| 发明名称 |
IMAGE PROCESSING METHOD AND IMAGE DISPLAY DEVICE |
| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an image processing method and image display device capable of improving the contrast without losing the brilliance of an image. <P>SOLUTION: The image display device is provided with the image processing method and image processor, where the image processing method includes: a step 1 for calculating statistic of a luminance signal; a step 2 for performing luminance conversion processing to the luminance signal on the basis of the calculated statistic; a step 3 for calculating a ratio of an input luminance signal to the luminance signal subjected to the luminance conversion; and a step 4 for performing chromaticity conversion processing to a chromaticity signal in accordance with the calculated luminance ratio. <P>COPYRIGHT: (C)2007,JPO&INPIT |
| 申请公布号 |
JP2007115057(A) |
申请公布日期 |
2007.05.10 |
| 申请号 |
JP20050306302 |
申请日期 |
2005.10.20 |
| 申请人 |
SHARP CORP |
发明人 |
UENO SATOSHI;CHIYOU SHIYOUBOU;KONDO NAOKO |
| 分类号 |
G06T1/00;H04N1/46;H04N1/60 |
主分类号 |
G06T1/00 |
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