发明名称 |
Dual band resonator and dual band filter |
摘要 |
A signal input/output line 101 is used for input and output of a signal. A first resonating part 102 is connected to the signal input/output line 101 at one end and is opened at the other end. A second resonating part 103 is connected to a ground conductor 105 at one end and is opened at the other end. A connecting line 104 has a predetermined length and is connected to a point of connection between the signal input/output line 101 and the first resonating part 102 at one end and is connected to a predetermined point on the second resonating part 103 at the other end.
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申请公布号 |
EP1990863(A1) |
申请公布日期 |
2008.11.12 |
申请号 |
EP20080008556 |
申请日期 |
2008.05.07 |
申请人 |
NTT DOCOMO, INC. |
发明人 |
KOIZUMI, DAISUKE;SATOH, KEI;NARAHASHI, SHOICHI |
分类号 |
H01P1/203;H01P1/201;H01P7/08 |
主分类号 |
H01P1/203 |
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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