CN206698401U - A kind of earphone for realizing diamylose gram noise reduction - Google Patents
A kind of earphone for realizing diamylose gram noise reduction Download PDFInfo
- Publication number
- CN206698401U CN206698401U CN201720405402.9U CN201720405402U CN206698401U CN 206698401 U CN206698401 U CN 206698401U CN 201720405402 U CN201720405402 U CN 201720405402U CN 206698401 U CN206698401 U CN 206698401U
- Authority
- CN
- China
- Prior art keywords
- noise
- noise reduction
- unit
- main body
- earphone
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Headphones And Earphones (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Telephone Set Structure (AREA)
Abstract
The utility model provides a kind of earphone for realizing diamylose gram noise reduction, the earphone includes headset main body, and the control device electrically connected with the headset main body, the headset main body front end has receiver, the built-in call microphone of the control device, the call microphone include the first sound collection unit and speech activity detection unit；The headset main body rear end forms a cavity, noise reduction microphone built in the cavity, and the noise reduction microphone includes second sound collecting unit, noise parameter computing unit and noise suppression unit.A kind of earphone for realizing diamylose gram noise reduction provided by the utility model, suppressed on the basis of active noise reduction by the noise for aiding in Mike's collection ambient noise to converse main Mike, while effectively suppressing stationary noise, the nonstationary noise in filtering environmental.
Description
Technical field
Communication technical field is the utility model is related to, more particularly to a kind of earphone for realizing diamylose gram noise reduction.
Background technology
With social progress and the raising of living standards of the people, the life that earphone has turned into essential in people's life is used
Product.People usually answer and called in street, bus, subway, the noise in this kind of environment, can be by the call of earphone
Microphone is picked up, and the content that we speak is mixed together, is sent to by up in the receiver of counterpart telephone, is influenceed other side and connect
The voice quality answered a call, therefore up noise reduction technology is particularly useful.
Two kinds of wired earphones are generally there are in the prior art, a kind of common wireline earphone, do not have up decrease of noise functions substantially,
In noise circumstance, noise is often passed in the receiver of counterpart telephone by the pickup of call microphone.Another wired earphone is
Active noise reduction earphone, it includes two Mikes, and one of them is the active noise reduction Mike on sound chamber, and another call is picked up
Sound Mike.Active noise reduction Mike is dedicated for elimination external environmental noise；Mike converse dedicated for up call, its noise reduction energy
Power is limited, only good to stationary noise effect, and the effect of other noises is poor in filtering environmental, and in market, electricity is beaten in the environment such as subway
Words, up speech quality are very poor.
Therefore, in order to solve the noise in the communication process in noisy environment, improving speech quality needs one kind effectively
While suppressing stationary noise, the earphone for realizing diamylose gram noise reduction of the nonstationary noise in filtering environmental.
Utility model content
The purpose of this utility model is to provide a kind of earphone for realizing diamylose gram noise reduction, and the earphone includes earphone master
Body, and the control device electrically connected with the headset main body, the headset main body front end have receiver loudspeaker, the control dress
Built-in call microphone is put, the call microphone includes the first sound collection unit and speech activity detection unit；
The headset main body rear end forms a cavity, noise reduction microphone built in the cavity, and the noise reduction microphone includes
Second sound collecting unit, noise parameter computing unit and noise suppression unit；
The speech activity detection unit is connected with the noise parameter computing unit by cable, is examined for speech activity
Survey unit and the voice signal that first sound collection unit gathers is transferred to the noise parameter computing unit；
First sound collection unit is connected with the noise suppression unit by cable, is adopted for first sound
The voice signal of collection unit collection is transferred to the noise suppression unit.
Preferably, bluetooth unit is set in the control device, for receiving and launching wireless signal.
Preferably, it is additionally provided with power subsystem in the control device.
Preferably, the power subsystem connection mu balanced circuit, and be noise reduction microphone and call by the mu balanced circuit
Microphone power.
Preferably, it is additionally provided with volume controller on the control device.
Preferably, filter circuit is connected in the noise suppression unit, for being filtered processing to output signal.
Preferably, the control device connects earphone heads by cable and inserted, and the headset plug is used to connect verbal system
Or playback equipment.
Preferably, the headset main body is one or two.
Preferably, the headset main body and the junction of the receiver loudspeaker set feedback noise reduction microphone.
