CN203608348U - 磁路系统及应用所述磁路系统的扬声器 - Google Patents
磁路系统及应用所述磁路系统的扬声器 Download PDFInfo
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- CN203608348U CN203608348U CN201320676595.3U CN201320676595U CN203608348U CN 203608348 U CN203608348 U CN 203608348U CN 201320676595 U CN201320676595 U CN 201320676595U CN 203608348 U CN203608348 U CN 203608348U
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- magnet steel
- circuit system
- magnetic circuit
- secondary magnet
- pole core
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
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Application Number | Priority Date | Filing Date | Title |
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CN201320676595.3U CN203608348U (zh) | 2013-10-29 | 2013-10-29 | 磁路系统及应用所述磁路系统的扬声器 |
US14/448,623 US9131293B2 (en) | 2013-10-29 | 2014-07-31 | Magnetic assembly for speaker |
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CN201320676595.3U CN203608348U (zh) | 2013-10-29 | 2013-10-29 | 磁路系统及应用所述磁路系统的扬声器 |
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CN203608348U true CN203608348U (zh) | 2014-05-21 |
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CN201320676595.3U Expired - Fee Related CN203608348U (zh) | 2013-10-29 | 2013-10-29 | 磁路系统及应用所述磁路系统的扬声器 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110099340A (zh) * | 2019-05-15 | 2019-08-06 | 瑞声声学科技(深圳)有限公司 | 扬声器 |
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2013
- 2013-10-29 CN CN201320676595.3U patent/CN203608348U/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110099340A (zh) * | 2019-05-15 | 2019-08-06 | 瑞声声学科技(深圳)有限公司 | 扬声器 |
CN110099340B (zh) * | 2019-05-15 | 2020-08-07 | 瑞声声学科技(深圳)有限公司 | 扬声器 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
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Effective date of registration: 20170505 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. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20181114 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. |
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TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140521 Termination date: 20211029 |
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CF01 | Termination of patent right due to non-payment of annual fee |