Patent ID: 11938339
Assignee: KORRUS, INC.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC A  H  Y | IPC A  H

Claim 0:
1. A backlight system comprising:
first, second, third, fourth, fifth and sixth LED strings, each LED string comprising one or more LEDs having an associated luminophoric medium;
said first, second, third, fourth, fifth and sixth LED strings being configured to emit blue, red and/or LRNE, short-blue-pumped cyan, long-blue-pumped cyan, yellow, and violet, respectively;
a controller for independently controlling said first, second, third, fourth, fifth and sixth LED strings in at least three modes, a first mode in which said second, fifth and sixth LED strings are powered to emit a relatively low EML light, a second mode in which said first, second, and fourth LED strings are powered to emit a relatively high EML light, and a third mode in which said first, second, and third LED strings are powered to emit a high fidelity light having an Ra of at least 90.