CN204069344U - The hearing aids that inductance microphone intelligence switches - Google Patents
The hearing aids that inductance microphone intelligence switches Download PDFInfo
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- CN204069344U CN204069344U CN201420533757.2U CN201420533757U CN204069344U CN 204069344 U CN204069344 U CN 204069344U CN 201420533757 U CN201420533757 U CN 201420533757U CN 204069344 U CN204069344 U CN 204069344U
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- inductance
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Abstract
The utility model discloses the hearing aids that a kind of inductance microphone intelligence switches, it comprises Micro-processor MCV, microphone, battery, receiver, inductance microphone commutation circuit, Micro-processor MCV receives the voice signal that microphone gathers, and it is processed, final output sound signal is to receiver, and battery is this power hearing aids; Inductance microphone commutation circuit comprises inductance, inductance signal testing circuit and commutation circuit, the output of inductance is connected to the input of Micro-processor MCV and the input of inductance signal testing circuit, the output of inductance signal testing circuit is connected to the input of Micro-processor MCV, the output of Micro-processor MCV is connected to the input of commutation circuit, the output of commutation circuit is connected to the input of microphone and inductance, when Micro-processor MCV receives inductance signal, control the input of commutation circuit mute microphone (MIC); When Micro-processor MCV does not receive inductance signal, control commutation circuit and open the input of microphone, close the input of inductance.
Description
Technical field
The utility model relates to a kind of digital BTE aid, particularly relates to the hearing aids that can carry out intelligence switching between a kind of inductance and microphone.
Background technology
Hearing aids (hearing aid) contributes to hearing disabilities person to improve dysacousis, and then the unit of raising and his conference communicative competence and instrument etc.Hearing aids is divided into simulation hearing aids and digital deaf-aid.Current digital deaf-aid replaces the market sale of simulation hearing aids substantially with its good performance advantage.Digital deaf-aid generally comprises body and earplug, Micro-processor MCV, microphone, battery and receiver is provided with in body, adopt Micro-processor MCV to carry out digital processing to the acoustical signal gathered, and by D/A digital-to-analogue conversion, digital signal is changed into analog signal output acoustical signal to receiver.
Digital BTE aid is as the one of digital deaf-aid, and its outward appearance is slightly large, more some additional functions of hearing aids (as the technology such as bluetooth, FM) can be placed on above hard of hearing machine, meet the more different demands of listening.
Existing digital BTE aid can store multiple program, the input mode that different programmings is different, inductance and microphone are separately positioned in different programs, when program switches, mainly manually operation sequence button switches different programs, namely different input modes.Such as application number is the utility model patent of 200920117702.2; disclose a kind of digital BTE aid; it comprises behind-the-ear main body and external receiver; behind-the-ear main body is connected by plain conductor with external receiver; be provided with hearing aid chips, microphone, inductance coil, program switching push button, DLL (dynamic link library), wiring board and battery compartment in behind-the-ear main body, external receiver comprises receiver, receiver protection chamber, external receiver earplug or external receiver shell.Above-mentioned digital BTE aid, as the typical hearing aids of one, its when program switches mainly manually operation sequence switching push button switch different programs, under this kind of mode, for the user of some the elderly or children or other inconvenient service routine buttons, have and control inconvenient problem, and easily cause misoperation.
Utility model content
Therefore, for above-mentioned problem, the utility model proposes the hearing aids that a kind of inductance microphone intelligence switches, the program commutation circuit of existing hearing aids is improved, thus the use avoided manual operation program pushbutton and cause is inconvenient or the problem of misoperation.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts is, the hearing aids that a kind of inductance microphone intelligence switches, comprise Micro-processor MCV, microphone, battery, receiver, inductance microphone commutation circuit, microphone gathers extraneous voice signal, export Micro-processor MCV to, Micro-processor MCV receives the voice signal that microphone gathers, and digital processing is carried out to it, and by D/A digital-to-analogue conversion, digital signal being changed into analog signal output voice signal to receiver, battery is this power hearing aids; Wherein, inductance microphone commutation circuit comprises inductance, inductance signal testing circuit and commutation circuit, the output of inductance is connected to the input of Micro-processor MCV and the input of inductance signal testing circuit, the output of inductance signal testing circuit is connected to the input of Micro-processor MCV, the output of Micro-processor MCV is connected to the input of commutation circuit, the output of commutation circuit is connected to the input of microphone and inductance, when Micro-processor MCV receives inductance signal, control the input of commutation circuit mute microphone (MIC); When Micro-processor MCV does not receive inductance signal, control commutation circuit and open the input of microphone, close the input of inductance.
