the first driving member Therefore, the magnetic field generated by the magnetic substance or magnetic component (such as a moving coil motor used for focusing) in the lens assembly will not affect the relative movement between the second driving part and the first driving part, Or the impact is small, so as to reduce the interference of the lens assembly on the anti-shake of the anti-shake assembly.
- the focusing assembly drives the lens assembly to focus by non-magnetic force, or the lens assembly includes the entire movable part without magnetic material or weak magnetic properties, the magnetic body and the coil The positions can also be reversed.
- the first driving member includes the coil
- the second driving member includes a magnetic member.
- the overall weight of the movable part is small, so that the load of the connecting component is small, which is beneficial to reduce the power consumption of the anti-shake component.
- the focusing component of the lens assembly can achieve focusing by a non-magnetic drive method, so as to avoid the interference of the focusing component on the anti-shake component of the anti-shake component.
- the magnetic body is magnetized with single-sided bipolar magnets, or two single-sided unipolar magnets are magnetized. It can be understood that each of the magnetic bodies is provided with two pairs of poles. Exemplarily, each of the magnetic bodies includes an upper magnet and a lower magnet. The upper magnet and the lower magnet respectively correspond to the upper part and the lower part of the coil.
- the fixed part further includes a position detector.
- the position detector is used to detect the position of the movable part relative to the fixed part.
- the position detector performs position detection through a change in a magnetic field.
- the movable part is provided with the magnetic body, and the position detector is fixed to the fixed part.
- the magnetic body of the movable part The magnetic field generated by the body changes, so that the position detector of the fixed part detects a different magnetic field, thereby determining the position of the movable part relative to the fixed part. That is, the position of the position detector relative to the magnetic body can be changed.
- the position detector determines the rotation amount and the rotation angle of the lens assembly by detecting the position of the movable part relative to the fixed part, thereby determining the displacement amount of the camera module anti-shake .
- the controller controls the first driving part or the second driving part to form a closed loop system to feed back the lens assembly relative to the fixed part The amount of rotation and the angle of rotation.
- the camera module before the camera module shoots, can also initially calibrate the movable part based on the position of the movable part relative to the fixed part detected by the position detector.
- the position relative to the fixed part prevents the lens assembly and the movable part from moving the lens assembly and the movable part relative to the fixed part due to gravity, which causes the lens assembly and the movable part
- the position relative to the fixed part is uncertain, so that the position of the lens assembly relative to the fixed part is consistent when the camera module takes pictures. That is, in the embodiment of the present application, the camera module has no posture difference problem.
- the position detector adopts an integrated detection, drive, and control chip (all in one).
- the position detector and the coil adopt an integrated chip, and the number of pins of the coil and the position detector is reduced by sharing power and communication.
- those skilled in the art can design the position detector according to actual needs, and this application does not limit the specific driving mode of the position detector and the manner of electrical connection with the coil.
- the elastic connecting member is made of conductive material.
- the elastic connecting member is electrically connected to the rigid board part and the fixing part.
- one end of the elastic connector is electrically connected to the hard board portion, and the other end is electrically connected to the connecting piece, so as to realize the electrical connection between the connecting piece and the hard board portion.
- the electric signal of the anti-shake component is concentrated on the coil and the position detector of the second driving member, and the electric signals of the second driving member and the position detector are integrated in the connection The electric signal of the anti-shake component can be transmitted to the outside of the camera module through the connecting piece.
- the elastic connecting member not only connects the movable part and the fixed part, but also realizes the electrical connection between the anti-shake assembly and the lens assembly, so that the anti-shake assembly is
- the electrical signal can be integrated into the lens assembly through the elastic connector, which avoids that the electrical signal of the anti-shake assembly is led out to the outside of the camera module by a separate connector, which reduces the number of connectors in the camera module. Therefore, the space occupied by the camera module is reduced.
- the bracket includes a first side wall and a second side wall that are arranged oppositely, one end of a part of the elastic connecting member is fixed to the middle area of the first side wall, and the other end is fixed to the middle area of the first side wall.
- the connecting piece includes two lead-out ends arranged oppositely.
- the lead-out end is used to contact each of the reeds, so as to realize the electrical connection between the connecting piece and the elastic connecting piece.
- One of the lead-out ends is connected to the elastic connector fixed to the first side wall, and the other lead-out end is connected to the elastic connector fixed to the second side wall.
- the elastic connecting members are respectively fixed to the middle positions of the first side wall and the second side wall that are arranged opposite to the bracket, which reduces the distance between the symmetrically arranged reeds. , So that the lead-out ends of the connecting piece electrically connected to each of the reeds are concentrated, reducing the origin of the lead-out in the connecting piece, thereby facilitating the electrical properties of the elastic connecting piece and the connecting piece connect.
- the bracket further includes a third side wall connected between the first side wall and the second side wall, the third side wall is provided with an escape space, and the soft The plate part extends through the avoiding space to the outside of the anti-shake component.
- the avoidance space not only provides a lead-out space for the soft board portion to the outside of the camera module, but also provides a deformation space for the soft board portion to prevent the camera module from being During the anti-shake process, the soft board part interferes with the bracket, which affects the rotation of the lens assembly.
- the elastic connecting member includes a reed and an extension piece, one end of the reed piece is fixed to the movable base, and the other end is fixed to the fixing part; the extension piece is from the spring One end of the sheet fixed on the movable base extends to the hard board part and is electrically connected to the hard board part.
- the elastic connecting member adopts a conductive material to realize the electrical connection between the connecting piece in the fixing part and the hard board part.
- the reed supports the movable part and the lens assembly.
- the movable part rotates relative to the fixed part, and the reed deforms. Both ends are fixedly connected to the movable part, so that the extension part of the camera module will not be deformed during the anti-shake process, which ensures the stable electrical connection of the elastic connecting part and the rigid board part, thereby The reliability of the camera module is improved.
- extension piece and the leaf spring are integrally formed. In this embodiment, the extension piece and the leaf spring are integrally formed to simplify the design of the elastic connecting piece.
- the fixing portion further includes an outer cover, and the outer cover is installed on the bracket and located around the bracket. That is, the outer cover is arranged around the periphery of the movable part.
- the outer cover is a shell of the camera module to avoid damage to the anti-shake component and the lens component during the assembly process of the camera module.
- the outer cover has a limiting portion, and the limiting portion protrudes in a direction close to the lens assembly, and is arranged at an interval from the lens assembly.
- the limiting portion is used for limiting the angle of rotation of the lens assembly relative to the fixing portion.
- the connecting component includes a rigid connecting piece and a flexible connecting piece, the rigid connecting piece is fixed on the peripheral side of the lens assembly, and at least part of the rigid connecting piece is surrounded by the rigid board portion One end of the flexible connecting piece is fixed to the side of the rigid connecting piece close to the rigid board portion, and the other end is fixed to the fixing portion.
- At least part of the rigid connector is arranged around the rigid board portion, and the flexible connector is fixed on a side of the rigid connector close to the rigid board portion, so that the The flexible connecting piece is close to the rigid plate part in the Z-axis direction, which reduces the distance between the rotation center of the movable part and the rigid plate part.
- the reverse force generated by the soft board portion is small, which is beneficial to the anti-shake of the anti-shake component.
- the flexible connector is fixed to the side of the rigid connector, which prevents the flexible connector from being fixed on the side of the rigid connector away from the rigid plate portion, due to
- the thickness of the rigid connector itself increases the distance between the flexible connector and the rigid plate part, so that the coordinate of the rotation center of the movable part in the Z-axis direction can be equal to that of the rigid plate part in Z The coordinate in the axis direction.
- this application also provides an electronic device.
- the electronic device includes a housing and the camera module as described above, and the camera module is installed in the housing.
- the camera module in the electronic device includes a lens assembly and an anti-shake assembly that drives the rotation of the lens assembly, and the distance between the rotation center of the lens assembly and the rigid board portion of the soft and hard board in the lens assembly is small Therefore, when the rotation angle of the lens assembly meets the demand, the deviation of the rigid board is reduced, and the deformation of the flexible board derived from the rigid board is reduced, thereby causing the reverse effect of the flexible board.
- the small force is beneficial to improve the anti-shake performance of the camera module in the electronic device.
