CN102625992B - 具备可调节特性的麦克风 - Google Patents
具备可调节特性的麦克风 Download PDFInfo
- Publication number
- CN102625992B CN102625992B CN201080016492.3A CN201080016492A CN102625992B CN 102625992 B CN102625992 B CN 102625992B CN 201080016492 A CN201080016492 A CN 201080016492A CN 102625992 B CN102625992 B CN 102625992B
- Authority
- CN
- China
- Prior art keywords
- microphone
- back electrode
- electrode
- aimed
- travelling
- 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.)
- Expired - Fee Related
Links
- 230000004888 barrier function Effects 0.000 claims description 31
- 238000009423 ventilation Methods 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
- 230000004044 response Effects 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 230000001276 controlling effect Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 description 6
- 230000035945 sensitivity Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 239000003990 capacitor Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000010287 polarization Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- -1 1-5March1999 Substances 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 240000005373 Panax quinquefolius Species 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 229920001746 electroactive polymer Polymers 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000009885 systemic effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; 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; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/08—Mouthpieces; Microphones; Attachments therefor
- H04R1/083—Special constructions of mouthpieces
-
- 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
- H04R1/20—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; DEAF-AID SETS; 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; DEAF-AID SETS; 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; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2410/00—Microphones
- H04R2410/07—Mechanical or electrical reduction of wind noise generated by wind passing a microphone
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Abstract
Description
Claims (8)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP09157977.1 | 2009-04-15 | ||
EP09157977A EP2242288A1 (en) | 2009-04-15 | 2009-04-15 | Microphone with adjustable characteristics |
PCT/IB2010/051634 WO2010119415A1 (en) | 2009-04-15 | 2010-04-15 | Microphone with adjustable characteristics |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102625992A CN102625992A (zh) | 2012-08-01 |
CN102625992B true CN102625992B (zh) | 2015-04-01 |
Family
ID=41010213
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201080016492.3A Expired - Fee Related CN102625992B (zh) | 2009-04-15 | 2010-04-15 | 具备可调节特性的麦克风 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9107008B2 (zh) |
EP (1) | EP2242288A1 (zh) |
CN (1) | CN102625992B (zh) |
WO (1) | WO2010119415A1 (zh) |
Families Citing this family (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103380629B (zh) * | 2011-02-25 | 2017-06-13 | 诺基亚技术有限公司 | 换能器设备 |
US20150230010A1 (en) * | 2011-08-05 | 2015-08-13 | Nokia Corporation | Transducer apparatus comprising two membranes |
WO2013108081A1 (en) * | 2012-01-19 | 2013-07-25 | Sony Ericsson Mobile Communications Ab | Wind noise attenuation in microphones by controlled leakage |
US9002037B2 (en) | 2012-02-29 | 2015-04-07 | Infineon Technologies Ag | MEMS structure with adjustable ventilation openings |
US8983097B2 (en) * | 2012-02-29 | 2015-03-17 | Infineon Technologies Ag | Adjustable ventilation openings in MEMS structures |
CN103323619A (zh) * | 2012-03-20 | 2013-09-25 | 富泰华工业(深圳)有限公司 | 风向检测系统、风向检测方法及使用该风向检测系统的电子设备 |
CN104205869B (zh) * | 2012-03-21 | 2017-11-21 | 株式会社巴川制纸所 | 麦克风装置、麦克风单元、麦克风结构及电子设备 |
CN103517169B (zh) * | 2012-06-22 | 2017-06-09 | 英飞凌科技股份有限公司 | 具有可调节通风开口的mems结构及mems装置 |
US9491539B2 (en) | 2012-08-01 | 2016-11-08 | Knowles Electronics, Llc | MEMS apparatus disposed on assembly lid |
DE102012220006A1 (de) | 2012-11-02 | 2014-05-08 | Robert Bosch Gmbh | Bauelement mit einer mikromechanischen Mikrofonstruktur |
JP6127595B2 (ja) | 2013-03-11 | 2017-05-17 | オムロン株式会社 | 音響トランスデューサ |
US8692340B1 (en) | 2013-03-13 | 2014-04-08 | Invensense, Inc. | MEMS acoustic sensor with integrated back cavity |
US9809448B2 (en) | 2013-03-13 | 2017-11-07 | Invensense, Inc. | Systems and apparatus having MEMS acoustic sensors and other MEMS sensors and methods of fabrication of the same |
JP6127611B2 (ja) | 2013-03-14 | 2017-05-17 | オムロン株式会社 | 静電容量型センサ、音響センサ及びマイクロフォン |
KR101783191B1 (ko) * | 2013-03-14 | 2017-09-29 | 로베르트 보쉬 게엠베하 | Mems 마이크로폰들에 대한 디지털 음향 저주파수 응답 제어 |
