CN205787314U - A kind of closed loop voice coil motor - Google Patents
A kind of closed loop voice coil motor Download PDFInfo
- Publication number
- CN205787314U CN205787314U CN201620477090.8U CN201620477090U CN205787314U CN 205787314 U CN205787314 U CN 205787314U CN 201620477090 U CN201620477090 U CN 201620477090U CN 205787314 U CN205787314 U CN 205787314U
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- shell fragment
- circuit board
- lower shell
- hole
- lens carrier
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Abstract
A kind of closed loop voice coil motor, it includes shell and the base being connected with this shell, in described shell, framework is set, the upper surface of described shell is provided with center through hole, in this center through hole, lens carrier is set, the upper shell fragment housing of upper shell fragment is installed on said frame, and upper shell fragment inner ring is arranged on the top of described lens carrier；The lower shell fragment housing of lower shell fragment is arranged on described base, and lower shell fragment inner ring is arranged on the bottom of described lens carrier, it is characterised in that: the sidewall symmetry of described lens carrier arranges two tether wires posts；Advantage of the present utility model is simple in construction, beneficially automated production, and production cost is relatively low.
Description
Technical field
This utility model relates to the lens driver technical field with automatic focusing function；It is specifically related to one have
The closed loop voice coil motor of lens position feedback function.
Background technology
Along with making constant progress of scientific and technological level, consumer is to portable digital product (such as smart mobile phone, panel computer)
The requirement of image quality more and more higher.At present, voice coil motor has been provided with automatic focusing function, and is divided into open loop voice coil loudspeaker voice coil
Motor and closed loop voice coil motor；Closed loop voice coil motor, compared with open loop voice coil motor, particularly has focusing under large aperture
Precision is high, focusing faster, the feature such as low in energy consumption.
Closed loop voice coil motor can effectively shorten the stabilization time of camera lens when auto-focusing, and reduces motor operation hysteresis phenomenon
And eliminate the posture impact on quality of taking pictures of taking pictures, with driving chip higher order algorithm fit applications to promote focusing speed,
The stabilization time of closed loop voice coil motor is than open loop voice coil motor fast about 50%.
At present, some smart mobile phone manufacturers are existed the most very much not by constantly research and development, the closed loop voice coil motor developed both at home and abroad
Foot.Existing closed loop voice coil motor is broadly divided into ball-type closed loop voice coil motor and spring-piece type closed loop voice coil motor.Ball-type
Closed loop voice coil motor limits due to roll structure, and volume is big, is unfavorable for that end product develops to lightening direction；And
Under the non-state taken pictures, camera lens can clash into motor shell and produce abnormal sound, uses to user and brings impact；And announce at present
The structure of spring-piece type closed loop voice coil motor, production technology is more complicated, and production cost is high, is unfavorable for automated production.
Therefore it provides a kind of simple in construction, production cost are low, be easy to the closed loop voice coil motor of automated manufacturing is that industry is anxious
Need to solve the technical problem that.
Utility model content
Technical problem to be solved in the utility model is the situation for prior art, it is provided that a kind of simple in construction, produces
The closed loop voice coil motor of low cost.
The technical scheme that the above-mentioned technical problem of this utility model solution is used is: a kind of closed loop voice coil motor, outside it includes
Shell and the base being connected with this shell, arrange framework in described shell, the upper surface of described shell is provided with center through hole,
Arranging the lens carrier of band hall magnet in this center through hole, the outside of this lens carrier arranges coil, the upper bullet of upper shell fragment
Sheet housing is arranged on described framework, and upper shell fragment inner ring is arranged on the top of described lens carrier；Outside the lower shell fragment of lower shell fragment
Frame is arranged on described base, and lower shell fragment inner ring is arranged on the bottom of described lens carrier, it is characterised in that: described lens
The sidewall symmetry of carrier arranges two tether wires posts.
This utility model arranges tether wires post at lens carrier sidewall, it is possible to use plant equipment carries out coiling, it is achieved automatization
Coiling, reduces production cost.
Being provided with hole, lower location and coil lead welding hole on described lower shell fragment inner ring, it is lower fixed that this coil lead welding hole is positioned at
Outside hole, position, this coil lead welding hole is corresponding with described tether wires post.
