CN105025409B - Wind resistance is made an uproar earphone - Google Patents
Wind resistance is made an uproar earphone Download PDFInfo
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- CN105025409B CN105025409B CN201510455734.3A CN201510455734A CN105025409B CN 105025409 B CN105025409 B CN 105025409B CN 201510455734 A CN201510455734 A CN 201510455734A CN 105025409 B CN105025409 B CN 105025409B
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- 108090000565 Capsid Proteins Proteins 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 13
- 238000007664 blowing Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
It makes an uproar earphone the invention discloses a kind of wind resistance, forms the earphone case of internal cavity including surrounding, be equipped with speaker unit, sound reception unit and noise reduction unit in cavity, noise reduction unit is electrically connected with sound reception unit and speaker unit；The acoustic aperture out outside connection earphone with cavity is equipped with before earphone case；Speaker unit includes loudspeaker, and the voice directions direction of loudspeaker goes out acoustic aperture；Sound reception unit includes the microphone equipped with sound receiver hole, and the side of earphone case is equipped with the sound hole outside connection earphone with cavity, and sound receiver hole is set to the position in cavity far from sound hole.Implement technical solution of the present invention, the generation that wind is made an uproar can be reduced, and reduce influence of the wind to earphone active noise reduction effect, have the effect of that wind resistance is made an uproar.
Description
Technical field
The present invention relates to earphone field, make an uproar earphone more particularly, to a kind of wind resistance.
Background technique
There are two ways to earphone noise reduction, respectively active noise reduction and passive noise reduction.
Active noise reduction function is exactly that the reversed sound wave equal with ambient noise is generated by noise reduction system, and noise is neutralized,
To realize the effect of noise reduction.Specifically, the environment that can be first heard by the sound reception unit detecting ear being placed in earphone
Middle noise；Noise warning signal is reached into Dolby circuit again, Dolby circuit carries out real-time operation and goes out the reversed sound wave equal with noise
Phase, the frequency spectrum of reversed sound wave and the noise to be eliminated are just the same, and only phase is just opposite (180 ° of difference)；By raising
Sound unit emits reversed sound wave and carrys out offset noise；Then noise just disappears and does not hear.
The generation that wind is made an uproar is since the turbulent flow sound generated that rubs occurs for wind to Headphone structure and Headphone structure, especially
The wind for blowing to the sound hole of earphone outer covering is made an uproar, and such wind, which is made an uproar, to be not only difficult to be eliminated with above-mentioned active noise reduction function, instead may be used
It can be lifted, influence noise reduction effect.
Summary of the invention
The technical problem to be solved in the present invention is that in view of the above-mentioned drawbacks in the prior art, providing one kind can reduce
The ear wind resistance that wind is made an uproar is made an uproar earphone.
The technical solution adopted by the present invention to solve the technical problems is: constructing a kind of wind resistance and makes an uproar earphone, including surrounds shape
At the earphone case of internal cavity, speaker unit, sound reception unit and noise reduction unit, noise reduction unit and sound are equipped in cavity
Sound receiving unit and speaker unit electrical connection；The acoustic aperture out outside connection earphone with cavity is equipped with before earphone case；Loudspeaking
Unit includes loudspeaker, and the voice directions direction of loudspeaker goes out acoustic aperture；Sound reception unit includes the microphone equipped with sound receiver hole,
The side of earphone case is equipped with the sound hole outside connection earphone with cavity, and sound receiver hole is set in cavity far from sound hole
Position.
Preferably, sound hole is set to the lower part of earphone case side, and sound receiver hole is set to the intracorporal top of chamber.
Preferably, loudspeaker are located in the middle part of cavity；After loudspeaker include horn front in the form of annular discs and cylindrical loudspeaker
The inside of portion, loudspeaker rear portion and shell forms an annular space, so that sound is transmitted to sound receiver hole from sound hole.
Preferably, microphone is set to the top of annular space；Loudspeaker rear portion is between sound receiver hole and sound hole
On straight line path.
Preferably, the direction of sound hole is that from bottom to top, the direction of sound receiver hole is the direction phase of the two from the front to the back
It is mutually vertical.
Preferably, noise reduction unit includes circuit board and Dolby circuit on circuit boards.
Preferably, circuit board is located at behind loudspeaker.
Preferably, earphone case is equipped with the extension extended downwardly；Sound hole is located at the front side of extension.
Preferably, earphone cable enters cavity through extension.
Preferably, earphone case includes the procapsid and back casing mutually fastened；Acoustic aperture is arranged on procapsid out, stretches out
Portion is arranged on back casing, and sound hole is arranged in procapsid or on back casing or at the joint portion of the two.
