WO2016186344A1 - Écouteur - Google Patents

Écouteur Download PDF

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Publication number
WO2016186344A1
WO2016186344A1 PCT/KR2016/004577 KR2016004577W WO2016186344A1 WO 2016186344 A1 WO2016186344 A1 WO 2016186344A1 KR 2016004577 W KR2016004577 W KR 2016004577W WO 2016186344 A1 WO2016186344 A1 WO 2016186344A1
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WO
WIPO (PCT)
Prior art keywords
microphone
case
housing
ear
user
Prior art date
Application number
PCT/KR2016/004577
Other languages
English (en)
Korean (ko)
Inventor
신두식
Original Assignee
해보라 주식회사
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 해보라 주식회사 filed Critical 해보라 주식회사
Publication of WO2016186344A1 publication Critical patent/WO2016186344A1/fr

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Classifications

    • 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

Definitions

  • the present invention relates to an earset, and more particularly, to an earset having a bone conduction speaker.
  • the earset is a voice transmission and reception device that combines an earphone (speaker) and a microphone (microphone), and is connected to an electronic device such as an MP3 player or a mobile phone by wire or wirelessly to transmit and receive sound, voice, and the like through a user's ear and mouth.
  • earsets are largely classified into a separate type in which a speaker for transmitting sound is inserted into a user's ear and a microphone is located near a user's mouth, and an integrated type in which both a speaker and a microphone are inserted into an ear.
  • the speaker and the microphone are separated from each other, and the user can freely listen to music and make a phone call while holding both hands freely. There is a problem that the sound is not delivered correctly because the is missing or the position of the microphone shakes.
  • the integrated earset is equipped with an ear pad inserted into the ear canal, the speaker and the microphone are both inserted into the ear, there is an advantage that can accurately deliver sound even in a noisy place compared to the detachable earset.
  • the speaker and the microphone are arranged side by side with respect to the axis of the ear pad.
  • the conventional earset is composed of one speaker output hole for outputting the sound generated from the speaker in the front housing coupled to the front end of the rear housing in which the speaker and microphone are accommodated, and delivers the sound transmitted from the user's ear to the microphone It consists of a microphone input hole and a pair of backhauls.
  • the speaker output hole, the microphone input hole, and the back hole are formed to be separated from each other independently.
  • the conventional earset has a problem in that the speaker and the microphone are arranged in close proximity to the same housing or the proximity housing, the echo phenomenon and howling phenomenon occurs.
  • the conventional earset is limited in the size of the microphone and speaker, the degree of freedom of product design is limited, the volume of the microphone is reduced, it is difficult to deliver a clear voice to the other party, the output of the speaker is also reduced to listen to high-quality music There is a difficult problem.
  • the present invention is to solve the above problems, and to prevent the echo phenomenon and howling phenomenon caused by the inflow of the sound output from the microphone to the microphone, free design of the product can be freely regardless of the size of the speaker and microphone, It is an object of the present invention to provide an ear set capable of increasing microphone volume and improving microphone sensitivity, and listening to high quality music.
  • the case is formed, the case is formed with a speaker receiving groove for receiving the bone conduction speaker for outputting sound vibrations to the user's head bone;
  • An ear pad mounted to one end of the case and forming a communication hole communicating with the ear canal of the user and detachable from the ear of the user;
  • the at least one backhaul provided in the soundproof housing to communicate with the communication hole of the ear pad, and transmits a part of the sound transmitted from the user's ear to the communication hole of the ear pad to the back of the microphone housed in the microphone receiving groove. It may further include.
  • the soundproof housing may be detachably coupled to the front housing and the rear housing, the microphone input hole may be formed in the front housing, and the microphone accommodation groove may be formed in the rear housing.
  • the backhaul may include at least one first backhaul formed in the front housing to be spaced apart from the microphone input hole; And at least one second backhaul partially recessed in the inner circumference of the microphone accommodating groove to communicate with the first backhaul.
  • the case may include a front case including a housing accommodating portion in which the soundproof housing is accommodated, and a protrusion in which the ear pads are coupled; An intermediate case coupled to the front case to seal the housing accommodating portion of the front case, the fracture case also having a speaker receiving groove; And a rear case disposed to face the front case with the intermediate case therebetween.
