Mode size converter for a planar waveguide
First Claim
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1. A method of forming a tapered waveguide, comprising:
- depositing a core layer over a substrate with a shadow mask; and
patterning the core layer to form a tapered waveguide.
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Abstract
A process for forming a mode size converter with an out-of-plane taper formed during deposition with a shadow mask is disclosed. Mode-size converters according to the present invention can have any number of configurations. Measured coupling efficiencies for waveguides with mode size converters according to the present invention show marked improvement.
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Citations
8 Claims
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1. A method of forming a tapered waveguide, comprising:
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depositing a core layer over a substrate with a shadow mask; and
patterning the core layer to form a tapered waveguide. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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Specification