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Printing method and system for converting color tones to lighter and darker values for printing with light and dark inks
Printing method and system for converting color tones to lighter and darker values for printing with light and dark inks
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机译:用于将色调转换为较浅和较深的值以使用浅色和深色墨水进行打印的打印方法和系统
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摘要
The present invention provides a printing method including: (A) converting a tone value indicating a tone of a certain color to a first light tone value indicating a tone of a light color using a predetermined number of tones, and a first dark tone value indicating a tone of a dark color using a predetermined number of tones; (B) converting the first light tone value to a second light tone value indicating a tone of the light color with a smaller number of tones than the predetermined number of tones, based on a table for the light color; (C) converting the first dark tone value to a second tone value indicating a tone of the dark color with a smaller number of tones than the predetermined number of tones, based on a table for the dark color other than the table for the light color; (D) ejecting a light ink based on the second light tone value to form a light dot in the light ink on a medium, ejecting a dark ink based on the second dark tone value to form a dark dot in the dark ink on the medium, and expressing a tone of the certain color on the medium with the light dot and the dark dot.
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