Flexible LED display having an optic optically coupled with an LED chip
View Patent ↗An LED display includes an LED chip configured to emit light about a focal axis. A circuit board is configured to selectively electrify the LED chip. The circuit board is elastically deformable. An optic is optically coupled with the LED chip and defines an optical axis. The optic is elastically deformable. The optical axis and the focal axis maintain a generally aligned position when the circuit board is positioned in a non-planar orientation.
1 . A vehicle LED display comprising:
a first LED flip chip configured to emit light about a first focal axis;
a second LED flip chip positioned adjacent to the first LED flip chip and configured to emit light about a second focal axis;
a circuit board configured to selectively electrify the first LED flip chip and the second LED flip chip, wherein the circuit board is elastically deformable and defines one or more score lines within an opposing surface from the first LED flip chip and the second LED flip chip;
a first optic optically coupled with the first LED flip chip and defining a first optical axis, wherein the first optic is elastically deformable, and wherein the first optical axis and the first focal axis maintain a generally aligned position when the circuit board is positioned in a non-planar orientation; and
a second optic optically coupled with the second LED flip chip and defining a second optical axis, wherein the second optic is elastically deformable, and wherein the second optical axis and the second focal axis maintain a generally aligned position when the circuit board is positioned in a non-planar orientation.
2 . The vehicle LED display of claim 1 , wherein a pitch between the first LED flip chip and the second LED flip chip is less than 1 millimeter (mm).
3 . The vehicle LED display of claim 1 , wherein the first LED flip chip and the second LED flip chip are configured to generate a contrast ratio of greater than or equal to 10,000:1.
4 . The vehicle LED display of claim 1 , wherein the first LED flip chip and the second LED flip chip are configured to generate a brightness of the display have a brightness of greater than or equal to 8,000 nits cd/m 2 .
5 . A vehicle LED display comprising:
a first LED chip configured to emit light about a first focal axis;
a circuit board configured to selectively electrify the first LED chip, wherein the circuit board is elastically deformable and defines one or more score lines within a surface thereof;
a first optic optically coupled with the first LED chip and defining a first optical axis, wherein the first optic is elastically deformable, and wherein the first optical axis and the first focal axis maintain a generally aligned position when the circuit board is positioned in a non-planar orientation;
a second LED chip positioned adjacent to the first LED chip and configured to emit light about a second focal axis, wherein the circuit board is further configured to selectively electrify the second LED chip; and
a second optic optically coupled with the second LED chip and defining a second optical axis, wherein the second optic is elastically deformable, and wherein the second optical axis and the second focal axis maintain a generally aligned position when the circuit board is positioned in a second non-planar orientation.
6 . The vehicle LED display of claim 5 , wherein the first LED chip and the second LED chip are configured to generate a contrast ratio of greater than or equal to 10,000:1.
7 . The vehicle LED display of claim 5 , wherein the first LED chip and the second LED chip are configured to generate a brightness of greater than or equal to 8,000 nits cd/m 2 .
8 . A vehicle LED display comprising:
a first LED chip configured to emit light about a first focal axis;
a circuit board configured to selectively electrify the first LED chip;
a first optic optically coupled with the first LED chip and defining a first optical axis, wherein the first optic is elastically deformable, and wherein the first optical axis and the first focal axis maintain a generally aligned position when the circuit board is positioned in a non-planar orientation;
a second LED chip positioned adjacent to the first LED chip and configured to emit light about a second focal axis, wherein the circuit board is further configured to selectively electrify the second LED chip; and
a second optic optically coupled with the second LED chip and defining a second optical axis, wherein the second optic is elastically deformable, and wherein the second optical axis and the second focal axis maintain a generally aligned position when the circuit board is positioned in a second non-planar orientation, wherein the first LED chip and the second LED chip are configured to generate a contrast ratio of greater than or equal to 10,000:1.
9 . The vehicle LED display of claim 8 , wherein the circuit board is elastically deformable and defines one or more score lines within a surface thereof.
10 . The vehicle LED display of claim 9 , wherein the first LED chip and the second LED chip are configured to generate a brightness of greater than or equal to 8,000 nits cd/m 2 .