US Patent 7508558 Color printing
Patent 7508558 was granted and assigned to Xerox on March, 2009 by the United States Patent and Trademark Office.
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Patent Inventor Names
Meng Yao0
Trevor J. Snyder0
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Patent abstract
A method of processing cyan, magenta, and yellow color values C1, M1, Y1 including transforming the C1, M1, Y1 color values to cyan, magenta, and yellow color values C, M, Y in such a manner that each of C, M, Y is not greater than a predetermined maximum value VMAX; obtaining blue, cyan and magenta output color values B, Cout, Mout by setting B=0, Cout=C, and Mout=M; if the sum C+M is greater than VMAX, obtaining blue, cyan and magenta output color values B, Cout, Mout such that B+Cout+Mout=VMAX; and half-toning B, Cout, Mout and Y using a first threshold array A1 for B, Cout and Mout, and a second threshold array A2 for Y.
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US Patent 07508558 Color printing US Patent 7508558 Color printing
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Patent Number
075085580
Patent Number
75085580
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Current Assignee
Patent Jurisdiction
Patent Number
075085580
Date of Patent
March 24, 2009
0Patent Application Number
111327470
Date Filed
May 18, 2005
0Official Website
Patent Primary Examiner
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US Patent 07508558 Color printing
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07508558
Date of patent
March 24, 2009
Patent application number
11132747
Date Filed
May 18, 2005
Patent primary examiner
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