The control system shall have the following functions:


1. The screen image can be edited arbitrarily.


2. The display state of the screen should be controlled and memorized.


3. It should be able to make the required effect of the plan, and can be used for the effect.


4 and the related communication protocol shall be provided.

4.4.2 the control system can be composed of special image processing equipment, control computer hardware and software, and various data signal conversion devices.


4.4.3 the special image processing equipment shall have sufficient image splicing and signal processing capabilities, and shall adopt modular structure, and the signal source input interface shall meet the use requirements.


4.4.4 the access mode of computer signal shall be determined according to the requirements of compatibility and safety.


4.4.5 the software of control system shall be advanced and mature, with Chinese interface, and shall be able to run in the environment of human-computer interaction operating system.


4.4.6 the management software of control system shall have the following basic functions:


For the multi-user of TCP / IP protocol, the software should be operated in real time, with the function of password authority setting, and the multi-user hierarchical management should be realized.


2. It can realize signal source definition, scheduling and management, and can define, edit and call signal source window mode combination arbitrarily.


3. The signal source window can be zoomed and moved arbitrarily, and its brightness, contrast and chroma can be adjusted.


4. It can set, modify, access and switch on and off the equipment parameters.


5. It can manage the fault of each equipment, and should have the function of fault location and fault log.