CN105493522A - 带通声学滤波器及声学感测装置 - Google Patents
带通声学滤波器及声学感测装置 Download PDFInfo
- Publication number
- CN105493522A CN105493522A CN201580001223.2A CN201580001223A CN105493522A CN 105493522 A CN105493522 A CN 105493522A CN 201580001223 A CN201580001223 A CN 201580001223A CN 105493522 A CN105493522 A CN 105493522A
- Authority
- CN
- China
- Prior art keywords
- mems microphone
- microphone chip
- band
- chip
- acoustics
- 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.)
- Granted
Links
- 230000008878 coupling Effects 0.000 claims abstract description 4
- 238000010168 coupling process Methods 0.000 claims abstract description 4
- 238000005859 coupling reaction Methods 0.000 claims abstract description 4
- 239000000758 substrate Substances 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000011469 building brick Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000005236 sound signal Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000006866 deterioration 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
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
-
- 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
- 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
- H04R29/00—Monitoring arrangements; Testing arrangements
- H04R29/004—Monitoring arrangements; Testing arrangements for microphones
- H04R29/005—Microphone arrays
-
- 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
- H04R1/227—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only using transducers reproducing the same frequency band
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
- Circuit For Audible Band Transducer (AREA)
- Micromachines (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Abstract
Description
Claims (9)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2015/093453 WO2017070950A1 (en) | 2015-10-30 | 2015-10-30 | Band-pass acoustic filter and acoustic sensing apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105493522A true CN105493522A (zh) | 2016-04-13 |
CN105493522B CN105493522B (zh) | 2018-09-11 |
Family
ID=55678520
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201580001223.2A Active CN105493522B (zh) | 2015-10-30 | 2015-10-30 | 带通声学滤波器及声学感测装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10412491B2 (zh) |
EP (1) | EP3262852A4 (zh) |
JP (1) | JP2018519770A (zh) |
CN (1) | CN105493522B (zh) |
WO (1) | WO2017070950A1 (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110603818A (zh) * | 2018-12-29 | 2019-12-20 | 共达电声股份有限公司 | Mems声音传感器、mems麦克风及电子设备 |
CN114623984A (zh) * | 2022-05-16 | 2022-06-14 | 之江实验室 | 一种基于异构麦克风阵列的声学成像仪 |
WO2023184403A1 (zh) * | 2022-03-31 | 2023-10-05 | 京东方科技集团股份有限公司 | 麦克风、显示面板 |
WO2023201811A1 (zh) * | 2022-04-21 | 2023-10-26 | 瑞声声学科技(深圳)有限公司 | Mems麦克风 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2561021B (en) * | 2017-03-30 | 2019-09-18 | Cirrus Logic Int Semiconductor Ltd | Apparatus and methods for monitoring a microphone |
GB2567018B (en) | 2017-09-29 | 2020-04-01 | Cirrus Logic Int Semiconductor Ltd | Microphone authentication |
US11769510B2 (en) | 2017-09-29 | 2023-09-26 | Cirrus Logic Inc. | Microphone authentication |
KR20220128355A (ko) * | 2020-01-17 | 2022-09-20 | 썬전 샥 컴퍼니 리미티드 | 마이크로폰 및 그 마이크로폰을 구비하는 전자 디바이스 |
BR112022012943A2 (pt) * | 2020-01-17 | 2022-09-13 | Shenzhen Shokz Co Ltd | Microfone e dispositivo eletrônico contendo o mesmo |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100092020A1 (en) * | 2008-10-14 | 2010-04-15 | Knowles Electronics, Llc | Microphone Having Multiple Transducer Elements |
CN102595294A (zh) * | 2012-03-06 | 2012-07-18 | 歌尔声学股份有限公司 | 一种mems麦克风 |
CN102595295A (zh) * | 2012-03-06 | 2012-07-18 | 歌尔声学股份有限公司 | 一种mems麦克风 |