- FIG. 1 is a schematic diagram of the structure of an electronic device provided in an embodiment of the present application.
- FIG. 2 is a schematic diagram of the structure of the camera module of the electronic device shown in FIG. 1 in some embodiments;
- FIG. 3 is a schematic diagram of a partially exploded structure of the camera module shown in FIG. 2;
- FIG. 4 is a schematic cross-sectional view of the camera module shown in FIG. 2 along A-A;
- Fig. 5 is a bottom view of the camera module shown in Fig. 2 in some embodiments;
- FIG. 6 is a schematic diagram of a part of the structure of the camera module shown in FIG. 5;
- FIG. 7 is a schematic structural diagram of the camera module shown in FIG. 6 at another angle
- FIG. 8 is a schematic diagram of another part of the structure of the camera module shown in FIG. 5;
- Fig. 9 is a bottom view of the camera module shown in Fig. 2 in other embodiments.
- FIG. 10 is a schematic diagram of a part of the structure of the camera module shown in FIG. 2;
- FIG. 11 is a schematic diagram of the internal structure of the camera module shown in FIG. 1 in other embodiments.
- FIG. 1 is a schematic structural diagram of an electronic device 100 provided in an embodiment of the present application.
- An embodiment of the present application provides an electronic device 100.
- the electronic device 100 includes a housing 101 and a camera module 102.
- the camera module 102 is installed on the housing 101.
- the camera module 102 can enable the electronic device 100 to realize functions such as acquiring images or instant video calls.
- the electronic device 100 may be a product such as a mobile phone, a tablet computer, a notebook computer, a vehicle-mounted device, a wearable device, and a drone.
- the wearable device may be a smart bracelet, a smart watch, augmented reality (AR) glasses, virtual reality (virtual reality, VR) glasses, etc.
- the electronic device 100 is a mobile phone as an example for description.
- the electronic device 100 further includes an image processor 103.
- the image processor 103 is in communication connection with the camera module 102, and the image processor 103 is used to obtain image data from the camera module 102 and process the image data.
- the electronic device 100 further includes a back cover 105 provided with a light-transmitting area 104.
- the camera module 102 collects light outside the electronic device 100 through the light-transmitting area 104 of the back cover 105. It can be understood that the camera module 102 is used as a rear camera module of the electronic device 100.
- the electronic device 100 may further include a display module (not shown in the figure) for displaying images.
- the camera module 102 collects light outside the electronic device 100 through the light-transmitting area of the display module, and the camera module 102 is used as a front camera module of the electronic device 100.
- the camera module 102 can be used as a rear camera module of the electronic device 100, and can also be used as a front camera module of the electronic device 100, which is not strictly limited in the embodiment of the present application.
- FIG. 2 is a schematic structural diagram of the camera module 102 of the electronic device 100 shown in FIG. 1 in some embodiments.
- the camera module 102 includes a lens assembly 10 and an anti-shake assembly 20.
- the main part of the lens assembly 10 is located inside the anti-shake assembly 20, and part of the structure of the lens assembly 10 extends to the outside of the anti-shake assembly 20.
- the anti-shake component 20 is used to drive the lens assembly 10 to rotate, so as to compensate for the shake of the camera module 102 during the shooting process of the electronic device 100, so as to achieve anti-shake.
- FIG. 3 is a schematic diagram of a partially exploded structure of the camera module 102 shown in FIG. 2;
- FIG. 4 is a schematic cross-sectional diagram of the camera module 102 shown in FIG. 2 along the line A-A.
- the lens assembly 10 includes a rigid flexible printed circuit board 11 (RFPCB), a lens 12 and an image sensor (not shown in the figure).
- the image sensor is electrically connected to the rigid-flex board 11.
- An image sensor is a device that converts optical images into electrical signals.
- the image sensor may be a charge-coupled device (CCD) or a complementary metal-oxide semiconductor (CMOS), which is not limited in this application.
- CCD charge-coupled device
- CMOS complementary metal-oxide semiconductor
- the rigid-flex board 11 is a circuit board having both the characteristics of rigid circuit boards (printed circuit boards, PCB) and flexible circuit boards (flexible printed circuit boards, FPC).
- the rigid-flex board 11 includes a rigid board portion 111 and a flexible board portion 112 derived from the rigid board portion 111.
- the soft board portion 112 is led out from the hard board portion 111 to the outside of the anti-shake assembly 20, and is used to electrically connect other components in the electronic device 100, such as an image processor, to transmit the signal of the lens assembly 10 to the image processor.
- the rigid plate portion 111 may include a reinforcing structure, such as a reinforcing steel plate, which is not limited in the present application.
- the rigid board portion 111 may be a rigid circuit board (with wires electrically connected to the flexible board portion 112), and the rigid circuit board can be connected to other components in the lens assembly 20 through various methods. , So as to set the hard board part 111 in the lens assembly 20. At the same time, various components (such as image sensors) are installed on the rigid board portion 111, which are electrically connected to the flexible board portion 112 through a process, so that the signals obtained from the image sensor are transmitted to other components through the flexible board portion 112 (E.g. image processor).
- the rigid circuit board 111 can also be connected to the image sensor through a process, such as wire bonding, by placing a rigid circuit board and components on the substrate. The portion 112 leads out the signal line.
- Those skilled in the art can design the rigid-flex board 11 according to actual needs, and this application does not limit the specific structure and formation process of the rigid-flex board 11.
- the soft board portion 112 can be bent and deformed, the soft board portion 112 can be fixed to a desired place through bending deformation, which is beneficial to the arrangement of other components in the electronic device 100.
- the lens 12 is fixed relative to the hard plate portion 111 to ensure the stability of the lens 12.
- the anti-shake component 20 includes a movable part 21, a fixed part 22 and a connecting component 23.
- the movable part 21 is fixed to the lens assembly 10.
- the fixed part 22 is connected to the movable part 21 through the connecting assembly 23.
- the movable part 21 is used to rotate relative to the fixed part 22 through the connecting assembly 23.
- the movable part 21 is fixed on the peripheral side of the lens assembly 10, and the fixed part 22 is arranged around the periphery of the movable part 21 and is spaced apart from the movable part 21.
- the connecting assembly 23 connects the fixed part 22 and the movable part 21. It can be understood that the fixed part 22 is a hollow structure, and the movable part 21 is located inside the fixed part 22.
- the movable part 21 is suspended relative to the fixed part 22, and the connecting assembly 23 supports the movable part 21.
- the movable part 21 when the anti-shake component 20 responds to an electrical signal, the movable part 21 rotates relative to the fixed part 22. Since the movable part 21 is fixed to the lens assembly 10, when the movable part 21 rotates relative to the fixed part 22, the movable part 21 can drive the lens assembly 10 to rotate relative to the fixed part 22 together. That is, the anti-shake component 20 is used to drive the lens assembly 10 to rotate relative to the fixed portion 22 in response to an electrical signal, so as to compensate for the shake of the camera module 102, so as to achieve anti-shake.
- the fixed portion 22 and the movable portion 21 are arranged at intervals to prevent the fixed portion 22 and the movable portion 21 from interfering with the movable portion 21 to affect the rotation of the movable portion 21 when the movable portion 21 rotates relative to the fixed portion 22, thereby ensuring the reliability of the anti-shake assembly 20.
- the fixed part 22 is connected to the movable part 21 through the connecting assembly 23. That is, the connecting component 23 is directly connected to the movable part 21.
- the connecting assembly 23 can also be connected to the lens assembly 10 so as to be indirectly connected with the movable part 21.
- the embodiment of the present application does not limit the specific connection manner of the connecting assembly 23 and the movable part 21.
- the relative position of the lens and the image sensor of the camera module is constantly changing, which makes the position of the image projected by the lens on the image sensor constantly change, resulting in the image sensor requiring a larger light-sensitivity Surface to meet the imaging needs of lenses with different angles.
- the anti-shake assembly 20 drives the lens assembly 10 to rotate
- the lens 12 and the image sensor rotate together, that is, the positions of the lens 12 and the image sensor remain unchanged, and the image projected on the image sensor by the lens 12
- the position of the image sensor is fixed, so that a smaller photosensitive surface of the image sensor can meet the imaging requirements, thereby reducing the volume of the image sensor.
- the side of the rigid plate 111 facing the lens 12 is provided with a groove.
