Patent application number | Description | Published |
20090009817 | SCANNING APPARATUS AND WHITE CALIBRATION METHOD THEREOF - A scanning apparatus includes a lookup table generating unit to generate a multidimensional lookup table to convert input signals into standard signals, a minimum value computing unit to scan a white reference and compute minimum RGB values therefrom, a calibration region determining unit to establish a minimum size region in the lookup table that contains a background (BG) point where the computed minimum RGB values coincide, and a white point of the lookup table, and a calibrating unit to calibrate data values only in the established region to white values. Optimum color representation is provided, because only the white region is established and calibrated without influencing other color regions. | 01-08-2009 |
20090015852 | IMAGE FORMING APPARATUS AND COLOR TABLE GENERATING METHOD AND COLOR DOCUMENT PRINTING METHOD THEREOF - An image forming apparatus, and a color table generating method and color document printing method of the image forming apparatus. The image forming apparatus includes a color matching unit to match colors of a color document containing one or more images formed with a preset number of colors with colors available in the image forming apparatus, and a color table generator to generate a color table using the matched colors. Therefore, it is possible to reduce the color change caused by a difference in the characteristics between a printer and a scanner. | 01-15-2009 |
20100177365 | IMAGE FORMING APPARATUS AND IMAGE QUALITY CALIBRATION METHOD THEREOF - An image forming apparatus and an image quality calibration method in the image forming apparatus, the image forming apparatus including a printing unit to print a calibration chart in one mode selected from a plurality of resolution modes, a scanning unit to scan the printed calibration chart, and a calibrating unit to calibrate an image using color values of the scanned calibration chart according to the plurality of resolution modes. | 07-15-2010 |
20100182619 | COLOR COMPENSATION APPARATUS AND METHOD, IMAGE FORMING APPARATUS, AND COMPUTER READABLE RECORDING MEDIUM - A color compensation apparatus, a color compensation method, an image forming apparatus, and a computer readable recording medium are provided. The color compensation apparatus includes a color scheme analyzing unit to classify an input image into one or more objects and to compute average color values for each of the classified one or more objects, a storage unit to store a color table proposed for color compensation, and a color compensating unit to compensate the average color values computed for each of the classified one or more objects using colors of the stored color table which match the computed average color values. | 07-22-2010 |
20110055695 | Apparatus and method for creating preview image of object - Apparatus and method for creating a preview image of an object is provided. The apparatus includes an object type detecting unit for detecting an object to be previewed for determining whether the type of the object is text, graphics, and image, a color matching unit for converting a color signal of the detected object into an image forming color signal by using a color profile corresponding to the detected object according to the detection result of the object type detecting unit, and a preview image creating unit for creating and displaying a preview image for the object converted into the image forming color signal. Therefore, because the preview image is displayed on a monitor according to the type of object (text, graphics, or image), a user can predict the image forming result more accurately. Further, because the colors of objects can be adjusted, a printout with desired color characteristics can be obtained. | 03-03-2011 |
20110299100 | PRINT CONTROLLING TERMINAL AND COLOR CORRECTION METHOD - A color correction method includes displaying an expected print image of a test image of the image forming apparatus on a monitor, outputting the test image to the image forming apparatus, performing color matching between the output test image and an expected print image on the monitor, changing an ICC profile of the monitor according to the performed color matching, and generating a print data using the changed ICC profile. Also a print controlling terminal which performs the color correction method. | 12-08-2011 |
20120038938 | Print controlling terminal and method for compensating colors - A present color compensating method includes receiving selection of an input ICC profile and an output ICC profile, receiving selection of a plurality of color rendering intents to be applied to an ICC profile, generating a color conversion table using the selected input ICC profile, the selected output profile, and the selected plurality of color rendering intents, and generating print data using the generated color conversion table. | 02-16-2012 |
20120062958 | IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD THEREOF - An image forming apparatus is provided. The image forming apparatus includes a communication interface unit which receives print data, a rendering unit which converts the received print data into a bitmap image by rendering, a binarization unit which generates binary data by carrying out halftoning with respect to the bitmap image, a data combining unit which generates multi-bit data by combining a plurality of successive binary data of the generated binary data, and a print engine which forms an image on a print paper using the generated multi-bit data. | 03-15-2012 |
20120257826 | COLOR CONVERSION APPARATUS AND METHOD THEREOF - A color conversion method includes determining a race by recognizing a skin region in an input image, selecting a preferred skin color to apply to the skin region based on a plurality of preferred skin color information preset per race, and correcting a color of the skin region using the selected preferred skin color. Additionally, a color conversation apparatus includes a control unit to determine a race by recognizing a skin region in an input image input, and to select a preferred skin color to apply to the skin region, based on the plurality of the preferred skin color information stored in a storage unit, and a compensation unit to correct a color of the skin region using the preferred skin color selected by the control unit. Hence, the skin color per race can be adequately converted to the color which can satisfy the user. | 10-11-2012 |
