This article presents an introduction on the characteristics of LED. It briefly describes the operating voltage area of LEDs, and the relationship of light output to LED current. LEDs are non-linear ...

Osram Opto Semiconductors has launched an LED with oval light-radiating characteristics for large-screen video walls, gas station price signs and digital road signs: the new surface-mountable Displix ...

Infrastructure projects like the Tokyo Gate Bridge are now turning to LED lighting because of its economical and environmental advantages. But these devices still need the right current-limiting ...

Light-emitting diodes (LEDs) are driving a shift toward energy-efficient illumination. Nonetheless, modifying the emission intensities, colors and directionalities of LEDs in specific ways remains a ...