Brief introduction to the large screen display system
Liu Zai-tao · 2001
Large screen display system is an important part of earthquake disaster mitigation command. Its function is to provide convenience for the relevant leaders to find out the real situation of earthquake disaster and to make decision. This paper consists of three parts. The software and hardware constituting the large screen system, main function of each component and its principle, controlling software including use of pattern and test of signal are introduced respectively.