| 摘要 |
PROBLEM TO BE SOLVED: To increase the amount of image display data enabled to be stored into a predetermined memory. SOLUTION: A communication terminal comprises a acquiring means 9 of color numbers and pixel numbers from an image display data and a conversion means 10 converting to small volume image display data with subtracting the color numbers and the pixel numbers from the display data, at signal receiving, the terminal acquires those numbers from the display data, and when either of the numbers excesses a reference value, converts to the small volume data with subtracting those numbers from the display data to store the converted display data, so as to bring efficiency to a memory usage.
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