I wanted to know why my LED lights weren't lasting as long as they were supposed to. The answer wasn't what I expected.

“Reading the claims of the ‘961 patent, the Federal Circuit noted that the claim language did not require the claimed reflective layers to be epitaxial.” On October 16, the U.S. Court of Appeals for ...

My home has numerous LED bulbs, be them in recessed fixtures, hanging fixtures, and standing lamps. So far two have failed. The first was a BR30 that cycled on an off with temperature, the second was ...

TESS, a Taiwanese manufacturing company, recently introduced a 7W LED bulb that, at 560 lumens, can serve as a replacement for a typical 500-lumen, 40W incandescent bulb (Figure 1). TESS has received ...

LED bulbs have become quite common these days (here's what LED stands for), and you'll find them in street lights, factories, offices, and even in your home. One peculiar thing you may have noticed ...

A recent discussion with Scott Brown of iWatt revealed some interesting facts about the design of IC drivers for consumer LED lighting. Although LED lifetime can reach about 20 years and the power ...

This is an LED bulb that fits into a recessed light fixture. It can become an annoying strobe light in your home. (Tim Carter) Analysis by Tim Carter Q: I feel like I’m going to have a seizure. I’ve ...

Few things betray a vehicle’s age as much as oxidized, peeling paint and yellowed, dulled headlights. While it’s possible to preserve the original paint through regular washing and periodic waxing and ...