  • the speaker and the microphone are placed separately in the case and the soundproof housing accommodated in the case, thereby preventing echo and howling due to the inflow of sound output from the speaker, and Regardless of the size of the microphone, the product can be freely designed, the volume of the microphone can be increased to improve the microphone sensitivity, and high-quality music can be listened to.
  • FIG. 1 is a perspective view of an ear set according to a first embodiment of the present invention
  • FIG. 1 is a front view of FIG. 1
  • FIG. 3 is a longitudinal cross-sectional view of FIG.
  • FIG. 4 is an exploded perspective view of FIG. 1;
  • FIG. 5 is a perspective view of an ear set according to a second embodiment of the present invention.
  • FIG. 6 is a front view of FIG. 5;
  • FIG. 7 is a longitudinal sectional view of FIG. 6;
  • FIG. 8 is an exploded perspective view of FIG. 5.
  • the earset in the following description refers to a mechanism in which the speaker and the microphone are integrally inserted and inserted into the ear. It should be noted that it can be applied to binary CDMA headsets, voice search or voice control headsets.
  • the ear set 1 according to the first embodiment of the present invention includes a case 10, an ear pad 50, and a soundproof housing 60.
  • the case 10 forms the overall appearance of the ear set 1.
  • the case 10 has a housing accommodating portion 35 for accommodating the soundproof housing 60 therein and a protrusion 45 to which the ear pad 50 is coupled.
  • the case 10 includes a rear case 11, an intermediate case 15, and a front case 31.
  • the rear case 11 is a portion that forms an appearance behind the asset 1 and is disposed to face the front case 31 with the intermediate case 15 interposed therebetween, and is coupled to the rear end of the intermediate case 15. .
  • a cover 17 is formed at one side of the intermediate case 15 to seal the housing accommodating portion 35 of the front case 31 to be described later, and the speaker accommodating groove 19 is recessed at the other side of the intermediate case 15. Formed.
  • the intermediate case 15 is coupled to the rear end of the front case 31 to seal the housing accommodating portion 35 of the front case 31.
  • the speaker receiving groove 19 is housed in the bone conduction speaker 25 for outputting sound vibration to the user's head bone.
  • the bone conduction speaker 25 is accommodated in the speaker accommodating groove 19 so as to be in contact with the user's head bone. As a result, the user can listen to the sound transmitted from the external device through the bone conduction speaker 25 without harming the surrounding people.
  • the rear case 11 and the intermediate case 15 is fitted while maintaining the airtight.
  • a fitting jaw is formed on the outer circumference of the end of the rear case 11 facing the middle case 15, and the rear case 11 is formed on the inner circumference of the end of the middle case 15 facing the rear case 11.
  • the front case 31 is a portion inserted into the external auditory meatus (not shown) of the user and is combined with the middle case 15 and the rear case 11 to form the overall case 10.
  • the front case 31 has a hollow truncated cone shape as a whole, front case bodies 33 and 33 detachably coupled to the intermediate case 15, and one end of the front case bodies 33 and 33 to be inserted into the ear. And a protrusion 45 protruding from the portion to a predetermined length.
  • a housing accommodating portion 35 in which the soundproof housing 60 is accommodated is formed inside the front case body 33.
  • a partition wall 37 that shields the inside of the front case 31 is formed inside the front case main body 33.
  • the partition wall 37 communicates with the microphone input hole communicating hole 39 which communicates with the microphone input hole 65 of the soundproof housing 60 which will be described later, and the first back hole 67 of the soundproof housing 60 which will be described later.
  • a pair of back hole communication holes 41 are formed.
  • the front case body 33 and the protrusion 45 may be integrally formed to have one large hole therethrough.
  • the intermediate case 15 and the front case 31 is fitted while maintaining the airtight.
  • a fitting jaw is formed on the outer circumference of the end of the intermediate case 15 facing the front case 31, and the intermediate case 15 is formed on the inner circumference of the end of the front case 31 facing the intermediate case 15.
  • the ear pad 50 is mounted on the protrusion 45 of the front case 31 and forms a communication hole 53 for the ear pad which communicates with the external auditory meatus of the user and allows the front case 31 to be easily inserted into the ear.
  • the ear pad 50 is made of any one material of silicone, synthetic resin, and rubber, which are elastically deformable to be elastically close to the user's ear canal.
  • the ear pad 50 includes an ear pad body 51 and a plurality of treads 55.
