Apparatus for calculating phone charge and control method thereof

The present invention relates to a charge processing device and a method for improving the performance of the calculation work free allowance in a mobile communication charge calculation system. Communication charge calculation device according to the present invention is the to the storage device that holds the customer product subscription information and the accumulated history, identifying the customer by the charging destination call charging data and identifies the available from the storage device to favor ethoxylated time the accounting object reading the customer product subscription information of the means for extracting the charging element and, by referring to the cumulative usage history in the storage device for the charging element, and means for processing the charging calculation, the charging calculation processing means uses the cumulative If the history does not have information for the charging element generates an initialization information using the billing component extraction means is read by the customer product subscription information and is characterized in that of including in the cumulative history.