CN106231506A - Vibrating diaphragm and be provided with the minitype acoustic generator of this vibrating diaphragm - Google Patents
Vibrating diaphragm and be provided with the minitype acoustic generator of this vibrating diaphragm Download PDFInfo
- Publication number
- CN106231506A CN106231506A CN201610865821.0A CN201610865821A CN106231506A CN 106231506 A CN106231506 A CN 106231506A CN 201610865821 A CN201610865821 A CN 201610865821A CN 106231506 A CN106231506 A CN 106231506A
- Authority
- CN
- China
- Prior art keywords
- vibrating diaphragm
- stiffener
- central part
- edge part
- acoustic generator
- 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.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/04—Plane diaphragms
- H04R7/06—Plane diaphragms comprising a plurality of sections or layers
- H04R7/10—Plane diaphragms comprising a plurality of sections or layers comprising superposed layers in contact
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2400/00—Loudspeakers
- H04R2400/11—Aspects regarding the frame of loudspeaker transducers
Abstract
The invention discloses a kind of vibrating diaphragm and be provided with the minitype acoustic generator of this vibrating diaphragm, relate to electro-acoustic product technical field, vibrating diaphragm includes being molded the vibrating diaphragm body combined and vibrating diaphragm central part, described vibrating diaphragm central part is incorporated into the middle position of described vibrating diaphragm body as inserts, the edge part of described vibrating diaphragm central part being at least partly wrapped in described vibrating diaphragm body in a thickness direction, connecting or be integrally formed with horizontal expansion and the stiffener beyond edge part side surface on wrapped edge part, described stiffener stretches in described vibrating diaphragm body.Vibrating diaphragm of the present invention and be provided with the minitype acoustic generator of this vibrating diaphragm and solve the technical problem that vibrating diaphragm in prior art is easy to crack, the vibrating diaphragm of vibrating diaphragm of the present invention and the minitype acoustic generator that is provided with this vibrating diaphragm does not haves the bad of cracking, thus the reliability and stability of minitype acoustic generator are high, service life is long.
Description
Technical field
The present invention relates to electro-acoustic product technical field, particularly to a kind of vibrating diaphragm and the minitype acoustic generator that is provided with this vibrating diaphragm.
Background technology
Minitype acoustic generator is a kind of important acoustic element in portable electric appts, for being converted into by the sound wave signal of telecommunication
Acoustical signal spreads out of, and is a kind of energy conversion device.Minitype acoustic generator generally includes vibrational system and magnetic circuit system, vibrational system
Including the vibrating diaphragm combined and voice coil loudspeaker voice coil, wherein vibrating diaphragm includes being molded the vibrating diaphragm our department combined and vibrating diaphragm central part.
Occur in that the vibrating diaphragm body being made up of soft colloidal materials at present, such as silica gel vibrating diaphragm, the vibrating diaphragm of this kind of material
Can be combined by Shooting Technique between body with vibrating diaphragm central part, will colloid stock solution warp together with vibrating diaphragm central part of liquid
Cross high temperature and be heated and cured into type.This kind of vibrating diaphragm can not only meet the acoustic performance requirements of minitype acoustic generator, and vibrating diaphragm body
Injection between portion and vibrating diaphragm central part combines and can improve the precision that minitype acoustic generator assembles, and reduces assembling difficulty, therefore,
This kind of vibrating diaphragm is more and more extensive in the application of electroacoustic field, and in minitype acoustic generator field, accounting constantly increased the most in recent years
Add.But the vibrating diaphragm body quality of this kind of material is softer, and the material of vibrating diaphragm central part is the most harder, and the two is combined in one
Rise as vibrating diaphragm after Long-term Vibration, it may appear that vibrating diaphragm body and the phenomenon of vibrating diaphragm central part junction cracking, namely break
Film, greatly reduces the reliability of minitype acoustic generator, shortens the service life of minitype acoustic generator.
Summary of the invention
For disadvantages described above, first technical problem to be solved by this invention is to provide a kind of vibrating diaphragm, and this vibrating diaphragm will not
The bad of vibrating diaphragm cracking occurs, the reliability of minitype acoustic generator can be improved, extend the service life of minitype acoustic generator.