  • the ear pad body 51 has, for example, a truncated semicircular cross-sectional shape in which the tip portion is partially cut to facilitate insertion into the ear canal.
  • the ear pad body 51 is coupled to the protrusion 45 of the front case 31, the inside of the ear pad body 51, the communication hole 39 for the microphone input hole of the front case 31 and a pair of bags
  • An ear pad communication hole 53 communicating with the hole communication hole 41 is formed.
  • Ear pad communication hole 53 transmits the sound transmitted from the user's ear to the microphone (75).
  • the ear pad body 51 is shown as having a truncated semi-circular cross-sectional shape, but is not limited thereto, and may have a truncated elliptical cross-sectional shape.
  • the plurality of treads 55 have a ring shape, and are formed at intervals on the outer circumferential surface of the opposite end of the tip portion of the ear pad body 51.
  • the plurality of treads 55 have an inclined portion 57 inclined downward toward the insertion direction of the ear canal with respect to the axis of the communication pad 53 for the ear pads of the ear pad body 51.
  • the tread 55 has a triangular cross-sectional shape as a whole.
  • the plurality of treads 55 has a cross-sectional shape in which the outer diameter gradually increases as it faces the case 10. That is, the plurality of treads 55 has a cross-sectional shape that is gradually enlarged in the direction opposite to the insertion into the ear canal.
  • the cross-sectional shape of the tread 55 may have various cross-sectional shapes in addition to the triangle.
  • the plurality of treads 55 may have the same outer diameter.
  • the soundproof housing 60 is accommodated in the case 10, and transmits the sound transmitted to the ear pad 50 from the user's ear to the microphone (75).
  • the soundproof housing 60 blocks external noise from flowing through the front case 31, the middle case 15, or the rear case 11, and reduces the generation of vibration noise by the microphone 75 to reduce sound quality. To improve.
  • the soundproof housing 60 is accommodated in the case 10 in a form in which the front housing 61 facing the ear pad 50 and the rear housing 71 facing the rear case 11 are combined. For example, it is accommodated in the housing accommodating portion 35 of the front case 31.
  • the front housing 61 may be accommodated in the housing accommodating part 35 of the front case 31, and may be protruded toward the inside of the protrusion 45 of the front case 31.
  • the front housing 61 is formed with an insertion protrusion 63 corresponding to the inner cross-sectional shape of the protrusion 45 of the front case 31.
  • the insertion protrusion 63 is easily inserted into the protrusion 45 of the front case 31 and is closely coupled to the insertion protrusion 63. Therefore, an echo phenomenon occurs due to the front housing 61 being not in close contact with the front case 31 and not assembled. Can be prevented.
  • the free end of the insertion protrusion 63 is in close contact with the partition wall 37 of the front case 31,
  • the front housing 61 has a microphone input hole 65 through which the sound transmitted from the user's ear to the communication hole 53 for the ear pads of the ear pad 50 is transmitted to the microphone 75.
  • the microphone input hole 65 communicates with the communication hole 39 for the microphone input hole of the partition 37 and has a shape in which a cross-sectional area is gradually increased toward the rear housing 71.
  • the front housing 61 has a pair of first backhauls 67 which transmit a portion of the sound transmitted from the user's ear to the ear pad communication hole 53 of the ear pad 50 to the rear surface of the microphone 75. ) Is formed.
  • the pair of first back holes 67 are spaced apart from the microphone input hole 65 and communicate with the pair of back holes communicating holes 41 of the partition wall 37.
  • the first back hole 67 may have the same diameter as the back hole communication hole 41.
  • the rear housing 71 is coupled to one end of the front housing 61 to block the rear of the front housing 61 and is accommodated in the housing accommodating portion 35 of the front case 31.
  • the rear housing 71 communicates with the microphone input hole 65 and includes a microphone accommodating groove 73 in which the microphone 75 is housed, and a part of the sound transmitted from the user's ear to the ear pad communicating hole 53.
  • a pair of second backhaul 77 is provided to the back of the microphone 75 accommodated in the receiving groove 73.
  • the microphone housing groove 73 is provided at one side of the rear housing 71 facing the front housing 61, and the microphone housing groove 73 has a diameter corresponding to the diameter of the microphone 75 and is recessed to a predetermined depth. have.
  • the pair of second back holes 77 are recessed in the inner circumference of the microphone accommodating groove 73.
  • the second backhaul 77 communicates with the bottom of the microphone accommodating groove 73 to transmit the sound flowing into the first backhaul 67 to the rear surface of the microphone 75 accommodated in the microphone accommodating groove 73.
