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EP1641070A1 Antenna 失效
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Antenna
摘要:
An antenna is provided wherein an antenna element is formed by a long conductor and formed with at least one folded back portion arranged substantially in parallel to a longitudinal direction of the antenna element, said antenna element being formed to resonate substantially in total length with one-fourth wave length of a second frequency band, and said folded back portion being formed to resonate substantially with three-fourth wave length of a second frequency band which is double that of the first frequency band.
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