发明名称 |
ANTENNA AND RADIO DEVICE COMPRISING THE SAME |
摘要 |
<p>An inverted-F type antenna and a wireless device using the same. The antenna element comprises a grounding conductor plate and a conductor at least a part of which is generally spiral in shape and is disposed above the grounding conductor plate apart from the grounding conductor plate. A stub connects one end of the antenna element with the grounding conductor plate. A feeding point locates on the antenna element at a predetermined distance from one end of the antenna element and a feeder line electrically connects the feeding point with an external circuit. The antenna element is secured on the grounding conductor plate with a support member made of a dielectric material. <IMAGE></p> |
申请公布号 |
EP1291968(A1) |
申请公布日期 |
2003.03.12 |
申请号 |
EP20010936929 |
申请日期 |
2001.06.08 |
申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
发明人 |
OHARA, MASAHIRO;TAKAGI, NAOYUKI;INATSUGU, SUSUMU |
分类号 |
H01Q3/24;H01Q1/24;H01Q1/36;H01Q5/10;H01Q9/04;H01Q9/30;H01Q9/36;H01Q9/42;H01Q21/30;(IPC1-7):H01Q9/04 |
主分类号 |
H01Q3/24 |
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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