The bottom of described lens carrier arranges locating dowel, and the hole, described lower location of this locating dowel and described lower shell fragment inner ring is mutually
Join；The top of described lens carrier is provided with positioning convex, the upper limit portion phase of this positioning convex and described upper shell fragment inner ring
Coupling.Lens carrier relies on upper shell fragment inner ring and the support of lower shell fragment inner ring so that it is unsettled, and motor can be made when focusing
Shorten stroke, reach the function of power saving.
In order to prevent lens carrier from significantly rotating.Described center through hole edge arranges multiple antitorque terminal, this antitorque terminal
It is set to 4 and 4 angles of close described shell.The sidewall of described lens carrier arranges antitorque rib, this antitorque rib
Corresponding with described antitorque terminal.
Through hole installed by the lens being provided with mounted lens in the middle of described lens carrier, and these lens are installed the bottom of through hole and arranged anti-
Dirt groove.
Described base center is manhole, and the edge of this manhole arranges dust ring, and this dust ring is dust-proof recessed with described
Groove is corresponding.After voice coil motor encapsulates with imager chip, it is possible to prevent dust to fall on imager chip.
Described base is provided with square projection relative to both sides, and one of them square projection is provided with magnetic field induction component positioning
Hole and outside are provided with circuit board positioning convex, and circuit board is fixed on described base by described circuit board positioning convex.
It is provided with positioning holes on circuit board, this positioning holes on circuit board and described circuit board positioning convex phase on described circuit board
Join；Being provided with magnetic field induction component pads inside described circuit board, Hall element is fixed on by magnetic field induction component pads
On described circuit board；The upper edge of described circuit board is provided with U-shaped breach, this U-shaped breach and the U on described shell
Shape projection is corresponding, and this U-shaped indentation, there is provided with ground pad；Lower shell fragment pad it is provided with, under this on described circuit board
Shell fragment pad is corresponding with the lower shell fragment welding foot of described lower shell fragment；The outside of described circuit board arranges multiple binding post,
This binding post is connected with magnetic field induction component pads, ground pad, lower shell fragment pad by wire.
It is provided with positioning holes on circuit board, this positioning holes on circuit board and described circuit board positioning convex phase on described circuit board
Join；Being provided with magnetic field induction component pads inside described circuit board, the driving chip of band Hall element is by magnetic field induction unit
Part pad is fixed on described circuit board；The upper edge of described circuit board is provided with U-shaped breach, this U-shaped breach and institute
Stating the U-shaped projection on shell corresponding, this U-shaped indentation, there is provided with ground pad；It is provided with down on described circuit board
Shell fragment pad, this lower shell fragment pad is corresponding with the lower shell fragment welding foot of described lower shell fragment；The outside of described circuit board is arranged
Multiple binding posts, this binding post is connected with magnetic field induction component pads, ground pad, lower shell fragment pad by wire.
Lens carrier is installed hall magnet, corresponding installation Hall element or the driving core of band Hall element on base
Sheet, makes voice coil motor have the function of feedback lens carrier positions.
Feature of the present utility model is:
1, this utility model arranges tether wires stake at two on lens carrier sidewall, it is achieved that accurately fixing of coil lead,
Can effectively simplify the assembly technology of motor, the purpose of automated manufacturing can be realized by equipment coiling.
2, it is provided with Hall element and hall magnet, there is the function of feedback lens carrier positions.
3, lens carrier is supported by upper shell fragment inner ring and lower shell fragment inner ring, in put unsettled, thus shorten camera lens when focusing
Stroke, focusing speed is soon and more power saving.
4, whole motor only has 9 kinds of assemblies to form, and simple in construction is easy to assembly, is substantially reduced production cost.
5, it is provided with location, many places, fixed structure, effectively promotes being accurately positioned between each part, fixing intensity and side
Just assemble.
Accompanying drawing explanation
Fig. 1 is detonation configuration figure of the present utility model；
Fig. 2 is shell mechanism schematic diagram of the present utility model；
Fig. 3 is frame structure schematic diagram of the present utility model；
Fig. 4 is upper elastic piece structure schematic diagram of the present utility model；
Fig. 5 is this utility model shell, framework, Magnetitum, upper shell fragment fit structure schematic diagram；
Fig. 6 is this utility model lens carrier polycrystalline substance schematic diagram；
Fig. 7 is this utility model lens carrier, coil, hall magnet, lower shell fragment fit structure schematic diagram；
Fig. 8 is this utility model understructure schematic diagram；
Fig. 9 is this utility model base, lower shell fragment, lens carrier, hall magnet, fitting coils structural representation；
Figure 10 is this utility model board structure of circuit schematic diagram；
Figure 11 is this utility model perspective view；
Figure 12 is another detonation configuration figure of this utility model；
Figure 13 is another board structure of circuit schematic diagram of this utility model
Figure 14 is another perspective view of this utility model；
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, this utility model is described in further detail.
