| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent any overlapped operation from being imposed on a user even when the user prepays charge, or the reproduction of an image is delayed due to image reproduction side circumstances. <P>SOLUTION: This center side data processor 4 is connected through a communication line 3 to a device 3 which reproduces an image being the contents of a data file DF, and configured to store a data file. This center side data processor 4 is provided with a means for receiving the payment information of charge to reproduce the image of a data file from an image reproducing device and a means for controlling a timing to erase the stored data file according to the received charge payment information. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
