EBG structure and circuit board
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United States of America Patent
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Aug 18, 2015
Grant Date -
Jan 30, 2014
app pub date -
Jul 26, 2013
filing date -
Jul 27, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
An EBG (Electromagnetic Band Gap) structure according to an embodiment includes: an electrode that is made of a first conductor; a first insulating layer that is provided on the electrode; a patch unit that is provided in substantially parallel with the electrode on the first insulating layer, the patch unit including a first gap, the patch unit being made of a second conductor; a second insulating layer that is provided on the patch unit; a first via that is provided between the patch unit in the first insulating layer and the electrode and connected to the patch unit and the electrode; and a second via that is provided in the first and second insulating layers, the second via piercing the first gap and being connected to the electrode.
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