Patent ID: 8045242
Filing Date: 2011-10-25
Classification: H04N

Abstract:
1. A color conversion apparatus comprising: an original data analyzing unit configured to analyze an inputted original data, and to extract background color information and color information of a character and line drawing object; a background color changing unit configured to increase lightness of a background color of the inputted original data on the basis of the background color information acquired from the original data analyzing unit and change to a background color for printing; and a character and line drawing color correcting unit configured to change lightness in a way that increases the lightness difference between the background color for printing and a character and line drawing color on the background color of the inputted original data and thus change the color information of the character and line drawing on the background color of the inputted original data to a character and line drawing color for printing, if the lightness difference between the background color information of the original acquired from the original data analyzing unit and the background color for printing acquired from the background color changing unit is less than a predetermined threshold value.