CN208940178U - A kind of dual microphone TWS earphone - Google Patents
A kind of dual microphone TWS earphone Download PDFInfo
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- CN208940178U CN208940178U CN201821820664.2U CN201821820664U CN208940178U CN 208940178 U CN208940178 U CN 208940178U CN 201821820664 U CN201821820664 U CN 201821820664U CN 208940178 U CN208940178 U CN 208940178U
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- noise reduction
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- headset body
- microphone
- headset
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Abstract
The utility model discloses a kind of dual microphone TWS earphone, including headset body, the headset body is divided into main headset body and from headset body, the main headset body and bluetooth main control chip, loudspeaker, main microphon and noise reduction microphone are equipped with out of headset body, the loudspeaker, main microphon and noise reduction microphone are electrically connected with bluetooth main control chip, the distance of the main microphon to user's mouth is less than noise reduction microphone to the distance of user's mouth, and straight line and horizontal line are angled where the main microphon and noise reduction microphone.The utility model in headset main body by adding noise reduction microphone, so headset main body just can be made to realize active noise reduction function in the case where volume very little, and make headset main body be not necessarily to be able to achieve call decrease of noise functions in increase volume in these cases further through noise reduction microphone and main microphon cooperation, good experience sense is brought to user.
Description
Technical field
The utility model relates to ear phone technology field, in particular to a kind of dual microphone TWS earphone.
Background technique
Earphone, will using the loudspeaker close to ear by a kind of electric signal for receiving media player or receiver and issuing
Electric signal is converted to the audio output device for the sound wave that can be heard.It, both can be only by earphone in the case where not influencing other people
From listening sound equipment, and the sound of ambient enviroment can be separated, therefore, be widely used in daily life.And for
For various audio-frequence player devices, earphone is also had become for a kind of necessary device.Earphone is commonly divided into wired earphone and nothing
Line earphone.Since wired earphone wears inconvenience, so that favor of the wireless headset by more and more users.Wherein, including it is true
Real wireless stereo headset (True Wireless Stereo, TWS), abbreviation TWS earphone.TWS earphone is a kind of based on bluetooth
The equipment of technical transmission stereo signal, i.e. left and right earphone in the case where no any electric wire connects, by bluetooth reception come
The stereo signal of playback equipment is stepped on from mobile phone, is realized and is reset.
Current TWS earphone causes it without containing active noise reduction function because its is small in size.In addition, because call microphone
Remote from the more common bluetooth headset of user's mouth, call sound is very small, it is difficult to eliminate call noise.
Summary of the invention
The technical problems to be solved in the utility model is in view of the deficiency of the prior art, to provide a kind of diamylose gram
Wind TWS earphone, active noise reduction function is able to achieve in the case where earphone is small in size, and can more converse decrease of noise functions, to user with
Carry out more good experience sense.
In order to solve the above technical problems, the technical solution of the utility model is:
A kind of dual microphone TWS earphone, including headset body, the headset body are divided into main headset body and from earphone sheets
Body, the main headset body and is equipped with bluetooth main control chip, loudspeaker, main microphon and noise reduction Mike out of headset body
Wind, the loudspeaker, main microphon and noise reduction microphone are electrically connected with bluetooth main control chip, the main microphon to user's mouth
The distance in portion is less than noise reduction microphone to the distance of user's mouth, the main microphon and noise reduction microphone place straight line and level
Line is angled.
As a preferred embodiment, straight line where the main microphon and noise reduction microphone is with horizontal line angulation
0°-90°。
As a preferred embodiment, the distance between the main microphon and noise reduction microphone be headset body longest away from
From.
As a preferred embodiment, the bluetooth main control chip includes bluetooth module and master control noise reduction module, the bluetooth
Module is electrically connected with master control noise reduction module, and the main microphon and noise reduction microphone are electrically connected with master control noise reduction module.
As a preferred embodiment, the headset main body is equipped with the key for opening active noise reduction mode, described to press
Key is electrically connected with master control noise reduction module.
As a preferred embodiment, the headset body be In-Ear Headphones, the shape of the headset body it is rounded or
Ellipse.
As a preferred embodiment, the headset body is half In-Ear Headphones, including pleasant main part and from pleasant master
Body portion one end extends outwardly the extension of stroke, and the main microphon is set on extension, the noise reduction microphone be set into
On ear main part.
As a preferred embodiment, the shape of the pleasant main part is rounded or oval.
The beneficial effects of the utility model are: just can so make earphone by adding noise reduction microphone in headset main body
Main body realizes active noise reduction function in the case where volume very little, and makes earphone further through noise reduction microphone and main microphon cooperation
Main body is not necessarily to be able to achieve call decrease of noise functions in increase volume in these cases, brings good experience sense to user.
