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US 7,162,137 B2Granted
Optical fiber with nano-particle cladding
AssigneeERS Company
InventorsDov Ingman, Ephraim Suhir
Life of this patent
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Abstract
An optical fiber includes a core, and a cladding layer that has a plurality of nano-particles around the core.
Claims38
An optical fiber comprising:
- a core;
- and
- a thixotropic cladding layer including a plurality of hydrophilic nano-particles proximate the surface of the core, and a plurality of hydrophobic nano-particles around a layer of the hydrophilic nano-particles.
A method of manufacturing a fiber structure comprising the steps of:
- forming a fiber core;
- and
- coating the fiber core with a thixotropic cladding layer that includes hydrophilic nano-particles,
- wherein the inner layer includes metallic oxide nano-particles, and the outer layer includes silica nano-particles.
1 more element
A method of manufacturing a fiber structure comprising the steps of:
- forming a fiber core;
- and
- coating the fiber core with a thixotropic cladding layer that includes hydrophilic nano-particles,
- wherein the coating step includes the step of negatively charging the fiber core, positively charging the inner layer, and negatively charging the outer layer.
1 more element
An optical fiber comprising:
- a core;
- and
- a thixotropic cladding layer including a plurality of nano-particles around the core, wherein the cladding layer includes an inner layer comprised of hydrophilic metallic oxide nano-particles and outer layer comprised of hydrophobic silica nano-particles.
An optical fiber comprising:
- a core;
- and
- a thixotropic cladding layer including a plurality of hydrophobic and hydrophilic nano-particles around the core, wherein the cladding layer includes an inner layer comprised of molybdenum disulfide nano-particles and an outer layer comprised of Teflon.
A method of manufacturing a fiber structure comprising the steps of:
- forming a fiber core;
- and
- coating a fiber core with a cladding layer that contains nano-particles, comprising the steps of:
- forming an inner layer and an outer layer of nano-particles having dissimilar hydrophobicity;
- and
- negatively charging the fiber core, positively charging the inner layer, and negatively charging the outer layer.
3 more elements
A method of manufacturing a fiber structure comprising the steps of:
- forming a fiber core;
- and
- coating a fiber core with a thixotropic cladding layer that includes nano-particles;
- wherein the coating step forms an inner layer and an outer layer of hydrophilic and hydrophobic nano-particles, respectively.
1 more element
An optical fiber comprising:
- a core;
- and
- a thixotropic cladding layer around the core and having hydrophobic and hydrophilic nano-particles,
- wherein the cladding layer has an inner region adjacent to the core and an outer region around the inner region;
- and the inner region comprises the hydrophilic nano-particles and the outer region comprises the hydrophobic nano-particles.
2 more elements
An optical fiber comprising:
- a core;
- a thixotropic cladding layer around the core, the cladding layer comprising a plurality of hydrophilic nano-particles forming an inner region of the cladding layer proximate the surface of the core;
- and
- a plurality of hydrophobic nano-particles forming an outer region of the cladding layer.
1 more element
Dependencies are inferred from the claim text.