Fig. 1 to Figure 14 shows a kind of embodiment of the present utility model, and it includes shell 10 and is connected with shell 10
Base 110, framework 30 is set in shell 10.Shell 10 is made up of 4 sidewalls 11, one pair of which opposing sidewalls
11 are provided with square breach 14, arrange 2 U-shaped projections 15 bottom the party's v notch v；The upper surface of shell 10 is provided with
Center through hole 12, this center through hole 12 edge arranges multiple antitorque terminal 13, and this antitorque terminal 13 optimal setting is 4
4 angles of individual and close shell 10.Magnetitum 20 is arranged in shell 10, is positioned at the both sides adjacent with square breach 14.
Arranging the lens carrier 60 of band hall magnet 70 in center through hole 12, the upper shell fragment housing 41 of upper shell fragment 40 is installed
On framework 30, upper shell fragment inner ring 42 is arranged on the top of lens carrier 60.The lower shell fragment housing 81 of lower shell fragment 80
Being arranged on base 110, lower shell fragment inner ring 87 is arranged on the bottom of lens carrier 60.
The inner face of the front end face of framework 30 and shell 10 is close to mutually.Framework 30 is square framework, the side of being set to of central authorities
Hole 32；The inner of this framework 30 is provided with the step surface 31 installing shell fragment housing 41, and the corner of this step surface 31 sets
Putting boss 33, the outside of this boss 33 and arrange band U-shaped breach projection 35 towards square breach 14, this band U-shaped lacks
U-shaped breach on mouth projection 35 is corresponding with the U-shaped projection 15 on shell 10；It is provided with outside boss 33 drift angle
Hole 34, base location.
Upper shell fragment 40 is made up of upper shell fragment housing 41 and upper shell fragment inner ring 42, upper shell fragment housing 41 and upper shell fragment inner ring
Connected by upper shell fragment elater 43 between 42.It is provided with upper limit portion 44 on upper shell fragment inner ring 42.
Lower shell fragment 80 is made up of 2 independent unit, and each unit comprises lower shell fragment housing 81 and lower shell fragment inner ring
87, this lower shell fragment housing 81 and lower shell fragment inner ring 87 are connected by lower shell fragment elater 82；Described lower shell fragment housing 81 phase
To both sides be respectively symmetrical arranged 2 lower shell fragment welding foots 86, described lower shell fragment inner ring 87 is provided with hole, lower location 83
With coil lead welding hole 84, this hole, lower location 83 and coil lead welding hole 84 near the corner of square lower shell fragment housing,
And coil lead welding hole 84 is positioned at outside hole, lower location 83.
Lens carrier 60 is cylindric, and centre is provided with the lens of mounted lens and installs through hole 61, and through hole installed by these lens
The bottom of 61 arranges dust-proof groove 62.The top of lens carrier 60 is provided with positioning convex 69, this positioning convex 69 with
The upper limit portion 44 of upper shell fragment 40 matches.The top of lens carrier 60 is additionally provided with limiting stand 68, this limiting stand 68
It is used for limiting the extreme position that lens carrier is advanced, time i.e. limiting stand contacts with the inner face of shell.Lens carrier 60
Bottom locating dowel 64 is set, this locating dowel 64 matches with the hole, lower location 83 of lower shell fragment 80.Lens carrier relies on
Upper shell fragment inner ring and the support of lower shell fragment inner ring so that it is unsettled, can make motor shorten stroke when focusing, reach power saving
Function.
The sidewall of lens carrier 60 arranges antitorque rib 67, antitorque terminal 13 phase of this antitorque rib 67 and shell 10
Corresponding；Antitorque rib is possible to prevent lens carrier significantly to rotate, and also has and coil is carried out spacing and fixing effect.
The sidewall symmetry of lens carrier 60 arranges two tether wires posts 65, this tether wires post 65 be located proximate to lens carrier bottom right
The coil lead welding hole 84 of shell fragment 80 should be descended.Equipment is when coiling, and one end of coil is first fixed therein a tether wires
On post, after completing the coiling in lens carrier, copper cash is wound on another tether wires post and has cut off equipment automatization coiling
Journey.The lower sidewall of lens carrier 60 is symmetrical arranged hall magnet installation position 66, and hall magnet 70 is arranged on hall magnet
On installation position 66, and it is positioned at square breach 14 side.
