WO2017039039A1 - Dispositif d'écouteur à conduction osseuse et son procédé de fonctionnement - Google Patents

Dispositif d'écouteur à conduction osseuse et son procédé de fonctionnement Download PDF

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Publication number
WO2017039039A1
WO2017039039A1 PCT/KR2015/009334 KR2015009334W WO2017039039A1 WO 2017039039 A1 WO2017039039 A1 WO 2017039039A1 KR 2015009334 W KR2015009334 W KR 2015009334W WO 2017039039 A1 WO2017039039 A1 WO 2017039039A1
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WO
WIPO (PCT)
Prior art keywords
bone conduction
frequency response
user
units
response band
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Application number
PCT/KR2015/009334
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English (en)
Korean (ko)
Inventor
박지훈
Original Assignee
재단법인 다차원 스마트 아이티 융합시스템 연구단
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Priority to PCT/KR2015/009334 priority Critical patent/WO2017039039A1/fr
Publication of WO2017039039A1 publication Critical patent/WO2017039039A1/fr

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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
    • 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 following embodiments relate to a bone conduction earphone device using bone conduction units and a method of operating the same, and more particularly, to a technique for improving a frequency response band of a bone conduction earphone device.
  • the user's preference for the frequency response band of the bone conduction unit included in the bone conduction earphone device is different depending on the position where the bone conduction unit is worn on the user's body. For example, there may be a frequency response band that can be heard well according to a position worn on the user's body, and there may be a frequency response band that is difficult to hear.
  • the conventional bone conduction earphone device uses a bone conduction unit having a single frequency response band, there is a disadvantage that the single frequency response of the bone conduction unit is unsatisfactory depending on the position worn on the user's body. There is a problem that the sound quality is degraded due to the structural limitation of the bone conduction unit having.
  • the following embodiments propose a technique for a bone conduction earphone device to improve the sound quality by configuring the bone conduction unit in consideration of the position worn on the user's body.
  • One embodiment is a bone conduction earphone which is disposed at different positions to improve the sound quality by merging the frequency response bands of each of two or more bone conduction units having different frequency response bands to make the frequency response bands flatter and wider.
  • An apparatus and a method of operating the same are provided.
  • an embodiment provides a bone conduction earphone device and a method of operating the same, wherein each of the two or more bone conduction units is disposed at different positions according to a frequency response band of each of the two or more bone conduction units.
  • embodiments provide a bone conduction earphone device for setting the frequency response band of each of the two or more bone conduction units based on the position where each of the two or more bone conduction units are disposed, and a method of operating the same.
  • the bone conduction earphone device is disposed at different locations, two or more bone conduction units having different frequency response bands; And a control unit controlling the two or more bone conduction units such that the frequency response bands of the two or more bone conduction units are merged.
  • Each of the two or more bone conduction units is based on a frequency response band of each of the two or more bone conduction units, and the user's ear hole of the temporal bone area around one of the earlobe of the user wearing the bone conduction earphone device. It may be arranged in a first position close to the front of the user's head relative to the vertical extension line or in a different position on a second position close to the back of the user's head based on the vertical extension line of the user's ear hole.
  • Each of the two or more bone conduction units may be disposed closer to the first position as the frequency response band is lower, and closer to the second position as the frequency response band is higher.
  • Each of the two or more bone conduction units is in a vertical extension of the ear canal of the user among the first, second, or temporal bone regions based on a frequency response band of each of the two or more bone conduction units. It may be arranged at different positions on the third position.
  • Each of the two or more bone conduction units may have a frequency response band changeable by the controller.
  • the controller may set a frequency response band of each of the two or more bone conduction units based on a position where each of the two or more bone conduction units is disposed.
  • the control unit is a first of each of the two or more bone conduction units close to the front of the user's head on the basis of the vertical extension of the ear hole of the user of the temporal bone area around any one of the user's ear wheels wearing the bone conduction earphone device
  • a position or a second position close to the back of the user's head is determined based on a vertical extension line of the user's ear hole, and the frequency of each of the two or more bone conduction units is based on the determination result.
  • the response band can be set.
  • the control unit sets the frequency response band of the bone conduction unit disposed closer to the first position among the two or more bone conduction units to a lower frequency response band than the frequency response band of the other bone conduction units.
  • the frequency response band of the bone conduction unit disposed close to the second position may be set to a higher frequency response band than that of the other bone conduction units.
  • the controller determines whether each of the two or more bone conduction units is disposed close to a third position of the first position, the second position, or the temporal bone area in a vertical extension line of the user's ear hole, Based on the determination result, a frequency response band of each of the two or more bone conduction units may be set.
