Entries |
Document | Title | Date |
20080218803 | IMAGE PROCESSING APPARATUS, IMAGE FORMING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER READABLE RECORDING MEDIUM - An error diffusion process section performs an error diffusion process on a pixel value of each of processing object pixels and outputs the processed pixel value to an output selection section. A blue noise mask process performs a blue noise mask process on a pixel value of each of processing object pixels and outputs the processed pixel value to the output selection section. The output selection section selects and outputs the pixel value outputted from the error diffusion process section when a segmentation class signal indicates a character (text) area or a halftone dot area, namely an edge area, and selects and outputs the pixel value outputted from the blue noise mask process section when a segmentation class signal indicates an area other than the character area or the halftone dot area, namely non-edge area. | 09-11-2008 |
20080239400 | Printing Apparatus and Method for Controlling a Printing Process - A printing apparatus includes a memory configured to store print jobs, a printing device configured to print an image based on each of the print jobs, a detector configured to determine when it is time to execute calibration to correct a printing characteristic of the printing device, and a controller. The controller is configured to cause the printing device to print each monochrome print job stored in the memory prior to each color print job stored in the memory when the detector determines that it is time to execute the calibration. Also, the controller is configured to execute the calibration when the detector determines that it is time to execute the calibration, and to cause the printing device to print each color print job stored in the memory after executing the calibration. | 10-02-2008 |
20080278759 | Method for Faxing Document Optimized by Using Solid Monochrome Colors - Method of the present invention for faxing a document allows for optimization of color and shades of gray documents prior to their conversion to a monochrome format. If color/gray elements are identified in the document, the distance between them and their intensity is determined. If there are elements with the same or similar intensity in close proximity to each other, colors of some of the elements may be replaced with solid monochrome colors, and/or dithered surfaces, and/or monochrome patterns. Further, the elements may be outlined. These improvements make elements in the document more distinguishable after its conversion to a monochrome format. The described color optimization and outlining may have wide applicability in the Internet Fax technology. | 11-13-2008 |
20080278760 | Apparatus for Document Optimization Using Solid Monochrome Colors - Apparatus and software of the present invention allow for optimization of color and shades of gray documents prior to their conversion to a monochrome format. If color/gray elements are identified in the document, the distance between them and their intensity is determined. If there are elements with the same or similar intensity in close proximity to each other, colors of some of the elements may be replaced with solid monochrome colors, and/or dithered surfaces, and/or monochrome patterns. Further, the elements may be outlined. These improvements make elements in the document more distinguishable after its conversion to a monochrome format. The described color optimization and outlining may have wide applicability in the Internet Fax technology. | 11-13-2008 |
20080285083 | IMAGE-PROCESSING DEVICE - An image-processing method includes: acquiring multi-level tone print data expressed in multilevel tones; determining whether the acquired multi-level tone print data includes line data indicative of a line having a tone; replacing, if the print data includes the line data, the line data with specific line data based on the tone of the line data, the specific line data indicating a specific line having a prescribed tone value and a prescribed structure; and converting the multi-level tone print data to binary data after replacing the line data with the specific line data. | 11-20-2008 |
20090002766 | IMAGE PROCESSING APPARATUS AND METHOD THEREOF - In a case in which image data used to form an image on a recording medium in a plurality of scans performed across a recording area of the recording medium is generated, a coefficient determination unit determines assignments of output density for the scans on the basis of density characteristics corresponding to the type of recording medium indicated by a recording-medium signal. Multipliers and binary conversion units generate image data for the scans from input image data on the basis of the assignments of the output density. | 01-01-2009 |
20090073495 | IMAGE PROCESSING APPARATUS AND COMPUTER PROGRAM PRODUCT - An image processing apparatus quantizes multi-level image data of M gray levels into N-level image data (M>N>2) by using one of a multi-level error diffusion method to form an image by using a dot corresponding to each pixel included in the N-level image data, and includes various image processing units to obtain a correction value based on error values of neighboring pixels a target pixel, store quantized states of the neighboring pixels to set a threshold, compare the threshold with the correction value to determine the N-level image data, weight and diffuse an error generated with the N-level image data to the neighboring pixels of the target pixel. The image processing apparatus also includes an N-level processing unit to execute N-level processing and a binary processing unit configured to execute binary processing according to a dot type, and uses a weight matrix. | 03-19-2009 |
20090097072 | IMAGE PROCESSOR AND IMAGE PROCESSING METHOD - An object of the present invention is to provide an image processor capable of generating an image from which a user-designated color component has been removed and performing a color/monochrome determination correctly. In order to complete the task, an image processor according to the present invention comprises a removal unit that removes a removal color part from a read image, and a determination unit that determines whether the read image from which the removal color part has been removed by the removal unit is a monochrome image or a color image. | 04-16-2009 |
20090116070 | IMAGE PROCESSING METHOD AND DEVICE - An image processing method for forming a color conversion table to convert plural input colors into output colors, the method including the steps of: extracting color values of plural gray scales wherein in input and output characteristic data, a signal value of one color is variable and signal values of other colors are fixed; creating a model with which difference values between input and output color values are outputted by inputting the extracted color values; and estimating the output color values corresponding to the input color values to create the color conversion table to convert plural input colors into output colors, after shifting the color values by adding or subtracting the difference values which are obtained by inputting the color values into the model with respect to every output color values. | 05-07-2009 |
