CN203086713U - 一种耳机接口电路 - Google Patents
一种耳机接口电路 Download PDFInfo
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- CN203086713U CN203086713U CN 201220748678 CN201220748678U CN203086713U CN 203086713 U CN203086713 U CN 203086713U CN 201220748678 CN201220748678 CN 201220748678 CN 201220748678 U CN201220748678 U CN 201220748678U CN 203086713 U CN203086713 U CN 203086713U
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- earphone
- semiconductor
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- interface circuit
- capacitor
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CN 201220748678 CN203086713U (zh) | 2012-12-29 | 2012-12-29 | 一种耳机接口电路 |
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CN 201220748678 CN203086713U (zh) | 2012-12-29 | 2012-12-29 | 一种耳机接口电路 |
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CN203086713U true CN203086713U (zh) | 2013-07-24 |
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CN 201220748678 Expired - Fee Related CN203086713U (zh) | 2012-12-29 | 2012-12-29 | 一种耳机接口电路 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103974171A (zh) * | 2014-05-28 | 2014-08-06 | 上海贝岭股份有限公司 | ***音消除电路 |
CN104869512A (zh) * | 2015-05-28 | 2015-08-26 | 盛耀无线通讯科技(北京)有限公司 | 一种抑制耳机插拔杂音电路 |
-
2012
- 2012-12-29 CN CN 201220748678 patent/CN203086713U/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103974171A (zh) * | 2014-05-28 | 2014-08-06 | 上海贝岭股份有限公司 | ***音消除电路 |
CN103974171B (zh) * | 2014-05-28 | 2017-03-15 | 上海贝岭股份有限公司 | ***音消除电路 |
CN104869512A (zh) * | 2015-05-28 | 2015-08-26 | 盛耀无线通讯科技(北京)有限公司 | 一种抑制耳机插拔杂音电路 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20181019 Address after: 300000 Tianjin city free trade pilot area (Airport Economic Zone) west three road 158 financial center 4 Building 1 unit 602-3 Patentee after: DATANG TERMINAL TECHNOLOGY CO., LTD. Address before: 100191 room 816, Gao de building, 10 Garden East Road, Haidian District, Beijing. Patentee before: Sheng Yao wireless communication technology (Beijing) Co., Ltd. |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130724 Termination date: 20191229 |
|
CF01 | Termination of patent right due to non-payment of annual fee |