CN202197399U - 电容式麦克风装置 - Google Patents
电容式麦克风装置 Download PDFInfo
- Publication number
- CN202197399U CN202197399U CN2011203029041U CN201120302904U CN202197399U CN 202197399 U CN202197399 U CN 202197399U CN 2011203029041 U CN2011203029041 U CN 2011203029041U CN 201120302904 U CN201120302904 U CN 201120302904U CN 202197399 U CN202197399 U CN 202197399U
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- microphone device
- capacitive microphone
- signal processing
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 23
- 239000003990 capacitor Substances 0.000 claims description 21
- 230000005669 field effect Effects 0.000 claims description 20
- 230000035945 sensitivity Effects 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 6
- 238000001914 filtration Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 239000007795 chemical reaction product Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
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Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011203029041U CN202197399U (zh) | 2011-08-19 | 2011-08-19 | 电容式麦克风装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2011203029041U CN202197399U (zh) | 2011-08-19 | 2011-08-19 | 电容式麦克风装置 |
Publications (1)
Publication Number | Publication Date |
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CN202197399U true CN202197399U (zh) | 2012-04-18 |
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CN2011203029041U Expired - Lifetime CN202197399U (zh) | 2011-08-19 | 2011-08-19 | 电容式麦克风装置 |
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CN (1) | CN202197399U (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103052015A (zh) * | 2012-12-06 | 2013-04-17 | 山东共达电声股份有限公司 | 一种实现传声器灵敏度一致的方法及一种可调增益传声器 |
CN105764016A (zh) * | 2014-12-16 | 2016-07-13 | 中兴通讯股份有限公司 | 驻极体麦克风的阻抗匹配方法、装置和通讯设备 |
CN108737947A (zh) * | 2018-08-27 | 2018-11-02 | 湖南声仪测控科技有限责任公司 | 一种应用mems麦克风的声校准器 |
-
2011
- 2011-08-19 CN CN2011203029041U patent/CN202197399U/zh not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103052015A (zh) * | 2012-12-06 | 2013-04-17 | 山东共达电声股份有限公司 | 一种实现传声器灵敏度一致的方法及一种可调增益传声器 |
CN105764016A (zh) * | 2014-12-16 | 2016-07-13 | 中兴通讯股份有限公司 | 驻极体麦克风的阻抗匹配方法、装置和通讯设备 |
CN108737947A (zh) * | 2018-08-27 | 2018-11-02 | 湖南声仪测控科技有限责任公司 | 一种应用mems麦克风的声校准器 |
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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: 20120418 |
|
CX01 | Expiry of patent term |