CN107431866A - 双隔膜麦克风 - Google Patents

双隔膜麦克风 Download PDF

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Publication number
CN107431866A
CN107431866A CN201680015720.2A CN201680015720A CN107431866A CN 107431866 A CN107431866 A CN 107431866A CN 201680015720 A CN201680015720 A CN 201680015720A CN 107431866 A CN107431866 A CN 107431866A
Authority
CN
China
Prior art keywords
microphone
diaphragm
pressure deformable
signal
assembly
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN201680015720.2A
Other languages
English (en)
Chinese (zh)
Inventor
朴勋真
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of CN107431866A publication Critical patent/CN107431866A/zh
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/08—Mouthpieces; Microphones; Attachments therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/222—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  for microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R19/00—Electrostatic transducers
    • H04R19/005—Electrostatic transducers using semiconductor materials
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R19/00—Electrostatic transducers
    • H04R19/04—Microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
    • H04R23/006—Transducers other than those covered by groups H04R9/00 - H04R21/00 using solid state devices
    • 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
    • H04R2410/00—Microphones
    • H04R2410/05—Noise reduction with a separate noise microphone
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/005—Circuits for transducers for combining the signals of two or more microphones

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Multimedia (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Pressure Sensors (AREA)
  • General Health & Medical Sciences (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
CN201680015720.2A 2015-03-31 2016-03-15 双隔膜麦克风 Pending CN107431866A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/675,384 US9602930B2 (en) 2015-03-31 2015-03-31 Dual diaphragm microphone
US14/675,384 2015-03-31
PCT/US2016/022493 WO2016160327A1 (en) 2015-03-31 2016-03-15 Dual diaphragm microphone

Publications (1)

Publication Number Publication Date
CN107431866A true CN107431866A (zh) 2017-12-01

Family

ID=55640913

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201680015720.2A Pending CN107431866A (zh) 2015-03-31 2016-03-15 双隔膜麦克风

Country Status (7)

Country Link
US (1) US9602930B2 (https=)
EP (1) EP3278574A1 (https=)
JP (1) JP2018514135A (https=)
KR (1) KR20170132180A (https=)
CN (1) CN107431866A (https=)
BR (1) BR112017020919A2 (https=)
WO (1) WO2016160327A1 (https=)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109246566A (zh) * 2018-10-09 2019-01-18 歌尔股份有限公司 Mems传感器
CN111742562A (zh) * 2018-01-24 2020-10-02 舒尔获得控股公司 具有校正电路系统的方向性微机电系统麦克风
CN115134725A (zh) * 2021-03-25 2022-09-30 雅马哈株式会社 声音/信号转换器