Based on an inventive concept, second technical problem to be solved by this invention is to provide a kind of minitype acoustic generator,
This minitype acoustic generator reliability is high, and service life is long.
For solving above-mentioned first technical problem, the technical scheme is that
A kind of vibrating diaphragm, including being molded the vibrating diaphragm body and vibrating diaphragm central part combined, described vibrating diaphragm central part is made
Be incorporated into the middle position of described vibrating diaphragm body for inserts, the edge part of described vibrating diaphragm central part is the most at least
Part is wrapped in described vibrating diaphragm body, connects or be integrally formed with horizontal expansion and beyond limit on wrapped edge part
The stiffener of edge side surface, described stiffener stretches in described vibrating diaphragm body.
Wherein, described edge part has two end surfaces on above-below direction, at least one in two described end surfaces
It is wrapped in described vibrating diaphragm body, at least one wrapped described end surfaces is fixed with described stiffener.
Wherein, described stiffener is fixed by gluing, laser welding or hot melt pressing mode with described vibrating diaphragm central part.
Wherein, described vibrating diaphragm central part is constituted by multiple film layers are compound, and described stiffener is and at least one of which film layer
It is wholely set and extends the extension of described edge part side surface.
Wherein, described stiffener is wholely set with the film layer being positioned at surface of vibrating diaphragm central part；And/or, described
Stiffener is wholely set with an internally positioned film layer of vibrating diaphragm central part.
As a kind of embodiment, described stiffener is circulus.
As another embodiment, described stiffener is the discontinuous section of shape structure being distributed in described edge part.
Wherein, the stiffener of described section of shape structure is positioned at the corner positions of described edge part and/or is positioned at described edge part
Straight flange position.
Wherein, the material of described vibrating diaphragm body is silica gel.
Wherein, the material of described stiffener is engineering plastics or thermoplastic elastomer (TPE).
Wherein, described engineering plastics include at least one in PU, PEEK, PAR, PEI, PI, PPS, PEN, PET and PBT,
Described thermoplastic elastomer (TPE) includes phenylethylene, olefines, diene class, polyvinyl chloride-base, urethane class, esters, amide-type, Organic fluoride
At least one in class, silicone and vinyl thermoplastic elastomer (TPE).
For solving above-mentioned second technical problem, the technical scheme is that
A kind of minitype acoustic generator, including vibrational system, described vibrational system includes vibrating diaphragm and the voice coil loudspeaker voice coil combined, institute
Stating vibrating diaphragm is above-mentioned vibrating diaphragm.
After have employed technique scheme, the invention has the beneficial effects as follows:
Owing to vibrating diaphragm of the present invention includes being molded the vibrating diaphragm body combined and vibrating diaphragm central part, vibrating diaphragm central part
Edge part being at least partly wrapped in vibrating diaphragm body in a thickness direction, connects or one on wrapped edge part
Being provided with horizontal expansion and the stiffener beyond edge part side surface, stiffener stretches in vibrating diaphragm body.Stiffener is at vibrating diaphragm
The effect of transition is served, it is possible to strengthen vibrating diaphragm body and combine with vibrating diaphragm central part place between body and vibrating diaphragm central part
Tensile force and retractility, thus be effectively protected the vibrating diaphragm body at this so that vibrating diaphragm body does not haves cracking
Bad, the adjustment of structure can also be carried out according to the pulling force size that minitype acoustic generator is suffered in vibration, it is possible to effectively simultaneously
Improve minitype acoustic generator reliability and stability, extend minitype acoustic generator service life.
Owing to the vibrational system of minitype acoustic generator of the present invention includes above-mentioned vibrating diaphragm, thus without occurring that vibrating diaphragm ftractures not
Good, reliability and stability are high, and service life is long.
