	US 11,812,528 B1
	Dim-to-warm lighting
Voravit Puvanakijjakorn, Port Washington, NY (US); Jonathan Ian Hoffman, Bay Shore, NY (US); and Bingzhu Yan, Guangdong Province (CN)
Assigned to Wangs Alliance Corporation, Port Washington, NY (US)
Filed by Wangs Alliance Corporation, Port Washington, NY (US)
Filed on Jun. 16, 2022, as Appl. No. 17/842,260.
Claims priority of provisional application 63/302,452, filed on Jan. 24, 2022.
Int. Cl. H05B 45/35 (2020.01); F21V 23/02 (2006.01); H05B 45/3577 (2020.01); H05B 45/28 (2020.01)

CPC H05B 45/3577 (2020.01) [F21V 23/023 (2013.01); H05B 45/28 (2020.01)]

16 Claims

1. Apparatus for lighting, the apparatus comprising:

a power supply;

a controller configured to:

receive power from the power supply;

receive a dimming signal generated external to the controller;

receive a user selection that includes a CCT partition set-point;

transmit to a light source lighting power that corresponds to:

the dimming signal; and

the CCT partition set-point;

wherein the light source includes:

a high correlated color temperature (“CCT”) LED; and

a low CCT LED; and

the CCT partition set-point corresponds to a selected value of a partition of power between the high CCT LED and the low CCT LED;

wherein:

the partition ranges from a high CCT partition to a low CCT partition;

the lighting power ranges from a high lighting power to a low lighting power; and

the controller includes a correlation between:

the lighting power; and

the partition.