Suzhou Delta Semiconductor Technology Co., Ltd

We often hear people talk about the screen, will mention full penetration / total reflection / semi penetration technology, then they are what is the specific technology, and what are the characteristics? This paper will introduce separately.

A, full penetration type screen -- no screen on the back reflector, light provided by the backlight.

Usually we see mobile phone and computer, is used for both the full penetration type screen, because the technology is already quite mature, to become the first choice for display manufacturers. Display Xinli manufacturing mobile phone also generally use the full penetration type.

Advantages: in the weak light, no light environment reading, with bright, colorful characteristics. Especially at night in the dark room, but also when the lighting lamp!

Disadvantages: outdoors under the sun, because the sun is too large to environmental light brightness, is a serious shortage of backlight brightness. Only by improving the brightness of the backlight, only rapid loss of electricity, but the effect is unsatisfactory.

Two, the reflection type screen -- screen on the back of a reflecting mirror, to provide light for the sun, light reading.

Compared to the classical is Xinli calculator, small screen does not require a backlight can be viewed in the sun or light.

In addition, before the letter Lee launched 5 inch 480*800 pixel "T501 e-book reader" also uses the reflection type screen, also known as: ink screen. Has the advantages of light weight, adjustable fonts size and other characteristics.