DETAILED INFORMATION SEARCHING METHOD BY TRACING OF MEASURING VALUE IN OUTPUT OF GRAPH SCREEN

摘要

PURPOSE: A detailed information searching method by tracing of measuring value in output of graph screen is provided to conveniently use information and to give more detailed information to operator using statistical graph. CONSTITUTION: The information searching method comprises the steps of: collecting information to manage management system performance of optical transmission device from a mesh constituent element; storing collected information to database and managing information; inputting output condition of stored information; extracting minimum value, maximum value, and critical value of information; indicating a graph according to the output condition; selecting a line of graph by operator; generating a range point in the line of graph; outputting detailed information according to the range point and ending a procedure.