Implement technical solution of the present invention, at least have it is below the utility model has the advantages that
It avoids from the wind that sound hole enters and is directly blown onto sound receiver hole, reduce the generation that wind is made an uproar, and reduce wind
Influence to earphone active noise reduction effect has the effect of that wind resistance is made an uproar.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples, in attached drawing:
Fig. 1 is that wind resistance in an of the invention preferred embodiment is made an uproar the stereoscopic schematic diagram of earphone.
Fig. 2 is that wind resistance in Fig. 1 is made an uproar the schematic front view of earphone.
Fig. 3 is that wind resistance in Fig. 1 is made an uproar the schematic rear view of earphone.
Fig. 4 is the schematic cross-sectional view (omitting earphone cable 5) of the position A-A in Fig. 3.
Fig. 5 is that wind resistance in Fig. 1 is made an uproar the perspective view of the explosion of earphone.
Wherein, 1. shell, 11. procapsids, 111. go out acoustic aperture, 112. sound holes, 12. back casings, 121. protrusions, 20.
Loudspeaker, 30. microphones, 31. sound receiver holes, 40. circuit boards, 5. earphone cables.
Specific embodiment
For a clearer understanding of the technical characteristics, objects and effects of the present invention, now control attached drawing is described in detail
A specific embodiment of the invention.In the description that wind resistance of the invention makes an uproar earphone, it is to be understood that "front", "rear",
The description of the orientation such as "left", "right", "upper", "lower" is merely for convenience of description technical solution of the present invention, rather than indicates signified
Device or the orientation that must have of element, therefore should not be understood as the restriction to technical solution of the present invention.
As shown in Fig. 1 to 5, the wind resistance in a preferred embodiment of the invention is made an uproar earphone, including is surrounded and formed inner chamber
The earphone case 1 of body, speaker unit, sound reception unit and noise reduction unit are equipped in cavity, and noise reduction unit and sound receive
Unit and speaker unit electrical connection, noise reduction unit include circuit board 4 and Dolby circuit on the circuit board 4；Before earphone case 1
Face is equipped with the acoustic aperture 111 out outside connection earphone with cavity；Speaker unit includes loudspeaker 2, and the voice directions direction of loudspeaker 2 is spoken
Hole 111；Sound reception unit includes the microphone 3 equipped with sound receiver hole 31, and the side of earphone case 1 is equipped with outside connection earphone
The sound hole 112 in portion and cavity, sound receiver hole 31 are set to the position in cavity far from sound hole 112.
Specifically, the back casing 12 of procapsid 11 and cover shape of the earphone case 1 including cover shape, procapsid 11 and back casing 12
It fastens to surround and forms cavity；On the front casing 11, sound hole 112 is arranged on the front casing 11 the setting of acoustic aperture 111 out, it will be appreciated that
Ground, sound hole 112 also can be set on back casing 12 or on the joint portion of procapsid 11 and back casing 12.Sound receives
Unit includes the microphone 3 equipped with sound receiver hole 31, and circuit board 4 is located at behind loudspeaker 2.Outside noise is through sound hole 112
Enter in sound receiver hole 31 into after in cavity, is received by sound reception unit；Sound reception unit is again converted to noise
Electric signal reaches Dolby circuit, and Dolby circuit carries out the parameter that real-time operation goes out reversed sound wave；It is reversed by speaker unit transmitting
Sound wave carrys out offset noise；Then noise just disappears and does not hear.
Loudspeaker 2 are located in the middle part of cavity；Loudspeaker 2 include the horn front 21 and loudspeaker rear portion successively on voice directions
22, horn front 21 is in the form of annular discs, and loudspeaker rear portion 22 is in cylindrical shape, it is preferable that the axis of horn front 21 and loudspeaker rear portion 22
Line is overlapped.Loudspeaker rear portion 22 and the inside of shell 1 form an annular space, so that sound is transmitted to sound from sound hole 112
Receiver hole 31.Wherein, circuit board 4 is located at behind loudspeaker rear portion 22 and is parallel to the direction of sound hole 112.Microphone 3 is set
In the top of annular space；Loudspeaker rear portion 22 is on the straight line path between sound receiver hole 31 and sound hole 112, sound hole
112 position than horn front 21 position rearward, and sound hole 112 is towards the non-voice side at loudspeaker rear portion 22.This
2 position of loudspeaker of sample can carry out buffering decrease by the wind that sound hole 112 enters to extraneous, make to eventually arrive at sound reception
The wind in hole 31 weakens significantly, to reduce influence of the wind to active noise reduction effect.