Base 110 is provided with the platform 113 installing lower shell fragment housing 81, and it is convex that the corner of this platform 113 is provided with column
Playing 115, this columnar projections 115 and the base on framework 30 position hole 34 and match.The relative both sides of base 110 are arranged
Having square protruding 116, one of them is provided with magnetic field induction component positioning hole 119, Hall element on square protruding 116
The driving chip 90b of 90a or band Hall element embeds in this magnetic field induction component positioning hole 119；Square protruding 116
Outside is provided with circuit board positioning convex 118.Base 110 center is manhole 111, the edge of this manhole 111
Arranging dust ring 112, this dust ring 112 is corresponding with dust-proof groove 62, after voice coil motor encapsulates with imager chip,
It is possible to prevent dust to drop on imager chip.Base corner is provided with square groove 114, these square groove position and lens
The locating dowel 64 of carrier base is corresponding；When lens carrier moves to base, and locating dowel can be inserted in square groove.The end
If the outside of seat 110 is provided with dry glue groove 117, for bonding shell and base.
Circuit board can have multiple different embodiment, and this utility model is shown in which two embodiment circuit boards
100a and circuit board 100b.Positioning holes on circuit board 105a, 105b it is provided with, this circuit board on circuit board 100a, 100b
105a, 105b mate, so that circuit board is arranged on the end hole, location with the circuit board positioning convex 118 on base 110
On seat.The outside of circuit board 100a, 100b arranges multiple binding post 104a, 104b, and inner side is provided with magnetic field induction
Component pads 103a, 103b, Hall element 90a is fixed on circuit board 100a by magnetic field induction component pads 103a,
Driving chip 90b with Hall element is fixed on circuit board 100b by magnetic field induction component pads 103b.Circuit board
The upper edge of 100a, 100b is provided with U-shaped breach 101a, 101b, on this U-shaped breach 101a, 101b and shell
U-shaped projection 15 is corresponding, is provided with ground pad at this U-shaped breach 101a, 101b.Circuit board 100a, 100b
Centre is provided with lower shell fragment pad 102a, 102b, and this lower shell fragment pad 102a, 102b weld with the lower shell fragment of lower shell fragment
Foot 86 is corresponding.Magnetic field induction component pads 103a, 103b, ground pad, lower shell fragment pad 102a, 102b pass through
Wire is connected with binding post 104a, 104b.After coil electricity, moved up and down by magnetic force induction effect lens carrier,
Therefore hall magnet changes relative to Hall element distance, and Hall element can be judged by the magnetic field power sensed
The displacement of lens carrier, and this is changed into digital signal send driving chip to, driving chip is by this signal and setting
Value contrasts, so that voice coil motor has the function of feedback lens carrier positions.Installing the most only is suddenly
That element, this Hall element collects the driving chip that signal demand passes to outside motor by binding post；When being arranged on
Being the driving chip of band Hall element on circuit board, the signal collected directly can be passed to driving chip by Hall element.
Feature of the present utility model is:
1, this utility model arranges tether wires stake at two on lens carrier sidewall, it is achieved that accurately fixing of coil lead,
Can effectively simplify the assembly technology of motor, the purpose of automated manufacturing can be realized by equipment coiling.
2, it is provided with Hall element and hall magnet, there is the function of feedback lens carrier positions.
3, lens carrier is supported by upper shell fragment inner ring and lower shell fragment inner ring, in put unsettled, thus shorten camera lens when focusing
Stroke, focusing speed is soon and more power saving.
4, whole motor only has 9 kinds of assemblies to form, and simple in construction is easy to assembly, is substantially reduced production cost.
5, it is provided with location, many places, fixed structure, effectively promotes being accurately positioned between each part, fixing intensity and side
Just assemble.
Claims (10)
1. a closed loop voice coil motor, it includes shell (10) and the base (110) being connected with this shell (10), framework (30) is set in described shell (10), the upper surface of described shell (10) is provided with center through hole (12), the lens carrier (60) of band hall magnet (70) is set in this center through hole (12), the outside of this lens carrier (60) arranges coil (50), the upper shell fragment housing (41) of upper shell fragment (40) is arranged on described framework (30), upper shell fragment inner ring (42) is arranged on the top of described lens carrier (60)；The lower shell fragment housing (81) of lower shell fragment (80) is arranged on described base (110), lower shell fragment inner ring (87) is arranged on the bottom of described lens carrier (60), it is characterised in that: the sidewall symmetry of described lens carrier (60) arranges two tether wires posts (65).
