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Virtual Pixel On LED Giant Screens

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So why do LED Giant Screens use the Virtual Pixel Technology? And what is it exactly? These are very common questions when you approach the LED Giant Screen industry for the first time. The answer might look obscure at first, but it is actually very simple once you understand a few basic principles.

The Virtual Pixel is a video-management feature that allows a 400% increase in image quality. Yes, 400%. So why LED giant screens manufacturers use it is pretty obvious: we use it to show better quality, realistic-looking images.

But why LED giant screen need to increase the image quality through a video-management feature in first place? It's pretty simple: despite of its huge size, a LED screen has usually many LESS pixel than the PC screen you are watching right now. How is that possible? Because on a LED screen, the distance between 2 pixels can be up to 30mm or even more.

As a result, on a normal PC screen, you can have 1024 x 768 physical pixels or more - while on a 4x3 meters LED giant  screen you could have 192 x 144 physical pixels! Big difference, uh? So how can we actually see anything on a LED screen with a resolution of only 192 x 144 (27.648 physical pixels in total)?

Easy! Thanks to the Virtual Pixel technology, we can double the number of pixels in lenght and the number of pixels in height: therefore we can increase the number of pixels perceived by the human eye, by 4 times! Therefore, the same screen with Vitual Pixel technology will have a perceived resolution of 384 x 288 pixels (or 110.592 pixels!). Ain't that beautiful?

Now you are probably asking how is that possible, but I dont want to fill you with too many information to handle all at once. Stay tuned as I'll explain clearly how the Virtual Pixel works on LED giant screens in the next posts.

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