In sum, vibrating diaphragm of the present invention and be provided with the minitype acoustic generator of this vibrating diaphragm to solve vibrating diaphragm in prior art easy to crack
Technical problem, the vibrating diaphragm of vibrating diaphragm of the present invention and the minitype acoustic generator that is provided with this vibrating diaphragm does not haves the bad of cracking, thus micro-
The reliability and stability of type acoustical generator are high, and service life is long.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention one vibrating diaphragm；
Fig. 2 is the A portion enlarged drawing of Fig. 1；
Fig. 3 is the structural representation that in Fig. 1, vibrating diaphragm central part and stiffener combine；
A kind of structural representation that Fig. 4 is the vibrating diaphragm central part of the embodiment of the present invention two vibrating diaphragm and stiffener combines
Figure；
The another kind of structural representation that Fig. 5 is the vibrating diaphragm central part of the embodiment of the present invention two vibrating diaphragm and stiffener combines
Figure；
Fig. 6 is the structural representation of the embodiment of the present invention three vibrating diaphragm；
Fig. 7 is the partial structurtes schematic diagram of the embodiment of the present invention four vibrating diaphragm；
In figure: 10, vibrating diaphragm body, 20, vibrating diaphragm central part, 30a, stiffener, 30b, stiffener, 30c, stiffener,
30d, stiffener.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, the present invention is expanded on further.
Refer both to the side that vibrating diaphragm is spoken on the direction related in this specification, under direction, refer both to contrary side.
Embodiment one:
As Fig. 1 and Fig. 2 jointly shown in, a kind of vibrating diaphragm, with the vibrational system that voice coil loudspeaker voice coil collectively forms minitype acoustic generator.Including knot
The vibrating diaphragm body 10 being combined and vibrating diaphragm central part 20, vibrating diaphragm central part 20 is combined in vibrating diaphragm body 10 as inserts
Middle position, in present embodiment, vibrating diaphragm body 10 is combined by Shooting Technique with vibrating diaphragm central part 20.In vibrating diaphragm
Heart portion 20 being partially retained in vibrating diaphragm body 10 in a thickness direction, the edge part of vibrating diaphragm central part 20 in present embodiment
Upper surface be wrapped in vibrating diaphragm body 10, in i.e. the upper surface of vibrating diaphragm central part 20 is wrapped in vibrating diaphragm body 10, vibrating diaphragm
The exposed outside at vibrating diaphragm body 10 of lower surface of central part 20.Secure bond on the upper surface of vibrating diaphragm central part 20 edge part
Stiffener 30a, the marginal position of the side in i.e. vibrating diaphragm central part 20 is wrapped in vibrating diaphragm body 10 is had to be combined with stiffener
30a, stiffener 30a horizontal expansion and the side surface beyond vibrating diaphragm central part 20 edge part, and extend in vibrating diaphragm body 10.
Stiffener 30a serves the effect of transition between vibrating diaphragm body 10 and vibrating diaphragm central part 20, by increasing capacitance it is possible to increase tensile force and stretching
Contracting, is effectively prevented vibrating diaphragm body 10 and ftractures.
As it is shown in figure 1, the material of vibrating diaphragm body 10 is soft colloid, preferred vibrating diaphragm body 10 in present embodiment
Material be silica gel, the material of stiffener 30a can be selected for traditional diaphragm materials, such as engineering plastics or thermoplastic elastomer (TPE).Its
In middle present embodiment, preferred engineering plastics include PET (polyethylene terephthalate, poly terephthalic acid second
Diol ester), PEEK (polyetheretherketone, polyether-ether-ketone), PAR (Polyarylate, polyarylate), PEI
(Polyetherimied, Polyetherimide), PI (Polyimide, polyimides), PPS (Polyphenylene sulfide,
Polyphenylene sulfide), PEN (Polyethylene naphthalate two formic acid glycol, poly-naphthalenedicarboxylic acid second two
Alcohol ester), PBT (polybutylene terephthalate, polybutylene terephthalate (PBT)) and PU (polyurethane,
Polyurethane) at least one, but be not limited to above-mentioned different materials.Thermoplastic elastomer (TPE) includes phenylethylene, olefines, double
In alkenes, polyvinyl chloride-base, urethane class, esters, amide-type, Organic fluoride class, silicone and vinyl thermoplastic elastomer (TPE) extremely
Few one, is also not necessarily limited to above-mentioned several.
