CN109688492A - Sound pickup device and electronic equipment - Google Patents
Sound pickup device and electronic equipment Download PDFInfo
- Publication number
- CN109688492A CN109688492A CN201811619017.XA CN201811619017A CN109688492A CN 109688492 A CN109688492 A CN 109688492A CN 201811619017 A CN201811619017 A CN 201811619017A CN 109688492 A CN109688492 A CN 109688492A
- Authority
- CN
- China
- Prior art keywords
- coating
- charge
- pickup device
- sound pickup
- plate
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/08—Mouthpieces; Microphones; Attachments therefor
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The present embodiments relate to technical field of electronic products, a kind of sound pickup device and electronic equipment are disclosed.In the embodiment of the present invention, sound pickup device, comprising: display module, adhering coating and back pole plate；Display module includes bracket and the show ontology for being integrated with glass cover-plate and display screen；Adhering coating includes at least the resident coating of charge for being stored with negative electrical charge；Show ontology is located in the accommodating space of bracket and glass cover-plate covers the opening of accommodating space, adhering coating painting is located on the predeterminable area of display screen and is located in accommodating space, the inner wall of bracket is arranged in back pole plate, and back pole plate is resident coating and is resident between coating with charge in face of charge has default spacing；Adhering coating and back pole plate are connected to the processing mould group of electronic equipment.The embodiment of the present invention meets the demand for spreading far and wide pickup, so that the shell of electronic equipment improves the appearance of electronic equipment, and enhance the antidusting ability of electronic equipment without carrying out aperture leading note.
Description
Technical field
The present embodiments relate to technical field of electronic products, in particular to a kind of sound pickup device and electronic equipment.
Background technique
The electronic equipments such as mobile phone, tablet computer are widely used in daily life, and electronic equipment provides for people
Multiple functions, the electronic equipments such as voice communication, screen and recording realize that these functions need just to be picked up external sound,
The existing voice pickup function of realization in the electronic device is microphone.However, it is found by the inventors that at least existing in the prior art
Following problem: the pickup of sound is realized using microphone, needs to do multiple sound outlet holes on the shell of electronic equipment, affects electricity
The appearance of sub- equipment, and in the use process of electronic equipment, it often will appear the case where foreign matter blocks sound outlet hole, serious shadow
The ability of microphone voice pickup is rung, and dirt exclusion capabilities are poor.
Summary of the invention
Embodiment of the present invention is designed to provide a kind of sound pickup device and electronic equipment, meets and spreads far and wide pickup
Demand so that the shell of electronic equipment without carrying out aperture leading note, improves the appearance of electronic equipment, and enhance electronics
The antidusting ability of equipment.
In order to solve the above technical problems, embodiments of the present invention provide a kind of sound pickup device, comprising: display mould
Group, adhering coating and back pole plate；The display module includes bracket and the show ontology for being integrated with glass cover-plate and display screen；
The adhering coating includes at least the resident coating of charge for being stored with negative electrical charge；The show ontology is located at the accommodating of the bracket
In space and the glass cover-plate covers the opening of the accommodating space, and the adhering coating, which applies, is located at the default of the display screen
On region and it is located in the accommodating space, the inner wall of the bracket is arranged in the back pole plate, and the back pole plate is in face of described
Charge, which is resident coating and is resident between coating with the charge, has default spacing；The adhering coating and the back pole plate are distinguished
It is connected to the processing mould group of the electronic equipment；The glass cover-plate is used to generate vibrational feedback, the charge to external sound
Resident coating and the back pole plate are used to convert the vibrational feedback to ac voltage signal, and are used for the alternating voltage
Signal is exported to the processing mould group.
Embodiments of the present invention additionally provide a kind of electronic equipment, comprising: processing mould group, shell and above-mentioned sound
Pick device；The sound pickup device is arranged on the housing, the adhering coating, institute in the sound pickup device
It states back pole plate and the show ontology is connected to the processing mould group, and the charge is resident coating ground connection.