20120262473 | IMAGE COMPENSATION DEVICE, IMAGE PROCESSING APPARATUS AND METHODS THEREOF - An image compensating apparatus includes an input unit to receive input of an photo image, a Gaussian filtering unit to perform Gaussian filtering on the photo image, a division-map generating unit to convert the photo image on which the Gaussian filtering is performed into a color space including a plurality of color components and then generating a chromaticity division-map based on a color coordinate value in the color space, a calculating unit to calculate average chromaticity of each respective region by using the chromaticity division-map, and a compensating unit to compensate chromaticity of each respective region of the photo image by using the average chromaticity of each respective region. Accordingly, a faded image input to the input unit may effectively be compensated. | 10-18-2012 |
20120320394 | IMAGE FORMING APPARATUS AND METHOD OF COLOR REVISING - An image forming apparatus includes a storage unit to store a color conversion table, a user interface unit to receive a color revision initiation command, an image forming unit to print a color chart generated based on the color conversion table if the color revision initiation command is received, the color chart having a plurality of CMYK mixed colors having at least one of brightness and chroma changed, a scan unit to scan the printed color chart, and a change unit to revise the color conversion table using the scanned color chart. | 12-20-2012 |
20140168667 | IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD THEREOF - An image forming apparatus is provided. The image forming apparatus includes a communication interface unit which receives print data, a rendering unit which converts the received print data into a bitmap image by rendering, a binarization unit which generates binary data by carrying out halftoning with respect to the bitmap image, a data combining unit which generates multi-bit data by combining a plurality of successive binary data of the generated binary data, and a print engine which forms an image on a print paper using the generated multi-bit data. | 06-19-2014 |
20140168674 | PRINT CONTROLLING APPARATUS, IMAGE FORMING APPARATUS, METHOD OF COLOR REVISING AND COMPUTER-READABLE RECORDING MEDIUM - A print controlling apparatus includes a storage to store a plurality of color feature information, an acquirer to acquire color feature information of a second image forming apparatus, a moderator to moderate color converting table of a first image forming apparatus by using the acquired color feature information and the plurality of color feature information stored in the storage, and a controller to perform printing jobs regarding the first image forming apparatus by using the moderated color converting table. | 06-19-2014 |
Patent application number | Description | Published |
20100201704 | Color management method and apparatus thereof - Disclosed are a color management method, an apparatus thereof and a color management computer program for executing the method that enable a user to conveniently and easily select and/or change colors desired by the user in diverse ways. The color management method includes displaying a color scheme list that is a list of color schemes for providing a standard for converting the colors that constitute an image, and if a selection manipulation of one among the color schemes that constitute the displayed color scheme list is input, storing the color scheme selected by the selection manipulation. | 08-12-2010 |
20120127496 | Terminal device having correction function for natural color and method thereof - A terminal device having a correction function for natural color and a method thereof are provided for creating an image closest in color to the natural color. A priority storing unit stores at a reference color data area a range of natural colors which are colors of objects existing in the natural world. A color editing unit corrects natural color image data corresponding to the natural color area, based on a command for correcting the natural area existing in a predetermined image from the user. A controlling unit decides whether the natural color image data corrected by the color editing unit is included in the reference color data area. | 05-24-2012 |
20130120773 | Terminal Device Having Correction Function For Natural Color And Method Thereof - A terminal device having a correction function for natural color and a method thereof are provided for creating an image closest in color to the natural color. A priority storing unit stores at a reference color data area a range of natural colors which are colors of objects existing in the natural world. A color editing unit corrects natural color image data corresponding to the natural color area, based on a command for correcting the natural area existing in a predetermined image from the user. A controlling unit decides whether the natural color image data corrected by the color editing unit is included in the reference color data area. | 05-16-2013 |
20130120777 | METHOD AND APPARATUS TO GENERATE A PREVIEW IMAGE - A method and apparatus to generate a preview image. The method of generating the preview image includes classifying data input from an application program by data types, performing a color matching operation that converts a first color signal of the input data into a second color signal used in a printing device according to one or more rendering intents set for the classified data types, and generating the preview image of the input data for which the color matching operation is completed. The preview image is generated based on the color-matched data for the different classified data types. Thus, the preview image appears to be substantially the same image as a document that is printed by an image forming device. | 05-16-2013 |