Grating edge coupler and method of forming same

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United States of America Patent

PATENT NO 9057844
APP PUB NO 20140304971A1
SERIAL NO

14022907

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Abstract

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An apparatus for optical coupling comprises a substrate, a first waveguide formed on the substrate and includes a grating structure directing light in a first direction, and a second waveguide formed on the first waveguide and including an angled portion directing the light in a second direction different from the first direction.

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Patent Owner(s)

  • INTERNATIONAL BUSINESS MACHINES CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Doany, Fuad E Katonah, US 52 1983
Libsch, Frank R White Plains, US 65 1212
Song, Jeonghwan White Plains, US 13 59

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