CN102395070B - Double-ear type sound-recording headphone - Google Patents
Double-ear type sound-recording headphone Download PDFInfo
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- CN102395070B CN102395070B CN201110305915.XA CN201110305915A CN102395070B CN 102395070 B CN102395070 B CN 102395070B CN 201110305915 A CN201110305915 A CN 201110305915A CN 102395070 B CN102395070 B CN 102395070B
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- 210000000613 ear canal Anatomy 0.000 abstract description 4
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- 230000006870 function Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000005236 sound signal Effects 0.000 description 2
- 210000003454 tympanic membrane Anatomy 0.000 description 2
- 210000000988 bone and bone Anatomy 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 230000002490 cerebral effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 210000000883 ear external Anatomy 0.000 description 1
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- 238000004519 manufacturing process Methods 0.000 description 1
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- 210000005036 nerve Anatomy 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The invention relates to a double-ear type sound-recording headphone, which comprises two speaker units and two microphone units, wherein the two speaker units are respectively inserted into two ear canals; and the two microphone units are combined on the two speaker units in a detachable mode. In a sound-recording mode, the microphone units can be detachably separated from the speaker units; and the microphone units, instead of the speaker units, are inserted into the two ear canals and used for recording external sounds. In a playing mode, the speaker units which are placed in the ear canals are used for re-producing the recorded sounds.
Description
Technical field
the present invention relates to a kind of earphone, particularly a kind of Double-ear type sound-recording headphone.
Background technology
due to different from horn structure of earphone, difference to some extent on both effect of sound fields in the time of playback of music, current earphone is on the market many cannot show natural sound field, this is to be because loudspeaker are when the playback of music, system first arrive intelligent's ear again by air borne, the speaker sound that now people's ear is heard with hear that the various sound of occurring in nature is the same, pass through auricle, external ear, duct, be transmitted to ear drum membrane, by the perception of cerebral nerve institute.In the middle of such process, refraction, diffraction and the diffraction to sound wave such as people's auricle, duct, cranium, shoulder, certain influence is caused to sound in capital, and this be commonly called as " head-related transfer function " (Head-related Transfer Function, HRTF) impact.People's brain-capacity is rule of thumb judged the azimuth-range that sound sends, judge by the experience of this head-related transfer function impact exactly, but earphone is that sound is directly poured into ears, so there is no the impact of head-related transfer function, human brain cannot accurately judge the azimuth-range of sound thus.
in order to solve the above problems, have at present and change the binaural recording mode of adopting utilization " the emulation number of people " (Dummy Head) and solve this drawback technology, again while seeing through earphone broadcast again through the music of utilizing emulation number of people mode to record, can reappear full angle effect of sound field even more true to nature than loudspeaker, this kind of record type be by two miniature isotropic directivity microphones be placed on one with the duct of the several leading living headform of true man in (approaching the position of people's ear drum membrane), human simulation ear is heard the whole process of sound, headform also has auricle, duct, cranium, hair and shoulder, even skin and bone also can adopt the material approaching the most with human body to manufacture, so could simulate as far as possible truly the impact of people's ear all suffered head-related transfer functions in the time hearing sound.
what above-mentioned binaural recording mode was more common is all by professional recording personage with the headform operation of recording, and must see through after recording, seeing through earphone by other Music Appreciation person again plays, for wanting oneself recording to reappear very inconvenience for the user of sound field, because the electronic product that mobile phone or computer etc. are carried is more and more stressed multifunctionality, also more should promote to some extent with the functional of earphone of its collocation use.