Embodiment of the present invention in terms of existing technologies, provides a kind of sound pickup device, sound pickup device
It include: display module, adhering coating and back pole plate；Display module includes bracket and is integrated with the aobvious of glass cover-plate and display screen
Show ontology；Adhering coating includes at least the resident coating of charge for being stored with negative electrical charge；Show ontology is located at the accommodating space of bracket
Interior and glass cover-plate covers the opening of accommodating space, and adhering coating painting is located on the predeterminable area of display screen and is located at accommodating space
In, the inner wall of bracket is arranged in back pole plate, and back pole plate is resident coating and is resident to have between coating with charge in face of charge to be preset
Spacing；I.e. charge is resident coating and back pole plate forms capacitor；Adhering coating and back pole plate are connected to the processing of electronic equipment
Mould group, glass cover-plate are used to generate external sound vibrational feedback, vibrational feedback change charge be resident coating and back pole plate it
Between spacing and charge be resident the capacitor that is formed with back pole plate of coating and change, since charge is resident the guarantor of the charge number on coating
Hold constant, so capacitor changes, the voltage for causing charge to be resident between coating and back pole plate changes, so that charge is stayed
Coating and back pole plate is stayed to be used to convert vibrational feedback to ac voltage signal, and for exporting ac voltage signal to processing
Mould group achievees the purpose that the pickup of sound, and it is sound pick up equipment that the embodiment of the present invention combines existing display module altogether, so that attached
Coating can apply and be located on any predeterminable area of glass cover-plate, increase the area of sound collection on glass cover-plate, pickup
Sensitivity is higher, meets the demand for spreading far and wide pickup；I.e. the embodiment of the present invention is to utilize existing display module in electronic equipment,
And the embodiment of the present invention instead of in the prior art be used for voice pickup microphone so that the shell of electronic equipment without carry out
Aperture leading note improves the appearance of electronic equipment, and enhances the antidusting ability (frequency of user's cleaning screen of electronic equipment
It is higher).
In addition, adhering coating further includes conductive coating；The conductive coating applies the preset areas for being located at the display screen
On domain, the charge is resident coating painting and is located on the conductive coating；The conductive coating is connected to the processing mould group.This reality
It applies in example, adhering coating further includes the conductive coating for applying the predeterminable area for being located at display screen, and charge is resident coating painting and is located at conduction
On coating, enables conductive coating to be resident coating to charge and form certain protection to avoid charge loss and connecting wire etc.
Caused some unstable factors, and improve the conductive effect that charge is resident coating.
In addition, sound pickup device further includes resilient suspension component；The resilient suspension component is arranged in the glass cover
Between plate and the side wall of the bracket.In the present embodiment, resilient suspension component is set between glass cover-plate and the side wall of bracket, is made
Obtaining becomes elastic connection from Hard link between glass cover-plate and the side wall of bracket, reduces the limited degree of glass cover-plate vibration,
So that glass cover-plate is easier to improve pickup sensitivity by acoustic vibration, so that the quality of the sound picked up is higher.
In addition, resilient suspension arm component includes multiple elastic arms；One end of multiple elastic arms is connected to described
On the edges of boards of glass cover-plate, the other end of multiple elastic arms is connected to the side wall of the bracket.In the present embodiment, example
Provide a kind of specific constructive form of resilient suspension component 4.
In addition, predeterminable area is the full frame region of the display screen.In the present embodiment, so that electronic equipment is full frame to have sound
Sound picks up function, improves pickup quality.
Detailed description of the invention
One or more embodiments are illustrated by the picture in corresponding attached drawing, these exemplary theorys
The bright restriction not constituted to embodiment, the element in attached drawing with same reference numbers label are expressed as similar element, remove
Non- to have special statement, composition does not limit the figure in attached drawing.
Fig. 1 is the schematic diagram of sound pickup device according to first embodiment；
Fig. 2 is the diagrammatic cross-section of sound pickup device according to first embodiment；
Fig. 3 is the schematic diagram according to the sound pickup device of second embodiment；
Fig. 4 is the diagrammatic cross-section according to the sound pickup device of second embodiment；
Fig. 5 is the front schematic view according to the sound pickup device of third embodiment；
Fig. 6 is the diagrammatic cross-section according to the sound pickup device of third embodiment；
Fig. 7 is the schematic diagram according to the installing of the sound pickup device of third embodiment in the electronic device；
Fig. 8 is the block diagram according to the electronic equipment of the 4th embodiment；
Fig. 9 is the specific block diagram according to the electronic equipment of the 4th embodiment；
Figure 10 is the structural schematic diagram according to the electronic equipment of the 4th embodiment.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with attached drawing to the present invention
Each embodiment be explained in detail.However, it will be understood by those skilled in the art that in each embodiment party of the present invention
In formula, in order to make the reader understand this application better, many technical details are proposed.But even if without these technical details
And various changes and modifications based on the following respective embodiments, the application technical solution claimed also may be implemented；And
And the division of following each embodiment is for convenience, should not to constitute any limit to specific implementation of the invention
Fixed, each embodiment can be combined with each other mutual utilization under the premise of reconcilable.
