KR102374090B1 - 그래핀 산화물 기반 음향 트랜스듀서 형성 방법 및 소자 - Google Patents

그래핀 산화물 기반 음향 트랜스듀서 형성 방법 및 소자 Download PDF

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KR102374090B1
KR102374090B1 KR1020177011692A KR20177011692A KR102374090B1 KR 102374090 B1 KR102374090 B1 KR 102374090B1 KR 1020177011692 A KR1020177011692 A KR 1020177011692A KR 20177011692 A KR20177011692 A KR 20177011692A KR 102374090 B1 KR102374090 B1 KR 102374090B1
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South Korea
Prior art keywords
ribbon
graphene oxide
graphene
acoustic transducer
diaphragm
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Korean (ko)
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KR20170096099A (ko
Inventor
피터 개스켈
로버트에릭 개스켈
토마스 스즈코팩
홍정욱
Original Assignee
더 로얄 인스티튜션 포 디 어드밴스먼트 오브 러닝/맥길 유니버시티
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Publication of KR20170096099A publication Critical patent/KR20170096099A/ko
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • H04R31/003—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor for diaphragms or their outer suspension
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • H01B1/04—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of carbon-silicon compounds, carbon or silicon
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/04—Plane diaphragms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/12—Non-planar diaphragms or cones
    • H04R7/14—Non-planar diaphragms or cones corrugated, pleated or ribbed
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/046—Construction
    • H04R9/047—Construction in which the windings of the moving coil lay in the same plane
    • H04R9/048—Construction in which the windings of the moving coil lay in the same plane of the ribbon type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/003—Mems transducers or their use
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
    • H04R2307/023—Diaphragms comprising ceramic-like materials, e.g. pure ceramic, glass, boride, nitride, carbide, mica and carbon materials

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Manufacturing & Machinery (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
KR1020177011692A 2014-10-06 2015-10-06 그래핀 산화물 기반 음향 트랜스듀서 형성 방법 및 소자 Active KR102374090B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201462060043P 2014-10-06 2014-10-06
US62/060,043 2014-10-06
PCT/CA2015/000527 WO2016054723A1 (en) 2014-10-06 2015-10-06 Graphene oxide based acoustic transducer methods and devices

Publications (2)

Publication Number Publication Date
KR20170096099A KR20170096099A (ko) 2017-08-23
KR102374090B1 true KR102374090B1 (ko) 2022-03-14

Family

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KR1020177011692A Active KR102374090B1 (ko) 2014-10-06 2015-10-06 그래핀 산화물 기반 음향 트랜스듀서 형성 방법 및 소자

Country Status (7)

Country Link
US (1) US10390162B2 (https=)
EP (1) EP3205118A4 (https=)
JP (1) JP6628255B2 (https=)
KR (1) KR102374090B1 (https=)
CN (1) CN107409258B (https=)
CA (1) CA3000855C (https=)
WO (1) WO2016054723A1 (https=)

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CN110095178B (zh) * 2016-08-31 2021-06-22 哈尔滨工业大学 一种微声探测分析装置及基于该装置的阵列音频信号处理方法
CN106908309B (zh) * 2017-01-25 2020-01-10 吉林炭素有限公司 一种石墨电极及其接头抗折强度的无损检测方法
KR20190122704A (ko) 2017-02-24 2019-10-30 베스텔 일렉트로닉 사나이 베 티카레트 에이에스 음향-광 변환기, 어레이 및 방법
IT201700050174A1 (it) * 2017-05-09 2018-11-09 Leonardo Spa Dispositivo per ispezione non distruttiva basato su grafene e relativo metodo
WO2019236539A1 (en) * 2018-06-06 2019-12-12 Drexel University Mxene-based voice coils and active acoustic devices
KR102587063B1 (ko) 2018-07-03 2023-10-10 삼성전자주식회사 그래핀을 포함하는 음향 진동판 및 이를 적용한 음향 장치
CN108970952B (zh) * 2018-07-10 2020-09-04 杭州高烯科技有限公司 一种音色可调的纳米级声波发生器
CN109257684B (zh) * 2018-10-12 2021-03-30 歌尔股份有限公司 振膜球顶、发声器件及电子设备
CN109688494B (zh) * 2019-01-04 2021-07-02 南京粒子声学科技有限公司 声学传感器及其制造方法
CN110868677B (zh) * 2019-11-07 2020-11-06 天津大学 一种新型石墨烯扬声器
EP4065291A2 (en) * 2019-11-26 2022-10-05 Graphaudio Inc. Graphene transducers
TWI737065B (zh) 2019-12-05 2021-08-21 財團法人工業技術研究院 隔音構件
KR20230018423A (ko) * 2020-06-02 2023-02-07 오라 그래핀 오디오 아이엔씨. 흑연 재료를 포함하는 시트 구조 및 이의 제조방법
CN114697820B (zh) * 2020-06-08 2024-08-06 深圳市汉嵙新材料技术有限公司 振膜、发声装置及麦克风组件
EP4340391A4 (en) * 2021-05-13 2025-03-26 LG Electronics Inc. Diaphragm, sound generation device, and method for manufacturing sound generation device
JP7109135B1 (ja) 2021-12-16 2022-07-29 豊文 山田 スピーカ装置と、可聴域を超える超高周波音、又は、低音域の音と超高周波音が、人間の脳に活性化を及ぼすスピーカシステム

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JP5253795B2 (ja) 2007-11-29 2013-07-31 株式会社オーディオテクニカ リボン型マイクロホンおよびリボン型マイクロホンユニット
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KR20160006336A (ko) * 2014-07-08 2016-01-19 삼성디스플레이 주식회사 트랜스듀서 및 이를 포함하는 전자 기기
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Also Published As

Publication number Publication date
EP3205118A4 (en) 2018-04-18
JP2017536016A (ja) 2017-11-30
WO2016054723A1 (en) 2016-04-14
JP6628255B2 (ja) 2020-01-08
US20170251318A1 (en) 2017-08-31
CN107409258B (zh) 2020-03-17
CA3000855C (en) 2023-02-14
CA3000855A1 (en) 2016-04-14
CN107409258A (zh) 2017-11-28
EP3205118A1 (en) 2017-08-16
US10390162B2 (en) 2019-08-20
KR20170096099A (ko) 2017-08-23

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