US 11,938,339 B2
Switchable bioactive lighting
Raghuram L. V. Petluri, Los Angeles, CA (US); Paul Kenneth Pickard, Los Angeles, CA (US); and Benjamin Harrison, Los Angeles, CA (US)
Assigned to KORRUS, INC., Los Angeles, CA (US)
Filed by KORRUS, INC., Los Angeles, CA (US)
Filed on Jan. 30, 2023, as Appl. No. 18/103,184.
Application 18/103,184 is a continuation of application No. 17/316,264, filed on May 10, 2021, abandoned.
Application 17/316,264 is a continuation of application No. PCT/US2019/060636, filed on Nov. 8, 2019.
Application PCT/US2019/060636 is a continuation in part of application No. 16/393,660, filed on Apr. 24, 2019, granted, now 10,805,998.
Application 16/393,660 is a continuation in part of application No. PCT/US2019/013380, filed on Jan. 11, 2019.
Application PCT/US2019/013380 is a continuation in part of application No. PCT/US2019/013359, filed on Jan. 11, 2019.
Application PCT/US2019/013359 is a continuation in part of application No. PCT/US2019/013379, filed on Jan. 11, 2019.
Application PCT/US2019/013379 is a continuation in part of application No. PCT/US2019/013356, filed on Jan. 11, 2019.
Claims priority of provisional application 62/757,664, filed on Nov. 8, 2018.
Claims priority of provisional application 62/757,672, filed on Nov. 8, 2018.
Claims priority of provisional application 62/758,411, filed on Nov. 9, 2018.
Claims priority of provisional application 62/758,447, filed on Nov. 9, 2018.
Claims priority of provisional application 62/885,162, filed on Aug. 9, 2019.
Prior Publication US 2023/0285771 A1, Sep. 14, 2023
Int. Cl. A61N 5/06 (2006.01); H05B 45/22 (2020.01); H05B 45/28 (2020.01); H05B 47/11 (2020.01); H05B 47/115 (2020.01)
CPC A61N 5/0618 (2013.01) [H05B 45/22 (2020.01); H05B 45/28 (2020.01); H05B 47/115 (2020.01); A61N 2005/0626 (2013.01); A61N 2005/0652 (2013.01)] 8 Claims
OG exemplary drawing
 
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.