CN106658265A - Noise reduction earphone and electronic device - Google Patents
Noise reduction earphone and electronic device Download PDFInfo
- Publication number
- CN106658265A CN106658265A CN201710079078.0A CN201710079078A CN106658265A CN 106658265 A CN106658265 A CN 106658265A CN 201710079078 A CN201710079078 A CN 201710079078A CN 106658265 A CN106658265 A CN 106658265A
- Authority
- CN
- China
- Prior art keywords
- phonocatheter
- noise reduction
- microphone
- noise
- control chip
- 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.)
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1058—Manufacture or assembly
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/10—Details of earpieces, attachments therefor, earphones or monophonic headphones covered by H04R1/10 but not provided for in any of its subgroups
- H04R2201/105—Manufacture of mono- or stereophonic headphone components
Abstract
The invention discloses a noise reduction earphone and an electronic device. The earphone comprises an earphone housing, a main microphone, a noise reduction microphone and a master control chip, the main microphone, the noise reduction microphone and the master control chip are arranged in the earphone housing, the main microphone and the noise reduction microphone are in communication connection with the master control chip, the main microphone communicates with the external environment through a first sound guide pipe, the noise reduction microphone communicates with the external environment through a second sound guide pipe, and the first sound guide pipe and the second sound guide pipe are isolated from each other. The noise reduction earphone can increase the distance between the main microphone and the noise reduction microphone, and thus the signal to noise ratio is improved. The device comprises the noise reduction earphone provided by the invention.
Description
Technical field
The present invention relates to ear phone technology field, more particularly, to a kind of noise cancelling headphone and the noise cancelling headphone is applied
Electronic equipment.
Background technology
At present wireless headset typically all carries up decrease of noise functions, and up noise reduction is conversed noise reduction.For example, in noisy environment
In when making a phone call, microphone receives the voice signal of speaker and the noise signal of surrounding environment, and above two signal is passed
To noise reduction chip, by noise reduction algorithm, filter out ambient noise signal and ensure that other side can still hear clearly voice signal.
Call decrease of noise functions is realized typically by single microphone/diamylose gram noise reduction algorithm.
Diamylose gram noise reduction algorithm principle is as follows：Microphone near speaker's mouth is main microphon, and it is mainly used in picking up
Take people's voice signal；Microphone near people ear is secondary microphone, is mainly used in picking up noise and voice signal.Voice signal
The time of major-minor microphone is reached because also there is difference distance different its time difference, noise reduction algorithm carries out noise according to the time difference
Suppress.
The quality of noise reduction of microphone array performance has two key parameters：One is the distance between major and minor two microphones,
Two is secondary microphone array line and the angle for wanting enhanced voice sound source (such as mouth).The distance between major and minor microphone
Greatly, angle is little, then anti-acoustic capability is good, otherwise anti-acoustic capability is poor.
Because wireless headset is worn and product design, current wireless headset is difficult have larger prominent on call anti-acoustic capability
Broken, main cause is：1. product is to the distant of mouth, the routine distance about 130mm of external auditory canal opening to lip center, this
It is the distance of usual ears radio earphone microphone or microphone array center to lip center；2. microphone or microphone array
Center almost facing away from lip center pickup, and due to wearing the requirement of stable degree, microphone array line and microphone array
The angle of the line at row-lip center is generally larger, more than more than 30 degree.
Current wireless headset size is less, and the distance between major and minor microphone is difficult to meet minimal distance requirement.Acceptor
The restriction of microphone size, from mouth farther out, speech quality is bad for main microphon.
The content of the invention
It is an object of the present invention to provide a kind of new solution of noise cancelling headphone.
According to the first aspect of the invention, there is provided a kind of noise cancelling headphone.The earphone include earphone case, main microphon,
Noise reduction microphone and main control chip, the main microphon, the noise reduction microphone and the main control chip are arranged on the ear
In casing body, the main microphon and the noise reduction microphone are communicated to connect with the main control chip, and the main microphon passes through
First phonocatheter is connected with external environment condition, and the noise reduction microphone is connected by the second phonocatheter with external environment condition, and described first
Phonocatheter is mutually isolated with second phonocatheter.
Alternatively, also including the printed substrate for being integrated with the main control chip, the main microphon and the noise reduction wheat
Gram wind links together with the printed substrate.
Alternatively, the first openend of first phonocatheter is located at the bottom of the earphone case.