- the image sensor is partially or fully accommodated in the groove to reduce the height of the lens assembly 10, thereby facilitating the miniaturization of the camera module 102.
- the image sensor can also be provided on the surface of the hard board portion 111, which is not limited in this application.
- the lens 12 includes a base 14, and the base 14 is fixed to the hard plate portion 111.
- the base 14 is a hollow structure with open ends.
- the base 14 is the outermost structure of the lens assembly 10.
- the movable part 21 is fixed to the peripheral side of the base 14.
- the lens 12 also includes a focusing component, a lens barrel, and a lens group.
- the focusing component is used to realize the automatic focusing of the camera module 102.
- the focusing assembly is fixed on the inner side of the base 14, the lens group is mounted on the inner side of the lens barrel, and the lens barrel and the lens group are mounted on the inner side of the focusing assembly.
- the focusing component drives the lens barrel and the lens group to move in the direction of the optical axis of the lens group through electromagnetic force, changes the image distance to obtain a clear image, and realizes that the camera module 102 realizes automatic focusing.
- the camera module 102 drives the lens barrel and lens group to move to achieve focusing through the focusing component, and drives the lens 12 to rotate through the anti-shake component 20 to achieve anti-shake, that is, the focus function and anti-shake in the camera module 102
- the shaking function is driven by different structures, which is beneficial to realize the large-angle anti-shake of the camera module 102.
- the lens assembly 10 may not be provided with a focusing assembly, which is not limited in this application.
- the movable part 21 includes a first driving member 210 and an inner frame 211.
- the inner frame 211 is located on the periphery of the lens assembly 10.
- the first driving member 210 is fixed around the inner frame 211. At this time, the first driving member 210 is fixed by the inner frame 211, and the inner frame 211 is fixed to the periphery of the lens assembly 10, so that the first driving member 210 is fixed relative to the lens assembly 10.
- the fixing portion 22 includes a second driving member 220 and a bracket 222.
- the bracket 222 is located outside the movable part 21.
- the second driving member 220 is fixed relative to the bracket 222.
- the second driving member 220 may be embedded in the bracket 222 to save space.
- the connecting component 23 is connected between the bracket 222 and the inner frame 211, that is, the fixed part 22 is connected to the movable part 21 through the connecting component 23.
- the part of the connecting assembly 23 that connects to the movable part 21 can move relative to the part of the connecting assembly 23 that connects to the fixed part 22, so that the movable part 21 can move relative to the fixed part 22.
- the second driving member 220 is arranged opposite to the first driving member 210.
- a magnetic field effect is formed between the second driving component 220 and the first driving component 210 to drive the lens component 10 to rotate relative to the fixed part 22.
- the second driving member 220 and the first driving member 210 act through the energized coil and the magnetic body, and the energized coil generates electromagnetic force under the magnetic field of the magnetic body, so that the movable part 21 and the lens assembly 10 rotate relative to the fixed part 22 together.
- the camera module 102 includes a driver chip, which is used to control the magnitude and time of the current output to the energized coil, thereby controlling the rotation amount of the movable part 21 relative to the fixed part 22 to accurately compensate the camera module.
- the jitter of group 102 realizes anti-shake.
- the first driving member 210 includes a magnetic body 201 and the second driving member 220 includes a coil 202.
- the number of the magnetic body 201 and the number of the coil 202 are both multiple, and they correspond to each other one to one.
- the inner frame 211 is a magnetic conductive sheet that conducts the magnetic force of the magnetic body 201.
- the inner frame 211 is substantially rectangular, each side of the inner frame 211 is fixed with a magnetic body 201, the bracket 222 is substantially rectangular, and each side of the bracket 222 is provided with a coil 202, and the coil 202 is disposed opposite to the magnetic body 201.
- the fixing portion 22 further includes a connecting piece 223.
- the connecting piece 223 is fixed to the bracket 222.
- the connecting piece 223 is electrically connected to the second driving member 220, and the connecting piece 223 realizes the transmission of the electric signal of the anti-shake assembly 20.
- the connecting piece 223 is arranged on the peripheral side of the bracket 222, and the connecting piece 223 is a flexible rigid-flex board and is electrically connected to the coil 202 in the second driving member 220.
- the connecting piece 223 may be fixed to the bracket 222 by fasteners or the like.
- the second driving member 220 is fixed to the connecting piece 223 to be relatively fixed to the bracket 222.
- the fixing portion 22 further includes a reinforcing plate 224, which is fixed to the outside of the connecting piece 223 to increase the structural strength of the connecting piece 223.
- the connecting piece 223 may also be other structural members provided with wires, and the second driving member 220 is electrically connected through the wires.
- the specific structure of the connecting piece 223 is not limited in this application.
- the second driving member 220 when the second driving member 220 includes the coil 202, the second driving member 220 is electrically connected with the connecting piece 223 to enable the coil 202 to be energized. After the coil 202 in the second driving part 220 is energized, it generates electromagnetic force with the first driving part 210 to push the first driving part 210 so that the movable part 21 and the lens assembly 10 rotate relative to the fixed part 22 to realize anti-shake.
- the coil 202 in the second driver 220 is located outside the first driver 210, so the The magnetic field generated by a magnetic substance or a magnetic component (such as a moving coil motor used for focusing) does not affect the relative movement between the second driving member 220 and the first driving member 210, or the effect is small, so as to reduce the lens assembly 10 Interference to the anti-shake of the anti-shake component 20.
- a magnetic substance or a magnetic component such as a moving coil motor used for focusing
- the magnetic body 201 is a single-sided bipolar magnetization, or two single-sided unipolar magnetization. It can be understood that each magnetic body 201 is provided with two pairs of poles. As shown in FIG. 4, each magnetic body 201 includes an upper magnet and a lower magnet. The upper magnet and the lower magnet correspond to the upper part and the lower part of the coil 202 respectively. It can be understood that after the coil 202 is energized, based on the fact that the upper part and the lower part of the coil 202 have opposite current directions, when the upper magnet and the lower magnet have opposite magnetic poles, the direction of the electromagnetic force between the upper magnet and the upper part is the same as that of the lower magnet. The direction of the force between the lower part and the lower part is the same, so that the direction of the electromagnetic force on one side of the movable part 21 is the same.
- the movable part 21 rotates relative to the fixed part 22.
- the magnetic body 201 and the coil 202 on the left side both generate upward electromagnetic force on the movable part 21, and the magnetic body 201 and the coil 202 on the right side both generate downward electromagnetic force on the movable part 21, so that the movable part 21 rotates clockwise relative to the fixed portion 22.
- the coil 202 (the second driving member 220) belongs to the fixed portion 22, and the magnetic body 201 (the first driving member 210) belongs to the movable portion 21 as an example for description.
- the focusing assembly drives the lens assembly 10 to adjust the focus by a non-magnetic force, or the lens assembly 10 includes the entire movable portion 21 without magnetic material or weak magnetic properties, the position between the magnetic body 201 and the coil 202 is also Can be reversed.
- the first driving member 210 includes a coil 202
- the second driving member 220 includes a magnetic member.
- the movable part 21 is as a whole
- the light weight of the anti-shake component 20 makes the load of the connecting component 23 small, which is beneficial to reduce the power consumption of the anti-shake component 20.
- the focusing component of the lens assembly 10 can achieve focusing by a non-magnetic driving method, so as to avoid the interference of the focusing component on the anti-shake of the anti-shake component 20.
- the anti-shake component 20 implements the anti-shake of the camera module 102 by means of a voice coil motor (VCM).
- VCM voice coil motor
- the anti-shake component 20 may also use a shape memory alloy (SMA) motor to realize the anti-shake of the camera module 102.
- the connection assembly 23 includes a plurality of shape memory alloys. Based on the fact that the shape memory alloy can be deformed to show different shapes under different thermal load conditions, the anti-shake component 20 controls the energization of multiple shape memory alloys to cause the shape memory alloy to shrink and deform due to heat to drive The lens assembly 10 rotates relative to the fixed part 22 to realize the anti-shake of the camera module 102.
- the application does not limit the specific driving mode and implementation structure of the anti-shake assembly 20.
- the fixing part 22 further includes a position detector 221.
- the position detector 221 is used to detect the position of the movable part 21 relative to the fixed part 22.
