CN101155442B - 校准微机电话筒 - Google Patents
校准微机电话筒 Download PDFInfo
- Publication number
- CN101155442B CN101155442B CN2007101612081A CN200710161208A CN101155442B CN 101155442 B CN101155442 B CN 101155442B CN 2007101612081 A CN2007101612081 A CN 2007101612081A CN 200710161208 A CN200710161208 A CN 200710161208A CN 101155442 B CN101155442 B CN 101155442B
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- Prior art keywords
- transducer
- mems
- voltage
- microphone
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- Expired - Fee Related
Links
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Images
Classifications
-
- 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
-
- 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
- H04R19/00—Electrostatic transducers
- H04R19/04—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)
- Micromachines (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
Description
Claims (13)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US84731906P | 2006-09-26 | 2006-09-26 | |
US60/847,319 | 2006-09-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101155442A CN101155442A (zh) | 2008-04-02 |
CN101155442B true CN101155442B (zh) | 2013-06-19 |
Family
ID=37564109
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007101612081A Expired - Fee Related CN101155442B (zh) | 2006-09-26 | 2007-09-25 | 校准微机电话筒 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8036401B2 (zh) |
EP (1) | EP1906704B1 (zh) |
KR (1) | KR101413271B1 (zh) |
CN (1) | CN101155442B (zh) |
AT (1) | ATE550886T1 (zh) |
Families Citing this family (80)
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EP1599067B1 (en) * | 2004-05-21 | 2013-05-01 | Epcos Pte Ltd | Detection and control of diaphragm collapse in condenser microphones |
US8542850B2 (en) * | 2007-09-12 | 2013-09-24 | Epcos Pte Ltd | Miniature microphone assembly with hydrophobic surface coating |
DE102007058951B4 (de) * | 2007-12-07 | 2020-03-26 | Snaptrack, Inc. | MEMS Package |
EP2223654A4 (en) * | 2007-12-13 | 2017-09-06 | Hitachi, Ltd. | Ultrasonic diagnostic equipment and ultrasonic probe |
US8288971B2 (en) * | 2008-01-11 | 2012-10-16 | Broadcom Corporation | Integrated and programmable microphone bias generation |
DE112009001037B8 (de) * | 2008-05-05 | 2014-03-13 | Epcos Pte Ltd | Kondensatormikrophonbaugruppe, dc spannungsversorgung und verfahren zur erzeugung einer dc vorspannung |
GB2459864A (en) | 2008-05-07 | 2009-11-11 | Wolfson Microelectronics Plc | Filtered bias voltage for a MEMS capacitive transducer circuit |
US7800443B2 (en) * | 2008-09-24 | 2010-09-21 | Sony Ericsson Mobile Communications Ab | Circuit arrangement for providing an analog signal, and electronic apparatus |
EP2182510B2 (en) * | 2008-10-31 | 2016-09-28 | Austriamicrosystems AG | Active noise control arrangement, active noise control headphone and calibration method |
US8284958B2 (en) * | 2008-12-22 | 2012-10-09 | Nokia Corporation | Increased dynamic range microphone |
GB2466648B (en) | 2008-12-30 | 2011-09-28 | Wolfson Microelectronics Plc | Apparatus and method for biasing a transducer |
IT1396063B1 (it) * | 2009-03-31 | 2012-11-09 | St Microelectronics Rousset | Circuito di polarizzazione per un trasduttore acustico microelettromeccanico e relativo metodo di polarizzazione |
US8682002B2 (en) * | 2009-07-02 | 2014-03-25 | Conexant Systems, Inc. | Systems and methods for transducer calibration and tuning |
