CN105785549B - Auto-focusing voice coil motor for camera module - Google Patents
Auto-focusing voice coil motor for camera module Download PDFInfo
- Publication number
- CN105785549B CN105785549B CN201610335583.2A CN201610335583A CN105785549B CN 105785549 B CN105785549 B CN 105785549B CN 201610335583 A CN201610335583 A CN 201610335583A CN 105785549 B CN105785549 B CN 105785549B
- Authority
- CN
- China
- Prior art keywords
- lens mount
- housing
- coil
- optical axis
- yoke
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000003287 optical effect Effects 0.000 claims abstract description 37
- 238000003384 imaging method Methods 0.000 claims abstract description 7
- 238000006073 displacement reaction Methods 0.000 claims abstract description 4
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 30
- 238000005096 rolling process Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 3
- 230000001976 improved effect Effects 0.000 abstract description 2
- 241000676840 Elater Species 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000002153 concerted effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
- G02B7/09—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
- G03B13/32—Means for focusing
- G03B13/34—Power focusing
- G03B13/36—Autofocus systems
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lens Barrels (AREA)
Abstract
The invention discloses a kind of autofocus motor for camera module, including：The housing being made of lower cover and yoke, it is arranged on the lens mount with camera lens in housing, connect the shrapnel of the end of the lens mount and housing, it is fixed on the drive component of the outer wall of the lens mount and the medial surface of yoke, the driving component can produce torque clockwise or counterclockwise respectively and promote lens mount to be rotated around the optical axis of camera lens, it is in contact between the lens mount and housing by guidance set, displacement of the wire assembly limitation lens mount in the plane perpendicular to optical axis, make lens mount move back and forth along the optical axis of the imaging sensor of camera module when rotating to focus.Precisely focusing can be achieved in the present invention, is disturbed from factors such as technique, external forces, and shooting effect is obviously improved.
Description
Technical field
The present invention relates to auto-focusing voice coil motor, more particularly to a kind of optical axis do not rock can exact focus auto-focusing
Motor.
Background technology
Smart mobile phone camera voice coil motor is extremely popularized at present.Voice coil motor is referred to as（VCM）, it includes fixed part
Point and motion parts, connected between fixed part and motion parts by shrapnel, shrapnel can be stretched like one along optical axis
The spring of contracting, outer perimeter section and the fixed part of shrapnel are fixed, and inner round portion is fixed with motion parts, are led between outer ring and inner ring
Elater is crossed to connect so that motion parts can move back and forth along optical axis, this is perfect condition, i.e. all directions institute of elater
Making a concerted effort of receiving is along optical axis, but in the actual production process, existing manufacture craft can not ensure each side of elater
Upward uniform force, especially elater are softer, and the stress in all directions is more hard to keep uniformly, the easier run-off the straight of camera lens.
And powered motion componental movement is by the active force between coil and magnetite, and the active force in all directions is also relatively difficult to ensure
Hold unanimously, cause camera lens to tilt.
In addition, in actual use, the posture of the adept machine of people is different, either with or without rocking, can all make elater
Influenced be subject to motion parts Gravity changer and external forces influence, therefore the suffered external world with joint efforts also can not be complete
Along optical axis, these can all cause, and the position of voice coil motor camera lens during auto-focusing is done is inaccurate and camera lens can occur
Tilt, the effect that causes to take pictures is not very good.
The content of the invention
The present invention proposes a kind of for the automatic of camera module to solve above-mentioned technical problem existing in the prior art
Focusing motor, including：The housing being made of lower cover and yoke, is arranged on the lens mount with camera lens in housing, connects the camera lens
Seat and the shrapnel of the end of housing, are fixed on the drive component of the outer wall of the lens mount and the medial surface of yoke, the driving
Component can produce torque clockwise or counterclockwise respectively and promote lens mount to be rotated around the optical axis of camera lens, the lens mount and housing
Between be in contact by guidance set, displacement of the guidance set limitation lens mount in the plane perpendicular to optical axis, makes mirror
Headstock is moved back and forth along the optical axis of the imaging sensor of camera module when rotating and focused.
In the technical program, the driving component includes at least a pair of magnetite and coil for being parallel to each other and facing, institute
The magnetic line of force direction stated suffered by coil opposite two parts conducting wire parallel with optical axis is opposite.The magnetite towards coil one
Magnetic is noted in face for plane the two poles of the earth, or the magnetite is made of two blocks of first, second independent magnetites, first, second magnetite direction
The polarity of the one side of coil is different.
