Hybrid optical modulator for photonic integrated circuit devices
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United States of America Patent
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Jan 20, 2015
Grant Date -
Jun 26, 2014
app pub date -
Dec 21, 2012
filing date -
Dec 21, 2012
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Abstract
An apparatus comprising an optical modulator, wherein the optical modulator comprises a planar substrate, a first III-V semiconductor layer on the substrate, and a silicon layer on the substrate. The optical modulator includes a planar semiconductor optical waveguide having a hybrid optical core, the hybrid optical core including vertically adjacent lateral portions of the first III-V semiconductor layer and the silicon layer.
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