- the position detector 221 performs position detection through changes in the magnetic field.
- the movable part 21 is provided with a magnetic body 201, and the position detector 221 is fixed to the fixed part 22.
- the magnetic field generated by the magnetic body 201 of the movable part 21 will change.
- the position detector 221 of the fixed part 22 detects the different magnetic fields, so as to determine the position of the movable part 21 relative to the fixed part 22. That is, the position of the position detector 221 relative to the magnetic body 201 can be changed.
- the position detector 221 determines the rotation amount and the rotation angle of the lens assembly 10 by detecting the position of the movable portion 21 relative to the fixed portion 22, thereby determining the displacement amount of the camera module 102 for anti-shake.
- the controller controls the first driving part 210 or the second driving part 220 to form a closed loop system to feedback the rotation amount and the rotation angle of the lens assembly 10 relative to the fixed part 22.
- the camera module 102 before the camera module 102 shoots, the camera module 102 can also detect the position of the movable part 21 relative to the fixed part 22 based on the position detector 221, and initially correct the position of the movable part 21 relative to the fixed part 22 This prevents the lens assembly 10 and the movable part 21 from moving the lens assembly 10 and the movable part 21 relative to the fixed part 22 due to gravity, resulting in uncertain positions of the lens assembly 10 and the movable part 21 relative to the fixed part 22, making the camera module 102
- the position of the lens assembly 10 relative to the fixed portion 22 is consistent during shooting. That is, in the embodiment of the present application, the camera module 102 has no posture difference problem.
- the position detector 221 is embedded inside the second driving member 220.
- the position detector 221 is fixed to the connecting piece 223, the position detector 221 is located inside the second driving member 220 fixed to the connecting piece 223, and the position detector 221 is electrically connected to the connecting piece 223.
- both the position detector 221 and the second driving part 220 are electrically connected to external devices through the connecting piece 223, so as to simplify the circuit design of the fixing part 22, and also make the position detector 221 and the second driving part 220 spatially multiplexed. This is beneficial to the miniaturization of the camera module 102.
- the position detector 221 can also be arranged in other positions, which is not limited in this application.
- the position detector 221 adopts a detection/drive/control integrated chip (all in one).
- the position detector 221 and the coil 202 adopt an integrated chip, and the number of pins of the coil 202 and the position detector 221 is reduced by sharing the power supply and communication.
- those skilled in the art can design the position detector 221 according to actual needs, and this application does not limit the specific driving method of the position detector 221 and the manner of electrical connection with the coil 202.
- the fixing portion 22 further includes an outer cover 225, and the outer cover 225 is installed on the bracket 222 and located around the bracket 222. That is, the outer cover 225 is provided around the periphery of the movable part 21.
- the outer cover 225 is a shell of the camera module 102 to prevent the camera module 102 from damaging the anti-shake assembly 20 and the lens assembly 10 during the assembly process.
- the outer cover 225 has a limiting portion 2250.
- the limiting portion 2250 protrudes toward the lens assembly 10 and is spaced apart from the lens assembly 10.
- the limiting portion 2250 is used to limit the rotation angle of the lens assembly 10 relative to the fixed portion 22.
- the soft board portion 112 is led out from the rigid board portion 111 to the outside of the anti-shake assembly 20.
- the soft board portion 112 is used to electrically connect other components in the electronic device 100 to transmit electrical signals of the camera module 102 to other components. It is understandable that based on the fact that one end of the soft board portion 112 is fixedly connected to the hard board portion 111, and the other end is fixedly connected to the internal components of the electronic device 100, when the anti-shake assembly 20 drives the lens assembly 10 to rotate relative to the fixed portion 22, the rotating The lens 12 and the hard board portion 111 will drive the soft board portion 112 to deform the soft board portion 112. At this time, the soft board portion 112 will produce a reverse force on the hard board portion 111, thereby interfering with the anti-shake component 20 driving the lens assembly 10 rotates relative to the fixed part 22.
- the movable part 21 rotates relative to the fixed part 22 through the connecting assembly 23.
- the position of the connecting assembly 23 connected to the movable part 21 and the fixed part 22 determines the rotation center of the movable part 21 relative to the fixed part 22.
- the movable part 21 is fixed relative to the lens assembly 10, and the rotation center of the movable part 21 is the same as the rotation center of the lens assembly 10.
- the cloud-type camera module adopts an upper reed and a lower reed at both ends of the base of the lens assembly.
- the upper reed and the lower reed realize the rotation of the movable part relative to the fixed part.
- the center of rotation is located in the middle area of the upper leaf and the lower leaf, that is, in the middle of the base.
- the rigid board portion has a relatively large rotation range, which results in greater deformation of the soft board portion, so that the soft board portion generates a relatively large reverse force and affects the anti-shake of the camera module.
- the distance between the rotation center R of the movable portion 21 of the camera module 102 and the rigid plate portion 111 in the Z-axis direction is the first distance D1
- the Z-axis direction is the direction of the optical axis of the lens 12.
- the first distance D1 is less than half of the shoulder height D2 of the lens 12.
- the shoulder height D2 of the lens 12 is the thickness of the base 14 in the Z-axis direction. It is understandable that the side of the rigid plate 111 facing the base 14 is taken as the reference plane, the side of the base 14 away from the rigid plate 111 is the "shoulder" of the lens 12, and the shoulder height D2 of the lens 12 is defined as the base 14 The thickness in the Z-axis direction.
- the first distance D1 is less than half of the shoulder height D2 of the lens 12, that is, the distance between the rotation center R of the movable portion 21 and the rigid plate portion 111 is less than half of the thickness of the base 14.
- the rotation center R of the movable part 21 relative to the fixed part 22 is determined, that is, the center of the connecting component 23 is located at R.
- the distance between the rotation center R of the movable portion 21 and the rigid plate portion 111 is less than half of the thickness of the base 14, that is, the rotation center R of the movable portion 21 deviates from the middle of the base 14 and is close to the rigid plate.
- the part 111 reduces the distance between the rotation center R of the movable part 21 and the rigid plate part 111.
- the coordinate of the rotation center R of the movable part 21 in the Z-axis direction is close to or equal to the coordinate of the rigid plate part 111 in the Z-axis direction.
- the position of the rotation center R of the movable part 21 close to the upper or lower part of the rigid plate 111 means that the coordinates of the rotation center R of the movable part 21 in the Z-axis direction are close to the coordinates of the rigid plate 111 in the Z-axis direction.
- the coordinates of the rigid plate portion 111 in the Z-axis direction are 0 or ⁇ 0.1, both of which indicate that the rotation center R of the movable portion 21 is close to the rigid plate portion 111.
- the coordinates of the rotation center R of the movable part 21 in the Z-axis direction are close to or equal to the coordinates of the rigid board part 111 in the Z-axis direction, that is, the rotation center R of the movable part 21 and the rigid board part 111 are The distance between them is small.
- the rotation angle of the lens assembly 10 meets the requirements, the offset of the edge of the hard board 111 is small, so that the deformation of the soft board 112 drawn along the edge of the hard board 111 is small.
- the reverse force generated by the soft board portion 112 is relatively small, which is beneficial to the anti-shake component of the anti-shake assembly 20.
- the connecting assembly 23 includes a movable base 231 and an elastic connecting member 232.
- the movable base 231 is fixed on the side of the hard board 111 away from the lens 12. That is, the movable base 231 is fixed to the bottom surface of the lens assembly 10.
- One end of the elastic connecting piece 232 is connected to the movable base 231, and the other end is connected to the fixed portion 22.
- the movable part 21 and the fixed part 22 are connected by an elastic connecting piece 232, and the elastic connecting piece 232 supports the movable portion 21, so that the connecting position of the elastic connecting piece 232 and the movable base 231 determines the rotation center R of the movable portion 21.
- the movable base 231 and the rigid board portion 111 are in a direct connection relationship, so as to reduce the distance between the side of the movable base 231 facing away from the rigid board portion 111 and the rigid board portion 111.
- one end of the elastic connecting member 232 is fixed to the side of the movable base 231 away from the hard plate portion 111, so that the rotation center R of the movable portion 21 is located on the movable base 231, so that the rotation center R of the movable portion 21 is close to the hard board portion. 111.