In the technical program, the arc that the guidance set includes being separately positioned on the opposite face of housing and lens mount is oblique
Groove and ball fixed seat, and it is fixed on the ball that can be rolled in ball fixed seat along arc skewed slot；And/or it is separately positioned on
Arc skewed slot and beveling boss on the opposite face of housing and lens mount, the face that the arc skewed slot and beveling boss are in contact is
Minute surface contacts；The sum of the ball fixed seat and beveling boss is not less than three.The opposite face is the lower face of lens mount
Among the upper surface of upper surface, lens mount with lower cover and the lower top surface of yoke, the outer wall of lens mount and the medial surface of yoke
Any one group of opposite face.
In one embodiment, the guidance set is fixed including being arranged on four balls of lower cap upper surface evenly and at intervals
Seat, four balls in ball fixed seat, are arranged on lens mount bottom surface and corresponding four arcs in ball fixed seat position
Shape skewed slot, the arc skewed slot it is opening down, its bottom surface is inclined plane.
In another embodiment, the guidance set includes four balls being arranged on evenly and at intervals on yoke madial wall
Fixed seat, four balls in ball fixed seat, are arranged on lens mount outer circumferential surface corresponding with ball fixed seat position
Four arc skewed slots, for the opening of the arc skewed slot towards the side wall of yoke, its side is inclined plane.
In the above two embodiments, the driving component is equipped with four pairs of magnetites and coil corresponded, four coils
On four angles of housing, four blocks of magnetites are located directly opposite on the outer wall of lens mount one by one with coil.The lower cover bag
Four support columns for include a square floor with through hole, being arranged on bottom plate corner, the coil are fixed on four supports
On column.
Preferably, the autofocus motor, which further includes, is arranged at least one for sensing magnetic of the lower cap upper surface
The hall sensor of stone position, the control electricity being controlled for receiving the signal of the hall sensor to coil current size
Road.
The present invention by guidance set and drive component makes lens mount be rotated all the time around same axis, this root axis and
The optical axis of imaging sensor coincides, and it is moved when rotating along optical axis, reduces existing voice coil loudspeaker voice coil horse
Up to the optical axis deflection in the position inaccuracy and motion process in motion process, taking pictures for camera module can be significantly improved
Effect.
Brief description of the drawings
Fig. 1 is the explosive view of first embodiment of the invention；
Fig. 2 is the sectional view of first embodiment of the invention；
Fig. 3 is the structure diagram of first embodiment of the invention lower cover；
Fig. 4 is the structure diagram of first embodiment of the invention lens mount；
Fig. 5 is the structure diagram of second embodiment of the invention lens mount.
Embodiment
The principle of the present invention and structure are described in detail below in conjunction with the accompanying drawings.
As shown in Figure 1 and Figure 2, the autofocus motor for camera module that first embodiment of the invention provides, including shell
Body, the lens mount with camera lens, the shrapnel for connecting housing and lens mount, the drive component for promoting lens mount to rotate, and lens mount turn
Lens mount is guided in dynamic process around the guidance set of a rotation axis movement.
In the present embodiment, housing is a square hexahedron being made of lower cover 2 and yoke 1, upper and lower end, that is, magnetic of housing
The top of yoke 1 and lower cover 2 are equipped with the through hole 10 moved forward and backward for lens mount, and lower cover includes square floor and is arranged on bottom plate
Four support columns 21 on corner, the bottom of four sides of yoke 1 are connected with lower cover, top and the yoke 1 of mounting post 21
Lower top surface is in contact.Yoke 1 is made of metal, can strengthen enclosure interior magnetic field, and the magnetic field inside and outside motor is isolated,
Reduce interference of the external magnetic field to motor internal magnetic field.
Lens mount 3 is arranged in housing, and the end of 4 connection lens seat of shrapnel and housing, the shrapnel includes：Inner ring, is set
In the outer ring of inner ring periphery, multiple elater for being connected between inner ring and outer ring.Inner ring can be with the upper end or lower end of lens mount 3
Fixed, the upper surface of the 1 time top surface in outer ring and yoke or lower cover is connected, and elater can provide direction of rotation and along optical axis direction
Elasticity.In the present embodiment, guidance set is installed on lower lid, so the upper end of shrapnel connection lens seat 3 and the lower top of yoke
Face, such lens mount 3 can be suspended in housing by shrapnel.After lens mount is assembled by shrapnel and housing, in lens mount
The optical axis of the optical axis of camera lens and the imaging sensor of camera module coincides.After drive component is powered, lens mount is promoted on one side
Rotate while when focusing, lens mount can pull inner ring to be rotated together relative to outer ring and shell, then in the guiding of guidance set
Under, lens mount can be realized along the axis movement of imaging sensor in rotation process and focused.