The first embodiment of the present invention is related to a kind of sound pickup devices, as shown in Figure 1, 2, sound pickup device packet
It includes: display module 1, adhering coating 2 and back pole plate 3；Display module 1 includes be integrated with glass cover-plate 11 and display screen 12 aobvious
Show ontology 10 and bracket 13；Adhering coating 2 includes at least the resident coating 21 of charge for being stored with negative electrical charge；
In present embodiment, show ontology 10 is located in the accommodating space of bracket 13 and glass cover-plate 11 covers accommodating space
Opening, adhering coating 2 painting is located on the predeterminable area of display screen 12 and be located at accommodating space in, back pole plate 3 be arranged in bracket
13 inner wall, back pole plate 3 is resident coating 21 and is resident between coating 21 with charge in face of charge has default spacing d；Attachment applies
Layer 2 is connected to the processing mould group of electronic equipment with back pole plate 3.
In present embodiment, glass cover-plate 11 is used to generate external sound vibrational feedback, i.e. sound wave causes glass cover-plate
11 vibrate, and direction of vibration is of reciprocating vibration back and forth perpendicular to glass cover-plate, and the frequency of vibration is consistent with sound frequency, charge
Resident coating 21 is used to convert vibrational feedback to ac voltage signal with back pole plate 3, realizes that voice signal turns to electric signal
It changes, and for exporting ac voltage signal to processing mould group, and the frequency of ac voltage signal is consistent with the frequency of sound wave, hands over
The amplitude for flowing voltage signal is directly proportional to the size of sound.
Positive charge is stored in present embodiment on back pole plate 3, and equal with the charge number that charge is resident on coating 21.Electricity
Lotus is resident coating 21 and can be formed by being coated with charge coating on the transparent substrate.The thickness of adhering coating 2 can be according to basis
Actual needs is designed.Back pole plate 3 corresponds to charge and is resident layer 21, i.e. back pole plate 3 is resident layer 21 in face of charge.
In present embodiment, during voice transmission, sound causes glass cover-plate 11 to vibrate, and changes charge
Spacing between resident coating 21 and back pole plate 3, so that charge is resident the capacitor that coating 21 is formed with back pole plate 3 and changes,
It since the charge number Q that charge is resident on coating 21 remains constant, is obtained by U=Q/C, Δ U=Q/ Δ C, i.e. charge are resident
Voltage between coating 21 and back pole plate 3 changes, and is finally exported in the form of ac voltage signal.
The embodiment of the present invention in terms of existing technologies, provides a kind of sound pickup device, sound pickup device
It include: display module, adhering coating and back pole plate；Display module includes bracket and is integrated with the aobvious of glass cover-plate and display screen
Show ontology；Adhering coating includes at least the resident coating of charge for being stored with negative electrical charge；Show ontology is located at the accommodating space of bracket
Interior and glass cover-plate covers the opening of accommodating space, and adhering coating painting is located on the predeterminable area of display screen and is located at accommodating space
In, the inner wall of bracket is arranged in back pole plate, and back pole plate is resident coating and is resident to have between coating with charge in face of charge to be preset
Spacing；I.e. charge is resident coating and back pole plate forms capacitor；Adhering coating and back pole plate are connected to the processing of electronic equipment
Mould group, glass cover-plate are used to generate external sound vibrational feedback, vibrational feedback change charge be resident coating and back pole plate it
Between spacing and charge be resident the capacitor that is formed with back pole plate of coating and change, since charge is resident the guarantor of the charge number on coating
Hold constant, so capacitor changes, the voltage for causing charge to be resident between coating and back pole plate changes, so that charge is stayed
Coating and back pole plate is stayed to be used to convert vibrational feedback to ac voltage signal, and for exporting ac voltage signal to processing
Mould group achievees the purpose that the pickup of sound, and it is sound pick up equipment that the embodiment of the present invention combines existing display module altogether, so that attached
Coating can apply and be located on any predeterminable area of glass cover-plate, increase the area of sound collection on glass cover-plate, pickup
Sensitivity is higher, meets the demand for spreading far and wide pickup；I.e. the embodiment of the present invention is to utilize existing display module in electronic equipment,
And the embodiment of the present invention instead of in the prior art be used for voice pickup microphone so that the shell of electronic equipment without carry out
Aperture leading note improves the appearance of electronic equipment, and enhances the antidusting ability (frequency of user's cleaning screen of electronic equipment
It is higher).
