发明名称 |
Electronic circuit for contactless tag, and contactless tag |
摘要 |
An electronic circuit for a contactless tag includes a rectification circuit that rectifies an induced electromotive force caused by bringing an antenna coil into close proximity to a reader/writer to generate a rectified voltage and a secondary battery. A charging/discharging circuit is provided that charges according to the rectified voltage and discharges the secondary battery.
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申请公布号 |
US7142117(B2) |
申请公布日期 |
2006.11.28 |
申请号 |
US20040811790 |
申请日期 |
2004.03.29 |
申请人 |
SEIKO EPSON CORPORATION |
发明人 |
WATANABE SHINICHIRO |
分类号 |
G08B13/14;G06K19/07;H04B5/02 |
主分类号 |
G08B13/14 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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