Israeli start-up uses infrared transmitters to power in-store digital signs without wires (Invidis)
by Florian Rotberg. Wi-Charge works simply – IR transmitters are integrated into the store ceiling like lights or clipped into existing light rails. Small 5-7″ shelf edge displays (soon also 10″) receive the necessary energy 24/7 via IR sensors, which is then stored in the integrated battery pack. […]
Wed, Mar 27 at 11:52 AM