Detailed description of the invention
Fig. 1 is the positive structure schematic of the embodiment 1 of the utility model；
Fig. 2 is the internal truss frame structure figure of the headset main body of the utility model；
Fig. 3 is the positive structure schematic of the embodiment 2 of the utility model；
Fig. 4 is the positive structure schematic of the embodiment 3 of the utility model.
In figure: 1- headset body, the pleasant main part of 11-, 12- extension, 2- main microphon, 3- noise reduction microphone, 4- are blue
Tooth main control chip, 41- bluetooth module, 42- master control noise reduction module, 5- key.
Specific embodiment
The structural principle of the utility model and working principle are described in further detail with reference to the accompanying drawing.
As shown in Figure 1, a kind of dual microphone TWS earphone, including headset body 1, the headset body are divided into main earphone sheet
Body and from headset body, the main headset body and is equipped with bluetooth main control chip 4, loudspeaker, main Mike out of headset body
Wind 2 and noise reduction microphone 3, the loudspeaker, main microphon 2 and noise reduction microphone 3 are electrically connected with bluetooth main control chip 4, institute
The distance for stating main microphon 2 to user's mouth is less than the distance that noise reduction microphone 3 arrives user's mouth, the main microphon 2 and drop
Make an uproar 3 place straight line of microphone and horizontal line it is angled.
As shown in Fig. 2, the bluetooth main control chip 4 includes bluetooth module 41 and master control noise reduction module 42, the bluetooth mould
Block 41 is electrically connected with master control noise reduction module 42, and the main microphon 2 and noise reduction microphone 3 are electrically connected with master control noise reduction module 42
It connects.
As a preferred embodiment, the main headset body is communicated to connect by bluetooth module 41 with from headset body.
As a preferred embodiment, the main headset body and from headset body by bluetooth module 41 respectively with intelligent end
End communication connection.
As a preferred embodiment, the headset main body 1 is equipped with the key 5 for opening active noise reduction mode, described
Key 5 is electrically connected with master control noise reduction module 42.
As a preferred embodiment, the main microphon 2 and 3 place straight line of noise reduction microphone are with horizontal line angulation
0°-90°。
As a preferred embodiment, the headset body 1 is In-Ear Headphones, and the shape of the headset body 1 is rounded,
The distance between the main microphon 2 and noise reduction microphone 3 are circular diameter.
The realization process of active noise reduction function: user presses main headset body/and the key from headset body, main earphone sheet
Body/and main headset body/is controlled after the identification of the master control noise reduction module 42 of headset body and main microphon 2 from headset body is stopped
It only works, and 3 pickup of noise reduction microphone is made to obtain noise audio signal, master control noise reduction module 42 divides noise audio signal
Analysis, generate with the de-noising signal of noise audio signal opposite in phase, and de-noising signal is sent to main headset body/and from earphone
The loudspeaker of ontology plays back, and is so just able to achieve active noise reduction function, further brings good experience sense to user.
When call, main headset body and main microphon 2 from headset body and noise reduction microphone 3 are all in running order,
2 pickup of main microphon of main headset body obtains the first audio signal, and 3 pickup of noise reduction microphone of main headset body obtains second
Audio signal obtains third audio signal from 2 pickup of main microphon of stating of headset body, from the noise reduction microphone 3 of headset body
Pickup obtains the 4th audio signal, from headset body by the bluetooth module of itself by third audio signal and the 4th audio signal
It is sent in the master control noise reduction module of main headset body, the master control noise reduction module of main headset body is to the first audio signal, second
Audio signal, third audio signal and the 4th audio signal are analyzed, and voice audio signal and noise audio signal are obtained, main
The master control noise reduction module 42 of headset body removes noise audio signal, and does suitable compensation to voice, obtains fifth audio
Then fifth audio signal is sent on intelligent terminal by signal by the bluetooth module 41 of main headset body, so realize logical
Decrease of noise functions is talked about, to bring good experience sense to user.
Be illustrated in figure 3 embodiment 2, with above-described embodiment the difference is that: the shape of the headset body 1 is in
Ellipse, the distance between the main microphon 2 and noise reduction microphone 3 are the long side diameter of ellipse.
Be illustrated in figure 4 embodiment 3, with above-described embodiment the difference is that: the headset body 1 is half pleasant
Formula earphone extends outwardly the extension 12 of stroke including pleasant main part 11 and from pleasant 11 one end of main part, the main Mike
Wind 2 is set on extension 12, and the noise reduction microphone 3 is set on pleasant main part 11.
As a preferred embodiment, the distance between the main microphon 2 and noise reduction microphone 3 be pleasant main part 11 with
Longest distance between extension 12.
As a preferred embodiment, the shape of the pleasant main part 11 is rounded.
It should be noted that when headset body 1 is In-Ear Headphones in the utility model, the shape of headset body 1 is in addition to can
It is outer to be set as ellipse that is round in embodiment 1 and being set as in embodiment 2, it may be arranged as other arbitrary shapes, and
The shape of pleasant main part 11 in embodiment 3 may be set to be ellipse or other arbitrary shapes.