Summary of the invention
technical problem to be solved by this invention is to provide a kind of Double-ear type sound-recording headphone, wherein the loudspeaker unit of this earphone separates with microphone unit is detachable, and under recording mode, allow microphone unit be positioned at best recording position, intend the most genuine head-related transfer function to provide, and in the time that loudspeaker unit is play, can reappear the most real natural sound field.
for solving above technical problem, the present invention takes following technical scheme:
a kind of Double-ear type sound-recording headphone, it comprises two loudspeaker units for being inserted into the signal that plays sound in ears duct and is incorporated into two microphone units on described two loudspeaker units with removably respectively, described Double-ear type sound-recording headphone has play mode and recording mode, when Double-ear type sound-recording headphone is under play mode, loudspeaker unit is inserted in duct, microphone unit is connected to the outer end of loudspeaker unit, and the radio reception of microphone unit is facing to outside ear; When Double-ear type sound-recording headphone is under recording mode, two microphone units and two loudspeaker units are separated, and replace two loudspeaker units and be inserted in ears duct, and the radio reception face of two microphone units is also outside ear.
according to further embodiment of the present invention: described microphone unit includes a housing, is arranged on the microphone in this housing and is set in the earplug part on this housing.Preferably, the earplug part of microphone unit can seal duct in the time inserting in duct.According to a concrete aspect, on the earplug part of microphone unit, there is the holding section for microphone unit being snapped into loudspeaker unit.According to another concrete aspect, the earplug part of microphone unit is set on one end of its housing, and the other end of its housing is provided with the holding section that snaps into loudspeaker unit for this microphone unit.
according to an aspect of the present invention, loudspeaker unit includes a housing, is arranged on loud speaker, the sound guide tube forwards extending from one end towards duct of this housing in this housing and is set in the earplug part on this sound guide tube.One end that deviates from duct of the housing of loudspeaker unit extends back and is formed for the chamber of microphone unit described in assembly.
according to a concrete aspect, microphone unit includes a housing, is arranged on the microphone in this housing and is set in the earplug part on this housing, this earplug part has holding section, and the chamber periphery of described loudspeaker unit is provided with the fastener with the clamping of described holding section.According to another concrete aspect, the earplug part of microphone unit is set on one end of its housing, and the other end of housing be provided with for the holding section of the fastener clamping of loudspeaker unit.
according to the present invention, the combination between loudspeaker unit and microphone unit, except engaging mode of above-mentioned fastener and holding section, also can use for example magnetic mode of other combination instead.
according to the present invention, described Double-ear type sound-recording headphone also has de-noising pattern, when in de-noising pattern lower time, described microphone unit is connected on described loudspeaker unit, and described two microphone units are reception environment sound source signal, and therefore produce a reverse environment sound source signal and offer described loudspeaker unit
due to the enforcement of above technical scheme, the present invention compared with prior art tool has the following advantages:
double-ear type sound-recording headphone of the present invention has recording mode and play mode, under recording mode, replacing loudspeaker unit by microphone unit records, the effect of guaranteeing head-related transfer function is not affected, and under play mode, allow the loudspeaker unit reproduction turning back in duct intend the most genuine recorded voice.
Accompanying drawing explanation
below in conjunction with accompanying drawing and specific embodiment, the present invention will be further described in detail:
fig. 1 is the structural representation of the Double-ear type sound-recording headphone of embodiment 1;
fig. 2 is the Double-ear type sound-recording headphone of Fig. 1 schematic diagram under recording mode;
fig. 3 is the structural representation of the Double-ear type sound-recording headphone of embodiment 2;
fig. 4 is the Double-ear type sound-recording headphone of Fig. 3 schematic diagram under recording mode;
fig. 5 shows conversion schematic diagram for Double-ear type sound-recording headphone according to the present invention operates mould.
wherein: 10, loudspeaker unit; 11,21, housing; 12, loud speaker; 13, sound guide tube; 14, earplug part; 15, chamber; 16, conjunction; 20, microphone unit; 22, microphone; 23, earplug part; 24, holding section; 25,30, duct; 40, transmission line; 50, recording module; 60, internal memory; 70, playing module.
