In the Samsung mobile phone repair parts market, Samsung replacement screens mainly include OLED, In-cell LCD and ordinary TFT LCD. OLED display effect is good, but the price is expensive, it is not suitable for Samsung's low-end mobile phone models as a replacement screen. As the top technology in LCD display panels, In-cell LCD has clear and delicate display effect, high user experience, and lower cost than OLED. It is currently the most cost-effective screen in the replacement screen market. TFT LCD occupies the market of Samsung's low-end models with its low price, but it has the shortcomings of hot screen and high power consumption.

 

 

1. Comparison of decomposition layers:

In-cell LCD has one less OCA bonding process than ordinary TFT LCD. In-cell LCD has a faster touch response speed and a higher product yield rate.

 

2. The external TP shows a grid:

The display screen has a grid under strong light is TFT LCD, and In-cell LCD has no grid lines.

 

3. Low angle side view：

ZY In-cell LCD adopts LTPS screen technology with large viewing angle.

 

4. Polarization test whether there is rainbow pattern：

Ordinary TFT LCD adopts externally mounted G+FF process. Due to the optical characteristics of the film material, rainbow-like stripes will appear under the sunglasses test.

 

5. Screen chin：

The ZY In-cell LCD screen adopts a full-screen structure with the original 1:1 size. The ordinary TFT LCD screen adopts a small glass splicing process, and the screen chin is wide.

 

6. Screen thickness：

In-cell LCD has less TP layer and OCA layer than ordinary TFT LCD, and the thickness is thinner. The In-cell LCD screen is thin and will not squeeze the cable after installation.

 

7. Power consumption：

TDDI In-cell technology has the characteristics of low power consumption, and the mobile phone has a long standby time. Ordinary TFT LCD screen has uneven backlight, high power consumption, and the screen body is easy to get hot, which shortens the life of the mobile phone.

 

8. Brightness：

ZY In-cell LCD adopts ESR high-definition brightening backlight material, and the screen brightness is high.

 

9. Weight：

In-cell LCD is lighter than TFT LCD.

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