CN209949426U - MEMS microphone and full-integrated hearing aid - Google Patents
MEMS microphone and full-integrated hearing aid Download PDFInfo
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- CN209949426U CN209949426U CN201920935426.4U CN201920935426U CN209949426U CN 209949426 U CN209949426 U CN 209949426U CN 201920935426 U CN201920935426 U CN 201920935426U CN 209949426 U CN209949426 U CN 209949426U
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Abstract
The utility model relates to a audiphone technical field, concretely relates to MEMS microphone and full integrated audiphone, include: the microphone comprises a battery, a microphone and a loudspeaker; the battery is used for providing power and is connected with the power receiving end of the microphone; the signal output end of the microphone is connected with the loudspeaker; the microphone is integrated by an acoustic sensing module, a signal processing circuit and a driving amplifier, the acoustic sensing module is used for collecting sound and converting sound signals into electric signals, and the signal processing circuit is connected with the acoustic sensing module and is used for carrying out digital signal processing on the electric signals output by the acoustic sensing module; the driving amplifier is connected with the signal processing circuit and is used for filtering and amplifying the received signal; the loudspeaker is used for converting the electric signal into a sound signal and outputting the sound signal. The utility model discloses with the trinity integration of signal processing circuit, driver amplifier and acoustic sensing module in the microphone, the encapsulation closes to one, has reduced line and audiphone volume between the audiphone.
Description
Technical Field
The utility model relates to a audiphone technical field especially relates to a MEMS microphone and full integrated audiphone.
Background
Hearing aids are currently the main intervention for mild and moderate sensorineural hearing disorders, partially mixed and at least partially conductive deafness disorders. The hearing aid is actually an electroacoustic amplifier, and the principle is that a sound signal is picked up by one or more microphones and converted into an electric signal, the electric signal is amplified by the amplifier, and the electric signal is restored into a sound signal by a loudspeaker and transmitted to human ears.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a MEMS microphone and full integrated audiphone.
The utility model provides a technical problem can adopt following technical scheme to realize:
the utility model provides a MEMS microphone, its characterized in that includes the encapsulation main part that a base plate and a encapsulation shell are constituteed, set up acoustics sensing module, signal processing circuit and driver amplifier in the encapsulation main part, acoustics sensing module signal processing circuit and driver amplifier signal connection, the encapsulation main part is equipped with power connection end and the signal output end with external connection.
A fully integrated hearing aid, comprising:
the microphone comprises a packaging main body consisting of a substrate and a packaging shell, wherein an acoustic sensing module, a signal processing circuit and a driving amplifier are arranged in the packaging main body, the acoustic sensing module, the signal processing circuit and the driving amplifier are in signal connection, and the packaging main body is provided with a power supply connecting end and a signal output end which are connected with the outside;
the battery is connected with the power supply connecting end and is used for providing working power supply;
and the loudspeaker is connected with the signal output end and used for converting the digital signal into a sound signal and outputting the sound signal.
Preferably, the acoustic sensing module is configured to collect a sound signal, convert the sound signal into an electrical signal, and connect to the signal processing circuit.
Preferably, the signal processing circuit is configured to receive the electrical signal, perform digital signal processing on the electrical signal, and output the digital signal.
Preferably, the driving amplifier is used for filtering, amplifying and outputting the digital signal, and is connected to the signal processing circuit.
Preferably, the loudspeaker receives the signal processed by the driving amplifier, and converts the signal into a sound signal to be output.
Preferably, the battery is a rechargeable battery.
Preferably, the microphone is a micro-electromechanical system based microphone.
The beneficial effects are that:
the utility model discloses with signal processing module, driver amplifier and the trinity integration of microphone module in the microphone, the encapsulation closes to one, has reduced the line between the audiphone and the volume of audiphone, has made things convenient for user's use.
Drawings
Fig. 1 is a structural block diagram of a MEMS microphone and a fully integrated hearing aid provided by the present invention.
