If you had an array of high power addressable LEDs, how would you project them onto a wall? Perhaps you’d use a Fresnel lens, or maybe an individual lens on the top of each. [Joo] faced this ...

LG’s MoodMate 3-in-1 projector launches with 120" screen projection, built-in mood lighting, and can acts as a Bluetooth speaker as well.

Follow ZDNET: Add us as a preferred source on Google. Even before the release of the iPhone, it was clear that the smartphone would become a convergence device that took over the function of a whole ...