SG143047A1 - Smd type biased condenser microphone - Google Patents
Smd type biased condenser microphoneInfo
- Publication number
- SG143047A1 SG143047A1 SG200403913-7A SG2004039137A SG143047A1 SG 143047 A1 SG143047 A1 SG 143047A1 SG 2004039137 A SG2004039137 A SG 2004039137A SG 143047 A1 SG143047 A1 SG 143047A1
- Authority
- SG
- Singapore
- Prior art keywords
- condenser microphone
- backplate
- diaphragm
- smd type
- type biased
- 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
- H04R1/06—Arranging circuit leads; Relieving strain on circuit leads
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0087532A KR100531716B1 (ko) | 2003-12-04 | 2003-12-04 | Smd용 콘덴서 마이크로폰 |
Publications (1)
Publication Number | Publication Date |
---|---|
SG143047A1 true SG143047A1 (en) | 2008-06-27 |
Family
ID=34464803
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG200403913-7A SG143047A1 (en) | 2003-12-04 | 2004-06-24 | Smd type biased condenser microphone |
Country Status (7)
Country | Link |
---|---|
US (1) | US7269268B2 (ko) |
EP (1) | EP1538872A3 (ko) |
JP (1) | JP3921210B2 (ko) |
KR (1) | KR100531716B1 (ko) |
CN (1) | CN100581295C (ko) |
SG (1) | SG143047A1 (ko) |
TW (1) | TWI262033B (ko) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
DE102004058879B4 (de) * | 2004-12-06 | 2013-11-07 | Austriamicrosystems Ag | MEMS-Mikrophon und Verfahren zur Herstellung |
JP4188325B2 (ja) * | 2005-02-09 | 2008-11-26 | ホシデン株式会社 | 防塵板内蔵マイクロホン |
JP4150407B2 (ja) * | 2005-06-20 | 2008-09-17 | ホシデン株式会社 | 電気音響変換器 |
US20070003081A1 (en) * | 2005-06-30 | 2007-01-04 | Insound Medical, Inc. | Moisture resistant microphone |
SG130158A1 (en) * | 2005-08-20 | 2007-03-20 | Bse Co Ltd | Silicon based condenser microphone and packaging method for the same |
KR100797440B1 (ko) * | 2006-09-05 | 2008-01-23 | 주식회사 비에스이 | 사각통 형상의 일렉트릿 콘덴서 마이크로폰 |
EP2132955A1 (en) * | 2007-03-05 | 2009-12-16 | Gtronix, Inc. | Small-footprint microphone module with signal processing functionality |
JP2009231951A (ja) * | 2008-03-19 | 2009-10-08 | Panasonic Corp | マイクロホン装置 |
US20100172517A1 (en) * | 2009-01-08 | 2010-07-08 | Fortemedia, Inc. | Microphone Preamplifier Circuit and Voice Sensing Devices |
US20100177913A1 (en) * | 2009-01-12 | 2010-07-15 | Fortemedia, Inc. | Microphone preamplifier circuit and voice sensing devices |
KR101066557B1 (ko) * | 2009-10-14 | 2011-09-21 | 주식회사 비에스이 | 플로팅 구조의 콘덴서 마이크로폰 조립체 |
TWI451538B (zh) * | 2010-01-19 | 2014-09-01 | Gen Mems Corp | 微機電系統(mems)麥克風封裝體及其製造方法 |
KR101011486B1 (ko) * | 2010-05-24 | 2011-01-31 | 주식회사 필코씨에스티 | 하이브리드 음/전 변환장치 |
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 |
JP5645308B2 (ja) * | 2010-12-29 | 2014-12-24 | 株式会社オーディオテクニカ | コンデンサマイクロホンのヘッド部およびコンデンサマイクロホン |
US8375560B2 (en) * | 2011-02-22 | 2013-02-19 | Taiwan Carol Electronics Co., Ltd. | Method for manufacturing a condenser microphone |
US9059630B2 (en) * | 2011-08-31 | 2015-06-16 | Knowles Electronics, Llc | High voltage multiplier for a microphone and method of manufacture |