As a feasible scheme, described inductance microphone commutation circuit comprises inductance L 1, microphone Mic1, processor, commutation circuit and ADC module, the input of ADC module is connected to the output of inductance L 1 and the output of microphone Mic1, the output of ADC module is connected to the input of processor, the output of processor is connected to the input of commutation circuit, and the output of commutation circuit is connected to the input of inductance L 1 and microphone Mic1; Wherein, ADC module, as signal deteching circuit, gathers the output of inductance L 1 and microphone Mic1, and transfers to processor and commutation circuit carries out intelligence switching.Wherein, processor, commutation circuit and ADC module can adopt same chip to realize, also different circuit modules can be adopted to realize, as a concrete example, processor, commutation circuit and ADC module are the chip microcontroller of STC12C5A60S2 by model, this single-chip microcomputer STC12C5A60S2 passes through the signal of its ADC module Real-time Collection microphone Mic1 and inductance L 1, when ADC module does not collect inductance signal, microphone signal is transferred to the input of hearing aid chips by single-chip microcomputer STC12C5A60S2; When ADC module acquires is to inductance signal, microphone signal end is closed by single-chip microcomputer STC12C5A60S2, and inductance signal is transferred to the input of hearing aid chips, thus realizes intelligence switching.
The utility model, by improving existing program commutation circuit, realizes inductance microphone intelligence and switches.Its signal of telecommunication detecting inductance input by Micro-processor MCV identifies whether the input having inductance, if detect that inductance inputs, and the input of the automatic mute microphone (MIC) of Micro-processor MCV; If detect when inputting without inductance, Micro-processor MCV opens microphone input automatically, closes inductance input.This hearing aids realizes intelligence and switches, and avoids the elderly or children to control inconvenient and misoperation to program pushbutton.The commutation circuit structure that this hearing aids improves is simple, is easy to realize, and has good practicality.
Accompanying drawing explanation
Fig. 1 is the theory diagram of the inductance microphone commutation circuit of embodiment 1 of the present utility model;
Fig. 2 is the theory diagram of the inductance microphone commutation circuit of embodiment 2 of the present utility model;
Fig. 3 is the circuit theory diagrams of inductance microphone commutation circuit of the present utility model.
Embodiment
Now with embodiment, the utility model is further illustrated by reference to the accompanying drawings.
Existing digital BTE aid, when program switches, mainly manually operation sequence switching push button switches different programs, under this kind of mode, some the elderly or children are faced and controls inconvenience and the problem easily causing misoperation, the utility model improves this phenomenon just, the mode adopting intelligence to switch, no longer needs user's manual switchover program.
embodiment 1
As a specific embodiment, see Fig. 1, the hearing aids that inductance microphone intelligence of the present utility model switches, comprise Micro-processor MCV, microphone, battery, receiver, inductance microphone commutation circuit, microphone gathers extraneous voice signal, export Micro-processor MCV to, Micro-processor MCV receives the voice signal that microphone gathers, and digital processing is carried out to it, and by D/A digital-to-analogue conversion, digital signal being changed into analog signal output voice signal to receiver, battery is this power hearing aids.
Wherein, consult Fig. 1, inductance microphone commutation circuit comprises inductance, inductance signal testing circuit and commutation circuit, the output of inductance is connected to the input of Micro-processor MCV and the input of inductance signal testing circuit, the output of inductance signal testing circuit is connected to the input of Micro-processor MCV, the output of Micro-processor MCV is connected to the input of commutation circuit, the output of commutation circuit is connected to the input of microphone and inductance, when Micro-processor MCV receives inductance signal, control the input of commutation circuit mute microphone (MIC); When Micro-processor MCV does not receive inductance signal, control commutation circuit and open the input of microphone, close the input of inductance.
embodiment 2
As another embodiment, as shown in Figure 2, the hearing aids that inductance microphone intelligence of the present utility model switches, comprises Micro-processor MCV, microphone, inductance and other function of hearing aid modules.In the present embodiment, inductance microphone commutation circuit is realized by Micro-processor MCV.In the circuit, the input of microphone and inductance controls with by Micro-processor MCV, and the signal of telecommunication being detected inductance input by Micro-processor MCV identifies whether the input having inductance, if detect that inductance inputs, and the input of the automatic mute microphone (MIC) of Micro-processor MCV; If detect when inputting without inductance, Micro-processor MCV opens microphone input automatically, closes inductance input.MCU output signal passes to other function of hearing aid modules and carries out filtering, frequency dividing control frequency response, then is synthesized after controlling sound size by output control, gain, then carried out D/A conversion, finally by H bridge driver output.