Alternatively, the second openend of second phonocatheter is located at the top of the earphone case.
Alternatively, the internal diameter of at least one of first phonocatheter and second phonocatheter is configured to by opening
Hold to the one end being connected with microphone and be gradually reduced.
Alternatively, the noise reduction microphone is multiple, and each described noise reduction microphone leads sound by respective described second
Pipe is connected with external environment, mutually isolated between multiple second phonocatheters.
Alternatively, between the second openend of the first openend of first phonocatheter and second phonocatheter away from
From more than or equal to 20mm.
Alternatively, the first openend of first phonocatheter is opposite with the second openend of second phonocatheter sets
Put.
Alternatively, also including sensor, the sensor is arranged on the earphone case, and with the main control chip
Communication connection, the sensor is configured to be contacted with the ear of user, to pick up the voice signal of osteoacusis and by the voice
Signal is sent to the main control chip.
According to another aspect of the present invention, there is provided a kind of electronic equipment.It is described that the equipment includes that the present invention is provided
Noise cancelling headphone.
It was found by the inventors of the present invention that in the prior art, the size of wireless headset is less, between major and minor microphone
Distance is difficult to meet minimal distance requirement.And limited by main microphon size, main microphon from mouth farther out, speech quality
It is bad.Therefore, the technical assignment to be realized of the present invention or technical problem to be solved be those skilled in the art never
It is expecting or it is not expected that, therefore the present invention is a kind of new technical scheme.
The noise cancelling headphone that the present invention is provided, by setting for the path and length to the first phonocatheter and the second phonocatheter
Put, the distance between main microphon and noise reduction microphone can be improved, so that the noise reduction of noise cancelling headphone more preferably, is improved
Signal to noise ratio.
Additionally, the position of the second outlet section of the first openend and the second phonocatheter by arranging the first phonocatheter, energy
Make the angle between the line of microphone array line and microphone-mouth diminish, further increase noise reduction.
By referring to the drawings to the present invention exemplary embodiment detailed description, the present invention further feature and its
Advantage will be made apparent from.
Description of the drawings
It is combined in the description and the accompanying drawing of the part that constitutes specification shows embodiments of the invention, and even
It is used to together explain the principle of the present invention with its explanation.
Fig. 1 is the structural representation of noise cancelling headphone according to embodiments of the present invention.
Fig. 2 is schematic diagram when noise cancelling headphone according to embodiments of the present invention is worn.
Fig. 3 is the flow chart of noise reduction process according to embodiments of the present invention.
Description of reference numerals：
11：Earplug；12：Back cavity；13：Front sound tube；14：PCB；15：Main microphon；16：Noise reduction microphone；17：Sensing
Device；18：First phonocatheter；19：First openend；20：Second phonocatheter；21：Second openend；22：Main control chip；23：It is anti-
Dirt element；24：Skin on the inside of duct.
Specific embodiment
Describe the various exemplary embodiments of the present invention in detail now with reference to accompanying drawing.It should be noted that：Unless had in addition
Body illustrates that the part and the positioned opposite of step, numerical expression and numerical value for otherwise illustrating in these embodiments does not limit this
The scope of invention.
It is below illustrative to the description only actually of at least one exemplary embodiment, never as to the present invention
And its any restriction applied or use.
For technology, method and apparatus may be not discussed in detail known to person of ordinary skill in the relevant, but suitable
In the case of, the technology, method and apparatus should be considered a part for specification.
In all examples shown here and discussion, any occurrence should be construed as merely exemplary, and not
It is as restriction.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then it need not be further discussed in subsequent accompanying drawing.
A kind of embodiments in accordance with the present invention, there is provided noise cancelling headphone.For example, the noise cancelling headphone can be wireless headset or
Person's wired earphone.Because the installation space of wireless headset is less, therefore the noise cancelling headphone is particularly suited for wireless headset.From wearing shape
In formula, the noise cancelling headphone can be In-Ear Headphones, clip-on type earphone or headphone.
