IP Library Patent Application 17649395
Patent Application
App. No. 17/649,395

Lighting Systems Including Photo-Luminescent Material

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Quick Facts
Patent No.
US None
App. No.
17/649,395
Abstract

Lighting systems and, in particular, lighting systems that include one or more LEDs and photo-luminescent material.

Claims (31)

1 . A lighting system, comprising:

a light emitting diode (LED) having a light emission surface to emit light in an emission direction, the light having a first wavelength, the LED including a phosphor material coating over the light emission surface to convert a portion of the light emitted by the LED to light having a second wavelength;

a waveguide material surrounding, in part, the light emission surface of the LED; and

a photo-luminescent material arranged within or on the waveguide material, wherein the photo-luminescent material is in an alignment with the emission direction to convert light having the first wavelength to a different wavelength and to convert light having the second wavelength to another different wavelength,

wherein the alignment causes the lighting system to emit light in the emission direction at each wavelength throughout a range of at least between about 450 nm and about 750 nm to mimic sunlight, and wherein the alignment causes a mixing of light emission wavelengths at each wavelength having intensities of at least about 20% of the peak light emission intensities, throughout the range of between about 450 nm and about 750 nm.

2 . The lighting system of claim 1 , wherein the LED is configured to emit the light having the first wavelength as being blue light and wherein the phosphor material coating is configured to convert a portion of the light emitted by the LED to light having the second wavelength as being yellow light.

3 . (canceled)

4 . The lighting system of claim 1 wherein the waveguide material encapsulates, in part, the LED so that the light emission surface of the LED is in contact with the waveguide material.

5 . (canceled)

6 . The lighting system of claim 1 wherein the waveguide material includes a silicone material.

7 . The lighting system of claim 1 , wherein the photo-luminescent material includes a plurality of different types of photo-luminescent materials arranged within or on the waveguide material.

8 . The lighting system of claim 7 , wherein the plurality of different types of photo-luminescent materials includes a quantum dot material, a phosphor material, an organic compound, or an inorganic compound.

9 . The lighting system of claim 1 , wherein the alignment causes the lighting system to emit light in the emission direction at each wavelength throughout a range of at least between about 400 nm and about 800 nm, and wherein the alignment causes the mixing of the light emission wavelengths at each wavelength to have intensities of at least about 20% of the peak light emission intensities, throughout the range of between about 400 nm and about 800 nm.

10 . The lighting system of claim 1 , wherein the waveguide material is contained, in part, within a reflector component.

11 . The lighting system of claim 10 , wherein the reflector component is cup-shaped.

12 . A lighting system, comprising:

a light emitting diode (LED) having a light emission surface to emit light in an emission direction, the light having a first wavelength, the LED including a phosphor material coating over the light emission surface to convert a portion of the light emitted by the LED to light having a second wavelength;

a waveguide material surrounding, in part, the light emission surface of the LED;

a photo-luminescent material arranged within or on the waveguide material, wherein the photo-luminescent material is in an alignment with the emission direction to convert light having the first wavelength to a different wavelength and to convert light having the second wavelength to another different wavelength; and

a reflector component containing the waveguide material and directing the light out of the lighting system.

13 . The lighting system of claim 12 , wherein the reflector component is cup-shaped.

14 . The lighting system of claim 12 , wherein the reflector component includes a silicone material.

15 . The lighting system of claim 12 , wherein the LED is configured to emit the light having the first wavelength as being blue light and wherein the phosphor material coating is configured to convert a portion of the light emitted by the LED to light having the second wavelength as being yellow light.

16 . The lighting system of claim 13 , further including a film over the cup-shaped reflector component, the film including a photo-luminescent material.

17 . The lighting system of claim 12 , wherein the waveguide material encapsulates, in part, the LED so that the light emission surface of the LED is in contact with the waveguide material.

18 . (canceled)

19 . The lighting system of claim 12 , wherein the waveguide material includes a silicone material.

20 . The lighting system of claim 12 , wherein the photo-luminescent material includes a plurality of different types of photo-luminescent materials arranged within or on the waveguide material.

21 . The lighting system of claim 20 , wherein the plurality of different types of photo-luminescent materials includes a quantum dot material, a phosphor material, an organic compound, or an inorganic compound.

22 . The lighting system of claim 12 , wherein the alignment causes the lighting system to emit light in the emission direction at each wavelength throughout a range of at least between about 400 nm and about 800 nm to mimic sunlight, and wherein the alignment causes the mixing of the light emission wavelengths at each wavelength to have intensities of at least about 20% of the peak light emission intensities, throughout the range of between about 400 nm and about 800 nm.

23 . The lighting system of claim 11 , further including a film over the cup-shaped reflector component, the film including a photo-luminescent material.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 21, 2022
From: ECOSENSE LIGHTING INC.
To: KORRUS, INC.
Reel/Frame 059352/0497 →