Electrically-controllable 3d optical waveguide switch with phase change materials
AssigneeHRL Laboratories, LLC
InventorsJeong-Sun Moon, Ryan G. Quarfoth, Kangmu Lee
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Abstract
A vertical directional coupler or switch comprising a lower and an upper waveguide, integrated with an optical phase change material disposed between the lower and upper waveguides to control a directional of optical coupling between the lower and upper waveguides.
Claims18
An optical coupler or switch structure, comprising two waveguides disposed in different layers of the optical coupler or switch structure and including an optical phase change material disposed between the two waveguides to control an optical coupling between the two waveguides.
A vertical directional coupler or switch comprising a lower and an upper waveguide, integrated with an optical phase change material disposed between the lower and upper waveguides to control an optical coupling between the lower and upper waveguides.
Dependencies are inferred from the claim text.