Italian lighting company Maxima has officially unveiled Rapida, a compact and powerful battery-first LED light with a claimed ...

Gallium-nitride-based light-emitting diode (LED) accelerated life tests were carried out over devices adopting two different packaging schemes (i.e., with plastic transparent encapsulation or with ...

This paper presents an AC-powered LED driver circuit that can drive multiple strings of LEDs with uniform brightness. The circuit basically has a two-stage topology in which the first-stage boost ...