Polymer-clad optical modulators
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United States of America Patent
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Nov 28, 2017
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app pub date -
May 7, 2014
filing date -
May 7, 2014
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Abstract
A polymer-clad optical modulator includes a substrate comprising an insulating material; a silicon microring on the substrate; silicon waveguides on the substrate adjacent the silicon microring; an electro-optic polymer covering the silicon microring and the silicon waveguide; and an electrical contact on top of the electro-optic polymer. The silicon microring or a portion of an adjacent silicon layer is lightly doped. A polymer-clad depletion type optical modulator and a polymer-clad carrier injection type optical modulator, each employing the lightly doped silicon microring or an adjacent lightly doped silicon layer, are also described.
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