CN201403200Y - 硅电容麦克风 - Google Patents
硅电容麦克风 Download PDFInfo
- Publication number
- CN201403200Y CN201403200Y CN2009201359482U CN200920135948U CN201403200Y CN 201403200 Y CN201403200 Y CN 201403200Y CN 2009201359482 U CN2009201359482 U CN 2009201359482U CN 200920135948 U CN200920135948 U CN 200920135948U CN 201403200 Y CN201403200 Y CN 201403200Y
- Authority
- CN
- China
- Prior art keywords
- substrate
- base plate
- hole
- microphone
- capacitance
- 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 - Lifetime
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- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
- Micromachines (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009201359482U CN201403200Y (zh) | 2009-03-27 | 2009-03-27 | 硅电容麦克风 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009201359482U CN201403200Y (zh) | 2009-03-27 | 2009-03-27 | 硅电容麦克风 |
Publications (1)
Publication Number | Publication Date |
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CN201403200Y true CN201403200Y (zh) | 2010-02-10 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2009201359482U Expired - Lifetime CN201403200Y (zh) | 2009-03-27 | 2009-03-27 | 硅电容麦克风 |
Country Status (1)
Country | Link |
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CN (1) | CN201403200Y (zh) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102833659A (zh) * | 2012-08-25 | 2012-12-19 | 歌尔声学股份有限公司 | Mems麦克风及其制造方法 |
CN102932722A (zh) * | 2012-11-08 | 2013-02-13 | 山东共达电声股份有限公司 | Mems传声器 |
CN104080034A (zh) * | 2013-03-28 | 2014-10-01 | 美商楼氏电子有限公司 | 具有增大后腔的mems装置 |
CN105246013A (zh) * | 2014-07-11 | 2016-01-13 | 晶镁电子股份有限公司 | 麦克风装置 |
WO2017027242A1 (en) * | 2015-08-07 | 2017-02-16 | Knowles Electronics, Llc | Ingress protection for reducing particle infiltration into acoustic chamber of a mems microphone package |
CN106604189A (zh) * | 2016-11-30 | 2017-04-26 | 歌尔股份有限公司 | 一种mems麦克风 |
-
2009
- 2009-03-27 CN CN2009201359482U patent/CN201403200Y/zh not_active Expired - Lifetime
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102833659A (zh) * | 2012-08-25 | 2012-12-19 | 歌尔声学股份有限公司 | Mems麦克风及其制造方法 |
CN102932722A (zh) * | 2012-11-08 | 2013-02-13 | 山东共达电声股份有限公司 | Mems传声器 |
CN104080034A (zh) * | 2013-03-28 | 2014-10-01 | 美商楼氏电子有限公司 | 具有增大后腔的mems装置 |
CN105246013A (zh) * | 2014-07-11 | 2016-01-13 | 晶镁电子股份有限公司 | 麦克风装置 |
WO2017027242A1 (en) * | 2015-08-07 | 2017-02-16 | Knowles Electronics, Llc | Ingress protection for reducing particle infiltration into acoustic chamber of a mems microphone package |
US9794661B2 (en) | 2015-08-07 | 2017-10-17 | Knowles Electronics, Llc | Ingress protection for reducing particle infiltration into acoustic chamber of a MEMS microphone package |
US10154328B2 (en) | 2015-08-07 | 2018-12-11 | Knowles Electronics, Llc | Ingress protection for reducing particle infiltration into acoustic chamber of a MEMS microphone package |
CN106604189A (zh) * | 2016-11-30 | 2017-04-26 | 歌尔股份有限公司 | 一种mems麦克风 |
CN106604189B (zh) * | 2016-11-30 | 2019-12-13 | 歌尔股份有限公司 | 一种mems麦克风 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170525 Address after: Singapore Ang Mo Kio 65 Street No. 10 techpoint Building 1 floor, No. 8 Co-patentee after: AAC Acoustic Technologies (Changzhou) Co., Ltd. Patentee after: AAC Technologies (Singapore) Co., Ltd. Address before: Wujin Nanxiashu town Jiangsu city Changzhou province 213167 Co-patentee before: AAC Acoustic Technologies (Shenzhen) Co., Ltd. Patentee before: AAC Acoustic Technologies (Changzhou) Co., Ltd. |
|
TR01 | Transfer of patent right | ||
CX01 | Expiry of patent term |
Granted publication date: 20100210 |
|
CX01 | Expiry of patent term |