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一、SMD(Surface Mounted Device)Led Display Screens: 1) SMD Led Displays working principle and appearance: ①Packaging structure: The red, green, and blue chips are packaged together in the same bracket to form a tiny, square dot, which is a complete full color pixel unit. ②Installation method: Surface mount technology is used, pads are prefabricated on the PCB […]

一、The difference between synchronous control and asynchronous control： ①Synchronous control: The screen content is synchronized with the computer monitor in real time. Whatever is displayed on the computer, the led screen will immediately display the same content, and it is equivalent to an extended monitor for the computer. ②Asynchronous control: The screen can operate independently

一、1920hz Led Displays: ①Standard refrsh rate is usually paired with a higher scanning mode, such as 64 scans. ② It offers a good user experience and meets most direct viewing needs, however a slight flicker maybe perceptible under certain lighting conditions or by individuals sensitive to flicker. ③Shooting results are phone to problems, such as