CN201699963U - 电磁扬声器及其磁路系统 - Google Patents
电磁扬声器及其磁路系统 Download PDFInfo
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- CN201699963U CN201699963U CN2010202030850U CN201020203085U CN201699963U CN 201699963 U CN201699963 U CN 201699963U CN 2010202030850 U CN2010202030850 U CN 2010202030850U CN 201020203085 U CN201020203085 U CN 201020203085U CN 201699963 U CN201699963 U CN 201699963U
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- voice coil
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- magnet steel
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CN2010202030850U CN201699963U (zh) | 2010-05-25 | 2010-05-25 | 电磁扬声器及其磁路系统 |
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CN2010202030850U CN201699963U (zh) | 2010-05-25 | 2010-05-25 | 电磁扬声器及其磁路系统 |
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CN201699963U true CN201699963U (zh) | 2011-01-05 |
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CN2010202030850U Expired - Lifetime CN201699963U (zh) | 2010-05-25 | 2010-05-25 | 电磁扬声器及其磁路系统 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102065358A (zh) * | 2010-05-25 | 2011-05-18 | 瑞声声学科技(深圳)有限公司 | 电磁扬声器及其磁路系统 |
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2010
- 2010-05-25 CN CN2010202030850U patent/CN201699963U/zh not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102065358A (zh) * | 2010-05-25 | 2011-05-18 | 瑞声声学科技(深圳)有限公司 | 电磁扬声器及其磁路系统 |
CN102065358B (zh) * | 2010-05-25 | 2013-11-20 | 瑞声声学科技(深圳)有限公司 | 电磁扬声器及其磁路系统 |
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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 |
Effective date of registration: 20170606 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: 518057 Nanshan District province high tech Industrial Park, Shenzhen, North West New Road, No. 18 Co-patentee before: AAC Optoelectronic (Changzhou) Co., Ltd. Patentee before: AAC Acoustic Technologies (Shenzhen) Co., Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20181022 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. |
|
TR01 | Transfer of patent right | ||
CX01 | Expiry of patent term |
Granted publication date: 20110105 |
|
CX01 | Expiry of patent term |