As Fig. 2 and Fig. 3 jointly shown in, present embodiment preferred stiffener 30a is flaky texture, is fixed on vibrating diaphragm center
Part in portion 20 is to be superimposed upon on the uper side surface of vibrating diaphragm central part 20, laser welding bonding by gum, glue or hot melt
Pressing mode is fixed on the uper side surface of vibrating diaphragm central part 20.The shape of stiffener 30a can be subject in vibration according to vibrating diaphragm
Tensile force size design, in present embodiment preferred stiffener 30a be shaped as Guan Bi ring-type, be positioned at vibrating diaphragm central part
The peripheral position of 20, the i.e. edge along vibrating diaphragm central part 20 round.
Embodiment two:
Present embodiment is essentially identical with embodiment one, and its difference is:
Stiffener is discontinuous section of shape structure of the edge part distribution along vibrating diaphragm central part.
As shown in Figure 4, in present embodiment, stiffener 30b is arcuate structure, is provided with four sections altogether, and four sections of stiffener 30b divide
It is not positioned at four corner positions of vibrating diaphragm central part 20.
As it is shown in figure 5, stiffener 30c is linear structure, being provided with four sections altogether, four sections of stiffener 30c lay respectively in vibrating diaphragm
Four sections of straight flange positions in heart portion 20.
Stiffener is that the embodiment of discontinuous section of shape structure is not limited to above-mentioned two kind, it is also possible to be distributed in simultaneously
The corner positions of vibrating diaphragm central part and straight flange position, or it is distributed in the part corner positions of vibrating diaphragm central part and/or part is straight
Position, limit etc..
Embodiment three:
Present embodiment is essentially identical with embodiment one or embodiment two, and difference is:
As shown in Figure 6, vibrating diaphragm central part 20 entirety is wrapped in vibrating diaphragm body 10, i.e. the edge part of vibrating diaphragm central part 20
Upper and lower two end surfaces be all wrapped in vibrating diaphragm body, on the end surfaces that stiffener 30a is fixed therein.
Actual application can also all fix stiffener on upper and lower two end surfaces of the edge part of vibrating diaphragm central part,
All fixing stiffener on two end faces is preventing effect on vibrating diaphragm cracking more preferable.
Embodiment four:
Present embodiment is essentially identical with embodiment one, embodiment two or embodiment three, and its difference is:
As it is shown in fig. 7, vibrating diaphragm central part 20 is constituted by multiple film layers are compound, stiffener 30d and one of them film layer one
Arrange, extend the extension of edge part side surface for this film layer.
Stiffener 30d shown in Fig. 7 and vibrating diaphragm central part 20 are positioned at the film layer on top layer and are structure as a whole, in actual application
Stiffener can also be structure as a whole with the film layer being positioned at intermediate layer；Stiffener is also not necessarily limited to one layer simultaneously, it is also possible to by multiple
Film layer coextensive go out superimposed or multilamellar separately.
Vibrating diaphragm of the present invention, by arranging stiffener at the marginal position of vibrating diaphragm central part, greatly enhances vibrating diaphragm in this place
Tensile force and retractility, be effectively prevented vibrating diaphragm body and cracking occur not at the position that is connected mutually with vibrating diaphragm central part
Good, it is ensured that the reliability and stability of minitype acoustic generator, extend the service life of minitype acoustic generator.
Embodiment five:
A kind of minitype acoustic generator, is fixed with vibrational system and magnetic circuit system, vibrational system bag including housing in shell, shell
Include the vibrating diaphragm and voice coil loudspeaker voice coil combined.Vibrating diaphragm is the vibrating diaphragm described in any one embodiment of embodiment one to embodiment four.
Owing to minitype acoustic generator of the present invention have employed the vibrating diaphragm described in embodiment one to embodiment four, its vibrating diaphragm will not go out
That now ftractures is bad, and reliability and stability are high, and service life is long.
