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US 2019/0196123 A1Published application
Optical communications cables utilizing topological insulators as optical fiber cores
AssigneeAT&T Intellectual Property I, L.P.
InventorsTimothy Innes, David Spivey, Kevin Igoe
Life of this patent
Estimating the term…
Abstract
An optical core made from at least on topological insulator microfiber. A cryogenic cooling layer surrounds the optical core. An insulative layer surrounds the cryogenic cooling layer. In one embodiment, the insulative layer comprises a layer of photonic crystal material.
Claims23
A data transmission cable, comprising:
- an optical core made from at least one topological insulator microfiber;
- a cryogenic cooling layer surrounding the optical core;
- and
- an insulative layer comprising a plurality of photonic crystal beads surrounding the cryogenic cooling layer.
1 more element
(canceled)
(canceled)
A long-range data transmission cable, comprising:
- an optical core made from topological insulator microfiber;
- and
- at least one heat exchange layer surrounding the optical core to provide a cryogenic environment for the optical core, wherein the at least one heat exchange layer comprises an insulation layer including at least one photonic crystal bead.
(canceled)
Dependencies are inferred from the claim text.