Technology for creating an enhanced image from Sharp, the point of this technology is that the TV matrix has 3 main types of pixels
red
green
blue
3 has a pixel-type
red
green
blue
yellow
The use of 4 types of pixels (yellow) allows you to create a more realistic image, especially having physical and yellow colors in its color scheme. But it should be noted that information about the yellow color alone is not passed, and passed as a part of three primary colors.
Are 4-pixel screens more perfect?
There is no single answer to this question. It all depends on the quality of the matrices. Quite well show the matrix and with three pixels, if used high-quality materials for production.