The noise cancelling headphone includes earphone case, main microphon 15, noise reduction microphone 16 and main control chip 22.Main microphon
15th, noise reduction microphone 16 and main control chip 22 are arranged in earphone case.Main microphon 15 and noise reduction microphone 16 and master control
Chip 22 is communicated to connect.Main microphon 15 is used to pick up voice signal, and sends the signal to main control chip 22.Main microphon
15 inevitably pick up and have sent noise signal.Noise reduction microphone 16 is used to pick up the noise of voice signal and surrounding environment
Signal, and two kinds of signals are sent into main control chip 22.Main control chip 22 is received from main microphon 15 and noise reduction microphone 16
Signal, noise reduction is carried out according to noise reduction algorithm and voice signal is strengthened.Main control chip 22 is additionally operable to after noise reduction process
Voice signal be sent to mobile terminal, played out by mobile terminal.For example, smart mobile phone, panel computer etc. are sent to.
Noise reduction algorithm is ordinary skill in the art means, and those skilled in the art can according to actual needs carry out noise reduction
The selection of algorithm, here does not elaborate.
In the present invention, main microphon 15 is connected by the first phonocatheter 18 with external environment condition.Noise reduction microphone 16 passes through
Second phonocatheter 20 is connected with external environment condition, and the first phonocatheter 18 is mutually isolated with the second phonocatheter 20.
The noise cancelling headphone that the present invention is provided, by the path and length to the first phonocatheter 18 and the second phonocatheter 20
Arrange, the distance between main microphon 15 and noise reduction microphone 16 can be improved, so that the noise reduction of noise cancelling headphone is more
It is good, improve signal to noise ratio.
Preferably, between the first openend 19 of the first phonocatheter 18 and the second openend 21 of the second phonocatheter 20
Distance is more than or equal to 20mm.The distance can ensure that good noise reduction.
Additionally, the position of the second outlet section of the first openend 19 and the second phonocatheter 20 by arranging the first phonocatheter 18
Put, the angle between the line of microphone array line and microphone-mouth can be made to diminish, further increase noise reduction.
Further, since main microphon 15 and noise reduction microphone 16 are respectively by phonocatheter and ft connection, main microphon 15
Can not be limited by installing space with the setting of noise reduction microphone 16.
Further, since not affected by the installation site of main microphon 15, those skilled in the art can be by the first phonocatheter
18 the first openend 19 is arranged to optional position, near the mouth of user, to improve the effect that main microphon 15 picks up voice
Really.
Fig. 1 is the structural representation of noise cancelling headphone according to embodiments of the present invention.
As shown in figure 1, the noise cancelling headphone is wireless headset.In the noise cancelling headphone, earphone case is earplug.Earplug it is interior
Portion has receiving space.The front sound tube 13 that receiving space is divided into back cavity 12 and connects with back cavity 12.Back cavity 12 is used to accommodate respectively
Kind components and parts, and the low-frequency effect of noise cancelling headphone can be improved, front sound tube 13 connects to pass sound with loudspeaker (not shown)
Go out.Power supply module and switch are additionally provided with back cavity 12.For example, power supply module includes lithium ion battery.Lithium ion battery leads to
Electric power management circuit is crossed for the power supply such as loudspeaker, main microphon 15, noise reduction microphone 16 and main control chip 22.
The noise cancelling headphone also includes being integrated with the printed substrate (PCB14) of main control chip 22.Main microphon 15 and noise reduction
Microphone 16 links together with printed substrate.In this way, the integrated level of noise cancelling headphone is substantially increased, is complied with
Electronics miniaturization, lightening development trend.Also, PCB14 makes main microphon 15, noise reduction microphone 16 and main control chip
Communication efficiency between 22 is more preferable.
For example, main control chip 22 can select DSP (Digital Signal Process, i.e. Digital Signal Processing)
Chip, it is also possible to have the chip of store function from other, corresponding algorithm routine can be write in the main control chip 22.
For example, main microphon 15 and noise reduction microphone 16 can according to actual needs be secured directly any of PCB14
On position, so as to not limited by installing space.For example, two microphones are arranged on the same side of PCB14, in order to arrange
Two sound guide tubes being connected with two microphones.
For example, loudspeaker is also integrated on PCB14 plates, and loudspeaker is communicated to connect with main control chip 22.
In one example, as shown in figure 1, the first phonocatheter 18 and the second phonocatheter 20 are each arranged to arcuate structure.
Arcuate structure has smooth path, in order to voice signal (including voice signal and noise signal) in two phonocatheters
Transmission.Additionally, in order to improve the distance between main microphon 15 and noise reduction microphone 16, two phonocatheters can also be set
For such as shape such as spirality, fold-line-shaped, wave linear shape.
