CN202799130U - 扬声器 - Google Patents
扬声器 Download PDFInfo
- Publication number
- CN202799130U CN202799130U CN 201220428058 CN201220428058U CN202799130U CN 202799130 U CN202799130 U CN 202799130U CN 201220428058 CN201220428058 CN 201220428058 CN 201220428058 U CN201220428058 U CN 201220428058U CN 202799130 U CN202799130 U CN 202799130U
- Authority
- CN
- China
- Prior art keywords
- magnet portion
- loud speaker
- vibrating diaphragm
- magnet
- magnetic circuit
- 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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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
Description
Claims (6)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220428058 CN202799130U (zh) | 2012-08-27 | 2012-08-27 | 扬声器 |
US14/010,652 US20140056445A1 (en) | 2012-08-27 | 2013-08-27 | Micro-electroacoustic Device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220428058 CN202799130U (zh) | 2012-08-27 | 2012-08-27 | 扬声器 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202799130U true CN202799130U (zh) | 2013-03-13 |
Family
ID=47826296
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201220428058 Expired - Fee Related CN202799130U (zh) | 2012-08-27 | 2012-08-27 | 扬声器 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN202799130U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020258261A1 (zh) * | 2019-06-28 | 2020-12-30 | 瑞声声学科技(深圳)有限公司 | 一种扬声器 |
-
2012
- 2012-08-27 CN CN 201220428058 patent/CN202799130U/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020258261A1 (zh) * | 2019-06-28 | 2020-12-30 | 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: 20170519 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: 20181121 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: 20130313 Termination date: 20210827 |