  • the first backhaul 67 and the second backhaul 77 are illustrated as being provided in pairs, but the present invention is not limited thereto, and the first backhaul 67 and the second backhaul 77 are not limited thereto.
  • One or more may be provided.
  • the back holes 67 and 77 may have various cross-sectional shapes instead of circular cross-sectional shapes.
  • the soundproof housing 60 is preferably made of a sound absorbing material, plastic, rubber, silicone, etc. to facilitate assembly, to block noise from the outside, and to effectively transmit the sound signal transmitted and received from the inside to the user's external auditory meatus.
  • the bone conduction speaker 25 is accommodated in the speaker receiving groove 19 of the intermediate case 15, and the microphone 75 accommodated in the soundproof housing 60 is the housing accommodating portion 35 of the front case 31.
  • the earset 1 according to the present invention is accommodated in the bone conduction speaker 25 and the microphone 75 are separately spaced apart from each other without being housed in the same housing.
  • reference numeral 85 denotes a microphone cable hole through which the microphone cable 87 passes.
  • the microphone cable hole 85 is formed through the middle case 15 and the rear housing 71, and is connected to the microphone 75 housed in the microphone accommodation groove 73 of the rear housing 71. ) Pass.
  • the microphone cable hole 85 is sealed in the intermediate case 15 and the rear housing 71 with an adhesive or the like, thereby preventing external noise from entering.
  • reference numeral 83 denotes a cable for a speaker connected to the bone conduction speaker 25
  • reference numeral 89 denotes a cable in which the speaker cable 83 and the microphone cable 87 are integrally provided.
  • the ear pad 1 according to the first embodiment of the present invention, the ear pad 50 is coupled to the protrusion 45 of the front case 31 of the case 10, the middle of the case 15 It has a structure in which the soundproof housing 60 is accommodated.
  • one side of the intermediate case 15 is housed so that the bone conduction speaker 25 is exposed, the other side of the intermediate case 15 is housed in the soundproof housing 60 for receiving the microphone 75.
  • a microphone input hole 65 and a first back hole 67 are formed in the front housing 61 of the soundproof housing 60, and a microphone accommodating groove 73 is formed in the rear housing 71.
  • the second back hole 77 is formed along the inner circumference of the accommodation groove 73.
  • the acoustic signal provided from the external device is converted through the bone conduction speaker 25 accommodated in the speaker receiving groove 19 of the intermediate case 15, and is output as sound vibration to the user's head bone.
  • the sound transmitted from the user's ear is transmitted to the microphone 75 through the microphone communication hole 39 and the microphone input hole 65 through the ear pad communication hole 53 of the ear pad 50. At the same time, it is transmitted to the back of the microphone 75 via the back hole communication hole 41, the first back hole 67, and the second back hole 77, and the microphone 75 converts the electric signal into an external device. .
  • the ear set 1 employs the bone conduction speaker 25, so that the intermediate case 15 and the microphone 25 and the microphone 75 are not housed in the same housing, respectively.
  • the soundproof housing 60 is accommodated in the housing of the front case 31 spaced apart from the speaker accommodating groove 19.
  • Housed in the unit 35 and the bone conduction speaker 25 is housed in the speaker receiving groove 19 of the intermediate case 15, whereby the user of the earset 1 is outputted from the bone conduction speaker 25 when talking to the other party. It is possible to prevent the echo phenomenon and the howling phenomenon caused by the sound input to the microphone 75.
  • the ear set 1 can be freely designed, and the microphone sensitivity can be improved by increasing the volume introduced into the microphone 75.
  • the size of the bone conduction speaker 25 can be increased, and high-quality music can be listened to.
  • the ear set 1 'according to the second embodiment of the present invention is a battery between the middle case 15 and the rear case 11 of the case 10.
  • 91 has the form of an accepted Bluetooth.
  • the battery 91 serves to supply power to the microphone 75.
  • the back surface of the battery 91 is provided with a printed circuit board 93 for controlling the operation of the bone conduction speaker 25 and the microphone 75, the bone conduction speaker 25 on one side of the rear case (11). And an operation switch 95 for operating the operation of the microphone 75.
  • the rear case 11 may be provided with a charging terminal (not shown) for supplying power to the battery 91.
  • the ear set 1 ' according to the second embodiment of the present invention is also sounded from the bone conduction speaker 25 when the user of the ear set 1' talks with the other party as in the first embodiment.
  • Increasing the volume can improve microphone sensitivity, allowing you to listen to high quality music.

