ANTENNA DEVICE
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United States of America Patent
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Issued Date -
Oct 22, 2015
app pub date -
Apr 27, 2015
filing date -
Apr 30, 2014
priority date (Note) -
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Abstract
A coil component is provided with a substrate; an antenna coil formed into a loop-shaped or spiral-shaped on the substrate; and first and second metallic layers disposed so as to overlap the antenna coil in a planar view and to form a slit sandwiched the first and second metallic layers. The slit overlaps with an inner diameter portion of the antenna coil . At least one of the first and second metallic layers is formed into a loop shape having an opening. The antenna coil overlaps with the opening of at least one of the first and second metallic layers in a planar view.
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