CN110300361A - A kind of MEMS microphone with Wireless charging coil - Google Patents
A kind of MEMS microphone with Wireless charging coil Download PDFInfo
- Publication number
- CN110300361A CN110300361A CN201910538723.XA CN201910538723A CN110300361A CN 110300361 A CN110300361 A CN 110300361A CN 201910538723 A CN201910538723 A CN 201910538723A CN 110300361 A CN110300361 A CN 110300361A
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- CN
- China
- Prior art keywords
- wireless charging
- charging coil
- circuit substrate
- mems microphone
- main body
- 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.)
- Pending
Links
- 239000000758 substrate Substances 0.000 claims abstract description 27
- 230000005611 electricity Effects 0.000 claims description 3
- 238000005538 encapsulation Methods 0.000 claims 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R19/00—Electrostatic transducers
- H04R19/005—Electrostatic transducers using semiconductor materials
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R19/00—Electrostatic transducers
- H04R19/02—Loudspeakers
Abstract
The present invention relates to a kind of audio frequency apparatus technical fields, and in particular to a kind of MEMS microphone with Wireless charging coil, comprising: a circuit substrate and package casing composition.The package casing device is on the circuit substrate, a package main body is constituted with the circuit substrate, an Acoustic sensor is equipped in the package main body, to receive external incoming voice messaging, the circuit substrate is equipped with Wireless charging coil, realize the wireless charging function of MEMS microphone, keep the functionality of microphone more diversified, microphone does not have to work when charging simultaneously, charging is not had to when microphone works, there is no electromagnetic interference, be applied to various wearable devices, extends the battery life in equipment.
Description
Technical field
The present invention relates to a kind of audio frequency apparatus technical field more particularly to a kind of MEMS Mikes with Wireless charging coil
Wind.
Background technique
Microphone is also known as microphone, is a component part of electroacoustics system, is a kind of voice signal to be converted into electricity
The senser element of signal proposes higher performance to microphone and wants with the development of electronic industry with the application of digital technology
Ask, in addition to material, in terms of carry out a lot of research work other than, now forward direction subject crossing, technological penetration direction hair
Exhibition.Existing hearing aid is a kind of to use hollow battery, and this battery belongs to consumables, expensive；One is chargeable lithiums
Battery, charge coil is very big, occupied space, to make the microphone on hearing aid functionally not convenient and perfect enough.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of MEMS microphones with Wireless charging coil.
Technical problem solved by the invention can be realized using following technical scheme:
A kind of MEMS microphone with Wireless charging coil, which is characterized in that including a package main body, the package main body
Including a circuit substrate, the circuit substrate is equipped with Wireless charging coil, Acoustic sensor and an IC chip；
One package casing is covered on the circuit substrate, constitutes the package main body with the circuit substrate；
One battery is connect with the circuit substrate, for providing power supply and storage power supply.
Preferably, the Wireless charging coil is the Acoustic sensor and the collection by connecting with the battery
Electric energy is provided at circuit chip.
Preferably, the circuit substrate is Mulitilayer circuit board, for burying the Wireless charging coil, the wireless charging
Electric coil provides electric energy by connecting with the battery, for the Mulitilayer circuit board.
Preferably, the package casing upper surface is equipped with acoustics through-hole, for the incoming of sound.
Preferably, the Acoustic sensor is for receiving voice messaging.
Preferably, the Acoustic sensor is connected with the IC chip signal.
Preferably, the accumulator plant is inside the package main body or outside package main body.
Preferably, the package main body includes a second circuit substrate, is set to package main body inner upper end face, institute
Acoustic sensor and the IC chip signal device are stated on the second circuit substrate.
Preferably, the battery is chargeable storage.
The beneficial effect is that:
The present invention can be realized the wireless charging function of MEMS microphone, keep the functionality of microphone more diversified, together
When charging microphone do not have to work, whens microphone works, does not have to charging, is applied to various wearable devices without electromagnetic interference, prolongs
Battery life in long equipment.
Detailed description of the invention
Fig. 1 provides a kind of MEMS microphone structure figure with Wireless charging coil for the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art without creative labor it is obtained it is all its
His embodiment, shall fall within the protection scope of the present invention.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The present invention will be further explained below with reference to the attached drawings and specific examples, but not as the limitation of the invention.