Embodiment
double-ear type sound-recording headphone of the present invention mainly comprises two loudspeaker units and two microphone units, and microphone unit is incorporated into loudspeaker unit with removably.For asking graphic succinct and explanation is convenient, below in the time of explanation content of the present invention, all explain with monaural in graphic, also only coordinate single microphone unit to come description scheme composition and technical characterictic with single loudspeaker unit.
embodiment 1
as shown in Figure 1, loudspeaker unit 10 is inserted in duct 30, and microphone unit 20 can be incorporated into loudspeaker unit 10 one end outwardly.Loudspeaker unit 10 includes a housing 11 and a loud speaker 12, and loud speaker 12 is contained in housing 11, and the front end of housing 11 is extended with a sound guide tube 13, is arranged with an earplug part 14 on sound guide tube 13, and housing 11 rear ends are extended with a chamber 15.Microphone unit 20 includes a housing 21 and a microphone 22, and microphone 22 is placed in housing 21, and on housing 21, is arranged with an earplug part 23.In the chamber 15 of above-mentioned loudspeaker unit 10, be provided with a fastener 16, and microphone unit 20 is filled in chamber 15 when interior, coordinates, to place restrictions on the movement of microphone unit 20 by a holding section 24 on earplug part 23 with fastener 16.Because the housing 11 of loudspeaker unit 10 is designed to circle mostly, therefore fastener 16 herein can be designed as ring-type, also can be in the upper end of chamber 15 and lower end one projection is respectively set.
referring to Fig. 2, when earphone is in recording mode lower time, user can first disassemble microphone unit 20 on loudspeaker unit 10, and by loudspeaker unit 10 from the interior taking-up of duct 30 carry after ear, now microphone unit 20 can be inserted into the position of original loudspeaker unit 10, that is the porch of duct 30, and be fixed on duct 30 entrances by earplug part 23.
because microphone unit 20 is herein used as to record extraneous sound field, therefore the radio reception of microphone 21 is facing to outside ear, and as shown in Figure 1, microphone unit 20 assembly are on loudspeaker unit 10 time, the radio reception face of microphone 21 is also outwardly, therefore Double-ear type sound-recording headphone of the present invention also can be under a de-noising pattern, first receive an environment sound source signal by microphone unit 20, produce the contrary reverse environment sound source signal of frequency same phase according to environment sound source signal again and input in the middle of loudspeaker unit 10, use and eliminate environment source of sound.
embodiment 2
referring to Fig. 3 and Fig. 4, according to the Double-ear type sound-recording headphone of the present embodiment substantially with embodiment 1, different is, in this example, the earplug part 23 of microphone unit 20 is arranged at one end of housing 21, and the exposed part outer peripheral edges of the other end of housing 21 are concaved with a holding section 24, so microphone unit 20 can coordinate with the fastener 16 of loudspeaker unit 10 by this holding section 24, to place restrictions on the movement of microphone unit 20.Holding section 24 can be designed by corresponding fastener 16 herein, therefore can be designed to the groove around housing 21, can also only in upper end and the lower end of housing 21, a groove be respectively set.
in addition, the Double-ear type sound-recording headphone of the present embodiment is under assembled state time, and the radio reception of microphone 22 is facing to outside duct 30; Under recording mode, microphone unit 20 directly inserts in duct 30, and is fixed on duct 30 entrances by earplug part 23.
then, refer to Fig. 5, owing to being removably connected between ear microphone of the present invention unit 20 and loudspeaker unit 10, therefore under a recording mode, microphone unit 20 can be as shown in 5 figure separately carry on user's two ears, and see through a recording module 50 so that sound signal is converted to digital signal by analog signal, and record and be stored in the middle of an internal memory 60, and because microphone unit 20 herein can being positioned over duct porch and sealing this entrance as shown in Fig. 2 or Fig. 4, therefore can include and be equal to the sound that the general radio reception of people's ear position is captured, in addition, this earphone is under a play mode, replace with loudspeaker unit 10 by the microphone unit 20 that is originally placed in duct entrance, and the sound figure signal of microphone unit 20 includes in the middle of internal memory 60 will originally be seen through, be converted to speech simulation signal by a playing module 70 again, listen to play to user and see through loudspeaker unit 10, and because the sound signal recorded originally does not destroy the effect of head-related transfer function (HRTF), therefore the sound of playing in loudspeaker unit 10 is equal to the three-dimensional sound field of recording at that time, intend the most genuine sound-reducing effect and can provide.
