CN107872137A - Linear vibration motor - Google Patents
Linear vibration motor Download PDFInfo
- Publication number
- CN107872137A CN107872137A CN201711377767.6A CN201711377767A CN107872137A CN 107872137 A CN107872137 A CN 107872137A CN 201711377767 A CN201711377767 A CN 201711377767A CN 107872137 A CN107872137 A CN 107872137A
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- China
- Prior art keywords
- magnet
- coil
- housing
- vibration motor
- linear vibration
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Abstract
The present invention discloses a kind of linear vibration motor, including：Form housing, the vibrator component being suspended in by elastic supporting member for supporting optical member in the receiving space and the stator module being arranged on the case inside wall of receiving space, the elastic supporting member for supporting optical member is arranged to helical form flexible member, one end with reference to be fixed on the interior side-wall surface of the housing, the other end is fixedly connected with the vibrator component.The linear vibration motor of the present invention can realize the vibration in three directions using a vibrator component, so that a linear vibration motor has three kinds of different vibration senses, so as to improve the application scenarios of motor, and due to only setting a balancing weight to realize three kinds of vibration senses, the volume of linear vibration motor can be reduced, adapt to the requirement of terminal miniaturization.
Description
Technical field
The present invention relates to motor technologies field.More particularly, to a kind of linear vibration motor.
Background technology
With the development of the communication technology, portable type electronic product, such as mobile phone, handheld device or palm multimedia recreation
Equipment etc. enters the life of people.In these portable type electronic products, typically system feedback can be done with vibrating motor,
Such as vibrational feedback of the incoming call prompting of mobile phone, game machine etc..
Being applied to most of the linear vibration motor in portable consumer electronics product at present has a direction of vibration, difficult
To realize different vibrating effects, haptic feedback effect is more single.In order to obtain different vibrating effects, existing one kind has
The linear vibration motor of the vibrator component of two different direction of vibration, pass through two vibrator component shaking on different direction of vibration
It is dynamic, to obtain two kinds of different vibrating effects.But such a motor increases the body of motor due to two vibrator components
Product, the space for thus causing linear vibration motor occupancy greatly improve, and are unfavorable for the development of terminal miniaturization.
Accordingly, it is desirable to provide a kind of new linear vibration motor, to overcome drawbacks described above.
The content of the invention
It is an object of the invention to provide a kind of linear vibration motor with three direction of vibration.
According to an aspect of the invention, there is provided a kind of linear vibration motor, including：The housing of formation receiving space,
The vibrator component that is suspended in by elastic supporting member for supporting optical member in the receiving space and being arranged on the case inside wall is determined
Sub-component,
The elastic supporting member for supporting optical member is arranged to helical form flexible member, and one end is with reference to the madial wall table for being fixed on the housing
Face, the other end are fixedly connected with the vibrator component；
The vibrator component, which includes balancing weight and the magnet assembly being housed in balancing weight, the magnet assembly, to be included
First magnet assembly, the second magnet assembly and the 3rd magnet assembly；
The stator module includes corresponding with the first magnet assembly, the second magnet assembly, the 3rd magnet assembly matching respectively
First coil component, the second coil block and tertiary coil component and connect the first coil component, the second coil group
Part, tertiary coil component and the flexible PCB connected with external circuit；
Define the oscillation crosswise direction of the vibrator component in the horizontal plane be first direction, extensional vibration direction be second
Direction, the vibrator component are third direction in the direction of vibration perpendicular to horizontal plane, first magnet assembly and First Line
Caused active force between coil assembly, the second magnet assembly and the second coil block, the 3rd magnet assembly and tertiary coil component
The vibrator component is driven to be moved respectively along the first direction, second direction and third direction shift reciprocately.
Preferably, the housing includes the first housing, the second housing and the 3rd housing for complementing each other to form receiving space；
Wherein described first shell body and the 3rd housing are platy structure, second housing be by four face closures that are bent to form,
Top and bottom have the cavity body structure of opening；First housing seals respectively with the 3rd housing to be opened at the top of the second housing
At mouthful and at bottom opening.
Preferably, the elastic supporting member for supporting optical member includes the secure bond first end of side surface, combination in the first shell body
It is fixed on the second end and connection first end and the elastic arm of the spiral extension at the second end of the balancing weight top surface.