- one end of the elastic connecting member 232 can also be fixed to the side of the movable base 231, so that the rotation center R of the movable portion 21 is close to or equal to the rigid plate portion 111, which is not limited in this application.
- one end of the elastic connecting member 232 is connected to the movable base 231, and the other end is connected to the fixed part 22, so that the rotation center R of the movable part 21 is located on the movable base 231, and since the movable base 231 is fixed to the rigid plate part 111 far away On one side of the lens 12, the rotation center R of the movable portion 21 is close to the rigid board portion 111, thereby reducing the distance between the rotation center R of the movable portion 21 and the rigid board portion 111.
- the elastic connecting member 232 is fixed to the middle area of the movable base 231 as an example for description. In other examples, the elastic connecting member 232 can also be fixed to other areas of the movable base 231, such as the diagonal area of the movable base 231, which is not limited in the present application.
- the movable base 231 includes a first base 2311 and a second base 2312.
- the first base 2311 is located on the side of the hard plate portion 111 away from the lens 12.
- the second base 2312 is fixed to the side of the first base 2311 away from the lens assembly 10.
- One end of the elastic connecting member 232 is fixedly connected to the second base 2312, and a gap is formed between the elastic connecting member 232 and the first base 2311.
- the second base 2312 protrudes along the first base 2311 toward a side away from the lens assembly 10, so that a gap is formed between the elastic connecting member 232 fixed to the second base 2312 and the first base 2311.
- the first base 2311 is connected to the movable part 21 so that the movable base 231 and the movable part 21 are directly connected.
- the movable base 231 includes a first base 2311 and a second base 2312 fixed to the first base 2311 on a side away from the lens assembly 10, and the elastic connecting member 232 is fixed to the second base 2312 and is connected to the first base 2311 A gap is formed therebetween, and this gap provides a retreat space when the lens assembly 10 rotates relative to the fixed portion 22, and prevents the elastic connector 232 from interfering with the rotation of the lens assembly 10, thereby facilitating the realization of a large-angle anti-shake of the camera module 102.
- the first base 2311 is fixedly connected to the inner frame 211 so that the movable base 231 is connected to the movable part 21.
- the first base 2311 is assembled to the inner frame 211 surrounding the lens assembly 10, which enhances the structural strength of the inner frame 211, and prevents the inner frame 211 from being easily deformed by external forces, thereby improving the camera module 102 reliability.
- the projection of the connection between the elastic connecting member 232 and the second base 2312 on the rigid board portion 111 is located in the middle area of the rigid board portion 111, and correspondingly, the second base 2312 is on the rigid board portion 111.
- the projection of is located in the middle area of the hard plate portion 111, so that the elastic connecting member 232 and the first base 2311 are spaced apart.
- the projection of the connection between the elastic connecting member 232 and the second base 2312 on the rigid board portion 111 can also be located in other areas of the rigid board portion 111, such as the four corners of the rigid board portion 111.
- the second The shape of the base 2312 changes accordingly. It is understandable that the shape of the second base 2312 can be changed according to the change of the position where the elastic connecting member 232 and the movable base 231 are fixed. That is, the present application does not limit the specific position where the elastic connecting member 232 is fixed on the movable base 231, nor does it limit the specific form of the movable base 231.
- the first base 2311 is integrated into the reinforcing structure in the rigid plate portion 111, thereby further reducing the distance between the rotation center R of the movable portion 21 and the rigid plate portion 111.
- the second base 2312 provides sufficient space for the rotation of the lens assembly 10
- the thinner the thickness of the first base 2311 and the second base 2312 along the Z axis direction The smaller the distance between the rotation center R of the movable portion 21 and the rigid plate portion 111, the smaller the reverse force generated by the soft plate portion 112 of the camera module 102 during the anti-shake process, which is more conducive to improving the anti-shake assembly 20. Anti-shake.
- the movable base 231 may also not be provided with the second base 2312 to provide an escape space.
- first base 2311 and the second base 2312 may be integrally formed.
- first base 2311 and the second base 2312 can also be fixedly connected by buckling, which is not limited in this application.
- FIG. 5 is a bottom view of the camera module 102 shown in FIG. 2 in some embodiments.
- the fixing part 22 further includes a fixing baffle 226.
- the fixed baffle 226 is located on the side of the elastic connecting member 232 away from the movable base 231.
- the fixed baffle 226 is fixed on the bracket 222, and the projection of the fixed baffle 226 on the movable base 231 covers at least part of the projection of the elastic connecting member 232 on the movable base 231.
- the fixed baffle 226 is located on the side of the elastic connecting member 232 away from the movable base 231, and the projection of the fixed baffle 226 on the base covers at least part of the projection of the elastic connecting member 232 on the movable base 231 to protect
- the elastic connecting member 232 prevents the elastic connecting member 232 from being deformed by external force, thereby improving the quality of the camera module 102.
- the fixed baffle 226 can protect the elastic connecting member 232 and avoid damaging the elastic connecting member 232 during the assembly process.
- a gap is formed between the fixed baffle 226 and the elastic connecting member 232.
- a gap is formed between the fixed baffle 226 and the elastic connecting member 232, and the gap is for when the movable part 21 rotates relative to the fixed part 22 to drive the movable base 231 to rotate relative to the fixed part 22 to provide a avoidance space to avoid fixing the baffle 226 interferes with the movable part 21 or the movable base 231, thereby improving the reliability of the camera module 102.
- the elastic connecting member 232 includes a reed set 2301.
- One end of the reed group 2301 is fixed to the movable base 231, and the other end is fixed to the fixing portion 22.
- the reed group 2301 includes a first reed group 2321 and a second reed group 2322 arranged at intervals.
- the first reed group 2321 and the second reed group 2322 are arranged symmetrically in the X-axis direction. Among them, the X-axis direction is perpendicular to the Z-axis direction.
- the elastic connecting member 232 includes a first reed group 2321 and a second reed group 2322 arranged symmetrically along the X-axis direction, so that the anti-shake assembly 20 drives the lens assembly 10 relative to the fixed portion 22 along the X-axis direction
- the left and right are balanced and stably tilted to effectively compensate for the offset of the lens assembly 10 in the X-axis direction.
- the first reed group 2321 includes reeds 2320 arranged symmetrically in the Y-axis direction.
- the Y-axis direction is perpendicular to the Z-axis direction.
- the Y-axis direction is perpendicular to and intersects with the X-axis direction.
- the elastic connecting member 232 includes a plurality of reeds 2320, and two ends of each reed 2320 are respectively connected to the movable base 231 and the fixed portion 22.
- the multiple reeds 2320 are arranged at intervals to prevent the multiple reeds 2320 from interfering with each other and affecting the anti-shake of the camera module 102.
- the plurality of reeds 2320 are arranged symmetrically in the X-axis direction and symmetrically arranged in the Y-axis direction.
- the number of reeds 2320 is four. Both the first reed group 2321 and the second reed group 2322 include two reeds 2320 arranged symmetrically along the direction perpendicular to the X-axis, and the two reeds 2320 are respectively connected to the fixed portion 22 and the movable portion 21. In other embodiments, the number of reeds 2320 may also be other, and the present application does not limit the number of reeds 2320.
- the elastic connecting member 232 includes a plurality of reeds 2320 arranged symmetrically along the X axis direction and symmetrically arranged along the Y axis direction, so that the anti-shake assembly 20 drives the lens assembly 10 relative to the fixed portion 22 along the X axis.
- the Y-axis direction is balanced and stably tilted and rotated to effectively compensate the offset of the camera module 102 in the X-axis direction and the Y-axis direction.
- the intersection of the Y axis and the X axis is the rotation center R of the movable part 21.
- the rotation center R of the movable part 21 is located in the Z-axis direction and is located in the middle area of the movable base 231.
- the center of symmetry of the multiple reeds 2320 is the intersection of the Y-axis and the X-axis.
- the center of symmetry of the plurality of reeds 2320 is the center of rotation R of the movable part 21, and the center of rotation R is located in the middle area of the movable base 231, so that the second driver 220 and the first driver 210 cooperate to drive the lens
- the rotating driving force arm of the assembly 10 is maximized, so that the camera module 102 can be rotated at a larger angle to improve the anti-shake performance.
- the reed 2320 includes a first end, a deformed portion, and a second end.