CN102625992A (zh) * | 2009-04-15 | 2012-08-01 | 楼氏电子亚洲有限公司 | 具备可调节特性的麦克风 |
CN102740206A (zh) * | 2011-04-02 | 2012-10-17 | 哈曼国际工业有限公司 | 双单元微机电系统组件 |
CN102740211A (zh) * | 2011-04-13 | 2012-10-17 | 奥迪康有限公司 | 具有两个以上传声器的听力装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007054878A1 (en) * | 2005-11-09 | 2007-05-18 | Nxp B.V. | Arrangement for optimizing the frequency response of an electro-acoustic transducer |
JP4505035B1 (ja) * | 2009-06-02 | 2010-07-14 | パナソニック株式会社 | ステレオマイクロホン装置 |
JP2012070120A (ja) * | 2010-09-22 | 2012-04-05 | Panasonic Corp | センサ |
JP5799619B2 (ja) * | 2011-06-24 | 2015-10-28 | 船井電機株式会社 | マイクロホンユニット |
CN202587369U (zh) | 2012-03-21 | 2012-12-05 | 瑞声声学科技(深圳)有限公司 | Mems麦克风 |
US9467777B2 (en) * | 2013-03-15 | 2016-10-11 | Cirrus Logic, Inc. | Interface for a digital microphone array |
US9380384B2 (en) * | 2013-11-26 | 2016-06-28 | Qualcomm Incorporated | Systems and methods for providing a wideband frequency response |
DE102014100464B4 (de) * | 2014-01-16 | 2022-02-17 | Tdk Corporation | Multi-MEMS-Modul |
FR3027762B1 (fr) * | 2014-10-27 | 2018-01-19 | Universite Du Maine | Transducteur electroacoustique, ensemble et systeme associes |
WO2017027509A1 (en) * | 2015-08-10 | 2017-02-16 | Knowles Electronics, Llc | Dual band mems acoustic device |
-
2015
- 2015-10-30 JP JP2018511308A patent/JP2018519770A/ja active Pending
- 2015-10-30 WO PCT/CN2015/093453 patent/WO2017070950A1/en active Application Filing
- 2015-10-30 EP EP15907012.7A patent/EP3262852A4/en not_active Ceased
- 2015-10-30 CN CN201580001223.2A patent/CN105493522B/zh active Active
- 2015-10-30 US US15/562,410 patent/US10412491B2/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100092020A1 (en) * | 2008-10-14 | 2010-04-15 | Knowles Electronics, Llc | Microphone Having Multiple Transducer Elements |
CN102625992A (zh) * | 2009-04-15 | 2012-08-01 | 楼氏电子亚洲有限公司 | 具备可调节特性的麦克风 |
CN102740206A (zh) * | 2011-04-02 | 2012-10-17 | 哈曼国际工业有限公司 | 双单元微机电系统组件 |
CN102740211A (zh) * | 2011-04-13 | 2012-10-17 | 奥迪康有限公司 | 具有两个以上传声器的听力装置 |
CN102595294A (zh) * | 2012-03-06 | 2012-07-18 | 歌尔声学股份有限公司 | 一种mems麦克风 |
CN102595295A (zh) * | 2012-03-06 | 2012-07-18 | 歌尔声学股份有限公司 | 一种mems麦克风 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110603818A (zh) * | 2018-12-29 | 2019-12-20 | 共达电声股份有限公司 | Mems声音传感器、mems麦克风及电子设备 |
CN110603818B (zh) * | 2018-12-29 | 2020-12-22 | 共达电声股份有限公司 | Mems声音传感器、mems麦克风及电子设备 |
WO2023184403A1 (zh) * | 2022-03-31 | 2023-10-05 | 京东方科技集团股份有限公司 | 麦克风、显示面板 |
WO2023201811A1 (zh) * | 2022-04-21 | 2023-10-26 | 瑞声声学科技(深圳)有限公司 | Mems麦克风 |
CN114623984A (zh) * | 2022-05-16 | 2022-06-14 | 之江实验室 | 一种基于异构麦克风阵列的声学成像仪 |
Also Published As
Publication number | Publication date |
---|---|
CN105493522B (zh) | 2018-09-11 |
US20180288526A1 (en) | 2018-10-04 |
EP3262852A4 (en) | 2018-03-14 |
JP2018519770A (ja) | 2018-07-19 |
WO2017070950A1 (en) | 2017-05-04 |
EP3262852A1 (en) | 2018-01-03 |
US10412491B2 (en) | 2019-09-10 |
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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 | ||
CB02 | Change of applicant information |
Address after: 261031 Dongfang Road, Weifang high tech Development Zone, Shandong, China, No. 268 Applicant after: Goertek Inc. Address before: 261031 Dongfang Road, Weifang high tech Development Zone, Shandong, China, No. 268 Applicant before: Goertek Inc. |
|
COR | Change of bibliographic data | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200609 Address after: 266104 room 103, 396 Songling Road, Laoshan District, Qingdao, Shandong Province Patentee after: Goer Microelectronics Co.,Ltd. Address before: 261031 Dongfang Road, Weifang high tech Development Zone, Shandong, China, No. 268 Patentee before: GOERTEK Inc. |
|
TR01 | Transfer of patent right |