CN208798224U - A kind of hearing aid device system with Bluetooth function - Google Patents
A kind of hearing aid device system with Bluetooth function Download PDFInfo
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- CN208798224U CN208798224U CN201820599996.6U CN201820599996U CN208798224U CN 208798224 U CN208798224 U CN 208798224U CN 201820599996 U CN201820599996 U CN 201820599996U CN 208798224 U CN208798224 U CN 208798224U
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- hearing aid
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- bluetooth
- control module
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Abstract
The utility model belongs to hearing aid technology, more particularly, to a kind of hearing aid device system with Bluetooth function.It includes bluetooth module, hearing aid control module, microphone, loudspeaker, input module, voltage regulator circuit, battery and antenna；The bluetooth module and hearing aid control module are electrically connected, the antenna, input module and battery are electrically connected with bluetooth module respectively, the microphone is electrically connected with bluetooth module and hearing aid control module respectively, the loudspeaker and hearing aid control module are electrically connected, and the voltage regulator circuit is connect with bluetooth module and hearing aid control module respectively.The utility model solves making and receiving calls Shi Douhui perceived sounds and does not hear, and sound sounds queer or needs to adjust always the position of whole mobile phone；The problems such as what the sound of TV to be adjusted when seeing TV is very big, but the effect sounded is also bad, also affects other people.
Description
Technical field
The utility model belongs to hearing aid technology, more particularly, to a kind of hearing aid device system with Bluetooth function.
Background technique
With increasingly sharpening for social senilization, multimedia intelligent electronic product emerges one after another, the function of traditional hearing aid
It has been difficult to deal with, market is further obvious to increase hearing aid application and using the demand of function.
Traditional hearing aid is worn, making and receiving calls Shi Douhui perceived sounds is not heard, and sound sounds queer or needs
The position of mobile phone is adjusted always；What the sound of TV to be adjusted when seeing TV is very big, but the effect sounded is also bad, can also shadow
It rings and arrives other people；It needs to select when driving to be band hearing aid, or worried with bluetooth headset, because both critically important！
Traditional hearing aid is tested with that modification can only be gone to listen force parameter with shop to testing for profession, is wasted time；It can not charge, need
Often replacement battery improves the use cost shortcomings such as waste of resource again.
Utility model content
Place in view of the shortcomings of the prior art, the utility model proposes a kind of hearing aid system with Bluetooth function
System.The hearing aid device system is directly connected to relevant device by bluetooth, reduces the distortion of source of sound.The utility model proposes a variety of bluetooths
The Bluetooth system of the configuration mode of system and hearing aid device system, these configuration modes is carried out by I2C signal and hearing aid device system
Communication, to realize by key control and wirelessly test the function of matching.External digital audio signal can be passed through bluetooth by Bluetooth system
Chip acquisition after be directly output to loudspeaker or hearing aid chips, then by hearing aid chips by voice transmission to loudspeaker, reduce
The processing links of source of sound reduce the distortion factor of sound, also the authenticity of original sound.
The utility model adopts the following technical solution:
A kind of hearing aid device system with Bluetooth function, it include bluetooth module, hearing aid control module, microphone, loudspeaker,
Input module, voltage regulator circuit, battery and antenna；The bluetooth module and hearing aid control module are electrically connected, the antenna, defeated
Enter module and battery to be electrically connected with bluetooth module respectively, the microphone is electric with bluetooth module and hearing aid control module respectively
Property connection, the loudspeaker and hearing aid control module be electrically connected, the voltage regulator circuit respectively with bluetooth module and hearing aid control
The connection of molding block.
The technical program further optimizes, and further includes battery protecting circuit, the battery protecting circuit respectively with bluetooth
Module, battery and hearing aid control module are electrically connected.
The technical program further optimizes, and further includes amplifier module, and amplifier module one end and bluetooth module are electrical
Connection, the other end and hearing aid control module are electrically connected.
The technical program further optimizes, and further includes switching switching circuit, described switching switching circuit one end and hearing aid
Device control module is electrically connected, another termination loudspeaker.
