发明名称 |
Dynamic range changing method for digital photography system, involves preserving and compressing minimum and maximum contrast differences between different areas of original image, respectively |
摘要 |
The minimum contrast differences between different areas of an original image are preserved. The maximum contrast difference between different areas of original image are compressed respectively. An Independent claim is also included for accuracy improvement method of radiance information comparator. |
申请公布号 |
DE10051673(A1) |
申请公布日期 |
2001.08.09 |
申请号 |
DE2000151673 |
申请日期 |
2000.10.18 |
申请人 |
HEWLETT-PACKARD COMPANY (N.D.GES.D.STAATES DELAWARE), PALO ALTO |
发明人 |
SOBOL, ROBERT E. |
分类号 |
G06T5/00;H04N1/407;(IPC1-7):G06T5/00;H04N1/40;G06K15/02 |
主分类号 |
G06T5/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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