METHODS, SYSTEMS, APPARATUSES, AND DEVICES FOR MIXING QUANTUM DOT LIGHTING
A digital content display includes a backlight that includes a violet-light emitting LED having an approximately 425 nm centered wavelength and a long-blue emitting LED having an approximately 470 nm centered wavelength, a spectrum conversion material adapted to receive light from at least one of the violet-light emitting LED and the long-blue emitting LED and converting at least a portion of received lights into green light with a half-max bandwidth of less than 30 nm, a green sub-pixel color filter, a red sub-pixel color filter and a blue sub-pixel color filter.
1 . A digital content display, comprising:
a backlight comprising a violet-light emitting LED having an approximately 425 nm centered wavelength and a long-blue emitting LED having an approximately 470 nm centered wavelength;
a spectrum conversion material adapted to receive light from at least one of the violet-light emitting LED and the long-blue emitting LED and converting at least a portion of received lights into green light with a half-max bandwidth of less than 30 nm;
a green sub-pixel color filter;
a red sub-pixel color filter; and
a blue sub-pixel color filter.
2 . The digital content display of claim 1 , wherein the spectrum conversion material comprises a quantum dot.
3 . The digital content display of claim 1 , wherein the spectrum conversion material comprises a phosphor.
4 . The digital content display of claim 3 , wherein the phosphor converts light from at least one of the violet-light emitting LED and the long-blue emitting LED into red light.
5 . The digital content display of claim 4 , wherein the red light is centered at a wavelength of approximately 645 nm.
6 . The digital content display of claim 1 , wherein the backlight is adapted to preferentially emit light from a single one of the violet-light emitting LED and the long blue emitting LED.
7 . The digital content display of claim 6 , wherein the preferential emission of light comprises a rapid alternating between light emitted from the violet-light emitting LED and the long blue emitting LED.
8 . The digital content display of claim 1 , wherein the backlight is adapted to preferentially emit a combined light comprising light from both violet-light emitting LED and the long blue emitting LED.
9 . A method, comprising:
emitting a light from a backlight comprising a violet-light emitting LED having an approximately 425 nm centered wavelength and a long-blue emitting LED having an approximately 470 nm centered wavelength;
receiving the light emitted from at least one of the violet-light emitting LED and the long-blue emitting LED;
converting at least a portion of received light into green light with a half-max bandwidth of less than 30 nm; and
filtering the converted light with a green sub-pixel color filter, a red sub-pixel color filter and a blue sub-pixel color filter.
10 . The method of claim 9 , wherein the converting the portion of received light comprises passing the portion of received light through a quantum dot.
11 . The method of claim 9 , wherein the converting the portion of received light comprises passing the portion of received light through a phosphor.
12 . The method of claim 11 , wherein the phosphor converts light from at least one of the violet-light emitting LED and the long-blue emitting LED into red light.
13 . The method of claim 12 , wherein the red light is centered at a wavelength of approximately 645 nm.
14 . The method of claim 9 , wherein the backlight is adapted to preferentially emit light from a single one of the violet-light emitting LED and the long blue emitting LED.
15 . The method of claim 14 , wherein the preferential emission of light comprises a rapid alternating between light emitted from the violet-light emitting LED and the long blue emitting LED.
16 . The method of claim 9 , wherein the backlight is adapted to preferentially emit a combined light comprising light from both violet-light emitting LED and the long blue emitting LED.
17 . A digital content display, comprising:
a backlight comprising a violet-light emitting LED having an approximately 425 nm centered wavelength and a long-blue emitting LED having an approximately 470 nm centered wavelength;
a green sub-pixel color filter adapted to receive light from the backlight the green sub-pixel filter having a center and peak wavelength of approximately 560 nm with an 80% relative maximum transmission (T MAX ) between a wavelength range of approximately 520-530 nm and 570-580 nm, a 50% relative T MAX between a wavelength range of approximately 510-520 nm and 575-585 nm, and a 10% relative T MAX between a wavelength range of approximately 475-485 nm and 605-615 nm, and a rejection stop band at wavelengths less than approximately 465 nm and greater than 625 nm;
a red sub-pixel color filter adapted to receive light from the backlight the red sub-pixel filter having a T MAX greater than 95% between a wavelength range of approximately 600-780 nm, an average transmission percentage (T AVE ) of greater than 90% between a wavelength range of approximately 600-750 nm, a relative T MAX of 80% between a wavelength range of approximately 595-605 nm, a relative T MAX of 50% between a wavelength range of approximately 575-585 nm, a relative T MAX of 10% between a wavelength range of approximately 565-577 nm and a rejection stop band at wavelengths less than approximately 565 nm; and
a blue sub-pixel color filter adapted to receive light from the backlight the blue sub-pixel filter having a T MAX greater than 95% between a wavelength range of approximately 380-460 nm, an average transmission percentage (T AVE ) of greater than 85% between a wavelength range of approximately 390-460 nm, a relative T MAX of 80% between a wavelength range of approximately 460-470 nm, a relative T MAX of 50% between a wavelength range of approximately 470-490 nm, a relative T MAX of 10% between a wavelength range of approximately 500-510 nm and a rejection stop band at wavelengths greater than approximately 515 nm.
18 . A digital content display, comprising:
a backlight comprising a violet-light emitting LED having an approximately 425 nm centered wavelength and a long-blue emitting LED having an approximately 470 nm centered wavelength;
a spectrum conversion material adapted to receive light from at least one of the violet-light emitting LED and the long-blue emitting LED and converting at least a portion of received lights into green light with a half-max bandwidth of less than 20 nm;
a green sub-pixel color filter adapted to receive and filter the converted light;
a red sub-pixel color filter adapted to receive and filter the converted light; and
a blue sub-pixel color filter adapted to receive and filter the converted light.