“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 ...

AC LED driver circuits are overly popular due to the advancement of High current white LEDs. We already made a Transformerless LED driver circuit previously, but in that circuit, we used a dedicated ...

Optronics International, an electronic control systems and LED lighting manufacturer, recently released its TLL75 Series LED flood beam work lights and STL13 Series 4-inch round LED stop, turn, tail ...

The typical household LED light bulb is advertised with a 25,000 hour lifespan, which would be more than 20 years at 3 or so hours of use per day. That sounds great, but it seems that a good number of ...

A LED light pipe is an optical fiber or a solid transparent plastic rod for transmitting light from an LED mounted on a printed circuit board (PCB) to the user interface. Light pipes transmit up to 80 ...

The quest for energy efficiency has led manufacturers to investigate ways of dimming all kinds of lighting technologies, including those that usually can’t be dimmed. Consider, for example, ...

I like to think that Valentine’s Day is not just about love but about celebrating our connections to others. It is also a fun holiday that kids really love. This Valentine’s Day circuit is a great way ...