发明名称 Image correction apparatus and image correction method
摘要 An image correction apparatus and method enable correcting an image so that the image is always discernible and at least text can be read regardless of user settings. A correction range that increases the gray level and a correction range that decreases the gray level are calculated for each image to calculate the correction range suitable for the particular image.
申请公布号 US7773265(B2) 申请公布日期 2010.08.10
申请号 US20060559832 申请日期 2006.11.14
申请人 SEIKO EPSON CORPORATION 发明人 HATA KUMI;NAKAZAWA MASATOSHI;SAKAI ATSUSHI
分类号 H04N1/405 主分类号 H04N1/405
代理机构 代理人
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