| 发明名称 |
Method and apparatus for reversible color conversion |
| 摘要 |
A method and apparatus for performing color conversion on image data provided as a plurality of vectors representing a datum of the image. The present invention provides a forward transform that performs reversible color conversion on the plurality of vectors, such that the transform is reversible in integer arithmetic with predictable precision.
|
| 申请公布号 |
US6044172(A) |
申请公布日期 |
2000.03.28 |
| 申请号 |
US19970996359 |
申请日期 |
1997.12.22 |
| 申请人 |
RICOH COMPANY LTD.;RICOH CORPORATION |
发明人 |
ALLEN, JAMES D. |
| 分类号 |
H04N1/60;G06T1/00;H04N1/41;H04N1/46;H04N1/64;(IPC1-7):G06K9/00;G03F3/08 |
主分类号 |
H04N1/60 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