In one example, the internal diameter of at least one of the first phonocatheter 18 and the second phonocatheter 20 is configured to by opening
Mouth end is gradually reduced to the one end being connected with microphone.As shown in figure 1, the first phonocatheter 18 and the second phonocatheter 20 are set
For the structure of reducing.The cross section of two phonocatheters is circle.The diameter of the first phonocatheter 18 is from the first openend 19 to master
Microphone 15 is gradually reduced, and the diameter of the second phonocatheter 20 is gradually reduced from the second openend 21 to noise reduction microphone 16.It is this
It is similar to that tubaeform, it is ensured that the pickup quality of good voice and noise.
Fig. 3 is the flow chart of noise reduction process according to embodiments of the present invention.
In this example embodiment, when main microphon 15 is picked up, voice signal sequentially passes through the first openend 19, the first phonocatheter
18th, main microphon 15 reaches main control chip 22.Noise reduction microphone 16 pick up when, voice signal sequentially pass through the second openend 21,
Second phonocatheter 20 and noise reduction microphone 16 reach main control chip 22.Main control chip 22 is believed two according to built-in noise reduction algorithm
Number processed, finally reduced noise, obtained voice signal.
Additionally, being provided with dustproof element 23 at least one of the first phonocatheter 18 and the second phonocatheter 20.For example, exist
Dustproof element 23 is provided with two phonocatheters, to prevent dust from entering.Dustproof element 23 can be, but not limited to, foam,
Sponge etc..
In one example, the first openend 19 of the first phonocatheter 18 is located at the bottom of earphone case.This is located proximate to
The mouth of user, can make the pickup effect of voice more preferable.
In one example, the second openend 21 of the second phonocatheter 20 is located at the top of earphone case.The position can be with
Ensure the quality of noise pickup.Also, when the first openend 19 is located at bottom, the second openend 21 and the first openend 19 it
Between distance it is maximum, it is to avoid influencing each other for the two, can guarantee that good noise reduction.
In one example, the phase of the second openend 21 of the first openend 19 of the first phonocatheter 18 and the second phonocatheter 20
The back of the body is arranged.This setup can be prevented effectively from influencing each other for two microphones.
In one example, noise reduction microphone 16 also includes sensor 17.Sensor 17 is arranged on earphone case, and
Communicate to connect with main control chip 22.Sensor 17 is configured to be contacted with the ear of user, to pick up the voice signal of osteoacusis
And the voice signal is sent into main control chip 22.For example, as illustrated in fig. 1 and 2, the sensor 17 is arranged on front sound tube 13
It is interior.When earplug is inserted into duct, sensor 17 is contacted with the skin 24 on the inside of duct.
User sends voice signal, and the vibration of vocal cords is transferred to human ear by osteoacusis, drives human ear position capillary
Generation respective change.Then, sensor 17 is in close contact with human ear, and lift takes the change of the blood information caused because of speech utterance,
And the main control chip 22 being transferred to the blood information for picking up in earplug.Main control chip 22 is parsed to blood information, most
The voice signal of user is obtained eventually.Because blood signal will not be fluctuated due to extraneous very noisy, by sensor 17
Indirect gain voice signal, it can be ensured that the accurate transmission of voice signal, it is to avoid impact of the outside noise signal to speech quality.
22 pairs of voice signals picked up by sensor 17 of main control chip and carried out by the voice signal that main microphon 15 is picked up
Optimization, has finally given accurate voice signal.This mode improves the accuracy of voice signal pickup.
In one example, noise reduction microphone 16 is multiple, and is both provided with one corresponding to each noise reduction microphone 16
Individual second sound guide tube, multiple second sound guide tubes are mutually isolated.For example, multiple noise reduction microphones 16 are integrated on PCB14.It is multiple
Second openend 21 of the second sound guide tube is disposed on the same line, and the sound guide tube of multiple second openends 21 and first
First openend 19 is disposed on the same line.The voice signal that noise reduction microphone 16 can so picked up is more accurate.
The distance or the angle of setting of the adjacent interval of the second openend 21 setting, so that the noise signal and voice signal of pickup are more
Plus accurately.
The noise signal and voice signal for being picked up above-mentioned multiple noise reduction microphones 16 by DSP is processed, to obtain
More accurate noise signal.Again by the built-in noise reduction algorithms of DSP, finally abate the noise signal, is become apparent from, accurately
Voice signal.