above-mentioned loudspeaker unit 10 and microphone unit 20 all by a transmission line 40 to be electrically connected to an external electronic, for example mobile phone or computer etc., and in electronic installation, be provided with a digital signal processor to do the signal processing under above-mentioned each pattern, and the handoff functionality of pattern can directly operate on electronic installation, or a control box is set in addition on transmission line 40 with implementation and operation.
finally should be noted that at this, except above-mentioned disclosed In-Ear Headphones kenel, concept of the present invention also can be applicable on PlayGear Stealth, and the combination between loudspeaker unit 10 and microphone unit 20, by the engaging mode of fastener 16 and holding section 24, also can use for example magnetic mode of other combination except aforementioned instead.
in sum, Double-ear type sound-recording headphone of the present invention is by the group mode of microphone unit and the detachable combination of loudspeaker unit, so can make under recording mode time, microphone unit replaces the loudspeaker unit that is positioned at duct entry position originally, and by ear canal entrance, and reach the external sound of recording and can not destroy the effect of head-related transfer function (HRTF), in the time that loudspeaker unit is again put back to duct entrance and reappeared the external sound of recording, can provide and intend the most genuine sound field effect.
above-described embodiment is only explanation technical conceive of the present invention and feature; its object is to allow person skilled in the art can understand content of the present invention and implement according to this; can not limit the scope of the invention with this; all equivalences that Spirit Essence is done according to the present invention change or modify, within all should being encompassed in protection scope of the present invention.
Claims (10)
1. a Double-ear type sound-recording headphone, it is characterized in that: comprise two loudspeaker units for being inserted into the signal that plays sound in ears duct and be incorporated into two microphone units on described two loudspeaker units with removably respectively, described Double-ear type sound-recording headphone has play mode and recording mode, when described Double-ear type sound-recording headphone is under play mode, described loudspeaker unit is inserted in duct, described microphone unit is connected to the outer end of described loudspeaker unit, and the radio reception of described microphone unit is facing to outside ear; When described Double-ear type sound-recording headphone is under recording mode, described two microphone units and described two loudspeaker units are separated, and replace described two loudspeaker units and be inserted in ears duct, and the radio reception face of described two microphone units is also outside ear.
2. Double-ear type sound-recording headphone according to claim 1, it is characterized in that: described microphone unit includes a housing, is arranged on the microphone in described housing and is set in the earplug part on described housing, the earplug part of described microphone unit can seal duct in the time inserting in duct.
3. Double-ear type sound-recording headphone according to claim 2, is characterized in that: on the earplug part of described microphone unit, have the holding section for described microphone unit being snapped into described loudspeaker unit.
4. Double-ear type sound-recording headphone according to claim 2, is characterized in that: the earplug part of described microphone unit is set on one end of its housing, and the other end of its housing is provided with the holding section that snaps into described loudspeaker unit for this microphone unit.
5. Double-ear type sound-recording headphone according to claim 1, is characterized in that: described loudspeaker unit includes a housing, is arranged on loud speaker, the sound guide tube forwards extending from one end towards duct of described housing in described housing and is set in the earplug part on described sound guide tube.
6. Double-ear type sound-recording headphone according to claim 5, is characterized in that: one end that deviates from duct of the housing of described loudspeaker unit extends back and is formed for the chamber of microphone unit described in assembly.
7. Double-ear type sound-recording headphone according to claim 6, it is characterized in that: described microphone unit includes a housing, is arranged on the microphone in this housing and is set in the earplug part on this housing, this earplug part has holding section, and the chamber periphery of described loudspeaker unit is provided with the fastener with the clamping of described holding section.