KR101241588B1 (ko) | 2011-11-30 | 2013-03-11 | 이오스 재팬, 인코포레이티드 | 콘덴서 마이크로폰 |
KR101493510B1 (ko) * | 2014-01-03 | 2015-02-16 | 주식회사 비에스이 | 외부 회로와 연결되기 위한 단자가 두 개인 멤스 마이크로폰 |
KR101692255B1 (ko) | 2015-10-06 | 2017-01-04 | 서강대학교산학협력단 | 간섭계를 이용한 마이크로폰 |
DE102018203098B3 (de) * | 2018-03-01 | 2019-06-19 | Infineon Technologies Ag | MEMS-Sensor |
CZ201984A3 (cs) * | 2019-02-13 | 2020-04-01 | ÄŚeskĂ© vysokĂ© uÄŤenĂ technickĂ© v Praze | Miniaturní snímač akustického tlaku v kapalinách a plynech |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020125949A1 (en) * | 2001-03-09 | 2002-09-12 | Stenberg Lars J. | Electret condensor microphone preamplifier that is insensitive to leakage currents at the input |
US20040184632A1 (en) * | 2003-02-28 | 2004-09-23 | Minervini Anthony D. | Acoustic transducer module |
US6904155B2 (en) * | 2002-02-27 | 2005-06-07 | Star Micronics Co., Ltd. | Electret capacitor microphone |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7313455A (nl) * | 1973-10-01 | 1975-04-03 | Philips Nv | Mikrofoon met elektrostatische capsule. |
JPS57193198A (en) * | 1981-05-22 | 1982-11-27 | Toshiba Corp | Electrostatic microphone |
US6057737A (en) * | 1998-10-14 | 2000-05-02 | Pritchard; Eric K. | Non-linear asymmetrical audio amplifiers |
US7146016B2 (en) * | 2001-11-27 | 2006-12-05 | Center For National Research Initiatives | Miniature condenser microphone and fabrication method therefor |
-
2003
- 2003-12-04 KR KR10-2003-0087532A patent/KR100531716B1/ko not_active IP Right Cessation
-
2004
- 2004-05-19 EP EP04011880A patent/EP1538872A3/en not_active Withdrawn
- 2004-06-16 CN CN200410048150A patent/CN100581295C/zh not_active Expired - Fee Related
- 2004-06-16 JP JP2004177705A patent/JP3921210B2/ja not_active Expired - Fee Related
- 2004-06-24 SG SG200403913-7A patent/SG143047A1/en unknown
- 2004-11-10 US US10/985,609 patent/US7269268B2/en not_active Expired - Fee Related
- 2004-11-12 TW TW093134713A patent/TWI262033B/zh not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020125949A1 (en) * | 2001-03-09 | 2002-09-12 | Stenberg Lars J. | Electret condensor microphone preamplifier that is insensitive to leakage currents at the input |
US6904155B2 (en) * | 2002-02-27 | 2005-06-07 | Star Micronics Co., Ltd. | Electret capacitor microphone |
US20040184632A1 (en) * | 2003-02-28 | 2004-09-23 | Minervini Anthony D. | Acoustic transducer module |
Also Published As
Publication number | Publication date |
---|---|
TW200520587A (en) | 2005-06-16 |
US7269268B2 (en) | 2007-09-11 |
JP2005192181A (ja) | 2005-07-14 |
KR20050054192A (ko) | 2005-06-10 |
CN1625299A (zh) | 2005-06-08 |
TWI262033B (en) | 2006-09-11 |
EP1538872A2 (en) | 2005-06-08 |
JP3921210B2 (ja) | 2007-05-30 |
EP1538872A3 (en) | 2007-05-30 |
US20050123155A1 (en) | 2005-06-09 |
KR100531716B1 (ko) | 2005-11-30 |
CN100581295C (zh) | 2010-01-13 |
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