According to another embodiment of the invention, there is provided a kind of electronic equipment.The electronic equipment includes present invention offer
Noise cancelling headphone.The electronic equipment can be, but not limited to, mobile phone, notebook computer, panel computer, radio, intelligent hand
Table, intelligent glasses, PSP, virtual reality device (VR) or augmented reality equipment (AR) etc..
The characteristics of electronic equipment has sound effect good.
Although being described in detail to some specific embodiments of the present invention by example, the skill of this area
Art personnel it should be understood that example above is merely to illustrate, rather than in order to limit the scope of the present invention.The skill of this area
Art personnel to above example it should be understood that can modify without departing from the scope and spirit of the present invention.This
Bright scope is defined by the following claims.
Claims (10)
1. a kind of noise cancelling headphone, it is characterised in that including earphone case, main microphon (15), noise reduction microphone (16) and master control
Chip (22), the main microphon (15), the noise reduction microphone (16) and the main control chip (22) are arranged on the ear
In casing body, the main microphon (15) and the noise reduction microphone (16) are communicated to connect with the main control chip (22), described
Main microphon (15) is connected by the first phonocatheter (18) with external environment condition, and the noise reduction microphone (16) is by the second phonocatheter
(20) connect with external environment condition, first phonocatheter (18) is mutually isolated with second phonocatheter (20).
2. noise cancelling headphone according to claim 1, it is characterised in that also including the print for being integrated with the main control chip (22)
Brush wiring board, the main microphon (15) and the noise reduction microphone (16) link together with the printed substrate.
3. noise cancelling headphone according to claim 1, it is characterised in that the first openend of first phonocatheter (18)
(19) positioned at the bottom of the earphone case.
4. the noise cancelling headphone according to claim 1 or 3, it is characterised in that the second of second phonocatheter (20) opens
Mouth end (21) is positioned at the top of the earphone case.
5. noise cancelling headphone according to claim 1, it is characterised in that first phonocatheter (18) and described second leads sound
The internal diameter of at least one of pipe (20) is configured to from openend to the one end being connected with microphone be gradually reduced.
6. noise cancelling headphone according to claim 1, it is characterised in that the noise reduction microphone (16) is multiple, each institute
State noise reduction microphone (16) to connect with external environment by respective second phonocatheter (20), multiple second phonocatheters
(20) it is mutually isolated between.
7. noise cancelling headphone according to claim 1, it is characterised in that the first openend of first phonocatheter (18)
(19) it is more than or equal to 20mm with the distance between second openend (21) of second phonocatheter (20).
8. noise cancelling headphone according to claim 1, it is characterised in that the first openend of first phonocatheter (18)
(19) it is disposed opposite to each other with second openend (21) of second phonocatheter (20).
9. noise cancelling headphone according to claim 1, it is characterised in that also including sensor (17), the sensor (17)
Be arranged on the earphone case, and with the main control chip (22) communication connection, the sensor (17) be configured to
Ear's contact of user, to pick up the voice signal of osteoacusis and the voice signal is sent into the main control chip (22).