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 utility model provides a pair of MEMS microphone and full integrated audiphone structure block diagram, its characterized in that includes: a battery 1, a microphone 2, and a speaker 3;
the microphone 2 comprises a packaging main body consisting of a substrate and a packaging shell, wherein an acoustic sensing module 4, a signal processing circuit 5 and a driving amplifier 6 are arranged in the packaging main body, the acoustic sensing module 4, the signal processing circuit 5 and the driving amplifier 6 are in signal connection, and the packaging main body is provided with a power supply connecting end and a signal output end which are connected with the outside;
the battery 1 is connected with the power supply connecting end and used for providing a working power supply;
and the loudspeaker 3 is connected with the signal output end and used for converting the digital signal into a sound signal and outputting the sound signal.
Further, the acoustic sensing module 4 is used for collecting a sound signal, converting the sound signal into an electrical signal, and connecting the electrical signal to the signal processing circuit 5.
Further, the signal processing circuit 5 is configured to receive the electrical signal, perform digital signal processing on the electrical signal, and output the digital signal.
Further, the driver amplifier 6 is connected to the signal processing circuit 5 for filtering and amplifying the digital signal and outputting the digital signal.
Further, the speaker 3 receives the signal processed by the driver amplifier and converts the signal into an audio signal to output.
Further, the battery 1 is a rechargeable battery.
Further, the microphone 3 is a mems-based microphone.
Further, the microphone 3 is a MEMS microphone.
Furthermore, the acoustic sensing module 4, the signal processing circuit 5 and the driving amplifier 6 are packaged into a whole, so that the connecting wires and the connection of all the modules are reduced, and the volume of the microphone 2 is reduced, so that the volume of the whole hearing aid is reduced, and the wearing of a user is facilitated.
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 (8)
1. The utility model provides a MEMS microphone, its characterized in that includes the encapsulation main part that a base plate and a encapsulation shell are constituteed, set up acoustics sensing module, signal processing circuit and driver amplifier in the encapsulation main part, acoustics sensing module signal processing circuit and driver amplifier signal connection, the encapsulation main part is equipped with power connection end and the signal output end with external connection.
2. A fully integrated hearing aid, comprising:
the microphone comprises a packaging main body consisting of a substrate and a packaging shell, wherein an acoustic sensing module, a signal processing circuit and a driving amplifier are arranged in the packaging main body, the acoustic sensing module, the signal processing circuit and the driving amplifier are in signal connection, and the packaging main body is provided with a power supply connecting end and a signal output end which are connected with the outside;
the battery is connected with the power supply connecting end and is used for providing working power supply;
and the loudspeaker is connected with the signal output end and used for converting the digital signal into a sound signal and outputting the sound signal.
3. The hearing aid according to claim 2, wherein the acoustic sensing module is configured to collect and convert sound signals into electrical signals, and is connected to the signal processing circuit.
4. The hearing aid according to claim 3, wherein the signal processing circuit is configured to receive the electrical signal, perform digital signal processing on the electrical signal, and output the digital signal.
5. The hearing aid according to claim 4, wherein the driver amplifier is connected to the signal processing circuit for filtering and amplifying the digital signal and outputting the filtered digital signal.
6. The hearing aid according to claim 5, wherein the speaker receives the signal processed by the driver amplifier and converts the signal into an audio signal for output.
7. The fully integrated hearing aid according to claim 2, wherein the battery is a rechargeable battery.
8. The fully integrated hearing aid according to claim 2, wherein the microphone is a mems based microphone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920935426.4U CN209949426U (en) | 2019-06-20 | 2019-06-20 | MEMS microphone and full-integrated hearing aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920935426.4U CN209949426U (en) | 2019-06-20 | 2019-06-20 | MEMS microphone and full-integrated hearing aid |
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| Publication Number | Publication Date |
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| CN209949426U true CN209949426U (en) | 2020-01-14 |
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| CN201920935426.4U Active CN209949426U (en) | 2019-06-20 | 2019-06-20 | MEMS microphone and full-integrated hearing aid |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110300363A (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 and fully integrated hearing aid |
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2019
- 2019-06-20 CN CN201920935426.4U patent/CN209949426U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110300363A (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 and fully integrated hearing aid |
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