Oberland_Lighting_2An illustration highlighting some of the possibilities of smart lighting: (from left to right) color shifting from blue to red to aid the transition to sleep, automatically set heating and cooling based on sensing the people in the room, tuning lights for optimum plant growth, transmitting data by light, two more instances of communicating with the heating and cooling system based on the occupants in the room, and using lights to detect a persons position, thereby sensing a potential emergency