8. Double-ear type sound-recording headphone according to claim 6, it is characterized in that: described microphone unit includes a housing, be arranged on the microphone in this housing and be set in the earplug part on one end of this housing, the other end of this housing is provided with holding section, and the chamber periphery of described loudspeaker unit is provided with the fastener with the clamping of described holding section.
9. Double-ear type sound-recording headphone according to claim 1, is characterized in that: described microphone unit and described loudspeaker unit are by the combination of magnetic mode.
10. Double-ear type sound-recording headphone according to claim 1, it is characterized in that: described Double-ear type sound-recording headphone also has de-noising pattern, when under de-noising pattern, described microphone unit is connected on described loudspeaker unit, and described two microphone units are reception environment sound source signal, and therefore produce a reverse environment sound source signal and offer described loudspeaker unit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110305915.XA CN102395070B (en) | 2011-10-11 | 2011-10-11 | Double-ear type sound-recording headphone |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110305915.XA CN102395070B (en) | 2011-10-11 | 2011-10-11 | Double-ear type sound-recording headphone |
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| CN102395070A CN102395070A (en) | 2012-03-28 |
| CN102395070B true CN102395070B (en) | 2014-05-14 |
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| CN201110305915.XA Expired - Fee Related CN102395070B (en) | 2011-10-11 | 2011-10-11 | Double-ear type sound-recording headphone |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI596953B (en) * | 2016-02-02 | 2017-08-21 | 美律實業股份有限公司 | Sound recording module |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103517186A (en) * | 2012-06-21 | 2014-01-15 | 徐丙川 | Audio acquiring device and audio recording device |
| CN103634561A (en) * | 2012-08-21 | 2014-03-12 | 徐丙川 | Conference communication device and system |
| CN110012373B (en) * | 2014-06-18 | 2021-07-09 | 索尼公司 | In-ear device |
| CN107293315B (en) * | 2016-04-11 | 2023-02-17 | 森声数字科技（深圳）有限公司 | Recording equipment and fixing device |
| CN106357691A (en) * | 2016-11-08 | 2017-01-25 | 北京塞宾科技有限公司 | Holographic sound field remote conference system |
| US10129648B1 (en) * | 2017-05-11 | 2018-11-13 | Microsoft Technology Licensing, Llc | Hinged computing device for binaural recording |
| CN111770404A (en) * | 2020-06-09 | 2020-10-13 | 维沃移动通信有限公司 | Recording method, device, electronic device and readable storage medium |
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| CN1691840A (en) * | 2004-04-27 | 2005-11-02 | 索尼株式会社 | Binaural sound reproduction apparatus and method, and recording medium |
| CN101390443A (en) * | 2006-02-21 | 2009-03-18 | 皇家飞利浦电子股份有限公司 | Audio encoding and decoding |
| CN101794574A (en) * | 2008-12-29 | 2010-08-04 | Nxp股份有限公司 | A device for and a method of processing audio data |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007017809A1 (en) * | 2005-08-05 | 2007-02-15 | Koninklijke Philips Electronics N.V. | A device for and a method of processing audio data |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1691840A (en) * | 2004-04-27 | 2005-11-02 | 索尼株式会社 | Binaural sound reproduction apparatus and method, and recording medium |
| CN101390443A (en) * | 2006-02-21 | 2009-03-18 | 皇家飞利浦电子股份有限公司 | Audio encoding and decoding |
| CN101794574A (en) * | 2008-12-29 | 2010-08-04 | Nxp股份有限公司 | A device for and a method of processing audio data |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| TWI596953B (en) * | 2016-02-02 | 2017-08-21 | 美律實業股份有限公司 | Sound recording module |
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Application publication date: 20120328 Assignee: MERRY ELECTRONICS CO.,LTD. Assignor: MERRY ELECTRONICS (SUZHOU) Co.,Ltd. Contract record no.: 2019990000071 Denomination of invention: Double-ear type sound-recording headphone Granted publication date: 20140514 License type: Common License Record date: 20190314 |
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