发明名称 |
Patch antenna device |
摘要 |
Provided is an in-vehicle patch antenna device which has a reduced size and multiple functions while improving performance. An in-vehicle patch antenna device includes a substrate (10), a ground conductor (20) provided on the substrate (10), an antenna element section (30) and a reporting circuit section (40). The antenna element section (30) has a feeding section (31) and is provided on a surface of the substrate (10) opposite to a surface on which the ground conductor (20) is provided. The reporting circuit section (40) is provided on the substrate (10) and connected around an area in a periphery of the antenna element section (30) at which current distribution is minimal other than the peripheral area thereof where the feeding section (31) is provided. |
申请公布号 |
US8692725(B2) |
申请公布日期 |
2014.04.08 |
申请号 |
US20080809466 |
申请日期 |
2008.12.19 |
申请人 |
ILNO SHINJI;WADA SEIICHI;TAIRA RYUICHI;HARADA INDUSTRY CO., LTD. |
发明人 |
ILNO SHINJI;WADA SEIICHI;TAIRA RYUICHI |
分类号 |
H01Q1/34;H01Q7/00;H01Q9/04 |
主分类号 |
H01Q1/34 |
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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