| 发明名称 |
Control device for antenna matching circuit |
| 摘要 |
A control device for an antenna matching circuit is configured to output an adjusting signal for changing impedance of an element in the antenna matching circuit based on change over time in signal power ratio of a reflected signal from the antenna matching circuit to an incident signal to the antenna matching circuit.
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| 申请公布号 |
US7277677(B2) |
申请公布日期 |
2007.10.02 |
| 申请号 |
US20040872459 |
申请日期 |
2004.06.22 |
| 申请人 |
FUJITSU LIMITED |
发明人 |
IDA ICHIROU;TAKADA JUN-ICHI;TODA TAKESHI;OISHI YASUYUKI |
| 分类号 |
H03H7/40;H04B1/44;H01Q23/00;H03H7/38;H04B1/04 |
主分类号 |
H03H7/40 |
| 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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