The company is holding a conference, and the stage background is a 7.7*2.8 meter large LED screen. How big should the background screen be? Do you do it according to the screen size?

No, the screen must match the resolution of the LED. If the resolution is 600*400, then the screen must also be 600*400

Screen resolution refers to the screen display resolution. Screen resolution A setting that determines how much information is displayed on a computer screen, measured in horizontal and vertical pixels. When the screen resolution is low (for example, 640 x 480), fewer pixels are displayed on the screen, but the size is larger. When the screen resolution is high (for example, 1600 x 1200), more pixels are displayed on the screen, but the size is smaller.

Extended information:

Screen ratio 16:9

16:9 is mainly the ratio used by HD TVs. The commonly heard 720p and 1080p are both in this ratio. It is a screen format suitable for video viewing and office operations (accommodating two documents to be processed side by side) but has relatively poor game support (gradually getting more game support).

qHD (960 x 540) - qHD stands for Quarter High Definition, which is one quarter of FULL HD 1920×1080, and the resolution level is 960 x 540.

720p (1280x720) - 720P is a display format that reaches a resolution of 1280×720 under progressive scanning. It is the fusion of digital film imaging technology and computer technology.

WXGA(1366x768) - WXGA refers to 1366x768, the most common resolution for LCD TV panels.

1080p(1920x1080) - 1080p is commonly known as Full HD (Super HD by Sony). In the past, it could only be seen on TV (most computers use 1920x1200), but laptops with 1080p panels are beginning to appear. For example, the second-generation Acer gem phone claims that it can "fill the screen with images without leaving black borders."

QHD (2560 x 1440) - The full name of QHD is Quad High Definition, which is four times that of HD 1280 x 720, and the resolution level is 2560 x 1440. On 2013-08-22, LG released the world's first resolution A 5.5-inch screen with a resolution of 2560 x 1440 and a pixel density of 538ppi!

Compared with the more traditional 16:10 LCD monitor, 16:9 has incomparable advantages in playing high-definition movies. The flatter panel makes it more compatible with Full HD movie sources. The simplest manifestation is that the upper and lower black borders of the movie are reduced a lot. With the expansion of the left and right areas, the viewing area of ????HD movies is also close to 3 The viewing area is increased.

Judging from the products shipped by major computer manufacturers in 2011, 1366x768 and 1600x900 resolutions accounted for the vast majority, and 16:9 became the golden ratio that major manufacturers rushed to adopt. However, from the perspective of consumption From a consumer's perspective, because they are accustomed to the 16:10 ratio, there seems to be an adaptability problem to 16:9. Many consumers claim that 16:9 looks flat and small.

Baidu Encyclopedia-Screen Resolution