Drive component is fixed in lens mount 3 and housing sidewall, the magnetite 6 and coil 5 corresponded comprising at least a pair,
Coil 5 and 6 place plane of magnetite are and optical axis（Z axis）It is parallel, and suffered by opposite two part parallel with optical axis of coil 5
The magnetic line of force direction arrived is opposite, that is to say, that the one side of magnetite 6 towards coil 5 notes magnetic for plane the two poles of the earth, or magnetite is by two
The first, second magnetite composition of block independence, first, second magnetite are different towards the polarity of the one side of coil.
In embodiment shown in Fig. 1, there is provided four pairs of magnetites corresponded 6 and coil 5, wherein four coils 5 are spaced
Equably it is separately mounted in four mounting posts of lower cover, the four blocks of magnetites 6 faced one by one with four coils 5 are installed on camera lens
On the outer wall of seat 3, it make use of the space at four angles in housing as far as possible, ensure the miniaturization of voice coil motor.To be marked out in Fig. 1
Exemplified by the first piece of magnetite 6-1 and first coil 5-1 that come, the left side of first piece of magnetite 6-1 is N poles and right side is S poles, it is assumed that
Current direction in current first coil 5-1 is clockwise, upper and lower two vertical with optical axis of first coil 5-1
It is divided to since same current direction is subject to two kinds of opposite magnetic lines of force to act on, active force will cancel out each other, first coil 5-1 and light
The parallel left and right two parts of axis will be subject to surround optical axis according to left hand rule（Z axis）Active force counterclockwise, likewise,
First piece of magnetite 6-1 can be received around optical axis（Z axis）Clockwise reaction force, so by promote lens mount turn clockwise
It is dynamic.Opposite two couple can be one group, altogether two groups in this four pairs of coils and magnetite.Coil-winding direction phase in each group
Together, the direction of winding of the coil in another group is opposite.It is clockwise or inverse by producing respectively when passing to electric current to different groups of coils
The active force of hour hands, promotes lens mount to be rotated around the optical axis of camera lens.
The active force on tangentially can be produced due to any pair of magnetite and coil, and changes electric current side
To, it is possible to produce the active force in tangential direction clockwise, counterclockwise.Therefore, in other embodiments, four lines above
The direction of winding of circle can also be identical, can also only set a pair of of coil and magnetite, and the electricity of different directions is passed to coil
During stream, it is possible to produce torque clockwise or counterclockwise to lens mount respectively.It is of course also possible to according to specifically needing setting 2
Pair or 3 pairs of coils and magnetite, or the location swap of magnetite and coil, can also produce and promote lens mount to enclose to rotate on optical axis
Active force.
Since drive component only produces clockwise, anticlockwise moment, lens mount is promoted to rotate, in order to allow lens mount light
Axis is precisely focused with not rocking, and the present invention is also provided with guidance set, passes through guidance set phase between lens mount and housing
Contact, guidance set limit displacement of the lens mount in the plane perpendicular to optical axis, makes lens mount clockwise or counterclockwise
In rotation process, optical axis coincidence of the optical axis still with imaging sensor, can precisely move up and down along optical axis and focus, class
It is similar to the principle of the turn of the screw.
Guidance set includes being separately positioned on housing and the arc skewed slot 9 on the opposite face of lens mount 3 and ball fixed seat
8, and the ball 7 that can be rolled in ball fixed seat 8 along arc skewed slot 9 is fixed on, arc skewed slot 9 is using optical axis as the center of circle.Arc
Shape skewed slot 9 sets at least three, and the movement of lens mount 3 can be made more steady, each arc skewed slot 9 and at least one installation
The ball fixed seat 8 of ball 7 is corresponding.
