CN209949416U - MEMS microphone with wireless charging coil - Google Patents
MEMS microphone with wireless charging coil Download PDFInfo
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- CN209949416U CN209949416U CN201920935917.9U CN201920935917U CN209949416U CN 209949416 U CN209949416 U CN 209949416U CN 201920935917 U CN201920935917 U CN 201920935917U CN 209949416 U CN209949416 U CN 209949416U
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- wireless charging
- charging coil
- circuit substrate
- mems microphone
- microphone
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Abstract
The utility model relates to an audio equipment technical field, concretely relates to take MEMS microphone of wireless charging coil, include: a circuit substrate and a package housing. The packaging shell device is in on the circuit substrate, with the circuit substrate constitutes a packaging main part, be equipped with an acoustics sensor in the packaging main part for receive outside incoming voice information, be equipped with wireless charging coil on the circuit substrate, realize the wireless function of charging of MEMS microphone, make the functional more diversified of microphone, the microphone need not work when charging simultaneously, and the microphone during operation need not charge, does not have electromagnetic interference, is applied to various wearing equipment, prolongs the battery life in the equipment.
Description
Technical Field
The utility model relates to an audio equipment technical field especially relates to a take MEMS microphone of wireless charging coil.
Background
The microphone is also called as a microphone, is a component of an electroacoustic system, is a sensing device for converting sound signals into electric signals, and with the development of the electronic industry and the application of digital technology, higher performance requirements are put on the microphone. One of the existing hearing aids adopts a hollow battery, and the battery belongs to a consumable and is expensive; one is a rechargeable lithium battery, the charging coil is large and takes up space, making the microphone on the hearing aid less convenient and sophisticated in functionality.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a take MEMS microphone of wireless charging coil.
The utility model provides a technical problem can adopt following technical scheme to realize:
an MEMS microphone with a wireless charging coil is characterized by comprising a packaging main body, wherein the packaging main body comprises a circuit substrate, and the circuit substrate is provided with the wireless charging coil, an acoustic sensor and an integrated circuit chip;
the packaging shell is covered on the circuit substrate and forms the packaging main body with the circuit substrate;
and the storage battery is connected with the circuit substrate and is used for providing power and storing power.
Preferably, the wireless charging coil is connected with the storage battery to provide electric energy for the acoustic sensor and the integrated circuit chip.
Preferably, the circuit substrate is a multilayer circuit substrate and is used for embedding the wireless charging coil, and the wireless charging coil is connected with the storage battery and provides electric energy for the multilayer circuit substrate.
Preferably, the upper end face of the packaging shell is provided with an acoustic through hole for transmitting sound.
Preferably, the acoustic sensor is used for receiving voice information.
Preferably, the acoustic sensor is in signal connection with the integrated circuit chip.
Preferably, the battery device is disposed inside the package body or outside the package body.
Preferably, the package body includes a second circuit substrate disposed on an upper end surface inside the package body, and the acoustic sensor and the ic chip signal device are disposed on the second circuit substrate.
Preferably, the battery is a rechargeable battery.
The beneficial effects are that:
the utility model discloses can realize the wireless function of charging of MEMS microphone, make the functional more diversified of microphone, the microphone need not work when charging simultaneously, and the microphone during operation need not charge, does not have electromagnetic interference to be applied to various wearing equipment, prolongs the battery life in the equipment.
Drawings
Fig. 1 is the utility model provides a take MEMS microphone structure chart of wireless charging coil.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
Referring to fig. 1, the present invention provides a structure diagram of a MEMS microphone with a wireless charging coil,
the packaging structure comprises a packaging body 3, wherein the packaging body comprises a circuit substrate 1, and a wireless charging coil acoustic sensor 6 and an integrated circuit chip 7 are arranged on the circuit substrate 1;
the packaging shell 2 is covered on the circuit substrate 1 and forms the packaging main body 3 with the circuit substrate 1;
and the storage battery 5 is connected with the circuit substrate 1 and used for supplying power and storing power.