US8831246B2 (en) * | 2009-12-14 | 2014-09-09 | Invensense, Inc. | MEMS microphone with programmable sensitivity |
JP2011130604A (ja) * | 2009-12-18 | 2011-06-30 | Sanyo Electric Co Ltd | 充電回路、増幅回路 |
DE102010006132B4 (de) | 2010-01-29 | 2013-05-08 | Epcos Ag | Miniaturisiertes elektrisches Bauelement mit einem Stapel aus einem MEMS und einem ASIC |
US8233643B1 (en) * | 2010-03-23 | 2012-07-31 | Fiberplex Technologies, LLC | System and method for amplifying low level signals provided on electrical supply power |
CN102271300B (zh) * | 2010-06-04 | 2014-01-15 | 北京卓锐微技术有限公司 | 一种集成的麦克风偏置电压控制方法和偏置电压生成电路 |
EP2679024B1 (en) * | 2011-02-25 | 2020-01-08 | Nokia Technologies Oy | A transducer apparatus with a tension actuator |
US9232302B2 (en) | 2011-05-31 | 2016-01-05 | Apple Inc. | Microphone assemblies with through-silicon vias |
US9668076B2 (en) * | 2011-06-21 | 2017-05-30 | Apple Inc. | Microphone headset failure detecting and reporting |
US8942389B2 (en) | 2011-08-10 | 2015-01-27 | Robert Bosch Gmbh | Trim method for CMOS-MEMS microphones |
KR20140059242A (ko) * | 2011-08-18 | 2014-05-15 | 노우레스 일렉트로닉스, 엘엘시 | 엠이엠에스 기기들을 위한 민감도 조절 장치 및 방법 |
US9236837B2 (en) * | 2011-08-25 | 2016-01-12 | Infineon Technologies Ag | System and method for low distortion capacitive signal source amplifier |
US8995690B2 (en) | 2011-11-28 | 2015-03-31 | Infineon Technologies Ag | Microphone and method for calibrating a microphone |
KR101241588B1 (ko) * | 2011-11-30 | 2013-03-11 | 이오스 재팬, 인코포레이티드 | 콘덴서 마이크로폰 |
US8630429B2 (en) | 2011-12-16 | 2014-01-14 | Robert Bosch Gmbh | Preventing electrostatic pull-in in capacitive devices |
CN102611980B (zh) * | 2012-01-13 | 2014-11-19 | 瑞声声学科技(深圳)有限公司 | 一种硅麦克风的灵敏度调整系统及调整方法 |
CN103209379B (zh) * | 2012-01-16 | 2015-09-02 | 上海耐普微电子有限公司 | 一种单线可编程的mems麦克风及其编程方法和系统 |
WO2013143607A1 (en) * | 2012-03-30 | 2013-10-03 | Epcos Ag | Microphone with automatic bias control |
US8638249B2 (en) | 2012-04-16 | 2014-01-28 | Infineon Technologies Ag | System and method for high input capacitive signal amplifier |
US9210516B2 (en) | 2012-04-23 | 2015-12-08 | Infineon Technologies Ag | Packaged MEMS device and method of calibrating a packaged MEMS device |
US9281744B2 (en) | 2012-04-30 | 2016-03-08 | Infineon Technologies Ag | System and method for a programmable voltage source |
JP6130493B2 (ja) * | 2012-05-09 | 2017-05-17 | エプコス アクチエンゲゼルシャフトEpcos Ag | Memsマイクロフォンアセンブリおよびmemsマイクロフォンアセンブリの作動方法 |
DE102012215239B4 (de) * | 2012-08-28 | 2023-12-21 | Robert Bosch Gmbh | Bauteil und Verfahren zum Prüfen eines solchen Bauteils |
US9214911B2 (en) | 2012-08-30 | 2015-12-15 | Infineon Technologies Ag | System and method for adjusting the sensitivity of a capacitive signal source |
KR102074450B1 (ko) * | 2012-09-14 | 2020-02-07 | 로베르트 보쉬 게엠베하 | 마이크로폰 및 초저압 센서의 결함있는 제조에 대한 테스트 |
CN103052015A (zh) * | 2012-12-06 | 2013-04-17 | 山东共达电声股份有限公司 | 一种实现传声器灵敏度一致的方法及一种可调增益传声器 |
US9282406B2 (en) | 2012-12-19 | 2016-03-08 | Knowles Electronics, Llc | Digital microphone with frequency booster |
CN103051990B (zh) * | 2012-12-25 | 2016-08-10 | 苏州恒听电子有限公司 | 自适应送话器 |
US20140264652A1 (en) * | 2013-03-15 | 2014-09-18 | Invensense, Inc. | Acoustic sensor with integrated programmable electronic interface |
US9128136B2 (en) | 2013-03-15 | 2015-09-08 | Infineon Technologies Ag | Apparatus and method for determining the sensitivity of a capacitive sensing device |
