In a distributed system, a group of independent computers presents a unified whole to users, just like a system. The system has a variety of general physical and logical resources, which can dynamically allocate tasks, and the scattered physical and logical resources can exchange information through a computer network.

The remote video conference system is a multimedia communication technology that allows people in different places to achieve "real-time, visual, and interactive" through a certain transmission medium. It can distribute the static and dynamic images, voice, text, pictures and other information of characters to the terminal equipment of each user through various existing electrical communication transmission media, so that users who are geographically dispersed can gather together.