Even though they are all tablet PCs, they share many different features in the display effect and touch and control experiencing. Except for the performance of the hardware, it is the material and technology that determines the difference. Looking from the present Android 4.0 tablet PCs, IPS screen is widely used and being benefited from it, those tablet PCs are more famous than other PCs, cause it contains the characters of quick response, large seeable angle and true color re-backing.
However, having been considered the cost price, a lot of tablet PC get rid of this IPS screen and choose the cheap while with bad display effect ones, such as the TN board, MVA and G+G, and there are also some manufacturers use the Retina displayer.
Therefore, IPS is not the only one, if you want to understand the screen more; you need to start from the materials.
Looking from the Android 4.0 tablet， the material of the screen is very complicated, and for the following screens are the main subjects this time, the IPS, MVA, PVA, AISP, AFFS, FFS, TN, G+G G+P and Retina, etc. of which, IPS is the one.
IPS, which is short for In-Plane Switching, is the board technology that brought out by a Japanese company in 2001, which is also called as Super TFT. In fact, IPS is one of the TFT technologies, after experiencing three decades, the third technique shorten the distance of panel components and improve the mouth opened rate, thus to gain the higher and better clearance for the Android 4.0 tablet that adopts it.
However, until now, the best IPS screen was applied on iPad, which is the original IPS screen that we used to take about; anyway, the IPS screen that most of the tablet PCs adopted now are also belongs to the excellent materials.
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