As shown in Figure 3, Figure 4, in the first embodiment of guidance set of the present invention, there is provided four ball fixed seats 8 to pacify
Mounted in 2 upper surface of lower cover, mutually stagger with the position of coil and magnetite, ball fixed seat 8 is equipped with a semi-circular groove, is used for
Ball 7 is placed, and ball 7 can be freely rotated in semi-circular groove, and 3 bottom surface of lens mount at the top of ball fixed seat 8 corresponds to
Position be equipped with arc skewed slot 9, arc skewed slot it is opening down, its bottom surface is inclined plane, i.e., one end is high by one in the direction of the optical axis
Hold low.When lens mount 3 rotates, ball 7 can be rolled along arc skewed slot 9, in the direction of the optical axis lifting or reduction lens mount 3
Height, so as to fulfill the focusing of camera lens, the energization size that the feedback signal of Hall element controls electric current can also be passed through, realized
Accurate auto-focusing, and in the process, lens mount 3 and lower cover 2 and ball 7 are to completely attach to, and avoid lens mount
Optical axis is due to the deflection of unstable generation.
In the second embodiment of guidance set, guidance set can also be arranged on the outer wall of lens mount, the inner wall of yoke
On.Guidance set includes four ball fixed seats being arranged on evenly and at intervals on yoke madial wall, in ball fixed seat
Four balls, be arranged on lens mount outer circumferential surface and the corresponding four arc skewed slots in ball fixed seat position, arc skewed slot
Opening towards the side wall of yoke, its side is inclined plane.Fig. 5 gives the schematic diagram of lens mount, and the centre of lens mount 3 is arc
Shape skewed slot 9, the both sides of arc skewed slot 9 are provided with two magnetite/coil installation positions 31 being recessed inwardly, and arc skewed slot 9 compares
It is outwardly in mounted magnetite/coil, to ensure to be in contact by wire assembly between lens mount and yoke, and will not
Influence the effect between magnetite and coil.
In above-mentioned two embodiment, the position of ball fixed seat and arc skewed slot can exchange, and guidance set may be used also
With the top surface under lens mount upper surface and yoke.There can also be more balls to roll in one arc skewed slot, every ball
Fixed by a ball fixed seat.Except the ball fixed seat with ball and arc skewed slot fit system, arc can also be used
The mode that shape skewed slot and beveling boss carry out minute surface cooperation substitutes ball and ball fixed seat, and same frictional force is also very small,
Certainly can also be led in other embodiments by the way of ball, ball fixed seat are mutually combined with beveling boss
To, it is only necessary to meet that the sum for the ball fixed seat and beveling boss for being provided with ball is not less than three, it is possible to ensure camera lens
Seat it is steady.
The present invention can be opened loop control, can also realize closed-loop control, can be on lower lid if realize closed-loop control
Surface sets at least one hall sensor for being used to sense magnetite position, and receives Hall sense by a control circuit
The signal of device is answered, so as to be controlled to coil current size.Hall sensor is capable of the related ginseng of Real-time Feedback magnetic strength intensity
Number, so that it is determined that the relevant position of lens mount.
Embodiments above is only to the structure illustrated the present invention, and those of ordinary skill in the art are in the present invention
Design under can make various deformation and change, these deformation and change be included within protection scope of the present invention.
Claims (10)
1. a kind of autofocus motor for camera module, including：The housing being made of lower cover and yoke, is arranged in housing
Lens mount with camera lens, connects the shrapnel of the end of the lens mount and housing, is fixed on the outer wall and yoke of the lens mount
Medial surface drive component, it is characterised in that：
The driving component can produce torque clockwise or counterclockwise respectively and promote lens mount to be rotated around the optical axis of camera lens, described
It is in contact between lens mount and housing by guidance set, the guidance set limits lens mount in the plane perpendicular to optical axis
Displacement, lens mount is moved back and forth when rotating along the optical axis of the imaging sensor of camera module and focus.
2. autofocus motor as claimed in claim 1, it is characterised in that the driving component includes at least a pair of mutually flat
Row and the magnetite and coil faced, the magnetic line of force direction suffered by the coil opposite two parts conducting wire parallel with optical axis
Conversely.
3. autofocus motor as claimed in claim 2, it is characterised in that the one side of the magnetite towards coil is plane two
Magnetic is noted in pole, or the magnetite is made of two blocks of first, second independent magnetites, one side of first, second magnetite towards coil
Polarity it is different.
4. autofocus motor as claimed in claim 2 or claim 3, it is characterised in that the guidance set includes being separately positioned on
Arc skewed slot on the opposite face of housing and lens mount and ball fixed seat, and be fixed in ball fixed seat can be along arc
The ball that skewed slot rolls；And/or arc skewed slot and beveling boss on the opposite face of housing and lens mount are separately positioned on, it is described
The face being in contact of arc skewed slot and beveling boss contacts for minute surface；The sum of the ball fixed seat and beveling boss is not less than
Three.