US9216897B2 (en) * | 2013-06-05 | 2015-12-22 | Invensense, Inc. | Capacitive sensing structure with embedded acoustic channels |
CN103607689B (zh) * | 2013-11-29 | 2018-11-09 | 上海集成电路研发中心有限公司 | 电容式硅麦克风电极平整度评估结构及其制备方法 |
DE102014203881A1 (de) * | 2014-03-04 | 2015-09-10 | Robert Bosch Gmbh | Bauteil mit Mikrofon- und Mediensensorfunktion |
KR20160006336A (ko) * | 2014-07-08 | 2016-01-19 | 삼성디스플레이 주식회사 | 트랜스듀서 및 이를 포함하는 전자 기기 |
US20160037261A1 (en) * | 2014-07-29 | 2016-02-04 | Knowles Electronics, Llc | Composite Back Plate And Method Of Manufacturing The Same |
US9743191B2 (en) | 2014-10-13 | 2017-08-22 | Knowles Electronics, Llc | Acoustic apparatus with diaphragm supported at a discrete number of locations |
US9872116B2 (en) | 2014-11-24 | 2018-01-16 | Knowles Electronics, Llc | Apparatus and method for detecting earphone removal and insertion |
US20170026759A1 (en) * | 2015-07-24 | 2017-01-26 | Knowles Electronics, Llc | Microphone with wind noise resistance |
US9401158B1 (en) | 2015-09-14 | 2016-07-26 | Knowles Electronics, Llc | Microphone signal fusion |
EP3262852A4 (en) * | 2015-10-30 | 2018-03-14 | Goertek Inc. | Band-pass acoustic filter and acoustic sensing apparatus |
US10129651B2 (en) | 2015-12-18 | 2018-11-13 | Robert Bosch Gmbh | Center-fixed MEMS microphone membrane |
US9830930B2 (en) | 2015-12-30 | 2017-11-28 | Knowles Electronics, Llc | Voice-enhanced awareness mode |
US9779716B2 (en) | 2015-12-30 | 2017-10-03 | Knowles Electronics, Llc | Occlusion reduction and active noise reduction based on seal quality |
US9812149B2 (en) | 2016-01-28 | 2017-11-07 | Knowles Electronics, Llc | Methods and systems for providing consistency in noise reduction during speech and non-speech periods |
WO2017136364A1 (en) * | 2016-02-01 | 2017-08-10 | Knowles Electronics, Llc | Apparatus to bias mems motors |
CN108702574B (zh) * | 2016-02-04 | 2021-05-25 | 美商楼氏电子有限公司 | 差分mems麦克风 |
US10277988B2 (en) * | 2016-03-09 | 2019-04-30 | Robert Bosch Gmbh | Controlling mechanical properties of a MEMS microphone with capacitive and piezoelectric electrodes |
US10257616B2 (en) * | 2016-07-22 | 2019-04-09 | Knowles Electronics, Llc | Digital microphone assembly with improved frequency response and noise characteristics |
CN109121049A (zh) * | 2017-06-23 | 2019-01-01 | 英属开曼群岛商智动全球股份有限公司 | 电声转换器 |
DE102017115405B3 (de) * | 2017-07-10 | 2018-12-20 | Epcos Ag | MEMS-Mikrofon mit verbessertem Partikelfilter |
EP3522558B1 (en) | 2018-01-31 | 2020-12-09 | Vestel Elektronik Sanayi ve Ticaret A.S. | Slidable microphone inside a portable device |
USD967076S1 (en) * | 2019-03-28 | 2022-10-18 | Sony Group Corporation | Microphone |
DE102020113974A1 (de) * | 2019-05-28 | 2020-12-03 | Apple Inc. | Entlüftete akustische wandler und verwandte verfahren und systeme |
US11317199B2 (en) | 2019-05-28 | 2022-04-26 | Apple Inc. | Vented acoustic transducers, and related methods and systems |
US11310591B2 (en) | 2019-05-28 | 2022-04-19 | Apple Inc. | Vented acoustic transducers, and related methods and systems |
CN115361608A (zh) | 2022-06-28 | 2022-11-18 | 瑞声声学科技(深圳)有限公司 | 一种静电离合器 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1589587A (zh) * | 2001-11-20 | 2005-03-02 | 美商楼氏电子有限公司 | 硅麦克风 |
CN101321408A (zh) * | 2007-06-06 | 2008-12-10 | 歌尔声学股份有限公司 | 内旋转梁振膜及其组成的传声器芯片 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3481543B2 (ja) | 2000-03-15 | 2003-12-22 | 株式会社バーテックススタンダード | マイクロホン装置 |
US9078068B2 (en) | 2007-06-06 | 2015-07-07 | Invensense, Inc. | Microphone with aligned apertures |
-
2009
- 2009-04-15 EP EP09157977A patent/EP2242288A1/en not_active Withdrawn
-
2010
- 2010-04-15 CN CN201080016492.3A patent/CN102625992B/zh not_active Expired - Fee Related
- 2010-04-15 US US13/264,751 patent/US9107008B2/en not_active Expired - Fee Related
- 2010-04-15 WO PCT/IB2010/051634 patent/WO2010119415A1/en active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1589587A (zh) * | 2001-11-20 | 2005-03-02 | 美商楼氏电子有限公司 | 硅麦克风 |
CN101321408A (zh) * | 2007-06-06 | 2008-12-10 | 歌尔声学股份有限公司 | 内旋转梁振膜及其组成的传声器芯片 |
Also Published As
Publication number | Publication date |
---|---|
EP2242288A1 (en) | 2010-10-20 |
US20120033831A1 (en) | 2012-02-09 |
US9107008B2 (en) | 2015-08-11 |
WO2010119415A1 (en) | 2010-10-21 |
CN102625992A (zh) | 2012-08-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: KNOWLES IPC (M) SDN. BHD. Free format text: FORMER OWNER: KNOWLES ELECTRONICS ASIA CO., LTD. Effective date: 20150227 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20150227 Address after: penang Applicant after: Loushi International Procurement Center (Malaysia) Pte Ltd Address before: Singapore Singapore Applicant before: Knowles Electronics Asia Pte. Ltd. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150401 Termination date: 20170415 |