发明名称 |
ANTENNA DEVICE AND COMMUNICATION EQUIPMENT USING THE DEVICE |
摘要 |
An antenna device,comprising a first antenna element having one end opened and the other end connected to a power supply part and a second antenna element having both ends opened and disposed on the outer peripheral surface of the first antenna element in insulated state,wherein the other end of the first antenna element is connected to the power supply part through a ring−shaped first conductor part. |
申请公布号 |
WO03028149(A1) |
申请公布日期 |
2003.04.03 |
申请号 |
WO2002JP09573 |
申请日期 |
2002.09.18 |
申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.;IGUCHI, AKIHIKO;SATOH, YUKI;FUKUSHIMA, SUSUMU |
发明人 |
IGUCHI, AKIHIKO;SATOH, YUKI;FUKUSHIMA, SUSUMU |
分类号 |
H01Q21/30;H01Q1/24;H01Q1/36;H01Q1/38;H01Q1/48;H01Q5/00;H01Q5/01;H01Q9/04;H01Q9/30;H01Q9/42;H01Q13/08;H04B1/38;H04M1/02;(IPC1-7):H01Q1/24 |
主分类号 |
H01Q21/30 |
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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