CN203775396U - 微型发声器 - Google Patents
微型发声器 Download PDFInfo
- Publication number
- CN203775396U CN203775396U CN201420017690.7U CN201420017690U CN203775396U CN 203775396 U CN203775396 U CN 203775396U CN 201420017690 U CN201420017690 U CN 201420017690U CN 203775396 U CN203775396 U CN 203775396U
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- CN
- China
- Prior art keywords
- basin frame
- magnetic circuit
- leak holes
- acoustic generator
- connecting wall
- 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 - Fee Related
Links
- 238000010295 mobile communication Methods 0.000 description 4
- 239000003292 glue Substances 0.000 description 3
- 238000010009 beating Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420017690.7U CN203775396U (zh) | 2014-01-13 | 2014-01-13 | 微型发声器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420017690.7U CN203775396U (zh) | 2014-01-13 | 2014-01-13 | 微型发声器 |
Publications (1)
Publication Number | Publication Date |
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CN203775396U true CN203775396U (zh) | 2014-08-13 |
Family
ID=51292536
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201420017690.7U Expired - Fee Related CN203775396U (zh) | 2014-01-13 | 2014-01-13 | 微型发声器 |
Country Status (1)
Country | Link |
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CN (1) | CN203775396U (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019205720A1 (zh) * | 2018-04-24 | 2019-10-31 | 歌尔股份有限公司 | 一种发声装置 |
CN111083610A (zh) * | 2019-12-13 | 2020-04-28 | 瑞声科技(新加坡)有限公司 | 发声器件 |
-
2014
- 2014-01-13 CN CN201420017690.7U patent/CN203775396U/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019205720A1 (zh) * | 2018-04-24 | 2019-10-31 | 歌尔股份有限公司 | 一种发声装置 |
CN111083610A (zh) * | 2019-12-13 | 2020-04-28 | 瑞声科技(新加坡)有限公司 | 发声器件 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170414 Address after: Singapore Ang Mo Kio 65 Street No. 10 techpoint Building 1 floor, No. 8 Co-patentee after: AAC Optoelectronic (Changzhou) Co., Ltd. Patentee after: AAC Technologies (Singapore) Co., Ltd. Address before: Wujin Nanxiashu town Jiangsu city Changzhou province 213167 Co-patentee before: AAC Acoustic Technologies (Shenzhen) Co., Ltd. Patentee before: AAC Optoelectronic (Changzhou) Co., Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20181127 Address after: No. 8, 2 floor, 85 Cavendish Science Park Avenue, Singapore Patentee after: AAC Technologies (Singapore) Co., Ltd. Address before: Singapore Ang Mo Kio 65 Street No. 10 techpoint Building 1 floor, No. 8 Co-patentee before: AAC Optoelectronic (Changzhou) Co., Ltd. Patentee before: AAC Technologies (Singapore) 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: 20140813 Termination date: 20210113 |