US9306449B2 (en) | 2013-03-15 | 2016-04-05 | Robert Bosch Gmbh | Adjustable biasing circuits for MEMS capacitive microphones |
ITTO20130313A1 (it) * | 2013-04-18 | 2014-10-19 | St Microelectronics Srl | Struttura di rilevamento micromeccanica perfezionata per un trasduttore acustico mems e relativo procedimento di fabbricazione |
GB2513406B (en) * | 2013-04-26 | 2016-01-20 | Cirrus Logic Int Semiconductor Ltd | Signal processing for MEMS capacitive transducers |
US9414175B2 (en) * | 2013-07-03 | 2016-08-09 | Robert Bosch Gmbh | Microphone test procedure |
DE102013108464B4 (de) * | 2013-08-06 | 2020-06-25 | Tdk Corporation | Verfahren zur Herstellung eines mikroelektromechanischen Wandlers |
US9332369B2 (en) * | 2013-10-22 | 2016-05-03 | Infineon Technologies Ag | System and method for automatic calibration of a transducer |
US20150110312A1 (en) * | 2013-10-22 | 2015-04-23 | Starkey Laboratories, Inc. | Input stage headroom expansion for hearing assistance devices |
US9729963B2 (en) | 2013-11-07 | 2017-08-08 | Invensense, Inc. | Multi-function pins for a programmable acoustic sensor |
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US9414168B2 (en) * | 2014-03-27 | 2016-08-09 | Starkey Laboratories, Inc. | Magnetometer in hearing aid |
DE102014104773B3 (de) * | 2014-04-03 | 2015-06-18 | Epcos Ag | Elektrisches Bauelement, insbesondere Mikrofon mit nachjustierbarer Empfindlichkeit und Verfahren zum Justieren |
KR101601179B1 (ko) * | 2014-10-20 | 2016-03-08 | 현대자동차 주식회사 | 마이크로폰의 아날로그 신호 처리 회로 |
US9420391B2 (en) * | 2014-12-02 | 2016-08-16 | Infineon Technologies Ag | Microphone configuration and calibration via supply interface |
CN104717596A (zh) * | 2015-03-23 | 2015-06-17 | 惠州Tcl移动通信有限公司 | 麦克风音频测试系统以及测试方法 |
CN104780489B (zh) * | 2015-03-31 | 2018-11-30 | 歌尔股份有限公司 | 用于检测扬声器振动位移的结构和声电互转的双效装置 |
CN105101031B (zh) * | 2015-07-30 | 2018-10-12 | 山东共达电声股份有限公司 | 麦克风的配置方法 |
CN108605181A (zh) * | 2016-02-01 | 2018-09-28 | 美商楼氏电子有限公司 | 用于偏置mems马达的设备 |
DE102016104742A1 (de) | 2016-03-15 | 2017-09-21 | Tdk Corporation | Verfahren zum Kalibrieren eines Mikrofons und Mikrofon |
DE102016105904B4 (de) * | 2016-03-31 | 2019-10-10 | Tdk Corporation | MEMS-Mikrofon und Verfahren zur Selbstkalibrierung des MEMS-Mikrofons |
DE102016105923A1 (de) | 2016-03-31 | 2017-10-05 | Tdk Corporation | MEMS-Mikrofon und Verfahren zum Betrieb |
US10045121B2 (en) * | 2016-04-29 | 2018-08-07 | Invensense, Inc. | Microelectromechanical systems (MEMS) microphone bias voltage |
EP3324649A1 (en) * | 2016-11-18 | 2018-05-23 | Sonion Nederland B.V. | A transducer with a high sensitivity |
US10656006B2 (en) | 2016-11-18 | 2020-05-19 | Sonion Nederland B.V. | Sensing circuit comprising an amplifying circuit and an amplifying circuit |
US20180145643A1 (en) | 2016-11-18 | 2018-05-24 | Sonion Nederland B.V. | Circuit for providing a high and a low impedance and a system comprising the circuit |
US10327072B2 (en) | 2016-11-18 | 2019-06-18 | Sonion Nederland B.V. | Phase correcting system and a phase correctable transducer system |
KR102591814B1 (ko) * | 2016-12-13 | 2023-10-23 | 삼성전자주식회사 | 전자 장치의 음향 신호 처리 방법 및 그 전자 장치 |
EP3379204B1 (en) * | 2017-03-22 | 2021-02-17 | Knowles Electronics, LLC | Arrangement to calibrate a capacitive sensor interface |
GB2561023B (en) * | 2017-03-31 | 2021-08-11 | Cirrus Logic Int Semiconductor Ltd | Transducer apparatus and methods |
