发明名称 METHOD TO IMPROVE PRINTING QUALITY OF GREY SCALES AND COLOUR FOR PRINTERS
摘要 <p>Method to improve the printing quality at reproduction of half-tone originals by means of printers of the type, in which a number of dots (7) are brought together in a cell (pixel) (8). A number of - minimum two - dots (7) form a cell (8) where each dot in the cell is controlled individually with respect to the size and/or the colour value. The dots form a pattern in each cell, which is variable with respect to the number of dots, the dot size and/or the dot colour value.</p>
申请公布号 WO1991004864(A1) 申请公布日期 1991.04.18
申请号 SE1990000640 申请日期 1990.10.04
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