The technical program further optimizes, and further includes processor module, the processor module respectively with voltage regulator circuit,
Hearing aid control module, bluetooth module are electrically connected.
The technical program further optimizes, and the input module is key or touch screen.
The technical program further optimizes, the hearing aid control module use chip model for BS300, EZ7100 or
EZ5920。
The technical program further optimizes, and the battery is lithium battery.
The utility model is by using above-mentioned technical proposal, compared with prior art, has the advantages that
(1) compared with traditional hearing aid:
1) it solves making and receiving calls Shi Douhui perceived sounds not hearing, sound sounds queer or needs to adjust always whole
The position of mobile phone；What the sound of TV to be adjusted when seeing TV is very big, but the effect sounded is also bad, also affects other
The problems such as people.
2) it needs to select when solving to drive to be band hearing aid, or the worry with bluetooth headset, a bluetooth hearing aid are simultaneous
Have two kinds of functions.
3) sound of hearing aid can oneself be modified with curve (cooperation cell phone application use).
4) rechargeable type designs, no replacement is required battery, saving cost.
(2) for the circuit of the utility model by rationally designing, circuit is simple, compact structure, and is easily achieved industrialization,
With good practicability.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment one；
Fig. 2 is the structural schematic diagram of embodiment two；
Fig. 3 is the structural schematic diagram of embodiment three；
Fig. 4 is the structural schematic diagram of example IV；
Fig. 5 is the structural schematic diagram of embodiment five.
Specific embodiment
To further illustrate each embodiment, the utility model is provided with attached drawing.These attached drawings are in the utility model discloses
A part of appearance mainly to illustrate embodiment, and can cooperate the associated description of specification former come the running for explaining embodiment
Reason.Cooperation refers to these contents, and those of ordinary skill in the art will be understood that other possible embodiments and sheet are practical new
The advantages of type.Component in figure is not necessarily to scale, and similar component symbol is conventionally used to indicate similar component.
Now in conjunction with the drawings and specific embodiments, the present invention will be further described.
A kind of hearing aid device system with Bluetooth function, it include bluetooth module, hearing aid control module, microphone, loudspeaker,
Input module, voltage regulator circuit, battery and antenna；The bluetooth module and hearing aid control module are electrically connected, the antenna, defeated
Enter module and battery to be electrically connected with bluetooth module respectively, the microphone is electric with bluetooth module and hearing aid control module respectively
Property connection, the loudspeaker and hearing aid control module be electrically connected, the voltage regulator circuit respectively with bluetooth module and hearing aid control
The connection of molding block.
Embodiment one
As shown in fig.1, being the structural schematic diagram of embodiment one.The hearing aid device system includes bluetooth module 4, hearing aid control
Molding block 7, microphone 8, loudspeaker 9, key/touch screen 5, voltage regulator circuit 3, battery 1, battery protecting circuit 2,6 and of amplifier module
Antenna 10.Key/touch screen 5, antenna 10 are electrically connected with bluetooth module 4 respectively.Battery protecting circuit 2 and bluetooth module 4, electricity
Pond 1 and voltage regulator circuit 3 are electrically connected, and voltage regulator circuit 3 and bluetooth module 4 and hearing aid control module 7 are electrically connected, amplifier module
6 are electrically connected with bluetooth module 4, hearing aid control module 7, and 8 one end of microphone is connect with bluetooth module 4, the other end and hearing aid
Device control module 7 is electrically connected, and loudspeaker 9 are connect with hearing aid control module 7.Wherein the Bluetooth chip of bluetooth module 4 uses mesh
The Bluetooth chip (such as CSR/AIROHA) of preceding most mainstream simultaneously has lithium battery Charge Management function, and antenna 10 is encapsulated using patch
Ceramic antenna, microphone 8 using silicon wheat and and hearing aid control module 7 it is shared.The hearing aid that hearing aid control module 7 uses
Chip model is BS300/EZ7100/EZ5920 etc., no if battery 1 does not need battery protecting circuit 2 using lithium battery
Group carries out circuit protection using battery protecting circuit 2.Hearing aid control module 7 uses voltage regulator circuit 3 using the power supply of 1.8V
Decompression, voltage regulator circuit 3 are controlled by bluetooth module 4.The simulation output mouth of bluetooth module 4 is generally difference output, and hearing aid
Device control module 7 is single ended input, is converted using Differential Input with the amplifier module 6 of MUTE/SD function, by bluetooth module
4 control MUTE/SD functions, POP sound caused by DC reference voltage when can eliminate audio output simultaneously in this way.