Preferably, the elastic arm is arranged to from the gradual undergauge of first end to the second end spiral extension, the counterweight
Block top surface caves inward to form the fixed part at the fixed end of elastic supporting member for supporting optical member second of receiving, the center projections shape of the fixed part
Boss into the second end of insertion.
Preferably, first magnet assembly includes being embedded the first magnet and the second magnetic in the balancing weight bottom side by side
Body, first magnet, the magnetizing direction of the second magnet are arranged to along third direction, and the polarity of the first magnet and the second magnet
It is reversed.
Preferably, the first coil component includes the first coil being fixedly installed on the 3rd case inside face,
The direction of winding and plane-parallel of the first coil, and the bearing of trend of the main driving edge of first coil is arranged to along
Two directions.
Preferably, second magnet assembly includes being embedded in balancing weight two lateral walls in the first direction the
Three magnets and the 4th magnet, the 3rd magnet, the magnetizing direction of the 4th magnet are arranged in a second direction, and the 3rd magnet with
The polarity of 4th magnet is identical.
Preferably, it is relatively interior in the first direction in second housing to include secure bond respectively for second coil block
The second coil and tertiary coil on side, the direction of winding of second coil and tertiary coil is perpendicular to horizontal plane, and
The bearing of trend of the main driving edge of two coil and tertiary coil is arranged to along third direction.
Preferably, the 3rd magnet assembly includes being embedded in balancing weight two lateral walls in a second direction the
Five magnets and the 6th magnet, the 5th magnet, the magnetizing direction of the 6th magnet are arranged to along third direction, and the 5th magnet with
The polarity of 6th magnet is identical.
Preferably, it is relatively interior in a second direction in second housing to include secure bond respectively for the tertiary coil component
The 4th coil and the 5th coil on side, the direction of winding of the 4th coil and the 5th coil is perpendicular to horizontal plane, and
The bearing of trend of the main driving edge of four coils and the 5th coil is arranged in the first direction.
Beneficial effects of the present invention are as follows：
The linear vibration motor of the present invention can realize the vibration in three directions using a vibrator component so that a line
Property vibrating motor has three kinds of different vibration senses, so as to improve the application scenarios of motor, and due to only setting a counterweight
Block realizes three kinds of vibration senses, can reduce the volume of linear vibration motor, adapt to the requirement of terminal miniaturization.
Brief description of the drawings
The embodiment of the present invention is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 shows the decomposing schematic representation of the present invention.
Fig. 2 shows the X axis sectional view of the present invention.
Fig. 3 shows the Y-axis sectional view of the present invention.
Fig. 4 shows Z axis of the invention to sectional view.
Embodiment
In order to illustrate more clearly of the present invention, the present invention is done further with reference to preferred embodiments and drawings
It is bright.Similar part is indicated with identical reference in accompanying drawing.It will be appreciated by those skilled in the art that institute is specific below
The content of description is illustrative and be not restrictive, and should not be limited the scope of the invention with this.
As shown in figure 1, a kind of linear vibration motor, including housing, the vibrator component that is contained in housing and stator module,
And for supporting the elastic supporting member for supporting optical member 30 of vibrator component, in order to make it easy to understand, defining the transverse direction of vibrator component in the horizontal plane
Direction of vibration is first direction, extensional vibration direction is that second direction, vibrator component perpendicular to the direction of vibration of horizontal plane are
Three directions are, it is necessary to which explanation, the first direction defined here are three orthogonal X-axis, Y in rectangular coordinate system in space
X-direction in axle, Z axis, second direction is Y direction, third direction is Z-direction.
Wherein, as shown in figure 1, housing includes the first housing 11, the and of the second housing 12 for complementing each other to form receiving space
3rd housing 13, the first housing 11, the second housing 12 and the 3rd housing 13 here may also be usually said upper casing, middle shell
And lower casing, the present invention are not limited to this.In the shell structure that present embodiment is provided, the first housing 11 and the 3rd shell
Body 13 is platy structure, and the second housing 12 is the cavity knot for having by the four sides closure tip being bent to form and bottom opening
Structure；First housing 11 and the 3rd housing 13 are separately fixed at the top open part and bottom opening of the second housing 12.Relative to
Traditional stretching integral shell molds, the shell mechanism that present embodiment is provided, stator module of being more convenient for, vibrator component and
Assembling between support component and housing, technique is simple, and cost is lower, and the housing can be made of permeability magnetic material,
The driving force of motor is can further improve, expands motor frequency bandwidth.