A kind of earphone for realizing diamylose gram noise reduction provided by the utility model, on the basis of active noise reduction, by noise reduction wheat
Gram elegance integrates ambient noise and suppress so as to preferably highlight as the converse noise of microphone call of reference pair as background sound
Voice, the utility model is while stationary noise is effectively suppressed, the nonstationary noise in filtering environmental, has extraordinary logical
Talk about quality.
It should be appreciated that foregoing description substantially and follow-up description in detail are exemplary illustration and explanation, should not
As the limitation to the claimed content of the utility model.
Brief description of the drawings
With reference to the accompanying drawing enclosed, the more purposes of the utility model, function and advantage will pass through the utility model embodiment party
The described below of formula is illustrated, wherein：
Fig. 1 diagrammatically illustrates the Headphone structure schematic diagram that the utility model one embodiment realizes diamylose gram noise reduction；
Fig. 2 shows the structural framing figure of the utility model one embodiment diamylose gram noise reduction system；
Fig. 3 shows the structural framing figure of the control device of another embodiment of the utility model；
Fig. 4 shows that another embodiment of the utility model realizes the Headphone structure figure of diamylose gram noise reduction；
Fig. 5 shows that the utility model further embodiment realizes the Headphone structure figure of diamylose gram noise reduction.
Embodiment
By reference to one exemplary embodiment, the purpose of this utility model and function and for realizing these purposes and function
Method will be illustrated.However, the utility model is not limited to one exemplary embodiment as disclosed below；Can be by not
It is realized with form.The essence of specification is only to aid in various equivalent modifications Integrated Understanding the utility model
Detail.
Hereinafter, embodiment of the present utility model will be described with reference to the drawings.In the accompanying drawings, identical reference represents
Same or similar part, or same or like step, unless otherwise indicated., should for various features in this specification
When being interpreted as being included in disclosed one or more embodiments, but this is not limited to.
Embodiment one：
The utility model one embodiment shown in Fig. 1 realizes the Headphone structure schematic diagram of diamylose gram noise reduction, as shown in Figure 2 originally
The structural framing figure of utility model embodiment diamylose gram noise reduction system.Diamylose is realized according to one kind provided by the utility model
The earphone of gram noise reduction, including headset main body, and the control device 204 electrically connected with the headset main body, before headset main body
End has receiver loudspeaker 202, and headset main body rear end forms a cavity 201.In this implementation between headset main body and control device 204
Connected by cable 203.There are two headset main bodies of identical in the present embodiment, pass through cable with the control device 204
Connection, is hereinafter only explained to one of headset main body.
According to the utility model, the present embodiment realizes that the double down earphone made an uproar includes call microphone 100 and noise reduction microphone
110.Noise reduction microphone 110 is built in the cavity 201 of headset main body rear end formation, it is preferable that noise reduction microphone 110 is arranged at
The side of the cavity 201 that headset main body rear end is formed from inside to outside, makes receiver loudspeaker 202 fill in noise reduction microphone in user's earhole
110 are in outside, can preferably gather environment sound signal.Call microphone 100 is built in control device 204.Controlling
Volume controller 206 is also set up on device 204, for controlling sound of conversing.Control device 204 connects earphone heads by cable and inserted
207, headset plug 207 is used to connect verbal system or playback equipment.Preferably, headset main body and the connection of receiver loudspeaker 202
Place sets feedback noise reduction microphone 205.
Call microphone 100 includes the first sound collection unit 101 and speech activity detection unit 102.Noise reduction microphone
110 include second sound collecting unit 111, noise parameter computing unit 112 and noise suppression unit 113.Second sound is adopted
It is integrated on the same chip to collect unit 101, noise parameter computing unit 112 and noise suppression unit 113, the first sound collection list
Member 101 and speech activity detection unit are integrated on the same chip.Speech activity detection unit 101 and noise parameter computing unit
112 are connected by cable, are passed for the voice signal that speech activity detection unit 102 gathers the first sound collection unit 101
It is handed to noise parameter computing unit 112.First sound collection unit 101 is connected with noise suppression unit 113 by cable, is used for
The voice signal of first sound collection unit 101 collection is transferred to noise suppression unit 113.Preferably, noise in the present embodiment
Suppress unit 113 and connect filter circuit, for being filtered processing to the output signal after noise reduction.
Microphone 100 of being conversed according to the utility model, in the present embodiment is arranged in control device 204, convenient use person
Mobile controller will be conversed face of the microphone Mike 100 close to user, call during speech for gathering user
Voice signal.Noise reduction Mike 110 is arranged on the cavity of headset main body rear end, for gathering the environment message in call environment
Number, such as the noise occurred in the environment such as noisy market, subway.Here call voice signal refers to that user starts to make
Spoken sounds signal when being conversed with earphone.
