with digital signage you can upload the following

Improve the contrast of the LED display: Contrast is one of the key factors that affect the visual effect. Generally speaking, the higher the contrast, the clearer and more vivid the image, and the brighter and brighter the color. High contrast is very helpful for image clarity, detail performance, and gray level performance. Increase the gray level of the LED display: the gray level of the LED display refers to the brightness level that can be distinguished from the darkest to the brightest of the single primary color brightness. The higher the gray level of the LED display, the richer the color , The color is brighter; on the contrary, the display color is single and the change is simple. The increase of the gray level can greatly increase the color depth, making the display level of the image color increase geometrically. Nowadays, many LED display manufacturers can set the gray scale of the display to 14bit~16bit, so that the image level can distinguish the details and the display effect is more delicate, vivid, and colorful. Narrowing the dot pitch of the LED display: narrowing the dot pitch of the LED display can greatly improve the clarity of the display screen, because the smaller the dot pitch, the higher the pixel density per unit area of ​​the LED display, and the more details that can be displayed More, the screen display is more delicate and lifelike. The combination of LED display and video processor: The LED video processor can use

With the progress of science and technology, LCD is more and more popular. However, the inherent and inevitable shortcomings of LCD have also been paid attention to. When it comes to LCD black spots, many people may not understand. Today, I will teach you how to look at black spots. I hope it can help you.   What is the dark spot of LCD? In fact, dark spot is more hidden than bright spot and bad spot, but its influence on use is far greater than bad spot. Sometimes on some screens, there will be some patches that are not very big. The black small class is as big as the soybean, and the big class may be as big as the thumb. Different from the bright and dark spots, the dark color system is only partially dark, which is not easy to find from the front, but only from the side.   The main reason for the formation of dark spots is that the external force has been squeezed for long time. We think that it is probably due to improper handling in the transportation process. LCD screens with black dots are usually hard to find on the front and more obvious on the side (just like the test perspective).We suggest that when you buy LCD, you should not only look at the bad points of the screen, but also look at the surface of the screen from multiple angles, and set the screen to white. If you find

Digital signage is a brand new media concept, which refers to public places where large shopping malls, supermarkets, hotel lobbies, restaurants, cinemas and others converge, and publish business, finance and entertainment through large-screen terminal display devices. Information multimedia professional audio-visual system. Its purpose is to broadcast advertising information to a specific group of people in a specific physical place and a specific time period, so that it has the effect of advertising. In foreign countries, some people put it alongside paper media, radio, television, and the Internet, calling it the “fifth media.” Overview With the continuous development of modern technology, the application of digital display technology will be everywhere. Digital signage relies on the integration of network and multimedia technologies to release and process information in the form of media, and interact with customer feedback in a timely manner. It has been widely used in finance, telecommunications, hospitals, stores, supermarkets, hotels, public places and other fields. The system adopts advanced design concepts and open interfaces, which can integrate a variety of applications. The digital signage system can count and record the playing time, number of times and playing range of multimedia content. It can also realize more powerful interactive functions while playing, which brings opportunities for the creation of new media. Features 1. Foolish program editing interface. Operators can use editing and publishing software to publish various text, icons, animations, videos, audio information and other digital information anytime, anywhere without special training, and integrate them into a “digital sign” for