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 problem ...
High-brightness LED projectors can be a good option for all the movie-enthusiasts. They can place these portable devices at ...
National Semiconductor Corp. today introduced the industry’s first 2A red, green and blue (RGB) LED driver for portable projectors that drives three common anode RGB high-brightness LEDs sequentially ...
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