| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a fee calculating system capable of easily and quickly correcting a fee or the like when there is a change or correction of a fee structure, or a revision of fees. <P>SOLUTION: In the fee calculating system, data in a database of a host computer operating in an optional system is extracted, a usage fee for a used amount of energy is calculated by using the extracted data, and a calculation result is stored in the database of the host computer. The fee calculating system has a physical compatible layer extracting optional data in the database of the host computer operating in the optional system, creating a data list, and storing a calculation result in the database of the host computer, a control layer sending the data extracted to the data list to a calculation layer, and sending a calculation result acquired by the calculation layer to the physical compatible layer, and the calculation layer calculating the usage fee of the used amount of energy by using various types of information sent by the control layer. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