Wherein, the direction of sound hole 112 is that from bottom to top, the direction of sound receiver hole 31 is the side of the two from the front to the back
To being mutually perpendicular to.The position of sound hole 112 is more forward than the position of sound receiver hole 31, and the direction of sound receiver hole 31 to
Before.While entering cavity due to outside noise, extraneous wind inevitably also can be blown into cavity through sound hole 112.If wind is straight
It connects and blows to sound receiver hole 31, wind can be generated and made an uproar, and the vibrating diaphragm of microphone 3 can be made to generate vibration, affect active noise reduction
Effect.And 112 position of sound hole of present embodiment and 31 position of sound receiver hole are arranged, and both meet sound reception unit
The needs of noise are received, the wind in turn avoiding being blown into cavity is directly blown onto sound receiver hole 31, thus reduce the generation that wind is made an uproar,
The interference that wind is made an uproar to earphone active noise reduction system is reduced again, has the effect of that wind resistance is made an uproar.
Earphone case 1 is equipped with the extension 121 extended downwardly, which is arranged on back casing 12；Sound hole
112 are located at the front side of extension 121.When using earphone, earphone is worn on ear, sound hole 112 be located in extension 121 with
Between human skin, extension 121 is kept off in the outside of sound hole 112, is played buffering to the wind for blowing to sound hole 112 from outside and is subtracted
Weak effect reduces wind-dryness, and reduces the intensity for being blown into the wind of sound hole 112, has the effect of that wind resistance is made an uproar.
The earphone can be wired earphone or wireless headset.When the earphone is wired earphone, earphone cable 5 can be through stretching out
Portion 121 enters cavity, transmits audio signal.When the earphone is wireless headset, extension 121 can not then be opened up for earphone cable
By channel.
Wind resistance in present embodiment is made an uproar earphone, and the generation that wind is made an uproar can be reduced, and is reduced wind and imitated to earphone active noise reduction
The influence of fruit has the effect of that wind resistance is made an uproar.
The foregoing is merely the preferred embodiment of the present invention, are not intended to restrict the invention, for this field
For technical staff, the present invention can have various changes, combination and variation.All within the spirits and principles of the present invention, made
Any modification, equivalent substitution, improvement and etc., should be included within scope of the presently claimed invention.
Claims (7)
- The earphone 1. a kind of wind resistance is made an uproar forms the earphone case (1) of internal cavity including surrounding, is equipped with loudspeaking list in the cavity Member, sound reception unit and noise reduction unit, the noise reduction unit are electrically connected with the sound reception unit and the speaker unit It connects, to pass through sound reception unit and speaker unit active noise reduction；It is equipped with before the earphone case (1) outside connection earphone With the cavity go out acoustic aperture (111)；The speaker unit includes loudspeaker (2), and the voice directions of the loudspeaker (2) are described in Acoustic aperture (111) out；The sound reception unit includes the microphone (3) equipped with sound receiver hole (31), which is characterized in that described The side of earphone case (1) is equipped with the sound hole (112) outside connection earphone with the cavity, and the loudspeaker (2) are located at described In the middle part of cavity；The sound receiver hole (31) is set to the position in the cavity far from the sound hole (112), and the loudspeaker (2) include Horn front (21) and loudspeaker rear portion (22) in the form of annular discs, non-voice side of the sound hole (112) towards loudspeaker rear portion (22) Face, the loudspeaker rear portion (22) is on the straight line path between the sound receiver hole (31) and the sound hole (112), institute The inside for stating loudspeaker rear portion (22) and the shell (1) forms an annular space, so that sound is passed from the sound hole (112) It is sent to the sound receiver hole (31)；The noise reduction unit includes circuit board (4) and the Dolby circuit on the circuit board (4), and the circuit board (4) is located at Behind the loudspeaker rear portion (22) and it is parallel to the directions of the sound hole (112).
- The earphone 2. wind resistance according to claim 1 is made an uproar, which is characterized in that the sound hole (112) is set to the ear casing The lower part of body (1) side, the sound receiver hole (31) are set to the intracorporal top of the chamber.
- The earphone 3. wind resistance according to claim 2 is made an uproar, which is characterized in that the microphone (3) is set to the annular space Top.
- The earphone 4. wind resistance according to claim 3 is made an uproar, which is characterized in that the direction of the sound hole (112) be from it is lower to On, the direction of the sound receiver hole (31) is from the front to the back that the direction of the two is mutually perpendicular to.
- The earphone 5. wind resistance according to claim 1 is made an uproar, which is characterized in that the earphone case (1) is equipped with and extends downwardly Extension (121)；The sound hole (112) is located at the front side of the extension (121).
- The earphone 6. wind resistance according to claim 5 is made an uproar, which is characterized in that earphone cable enters institute through the extension (121) State cavity.
