VEHICULAR DISPLAY ELEMENT COMPRISING HIGH DENSITY MINI-PIXEL LED ARRAY
A vehicular lighting system includes at least one light emitting diode chip mini-pixel that has (i) a multi-quantum well stack electrified by a p-type material, an n-type material, and a plurality of electrodes, (ii) a nano-pattern light extractor and (iii) a lateral light confinement distributed Bragg reflector mirror. The at least one light emitting diode chip mini-pixel emits light to illuminate an area exterior or interior of a vehicle equipped with the vehicular lighting system.
1 . A vehicular lighting system, the vehicular lighting system comprising:
at least one light emitting diode chip mini-pixel comprising:
a multi-quantum well stack electrified by a p-type material, an n-type material, and a plurality of electrodes;
a nano-pattern light extractor; and
a lateral light confinement distributed Bragg reflector (DBR) mirror; and
wherein the at least one light emitting diode chip mini-pixel emits light to illuminate an area exterior or interior of a vehicle equipped with the vehicular lighting system.
2 . The vehicular lighting system of claim 1 , wherein the lateral light confinement DBR mirror increases luminance and reduces side pump light leak to force light upward through a thin film phosphor layer.
3 . The vehicular lighting system of claim 1 , wherein the at least one light emitting diode chip mini-pixel further comprises a horizontal structure that comprises a triangle primitive enhanced with exterior light extractor prisms.
4 . The vehicular lighting system of claim 3 , wherein the multi-quantum well stack produces light that exits through the sides of the triangle primitive.
5 . The vehicular lighting system of claim 3 , wherein the at least one light emitting diode chip mini-pixel further comprises at least one exterior light extractor prism.
6 . The vehicular lighting system of claim 3 , wherein the triangle primitive is enhanced with at least one side light extractor prism.
7 . The vehicular lighting system of claim 3 , wherein light emitted in a downward direction by the multi-quantum well stack is recycled by a mirror recycler.
8 . The vehicular lighting system of claim 3 , wherein the triangle primitive further comprises a nano-roughened texture.
9 . The vehicular lighting system of claim 8 , wherein the nano-roughened texture comprises a hexagonal micro pattern.
10 . A vehicular lighting system, the vehicular lighting system comprising:
at least one light emitting diode chip mini-pixel comprising:
a multi-quantum well stack electrified by a p-type material, an n-type material, and a plurality of electrodes;
a nano-pattern light extractor; and
a lateral light confinement distributed Bragg reflector (DBR) mirror, wherein the lateral light confinement DBR mirror increases luminance and reduces side pump light leak to force light upward through a thin film phosphor layer;
wherein the at least one light emitting diode chip mini-pixel further comprises a horizontal structure that comprises a triangle primitive enhanced with exterior light extractor prisms; and
wherein the at least one light emitting diode chip mini-pixel emits light to illuminate an area exterior or interior of a vehicle equipped with the vehicular lighting system.
11 . The vehicular lighting system of claim 10 , wherein the multi-quantum well stack produces light that exits through the sides of the triangle primitive.
12 . The vehicular lighting system of claim 10 , wherein the at least one light emitting diode chip mini-pixel further comprises at least one exterior light extractor prism.
13 . The vehicular lighting system of claim 10 , wherein the triangle primitive is enhanced with at least one side light extractor prism.
14 . The vehicular lighting system of claim 10 , wherein light emitted in a downward direction by the multi-quantum well stack is recycled by a mirror recycler.
15 . The vehicular lighting system of claim 10 , wherein the triangle primitive further comprises a nano-roughened texture.
16 . A vehicular lighting system, the vehicular lighting system comprising:
at least one light emitting diode chip mini-pixel comprising:
a multi-quantum well stack electrified by a p-type material, an n-type material, and a plurality of electrodes;
a nano-pattern light extractor; and
a lateral light confinement distributed Bragg reflector (DBR) mirror;
wherein the at least one light emitting diode chip mini-pixel further comprises a horizontal structure that comprises a triangle primitive enhanced with exterior light extractor prisms;
wherein the triangle primitive is enhanced with at least one side light extractor prism;
wherein the multi-quantum well stack produces light that exits through the sides of the triangle primitive; and
wherein the at least one light emitting diode chip mini-pixel emits light to illuminate an area exterior or interior of a vehicle equipped with the vehicular lighting system.
17 . The vehicular lighting system of claim 16 , wherein the lateral light confinement DBR mirror increases luminance and reduces side pump light leak to force light upward through a thin film phosphor layer.
18 . The vehicular lighting system of claim 16 , wherein the at least one light emitting diode chip mini-pixel further comprises at least one exterior light extractor prism.
19 . The vehicular lighting system of claim 16 , wherein light emitted in a downward direction by the multi-quantum well stack is recycled by a mirror recycler.
20 . The vehicular lighting system of claim 16 , wherein the triangle primitive further comprises a nano-roughened texture.