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US 11,635,568 B2Granted
Photonics light signal transmission
AssigneeThe Research Foundation for The State University of New York
InventorsDouglas Coolbaugh, Gerald L. Leake, Jr.
Life of this patent
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Abstract
There is set forth herein a photonics device. The photonics device can comprise a substrate, a conductive material formation, a dielectric stack, and a barrier layer. The photonics device can transmit a light signal.
Claims20
A photonics device, comprising:
- a substrate;
- a photonics structure on the substrate, the photonics structure having a light signal transmitting region;
- a conductive material formation on the substrate, the conductive material formation having an elevation thereof;
- a dielectric stack on the substrate;
- a barrier layer having a first portion that extends through the light signal transmitting region of the photonics structure and a second portion formed over the conductive material formation, wherein the first portion further formed over the dielectric stack, the barrier layer further including an exposed portion of the dielectric stack within the light signal transmitting region;
- and
- a cladding dielectric material layer over the barrier layer such that a portion of the layer of cladding dielectric material is formed over the exposed portion of the dielectric stack, the cladding dielectric material layer further having a top surface with a horizontal plane.
4 more elements
A photonics device, comprising:
- a substrate;
- a photonics structure on the substrate, the photonics structure having a light signal transmitting region;
- a conductive material formation on the substrate, the conductive material formation having an elevation thereof;
- a dielectric stack on the substrate;
- a barrier layer having a first portion that extends through the light signal transmitting region of the photonics structure and a second portion formed over the conductive material formation, wherein the first portion further formed over the dielectric stack, the barrier layer further including an exposed portion of the dielectric stack within the light signal transmitting region;
- a cladding dielectric material layer over the barrier layer such that a portion of the layer of cladding dielectric material is formed over the exposed portion of the dielectric stack, the cladding dielectric material layer further having a top surface with a horizontal plane;
- and
- a waveguide material layer on the cladding dielectric material layer, the waveguide material layer patterned to define a waveguide, and the waveguide material layer having a layer of planarized deposited oxide thereover.
5 more elements
A photonics device, comprising:
- a substrate;
- a light signal transmission means for transmitting a light signal, the light signal transmission means located on the substrate;
- a conductive means for conducting an electrical signal, the conductive means on the substrate;
- a dielectric stack on the substrate;
- a barrier layer having a first portion that extends through the light signal transmission means and a second portion formed over the conductive means, wherein the first portion further formed over the dielectric stack, the barrier layer further including an exposed portion of the dielectric stack within the light signal transmission means;
- and
- a cladding dielectric material layer over the barrier layer such that a portion of the layer of cladding dielectric material is formed over the exposed portion of the dielectric stack formed within the light signal transmission means.
4 more elements
Dependencies are inferred from the claim text.