10. a kind of electronic equipment, it is characterised in that include the noise cancelling headphone as described in any one in claim 1-9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710079078.0A CN106658265B (en) | 2017-02-14 | 2017-02-14 | Noise reduction earphone and electronic equipment |
| PCT/CN2017/089577 WO2018149073A1 (en) | 2017-02-14 | 2017-06-22 | Noise-cancelling headphone and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710079078.0A CN106658265B (en) | 2017-02-14 | 2017-02-14 | Noise reduction earphone and electronic equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106658265A true CN106658265A (en) | 2017-05-10 |
| CN106658265B CN106658265B (en) | 2023-09-12 |
Family
ID=58845330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710079078.0A Active CN106658265B (en) | 2017-02-14 | 2017-02-14 | Noise reduction earphone and electronic equipment |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106658265B (en) |
| WO (1) | WO2018149073A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107071683A (en) * | 2017-06-22 | 2017-08-18 | 歌尔股份有限公司 | Radio communication headset detection apparatus and method |
| CN107426643A (en) * | 2017-07-31 | 2017-12-01 | 歌尔股份有限公司 | Up noise cancelling headphone |
| WO2018149073A1 (en) * | 2017-02-14 | 2018-08-23 | 歌尔股份有限公司 | Noise-cancelling headphone and electronic device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101742371A (en) * | 2008-11-12 | 2010-06-16 | 潍坊歌尔电子有限公司 | Microphone capable of suppressing wind noise |
| CN204272367U (en) * | 2014-10-24 | 2015-04-15 | 成都聚智工业设计有限公司 | Denoising device |
| US20150350762A1 (en) * | 2014-06-03 | 2015-12-03 | Gn Netcom A/S | Monaural wireless headset |
| WO2016065726A1 (en) * | 2014-10-30 | 2016-05-06 | 中名(东莞)电子有限公司 | Low-loss wireless stereo bluetooth headphones |
| CN206596167U (en) * | 2017-02-14 | 2017-10-27 | 歌尔股份有限公司 | Noise cancelling headphone and electronic equipment |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO312570B1 (en) * | 2000-09-01 | 2002-05-27 | Sintef | Noise protection with verification device |
| US8019107B2 (en) * | 2008-02-20 | 2011-09-13 | Think-A-Move Ltd. | Earset assembly having acoustic waveguide |
| JP4734441B2 (en) * | 2009-06-12 | 2011-07-27 | 株式会社東芝 | Electroacoustic transducer |
| CN203761556U (en) * | 2013-11-25 | 2014-08-06 | 香港丰成有限公司 | Double-microphone noise reduction earphone |
| CN204598241U (en) * | 2015-04-10 | 2015-08-26 | 华蓥市高科龙电子科技有限公司 | A kind of environmental noise for mobile phone suppresses microphone structure |
| CN204887355U (en) * | 2015-07-03 | 2015-12-16 | 歌尔声学股份有限公司 | Earphone |
| CN104994456B (en) * | 2015-07-07 | 2019-07-09 | 惠州Tcl移动通信有限公司 | A kind of earphone and its method improving call tone quality |
| CN105208477B (en) * | 2015-09-19 | 2018-05-29 | 中山阿迪通电子科技有限公司 | A kind of double down In-Ear Headphones of making an uproar |
| CN105263081B (en) * | 2015-11-16 | 2018-05-01 | 北京祥雍智杰科技有限公司 | It is a kind of that there is the earplug arrangement for suppressing feedback function |
| CN205594332U (en) * | 2016-01-20 | 2016-09-21 | 杭州双弯月电子科技有限公司 | Wrist -watch of making an uproar falls in diamylose |
| CN105848054B (en) * | 2016-03-15 | 2020-04-10 | 歌尔股份有限公司 | Earphone and noise reduction method thereof |
| CN106658265B (en) * | 2017-02-14 | 2023-09-12 | 歌尔股份有限公司 | Noise reduction earphone and electronic equipment |
-
2017
- 2017-02-14 CN CN201710079078.0A patent/CN106658265B/en active Active
- 2017-06-22 WO PCT/CN2017/089577 patent/WO2018149073A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101742371A (en) * | 2008-11-12 | 2010-06-16 | 潍坊歌尔电子有限公司 | Microphone capable of suppressing wind noise |
| US20150350762A1 (en) * | 2014-06-03 | 2015-12-03 | Gn Netcom A/S | Monaural wireless headset |
| CN204272367U (en) * | 2014-10-24 | 2015-04-15 | 成都聚智工业设计有限公司 | Denoising device |
| WO2016065726A1 (en) * | 2014-10-30 | 2016-05-06 | 中名(东莞)电子有限公司 | Low-loss wireless stereo bluetooth headphones |
| CN206596167U (en) * | 2017-02-14 | 2017-10-27 | 歌尔股份有限公司 | Noise cancelling headphone and electronic equipment |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018149073A1 (en) * | 2017-02-14 | 2018-08-23 | 歌尔股份有限公司 | Noise-cancelling headphone and electronic device |
| CN107071683A (en) * | 2017-06-22 | 2017-08-18 | 歌尔股份有限公司 | Radio communication headset detection apparatus and method |
| CN107426643A (en) * | 2017-07-31 | 2017-12-01 | 歌尔股份有限公司 | Up noise cancelling headphone |
| CN107426643B (en) * | 2017-07-31 | 2019-08-23 | 歌尔股份有限公司 | Uplink noise cancelling headphone |
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|---|---|
| CN106658265B (en) | 2023-09-12 |
| WO2018149073A1 (en) | 2018-08-23 |
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