Closed loop voice coil motor the most according to claim 1, it is characterized in that: on described lower shell fragment inner ring (87), be provided with hole, lower location (83) and coil lead welding hole (84), this coil lead welding hole (84) is positioned at outside, hole, lower location (83), and this coil lead welding hole (84) is corresponding with described tether wires post (65).
Closed loop voice coil motor the most according to claim 2, it is characterized in that: the bottom of described lens carrier (60) arranges locating dowel (64), this locating dowel (64) matches with the hole, described lower location (83) of described lower shell fragment inner ring (87)；The top of described lens carrier (60) is provided with positioning convex (69), and this positioning convex (69) matches with the upper limit portion (44) of described upper shell fragment inner ring (42).
Closed loop voice coil motor the most according to claim 1, it is characterized in that: described center through hole (12) edge arranges multiple antitorque terminal (13), this antitorque terminal (13) is set to 4 and 4 angles of close described shell (10).
Closed loop voice coil motor the most according to claim 4, it is characterised in that: the sidewall of described lens carrier (60) arranges antitorque rib (67), and this antitorque rib (67) is corresponding with described antitorque terminal (13).
Closed loop voice coil motor the most according to claim 1, it is characterized in that: through hole (61) installed by the lens being provided with mounted lens in the middle of described lens carrier (60), and these lens are installed the bottom of through hole (61) and arranged dust-proof groove (62).
Closed loop voice coil motor the most according to claim 6, it is characterized in that: described base (110) center is manhole (111), the edge of this manhole (111) arranges dust ring (112), and this dust ring (112) is corresponding with described dust-proof groove (62).
Closed loop voice coil motor the most according to claim 1, it is characterized in that: described base (110) both sides relatively are provided with square projection (116), being provided with magnetic field induction component positioning hole (119) and outside in one of them square projection (116) and be provided with circuit board positioning convex (118), circuit board (100a, 100b) is fixed on described base (110) by described circuit board positioning convex (118).
Closed loop voice coil motor the most according to claim 8, it is characterized in that: be provided with positioning holes on circuit board (105a) on described circuit board (100a), this positioning holes on circuit board (105a) matches with described circuit board positioning convex (118)；Described circuit board (100a) inner side is provided with magnetic field induction component pads (103a), and Hall element (90a) is fixed on described circuit board (100a) by magnetic field induction component pads (103a)；The upper edge of described circuit board (100a) is provided with U-shaped breach (101a), this U-shaped breach (101a) is corresponding with the U-shaped on described shell protruding (15), and this U-shaped breach (101a) place is provided with ground pad；Being provided with lower shell fragment pad (102a) on described circuit board (100a), this lower shell fragment pad (102a) is corresponding with the lower shell fragment welding foot (86) of described lower shell fragment (80)；The outside of described circuit board (100a) arranges multiple binding post (104a), and this binding post (104a) is connected with magnetic field induction component pads (103a), ground pad, lower shell fragment pad (102a) by wire.