5. autofocus motor as claimed in claim 4, it is characterised in that the opposite face is the lower face of lens mount with
It is any among the upper surface of lid, the lower top surface of the upper surface of lens mount and yoke, the outer wall of lens mount and the medial surface of yoke
One group of opposite face.
6. autofocus motor as claimed in claim 5, it is characterised in that the guidance set includes setting evenly and at intervals
In four ball fixed seats of lower cap upper surface, four balls in ball fixed seat, are arranged on lens mount bottom surface and rolling
The corresponding four arc skewed slots in pearl fixed seat position, the arc skewed slot it is opening down, its bottom surface is inclined plane.
7. autofocus motor as claimed in claim 5, it is characterised in that the guidance set includes setting evenly and at intervals
Four ball fixed seats on yoke madial wall, four balls in ball fixed seat, are arranged on lens mount outer circumferential surface
The upper and corresponding four arc skewed slots in ball fixed seat position, the opening of the arc skewed slot is towards the side wall of yoke, its side
Face is inclined plane.
8. autofocus motor as claimed in claims 6 or 7, it is characterised in that the driving component is mutually right equipped with four pairs
The magnetite and coil answered, four coils are installed on four angles of housing, and four blocks of magnetites are located directly opposite in mirror one by one with coil
On the outer wall of headstock.
9. autofocus motor as claimed in claim 8, it is characterised in that the lower cover includes one square base with through hole
Plate, four support columns being arranged on bottom plate corner, the coil are fixed on four support columns.
10. autofocus motor as claimed in claim 1, it is characterised in that the autofocus motor, which further includes, to be arranged on
At least one of the lower cap upper surface is used to sense the hall sensor of magnetite position, for receiving the hall sensor
The control circuit that signal is controlled coil current size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610335583.2A CN105785549B (en) | 2016-05-19 | 2016-05-19 | Auto-focusing voice coil motor for camera module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610335583.2A CN105785549B (en) | 2016-05-19 | 2016-05-19 | Auto-focusing voice coil motor for camera module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105785549A CN105785549A (en) | 2016-07-20 |
| CN105785549B true CN105785549B (en) | 2018-04-17 |
Family
ID=56379179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610335583.2A Active CN105785549B (en) | 2016-05-19 | 2016-05-19 | Auto-focusing voice coil motor for camera module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105785549B (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113375797A (en) | 2017-07-06 | 2021-09-10 | 浜松光子学株式会社 | Mirror assembly and optical module |
| CN209858825U (en) * | 2018-05-11 | 2019-12-27 | 台湾东电化股份有限公司 | Optical element driving mechanism |
| CN109143524A (en) * | 2018-10-30 | 2019-01-04 | 宁波创为机电科技有限公司 | A kind of moving-magnetic type device for driving optical lens |
| CN113965670A (en) * | 2020-07-21 | 2022-01-21 | 宁波舜宇光电信息有限公司 | A cloud platform drive arrangement, module and terminal equipment make a video recording for making a video recording module |
| CN112261267A (en) * | 2020-10-23 | 2021-01-22 | Oppo（重庆）智能科技有限公司 | Camera device and electronic equipment |
| CN114518633B (en) * | 2020-11-18 | 2023-11-14 | 河源友华微机电科技有限公司 | Piezoelectric low power consumption driving device for miniature camera |
| CN113259567B (en) | 2021-05-20 | 2023-02-07 | 昆山联滔电子有限公司 | Optical image stabilization imaging device |
| TWI811684B (en) * | 2021-05-20 | 2023-08-11 | 大陸商昆山聯滔電子有限公司 | Optical image stabilization camera device |
| CN113572933B (en) * | 2021-07-16 | 2023-04-28 | 维沃移动通信（杭州）有限公司 | Lens module, camera module and electronic equipment |
| CN113777740B (en) * | 2021-09-04 | 2023-12-22 | 新思考电机有限公司 | Assembling method of lens driving device |
| CN114640767A (en) * | 2022-03-14 | 2022-06-17 | Oppo广东移动通信有限公司 | Camera module and electronic device |
| CN114640775A (en) * | 2022-03-23 | 2022-06-17 | Oppo广东移动通信有限公司 | Camera module and electronic device |