  • the operating method of the bone conduction earphone device is disposed at different positions, generating a vibration frequency in each of two or more bone conduction units having different frequency response bands; And controlling the two or more bone conduction units such that the frequency response bands of each of the two or more bone conduction units are merged.
  • Each of the two or more bone conduction units is based on a frequency response band of each of the two or more bone conduction units, and the user's ear hole of the temporal bone area around one of the earlobe of the user wearing the bone conduction earphone device. It may be arranged in a first position close to the front of the user's head relative to the vertical extension line or in a different position on a second position close to the back of the user's head based on the vertical extension line of the user's ear hole.
  • the method of operating the bone conduction earphone device may further include setting a frequency response band of each of the two or more bone conduction units based on a position where each of the two or more bone conduction units is disposed.
  • the setting of the frequency response band of each of the two or more bone conduction units may include: the ear hole of the user of the temporal bone area around one ear of the user wearing each of the two or more bone conduction earphone devices; Determining whether the first position is closer to the front of the user's head relative to the vertical extension line of the user or the second position closer to the rear of the user's head based on the vertical extension line of the ear hole of the user; And setting a frequency response band of each of the two or more bone conduction units based on the determination result.
  • One embodiment is a bone conduction earphone which is disposed at different positions to improve the sound quality by merging the frequency response bands of each of two or more bone conduction units having different frequency response bands to make the frequency response bands flatter and wider. It is possible to provide an apparatus and a method of operating the same.
  • an embodiment may provide a bone conduction earphone device and a method of operating the same, wherein each of the two or more bone conduction units is disposed at different positions according to a frequency response band of each of the two or more bone conduction units.
  • an embodiment may provide a bone conduction earphone device and a method of operating the same, based on a position where each of the two or more bone conduction units is disposed, setting a frequency response band of each of the two or more bone conduction units.
  • FIG. 1 is a view for explaining the principle of the bone conduction earphone device according to an embodiment.
  • FIG. 2 is a view for explaining a position in which two or more bone conduction units included in the bone conduction earphone device according to one embodiment.
  • FIG. 3 is a view showing a bone conduction earphone device according to an embodiment.
  • Figure 4 is a block diagram showing a bone conduction earphone device according to another embodiment.
  • FIG. 5 is a flowchart illustrating a method of operating a bone conduction earphone device according to one embodiment.
  • FIG. 6 is a flowchart illustrating a method of operating a bone conduction earphone device according to another embodiment.
  • the bone conduction earphone device may include a wired earphone, a wireless earphone, a smart glass having an audio output function, a helmet having an audio output function, or the like, worn around the user's ear.
  • the bone conduction unit included in the bone conduction earphone device refers to a module for generating a vibration frequency in contact with the user's skeleton or skin.
  • the bone conduction unit may include a diaphragm for generating a vibration frequency and a fixed plate for fixing the vibrating plate to vibrate.
  • the present invention is not limited thereto, and the bone conduction unit may be composed of various members capable of generating vibration frequencies.
  • the bone conduction unit may cause the vibration frequency to stimulate the user's auditory nerve through the skeleton or skin to allow the user to sense the vibration frequency.
  • FIG. 1 is a view for explaining the principle of the bone conduction earphone device according to an embodiment.
  • a bone conduction earphone device includes two or more bone conduction units and a control unit having different frequency response bands, and thus, the frequencies of each of the two or more bone conduction units using the control unit. Control two or more bone conduction units such that the response bands are merged.
  • the frequency response according to the vibration frequency generated by the first bone conduction unit has a first frequency response band 110 as shown in the drawing, and the frequency response according to the vibration frequency generated by the second bone conduction unit is shown in the figure.
  • the bone conduction earphone device uses the control unit to control the first frequency response band 110 of the first bone conduction unit 110 and the second frequency response band 120 of the second bone conduction unit 120.
  • the bone conduction earphone device may improve the sound quality provided to the user by using the merged frequency response band by merging the frequency response bands of each of two or more bone conduction units having different frequency response bands.
  • two or more bone conduction units may be disposed at different positions. Detailed description thereof will be described with reference to FIG. 2.
  • FIG. 2 is a view for explaining a position in which two or more bone conduction units included in the bone conduction earphone device according to one embodiment.
  • two or more bone conduction units included in the bone conduction earphone device may be disposed at different positions.
  • each of the two or more bone conduction units may be placed in front of the user's head based on a vertical extension line 220 of the user's ear hole of the temporal bone area 210 around one of the user's ear bones wearing the bone conduction earphone device.