The vibrator component that present embodiment is provided includes balancing weight 21 and the magnet assembly being housed in balancing weight 21.
Elastic supporting member for supporting optical member 30 includes fixing with reference to the first end being fixed on the inner surface of the first housing 11, with the top surface of balancing weight 21
Second end of connection and connection first end and the elastic arm at the second end.Elastic arm is arranged to helical rib, present embodiment
Middle elastic arm is arranged to from the gradual undergauge of first end to the second end spiral extension.The top surface of balancing weight 21 caves inward to be formed
Fixed part 22, the center projections of fixed part 22 form boss 23, and boss 23 inserts the inside at the end of elastic supporting member for supporting optical member 30 second, and
Abutted with the medial surface at the second end.It is able to ensure that vibrator component can be along X, Y, Z axis side using the elastic supporting member for supporting optical member 30 of said structure
Vibrated to shift reciprocately, so that the linear vibration motor of the present invention there can be 3 direction of vibration, realize different vibration effects
Fruit, different touchings is brought to feed back.Because elastic supporting member for supporting optical member 30 is in addition to extending compression, it is also necessary to wave bending and become
Shape, boss 23 can increase the bonding strength of elastic supporting member for supporting optical member 30 and balancing weight 21, avoid elastic supporting member for supporting optical member 30 from balancing weight 21
On come off, cause product failure.
In order to realize that the linear vibration motor of the present invention has the vibration along 3 directions of X, Y, Z axis, that is, make oscillator group
Part can respectively in the first direction, second direction and third direction vibration, be provided with the first magnet group on balancing weight of the invention
Part, the second magnet assembly and the 3rd magnet assembly, and first coil component corresponding with 3 magnet assemblies, the second coil group
Part and tertiary coil component.The stator module that present embodiment is provided includes first coil component, the second coil block and the
Three-winding component and the connection first coil component, the second coil block, tertiary coil component and connected with external circuit
Flexible PCB 46.Pass through the first magnet assembly and first coil component, the second magnet assembly and the second coil block, the 3rd
Between magnet assembly and tertiary coil component caused active force drive vibrator component respectively in the first direction, second direction and the
Tripartite moves to shift reciprocately.The present invention can produce different vibration effects using vibration of the balancing weight on 3 directions
Fruit, it is easy to reduce the volume of motor, suitable for the trend of present portable terminal miniaturization.
As depicted in figs. 1 and 2, the first magnet assembly includes being embedded the first magnet 24 and second in the bottom of balancing weight 21
Magnet 25, the first magnet 24 and the second magnet 25 are arranged side by side in the first direction, and the first magnet 24 and the second magnet 25 are along
Three directions are magnetized, and the pole orientation of the two is on the contrary, specific to present embodiment, and on third direction, the first magnet 24 is according to N-S
The mode of pole is arranged, and the second magnet 25 is arranged in the way of S-N poles.First coil component includes first coil 41, First Line
The direction of winding and plane-parallel of circle 41, and the bearing of trend of its main driving edge is arranged in a second direction.First coil
41 are arranged to racetrack, and edge is driven based on its long side.First coil 41 is combined and is fixed on the madial wall of the 3rd housing, and
Two long sides are correspondingly arranged at the lower section of the first magnet 24 and the second magnet 25, and first coil 41 can be made to make full use of magnetic field strong
Degree, moved back and forth in the first direction using the reaction force driving balancing weight 21 of Ampere force caused by first coil 41, so that
Motor produce in the first direction, i.e. the vibration of X-direction.
As shown in figures 1 and 3, the second magnet assembly includes the 3rd magnet 26 and the 4th magnet 27, the 3rd magnet 26 and
Four magnets 27 are embedded in the two lateral walls in the first direction of balancing weight 21 respectively.3rd magnet 26 and the 4th magnet 27 are along
Two directions are magnetized, and the pole orientation of the two is identical.Specific to present embodiment, in a second direction, the 3rd magnet 26 according to
N-S poles are arranged, and the 4th magnet 27 is also arranged according to N-S poles.Second coil block includes the second coil 42 and tertiary coil 43, the
The direction of winding of two coil 42 and tertiary coil 43 is perpendicular to horizontal plane, and the bearing of trend of main driving edge is arranged to along the
Three directions.Second coil 42 and tertiary coil 43 are arranged to racetrack, and edge is driven based on its short side.Second coil 42 and the 3rd
Coil 43 distinguishes secure bond on the second housing 12 relative inner wall in the first direction, and the second coil 42 and tertiary coil
43 sense of current is opposite.Balancing weight is driven using the reaction force of Ampere force caused by the second coil 42 and tertiary coil 43
21 move back and forth in a second direction so that motor produce in a second direction, i.e. the vibration of Y direction.