Abstract

La présente invention concerne un écouteur caractérisé en ce qu'il comprend : un corps, qui constitue sa partie extérieur, et sur lequel est formée une rainure de réception de haut-parleur de sorte à contenir un haut-parleur à conduction osseuse qui émet une vibration sonore vers le crâne de l'utilisateur ; un coussinet d'oreille, qui est monté sur une extrémité du corps, sur lequel est formé un orifice de communication de sorte à communiquer avec le conduit auditif externe de l'utilisateur, et qui est fixé à l'oreille de l'utilisateur ou séparé de celle-ci ; et un boîtier d'insonorisation contenu dans le corps destiné à être séparé de la rainure de réception de haut-parleur, un orifice d'entrée de microphone étant formé sur le boîtier d'insonorisation de sorte à transférer un son, qui est transféré à partir de l'oreille de l'utilisateur vers l'orifice de communication du coussinet d'oreille, vers un microphone, et une rainure de réception de microphone étant formée sur le boîtier d'insonorisation de sorte à contenir le microphone.
PCT/KR2016/004577 2015-05-18 2016-05-02 Écouteur WO2016186344A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2015-0068799 2015-05-18
KR1020150068799A KR101694706B1 (ko) 2015-05-18 2015-05-18 이어셋

Publications (1)

Publication Number Publication Date
WO2016186344A1 true WO2016186344A1 (fr) 2016-11-24

Family

ID=57320474

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2016/004577 WO2016186344A1 (fr) 2015-05-18 2016-05-02 Écouteur

Country Status (2)

Country Link
KR (1) KR101694706B1 (fr)
WO (1) WO2016186344A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210049369A (ko) * 2019-10-25 2021-05-06 주식회사 이엠텍 이어셋을 이용한 통역 시스템
US20220031517A1 (en) * 2020-07-28 2022-02-03 Aob Products Company Electronic hearing protection having improved noise reduction

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102261766B1 (ko) * 2018-12-14 2021-06-09 최남식 골전도 스피커의 진동을 이용하여 소리를 전달하는 소리전달 기기 및 골전도 스피커를 내장한 이어셋
KR102113928B1 (ko) * 2018-12-14 2020-05-20 최남식 골전도 스피커의 진동을 이용하여 소리를 전달하는 소리전달 기기 및 골전도 스피커를 내장한 이어셋
CN113709643B (zh) * 2021-08-27 2024-04-26 歌尔微电子股份有限公司 拾振单元、骨声纹传感器和电子设备

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003009272A (ja) * 2001-06-22 2003-01-10 Fukuoka Institute Of Technology イヤホーンマイク
KR101194904B1 (ko) * 2011-04-19 2012-10-25 신두식 이어마이크로폰
US20120314882A1 (en) * 2009-11-23 2012-12-13 Incus Laboratories Limited Production of ambient noise-cancelling earphones
WO2013118539A1 (fr) * 2012-02-10 2013-08-15 株式会社テムコジャパン Écouteur à conduction osseuse
KR20130110332A (ko) * 2012-03-29 2013-10-10 신두식 이어셋용 방음하우징 및 그를 구비하는 유.무선 이어셋

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003009272A (ja) * 2001-06-22 2003-01-10 Fukuoka Institute Of Technology イヤホーンマイク
US20120314882A1 (en) * 2009-11-23 2012-12-13 Incus Laboratories Limited Production of ambient noise-cancelling earphones
KR101194904B1 (ko) * 2011-04-19 2012-10-25 신두식 이어마이크로폰
WO2013118539A1 (fr) * 2012-02-10 2013-08-15 株式会社テムコジャパン Écouteur à conduction osseuse
KR20130110332A (ko) * 2012-03-29 2013-10-10 신두식 이어셋용 방음하우징 및 그를 구비하는 유.무선 이어셋

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210049369A (ko) * 2019-10-25 2021-05-06 주식회사 이엠텍 이어셋을 이용한 통역 시스템
KR102285877B1 (ko) 2019-10-25 2021-08-05 주식회사 이엠텍 이어셋을 이용한 통역 시스템
US20220031517A1 (en) * 2020-07-28 2022-02-03 Aob Products Company Electronic hearing protection having improved noise reduction

Also Published As

Publication number Publication date
KR20160135473A (ko) 2016-11-28
KR101694706B1 (ko) 2017-01-23

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