Further, the wireless charging coil is connected with the storage battery 5 to provide electric energy for the acoustic sensor 6 and the integrated circuit chip 7.
Furthermore, circuit substrate 1 is multilayer circuit substrate, is equipped with a default distance between the multilayer substrate for bury wireless charging coil underground, through being connected with battery 5, provides the electric energy for multilayer circuit substrate, realizes wireless charging.
Further, the upper end face of the packaging shell 2 is provided with an acoustic through hole 4 for sound transmission.
Further, the acoustic sensor 6 is used for receiving and outputting voice information.
Further, the acoustic sensor 6 is in signal connection with the integrated circuit chip 7, and information communication is achieved.
Further, the battery 5 is disposed inside the package body 3 or outside the package body 3.
Further, the package body 3 includes a second circuit substrate disposed on the upper end surface inside the package body 3, and the acoustic sensor 6 and the ic chip signal 7 are mounted on the second circuit substrate.
Further, the battery 5 is a rechargeable battery.
In a preferred embodiment, the microphone does not need to work when charging, the microphone does not need to be charged when working, electromagnetic interference is avoided, and the microphone is applied to various wearable devices to prolong the service life of a battery in the devices.
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.
Claims (9)
1. An MEMS microphone with a wireless charging coil is characterized by comprising a packaging main body, wherein the packaging main body comprises a circuit substrate, and the circuit substrate is provided with the wireless charging coil, an acoustic sensor and an integrated circuit chip;
the packaging shell is covered on the circuit substrate and forms the packaging main body with the circuit substrate;
and the storage battery is connected with the circuit substrate and is used for providing power and storing power.
2. The MEMS microphone with the wireless charging coil according to claim 1, wherein the wireless charging coil provides power for the acoustic sensor and the integrated circuit chip by being connected with the storage battery.
3. The MEMS microphone with the wireless charging coil according to claim 1, wherein the circuit substrate is a multilayer circuit substrate for embedding the wireless charging coil, and the wireless charging coil is connected with the storage battery to provide electric energy for the multilayer circuit substrate.
4. The MEMS microphone with the wireless charging coil of claim 1, wherein the upper end face of the packaging shell is provided with an acoustic through hole for sound transmission.
5. The MEMS microphone with the wireless charging coil of claim 1, wherein the acoustic sensor is configured to receive voice information.
6. The MEMS microphone with the wireless charging coil of claim 5, wherein the acoustic sensor is in signal connection with the integrated circuit chip.
7. The MEMS microphone with the wireless charging coil of claim 1, wherein the storage battery device is inside the package body or outside the package body.
8. The MEMS microphone with the wireless charging coil of claim 6, wherein the package body comprises a second circuit substrate disposed on an upper end surface inside the package body, and the acoustic sensor and the IC chip signal device are disposed on the second circuit substrate.
9. The MEMS microphone with the wireless charging coil of claim 1, wherein the battery is a rechargeable battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920935917.9U CN209949416U (en) | 2019-06-20 | 2019-06-20 | MEMS microphone with wireless charging coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920935917.9U CN209949416U (en) | 2019-06-20 | 2019-06-20 | MEMS microphone with wireless charging coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209949416U true CN209949416U (en) | 2020-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920935917.9U Active CN209949416U (en) | 2019-06-20 | 2019-06-20 | MEMS microphone with wireless charging coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209949416U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110300361A (en) * | 2019-06-20 | 2019-10-01 | 钰太芯微电子科技（上海）有限公司 | A kind of MEMS microphone with Wireless charging coil |
-
2019
- 2019-06-20 CN CN201920935917.9U patent/CN209949416U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110300361A (en) * | 2019-06-20 | 2019-10-01 | 钰太芯微电子科技（上海）有限公司 | A kind of MEMS microphone with Wireless charging coil |
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