| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a system for reducing block noise in which block noise appearing on a video image as the receiving environment worsens is made inconspicuous without imposing a strange feeling to a user. <P>SOLUTION: The system for reducing block noise comprises a means 11 for detecting the degree of deterioration of a video image based on a received video signal Sin, and a means 12 for correcting the filter coefficient of a block noise reducing filter 4 depending on the degree of deterioration of a video image detected by the detecting meas 11. <P>COPYRIGHT: (C)2004,JPO</p> |
