| 摘要 |
An inverted-F antenna comprises a first plane; a second plane connecting to the first plane and having a gap; a third plane connecting to the second plane on an opposite side of the first plane; a fourth plane connecting to the third plane and having a distance from the first plane on an opposite side of the second plane; and a pillar connecting to a margin of the four plane and projecting to the gap of the second plane for forming the inverted-F antenna.
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