CN201860448U - 电容式传声器芯片 - Google Patents
电容式传声器芯片 Download PDFInfo
- Publication number
- CN201860448U CN201860448U CN2010202958826U CN201020295882U CN201860448U CN 201860448 U CN201860448 U CN 201860448U CN 2010202958826 U CN2010202958826 U CN 2010202958826U CN 201020295882 U CN201020295882 U CN 201020295882U CN 201860448 U CN201860448 U CN 201860448U
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- vibrating diaphragm
- backplane
- supporting layer
- microphone chip
- capacitance type
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- 239000000758 substrate Substances 0.000 claims abstract description 20
- 230000002787 reinforcement Effects 0.000 claims description 21
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 238000000605 extraction Methods 0.000 claims description 7
- 239000004020 conductor Substances 0.000 claims description 6
- 239000002131 composite material Substances 0.000 claims description 3
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 claims description 3
- 230000035945 sensitivity Effects 0.000 abstract description 12
- 230000003014 reinforcing effect Effects 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 6
- 239000012528 membrane Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
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- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Abstract
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Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2010202958826U CN201860448U (zh) | 2010-05-12 | 2010-08-18 | 电容式传声器芯片 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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CN201020187413.2 | 2010-05-12 | ||
CN201020187413 | 2010-05-12 | ||
CN2010202958826U CN201860448U (zh) | 2010-05-12 | 2010-08-18 | 电容式传声器芯片 |
Publications (1)
Publication Number | Publication Date |
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CN201860448U true CN201860448U (zh) | 2011-06-08 |
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CN2010202958826U Expired - Lifetime CN201860448U (zh) | 2010-05-12 | 2010-08-18 | 电容式传声器芯片 |
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CN (1) | CN201860448U (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102244832A (zh) * | 2010-05-12 | 2011-11-16 | 歌尔声学股份有限公司 | 电容式传声器芯片 |
CN104602173A (zh) * | 2013-10-30 | 2015-05-06 | 北京卓锐微技术有限公司 | 一种硅电容麦克风及其制备方法 |
CN111770423A (zh) * | 2020-06-24 | 2020-10-13 | 杭州士兰集昕微电子有限公司 | 微型麦克风及微型麦克风的制造方法 |
EP3691294A4 (en) * | 2017-09-28 | 2021-08-04 | Weifang Goertek Microelectronics Co., Ltd. | CONDENSER MICROPHONE AND ELECTRONIC DEVICE |
-
2010
- 2010-08-18 CN CN2010202958826U patent/CN201860448U/zh not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102244832A (zh) * | 2010-05-12 | 2011-11-16 | 歌尔声学股份有限公司 | 电容式传声器芯片 |
CN102244832B (zh) * | 2010-05-12 | 2014-07-09 | 歌尔声学股份有限公司 | 电容式传声器芯片 |
CN104602173A (zh) * | 2013-10-30 | 2015-05-06 | 北京卓锐微技术有限公司 | 一种硅电容麦克风及其制备方法 |
EP3691294A4 (en) * | 2017-09-28 | 2021-08-04 | Weifang Goertek Microelectronics Co., Ltd. | CONDENSER MICROPHONE AND ELECTRONIC DEVICE |
CN111770423A (zh) * | 2020-06-24 | 2020-10-13 | 杭州士兰集昕微电子有限公司 | 微型麦克风及微型麦克风的制造方法 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee after: Goertek Inc. Address before: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee before: Goertek Inc. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20200611 Address after: 266104 room 103, 396 Songling Road, Laoshan District, Qingdao, Shandong Province Patentee after: Goer Microelectronics Co.,Ltd. Address before: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee before: GOERTEK Inc. |
|
TR01 | Transfer of patent right | ||
CX01 | Expiry of patent term |
Granted publication date: 20110608 |
|
CX01 | Expiry of patent term |