Noise parameter computing unit 112, for by voice signal and ambient sound signal of change noise suppressed intensity, implementing
According to judgement auxiliary Mike apart from the distance of user's face or the size of user's spoken sounds, renewal noise suppressed system in example
Number.For example, when user's face distance call microphone 100 is larger compared near or user's spoken sounds, microphone of conversing
100 signals are stronger, strengthen noise suppressed intensity；When user's face distance call microphone farther out or user's spoken sounds
When smaller, to ensure that call is undistorted, and call voice quality, then weaken noise suppressed intensity.Noise suppression unit 113,
Noise suppressed processing is carried out to voice signal by environment sound signal.
Realize the earphone of diamylose gram noise reduction using the environment sound signal that noise reduction microphone 110 gathers as the back of the body in the present embodiment
Scape, the voice signal of call microphone collection is suppressed.The noise reduction process in the present embodiment is carried out with reference to Fig. 1 and Fig. 2
Explanation.
When the user of earphone starts to talk, the first sound collection of microphone 100 of being conversed in control device 204 is built in
Unit 101 gathers the voice signal of user, and the call voice signal and ring of user's speech are wherein included in voice signal
The environment sound signal of noise in border.Speech activity detection unit 102 detects the voice signal in the first sound collection unit 101,
Call voice signal is included in voice signal if detecting, voice signal is transferred in headset main body rear end cavity built-in
The noise parameter computing unit 112 of noise reduction microphone 110.Meanwhile the second sound collecting unit collection of noise reduction microphone 110 is made an uproar
Environment sound signal in acoustic environment, and environment sound signal is delivered into noise parameter computing unit 112.Noise parameter computing unit
112 by voice signal and ambient sound signal of change noise suppressed intensity, and updates noise reduction parameter.
Voice signal is passed to making an uproar in noise reduction microphone 110 by the first sound collection unit 101 in call microphone 100
Sound suppresses unit 113, and environment sound signal is passed to noise suppressed list by second sound collecting unit 111 in noise reduction microphone 110
Member 113.The ambient sound that the voice signal and noise reduction microphone 110 that noise suppression unit 113 gathers to call microphone 100 gather
Signal carries out gain mismatch correction coefficient calculating, and the noise reduction parameter introduced after renewal, by environment sound signal to voice
Signal carries out noise suppressed processing.The voice signal that microphone 100 of conversing gathers is after the processing of noise suppression unit 113, warp
Cross the call voice signal after filter circuit output noise suppresses.
Embodiment two：
The present embodiment and the difference of embodiment one are：In the present embodiment between control device and verbal system or playback equipment
Headset plug is not provided with, by setting bluetooth unit to carry out signal transmission in control device.The utility model as shown in Figure 3 is another
The structural framing figure of the control device of one embodiment；Another embodiment of the utility model shown in Fig. 4 realizes diamylose gram noise reduction
Headphone structure figure.According to the utility model, a kind of earphone for realizing diamylose gram noise reduction of the present embodiment, including headset main body, with
And the control device 300 electrically connected with the headset main body, there are receiver loudspeaker 402 in headset main body front end, after headset main body
End forms a cavity 401.Connected between this implementation headset main body and control device 300 by cable 403.The present embodiment has phase
Two same headset main bodies, pass through cable connection with the control device 300.
According to the utility model, the present embodiment realize the double down earphone control device 300 made an uproar include call microphone 100,
Power subsystem 301 and bluetooth unit 302.Bluetooth unit 302 is used to receive and launch wireless signal, specifically, receives by conversing
The signal that equipment (such as mobile phone, mobile call equipment) is transmitted into；Launch the noise reduction by being built in headset main body rear end cavity
Pure call voice signal after the noise reduction of microphone 110 is to verbal system.Power subsystem 301 electrically connects mu balanced circuit, and passes through
Mu balanced circuit is that noise reduction microphone 110, call microphone 100 and bluetooth unit 302 are powered.Preferably, the present embodiment earphone
Main body and the junction of receiver loudspeaker 402 set feedback noise reduction microphone 405.
