CN203378034U - 发声装置 - Google Patents
发声装置 Download PDFInfo
- Publication number
- CN203378034U CN203378034U CN201320425841.8U CN201320425841U CN203378034U CN 203378034 U CN203378034 U CN 203378034U CN 201320425841 U CN201320425841 U CN 201320425841U CN 203378034 U CN203378034 U CN 203378034U
- Authority
- CN
- China
- Prior art keywords
- projection
- sound
- producing device
- upper cover
- vibrating diaphragm
- 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
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Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320425841.8U CN203378034U (zh) | 2013-07-17 | 2013-07-17 | 发声装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320425841.8U CN203378034U (zh) | 2013-07-17 | 2013-07-17 | 发声装置 |
Publications (1)
Publication Number | Publication Date |
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CN203378034U true CN203378034U (zh) | 2014-01-01 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201320425841.8U Expired - Fee Related CN203378034U (zh) | 2013-07-17 | 2013-07-17 | 发声装置 |
Country Status (1)
Country | Link |
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CN (1) | CN203378034U (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020119238A1 (zh) * | 2018-12-12 | 2020-06-18 | 瑞声声学科技(深圳)有限公司 | 扬声器 |
WO2020133489A1 (zh) * | 2018-12-29 | 2020-07-02 | 瑞声声学科技(深圳)有限公司 | 一种扬声器 |
-
2013
- 2013-07-17 CN CN201320425841.8U patent/CN203378034U/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020119238A1 (zh) * | 2018-12-12 | 2020-06-18 | 瑞声声学科技(深圳)有限公司 | 扬声器 |
WO2020133489A1 (zh) * | 2018-12-29 | 2020-07-02 | 瑞声声学科技(深圳)有限公司 | 一种扬声器 |
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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: 20170504 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: 20181112 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: 20140101 Termination date: 20210717 |