- the first end is fixed to the bracket 222.
- the second end is fixed to the movable base 231.
- the deformed part is connected between the first end and the second end, and the deformed part is curved.
- the reed 2320 is provided with a deformed portion that is arranged to be bent, so that the reed 2320 can be deformed in different directions, thereby facilitating the realization of a large-angle anti-shake of the camera module 102.
- the curved shape of the reed 2320 in FIG. 6 is only an example. In other embodiments, the shape of the reed 2320 can also be other shapes, which is not limited in this application.
- the soft board portion 112 extends from the hard board portion 111 to the outside of the anti-shake assembly 20 along the X-axis direction or the Y-axis direction. As shown in FIG. 6, for example, the soft board portion 112 extends in the X direction. In other embodiments, the soft board portion 112 can also extend along the Y direction, which is not limited in this application.
- the extension direction of the soft board portion 112 is the same as a certain rotation axis (X-axis direction or Y-axis direction) of the lens assembly 10 relative to the fixed portion 22, and the soft board portion 112 can be folded in half to make the lens assembly 10
- the displacement of the flexible board portion 112 relative to the fixed portion 22 is small, and the reaction force generated by the flexible board portion 112 is small, which is beneficial to the anti-shake of the camera module 102.
- FIG. 7 is a schematic structural diagram of the camera module 102 shown in FIG. 6 from another angle.
- the elastic connecting member 232 is made of a conductive material.
- the elastic connecting member 232 electrically connects the rigid board portion 111 and the fixed portion 22.
- one end of the elastic connecting member 232 is electrically connected to the hard board portion 111, and the other end is electrically connected to the connecting piece 223 to realize the electrical connection between the connecting piece 223 and the hard board portion 111.
- the electric signal of the anti-shake component 20 is concentrated on the second driving member 220 (coil 202) and the position detector 221, and the electric signals of the second driving member 220 and the position detector 221 are integrated in the connecting piece 223, so that the anti-shake component
- the electrical signal of 20 can be transmitted to the outside of the camera module 102 through the connecting piece 223.
- the electrical signal of the connecting piece 223 is transmitted to the outside of the camera module 102 by using a connector, and in this embodiment, the elastic connecting member 232 realizes the electrical connection between the connecting piece 223 and the rigid board portion 111.
- the electrical signal of the connecting piece 223 is directly integrated on the hard board portion 111 of the lens assembly 10, so that the electrical signal of the connecting piece 223 can finally be transmitted to the outside of the camera module 102 through the hard board portion 111.
- the elastic connecting member 232 not only connects the movable part 21 and the fixed part 22, but also realizes the electrical connection between the anti-shake assembly 20 and the lens assembly 10, so that the electric signal of the anti-shake assembly 20 can be elastically connected
- the component 232 is integrated in the lens assembly 10, which prevents the electrical signal of the anti-shake assembly 20 from being led out to the outside of the camera module 102 by separately arranging the connector, which reduces the number of connectors in the camera module 102, thereby reducing the camera module 102 Takes up space.
- the elastic connecting member 232 further includes an extension member 2302.
- the extension piece 2302 extends from one end of the reed 2320 fixed to the movable base 231 to the rigid plate portion 111 and is electrically connected to the rigid plate portion 111.
- the extension piece 2302 includes a first extension piece 2323 and a second extension piece 2324 that are arranged at intervals.
- the first extension member 2323 extends from the first reed set 2321 to the rigid plate portion 111.
- the second extension member 2324 extends from the second reed set 2322 to the rigid plate portion 111.
- the first extension piece 2323 and the second extension piece 2324 are respectively fixed to the movable base 231.
- connection between the first extension 2323 and the first reed group 2321, and the connection between the second extension 2324 and the second reed group 2322 is the position of the elastic connection 232 fixed to the movable base 231, and because Two ends of the first extension piece 2323 and the second extension piece 2324 are respectively fixed to the movable base 231 and the rigid plate portion 111, so that both ends of the first extension piece 2323 and the second extension piece 2324 (extension piece 2302) are opposite to the movable portion 21 Fixed connection.
- the reed 2320 supports the movable part 21 and the lens assembly 10.
- the movable part 21 rotates relative to the fixed part 22, the reed 2320 is deformed, and the two ends of the extension 2302 Both are fixedly connected to the movable part 21, so that the extension part 2302 of the camera module 102 will not be deformed during the anti-shake process, which ensures the stable electrical connection of the elastic connector 232 and the rigid board part 111, thereby improving the camera module 102 reliability.
- the extension piece 2302 and the reed 2320 are integrally formed.
- the first extension piece 2323 and the first reed set 2321 are integrally formed
- the second extension piece 2324 and the second reed set 2322 are integrally formed.
- the extension piece 2302 (the first extension piece 2323 and the second extension piece 2324) and the reed 2320 (the first reed group 2321 and the second reed group 2322) are integrally formed to simplify the elastic connecting piece 232 the design of.
- the extension piece 2302 and the reed 2320 can also be different components, which is not limited in the present application.
- the first base 2311 is provided with a receiving space 2313 penetrating the first base 2311.
- the extension piece 2302 passes through the receiving space 2313 and is electrically connected to the hard board portion 111.
- the rigid board portion 111 is provided with an interface for electrically connecting with the first extension piece 2323 and the second extension piece 2324.
- the first extension piece 2323 and the second extension piece 2324 are electrically connected to the rigid board portion 111 through an interface.
- the extension member 2302 passes through the receiving space 2313 to connect to the rigid board portion 111, so that the electrical connection interface between the rigid board portion 111 and the elastic connector 232 is concentrated in the same area of the rigid board portion 111, avoiding the rigid board portion.
- the interfaces that are electrically connected to the elastic connector 232 are scattered and distributed, thereby simplifying the design of the rigid board 111.
- FIG. 8 is a schematic diagram of another part of the structure of the camera module 102 shown in FIG. 5.
- the bracket 222 includes a first side wall 2221 and a second side wall 2222 oppositely disposed.
- One end of a part of the elastic connecting piece 232 is fixed to the middle area of the first side wall 2221, and the other end is fixed to the movable base 231; one end of the other part of the elastic connecting piece 232 is fixed to the middle area of the second side wall 2222, and the other end is fixed to the movable base.
- the connecting piece 223 includes two leading ends 2230 arranged oppositely.
- the leading end 2230 is used for contacting each reed 2320 to realize the electrical connection between the connecting piece 223 and the elastic connecting member 232.
- One leading end 2230 is connected to the elastic connecting member 232 fixed to the first side wall 2221, and the other leading end 2230 is connected to the elastic connecting member 232 fixed to the second side wall 2222.
- one lead-out end 2230 is connected and fixed to the first reed group 2321, and one end of the first reed group 2321 is fixed to the middle area of the first side wall 2221; the other lead-out end 2230 is connected to the second reed group 2322 , And one end of the second reed group 2322 is fixed to the middle area of the second side wall 2222.
- the first reed group 2321 and the second reed group 2322 are respectively fixed to the middle positions of the first side wall 2221 and the second side wall 2222 opposite to the bracket 222, which reduces the reed group 2301 ( The distance between the symmetrically arranged reeds 2320 in the first reed group 2321 and the second reed group 2322) makes the connecting piece 223 electrically connect the leading ends 2230 of each reed 2320 to concentrate, reducing the number of connecting pieces 223 The origin of the lead-out end 2230 facilitates the electrical connection between the elastic connecting member 232 and the connecting piece 223.
- FIG. 9 is a bottom view of the camera module shown in FIG. 2 in other embodiments.
- one end of the first reed group 2321 can also be fixed to two opposite ends of the first side wall 2221, and one end of the second reed group 2322 is fixed to two opposite ends of the second side wall 2222. end. That is, the elastic connecting members 232 can also be fixed to the four corners of the bracket 222. It can be understood that the present application does not limit the specific position where the elastic connecting member 232 is installed on the bracket 222.
- FIG. 10 is a partial structural diagram of the camera module 102 shown in FIG. 2.
- the bracket 222 further includes a third side wall 2223 connected between the first side wall 2221 and the second side wall 2222.
- the third side wall 2223 is provided with an escape space 2220.
- the soft board portion 112 in the lens assembly 10 extends to the outside of the bracket 222 through the escape space 2220.