CN107360528A (zh) * | 2017-06-07 | 2017-11-17 | 歌尔股份有限公司 | 一种基于麦克风阵列的校准方法及装置 |
CN107249165A (zh) * | 2017-06-30 | 2017-10-13 | 歌尔股份有限公司 | 麦克风灵敏度调整系统及方法 |
DE102017128259B4 (de) * | 2017-11-29 | 2019-07-11 | Tdk Electronics Ag | Elektrische Schaltungsanordnung zum Regeln einer Vorspannung für ein Mikrofon |
KR102087644B1 (ko) * | 2018-12-04 | 2020-04-20 | 지엔에스티 주식회사 | 마이크로폰소자 제조방법 및 이를 이용한 마이크로폰소자의 세팅장치 |
US11637546B2 (en) | 2018-12-14 | 2023-04-25 | Synaptics Incorporated | Pulse density modulation systems and methods |
DE102018132486A1 (de) * | 2018-12-17 | 2020-06-18 | Sennheiser Electronic Gmbh & Co. Kg | Mikrofonkapsel, Mikrofonanordnung mit mehreren Mikrofonkapseln und Verfahren zum Kalibrieren eines Mikrofonarrays |
US11641558B2 (en) * | 2020-08-27 | 2023-05-02 | Cirrus Logic, Inc. | Apparatus and methods for detecting a microphone condition |
US11889252B2 (en) * | 2021-05-11 | 2024-01-30 | Knowles Electronics, Llc | Method and apparatus for balancing detection sensitivity in producing a differential signal |
CN113905308B (zh) * | 2021-08-05 | 2023-06-06 | 钰太芯微电子科技(上海)有限公司 | 在线修调的mems麦克风及电子设备 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1419795A (zh) * | 2000-06-30 | 2003-05-21 | 皇家菲利浦电子有限公司 | 校准麦克风的设备和方法 |
EP1599067A2 (en) * | 2004-05-21 | 2005-11-23 | Sonion A/S | Detection and control of diaphragm collapse in condenser microphones |
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EP1192836A4 (en) | 2000-04-07 | 2008-10-08 | Sonionmicrotronic Nederland | MICROPHONE WITH SELECTION OF RANGES |
WO2002073792A2 (en) | 2001-03-09 | 2002-09-19 | Techtronic A/S | An electret condensor microphone preamplifier that is insensitive to leakage currents at the input |
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ATE410820T1 (de) * | 2004-01-12 | 2008-10-15 | Sonion As | Verstärkerschaltung für kapazitive umformer |
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JP4579778B2 (ja) * | 2004-08-17 | 2010-11-10 | ルネサスエレクトロニクス株式会社 | センサ用電源回路およびそれを用いたマイクロホンユニット |
US7929716B2 (en) * | 2005-01-06 | 2011-04-19 | Renesas Electronics Corporation | Voltage supply circuit, power supply circuit, microphone unit using the same, and microphone unit sensitivity adjustment method |
CN101288337B (zh) | 2005-07-19 | 2012-11-21 | 美国亚德诺半导体公司 | 可编程麦克风 |
US20070237345A1 (en) * | 2006-04-06 | 2007-10-11 | Fortemedia, Inc. | Method for reducing phase variation of signals generated by electret condenser microphones |
-
2007
- 2007-09-05 AT AT07115704T patent/ATE550886T1/de active
- 2007-09-05 EP EP07115704A patent/EP1906704B1/en active Active
- 2007-09-20 KR KR1020070095921A patent/KR101413271B1/ko not_active IP Right Cessation
- 2007-09-25 US US11/903,905 patent/US8036401B2/en active Active
- 2007-09-25 CN CN2007101612081A patent/CN101155442B/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1419795A (zh) * | 2000-06-30 | 2003-05-21 | 皇家菲利浦电子有限公司 | 校准麦克风的设备和方法 |
EP1599067A2 (en) * | 2004-05-21 | 2005-11-23 | Sonion A/S | Detection and control of diaphragm collapse in condenser microphones |
Also Published As
Publication number | Publication date |
---|---|
CN101155442A (zh) | 2008-04-02 |
ATE550886T1 (de) | 2012-04-15 |
US8036401B2 (en) | 2011-10-11 |
EP1906704A1 (en) | 2008-04-02 |
KR20080028291A (ko) | 2008-03-31 |
US20080075306A1 (en) | 2008-03-27 |
EP1906704B1 (en) | 2012-03-21 |
KR101413271B1 (ko) | 2014-06-27 |
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