- The earphone 7. wind resistance according to claim 5 is made an uproar, which is characterized in that the earphone case (1) includes mutually fastening Procapsid (11) and back casing (12)；Described acoustic aperture (111) out are arranged on the procapsid (11), the extension (121) It is arranged on the back casing (12), the sound hole (112) is arranged in the procapsid (11) or in the back casing (12) on or at the joint portion of the two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510455734.3A CN105025409B (en) | 2015-07-29 | 2015-07-29 | Wind resistance is made an uproar earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510455734.3A CN105025409B (en) | 2015-07-29 | 2015-07-29 | Wind resistance is made an uproar earphone |
Publications (2)
| Publication Number | Publication Date |
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| CN105025409A CN105025409A (en) | 2015-11-04 |
| CN105025409B true CN105025409B (en) | 2019-02-26 |
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| CN201510455734.3A Active CN105025409B (en) | 2015-07-29 | 2015-07-29 | Wind resistance is made an uproar earphone |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI126466B (en) * | 2015-11-24 | 2016-12-30 | Qon Oy | Wireless noise canceling earplug |
| CN105721974B (en) * | 2016-03-29 | 2019-04-12 | 歌尔股份有限公司 | PlayGear Stealth |
| CN105959837B (en) * | 2016-05-30 | 2020-01-03 | 歌尔股份有限公司 | Wind noise prevention microphone and earphone line control device |
| WO2018098626A1 (en) * | 2016-11-29 | 2018-06-07 | 深圳前海达闼云端智能科技有限公司 | Communication terminal |
| CN106937199A (en) * | 2017-04-17 | 2017-07-07 | 声源科技（深圳）有限公司 | A kind of couple of MIC drop wind is made an uproar bluetooth earphone |
| US10015574B1 (en) * | 2017-09-01 | 2018-07-03 | Apple Inc. | Acoustic assembly |
| CN110636400B (en) * | 2018-06-25 | 2021-03-16 | 瑞昱半导体股份有限公司 | Earphone set |
| CN109348322B (en) * | 2018-09-07 | 2020-10-09 | 歌尔科技有限公司 | Wind noise prevention method, feedforward noise reduction system, earphone and storage medium |
| CN110611855A (en) * | 2019-08-09 | 2019-12-24 | 深圳市静音科技有限公司 | Wind noise resistant active noise reduction earphone |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204498332U (en) * | 2015-04-14 | 2015-07-22 | 歌尔声学股份有限公司 | A kind of windproof noise reducing mechanism of earphone and earphone |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2362381B1 (en) * | 2010-02-25 | 2019-12-18 | Harman Becker Automotive Systems GmbH | Active noise reduction system |
| CN201947421U (en) * | 2010-12-03 | 2011-08-24 | 深圳市冠旭电子有限公司 | Ear noise-reducing headphone |
| CN103347224B (en) * | 2013-06-05 | 2016-02-03 | 歌尔声学股份有限公司 | Reduce the acoustical cavity that microphone pickup wind is made an uproar |
| CN205105361U (en) * | 2015-07-29 | 2016-03-23 | 深圳航天金悦通科技有限公司 | Anti -wind earphone of making an uproar |
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2015
- 2015-07-29 CN CN201510455734.3A patent/CN105025409B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204498332U (en) * | 2015-04-14 | 2015-07-22 | 歌尔声学股份有限公司 | A kind of windproof noise reducing mechanism of earphone and earphone |
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| CN105025409A (en) | 2015-11-04 |
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Effective date of registration: 20171221 Address after: 518000 Guangdong city of Shenzhen province Nanshan District Nantou street, No. 11018 Shennan Avenue, grand view building 12-H Applicant after: SHENZHEN JIUXIAO HUANPEI TECHNOLOGY Co.,Ltd. Address before: 518057 room B408, No. 6, South ten road, Nanshan District Science Park, Shenzhen City, Guangdong Province, Shenzhen space science and Technology Innovation Research Institute, room B408 Applicant before: SHENZHEN AEROSPACE GOLDEN SHINE TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20220921 Address after: Room 101, No. 16, Lianhua Road, Villa District, Golf Club, Xinsha Community, Shatou Street, Futian District, Shenzhen, Guangdong 518000 Patentee after: Shenzhen Liananda Technology Co.,Ltd. Address before: 12-h, xinhaofang building, 11018 Shennan Avenue, Nantou street, Nanshan District, Shenzhen, Guangdong 518000 Patentee before: SHENZHEN JIUXIAO HUANPEI TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20240115 Address after: 518000 Shennan Garden 302H, No. 11 Kexing Road, Science and Technology Park Community, Yuehai Street, Nanshan District, Shenzhen, Guangdong Province Patentee after: Shenzhen Jingyu Hongtu Technology Co.,Ltd. Address before: Room 101, No. 16, Lianhua Road, Villa District, Golf Club, Xinsha Community, Shatou Street, Futian District, Shenzhen, Guangdong 518000 Patentee before: Shenzhen Liananda Technology Co.,Ltd. |