  • the first position 211 may be disposed at a different position on the second position 212 near the rear of the user's head based on the vertical extension line 220 of the user's ear hole.
  • each of the two or more bone conduction units may include a third position (1) at the vertical extension line 220 of the ear canal of the user of the first position 211, the second position 212, or the temporal bone region 210. 221 may be disposed at different positions on the screen.
  • the two bone conduction units may be disposed in the first position 211 and the second position 212, respectively, and are included in the bone conduction earphone device.
  • the three bone conduction units may be disposed in each of the first position 211, the second position 212, and the third position 213.
  • two or more bone conduction units disposed at different positions may have different frequency response bands as described above. Therefore, two or more bone conduction units may be disposed at different positions according to respective frequency response bands. Specifically, two or more bone conduction units may each be placed in a position where each frequency response band is most preferred by the user. Detailed description thereof will be described with reference to FIG. 3.
  • FIG. 3 is a view showing a bone conduction earphone device according to an embodiment.
  • the bone conduction earphone device 300 may include three bone conduction units 310, 320, and 330 and a controller (not shown).
  • the number of bone conduction units included in the bone conduction earphone device 300 is not limited to three or may be set to two or more.
  • the three bone conduction units 310, 320, 330 may have different frequency response bands.
  • the first bone conduction unit 310 may have a relatively low first frequency response band 311 of the frequency response bands of each of the three bone conduction units 310, 320, 330
  • the second The bone conduction unit 320 may have a relatively high second frequency response band 321 among the frequency response bands of each of the three bone conduction units 310, 320, 330, and the third bone conduction unit 330. May have a third frequency response band 331 between the first frequency response band 311 of the first bone conduction unit 310 and the second frequency response band 321 of the second bone conduction unit 320. .
  • the three bone conduction units 310, 320, and 330 may be disposed at different positions according to respective frequency response bands.
  • the first frequency having the first frequency response band 311 is provided.
  • the bone conduction unit 310 is disposed close to the first position
  • the second bone conduction unit 320 having the second frequency response band 321 is disposed close to the second position
  • the third frequency response band 331 is disposed.
  • the third bone conduction unit 330 having a may be disposed close to the third position.
  • each of the three bone conduction units 310, 320, 330 is disposed closer to the first position with a lower frequency response band, and closer to the second position with a higher frequency response band, thereby optimizing a user's preference.
  • Location-specific frequency response band can be provided.
  • the bone conduction earphone device 300 has a fixed structure such that the three bone conduction units 310, 320, and 330 having different frequency response bands are disposed at positions that optimize the user's preference for each frequency response band.
  • control unit may merge the frequency response bands of the three bone conduction units 310, 320, and 330 (the first frequency response band 311 and the second frequency response band (by controlling the three bone conduction units 310, 320, 330 such that 321 and the third frequency response band 331 are merged, a flatter and wider frequency response band can be used to improve the sound quality provided to the user. Can be.
  • the bone conduction earphone device may include three bone conduction units 310, 320, and 330. With two sets, it can be worn on both ears of the user.
  • the bone conduction earphone device 300 is fixed to place the three bone conduction units (310, 320, 330) in which different frequency response bands are preset in different positions according to each frequency response band, Two or more bone conduction units can be freely arranged at different positions, and each frequency response band can be set according to the arranged position (that is, using two or more bone conduction units having a frequency response band changeable by the control unit). ). Detailed description thereof will be described with reference to FIG. 4.
  • Figure 4 is a block diagram showing a bone conduction earphone device according to another embodiment.
  • a bone conduction earphone device 400 may include two or more bone conduction units 410 and a controller 420.
  • the two or more bone conduction units 410 may have a frequency response band changeable by the controller 420
  • the two or more bone conduction units 410 may be a bone conduction earphone device ( 400 may be freely disposed at different positions by a user wearing the bone conduction earphone device 400, unlike the form illustrated with reference to FIG. 3, each of the two or more bone conduction units 410. This can have a structure that can move freely apart independently.
  • the controller 420 may set a frequency response band of each of the two or more bone conduction units 410 based on a position where each of the two or more bone conduction units 410 is disposed.
  • the controller 420 may include two or more bone conduction units. It is determined whether each of the plurality of bones 410 is disposed close to the first position, the second position or the third position, and set the frequency response band of each of the two or more bone conduction units 410 based on the determination result Can be.
  • the controller 420 may set the frequency response band of the bone conduction unit disposed closer to the first position of the two or more bone conduction units 410 in comparison with the frequency response band of the other bone conduction units.
  • the controller 420 lowers the frequency response band of the corresponding bone conduction unit as described above.