The realization details of the sound pickup device of present embodiment is specifically described below, the following contents is only side
The realization details of offer is just provided, the necessary of this programme is not implemented.
In present embodiment, the predeterminable area of glass cover-plate 11 is the full frame region of display screen 12；To which electronic equipment is complete
Screen has the function of voice pickup, is highly suitable for video calling, hand-free call, hands-free voice etc. and spreads far and wide pickup scene, pickup matter
Amount is high；So without being limited thereto in practice, the present embodiment is not intended to be limited in any the regional scope of predeterminable area, such as can also be glass
The central area of glass cover board 11, lower half screen region or upper half screen region.
In fact, display module 1 further includes the touching being integrated between glass cover-plate 11 and display screen 12 in present embodiment
Touch layer；In the present embodiment, display module 1 also has touch function.
In present embodiment, there is default spacing d to be greater than or equal to 0.05 milli between back pole plate 3 and the resident coating 21 of charge
Rice and be less than or equal to 1 millimeter, the present embodiment is not intended to be limited in any the specific value of default spacing d, as long as can be realized sound
The purpose that sound picks up is all within the scope of the embodiment of the present invention.
Second embodiment of the present invention is related to a kind of sound pickup device.Second embodiment is in first embodiment
On the basis of improve, mainly the improvement is that: in second embodiment of the invention, as shown in Figure 3,4, adhering coating 2
It further include conductive coating 22.
In present embodiment, the painting of conductive coating 22 is located on 12 predeterminable area of display screen, and charge is resident coating 21 and is applied
It is located on conductive coating 22；Conductive coating 22 is connected to processing mould group.
For the embodiment of the present invention for first embodiment, adhering coating further includes applying to be located at the default of display screen
The conductive coating in region, charge are resident coating painting and are located on conductive coating, and conductive coating is enabled to be resident coating shape to charge
At certain protection to avoid some unstable factors caused by charge loss and connecting wire etc., and improve the resident painting of charge
The conductive effect of layer.
Third embodiment of the present invention is related to a kind of sound pickup device.Third embodiment is in second embodiment
On the basis of improve, mainly the improvement is that: in third embodiment of the invention, as illustrated in figs. 5-7, voice pickup dress
Setting further includes resilient suspension component 4.
In present embodiment, as illustrated in figs. 5-7, the side wall of glass cover-plate 11 Yu bracket 13 is arranged in resilient suspension component 4
Between.
In one example, as shown in figure 5, resilient suspension component 4 includes multiple elastic arms 41；The one of multiple elastic arms 41
End is connected to the edges of boards of glass cover-plate 11, and the other end of multiple elastic arms 41 is connected to the side wall of bracket 13；It is so real
It is without being limited thereto in border, a kind of specific constructive form of resilient suspension component 4 is present embodiments provided, the present embodiment is to elastic arm 41
Shape, quantity, the spacing between elastic arm 41, the length of elastic arm 41, elastic arm 41 material be not intended to be limited in any, can root
Specifically it is arranged according to actual conditions.
Optionally, in present embodiment, resilient suspension component 4 further includes interior connection side and outer even curbside, each elastic arm 41
Both ends be connected to it is interior connection while with outer connection；When seated, interior connection side is connect with glass cover-plate 11, by outer company
Edge fit is connected with the side wall of bracket 13；Right without being limited thereto in practice, connection side of the present embodiment to resilient suspension component 4 and bracket
Formula is not intended to be limited in any, such as the outer connection side of resilient suspension component 4 can be with the side wall of bracket as one.
In a specific example, elastic arm 41 is monocrystalline silicon piece, spring or elastic slice；It is so without being limited thereto in practice, this
Embodiment is not intended to be limited in any the specific constructive form of elastic arm 41.