Embodiment three：
The present embodiment and the difference of embodiment two are：Earphone only has a headset main body, and earphone master in the present embodiment
Body is into a single integrated structure with control device.The utility model further embodiment as shown in Figure 5 realizes the earphone knot of diamylose gram noise reduction
Composition, according to the utility model, a kind of earphone for realizing diamylose gram noise reduction of the present embodiment, including headset main body, and with it is described
The control device 300 of headset main body electrical connection, has receiver loudspeaker 502 in headset main body front end, and headset main body rear end forms one
Cavity 501.This implementation headset main body with control device 300 is into a single integrated structure connects.Control device 300 include call microphone 100,
Power subsystem and bluetooth unit.Bluetooth unit be used for receive and launch wireless signal, specifically, receive by verbal system (such as
Mobile phone, mobile call equipment) signal that is transmitted into；Launch the noise reduction microphone 110 by being built in headset main body rear end cavity
Call voice signal after noise reduction is to verbal system.Power subsystem electrically connects mu balanced circuit, and is noise reduction wheat by mu balanced circuit
Gram wind, call microphone and bluetooth unit power supply.Preferably, the present embodiment headset main body and the junction of receiver loudspeaker 502
Feedback noise reduction microphone 505 is set.
A kind of earphone for realizing diamylose gram noise reduction provided by the utility model, on the basis of active noise reduction, by noise reduction wheat
Gram elegance integrates ambient noise and suppress so as to preferably highlight as the converse noise of microphone call of reference pair as background sound
Voice, the utility model is while stationary noise is effectively suppressed, the nonstationary noise in filtering environmental, has extraordinary logical
Talk about quality.
With reference to the explanation of the present utility model disclosed here and practice, other embodiment of the present utility model is for this area
Technical staff will be readily apparent and understand.Illustrate and embodiment be to be considered only as it is exemplary, it is of the present utility model really
Scope and spirit are defined in the claims.
Claims (9)
1. a kind of earphone for realizing diamylose gram noise reduction, the earphone includes headset main body, and is electrically connected with the headset main body
Control device, the headset main body front end has receiver loudspeaker, it is characterised in that the built-in call Mike of the control device
Wind, the call microphone include the first sound collection unit and speech activity detection unit；
The headset main body rear end forms a cavity, noise reduction microphone built in the cavity, and the noise reduction microphone includes second
Sound collection unit, noise parameter computing unit and noise suppression unit；
The speech activity detection unit is connected with the noise parameter computing unit by cable, for voice activity detection list
The voice signal of first sound collection unit collection is transferred to the noise parameter computing unit by member；
First sound collection unit is connected with the noise suppression unit by cable, for the first sound collection list
The voice signal of member collection is transferred to the noise suppression unit；
The noise suppression unit is entered to the voice signal of call microphone collection and the environment sound signal of noise reduction microphone collection
Row gain mismatch correction coefficient is calculated, and the noise reduction parameter introduced after renewal, and voice signal is entered by environment sound signal
The processing of row noise suppressed.
2. earphone according to claim 1, it is characterised in that bluetooth unit is set in the control device, for receiving
With transmitting wireless signal.
3. earphone according to claim 2, it is characterised in that be additionally provided with power subsystem in the control device.
4. earphone according to claim 3, it is characterised in that the power subsystem electrically connects mu balanced circuit, and passes through institute
Mu balanced circuit is stated as noise reduction microphone and call microphone power.
5. according to the earphone described in claim 1 or 2 or 3, it is characterised in that be additionally provided with volume control on the control device
Device.
6. earphone according to claim 1, it is characterised in that connect filter circuit in the noise suppression unit, be used for
Processing is filtered to output signal.
7. earphone according to claim 1, it is characterised in that the control device connects headset plug, institute by cable
Headset plug is stated to be used to connect verbal system or playback equipment.
8. earphone according to claim 1, it is characterised in that the headset main body is one or two.
