发明名称 |
Method for reproducing color images which are distinguishable in a document having only two colors |
摘要 |
A method of processing information on color images wherein light rays produced by irradiating a color document are split into light rays of two different wavelengths. The two types of light rays obtained in this way are converted into more than four types of output signals which are developed in different colors in accordance with the volumes of light and/or the wavelengths.
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申请公布号 |
US4907078(A) |
申请公布日期 |
1990.03.06 |
申请号 |
US19880212151 |
申请日期 |
1988.06.13 |
申请人 |
RICOH COMPANY, LTD. |
发明人 |
HASEBE, MITSUO |
分类号 |
B41J2/525;G03G15/01;H04N1/46;H04N1/48;H04N1/60 |
主分类号 |
B41J2/525 |
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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