In a specific example, as shown in figure 5, the isosceles triangle of the shape of elastic arm 41, isosceles triangle
Top is fixed on the edges of boards of glass cover-plate 41, and the bottom end of isosceles triangle is fixed on the side wall of bracket 13；In the present embodiment, elasticity
Arm 41 is isosceles triangle, so that the connection between glass cover-plate 11 and bracket 13 is more firm, so without being limited thereto in practice, example
If the shape of elastic arm 41 can also be stick-like, netted or helical form.
In fact, the embodiment of the present invention may be improvement project on the basis of first embodiment.
Elasticity is arranged for second embodiment in the embodiment of the present invention between glass cover-plate and the side wall of bracket
Suspension assembly reduces glass cover-plate vibration so that becoming elastic connection from Hard link between glass cover-plate and the side wall of bracket
Limited degree, so that glass cover-plate is easier to improve pickup sensitivity by acoustic vibration, so that the quality of the sound picked up
It is higher.
4th embodiment of the invention is related to a kind of electronic equipment, and as seen in figs. 8-10, electronic equipment includes: processing mould
The sound pickup device of group, shell and first embodiment into third embodiment in any embodiment.
In present embodiment, adhering coating 2, backplane on shell, in sound pickup device is arranged in sound pickup device
Plate 3 and show ontology 10 are connected to processing mould group, and charge is resident coating 21 and is grounded.
In one example, when electronic equipment is mobile phone, shell is front housing, so without being limited thereto in practice, the present embodiment pair
Shell is not intended to be limited in any.
Specifically, in present embodiment, as shown in figure 9, processing mould group 5 include processor 51, power management chip 52,
Signal amplification unit 53 and codec chip 54.In power management chip 52, codec chip 54 and sound pickup device
Show ontology 3 be connected to processor 51；Adhering coating 2 in voice pickup mould group is connected to signal with back pole plate 1 and puts
Big unit 53, and signal amplification unit 53 is also attached to power management chip 52 and codec chip 54, signal amplification unit 53
For impedance matching and for being amplified to ac voltage signal.In the present embodiment, the one kind for providing processing mould group is specific
Structure type.
Specifically, as shown in Figure 10, signal amplification unit 53 includes field effect transistor FET 531 and load impedance 532；
The grid of field effect transistor 531 is connected to charge and is resident coating 21 and back pole plate 1, and the source level of field effect transistor 531 is grounded；
The drain of field effect transistor 531 is connected to one end of codec chip 54 Yu load impedance 532, load impedance 532 it is another
End is connected to power management chip 52；Wherein, load impedance 532 is, for example, 2.2 kilohms.In the present embodiment, signal is provided
A kind of specific constructive form of amplifying unit 53.
Preferably, signal amplification unit 53 further includes capacitance 533；The drain of field effect transistor 531 passes through blocking
Capacitor 533 is connected to signal codec chip 54.In the present embodiment, increase capacitance 533 to avoid direct current signal as far as possible
Pass through.
In terms of existing technologies, electronic equipment includes sound provided in an embodiment of the present invention to embodiments of the present invention
Pick device, the sound pickup device include: display module, adhering coating and back pole plate；Display module includes bracket sum aggregate
At the show ontology for having glass cover-plate and display screen；Adhering coating includes at least the resident coating of charge for being stored with negative electrical charge；It is aobvious
Show that ontology is located in the accommodating space of bracket and glass cover-plate covers the opening of accommodating space, adhering coating painting is located at display screen
On predeterminable area and be located in accommodating space, back pole plate is arranged in the inner wall of bracket, back pole plate in face of charge be resident coating and with
Charge, which is resident between coating, has default spacing；I.e. charge is resident coating and back pole plate forms capacitor；Adhering coating and back pole plate
It is connected to the processing mould group of electronic equipment, glass cover-plate is used to generate external sound vibrational feedback, and vibrational feedback changes
Charge is resident the spacing between coating and back pole plate and charge is resident the capacitor that coating is formed with back pole plate and changes, due to
The charge number that charge is resident on coating is kept constant, and causes charge to be resident between coating and back pole plate so capacitor changes
Voltage changes, so that charge is resident coating and back pole plate is used to convert ac voltage signal for vibrational feedback, and is used for
Ac voltage signal is exported to processing mould group, achievees the purpose that the pickup of sound, and the embodiment of the present invention combines existing show
Show that mould group is sound pick up equipment altogether, adhering coating is applied and is located on any predeterminable area of glass cover-plate, glass is increased
The area of sound collection on cover board, pickup sensitivity is higher, meets the demand for spreading far and wide pickup；I.e. the embodiment of the present invention is to utilize
Existing display module in electronic equipment, and the embodiment of the present invention instead of in the prior art be used for voice pickup microphone,
So that the shell of electronic equipment improves the appearance of electronic equipment, and enhance electronic equipment without carrying out aperture leading note
Antidusting ability (frequency that user cleans screen is higher).
