Layman’s RGB LED module is an ultra-simple project realized without any microcontrollers. An RGB LED can be driven with a cmos presettable up/down counter. This is accomplished by connecting the three ...

This article describes simple constant current driver module with fast PWM input that can be used for driving medium and high power LEDs. The module uses an integrated constant-current output, DC-DC ...

Newly developed high-output LED modules are based on perfect synergy between solid-state physics and optics. To use the light emitted by the LED chip as fully as possible, a special optic for the ...

At CES 2012, Sony unveiled its first Crystal LED display, a 55-inch prototype that looked to offer many of the advantages of OLED, without the downsides. It made the technology available to (extremely ...

Scientists from the Korea Institute of Energy Research (KIER) have developed a grid-type light-emitting diode (LED) display with reflective walls that can be used in combination with ...