Patent ID: 9661715
Date: 2017-05-23
CPC Classifications: A61M,A61N,H01L,H05B

Claim:
1. An illuminated display device comprising: a display panel configured to display at least one of images or text; and a backlight arranged to illuminate the display panel, wherein the backlight comprises: a first LED component; a second LED component; and a timer or clock arranged to trigger switching between a first operating mode and a second operating mode; wherein in the first operating mode the first LED component and the second LED component generate combined emissions that (i) are within six MacAdam ellipses of a target correlated color temperature, and (ii) embody a first melatonin suppression milliwatt per hundred lumens value; and wherein in the second operating mode the first LED component and the second LED component generate combined emissions that (i) are within six MacAdam ellipses of the target correlated color temperature, and (ii) embody a second melatonin suppression milliwatt per hundred lumens value that is at least about 10 percent greater than the first melatonin suppression milliwatt per hundred lumens value.