It will be understood by those skilled in the art that the respective embodiments described above are to realize specific embodiments of the present invention,
And in practical applications, can to it, various changes can be made in the form and details, without departing from the spirit and scope of the present invention.
Claims (10)
1. a kind of sound pickup device characterized by comprising display module, adhering coating and back pole plate；The display mould
Group includes bracket and the show ontology for being integrated with glass cover-plate and display screen；The adhering coating includes at least and is stored with negative electrical charge
Charge be resident coating；
The show ontology is located in the accommodating space of the bracket and the glass cover-plate covers the opening of the accommodating space,
The adhering coating painting is located on the predeterminable area of the display screen and is located in the accommodating space, and the back pole plate setting exists
The inner wall of the bracket, the back pole plate is resident coating and is resident to have between coating with the charge in face of the charge to be preset
Spacing；
The adhering coating and the back pole plate are connected to the processing mould group of the electronic equipment；
The glass cover-plate is used to generate external sound vibrational feedback, and the resident coating of the charge and the back pole plate are used for will
The vibrational feedback is converted into ac voltage signal, and for exporting the ac voltage signal to the processing mould group.
2. sound pickup device according to claim 1, which is characterized in that the adhering coating further includes conductive coating；
The conductive coating painting is located on the predeterminable area of the display screen, and the charge is resident coating painting and is located at described lead
In electrocoat；
The conductive coating is connected to the processing mould group.
3. sound pickup device according to claim 1, which is characterized in that the sound pickup device further includes elastic suspended
Hanging component；
The resilient suspension component is arranged between the glass cover-plate and the side wall of the bracket.
4. sound pickup device according to claim 3, which is characterized in that the resilient suspension arm component includes multiple bullets
Property arm；
One end of multiple elastic arms is connected on the edges of boards of the glass cover-plate, the other end of multiple elastic arms
It is connected to the side wall of the bracket.
5. sound pickup device according to claim 4, which is characterized in that the elastic arm be monocrystalline silicon piece, spring or
Elastic slice.
6. sound pickup device according to claim 1, which is characterized in that the predeterminable area is the complete of the display screen
Shield region.
7. sound pickup device according to claim 1, which is characterized in that the default spacing is greater than or equal to 0.05 milli
Rice and be less than or equal to 1 millimeter.
8. sound pickup device according to claim 1, which is characterized in that the show ontology further include be integrated in it is described
Touch layer between glass cover-plate and the display screen.
9. a kind of electronic equipment characterized by comprising described in processing mould group, shell and any one of claims 1 to 8
Sound pickup device；
The sound pickup device is arranged on the housing, the adhering coating, the back in the sound pickup device
Pole plate and the show ontology are connected to the processing mould group, and the charge is resident coating ground connection.
