Nowadays the mp4 player has become the common digital products. We can there are different kinds of HD mp4 and watch mp4 players on the market. Each high technology product will have a development process. As to mp4 players, apart from the decoding, the screen is people’s great concern. Whether the screen is of good quality or not has a direct bearing on people’s purchase.
TFT
There are new technologies applied in mp4 players to bright the items and promote the development of the industry. The traditional TFT screen has been the mainstream configuration of the mp4 for a long time. And until now it’s the favorable choice of most manufacturers as it’s competitive in price.
AMOLED
The AMOLED screen is still the super one on the market. Except for the COWON S9, seldom do the manufacturers choose it. A few years passed, only several manufacturers like iRiver and COWON use the AMOLED every now and then. It has something to do with the cost and technology.
LTPS
The LTPS has become the synonym for quality display screen in current field. The LTPS screen shows better performance in color display and power-consuming than TFT. Many manufacturers would like to choose the LTPS for hi-end products. All the LTPS screens on the market are from the TPO before. In current time, the Samsung LTPS screen is introduced to the market, too.
MVA
In fact, MVA is a kind of LCD panel. We know there are TN, PVA, IPS and MVA. TN is the cheapest one among them. PVA is developed by Samsung based on the MVA and the IPS is developed by the Hitachi. Both the PVA and MVA are widely applicable, but expensive. Fujitsu MVA is earliest wide-viewing angle LCD panel technology. It’s very excellent in response and color display.
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