发明名称 |
Antenna device |
摘要 |
The antenna is formed on a dielectric block (18) in an inverted-F configuration and is tuned by a variable capacitive element (16), e.g. a varactor diode. The varactor is connected to a radiating electrode (19) so that the varying capacitance value changes the resonant frequency of the antenna based on a received frequency using a DC bias voltage as a control signal. |
申请公布号 |
EP1471601(A1) |
申请公布日期 |
2004.10.27 |
申请号 |
EP20040008892 |
申请日期 |
2004.04.14 |
申请人 |
ALPS ELECTRIC CO., LTD. |
发明人 |
NAKAMURA, YUSUKE;SHIGIHARA, MAKOTO |
分类号 |
H01Q13/08;H01Q1/24;H01Q1/38;H01Q5/10;H01Q7/00;H01Q9/04;H01Q9/14 |
主分类号 |
H01Q13/08 |
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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