Solid state lighting compositions and systems
AssigneeWake Forest University
InventorsDavid Loren Carroll, Manoj A. G. Namboothiry
Life of this patent
Estimating the term…
Abstract
The present invention relates to lighting technologies and, in particular, to solid state lighting technologies. In one embodiment, the present invention provides a lighting apparatus comprising a first electrode, a radiation transmissive second electrode, and a composite layer disposed between the first and second electrode, the composite layer comprising at least one electric field concentrator and at least one phosphor disposed in a radiation transmissive dielectric material.
Claims39
A lighting apparatus comprising:
- a first electrode;
- a radiation transmissive second electrode;
- and
- a composite layer disposed between the first electrode and the second electrode, the composite layer comprising a first layer comprising at least one electric field concentrator disposed in a first radiation transmissive dielectric material and second and third layers on either side of the first layer, the second layer comprising a plurality of phosphors disposed in a second radiation transmissive dielectric material and the third layer comprising a plurality of phosphors disposed in a third radiation transmissive dielectric material.
A lighting system comprising:
- at least one lighting apparatus;
- and
- at least one electrical circuit coupled to the at least one lighting apparatus, the lighting apparatus comprising a first electrode, a radiation transmissive second electrode, and a composite layer disposed between the first electrode and the second electrode, wherein the composite layer comprises a first layer comprising at least one electric field concentrator disposed in a first radiation transmissive dielectric material and second and third layers on either side of the first layer, the second layer comprising a plurality of phosphors disposed in a second radiation transmissive dielectric material and the third layer comprising a plurality of phosphors disposed in a third radiation transmissive dielectric material.
A method of producing a lighting apparatus comprising:
- providing a first electrode;
- providing a radiation transmissive second electrode;
- providing a composite layer;
- and
- disposing the composite layer between the first electrode and the second electrode, the composite layer comprising a first layer comprising at least one electric field concentrator disposed in a first radiation transmissive dielectric material and second and third layers on either side of the first layer, the second layer comprising a plurality of phosphors disposed in a second radiation transmissive dielectric material and the third layer comprising a plurality of phosphors disposed in a third radiation transmissive dielectric material.
A method of producing a lighting system comprising:
- providing at least one lighting apparatus;
- and
- coupling the at least one lighting apparatus to at least one electrical circuit, wherein the lighting apparatus comprises a first electrode, a radiation transmissive second electrode, and a composite layer disposed between the first electrode and the second electrode, the composite layer comprising a first layer comprising at least one electric field concentrator disposed in a first radiation transmissive dielectric material and second and third layers on either side of the first layer, the second layer comprising a plurality of phosphors disposed in a second radiation transmissive dielectric material and the third layer comprising a plurality of phosphors disposed in a third radiation transmissive dielectric material.
Dependencies are inferred from the claim text.