Beam steering device including P-N junction layer
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United States of America Patent
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Mar 19, 2019
Grant Date -
Jan 25, 2018
app pub date -
Jul 21, 2017
filing date -
Jul 21, 2016
priority date (Note) -
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Abstract
A beam steering device is provided including a p-n junction layer disposed on a reflective electrode layer, wherein a refractive index of the p-n junction layer is variable according to a voltage applied to the reflective electrode layer; a nanoantenna layer including a plurality of components disposed on the p-n junction layer; and a common electrode electrically connected to each of the plurality of components of the nanoantenna. The p-n junction layer may include a p-doped layer and an n-doped layer.
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