| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a data processing apparatus for a display system which can reproduce as video a manner of changes in power information at a plurality of times in a specified past period. <P>SOLUTION: A display system 10 acquires power information at a site where power is managed, records the power information in association with time in a recording apparatus 20, generates power information change video data for reproducing power information change video representing a manner of changes in power information at a plurality of times in a specified past period according to the power information and time recorded in the recording apparatus 20, and outputs the power information change video data to a display apparatus 40 having a power information video display section 416 for reproducing the power information change video. <P>COPYRIGHT: (C)2012,JPO&INPIT |