Closed loop voice coil motor the most according to claim 8, it is characterized in that: be provided with positioning holes on circuit board (105b) on described circuit board (100b), this positioning holes on circuit board (105b) matches with described circuit board positioning convex (118)；Described circuit board (100b) inner side is provided with magnetic field induction component pads (103b), and the driving chip (90b) of band Hall element is fixed on described circuit board (100b) by magnetic field induction component pads (103b)；The upper edge of described circuit board (100b) is provided with U-shaped breach (101b), this U-shaped breach (101b) is corresponding with the U-shaped on described shell protruding (15), and this U-shaped breach (101b) place is provided with ground pad；Being provided with lower shell fragment pad (102b) on described circuit board (100b), this lower shell fragment pad (102b) is corresponding with the lower shell fragment welding foot (86) of described lower shell fragment (80)；The outside of described circuit board (100b) arranges multiple binding post (104b), and this binding post (104b) is connected with magnetic field induction component pads (103b), ground pad, lower shell fragment pad (102b) by wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620477090.8U CN205787314U (en) | 2016-05-18 | 2016-05-18 | A kind of closed loop voice coil motor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620477090.8U CN205787314U (en) | 2016-05-18 | 2016-05-18 | A kind of closed loop voice coil motor |
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| CN205787314U true CN205787314U (en) | 2016-12-07 |
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| CN201620477090.8U Active CN205787314U (en) | 2016-05-18 | 2016-05-18 | A kind of closed loop voice coil motor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107045175A (en) * | 2017-06-15 | 2017-08-15 | 惠州大亚湾三美达光学技术有限公司 | A kind of closed loop lens driver |
| TWI624706B (en) * | 2017-01-12 | 2018-05-21 | 台灣東電化股份有限公司 | Lens driving device using the same |
| CN108429411A (en) * | 2018-05-22 | 2018-08-21 | 福州可源电子有限公司 | A kind of voice coil motor chip structure and voice coil motor |
| CN109728686A (en) * | 2018-11-26 | 2019-05-07 | 深圳市丘钛微电子科技有限公司 | Voice coil motor and its manufacturing method |
| CN110488452A (en) * | 2019-09-10 | 2019-11-22 | 上海比路电子股份有限公司 | Prism motor and imaging system |
| WO2020228730A1 (en) * | 2019-05-14 | 2020-11-19 | 新思考电机有限公司 | Driving apparatus, camera module, electronic device and driving apparatus assembly method |
| CN112616003A (en) * | 2020-12-30 | 2021-04-06 | 维沃移动通信有限公司 | Camera module and electronic equipment |
| CN112637455A (en) * | 2020-12-08 | 2021-04-09 | Oppo广东移动通信有限公司 | Camera motor, camera and electronic device |
| CN112987227A (en) * | 2021-03-22 | 2021-06-18 | 新思考电机有限公司 | Driving device, camera module and electronic equipment |
| CN113848626A (en) * | 2017-05-17 | 2021-12-28 | 台湾东电化股份有限公司 | Driving mechanism |
| WO2022142680A1 (en) * | 2020-12-31 | 2022-07-07 | 上海比路电子股份有限公司 | Lens drive motor, and camera device and mobile terminal comprising same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US11256058B2 (en) | 2017-01-12 | 2022-02-22 | Tdk Taiwan Corp. | Optical element driving module |
| TWI624706B (en) * | 2017-01-12 | 2018-05-21 | 台灣東電化股份有限公司 | Lens driving device using the same |
| US10606022B2 (en) | 2017-01-12 | 2020-03-31 | Tdk Taiwan Corp. | Optical element driving module |
| US10359599B2 (en) | 2017-01-12 | 2019-07-23 | Tdk Taiwan Corp. | Lens driving module |
| CN113848626A (en) * | 2017-05-17 | 2021-12-28 | 台湾东电化股份有限公司 | Driving mechanism |
| CN113848626B (en) * | 2017-05-17 | 2023-08-15 | 台湾东电化股份有限公司 | Driving mechanism |
| CN107045175B (en) * | 2017-06-15 | 2023-08-08 | 惠州萨至德光电科技有限公司 | Closed-loop lens driving device |
| CN107045175A (en) * | 2017-06-15 | 2017-08-15 | 惠州大亚湾三美达光学技术有限公司 | A kind of closed loop lens driver |
| CN108429411A (en) * | 2018-05-22 | 2018-08-21 | 福州可源电子有限公司 | A kind of voice coil motor chip structure and voice coil motor |
| CN109728686A (en) * | 2018-11-26 | 2019-05-07 | 深圳市丘钛微电子科技有限公司 | Voice coil motor and its manufacturing method |
| WO2020228730A1 (en) * | 2019-05-14 | 2020-11-19 | 新思考电机有限公司 | Driving apparatus, camera module, electronic device and driving apparatus assembly method |
| CN110488452A (en) * | 2019-09-10 | 2019-11-22 | 上海比路电子股份有限公司 | Prism motor and imaging system |
| CN112637455A (en) * | 2020-12-08 | 2021-04-09 | Oppo广东移动通信有限公司 | Camera motor, camera and electronic device |
| CN112616003B (en) * | 2020-12-30 | 2022-05-06 | 维沃移动通信有限公司 | Camera module and electronic equipment |
| CN112616003A (en) * | 2020-12-30 | 2021-04-06 | 维沃移动通信有限公司 | Camera module and electronic equipment |
| WO2022142680A1 (en) * | 2020-12-31 | 2022-07-07 | 上海比路电子股份有限公司 | Lens drive motor, and camera device and mobile terminal comprising same |
| CN112987227A (en) * | 2021-03-22 | 2021-06-18 | 新思考电机有限公司 | Driving device, camera module and electronic equipment |
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