| 摘要 |
PROBLEM TO BE SOLVED: To provide an antenna cover which reduces an influence on the antenna characteristics (directional characteristics and input reflection characteristics, etc., ) of an antenna element. SOLUTION: In the antenna cover for protecting the antenna element, the thickness of a part positioned near the concentration of an electric field is made thinner than the thickness of the other part. COPYRIGHT: (C)2008,JPO&INPIT
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