As shown in Figure 1 and Figure 4, the 3rd magnet assembly includes the 5th magnet 28 and the 6th magnet 29, the 5th magnet 28 and
Six magnets 29 are embedded in the two lateral walls in a second direction of balancing weight 21 respectively.5th magnet 28 and the 6th magnet 29 are along
Three directions are magnetized, and the pole orientation of the two is identical.Specific to present embodiment, on third direction, the 5th magnet 28 according to
N-S poles are arranged, and the 6th magnet 29 is also arranged according to N-S poles.Tertiary coil component includes the 4th coil 44 and the 5th coil 45, the
The direction of winding of four coils 44 and the 5th coil 45 is perpendicular to horizontal plane, and the bearing of trend of main driving edge is arranged to along the
One direction.4th coil 44 and the 5th coil 45 are arranged to racetrack, and edge is driven based on its long side.4th coil 44 and the 5th
Coil 45 distinguishes secure bond on the second housing 12 relative inner wall in a second direction, and the 4th coil 44 and the 5th coil
45 sense of current is opposite.Balancing weight is driven using the reaction force of Ampere force caused by the 4th coil 44 and the 5th coil 45
21 move back and forth along third direction, so that motor produces the vibration along third direction, i.e. Z-direction.
Because the vibrator component of present embodiment along X-direction when vibrating, elastic supporting member for supporting optical member 30 is reciprocal along X direction of principal axis
Bending, when being vibrated along Y direction, elastic supporting member for supporting optical member 30 is reciprocally bending along Y direction, when being vibrated along Z-direction, elastic supporting member for supporting optical member
30 extend and compress along Z-direction, therefore the motor of the present invention can realize the vibration in 3 directions using a vibrator component.
Further, the body of flexible PCB 46 extends into enclosure interior from hull outside in present embodiment, and
Secure bond is in the inner surface of the 3rd housing 13, and the secure bond of first coil 41 is on the surface of flexible PCB 46.Flexible electrical
Road plate 46 is electrically connected with first coil 41, the second coil 42, tertiary coil 43, the 4th coil 44 and the 5th coil 45 respectively,
And connected with external circuit.It is connected by flexible PCB 46 with external drive chip, the linear vibration motor of the present invention can be made
Vibration senses of the XYZ to various combination is realized, such as：Three direction same frequency difference vibration sense touch feedbacks can be achieved, can be achieved three
The individual same vibration sense different frequency touch feedback in direction, the experience of circulating type solid vibration sense touch feedback can be achieved.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not to this
The restriction of the embodiment of invention, for those of ordinary skill in the field, on the basis of the above description can be with
Make other changes in different forms, all embodiments can not be exhaustive here, it is every to belong to the present invention
The obvious changes or variations extended out of technical scheme still in protection scope of the present invention row.
Claims (10)
1. a kind of linear vibration motor, including：Form the housing of receiving space, the collecting is suspended in by elastic supporting member for supporting optical member
Vibrator component in space and the stator module being arranged on the case inside wall, it is characterised in that
The elastic supporting member for supporting optical member is arranged to helical form flexible member, and one end is with reference to the interior side-wall surface, another for being fixed on the housing
One end is fixedly connected with the vibrator component；
The vibrator component includes balancing weight and the magnet assembly being housed in balancing weight, and the magnet assembly includes first
Magnet assembly, the second magnet assembly and the 3rd magnet assembly；
The stator module includes respectively corresponding with the first magnet assembly, the second magnet assembly, the 3rd magnet assembly matching the
One coil block, the second coil block and tertiary coil component and connect the first coil component, the second coil block,
Tertiary coil component and the flexible PCB connected with external circuit；
Define the oscillation crosswise direction of the vibrator component in the horizontal plane be first direction, extensional vibration direction be second party
In the direction of vibration perpendicular to horizontal plane it is third direction, first magnet assembly and first coil to, the vibrator component
Caused active force drives between component, the second magnet assembly and the second coil block, the 3rd magnet assembly and tertiary coil component
The vibrator component is moved to move along the first direction, second direction and third direction shift reciprocately respectively.
