CN202135318U - 电容式麦克风装置 - Google Patents
电容式麦克风装置 Download PDFInfo
- Publication number
- CN202135318U CN202135318U CN201120223821U CN201120223821U CN202135318U CN 202135318 U CN202135318 U CN 202135318U CN 201120223821 U CN201120223821 U CN 201120223821U CN 201120223821 U CN201120223821 U CN 201120223821U CN 202135318 U CN202135318 U CN 202135318U
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- Prior art keywords
- microphone device
- signal
- capacitive microphone
- signal processing
- pass filter
- 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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- 238000006243 chemical reaction Methods 0.000 claims description 31
- 230000005669 field effect Effects 0.000 claims description 16
- 239000003990 capacitor Substances 0.000 abstract description 8
- 238000001914 filtration Methods 0.000 abstract description 5
- 230000005236 sound signal Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 238000009432 framing Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201120223821U CN202135318U (zh) | 2011-06-29 | 2011-06-29 | 电容式麦克风装置 |
Applications Claiming Priority (1)
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CN201120223821U CN202135318U (zh) | 2011-06-29 | 2011-06-29 | 电容式麦克风装置 |
Publications (1)
Publication Number | Publication Date |
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CN202135318U true CN202135318U (zh) | 2012-02-01 |
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CN201120223821U Expired - Lifetime CN202135318U (zh) | 2011-06-29 | 2011-06-29 | 电容式麦克风装置 |
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CN (1) | CN202135318U (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103763663A (zh) * | 2014-02-18 | 2014-04-30 | 山东共达电声股份有限公司 | 一种传声器及电子设备 |
WO2014107843A1 (en) * | 2013-01-08 | 2014-07-17 | Zhihao Yang | Condenser microphone and its impedance converter |
-
2011
- 2011-06-29 CN CN201120223821U patent/CN202135318U/zh not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014107843A1 (en) * | 2013-01-08 | 2014-07-17 | Zhihao Yang | Condenser microphone and its impedance converter |
CN104685904A (zh) * | 2013-01-08 | 2015-06-03 | 陈冰丽 | 电容式麦克风及其阻抗变换器 |
CN104685904B (zh) * | 2013-01-08 | 2017-10-03 | 广东得胜电子有限公司 | 电容式麦克风及其阻抗变换器 |
CN103763663A (zh) * | 2014-02-18 | 2014-04-30 | 山东共达电声股份有限公司 | 一种传声器及电子设备 |
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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: 20200608 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: 20120201 |
|
CX01 | Expiry of patent term |