CN101568055B - 硅基电容式麦克风 - Google Patents
硅基电容式麦克风 Download PDFInfo
- Publication number
- CN101568055B CN101568055B CN200910106511A CN200910106511A CN101568055B CN 101568055 B CN101568055 B CN 101568055B CN 200910106511 A CN200910106511 A CN 200910106511A CN 200910106511 A CN200910106511 A CN 200910106511A CN 101568055 B CN101568055 B CN 101568055B
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- CN
- China
- Prior art keywords
- main body
- substrate
- support arm
- silicone base
- base 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.)
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- 229920001296 polysiloxane Polymers 0.000 title claims abstract description 14
- 239000000758 substrate Substances 0.000 claims description 23
- 230000000295 complement effect Effects 0.000 claims description 3
- 235000019994 cava Nutrition 0.000 claims description 2
- 230000035945 sensitivity Effects 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- 230000000881 depressing effect Effects 0.000 abstract 1
- 230000002093 peripheral effect Effects 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 8
- 239000000377 silicon dioxide Substances 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
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- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910106511A CN101568055B (zh) | 2009-04-03 | 2009-04-03 | 硅基电容式麦克风 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910106511A CN101568055B (zh) | 2009-04-03 | 2009-04-03 | 硅基电容式麦克风 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101568055A CN101568055A (zh) | 2009-10-28 |
| CN101568055B true CN101568055B (zh) | 2012-10-10 |
Family
ID=41283963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910106511A Expired - Fee Related CN101568055B (zh) | 2009-04-03 | 2009-04-03 | 硅基电容式麦克风 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101568055B (zh) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101841758A (zh) * | 2010-03-08 | 2010-09-22 | 瑞声声学科技(深圳)有限公司 | 电容mems麦克风 |
| CN101841756A (zh) * | 2010-03-29 | 2010-09-22 | 瑞声声学科技(深圳)有限公司 | 振膜及应用该振膜的硅电容麦克风 |
| CN102014332A (zh) * | 2010-04-12 | 2011-04-13 | 瑞声声学科技(深圳)有限公司 | 电容mems麦克风 |
| US10491980B2 (en) | 2015-08-10 | 2019-11-26 | Knowles Electronics, Llc | Multiple MEMS motor apparatus with common vent |
| CN111918179B (zh) * | 2020-07-10 | 2021-07-09 | 瑞声科技(南京)有限公司 | 发声装置及具有其的电子设备 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101199234A (zh) * | 2005-05-16 | 2008-06-11 | 森斯费伯私人有限公司 | 硅麦克风 |
| CN101394687A (zh) * | 2008-10-28 | 2009-03-25 | 歌尔声学股份有限公司 | 硅电容麦克风 |
-
2009
- 2009-04-03 CN CN200910106511A patent/CN101568055B/zh not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101199234A (zh) * | 2005-05-16 | 2008-06-11 | 森斯费伯私人有限公司 | 硅麦克风 |
| CN101394687A (zh) * | 2008-10-28 | 2009-03-25 | 歌尔声学股份有限公司 | 硅电容麦克风 |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2002-325298A 2002.11.08 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101568055A (zh) | 2009-10-28 |
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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 | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170609 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 Pte. Ltd. Address before: 518057 Nanshan District province high tech Industrial Park, Shenzhen, North West New Road, No. 18 Co-patentee before: AAC Acoustic Technologies (Changzhou) Co.,Ltd. Patentee before: AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121010 |