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FR2982446A1 (fr) 2011-11-07 2013-05-10 France Telecom Procede de codage et decodage d'images, dispositif de codage et decodage et programmes d'ordinateur correspondants
FR2982447A1 (fr) 2011-11-07 2013-05-10 France Telecom Procede de codage et decodage d'images, dispositif de codage et decodage et programmes d'ordinateur correspondants
US11611834B2 (en) 2011-12-23 2023-03-21 Shenzhen Shokz Co., Ltd. Bone conduction speaker and compound vibration device thereof
US11399234B2 (en) 2011-12-23 2022-07-26 Shenzhen Shokz Co., Ltd. Bone conduction speaker and compound vibration device thereof
US11540057B2 (en) 2011-12-23 2022-12-27 Shenzhen Shokz Co., Ltd. Bone conduction speaker and compound vibration device thereof
US12538083B2 (en) 2014-01-06 2026-01-27 Shenzhen Shokz Co., Ltd. Systems and methods for suppressing sound leakage
US11558698B2 (en) 2014-01-06 2023-01-17 Shenzhen Shokz Co., Ltd. Systems and methods for suppressing sound leakage
US12457457B2 (en) 2014-01-06 2025-10-28 Shenzhen Shokz Co., Ltd. Systems and methods for suppressing sound leakage
US11582565B2 (en) 2014-01-06 2023-02-14 Shenzhen Shokz Co., Ltd. Systems and methods for suppressing sound leakage
US11832060B2 (en) 2014-01-06 2023-11-28 Shenzhen Shokz Co., Ltd. Systems and methods for suppressing sound leakage
US11950055B2 (en) * 2014-01-06 2024-04-02 Shenzhen Shokz Co., Ltd. Systems and methods for suppressing sound leakage
US12483842B2 (en) 2014-01-06 2025-11-25 Shenzhen Shokz Co., Ltd. Systems and methods for suppressing sound leakage
US11582563B2 (en) 2014-01-06 2023-02-14 Shenzhen Shokz Co., Ltd. Systems and methods for suppressing sound leakage
US12501224B2 (en) 2014-01-06 2025-12-16 Shenzhen Shokz Co., Ltd. Systems and methods for suppressing sound leakage
US11368800B2 (en) 2014-01-06 2022-06-21 Shenzhen Shokz Co., Ltd. Systems and methods for suppressing sound leakage
US12389172B2 (en) 2014-01-06 2025-08-12 Shenzhen Shokz Co., Ltd. Systems and methods for suppressing sound leakage
US11582564B2 (en) 2014-01-06 2023-02-14 Shenzhen Shokz Co., Ltd. Systems and methods for suppressing sound leakage
US12413915B2 (en) 2014-01-06 2025-09-09 Shenzhen Shokz Co., Ltd. Systems and methods for suppressing sound leakage
US11363392B2 (en) 2014-01-06 2022-06-14 Shenzhen Shokz Co., Ltd. Systems and methods for suppressing sound leakage
US12532132B2 (en) 2014-01-06 2026-01-20 Shenzhen Shokz Co., Ltd. Systems and methods for suppressing sound leakage
US12581249B2 (en) 2014-01-06 2026-03-17 Shenzhen Shokz Co., Ltd. Systems and methods for suppressing sound leakage
US11974097B2 (en) 2014-01-06 2024-04-30 Shenzhen Shokz Co., Ltd. Systems and methods for suppressing sound leakage
US11197106B2 (en) 2014-01-06 2021-12-07 Shenzhen Voxtech Co., Ltd. Systems and methods for suppressing sound leakage
US12464299B2 (en) 2014-01-06 2025-11-04 Shenzhen Shokz Co., Ltd. Systems and methods for suppressing sound leakage
US11805375B2 (en) 2014-01-06 2023-10-31 Shenzhen Shokz Co., Ltd. Systems and methods for suppressing sound leakage
US12407992B2 (en) 2014-01-06 2025-09-02 Shenzhen Shokz Co., Ltd. Systems and methods for suppressing sound leakage
EP3337185B1 (en) * 2015-08-13 2021-07-21 Shenzhen Voxtech Co., Ltd Bone conduction loudspeaker
DE102017213277B4 (de) * 2017-08-01 2019-08-14 Infineon Technologies Ag Mems-sensoren, verfahren zum bereitstellen derselben und verfahren zum betreiben eines mems-sensors
US11470411B2 (en) 2017-08-04 2022-10-11 Cochlear Limited Microphone unit having a pressurized chamber
CN107548001B (zh) * 2017-09-18 2020-04-24 联想(北京)有限公司 传感器组及电子设备
US11509994B2 (en) * 2018-04-26 2022-11-22 Shenzhen Shokz Co., Ltd. Vibration removal apparatus and method for dual-microphone earphones
CN112637736B (zh) * 2018-04-26 2022-05-03 深圳市韶音科技有限公司 耳机系统及其麦克风装置
CN112673646B (zh) * 2018-08-13 2023-12-12 奥正有限公司 包含非音频传感器的抗干扰换能器设备
US11875796B2 (en) 2019-04-30 2024-01-16 Microsoft Technology Licensing, Llc Audio-visual diarization to identify meeting attendees
KR102919281B1 (ko) 2020-01-13 2026-01-28 삼성전자주식회사 지향성 음향 센서
CN113784265B (zh) * 2020-06-09 2022-06-14 通用微(深圳)科技有限公司 硅基麦克风装置及电子设备
CN113784264A (zh) * 2020-06-09 2021-12-10 通用微(深圳)科技有限公司 硅基麦克风装置及电子设备
CN113784266A (zh) * 2020-06-09 2021-12-10 通用微(深圳)科技有限公司 硅基麦克风装置及电子设备
US20240064474A1 (en) * 2021-01-28 2024-02-22 Sonion Nederland B.V. Sound and vibration sensor