- the avoidance space 2220 not only provides a lead-out space for the flexible board portion 112 to the outside of the camera module 102, but also provides a deformation space for the flexible board portion 112 to prevent the camera module 102 from being shaken during the anti-shake process.
- the portion 112 interferes with the bracket 222 and affects the rotation of the lens assembly 10.
- the flexible board portion 112 is provided with a bending portion 130 along the extension direction of the flexible board portion 112.
- the bent portion 130 can change the length of the soft board portion 112 in the extending direction of the soft board portion 112.
- the bent portion 130 is arched along the optical axis direction.
- the flexible board portion 112 is provided with a bending portion 130 along the extension direction of the flexible board portion 112, so that when the flexible board portion 112 is pulled during the rotation of the lens assembly 10 relative to the fixed portion 22, the soft board portion 112 is The length can be changed accordingly to provide a buffer for the deformation of the soft board portion 112 and further reduce the reverse force generated by the soft board portion 112.
- FIG. 11 is a schematic diagram of the internal structure of the camera module 102 shown in FIG. 1 in other embodiments.
- the camera module 102 includes a lens assembly 10 and an anti-shake assembly 20.
- the lens assembly 10 is located inside the anti-shake assembly 20.
- the lens assembly 10 includes a rigid board 111 and a lens 12.
- the anti-shake assembly 20 includes a movable part 21, a fixed part 22, and a connecting assembly 23 connecting the movable part 21 and the fixed part 22.
- the movable part 21 is used to rotate relative to the fixed part 22 through the connecting assembly 23, and the coordinate of the rotation center R of the movable part 21 in the Z-axis direction is close to or equal to the coordinate of the rigid plate part 111 in the Z-axis direction.
- connection assembly 23 includes a rigid connection 234 and a flexible connection 235.
- the rigid connecting member 234 is fixed on the peripheral side of the lens assembly 10, and at least a part of the rigid connecting member 234 is arranged around the rigid board 111.
- the rigid connector 234 surrounds the bottom surface and the side surface of the rigid board portion 111, so that the rigid connector 234 is firmly connected to the lens assembly 10, so as to improve the reliability of the camera module 102.
- the extension direction of the flexible connector 235 is perpendicular to the optical axis direction of the lens 12.
- one end of the flexible connecting member 235 is fixed to the side of the rigid connecting member 234 close to the rigid board portion 111, and the other end is fixed to the fixing portion 22.
- the rigid connector 234 may also be fixed to the side surface of the rigid plate portion 111, which is not limited in this application.
- the rigid connector 234 is arranged around the rigid board portion 111, and the flexible connector 235 is fixed on the side of the rigid connector 234 close to the rigid board portion 111, so that the flexible connector 235 is positioned on the Z axis.
- the direction is close to the rigid plate 111, which reduces the distance between the rotation center R of the movable part 21 and the rigid plate 111.
- the soft plate 112 produces a reverse effect The force is small, which is beneficial to the anti-shake of the anti-shake assembly 20.
- the flexible connector 235 is fixed to the side of the rigid connector 234, which prevents the flexible connector 235 from being fixed to the side of the rigid connector 234 away from the rigid plate portion 111 due to the impact of the rigid connector 234 itself.
- the thickness increases the distance between the flexible connector 235 and the rigid plate portion 111, so that the coordinate of the rotation center R of the movable portion 21 in the Z-axis direction can be equal to the coordinate of the rigid plate portion 111 in the Z-axis direction.
- the bottom of the rigid connecting member 234 does not need to be provided with a avoidance space, so as to avoid interference between the flexible connecting member 235 and the rigid connecting member 234. That is, the rigid connector 234 may not be provided with protrusions on the side away from the rigid plate portion 111.
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Adjustment Of Camera Lenses (AREA)
- Studio Devices (AREA)
Abstract
Description
Claims (17)
- 一种摄像模组,其特征在于,包括镜头组件及防抖组件,所述镜头组件包括软硬结合板以及镜头,所述软硬结合板包括硬板部及自硬板部引出的软板部;所述防抖组件包括活动部、固定部以及连接组件;所述活动部与所述镜头组件固定,所述固定部通过所述连接组件与所述活动部连接,所述活动部用于通过所述连接组件相对于所述固定部旋转;其中,所述活动部的旋转中心在Z轴方向上的坐标接近或等于所述硬板部在所述Z轴方向的坐标,所述Z轴方向为所述镜头的光轴的方向。
- 根据权利要求1所述的摄像模组,其特征在于,所述活动部的旋转中心与所述硬板部在所述Z轴方向上的距离为第一距离,所述第一距离小于所述镜头的肩高的一半。
- 根据权利要求1或2所述的摄像模组,其特征在于,所述连接组件包括活动底座以及弹性连接件,所述活动底座固定于所述硬板部远离所述镜头的一侧,所述弹性连接件的一端连接所述活动底座,另一端连接所述固定部。
- 根据权利要求3所述的摄像模组,其特征在于,所述弹性连接件包括多个簧片,每个所述簧片的两端均分别连接所述活动底座和所述固定部,所述多个簧片在X轴方向上对称排布,且在Y轴方向上对称排布;其中,所述X轴方向与所述Y轴方向均垂直于所述Z轴方向,所述X轴方向与所述Y轴方向垂直且相交,且所述X轴与所述Y轴的交点为所述活动部的旋转中心。
- 根据权利要求4所述的摄像模组,其特征在于,所述软板部自所述硬板部沿所述X轴方向或所述Y轴方向延伸至所述防抖组件的外侧。
- 根据权利要求3至5中任一项所述的摄像模组,其特征在于,所述活动底座包括第一底座及第二底座,所述第二底座固定于第一底座远离所述镜头组件的一侧;所述弹性连接件的一端固定于所述第二底座,且所述弹性连接件与所述第一底座之间形成间隙。
- 根据权利要求3至6中任一项所述的摄像模组,其特征在于,所述固定部还包括固定挡板,所述固定挡板位于所述弹性连接件远离所述活动底座的一侧,所述固定挡板与所述弹性连接件之间形成间隙,且所述固定挡板在所述活动底座上的投影覆盖至少部分所述弹性连接件在所述活动底座上的投影。
- 根据权利要求3至7中任一项所述的摄像模组,其特征在于,所述弹性连接件采用导电材料,所述弹性连接件电连接所述硬板部与所述固定部。
- 根据权利要求3至8中任一项所述的摄像模组,其特征在于,所述活动部还包括内框及第一驱动件,所述内框位于所述镜头组件的周边,所述第一驱动件固定于所述内框的四周;所述固定部包括支架及第二驱动件,所述支架位于所述活动部的外侧,所述第二驱动件相对所述支架固定,且与所述第一驱动件相对设置;当所述防抖组件响应电信号时,所述第二驱动件与所述第一驱动件之间形成磁场效应,驱动所述镜头组件相对所述固定部旋转。
- 根据权利要求9所述的摄像模组,其特征在于,所述第一驱动件包括磁性体,所述第二驱动件包括线圈;所述固定部还包括连接片,所述连接片固定于所述支架,所述连接片与所述线圈电性连接。
- 根据权利要求10所述的摄像模组,其特征在于,所述支架包括相对设置的第一侧壁及第二侧壁,一部分所述弹性连接件的一端固定于所述第一侧壁的中间区域,另一端固定于所述活动底座;另一部分所述弹性连接件的一端固定于所述第二侧壁的中间区域,另一端固定于所述活动底座;所述连接片包括相对设置的两个引出端,其中一个所述引出端连接固定于所述第一侧壁的所述弹性连接件,另一个所述引出端连接固定于所述第二侧壁的所述弹性连接件。
