CN203747987U - 发声器 - Google Patents
发声器 Download PDFInfo
- Publication number
- CN203747987U CN203747987U CN201320828303.3U CN201320828303U CN203747987U CN 203747987 U CN203747987 U CN 203747987U CN 201320828303 U CN201320828303 U CN 201320828303U CN 203747987 U CN203747987 U CN 203747987U
- Authority
- CN
- China
- Prior art keywords
- magnet steel
- acoustical generator
- train wheel
- wheel bridge
- fixed part
- 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
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320828303.3U CN203747987U (zh) | 2013-12-13 | 2013-12-13 | 发声器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320828303.3U CN203747987U (zh) | 2013-12-13 | 2013-12-13 | 发声器 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203747987U true CN203747987U (zh) | 2014-07-30 |
Family
ID=51347734
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201320828303.3U Expired - Fee Related CN203747987U (zh) | 2013-12-13 | 2013-12-13 | 发声器 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203747987U (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016101723A1 (zh) * | 2014-12-25 | 2016-06-30 | 歌尔声学股份有限公司 | 微型扬声器 |
CN108322870A (zh) * | 2018-02-02 | 2018-07-24 | 瑞声科技(新加坡)有限公司 | 发声器件 |
-
2013
- 2013-12-13 CN CN201320828303.3U patent/CN203747987U/zh not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016101723A1 (zh) * | 2014-12-25 | 2016-06-30 | 歌尔声学股份有限公司 | 微型扬声器 |
US10123124B2 (en) | 2014-12-25 | 2018-11-06 | Goertek Inc. | Miniature loudspeaker |
CN108322870A (zh) * | 2018-02-02 | 2018-07-24 | 瑞声科技(新加坡)有限公司 | 发声器件 |
CN108322870B (zh) * | 2018-02-02 | 2021-01-29 | 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: 20170426 Address after: Singapore Ang Mo Kio 65 Street No. 10 techpoint Building 1 floor, No. 8 Co-patentee after: AAC MICROTECH (CHANGZHOU) Co.,Ltd. Patentee after: AAC TECHNOLOGIES Pte. Ltd. Address before: Wujin Nanxiashu town Jiangsu city Changzhou province 213167 Co-patentee before: AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) Co.,Ltd. Patentee before: AAC MICROTECH (CHANGZHOU) Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20181109 Address after: No. 8, 2 floor, 85 Cavendish Science Park Avenue, Singapore Patentee after: AAC TECHNOLOGIES Pte. Ltd. Address before: Singapore Ang Mo Kio 65 Street No. 10 techpoint Building 1 floor, No. 8 Co-patentee before: AAC MICROTECH (CHANGZHOU) Co.,Ltd. Patentee before: AAC TECHNOLOGIES Pte. 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: 20140730 Termination date: 20211213 |