2. linear vibration motor according to claim 1, it is characterised in that the housing includes complementing each other to form collecting
First housing, the second housing and the 3rd housing in space；Wherein described first shell body and the 3rd housing are platy structure, described
Second housing is the cavity body structure for having by four face closures, top and the bottom that are bent to form opening；First housing with
3rd housing seals at the top open part and bottom opening of the second housing respectively.
3. linear vibration motor according to claim 2, it is characterised in that the elastic supporting member for supporting optical member exists including secure bond
The first end of side surface in the first shell body, with reference to the second end and connection first end for being fixed on the balancing weight top surface
With the elastic arm of the spiral extension at the second end.
4. linear vibration motor according to claim 3, it is characterised in that the elastic arm is arranged to gradual from first end
Undergauge to the second end spiral extension, the balancing weight top surface caves inward to form the fixed elastic supporting member for supporting optical member second of receiving
The fixed part at end, the center projections of the fixed part form the boss inserted in the second end.
5. linear vibration motor according to claim 2, it is characterised in that first magnet assembly includes being embedded side by side
The first magnet and the second magnet in the balancing weight bottom, first magnet, the magnetizing direction of the second magnet are arranged to edge
Third direction, and the opposite polarity of the first magnet and the second magnet is set.
6. linear vibration motor according to claim 5, it is characterised in that the first coil component includes fixed setting
First coil on the 3rd case inside face, the direction of winding and plane-parallel of the first coil, and First Line
The bearing of trend of the main driving edge of circle is arranged in a second direction.
7. linear vibration motor according to claim 2, it is characterised in that second magnet assembly includes being embedded in institute
State the 3rd magnet and the 4th magnet in the two lateral walls of balancing weight in the first direction, the 3rd magnet, the 4th magnet fill
Magnetic direction is arranged in a second direction, and the 3rd magnet is identical with the polarity of the 4th magnet.
8. linear vibration motor according to claim 7, it is characterised in that second coil block includes fixing respectively
It is incorporated in second coil and tertiary coil of second housing in the first direction on relative inner face, second coil and
The direction of winding of three-winding is perpendicular to horizontal plane, and the bearing of trend of the main driving edge of the second coil and tertiary coil is arranged to
Along third direction.
9. linear vibration motor according to claim 2, it is characterised in that the 3rd magnet assembly includes being embedded in institute
State the 5th magnet and the 6th magnet in the two lateral walls of balancing weight in a second direction, the 5th magnet, the 6th magnet fill
Magnetic direction is arranged to along third direction, and the 5th magnet is identical with the polarity of the 6th magnet.
10. linear vibration motor according to claim 9, it is characterised in that the tertiary coil component includes solid respectively
Surely be incorporated in the 4th coil and the 5th coil of second housing in a second direction on relative inner face, the 4th coil and
The direction of winding of 5th coil is perpendicular to horizontal plane, and the bearing of trend of the main driving edge of the 4th coil and the 5th coil is set
For in the first direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711377767.6A CN107872137B (en) | 2017-12-19 | 2017-12-19 | Linear vibration motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711377767.6A CN107872137B (en) | 2017-12-19 | 2017-12-19 | Linear vibration motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107872137A true CN107872137A (en) | 2018-04-03 |
