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US 9,871,338 B2Granted
Pump combiner for multi-clad fibers
AssigneenLIGHT, Inc.
InventorRaymond Kirk Price
Life of this patent
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Abstract
Disclosed herein is a fiber pump combiner, comprising, a multi-clad fiber comprising an outer cladding layer and an inner cladding layer, a plurality of tapered trenches formed in the inner cladding layer and a plurality of pump fibers, wherein the plurality of pump fibers are tapered and fused into corresponding ones of the plurality of tapered trenches.
Claims18
A fiber pump combiner, comprising:
- a multi-clad fiber comprising an outer cladding layer and an inner cladding layer;
- a plurality of tapered trenches formed in the inner cladding layer;
- and
- a plurality of pump fibers, wherein the plurality of pump fibers are tapered and fused into corresponding ones of the plurality of tapered trenches.
1 more element
A method for forming a pump fiber combiner, comprising:
- forming a trench in an inner cladding of a multi-clad fiber, wherein the trench is tapered;
- tapering the pump fiber to match the taper of the trench;
- disposing the pump fiber in the trench;
- and
- fusing the pump fiber to the multi-clad fiber in the trench.
2 more elements
Dependencies are inferred from the claim text.