For the embodiment by the way of single microphone 8, bluetooth module 4 and hearing aid control module 7 share a microphone
8.Two can also be used to acquire source of sound to bluetooth module 4 and hearing aid control module 7 respectively even more than microphone.
Main control chip of the bluetooth module 4 as hearing assistance system, function control is realized by key/touch screen 5, is wirelessly tested and is matched
Etc. functions be all to be controlled by way of I2C hearing aid control module 7.The input of hearing aid device system source of sound is mainly bluetooth
The output of module 4 and microphone 8 input two parts, and hearing aid device system can realize that individually output also mixes output to the two, corresponds to
Music pattern/hearing aid mode/music+hearing aid mode.Switch mode can be realized by key/touch screen 5 or cell phone application.
Embodiment two
As shown in fig.2, being the structural schematic diagram of embodiment two.The main distinction of embodiment two and embodiment one is indigo plant
4 audio output of tooth module is changed to digital signal (such as PCM/I2S) by analog signal, then embodiment two is not necessarily to amplifier module 6,
Other working methods are the same as embodiment one.Advantage is reduction component number, reduces cost, while reducing the place to audio signal
The number of reason improves sound quality, but hearing aid control module 7 is needed to have corresponding digital interface (not having if EZ592).It is subsequent
This part is directly reduced to amplifier module/PCM coding-decoding circuit by embodiment, is not being stated one by one.
Embodiment three
As shown in fig.3, being the structural schematic diagram of embodiment three.The main distinction of the embodiment and embodiment one is to increase
Switching switching circuit 11 is added, switching 11 one end of switching circuit and hearing aid control module 7 are electrically connected, another termination loudspeaker 9.
The control of bluetooth module 4 switches switching circuit 11 to select to be driven by the source of sound of hearing aid control module 7 or bluetooth module 4
Loudspeaker 9.Advantage is that Bluetooth signal directly drives loudspeaker 9 and can realize that audio signal Whole frequency band exports, and sound quality is truer.
PCM coding-decoding circuit substitution can be used in the amplifier module 6 of embodiment three to embodiment five.
Example IV
As shown in fig.4, being the structural schematic diagram of example IV.Difference with embodiment three is: increasing processor
Module 12, and key/touch screen 5, bluetooth module 4, hearing aid control module 7 and voltage regulator circuit 3 respectively with processor module 12
It is electrically connected.Embodiment one is all to do main control chip by bluetooth module 4 to embodiment three, and the product of rom version is difficult
By modifying software realization, increase processor module 12 in this way can realize that hearing-aid function upgrades.
Embodiment five
As shown in fig.5, being the structural schematic diagram of embodiment five.Difference with embodiment one is: loudspeaker 9 and bluetooth mould
Block 4 is electrically connected.Hearing aid control module 7 passes through the access bluetooth module of amplifier module 6 after microphone 8 is collected signal processing
4, bluetooth module 4 is directly output to loudspeaker 9 as needed or mixes driving loudspeaker with the source of sound received by bluetooth
9.Preceding embodiment is all the function that source of sound mixing is completed by hearing aid control module 7, and the embodiment is complete by bluetooth module 4
At other function is identical as preceding embodiment.
Above embodiments use reasonable component placement, take more as a specific embodiment, the utility model
The fabric swatch mode of laminate optimizes space layout using the plate-making mode of FPC Rigid Flex.
