SG155848A1 - Condenser microphone - Google Patents
Condenser microphoneInfo
- Publication number
- SG155848A1 SG155848A1 SG200901667-6A SG2009016676A SG155848A1 SG 155848 A1 SG155848 A1 SG 155848A1 SG 2009016676 A SG2009016676 A SG 2009016676A SG 155848 A1 SG155848 A1 SG 155848A1
- Authority
- SG
- Singapore
- Prior art keywords
- fet
- condenser microphone
- circuit
- ground
- source
- Prior art date
Links
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
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/04—Structural association of microphone with electric circuitry therefor
-
- 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
-
- 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
- H04R3/06—Circuits for transducers, loudspeakers or microphones for correcting frequency response of electrostatic transducers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008064094A JP4799577B2 (ja) | 2008-03-13 | 2008-03-13 | コンデンサーマイクロホン |
Publications (1)
Publication Number | Publication Date |
---|---|
SG155848A1 true SG155848A1 (en) | 2009-10-29 |
Family
ID=40651755
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG200901667-6A SG155848A1 (en) | 2008-03-13 | 2009-03-11 | Condenser microphone |
Country Status (9)
Country | Link |
---|---|
US (1) | US8126165B2 (zh) |
EP (1) | EP2104373A1 (zh) |
JP (1) | JP4799577B2 (zh) |
KR (1) | KR20090098721A (zh) |
CN (1) | CN101534467B (zh) |
AU (1) | AU2009200986A1 (zh) |
HK (1) | HK1134388A1 (zh) |
SG (1) | SG155848A1 (zh) |
TW (1) | TWI478594B (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101674521B (zh) * | 2009-09-25 | 2012-08-22 | 潍坊安晶电子有限公司 | 一种电声元件的生产工艺 |
CN101902673B (zh) * | 2010-07-09 | 2014-06-18 | 北京东微世纪科技有限公司 | 麦克风接口电路 |
SE535440C2 (sv) * | 2010-12-28 | 2012-08-07 | Res Electronics Leksand Ab | Förfarande och anordning för formning av en elektrisk signal representerande ett ljud |
US9241227B2 (en) | 2011-01-06 | 2016-01-19 | Bose Corporation | Transducer with integrated sensor |
JP5698592B2 (ja) * | 2011-04-20 | 2015-04-08 | 株式会社オーディオテクニカ | 2次音圧傾度型エレクトレットコンデンサマイクロホン |
CN102340722B (zh) * | 2011-07-28 | 2013-11-20 | 杭州硅星科技有限公司 | 数模混合麦克风 |
CN102740188B (zh) * | 2012-06-16 | 2013-08-28 | 天地融科技股份有限公司 | 一种通过音频接口进行音频信号上行的装置和方法 |
CN104685904B (zh) * | 2013-01-08 | 2017-10-03 | 广东得胜电子有限公司 | 电容式麦克风及其阻抗变换器 |
CN105744452B (zh) * | 2014-12-12 | 2019-04-02 | 瑞声声学科技(深圳)有限公司 | Mems麦克风电路 |
KR101724506B1 (ko) * | 2016-05-11 | 2017-04-07 | 현대자동차 주식회사 | 고감도 마이크로폰 |
KR101718079B1 (ko) * | 2016-08-26 | 2017-03-20 | 주식회사 에이디텍 | 마이크로폰 시스템 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2596191B1 (fr) | 1986-03-21 | 1990-08-10 | Brange Jean Francois | Simulateur polyphonique et procede de simulation polyphonique ainsi que leurs applications dans le domaine audio-visuel |
