| 摘要 |
PURPOSE: A multiple writing control method of a LCD touch display is provided to prevent an error of coordinate recognition based on software processing which does not increase the number of sensor module when two or more people write at the same time. CONSTITUTION: A dividing mode of a blackboard is inputted(S10). A parting line is set corresponding to input(S20). Blackboard contents are independently recognized in an area divided by the parting line(S30). The recognized blackboard contents are displayed in the corresponding area(S40). The input is performed through at least one of a menu bar of the blackboard or a control button of a controller. [Reference numerals] (S10) Inputting a dividing mode; (S20) Setting a parting line; (S30) Recognizing writing in multiple areas; (S40) Displaying writing in a corresponding area
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