| CN107872137B CN107872137B (en) | 2019-06-14 |
Family
ID=61755958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711377767.6A Active CN107872137B (en) | 2017-12-19 | 2017-12-19 | Linear vibration motor |
Country Status (1)
| Country | Link |
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| CN (1) | CN107872137B (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110350753A (en) * | 2019-06-29 | 2019-10-18 | 瑞声科技（南京）有限公司 | A kind of vibrating motor |
| TWI682620B (en) * | 2019-03-29 | 2020-01-11 | 台睿精工股份有限公司 | Linear vibration motor |
| CN110768503A (en) * | 2019-11-08 | 2020-02-07 | 绵阳安和光电科技有限公司 | XYZ three-direction vibration motor |
| CN110994938A (en) * | 2019-12-16 | 2020-04-10 | 瑞声科技(新加坡)有限公司 | Double-frequency vibration motor |
| WO2020134377A1 (en) * | 2018-12-27 | 2020-07-02 | 瑞声声学科技(深圳)有限公司 | Linear vibration motor |
| CN111641317A (en) * | 2020-06-30 | 2020-09-08 | 歌尔股份有限公司 | Vibration device and electronic apparatus |
| CN111641316A (en) * | 2020-06-30 | 2020-09-08 | 歌尔股份有限公司 | Vibration device and electronic apparatus |
| CN111641320A (en) * | 2020-06-30 | 2020-09-08 | 歌尔股份有限公司 | Vibration device and electronic apparatus |
| CN111641318A (en) * | 2020-06-30 | 2020-09-08 | 歌尔股份有限公司 | Vibration device and electronic apparatus |
| CN113410969A (en) * | 2021-07-19 | 2021-09-17 | 歌尔股份有限公司 | Vibration motor |
| TWI755077B (en) * | 2020-09-28 | 2022-02-11 | 台睿精工股份有限公司 | Linear vibration motor |
| WO2022062022A1 (en) * | 2020-09-28 | 2022-03-31 | 瑞声声学科技(深圳)有限公司 | Vibration electric motor |
| CN115622354A (en) * | 2022-08-15 | 2023-01-17 | 荣耀终端有限公司 | Linear motor and electronic equipment |
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| JPH09285096A (en) * | 1996-04-16 | 1997-10-31 | Optec Dai Ichi Denko Co Ltd | Vibration generator |
| KR20140003716A (en) * | 2012-06-25 | 2014-01-10 | 엘지이노텍 주식회사 | Multi-funtion voice coil motor |
| CN103812297A (en) * | 2012-11-12 | 2014-05-21 | 三星电机株式会社 | Linear vibration motor |
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| JPH09285096A (en) * | 1996-04-16 | 1997-10-31 | Optec Dai Ichi Denko Co Ltd | Vibration generator |
| KR20140003716A (en) * | 2012-06-25 | 2014-01-10 | 엘지이노텍 주식회사 | Multi-funtion voice coil motor |
| CN103812297A (en) * | 2012-11-12 | 2014-05-21 | 三星电机株式会社 | Linear vibration motor |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020134377A1 (en) * | 2018-12-27 | 2020-07-02 | 瑞声声学科技(深圳)有限公司 | Linear vibration motor |
| TWI682620B (en) * | 2019-03-29 | 2020-01-11 | 台睿精工股份有限公司 | Linear vibration motor |
| CN110350753A (en) * | 2019-06-29 | 2019-10-18 | 瑞声科技（南京）有限公司 | A kind of vibrating motor |
| CN110768503B (en) * | 2019-11-08 | 2022-04-01 | 四川安和精密电子电器股份有限公司 | XYZ three-direction vibration motor |
| CN110768503A (en) * | 2019-11-08 | 2020-02-07 | 绵阳安和光电科技有限公司 | XYZ three-direction vibration motor |
| CN110994938A (en) * | 2019-12-16 | 2020-04-10 | 瑞声科技(新加坡)有限公司 | Double-frequency vibration motor |
| CN110994938B (en) * | 2019-12-16 | 2022-04-19 | 瑞声科技(新加坡)有限公司 | Double-frequency vibration motor |
| CN111641317A (en) * | 2020-06-30 | 2020-09-08 | 歌尔股份有限公司 | Vibration device and electronic apparatus |
| CN111641316A (en) * | 2020-06-30 | 2020-09-08 | 歌尔股份有限公司 | Vibration device and electronic apparatus |
| CN111641320A (en) * | 2020-06-30 | 2020-09-08 | 歌尔股份有限公司 | Vibration device and electronic apparatus |
| CN111641318A (en) * | 2020-06-30 | 2020-09-08 | 歌尔股份有限公司 | Vibration device and electronic apparatus |
| TWI755077B (en) * | 2020-09-28 | 2022-02-11 | 台睿精工股份有限公司 | Linear vibration motor |
| WO2022062022A1 (en) * | 2020-09-28 | 2022-03-31 | 瑞声声学科技(深圳)有限公司 | Vibration electric motor |
| CN113410969A (en) * | 2021-07-19 | 2021-09-17 | 歌尔股份有限公司 | Vibration motor |
| CN115622354A (en) * | 2022-08-15 | 2023-01-17 | 荣耀终端有限公司 | Linear motor and electronic equipment |
| CN115622354B (en) * | 2022-08-15 | 2023-10-27 | 荣耀终端有限公司 | Linear motor and electronic equipment |
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| Publication number | Publication date |
|---|---|
| CN107872137B (en) | 2019-06-14 |
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