| CN117639423A (en) * | 2022-10-31 | 2024-03-01 | 华为技术有限公司 | Camera motor, camera module and electronic equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101488698A (en) * | 2009-02-23 | 2009-07-22 | 李俊 | Voice coil type focus motor |
| CN101908814A (en) * | 2009-06-04 | 2010-12-08 | 鸿富锦精密工业（深圳）有限公司 | Voice coil motor and camera module using same |
| CN105573014A (en) * | 2016-01-22 | 2016-05-11 | 南昌欧菲光电技术有限公司 | Camera module with focusing and anti-shaking functions |
| CN205750072U (en) * | 2016-05-19 | 2016-11-30 | 深圳市世尊科技有限公司 | Autofocus motor for camera module |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101651458B1 (en) * | 2014-07-08 | 2016-08-26 | 자화전자(주) | Camera lens module |
-
2016
- 2016-05-19 CN CN201610335583.2A patent/CN105785549B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101488698A (en) * | 2009-02-23 | 2009-07-22 | 李俊 | Voice coil type focus motor |
| CN101908814A (en) * | 2009-06-04 | 2010-12-08 | 鸿富锦精密工业（深圳）有限公司 | Voice coil motor and camera module using same |
| CN105573014A (en) * | 2016-01-22 | 2016-05-11 | 南昌欧菲光电技术有限公司 | Camera module with focusing and anti-shaking functions |
| CN205750072U (en) * | 2016-05-19 | 2016-11-30 | 深圳市世尊科技有限公司 | Autofocus motor for camera module |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105785549A (en) | 2016-07-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105785549B (en) | Auto-focusing voice coil motor for camera module | |
| CN205750072U (en) | Autofocus motor for camera module | |
| CN105763017B (en) | Auto-focusing voice coil motor | |
| JP6027639B2 (en) | Lens drive device | |
| US11252310B2 (en) | Camera module, electronic device and photographing method | |
| US20180246394A1 (en) | Motor, gimbal, and unmanned aerial vehicle | |
| CN205139547U (en) | Image forming apparatus | |
| US9329356B2 (en) | Structure for voice coil motor providing controllable lens tilt capability | |
| JP4903878B2 (en) | Lens drive device | |
| CN105449973B (en) | A kind of voice coil motor | |
| CN207408653U (en) | Optical drive mechanism | |
| CN206421133U (en) | A kind of spring-piece type camera lens dithering compensation device | |
| JP2010078842A (en) | Camera shake correction device for camera | |
| KR101308621B1 (en) | Actuator for camera | |
| TW201908845A (en) | Lens drive with anti-shake function | |
| CN107238910A (en) | Lens driving device | |
| CN105607215A (en) | Optical anti-jitter voice coil motor | |
| CN101488698A (en) | Voice coil type focus motor | |
| US9122071B2 (en) | Lens module including voice coil motor and image sensor module | |
| CN103986300A (en) | Three-axis voice coil motor for controlling camera movement | |
| KR20200088729A (en) | camera apparatus having stabilizing feature | |
| KR20130044438A (en) | Hand trembling compensation actuator and camera module containing the same | |
| CN100582844C (en) | Built-in optical focusing lens structure | |
| CN207114991U (en) | A kind of multiaxis voice coil motor | |
| CN105449974B (en) | A kind of voice coil motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191106 Address after: 610000 No.2, Qingyun North Road, Jinhua Town, Xinjin County, Chengdu City, Sichuan Province Patentee after: Chengdu 100 billion Photoelectric Technology Co.,Ltd. Address before: Dragon Street Longgang Huangge Road District of Shenzhen City, Guangdong province 518000 No. 441 Longgang Tian An Digital Innovation Park Building 1 B1403-2 Patentee before: SHENZHEN STR TECHNO Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210119 Address after: 611435 a3-1 / a3-2 / a3-5 / a3-6, 518 Qingyun North Road, Jinhua Town, Xinjin County, Chengdu City, Sichuan Province Patentee after: Chengdu Yixun Photoelectric Technology Co.,Ltd. Address before: No.2, Qingyun North Road, Jinhua Town, Xinjin County, Chengdu, Sichuan 610000 Patentee before: Chengdu 100 billion Photoelectric Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240129 Address after: Room 301, Building 2, No. 88 Shengtong Street, Chengdu High tech Zone, China (Sichuan) Pilot Free Trade Zone, Chengdu City, Sichuan Province, 610000 Patentee after: Guoxing Chaogan (Chengdu) Optoelectronic Technology Co.,Ltd. Country or region after: China Address before: 611435 a3-1 / a3-2 / a3-5 / a3-6, 518 Qingyun North Road, Jinhua Town, Xinjin County, Chengdu City, Sichuan Province Patentee before: Chengdu Yixun Photoelectric Technology Co.,Ltd. Country or region before: China |