- 根据权利要求11所述的摄像模组,其特征在于,所述支架还包括连接在所述第一侧壁与所述第二侧壁之间的第三侧壁,所述第三侧壁设有避让空间,所述软板部穿过所述避让空间延伸至所述防抖组件的外侧。
- 根据权利要求9所述的摄像模组,其特征在于,所述防抖组件还包括位置检测器,所述位置检测器用于检测所述活动部相对所述固定部位置。
- 根据权利要求9至13中任一项所述的摄像模组,其特征在于,所述弹性连接件包括簧片及延伸件,所述簧片的一端固定于所述活动底座,另一端固定于所述固定部;所述延伸件自所述簧片固定于所述活动底座的一端延伸至所述硬板部,且与所述硬板部电性连接。
- 根据权利要求1或2所述的摄像模组,其特征在于,所述固定部还包括外盖,所述外盖围设在所述活动部的周边,所述外盖具有限位部,所述限位部朝靠近所述镜头组件的方向凸起,且与所述镜头组件间隔设置。
- 根据权利要求1或2所述的摄像模组,其特征在于,所述连接组件包括硬性连接件以及柔性连接件,硬性连接件固定于所述镜头组件的周侧,且至少部分所述硬性连接件围设在所述硬板部的四周;所述柔性连接件的一端固定于所述硬性连接件靠近所述硬板部的侧边,另一端固定于所述固定部。
- 一种电子设备,其特征在于,包括壳体及如权利要求1至16任一项所述的摄像模组,所述摄像模组安装于所述壳体。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020237002415A KR20230026488A (ko) | 2020-06-24 | 2021-05-28 | 카메라 모듈 및 전자 장치 |
JP2022579972A JP2023531050A (ja) | 2020-06-24 | 2021-05-28 | カメラモジュール及び電子装置 |
EP21830071.3A EP4171007A4 (en) | 2020-06-24 | 2021-05-28 | CAMERA MODULE AND ELECTRONIC DEVICE |
US18/069,763 US20230126781A1 (en) | 2020-06-24 | 2022-12-21 | Camera module and electronic device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010590282.0A CN113840060B (zh) | 2020-06-24 | 2020-06-24 | 摄像模组及电子设备 |
CN202010590282.0 | 2020-06-24 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US18/069,763 Continuation US20230126781A1 (en) | 2020-06-24 | 2022-12-21 | Camera module and electronic device |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2021258999A1 true WO2021258999A1 (zh) | 2021-12-30 |
Family
ID=78964636
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2021/096935 WO2021258999A1 (zh) | 2020-06-24 | 2021-05-28 | 摄像模组及电子设备 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20230126781A1 (zh) |
EP (1) | EP4171007A4 (zh) |
JP (1) | JP2023531050A (zh) |
KR (1) | KR20230026488A (zh) |
CN (1) | CN113840060B (zh) |
WO (1) | WO2021258999A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024075398A1 (ja) * | 2022-10-06 | 2024-04-11 | ソニーセミコンダクタソリューションズ株式会社 | カメラモジュール、および、撮像装置 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114422700B (zh) * | 2022-01-25 | 2024-03-01 | Oppo广东移动通信有限公司 | 防抖组件、摄像模组及电子设备 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN208924333U (zh) * | 2018-05-18 | 2019-05-31 | 高瞻创新科技有限公司 | 一种整合相机模组的致动器 |
CN210142249U (zh) * | 2019-06-04 | 2020-03-13 | 高瞻创新科技有限公司 | 一种微型防抖云台以及相机模组 |
CN111142323A (zh) * | 2018-11-02 | 2020-05-12 | 三赢科技(深圳)有限公司 | 结构光投影模组及具有该模组的电子装置 |
CN111654612A (zh) * | 2020-06-17 | 2020-09-11 | 维沃移动通信有限公司 | 摄像模组及电子设备 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8866919B2 (en) * | 2009-11-06 | 2014-10-21 | Samsung Techwin Co., Ltd. | Shake correction module, camera module comprising the same, and method of manufacturing the camera module |
WO2016208156A1 (ja) * | 2015-06-25 | 2016-12-29 | ミツミ電機株式会社 | レンズ駆動装置、カメラモジュール及びカメラ搭載装置 |
CN205982857U (zh) * | 2016-05-27 | 2017-02-22 | 富鸿扬精密工业(深圳)有限公司 | 光学防抖组件及具有该光学防抖组件的电子装置 |
CN107340667B (zh) * | 2017-08-25 | 2020-04-21 | 高瞻创新科技有限公司 | 一种整合相机模组的防抖微型云台 |
KR102527720B1 (ko) * | 2017-09-12 | 2023-05-02 | 삼성전기주식회사 | 카메라 모듈 |
-
2020
- 2020-06-24 CN CN202010590282.0A patent/CN113840060B/zh active Active
-
2021
- 2021-05-28 KR KR1020237002415A patent/KR20230026488A/ko active Search and Examination
- 2021-05-28 WO PCT/CN2021/096935 patent/WO2021258999A1/zh unknown
- 2021-05-28 JP JP2022579972A patent/JP2023531050A/ja active Pending
- 2021-05-28 EP EP21830071.3A patent/EP4171007A4/en active Pending
-
2022
- 2022-12-21 US US18/069,763 patent/US20230126781A1/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN208924333U (zh) * | 2018-05-18 | 2019-05-31 | 高瞻创新科技有限公司 | 一种整合相机模组的致动器 |
CN111142323A (zh) * | 2018-11-02 | 2020-05-12 | 三赢科技(深圳)有限公司 | 结构光投影模组及具有该模组的电子装置 |
CN210142249U (zh) * | 2019-06-04 | 2020-03-13 | 高瞻创新科技有限公司 | 一种微型防抖云台以及相机模组 |
CN111654612A (zh) * | 2020-06-17 | 2020-09-11 | 维沃移动通信有限公司 | 摄像模组及电子设备 |
Non-Patent Citations (1)
Title |
---|
See also references of EP4171007A4 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024075398A1 (ja) * | 2022-10-06 | 2024-04-11 | ソニーセミコンダクタソリューションズ株式会社 | カメラモジュール、および、撮像装置 |
Also Published As
Publication number | Publication date |
---|---|
EP4171007A4 (en) | 2024-01-10 |
CN113840060B (zh) | 2023-01-20 |
CN113840060A (zh) | 2021-12-24 |
EP4171007A1 (en) | 2023-04-26 |
US20230126781A1 (en) | 2023-04-27 |
JP2023531050A (ja) | 2023-07-20 |
KR20230026488A (ko) | 2023-02-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2022242555A1 (zh) | 摄像头模组及电子设备 | |
WO2022105748A1 (zh) | Sma马达、摄像模组及电子设备 | |
WO2019037159A1 (zh) | 一种整合相机模组的防抖微型云台 | |
US20230126781A1 (en) | Camera module and electronic device | |
WO2023142721A1 (zh) | 防抖组件、摄像模组及电子设备 | |
WO2023011173A1 (zh) | 防抖机构、拍摄装置以及电子设备 | |
WO2019218390A1 (zh) | 一种能带动相机模组的防抖微型云台 | |
WO2021232948A1 (zh) | 具有防抖功能的感光组件、摄像模组及其组装方法 | |
CN113411470B (zh) | 摄像模组和电子设备 | |
CN116998162A (zh) | 防抖马达、摄像模组和电子设备 | |
CN114554068A (zh) | 光学防抖摄像模组 | |
WO2023226276A1 (zh) | 一种微型防抖云台相机模组 | |
WO2023124783A1 (zh) | 摄像组件和电子设备 | |
CN114222049B (zh) | 摄像头机构及电子设备 | |
CN210157254U (zh) | 可移动相机模组及电子设备 | |
CN114428436A (zh) | 光学防抖摄像模组 | |
CN116224528B (zh) | 一种变焦透镜驱动装置、摄像装置及电子设备 | |
CN218217524U (zh) | 镜头安装结构、摄像模组及电子设备 | |
CN218387701U (zh) | 防抖组件、摄像模组及电子设备 | |
CN217116181U (zh) | 摄像头机构及电子设备 | |
WO2024041224A1 (zh) | 一种电子设备、摄像模块及其控制方法 | |
CN112203011B (zh) | 摄像装置及电子设备 | |
WO2024082845A1 (zh) | 摄像组件、摄像模组及电子设备 | |
CN117119283A (zh) | 感光组件、摄像头模组以及电子设备 | |
CN117979139A (zh) | 防抖组件、摄像模组及电子设备 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 21830071 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2022579972 Country of ref document: JP Kind code of ref document: A |
|
ENP | Entry into the national phase |
Ref document number: 20237002415 Country of ref document: KR Kind code of ref document: A |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
ENP | Entry into the national phase |
Ref document number: 2021830071 Country of ref document: EP Effective date: 20230120 |