The beneficial effects of the utility model are: just can so make ear by adding noise reduction microphone 3 in headset main body 1
Owner's body 1 realizes active noise reduction function in the case where volume very little, and cooperates further through noise reduction microphone 3 and main microphon 2
Headset main body 1 is set without being able to achieve call decrease of noise functions in increase volume, to bring good body to user in these cases
Test sense.
Above descriptions are merely preferred embodiments of the utility model, it is all according to the technical solution of the utility model to
On embodiment made by any subtle modifications, equivalent variations and modifications, belong to the range of technical solutions of the utility model
It is interior.
Claims (8)
1. a kind of dual microphone TWS earphone, it is characterised in that: including headset body, the headset body is divided into main headset body
With from headset body, the main headset body and be equipped with out of headset body bluetooth main control chip, loudspeaker, main microphon and
Noise reduction microphone, the loudspeaker, main microphon and noise reduction microphone are electrically connected with bluetooth main control chip, the main microphon
Distance to user's mouth is less than noise reduction microphone to the distance of user's mouth, and the main microphon and noise reduction microphone place are straight
Line is angled with horizontal line.
2. a kind of dual microphone TWS earphone according to claim 1, it is characterised in that: the main microphon and noise reduction wheat
Straight line where gram wind and horizontal line angulation are 0 ° -90 °.
3. a kind of dual microphone TWS earphone according to claim 2, it is characterised in that: the main microphon and noise reduction wheat
The distance between gram wind is the longest distance of headset body.
4. a kind of dual microphone TWS earphone according to claim 1, it is characterised in that: the bluetooth main control chip includes
Bluetooth module and master control noise reduction module, the bluetooth module are electrically connected with master control noise reduction module, the main microphon and noise reduction wheat
Gram wind is electrically connected with master control noise reduction module.
5. a kind of dual microphone TWS earphone according to claim 4, it is characterised in that: the headset body, which is equipped with, to be used
In the key for opening active noise reduction mode, the key is electrically connected with master control noise reduction module.
6. a kind of dual microphone TWS earphone according to claim 3, it is characterised in that: the headset body is In-Ear
The shape of earphone, the headset body is rounded or oval.
7. a kind of dual microphone TWS earphone according to claim 3, it is characterised in that: the headset body is half pleasant
Formula earphone extends outwardly the extension of stroke including pleasant main part and from pleasant main part one end, and the main microphon is set to
On extension, the noise reduction microphone is set on pleasant main part.
8. a kind of dual microphone TWS earphone according to claim 7, it is characterised in that: the shape of the pleasant main part
It is rounded or oval.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821820664.2U CN208940178U (en) | 2018-11-06 | 2018-11-06 | A kind of dual microphone TWS earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821820664.2U CN208940178U (en) | 2018-11-06 | 2018-11-06 | A kind of dual microphone TWS earphone |
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| CN208940178U true CN208940178U (en) | 2019-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821820664.2U Active CN208940178U (en) | 2018-11-06 | 2018-11-06 | A kind of dual microphone TWS earphone |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110475178A (en) * | 2019-09-11 | 2019-11-19 | 歌尔股份有限公司 | A kind of wireless headset noise-reduction method, device and wireless headset and storage medium |
| CN110933555A (en) * | 2019-12-19 | 2020-03-27 | 歌尔股份有限公司 | TWS noise reduction earphone and noise reduction method and device thereof |
| CN111698003A (en) * | 2020-05-27 | 2020-09-22 | 歌尔科技有限公司 | Multi-Bluetooth equipment interaction system, neck-wearing Bluetooth device and signal processing method |
-
2018
- 2018-11-06 CN CN201821820664.2U patent/CN208940178U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110475178A (en) * | 2019-09-11 | 2019-11-19 | 歌尔股份有限公司 | A kind of wireless headset noise-reduction method, device and wireless headset and storage medium |
| CN110475178B (en) * | 2019-09-11 | 2020-11-24 | 歌尔股份有限公司 | Wireless earphone noise reduction method and device, wireless earphone and storage medium |
| US11812208B2 (en) | 2019-09-11 | 2023-11-07 | Goertek Inc. | Wireless earphone noise reduction method and device, wireless earphone, and storage medium |
| CN110933555A (en) * | 2019-12-19 | 2020-03-27 | 歌尔股份有限公司 | TWS noise reduction earphone and noise reduction method and device thereof |
| CN111698003A (en) * | 2020-05-27 | 2020-09-22 | 歌尔科技有限公司 | Multi-Bluetooth equipment interaction system, neck-wearing Bluetooth device and signal processing method |
| CN111698003B (en) * | 2020-05-27 | 2022-03-25 | 歌尔科技有限公司 | Multi-Bluetooth equipment interaction system, neck-wearing Bluetooth device and signal processing method |
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