| 摘要 |
PROBLEM TO BE SOLVED: To provide a file exchange device, a file exchange method, and a program for the file exchange method to be applied to mobile equipment such as a digital video camera and a digital still camera for preliminarily deciding whether or not file exchange can be completed, and for properly facilitating countermeasures to the congesting situations of a line. SOLUTION: This file exchange device is configured to predict the transmission band of a network and the required time of file transfer, and to decide a residual battery from the required time. COPYRIGHT: (C)2004,JPO
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