A kind of MEMS microphone structure figure with Wireless charging coil is provided for the present invention referring to Fig.1,
Including a package main body 3, package main body includes a circuit substrate 1, and 1 is equipped with Wireless charging coil sound on circuit substrate
Learn sensor 6 and an IC chip 7；
One package casing 2, is covered on circuit substrate 1, constitutes the package main body 3 with circuit substrate 1；
One battery 5, connect with circuit substrate 1, for providing power supply and storage power supply.
Further, Wireless charging coil is the Acoustic sensor 6 and the integrated electricity by connecting with battery 5
Road chip 7 provides electric energy.
Further, circuit substrate 1 is Mulitilayer circuit board, a pre-determined distance is equipped between multilager base plate, for burying nothing
Line charge electric coil provides electric energy for Mulitilayer circuit board, realizes wireless charging by connecting with battery 5.
Further, 2 upper surface of package casing is equipped with acoustics through-hole 4, for the incoming of sound.
Further, Acoustic sensor 6 is for receiving voice messaging and exporting.
Further, Acoustic sensor 6 is connected with 7 signal of IC chip, realizes information communication.
Further, battery 5 is installed on outside 3 inside of package main body or package main body 3.
Further, package main body 3 includes a second circuit substrate, is set to 3 inner upper end face of package main body, acoustics sense
It surveys device 6 and integrated die signal 7 is installed on second circuit substrate.
Further, battery 5 is chargeable storage.
In the preferred embodiment, microphone does not have to work when charging, and charging is not had to when microphone works, dry without electromagnetism
It disturbs, is applied to various wearable devices, extend the battery life in equipment.
The foregoing is merely preferred embodiments of the present invention, are not intended to limit embodiments of the present invention and protection model
It encloses, to those skilled in the art, should can appreciate that all with made by description of the invention and diagramatic content
Equivalent replacement and obviously change obtained scheme, should all be included within the scope of the present invention.
Claims (9)
1. a kind of MEMS microphone with Wireless charging coil, which is characterized in that including a package main body, the package main body packet
A circuit substrate is included, the circuit substrate is equipped with Wireless charging coil, Acoustic sensor and an IC chip；
One package casing is covered on the circuit substrate, constitutes the package main body with the circuit substrate；
One battery is connect with the circuit substrate, for providing power supply and storage power supply.
2. a kind of MEMS microphone with Wireless charging coil according to claim 1, which is characterized in that the wireless charging
Electric coil provides electric energy by connecting with the battery, for the Acoustic sensor and the IC chip.
3. a kind of MEMS microphone with Wireless charging coil according to claim 1, which is characterized in that the circuit base
Plate is Mulitilayer circuit board, and for burying the Wireless charging coil, the Wireless charging coil with the battery by connecting
It connects, provides electric energy for the Mulitilayer circuit board.
4. a kind of MEMS microphone with Wireless charging coil according to claim 1, which is characterized in that outside the encapsulation
Shell upper surface is equipped with acoustics through-hole, for the incoming of sound.
5. a kind of MEMS microphone with Wireless charging coil according to claim 1, which is characterized in that the acoustics sense
Device is surveyed for receiving voice messaging.
6. a kind of MEMS microphone with Wireless charging coil according to claim 5, which is characterized in that the acoustics sense
Device is surveyed to connect with the IC chip signal.
7. a kind of MEMS microphone with Wireless charging coil according to claim 1, which is characterized in that the battery
It is installed on inside the package main body or outside package main body.
8. a kind of MEMS microphone with Wireless charging coil according to claim 6, which is characterized in that the encapsulation master
Body includes a second circuit substrate, is set to package main body inner upper end face, the Acoustic sensor and the integrated electricity
Road chip signal is installed on the second circuit substrate.
9. a kind of MEMS microphone with Wireless charging coil according to claim 1, which is characterized in that the battery
For chargeable storage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910538723.XA CN110300361A (en) | 2019-06-20 | 2019-06-20 | A kind of MEMS microphone with Wireless charging coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910538723.XA CN110300361A (en) | 2019-06-20 | 2019-06-20 | A kind of MEMS microphone with Wireless charging coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110300361A true CN110300361A (en) | 2019-10-01 |
Family
ID=68028525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910538723.XA Pending CN110300361A (en) | 2019-06-20 | 2019-06-20 | A kind of MEMS microphone with Wireless charging coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110300361A (en) |
Citations (29)
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-
2019
- 2019-06-20 CN CN201910538723.XA patent/CN110300361A/en active Pending
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