| 摘要 |
PROBLEM TO BE SOLVED: To provide an antenna device capable of selecting an orientation direction while using a teardrop-shaped antenna part. SOLUTION: This antenna device includes the teardrop-shaped antenna part supplied with power from an external power source, and a ground part capacitively coupled to the antenna part, and has a nonconductive region in a part of a surface of the antenna part. COPYRIGHT: (C)2010,JPO&INPIT
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