Although specifically showing and describing the utility model in conjunction with preferred embodiment, those skilled in the art is answered
This is understood, in the spirit and scope for not departing from the utility model defined by the appended claims, in form and details
On the utility model can be made a variety of changes, be the protection scope of the utility model.
Claims (6)
1. a kind of hearing aid device system with Bluetooth function, it is characterised in that: it includes bluetooth module, hearing aid control module, wheat
Gram wind, loudspeaker, input module, voltage regulator circuit, battery and antenna；The bluetooth module and hearing aid control module are electrically connected,
The antenna, input module and battery respectively with bluetooth module be electrically connected, the microphone respectively with bluetooth module and hearing aid
Device control module is electrically connected, and the loudspeaker and hearing aid control module are electrically connected, the voltage regulator circuit respectively with bluetooth mould
Block is connected with hearing aid control module, and the input module is touch screen, and the antenna uses the ceramic antenna of patch encapsulation；Also
Including amplifier module, amplifier module one end and bluetooth module are electrically connected, and the other end electrically connects with hearing aid control module
It connects；The bluetooth module and hearing aid control module are communicated using I2C.
2. as described in claim 1 with the hearing aid device system of Bluetooth function, it is characterised in that: it further include battery protecting circuit,
The battery protecting circuit is electrically connected with bluetooth module, battery and hearing aid control module respectively.
3. as described in claim 1 with the hearing aid device system of Bluetooth function, it is characterised in that: it further include switching switching circuit,
Described switching switching circuit one end and hearing aid control module are electrically connected, another termination loudspeaker.
4. as described in claim 1 with the hearing aid device system of Bluetooth function, it is characterised in that: it further include processor module, institute
Processor module is stated to be electrically connected with voltage regulator circuit, hearing aid control module, bluetooth module respectively.
5. as described in claim 1 with the hearing aid device system of Bluetooth function, it is characterised in that: the hearing aid control module is adopted
It is BS300, EZ7100 or EZ5920 with chip model.
6. as described in claim 1 with the hearing aid device system of Bluetooth function, it is characterised in that: the battery is lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820599996.6U CN208798224U (en) | 2018-04-25 | 2018-04-25 | A kind of hearing aid device system with Bluetooth function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820599996.6U CN208798224U (en) | 2018-04-25 | 2018-04-25 | A kind of hearing aid device system with Bluetooth function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208798224U true CN208798224U (en) | 2019-04-26 |
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ID=66199621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820599996.6U Active CN208798224U (en) | 2018-04-25 | 2018-04-25 | A kind of hearing aid device system with Bluetooth function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111385782A (en) * | 2020-03-09 | 2020-07-07 | 杭州惠耳听力技术设备有限公司 | Cell-phone audio frequency directly links audiphone based on wireless bluetooth technology of low-power consumption |
| CN112543406A (en) * | 2019-09-20 | 2021-03-23 | 深圳市中德听力技术有限公司 | Microphone switching system in wireless transmission function hearing aid |
-
2018
- 2018-04-25 CN CN201820599996.6U patent/CN208798224U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112543406A (en) * | 2019-09-20 | 2021-03-23 | 深圳市中德听力技术有限公司 | Microphone switching system in wireless transmission function hearing aid |
| CN111385782A (en) * | 2020-03-09 | 2020-07-07 | 杭州惠耳听力技术设备有限公司 | Cell-phone audio frequency directly links audiphone based on wireless bluetooth technology of low-power consumption |
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Address after: 361000 floor 3, building B8, biomedical industrial park, No. 2064, wengjiao West Road, Haicang District, Xiamen City, Fujian Province Patentee after: AUSTAR HEARING SCIENCE & TECHNOLOGY (XIAMEN) Co.,Ltd. Address before: Room 3013a, Xuanye building, Pioneer Park, torch hi tech Zone, Xiamen, Fujian, 361000 Patentee before: AUSTAR HEARING SCIENCE & TECHNOLOGY (XIAMEN) Co.,Ltd. |