This specification be only as a example by the vibrating diaphragm and minitype acoustic generator of said structure to the present invention on the limit of vibrating diaphragm central part
Edge position arranges the technical scheme of stiffener and carries out detailed illustration, and in actual application, this technical scheme is not only suitable for
State vibrating diaphragm and the minitype acoustic generator of structure, its be applicable to any vibrating diaphragm body be made up of flexible glue and with vibrating diaphragm central part
In the vibrating diaphragm combined by Shooting Technique and minitype acoustic generator, such as circle, square, track type etc., those skilled in the art's root
Need not pay creative work according to the description of this specification and just technical scheme can be applied to other structure
In vibrating diaphragm and minitype acoustic generator, thus no matter other structure of vibrating diaphragm and minitype acoustic generator whether with the vibrating diaphragm in above-described embodiment and
The structure of minitype acoustic generator is identical, as long as have employed the marginal position at vibrating diaphragm central part to fix stiffener, shakes in order to preventing
Within the vibrating diaphragm of film cracking and minitype acoustic generator each fall within protection scope of the present invention.
The present invention is not limited to above-mentioned specific embodiment, those of ordinary skill in the art from above-mentioned design,
Without performing creative labour, all conversion made, within all falling within protection scope of the present invention.
Claims (12)
1. a vibrating diaphragm, including being molded the vibrating diaphragm body and vibrating diaphragm central part, described vibrating diaphragm central part conduct combined
Inserts is incorporated into the middle position of described vibrating diaphragm body, it is characterised in that the edge part of described vibrating diaphragm central part is in thickness side
Being at least partly wrapped in described vibrating diaphragm body upwards, connects or is integrally formed with on wrapped edge part and laterally prolong
Stretching and exceed the stiffener of edge part side surface, described stiffener stretches in described vibrating diaphragm body.
A kind of vibrating diaphragm the most according to claim 1, it is characterised in that described edge part has two ends on above-below direction
Surface, at least one in two described end surfaces is wrapped in described vibrating diaphragm body, wrapped described at least one
Described stiffener it is fixed with on end surfaces.
A kind of vibrating diaphragm the most according to claim 2, it is characterised in that described stiffener and described vibrating diaphragm central part pass through glue
Viscous, laser welding or hot melt pressing mode are fixed.
A kind of vibrating diaphragm the most according to claim 1, it is characterised in that described vibrating diaphragm central part is combined structure by multiple film layers
Becoming, described stiffener is the extension being wholely set and extending described edge part side surface with at least one of which film layer.
A kind of vibrating diaphragm the most according to claim 4, it is characterised in that described stiffener is positioned at surface with vibrating diaphragm central part
A film layer be wholely set；And/or, described stiffener integrally sets with an internally positioned film layer of vibrating diaphragm central part
Put.
6. according to the arbitrary described a kind of vibrating diaphragm of claim 1 to 5, it is characterised in that described stiffener is circulus.
7. according to the arbitrary described a kind of vibrating diaphragm of claim 1 to 5, it is characterised in that described stiffener is for being distributed in described limit
Discontinuous section of shape structure of edge.
A kind of vibrating diaphragm the most according to claim 7, it is characterised in that the stiffener of described section of shape structure is positioned at described edge
The corner positions in portion and/or be positioned at the straight flange position of described edge part.
9. according to a kind of vibrating diaphragm described in claim 1 to 5 any claim, it is characterised in that described vibrating diaphragm body
Material is silica gel.
10. according to the arbitrary described a kind of vibrating diaphragm of claim 1 to 5, it is characterised in that the material of described stiffener is engineering plastic
Material or thermoplastic elastomer (TPE).
11. a kind of vibrating diaphragms according to claim 10, it is characterised in that described engineering plastics include PU, PEEK, PAR,
At least one in PEI, PI, PPS, PEN, PET and PBT, described thermoplastic elastomer (TPE) includes phenylethylene, olefines, diene
In class, polyvinyl chloride-base, urethane class, esters, amide-type, Organic fluoride class, silicone and vinyl thermoplastic elastomer (TPE) at least
A kind of.