10. electronic equipment according to claim 9, which is characterized in that when the electronic equipment is mobile phone, the shell is
Front housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811619017.XA CN109688492B (en) | 2018-12-28 | 2018-12-28 | Sound pickup device and electronic apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811619017.XA CN109688492B (en) | 2018-12-28 | 2018-12-28 | Sound pickup device and electronic apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109688492A true CN109688492A (en) | 2019-04-26 |
| CN109688492B CN109688492B (en) | 2020-11-27 |
Family
ID=66190069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811619017.XA Active CN109688492B (en) | 2018-12-28 | 2018-12-28 | Sound pickup device and electronic apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109688492B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112527061A (en) * | 2020-12-07 | 2021-03-19 | 维沃移动通信有限公司 | Electronic equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1633825A (en) * | 2002-02-15 | 2005-06-29 | 夏普株式会社 | Card sound device and electronic apparatus having same |
| CN101018429A (en) * | 2007-03-05 | 2007-08-15 | 胡维 | Capacitor micro silicon microphone and making method |
| US20090290746A1 (en) * | 2005-04-22 | 2009-11-26 | Sharp Kabushiki Kaisha | Card-type device and method for manufacturing same |
| US20160091378A1 (en) * | 2014-09-29 | 2016-03-31 | Invensense, Inc. | Microelectromechanical systems (mems) pressure sensor having a leakage path to a cavity |
| CN206932406U (en) * | 2017-06-30 | 2018-01-26 | 歌尔科技有限公司 | Mems microphone |
| CN108622843A (en) * | 2017-03-22 | 2018-10-09 | 中芯国际集成电路制造(上海)有限公司 | MEMS microphone and forming method thereof |
| CN108881568A (en) * | 2018-05-17 | 2018-11-23 | Oppo广东移动通信有限公司 | Method, apparatus, electronic device and the storage medium of display screen sounding |
-
2018
- 2018-12-28 CN CN201811619017.XA patent/CN109688492B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1633825A (en) * | 2002-02-15 | 2005-06-29 | 夏普株式会社 | Card sound device and electronic apparatus having same |
| US20090290746A1 (en) * | 2005-04-22 | 2009-11-26 | Sharp Kabushiki Kaisha | Card-type device and method for manufacturing same |
| CN101018429A (en) * | 2007-03-05 | 2007-08-15 | 胡维 | Capacitor micro silicon microphone and making method |
| US20160091378A1 (en) * | 2014-09-29 | 2016-03-31 | Invensense, Inc. | Microelectromechanical systems (mems) pressure sensor having a leakage path to a cavity |
| CN108622843A (en) * | 2017-03-22 | 2018-10-09 | 中芯国际集成电路制造(上海)有限公司 | MEMS microphone and forming method thereof |
| CN206932406U (en) * | 2017-06-30 | 2018-01-26 | 歌尔科技有限公司 | Mems microphone |
| CN108881568A (en) * | 2018-05-17 | 2018-11-23 | Oppo广东移动通信有限公司 | Method, apparatus, electronic device and the storage medium of display screen sounding |
Non-Patent Citations (1)
| Title |
|---|
| 沈国豪: "电容式硅基MEMS 传声器的结构优化设计", 《半导体器件》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112527061A (en) * | 2020-12-07 | 2021-03-19 | 维沃移动通信有限公司 | Electronic equipment |
| WO2022121729A1 (en) * | 2020-12-07 | 2022-06-16 | 维沃移动通信有限公司 | Electronic device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109688492B (en) | 2020-11-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106210199B (en) | Center component and electronic equipment | |
| CN207099321U (en) | Loudspeaker enclosure and electric terminal equipment | |
| TW200424625A (en) | Liquid crystal module | |
| CN208638657U (en) | Loudspeaker | |
| CN106254592B (en) | A kind of mobile terminal | |
| CN109688492A (en) | Sound pickup device and electronic equipment | |
| CN109445640A (en) | Display screen and electronic equipment with the display screen | |
| CN208638530U (en) | Loudspeaker enclosure | |
| CN105120039A (en) | Mobile terminal | |
| CN109688524A (en) | Sound pickup device and electronic equipment | |
| US10123127B2 (en) | Sound generator, vibration member for the sound generator, and sound generation system | |
| CN109710210A (en) | Sound pickup device and electronic equipment | |
| CN207976669U (en) | A kind of display screen | |
| CN102223590A (en) | Planar loudspeaker with heat-dissipation structure and heat-dissipation method of planar loudspeaker | |
| US8243966B2 (en) | Assembly structure of a flat speaker | |
| CN206341393U (en) | Loudspeaker enclosure | |
| CN105959883B (en) | A kind of loudspeaker assembly and mobile terminal | |
| CN211557476U (en) | Dustproof structure, microphone packaging structure and electronic equipment | |
| CN209462828U (en) | A kind of integrated-type module with buffer protection | |
| CN105242803B (en) | The installation method and a kind of mobile terminal of a kind of touch chip | |
| CN209375863U (en) | Microphone | |
| CN207968920U (en) | Loudspeaker enclosure | |
| CN208061177U (en) | A kind of panel binding formula capacitance touch screen | |
| CN105554600A (en) | Electret microphone | |
| CN205491147U (en) | Electret microphone |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |