CN203504745U - 一种阶梯型音圈及使用该音圈的发声器 - Google Patents
一种阶梯型音圈及使用该音圈的发声器 Download PDFInfo
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- CN203504745U CN203504745U CN201320564115.4U CN201320564115U CN203504745U CN 203504745 U CN203504745 U CN 203504745U CN 201320564115 U CN201320564115 U CN 201320564115U CN 203504745 U CN203504745 U CN 203504745U
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- voice coil
- coil loudspeaker
- loudspeaker voice
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CN201320564115.4U CN203504745U (zh) | 2013-09-12 | 2013-09-12 | 一种阶梯型音圈及使用该音圈的发声器 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107484086A (zh) * | 2017-07-28 | 2017-12-15 | 歌尔股份有限公司 | 音圈绕制方法及音圈及设有该音圈的发声器 |
CN108566596A (zh) * | 2018-04-18 | 2018-09-21 | 歌尔股份有限公司 | 音圈绕制方法及音圈、设有该音圈的发声器 |
CN110830890A (zh) * | 2019-11-11 | 2020-02-21 | 歌尔股份有限公司 | 音圈组件及扬声器 |
-
2013
- 2013-09-12 CN CN201320564115.4U patent/CN203504745U/zh not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107484086A (zh) * | 2017-07-28 | 2017-12-15 | 歌尔股份有限公司 | 音圈绕制方法及音圈及设有该音圈的发声器 |
CN107484086B (zh) * | 2017-07-28 | 2019-08-27 | 歌尔股份有限公司 | 音圈绕制方法及音圈及设有该音圈的发声器 |
CN108566596A (zh) * | 2018-04-18 | 2018-09-21 | 歌尔股份有限公司 | 音圈绕制方法及音圈、设有该音圈的发声器 |
CN110830890A (zh) * | 2019-11-11 | 2020-02-21 | 歌尔股份有限公司 | 音圈组件及扬声器 |
US11838735B2 (en) | 2019-11-11 | 2023-12-05 | Goertek Inc. | Voice coil assembly and loudspeaker |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: JIANGXI LIANCHUANG ELECTROACOUSTICS CO.,LTD. Assignor: JIANGXI LIANCHUANG HONGSHENG ELECTRONIC CO.,LTD. Contract record no.: 2014360000198 Denomination of utility model: Step-type voice coil and sounder employing voice coil Granted publication date: 20140326 License type: Exclusive License Record date: 20140715 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: 330000 Nanchang, Jiangxi high tech Development Zone, Jingdong Avenue, No. 1699 Patentee after: JIANGXI LIANCHUANG SOUND MACRO ELECTRONIC Co.,Ltd. Address before: 330000 Nanchang, Jiangxi high tech Development Zone, Jingdong Avenue, No. 1699 Patentee before: JIANGXI LIANCHUANG HONGSHENG ELECTRONIC CO.,LTD. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20140326 |