This paper studies the composed of computer multimedia conference system, emphasizing analyzed the function and relationship of management and controlsubsystem of Multimedia conference.
The system is composed of three subsystems, they are the signal monitor subsystem, the PLC (the Programmable Logical Controller) one and the host computercontrol ore.
该自动化系统分为信号监测、PLC(可编程逻辑控制器)控制、上位机控制三大部分。
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The measurement and controlsubsystem is a distributed embedded computer system constructed with a main control module and several equalization modules.