Citations (5)

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US3008013A (en) * 1954-07-20 1961-11-07 Ferranti Ltd Electrostatic loudspeakers
US5363452A (en) * 1992-05-19 1994-11-08 Shure Brothers, Inc. Microphone for use in a vibrating environment
EP0782371A2 (en) * 1995-12-27 1997-07-02 Tibbetts Industries, Inc. Microphone systems of reduced in situ acceleration sensitivity
US7840020B1 (en) * 2004-04-01 2010-11-23 Otologics, Llc Low acceleration sensitivity microphone
US20140270275A1 (en) * 2013-03-13 2014-09-18 Cisco Technology, Inc. Kinetic Event Detection in Microphones

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JP2748417B2 (ja) * 1988-07-30 1998-05-06 ソニー株式会社 マイクロホン装置
JP2544012Y2 (ja) * 1990-09-12 1997-08-13 ホシデン株式会社 振動雑音打消マイクロホン
IL108676A0 (en) 1994-02-16 1994-05-30 Kaplan Shay A background noise reducing microphone
JP4176003B2 (ja) * 2003-12-18 2008-11-05 株式会社オーディオテクニカ 可変指向性コンデンサマイクロホン
US8369555B2 (en) 2006-10-27 2013-02-05 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. Piezoelectric microphones
JP2009100425A (ja) * 2007-10-19 2009-05-07 Yamaha Corp コンデンサマイク装置
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JP2009284111A (ja) 2008-05-20 2009-12-03 Funai Electric Advanced Applied Technology Research Institute Inc 集積回路装置及び音声入力装置、並びに、情報処理システム
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US9173024B2 (en) * 2013-01-31 2015-10-27 Invensense, Inc. Noise mitigating microphone system

Patent Citations (5)

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US3008013A (en) * 1954-07-20 1961-11-07 Ferranti Ltd Electrostatic loudspeakers
US5363452A (en) * 1992-05-19 1994-11-08 Shure Brothers, Inc. Microphone for use in a vibrating environment
EP0782371A2 (en) * 1995-12-27 1997-07-02 Tibbetts Industries, Inc. Microphone systems of reduced in situ acceleration sensitivity
US7840020B1 (en) * 2004-04-01 2010-11-23 Otologics, Llc Low acceleration sensitivity microphone
US20140270275A1 (en) * 2013-03-13 2014-09-18 Cisco Technology, Inc. Kinetic Event Detection in Microphones

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111742562A (zh) * 2018-01-24 2020-10-02 舒尔获得控股公司 具有校正电路系统的方向性微机电系统麦克风
CN111742562B (zh) * 2018-01-24 2022-02-08 舒尔获得控股公司 具有校正电路系统的方向性微机电系统麦克风
CN109246566A (zh) * 2018-10-09 2019-01-18 歌尔股份有限公司 Mems传感器
CN115134725A (zh) * 2021-03-25 2022-09-30 雅马哈株式会社 声音/信号转换器
CN115134725B (zh) * 2021-03-25 2026-03-13 雅马哈株式会社 声音/信号转换器

Also Published As

Publication number Publication date
WO2016160327A1 (en) 2016-10-06
US9602930B2 (en) 2017-03-21
US20160295328A1 (en) 2016-10-06
EP3278574A1 (en) 2018-02-07
BR112017020919A2 (pt) 2018-07-10
KR20170132180A (ko) 2017-12-01
JP2018514135A (ja) 2018-05-31

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Effective date of abandoning: 20210702