12. minitype acoustic generators, including vibrational system, described vibrational system includes vibrating diaphragm and the voice coil loudspeaker voice coil combined, its feature
Being, described vibrating diaphragm is the vibrating diaphragm described in any one of claim 1 to 11.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610865821.0A CN106231506A (en) | 2016-09-29 | 2016-09-29 | Vibrating diaphragm and be provided with the minitype acoustic generator of this vibrating diaphragm |
| PCT/CN2016/113605 WO2018058841A1 (en) | 2016-09-29 | 2016-12-30 | Diaphragm and miniature acoustical generator provided with diaphragm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610865821.0A CN106231506A (en) | 2016-09-29 | 2016-09-29 | Vibrating diaphragm and be provided with the minitype acoustic generator of this vibrating diaphragm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106231506A true CN106231506A (en) | 2016-12-14 |
Family
ID=58077456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610865821.0A Pending CN106231506A (en) | 2016-09-29 | 2016-09-29 | Vibrating diaphragm and be provided with the minitype acoustic generator of this vibrating diaphragm |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106231506A (en) |
| WO (1) | WO2018058841A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106792383A (en) * | 2017-01-04 | 2017-05-31 | 深圳市音沃仕科技有限公司 | A kind of electroacoustic transducer |
| WO2018058841A1 (en) * | 2016-09-29 | 2018-04-05 | 歌尔股份有限公司 | Diaphragm and miniature acoustical generator provided with diaphragm |
| CN108217577A (en) * | 2016-12-22 | 2018-06-29 | 中芯国际集成电路制造(上海)有限公司 | A kind of MEMS device and preparation method, electronic device |
| CN109968684A (en) * | 2019-03-13 | 2019-07-05 | 东莞涌韵音膜有限公司 | The manufacture craft of the compound ring of liquid |
| CN111683326A (en) * | 2020-07-09 | 2020-09-18 | 江西台德智慧科技有限公司 | But linear motion vibrating diaphragm and artificial intelligence audio amplifier |
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| US6183674B1 (en) * | 1998-10-07 | 2001-02-06 | Foster Electric Co., Ltd. | Manufacturing method of diaphragm for use in electroacoustic transducers |
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| CN103209376A (en) * | 2013-03-19 | 2013-07-17 | 歌尔声学股份有限公司 | Mini-type loudspeaker |
| CN203883985U (en) * | 2014-05-26 | 2014-10-15 | 歌尔声学股份有限公司 | Loudspeaker diaphragm |
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| CN106231506A (en) * | 2016-09-29 | 2016-12-14 | 歌尔股份有限公司 | Vibrating diaphragm and be provided with the minitype acoustic generator of this vibrating diaphragm |
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2016
- 2016-09-29 CN CN201610865821.0A patent/CN106231506A/en active Pending
- 2016-12-30 WO PCT/CN2016/113605 patent/WO2018058841A1/en active Application Filing
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| EP0632675A1 (en) * | 1993-06-28 | 1995-01-04 | Matsushita Electric Industrial Co., Ltd. | Diaphragm-edge integral moldings for speakers, acoustic transducers comprising same and method for fabricating same |
| US6183674B1 (en) * | 1998-10-07 | 2001-02-06 | Foster Electric Co., Ltd. | Manufacturing method of diaphragm for use in electroacoustic transducers |
| US20120237076A1 (en) * | 2009-12-28 | 2012-09-20 | Panasonic Corporation | Speaker diaphragm, and speaker and handheld terminal device using said speaker diaphragm |
| CN103209376A (en) * | 2013-03-19 | 2013-07-17 | 歌尔声学股份有限公司 | Mini-type loudspeaker |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018058841A1 (en) * | 2016-09-29 | 2018-04-05 | 歌尔股份有限公司 | Diaphragm and miniature acoustical generator provided with diaphragm |
| CN108217577A (en) * | 2016-12-22 | 2018-06-29 | 中芯国际集成电路制造(上海)有限公司 | A kind of MEMS device and preparation method, electronic device |
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| CN106792383A (en) * | 2017-01-04 | 2017-05-31 | 深圳市音沃仕科技有限公司 | A kind of electroacoustic transducer |
| CN109968684A (en) * | 2019-03-13 | 2019-07-05 | 东莞涌韵音膜有限公司 | The manufacture craft of the compound ring of liquid |
| CN111683326A (en) * | 2020-07-09 | 2020-09-18 | 江西台德智慧科技有限公司 | But linear motion vibrating diaphragm and artificial intelligence audio amplifier |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018058841A1 (en) | 2018-04-05 |
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Application publication date: 20161214 |
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| RJ01 | Rejection of invention patent application after publication |