CN202231860U - 简约紧凑型驻极体麦克风 - Google Patents
简约紧凑型驻极体麦克风 Download PDFInfo
- Publication number
- CN202231860U CN202231860U CN2011203012303U CN201120301230U CN202231860U CN 202231860 U CN202231860 U CN 202231860U CN 2011203012303 U CN2011203012303 U CN 2011203012303U CN 201120301230 U CN201120301230 U CN 201120301230U CN 202231860 U CN202231860 U CN 202231860U
- Authority
- CN
- China
- Prior art keywords
- back pole
- pole plate
- electret microphone
- connection ring
- conduction connection
- 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)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011203012303U CN202231860U (zh) | 2011-08-18 | 2011-08-18 | 简约紧凑型驻极体麦克风 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011203012303U CN202231860U (zh) | 2011-08-18 | 2011-08-18 | 简约紧凑型驻极体麦克风 |
Publications (1)
Publication Number | Publication Date |
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CN202231860U true CN202231860U (zh) | 2012-05-23 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011203012303U Expired - Lifetime CN202231860U (zh) | 2011-08-18 | 2011-08-18 | 简约紧凑型驻极体麦克风 |
Country Status (1)
Country | Link |
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CN (1) | CN202231860U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102333272A (zh) * | 2011-08-18 | 2012-01-25 | 东莞泉声电子有限公司 | 简约紧凑型驻极体麦克风 |
-
2011
- 2011-08-18 CN CN2011203012303U patent/CN202231860U/zh not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102333272A (zh) * | 2011-08-18 | 2012-01-25 | 东莞泉声电子有限公司 | 简约紧凑型驻极体麦克风 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Simple and compact electret microphone Effective date of registration: 20180118 Granted publication date: 20120523 Pledgee: Kingston Technology Company, Inc. Pledgor: Dongguan Transound Electronics Co., Ltd. Registration number: 2018990000059 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20201224 Granted publication date: 20120523 Pledgee: Kingston Technology Corp. Pledgor: TRANSOUND ELECTRONICS Co.,Ltd. Registration number: 2018990000059 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
CX01 | Expiry of patent term |
Granted publication date: 20120523 |
|
CX01 | Expiry of patent term |