发明名称 |
A radio apparatus with a planar antenna |
摘要 |
The invention relates to a method of changing an antenna pattern in a radio apparatus and a radio apparatus comprising a planar antenna structure with a first (102) and a second (104) plane. In the solution both planes (102, 104) are arranged to act as a radiator plane and as a ground plane and the apparatus comprises means (114,116) for interchanging the usages of the planes. <IMAGE> |
申请公布号 |
EP1453136(A1) |
申请公布日期 |
2004.09.01 |
申请号 |
EP20030100466 |
申请日期 |
2003.02.26 |
申请人 |
NOKIA CORPORATION |
发明人 |
MAARALA, MIKA;HAEGGMAN, ANTTI;KALLIOKOSKI, ARI;LILJA, ANTTI |
分类号 |
H01Q1/24;H01Q3/24;H01Q5/00;H01Q9/04 |
主分类号 |
H01Q1/24 |
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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