摘要 |
PURPOSE: To attain the obtaining of the effective utilization of a storage device by effectively storing plural different kinds of data while making them coexist in the same storage device. CONSTITUTION: First data and second data are made to be stored by being made to coexist in the same storage device. In this case, the second data are divided into plural parts and respective parts are made to be separately stored in among plural first data. Then, stored data are read out in an address unit and the first data and parts of the second data are separated from the read data. Completed second data are reproduced by collecting separated respective parts of the second data. |