As one of inductance microphone commutation circuit feasible execution mode, see Fig. 3, in this circuit, be that the single-chip microcomputer of STC12C5A60S2 is to control chip (Micro-processor MCV) input of hearing aids by model.Single-chip microcomputer STC12C5A60S2 is by its ADC(analog-to-digital converter, analog to digital converter) signal of module Real-time Collection microphone Mic1 and inductance L 1, when ADC module does not collect inductance signal, microphone signal is transferred to the input of hearing aid chips by single-chip microcomputer STC12C5A60S2; When ADC module acquires is to inductance signal, microphone signal end is closed by single-chip microcomputer STC12C5A60S2, and inductance signal is transferred to the input of hearing aid chips.Said process can realize intelligence and switch.
Although specifically show in conjunction with preferred embodiment and describe the utility model; but those skilled in the art should be understood that; not departing from the spirit and scope of the present utility model that appended claims limits; can make a variety of changes the utility model in the form and details, be protection range of the present utility model.
Claims (3)
1. the hearing aids of inductance microphone intelligence switching, it is characterized in that: comprise Micro-processor MCV, microphone, battery, receiver, inductance microphone commutation circuit, microphone gathers extraneous voice signal, export Micro-processor MCV to, Micro-processor MCV receives the voice signal that microphone gathers, and digital processing is carried out to it, and by D/A digital-to-analogue conversion, digital signal is changed into analog signal output voice signal to receiver, battery is this power hearing aids;
Inductance microphone commutation circuit comprises inductance, inductance signal testing circuit and commutation circuit, the output of inductance is connected to the input of Micro-processor MCV and the input of inductance signal testing circuit, the output of inductance signal testing circuit is connected to the input of Micro-processor MCV, the output of Micro-processor MCV is connected to the input of commutation circuit, the output of commutation circuit is connected to the input of microphone and inductance, when Micro-processor MCV receives inductance signal, control the input of commutation circuit mute microphone (MIC); When Micro-processor MCV does not receive inductance signal, control commutation circuit and open the input of microphone, close the input of inductance.
2. the hearing aids of inductance microphone intelligence according to claim 1 switching, it is characterized in that: described inductance microphone commutation circuit comprises inductance L 1, microphone Mic1, processor, commutation circuit and ADC module, the input of ADC module is connected to the output of inductance L 1 and the output of microphone Mic1, the output of ADC module is connected to the input of processor, the output of processor is connected to the input of commutation circuit, and the output of commutation circuit is connected to the input of inductance L 1 and microphone Mic1.
3. the hearing aids of inductance microphone intelligence according to claim 2 switching, it is characterized in that: described processor, commutation circuit and ADC module are the chip microcontroller of STC12C5A60S2 by model, this single-chip microcomputer STC12C5A60S2 passes through the signal of its ADC module Real-time Collection microphone Mic1 and inductance L 1, when ADC module does not collect inductance signal, microphone signal is transferred to the input of hearing aid chips by single-chip microcomputer STC12C5A60S2; When ADC module acquires is to inductance signal, microphone signal end is closed by single-chip microcomputer STC12C5A60S2, and inductance signal is transferred to the input of hearing aid chips, thus realizes intelligence switching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420533757.2U CN204069344U (en) | 2014-09-17 | 2014-09-17 | The hearing aids that inductance microphone intelligence switches |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420533757.2U CN204069344U (en) | 2014-09-17 | 2014-09-17 | The hearing aids that inductance microphone intelligence switches |
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| Publication Number | Publication Date |
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| CN204069344U true CN204069344U (en) | 2014-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420533757.2U Expired - Fee Related CN204069344U (en) | 2014-09-17 | 2014-09-17 | The hearing aids that inductance microphone intelligence switches |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110324773A (en) * | 2019-06-20 | 2019-10-11 | 钰太芯微电子科技（上海）有限公司 | A kind of microphone and hearing aid of integrated audio amplifier |
-
2014
- 2014-09-17 CN CN201420533757.2U patent/CN204069344U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110324773A (en) * | 2019-06-20 | 2019-10-11 | 钰太芯微电子科技（上海）有限公司 | A kind of microphone and hearing aid of integrated audio amplifier |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20200917 |
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| CF01 | Termination of patent right due to non-payment of annual fee |