| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an image persistence preventive system and image persistence prevention method for a display screen capable of effectively preventing the image persistence of the display screen. <P>SOLUTION: An image signal for preventing the image persistence is formed by subjecting an input image signal to a blurring process and subjecting the same to a brightness and darkness reversing process for reversing the brightness and darkness of a luminance level. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