9. earphone according to claim 1, it is characterised in that the headset main body and the junction of the receiver loudspeaker
Feedback noise reduction microphone is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720405402.9U CN206698401U (en) | 2017-04-18 | 2017-04-18 | A kind of earphone for realizing diamylose gram noise reduction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720405402.9U CN206698401U (en) | 2017-04-18 | 2017-04-18 | A kind of earphone for realizing diamylose gram noise reduction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206698401U true CN206698401U (en) | 2017-12-01 |
Family
ID=60444504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720405402.9U Active CN206698401U (en) | 2017-04-18 | 2017-04-18 | A kind of earphone for realizing diamylose gram noise reduction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206698401U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109068213A (en) * | 2018-08-09 | 2018-12-21 | 歌尔科技有限公司 | A kind of earphone volume control method and device |
| CN109982185A (en) * | 2017-12-27 | 2019-07-05 | 上海蒂茜科技有限公司 | Bilateral diamylose gram wear-type noise reduction headset |
| CN110300344A (en) * | 2019-03-25 | 2019-10-01 | 深圳市增长点科技有限公司 | Adaptive noise reduction earphone |
| CN112399301A (en) * | 2020-11-18 | 2021-02-23 | 维沃移动通信有限公司 | Earphone and noise reduction method |
| CN113099370A (en) * | 2021-04-15 | 2021-07-09 | 西安音悦电子科技有限公司 | Novel intelligent hearing aid system and multi-scene using method |
| CN113676816A (en) * | 2021-09-26 | 2021-11-19 | 惠州市欧迪声科技有限公司 | Echo eliminating method for bone conduction earphone and bone conduction earphone |
-
2017
- 2017-04-18 CN CN201720405402.9U patent/CN206698401U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109982185A (en) * | 2017-12-27 | 2019-07-05 | 上海蒂茜科技有限公司 | Bilateral diamylose gram wear-type noise reduction headset |
| CN109982185B (en) * | 2017-12-27 | 2024-05-28 | 上海安录宇高数据技术有限公司 | Double-side double-microphone head-wearing noise-reducing headset |
| CN109068213A (en) * | 2018-08-09 | 2018-12-21 | 歌尔科技有限公司 | A kind of earphone volume control method and device |
| CN110300344A (en) * | 2019-03-25 | 2019-10-01 | 深圳市增长点科技有限公司 | Adaptive noise reduction earphone |
| CN112399301A (en) * | 2020-11-18 | 2021-02-23 | 维沃移动通信有限公司 | Earphone and noise reduction method |
| CN113099370A (en) * | 2021-04-15 | 2021-07-09 | 西安音悦电子科技有限公司 | Novel intelligent hearing aid system and multi-scene using method |
| CN113676816A (en) * | 2021-09-26 | 2021-11-19 | 惠州市欧迪声科技有限公司 | Echo eliminating method for bone conduction earphone and bone conduction earphone |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206698401U (en) | A kind of earphone for realizing diamylose gram noise reduction | |
| CN108989931B (en) | Hearing protection earphone, hearing protection method thereof and computer readable storage medium | |
| CN101843118B (en) | Method and system for wireless hearing assistance | |
| CN101828410B (en) | Method and system for wireless hearing assistance | |
| CN108540906A (en) | Volume adjusting method, earphone and computer readable storage medium | |
| CN104092801A (en) | Intelligent terminal call noise reduction method and intelligent terminal | |
| CN105307081A (en) | Voice signal processing system and method with active noise reduction | |
| CN107371079A (en) | The diamylose gram noise reduction system and noise-reduction method of a kind of earphone | |
| CN207744142U (en) | A kind of multi-functional bone conduction hearing aid system | |
| CN107452375A (en) | Bluetooth earphone | |
| CN104754436A (en) | Active noise reducing method and noise reducing earphone | |
| CN108322845A (en) | A kind of noise cancelling headphone | |
| CN102238452A (en) | Method for actively resisting noises in hands-free earphone and hands-free earphone | |
| EP4096202A1 (en) | Wireless sound amplification system and terminal | |
| CN209642920U (en) | Environment sensing noise reduction in-ear typed Bluetooth headset | |
| CN105208477A (en) | Dual-noise-reduction in-ear type earphone | |
| CN107343235A (en) | It is a kind of can plug earphone cord active noise reduction earphone | |
| CN203554657U (en) | Earphone microphone | |
| US20170195794A1 (en) | Wireless aviation headset | |
| CN208316970U (en) | earphone and communication system | |
| CN109089184A (en) | A kind of wear-type pickup noise reduction communication earphone | |
| CN211184201U (en) | Earphone with function of making an uproar falls in conversation | |
| CN209390258U (en) | Ambient sound perception and impulse noise mitigation headphone | |
| CN103152069A (en) | Vehicle-mounted cellphone hydraulic servomotor | |
| CN102523547A (en) | Hearing-aid earphone with audio acuity function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 201306 room 904, No. 800, Huanhu West 2nd Road, Lingang New Area, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai Patentee after: Hengxuan Technology (Shanghai) Co., Ltd Address before: 200135 Shanghai 647 free trade pilot area, 171 Pudong New Area Road, 1 buildings, 6 rooms Patentee before: Heng Xuan Technology (Shanghai) Co., Ltd. |