How to identify the type of LCD panel

- May 18, 2020-

As the core components of LCD TVs and LCD computer monitors, LCD screens play a vital role in LCD monitors. Taking TVs as an example, when buying TVs, there has always been a saying "choose TV and watch the screen first". In order to promote their own TVs, many merchants naturally made articles on the screen, which led to many TV promotions that are based on the original imported panels of who we are and so on. Then consumers have doubts, here we will teach you how to identify the LCD panel.


As for how to identify the LCD panel, there is actually no special technique. Friends who have a camera light up the TV screen and use macro alignment to take pictures. Friends without a camera can use magnifying glass to view the pixels of the TV screen. Next, we briefly introduce the pixel characteristics of several common LCD screens on the market, and identify the types of LCD panels by their characteristics.


Sharp LCD screen


The pixel structure of Sharp's production screen is very easy to recognize. The shape is a bit like a honeycomb mesh pixel structure. Each liquid crystal molecule is arranged in a radial fireworks towards the center electrode, and it is arranged in a rectangular straight line in the state of full white and bright screen display.


Samsung LCD


The pixel characteristics of Samsung's LCD screen are more obvious. Normally, the red, blue and green colors are arranged vertically and rectangularly. However, in some pictures with complicated colors, the pixel arrangement of “>” is sometimes displayed. The features are very obvious and easy to judge.


LG IPS screen


The pixel characteristics of LG's IPS screen are also quite obvious. In the non-full white or high-brightness state, the pixels are in the shape of "" or crescent, and they are arranged in a wavy shape from the top to the bottom. The identification method is to gently press the surface of the screen with your fingers and you will find that the screen has a high hardness and no water ripples.


AUO LCD screen


The pixel arrangement of the AUO LCD panel screen is a bit similar to that of Samsung, showing a vertical rectangular arrangement. The difference is that there are small patterns inside the pixels. And in complex color scenes, there will be no “>” like pixel arrangement.


Chimei LCD (Innolux)


The screen pixels of the Chimei LCD screen are similar to Samsung LCD screens, all of which are rectangular in shape. But there are obvious differences in arrangement. Chimei's LCD screen presents an irregular arrangement of pixels. There are no obvious rules for the arrangement of pixels in the panel. If the similar shape of the pixels in the TV screen is basically determined to be the LCD screen produced by Chimei.