  • An intermediate frequency response band (or a predetermined intermediate frequency response band corresponding to the third position) of the set frequency response band and the high frequency response band may be set.
  • each of the two or more bone conduction units 410 may provide a location-specific frequency response band that optimizes the user's preference.
  • the controller 420 controls the two or more bone conduction units 410 such that the frequency response bands of each of the two or more bone conduction units 410 are merged, thereby making it more flat. And the wide frequency response band can be used to improve the sound quality provided to the user.
  • the bone conduction earphone device since the two or more bone conduction units 410 described above are worn on either ear of the user, the bone conduction earphone device according to another embodiment also includes two sets of two or more bone conduction units 410. Dogs can be worn on both ears of the user.
  • FIG. 5 is a flowchart illustrating a method of operating a bone conduction earphone device according to one embodiment.
  • a method of operating a bone conduction earphone device is a structure in which two or more bone conduction units having different response bands are arranged at positions where the user's preference is optimized for each frequency response band. It is performed by the bone conduction earphone device having a.
  • Two or more bone conduction units included in the bone conduction earphone device are respectively disposed at different positions to generate vibration frequencies based on different frequency response bands (510).
  • each of the two or more bone conduction units may be disposed at different positions based on the frequency response band of each of the two or more bone conduction units.
  • each of the two or more bone conduction units is based on the frequency response band of each of the two or more bone conduction units, so that the user's ear canal of the temporal bone area around one ear of the user wearing the bone conduction earphone device.
  • each of the two or more bone conduction units may be disposed closer to the first position with a lower frequency response band, and closer to the second position with a higher frequency response band.
  • each of the two or more bone conduction units may be disposed at positions that optimize the user's preference for each frequency response band.
  • the control unit included in the bone conduction earphone device controls the two or more bone conduction units so that the frequency response bands of the two or more bone conduction units are merged (520).
  • the controller may overlap the vibration frequency generated by each of the two or more bone conduction units so that the frequency response bands of the two or more bone conduction units are merged.
  • the controller may control the two or more bone conduction units so that the frequency response bands of the two or more bone conduction units are merged, thereby improving the sound quality provided to the user using a flatter and wider frequency response band.
  • FIG. 6 is a flowchart illustrating a method of operating a bone conduction earphone device according to another embodiment.
  • a method of operating a bone conduction earphone device includes a bone conduction structure in which two or more bone conduction units each having a variable frequency response band may be independently separated and disposed at different positions. Is also performed by the earphone device.
  • the controller included in the bone conduction earphone device may set the frequency response band of each of the two or more bone conduction units based on a position where each of the two or more bone conduction units included in the bone conduction earphone device is disposed (610). ).
  • each of the two or more bone conduction units may be disposed at different positions.
  • each of the two or more bone conduction units may be located in a first position near the front of the user's head based on a vertical extension of the user's ear hole in the temporal bone area around one ear of the user wearing the bone conduction earphone device. It may be located at a different position on a second position close to the back of the user's ear or the third position in the vertical extension of the user's ear hole with respect to the vertical extension line of the ear hole.
  • the controller determines a frequency of each of the two or more bone conduction units based on the determination result.
  • the response band can be set.
  • control unit may set the frequency response band of the bone conduction unit disposed closer to the first position of the two or more bone conduction units in a lower frequency response band (or the first position) than the frequency response band of the other bone conduction units.
  • Corresponding low frequency response band and the frequency response band of the bone conduction unit disposed closer to the second position of the two or more bone conduction units is higher than the frequency response band of the other bone conduction units.
  • the frequency response band of the bone conduction unit has a low frequency response band and a high frequency response.
  • An intermediate frequency response band of the band (or a preset intermediate frequency response band corresponding to the third position) may be set.
  • each of the two or more bone conduction units may provide a frequency response band for each location that optimizes the user's preference.
  • the two or more bone conduction units included in the bone conduction earphone device are each disposed at different positions to generate vibration frequencies based on different frequency response bands (620).
  • the control unit included in the bone conduction earphone device controls the two or more bone conduction units so that the frequency response bands of the two or more bone conduction units are merged (630).
  • the controller may overlap the vibration frequency generated by each of the two or more bone conduction units so that the frequency response bands of the two or more bone conduction units are merged.
  • the controller may control the two or more bone conduction units so that the frequency response bands of the two or more bone conduction units are merged, thereby improving the sound quality provided to the user using a flatter and wider frequency response band.