JPH03175715A (ja) | 1989-12-04 | 1991-07-30 | Sony Corp | ディジタル情報信号再生装置 |
JPH05327380A (ja) | 1992-05-20 | 1993-12-10 | Mitsubishi Electric Corp | 増幅器 |
JP2872514B2 (ja) | 1992-12-28 | 1999-03-17 | 株式会社ケンウッド | ノイズ低減再生増幅器 |
JPH09182185A (ja) * | 1995-12-27 | 1997-07-11 | Olympus Optical Co Ltd | 音声記録装置 |
NL1002783C2 (nl) * | 1996-04-03 | 1997-10-06 | Microtronic Nederland Bv | Geïntegreerde microfoon/versterker-eenheid, en versterkermodule daarvoor. |
US5978491A (en) | 1996-11-21 | 1999-11-02 | Vxi Corporation | Circuitry for improving performance of electret microphone |
JPH10241105A (ja) | 1997-02-24 | 1998-09-11 | Hitachi Ltd | 再生イコライザ回路 |
JPH11266499A (ja) * | 1998-03-18 | 1999-09-28 | Hosiden Corp | エレクトレットコンデンサマイクロホン |
US6057737A (en) * | 1998-10-14 | 2000-05-02 | Pritchard; Eric K. | Non-linear asymmetrical audio amplifiers |
KR100341564B1 (ko) * | 1999-12-13 | 2002-06-22 | 김낙현 | 콘덴서 마이크로폰 |
JP2001189988A (ja) | 1999-12-28 | 2001-07-10 | Matsushita Electric Ind Co Ltd | マイクロホン装置及びそのマイクロホン装置を有する無線装置 |
JP4129108B2 (ja) * | 2000-02-25 | 2008-08-06 | 三菱電機株式会社 | マイクロフォン用フィルタおよびマイクロフォン装置 |
JP3852913B2 (ja) * | 2001-10-31 | 2006-12-06 | 松下電器産業株式会社 | コンデンサマイクロホン及びこれを用いた携帯電話機器 |
EP1494503A4 (en) * | 2002-04-05 | 2009-09-23 | Panasonic Corp | CAPACITOR SENSOR |
AU2002255260A1 (en) * | 2002-04-11 | 2003-10-20 | Rion Co., Ltd | Impedance converter for capacitor microphone |
US7415121B2 (en) * | 2004-10-29 | 2008-08-19 | Sonion Nederland B.V. | Microphone with internal damping |
JP4774242B2 (ja) * | 2005-06-17 | 2011-09-14 | 株式会社オーディオテクニカ | コンデンサマイクロホン |
JP4706043B2 (ja) | 2005-11-07 | 2011-06-22 | 独立行政法人産業技術総合研究所 | イコライザ回路 |
-
2008
- 2008-03-13 JP JP2008064094A patent/JP4799577B2/ja active Active
-
2009
- 2009-03-06 US US12/399,630 patent/US8126165B2/en not_active Expired - Fee Related
- 2009-03-06 TW TW098107267A patent/TWI478594B/zh active
- 2009-03-11 EP EP09154855A patent/EP2104373A1/en not_active Withdrawn
- 2009-03-11 AU AU2009200986A patent/AU2009200986A1/en not_active Abandoned
- 2009-03-11 SG SG200901667-6A patent/SG155848A1/en unknown
- 2009-03-12 KR KR1020090021352A patent/KR20090098721A/ko not_active Application Discontinuation
- 2009-03-13 CN CN200910128905.6A patent/CN101534467B/zh active Active
-
2010
- 2010-03-03 HK HK10102280.3A patent/HK1134388A1/zh unknown
Also Published As
Publication number | Publication date |
---|---|
EP2104373A1 (en) | 2009-09-23 |
CN101534467A (zh) | 2009-09-16 |
AU2009200986A1 (en) | 2009-10-01 |
JP4799577B2 (ja) | 2011-10-26 |
US20090232335A1 (en) | 2009-09-17 |
HK1134388A1 (zh) | 2010-04-23 |
TW200944039A (en) | 2009-10-16 |
US8126165B2 (en) | 2012-02-28 |
TWI478594B (zh) | 2015-03-21 |
JP2009224839A (ja) | 2009-10-01 |
CN101534467B (zh) | 2015-07-15 |
KR20090098721A (ko) | 2009-09-17 |
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