CN202059572U - 一种驻极体电容式传声器 - Google Patents
一种驻极体电容式传声器 Download PDFInfo
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- CN202059572U CN202059572U CN2011201489036U CN201120148903U CN202059572U CN 202059572 U CN202059572 U CN 202059572U CN 2011201489036 U CN2011201489036 U CN 2011201489036U CN 201120148903 U CN201120148903 U CN 201120148903U CN 202059572 U CN202059572 U CN 202059572U
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CN2011201489036U CN202059572U (zh) | 2011-05-09 | 2011-05-09 | 一种驻极体电容式传声器 |
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CN2011201489036U CN202059572U (zh) | 2011-05-09 | 2011-05-09 | 一种驻极体电容式传声器 |
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CN202059572U true CN202059572U (zh) | 2011-11-30 |
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CN2011201489036U Expired - Fee Related CN202059572U (zh) | 2011-05-09 | 2011-05-09 | 一种驻极体电容式传声器 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103561373A (zh) * | 2013-09-27 | 2014-02-05 | 宁波鑫丰泰电器有限公司 | 一种前极式电容传声器 |
CN109997372A (zh) * | 2016-12-14 | 2019-07-09 | 华为技术有限公司 | 一种调整振膜振动平衡位置的方法和扬声器 |
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2011
- 2011-05-09 CN CN2011201489036U patent/CN202059572U/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103561373A (zh) * | 2013-09-27 | 2014-02-05 | 宁波鑫丰泰电器有限公司 | 一种前极式电容传声器 |
CN109997372A (zh) * | 2016-12-14 | 2019-07-09 | 华为技术有限公司 | 一种调整振膜振动平衡位置的方法和扬声器 |
CN109997372B (zh) * | 2016-12-14 | 2020-10-23 | 华为技术有限公司 | 一种调整振膜振动平衡位置的方法和扬声器 |
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Addressee: Shenzhen best technology Co., Ltd. Document name: Notification of Termination of Patent Right |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111130 Termination date: 20120509 |