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Headphones And Earphones (AREA)

Abstract

L'invention concerne un dispositif d'écouteur à conduction osseuse, qui comprend : au moins deux unités de conduction osseuse disposées à des emplacements différents l'un de l'autre et ayant des bandes de réponse de fréquence différentes l'une de l'autre ; et une unité de commande pour commander lesdites deux unités de conduction osseuse de telle sorte que les bandes de réponse de fréquence de chacune desdites deux unités de conduction osseuse sont fusionnées ensemble.
PCT/KR2015/009334 2015-09-04 2015-09-04 Dispositif d'écouteur à conduction osseuse et son procédé de fonctionnement WO2017039039A1 (fr)

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Application Number Priority Date Filing Date Title
PCT/KR2015/009334 WO2017039039A1 (fr) 2015-09-04 2015-09-04 Dispositif d'écouteur à conduction osseuse et son procédé de fonctionnement

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Application Number Priority Date Filing Date Title
PCT/KR2015/009334 WO2017039039A1 (fr) 2015-09-04 2015-09-04 Dispositif d'écouteur à conduction osseuse et son procédé de fonctionnement

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WO2017039039A1 true WO2017039039A1 (fr) 2017-03-09

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Cited By (4)

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Publication number Priority date Publication date Assignee Title
WO2020140458A1 (fr) * 2019-01-05 2020-07-09 深圳市韶音科技有限公司 Dispositif haut-parleur
WO2020140448A1 (fr) * 2019-01-05 2020-07-09 深圳市韶音科技有限公司 Haut-parleur
US11159877B2 (en) 2019-01-05 2021-10-26 Shenzhen Voxtech Co., Ltd. Speaker device
US11363362B2 (en) 2018-06-15 2022-06-14 Shenzhen Shokz Co., Ltd. Speaker device

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US20080107300A1 (en) * 2004-11-30 2008-05-08 Xiping Chen Headset Acoustic Device and Sound Channel Reproducing Method
JP2009049844A (ja) * 2007-08-22 2009-03-05 Nec Tokin Corp 骨伝導ヘッドホン装置
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KR20140077097A (ko) * 2012-12-13 2014-06-23 삼성전자주식회사 안경 장치 및 이의 제어 방법, 오디오 장치 및 이의 오디오 신호 제공 방법, 그리고 디스플레이 장치
KR20150049899A (ko) * 2013-10-31 2015-05-08 삼성전자주식회사 하이브리드 청각 기기

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Publication number Priority date Publication date Assignee Title
US20080107300A1 (en) * 2004-11-30 2008-05-08 Xiping Chen Headset Acoustic Device and Sound Channel Reproducing Method
KR20090060995A (ko) * 2006-07-28 2009-06-15 제임스 지 힐데브란드트 헤드폰
JP2009049844A (ja) * 2007-08-22 2009-03-05 Nec Tokin Corp 骨伝導ヘッドホン装置
KR20140077097A (ko) * 2012-12-13 2014-06-23 삼성전자주식회사 안경 장치 및 이의 제어 방법, 오디오 장치 및 이의 오디오 신호 제공 방법, 그리고 디스플레이 장치
KR20150049899A (ko) * 2013-10-31 2015-05-08 삼성전자주식회사 하이브리드 청각 기기

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11363362B2 (en) 2018-06-15 2022-06-14 Shenzhen Shokz Co., Ltd. Speaker device
WO2020140458A1 (fr) * 2019-01-05 2020-07-09 深圳市韶音科技有限公司 Dispositif haut-parleur
WO2020140448A1 (fr) * 2019-01-05 2020-07-09 深圳市韶音科技有限公司 Haut-parleur
US11109142B2 (en) 2019-01-05 2021-08-31 Shenzhen Voxtech Co., Ltd Loudspeaker device
US11159877B2 (en) 2019-01-05 2021-10-26 Shenzhen Voxtech Co., Ltd. Speaker device
US11197086B2 (en) 2019-01-05 2021-12-07 Shenzhen Voxtech Co., Ltd. Speaker device
US11272292B2 (en) 2019-01-05 2022-03-08 Shenzhen Shokz Co., Ltd. Loudspeaker apparatus
US11438689B2 (en) 2019-01-05 2022-09-06 Shenzhen Shokz Co., Ltd. Loudspeaker apparatus
US11653151B2 (en) 2019-01-05 2023-05-16 Shenzhen Shokz Co., Ltd. Speaker device
US11800275B2 (en) 2019-01-05 2023-10-24 Shenzhen Shokz Co., Ltd. Loudspeaker apparatus

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