20090135449 | IMAGE FORMING APPARATUS - An image forming apparatus includes a pattern formation unit which forms a first gradation screen pattern on an image carrier unit at a non-image formation operation, a gradation characteristic determination unit which determines a gradation characteristic from the first gradation pattern formed by the pattern formation unit, a first gradation correction characteristic determination unit which determines a first gradation correction characteristic from the gradation characteristic determined by the gradation characteristic determination unit, a characteristic detection unit which detects a change characteristic in the image forming apparatus just before image formation, a pattern correlation characteristic correction unit which determines a pattern correlation characteristic corresponding to the change characteristic detected by the characteristic detection unit and a second gradation correction characteristic determination unit which determines a second gradation correction characteristic by performing an arithmetic operation on the first gradation correction characteristic and the pattern correlation characteristic. | 05-28-2009 |
20090153906 | Image processing apparatus, image processing method, and computer-readable recording medium storing image processing program - An image processing apparatus is disclosed. In the image processing apparatus, a vector converting section converts image data output from a color scanner into vector coefficients, and a color mapping section converts the image data, which are converted into the vector coefficients, into L kinds of record image data corresponding to color materials which are used by a color printer, by referring to an M-dimensional LUT (lookup table). In the M-dimensional LUT, record image data optimal under plural observing light sources have been stored corresponding to the image data converted into the vector coefficients. | 06-18-2009 |
20090195835 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - A device capable of providing an image quality that is close to a high resolution printing engine unit by low resolution printing engine unit. It includes a processing unit for comparing thresholds included in a high resolution dithering matrix with a pixel value included in each pixel of a low resolution input image and for outputting multi-level gray scale signal values. In addition, the processing unit includes a comparing unit for comparing a pixel value of each pixel of the low resolution input image with a plurality of thresholds included in the high resolution dithering matrix; an integrating unit for obtaining for each pixel the multi-level gray scale signal value by integrating a plurality of comparison results obtained for each pixel; and an output unit for outputting the multi-level gray scale signal values obtained by the integrating unit. | 08-06-2009 |
20090237738 | Image processing system, image processing method, and storage medium - A color conversion is performed to convert a data of a pixel of black in an object as determined to be a mask into a pixel data of composite black, and convert a data of a pixel of black in an object as not determined to be any mask into a pixel data of composite black or real black, and a set of pixel data of an object as color-converted is operated and processed as a source. | 09-24-2009 |
20090244630 | IMAGE GENERATING DEVICE, IMAGE GENERATING METHOD AND PRINTING DEVICE - An image generating device comprises an extraction unit that extracts parameters (specifying an elliptical shape and a gradation pattern) from an instruction for drawing an elliptical radial gradation, a transformation matrix generating unit that generates a transformation matrix for transforming the elliptical shape into a perfect circular shape based on the parameters, an inverse matrix calculating unit that calculates an inverse matrix of the transformation matrix, a perfect circle parameter calculating unit that calculates perfect circle parameters specifying each perfect circle (drawn with a uniform color value inside the perfect circular shape) based on the parameters, an ellipse parameter calculating unit that calculates ellipse parameters specifying each ellipse (drawn with a uniform color value inside the elliptical shape) by inversely transforming the perfect circle parameters using the inverse matrix, and a gradation generating unit that generates the elliptical radial gradation from the ellipse parameters and the gradation pattern parameters. | 10-01-2009 |
20090273811 | IMAGE FORMING SYSTEM, CONTROLLING APPARATUS, AND RECORDING MEDIUM HAVING PROGRAM RECORDED THEREIN - An image forming system includes an image forming device configured to form an image on a recording material using a color toner and a transparent toner, a fixing device, a glossing device that has a conveying device which conveys the recording material, a heating device heating the recording material, and a cooling device cooling the recording material, and a controller controlling said image forming device so that an amount of the transparent toner per unit area on the recording material in a first image forming mode in which the image is formed using said fixing device and said glossing device is smaller than the amount of the transparent toner per unit area on the recording material in a second image forming mode in which the image is formed using said fixing device without using said glossing device. | 11-05-2009 |
20090279142 | Mechanism for K-only object rendering in a high-speed color controller - Embodiments of the invention disclose a method for K-only (gray/black) object rendering in a high-speed color controller of a printing system. The method includes setting a flag to indicate selection of a K-only text and barcode print preference from a user of a print system, receiving one or more objects to be printed by the print system, the one or more objects including at least one of a text object and a barcode object, determining whether an input color space for the at least one text object and barcode object should be converted to K-only black ink, and rendering the at least one of the text object and the barcode object as K-only black ink if the input color space is determined to be converted to K-only black ink. | 11-12-2009 |
20090296153 | METHODS, APPARATUS AND SYSTEMS FOR BLENDING MULTIPLE GCRS - This disclosure provides methods, apparatus and systems for generating a multidimensional printer profile for a color printer. Specifically, the disclosure provides a method to blend multiple GCR functions or strategies to produce a final GCR blended printer profile, for example a printer profile LUT. | 12-03-2009 |
20090296154 | OFF-GRAY BALANCE CALIBRATION FOR EXTENDED COLOR GAMUT - A marking device is provided which is capable of operating in a standard output color gamut mode or a non-standard output color gamut mode. The device includes: a color manager that performs color processing on input color data in accordance with a calibration of the device; and, a marking engine that applied colorants to an image-receiving medium in accordance with output from the color manager. Suitably, when the device is operating in the non-standard mode, then the calibration of the device which is conducted is an off-gray balance calibration. | 12-03-2009 |
20100014120 | APPARATUS AND METHOD FOR IMAGE PROCESSING - Image data including color separation data and gloss data of an image is input. The color separation data is quantized to generate a color signal. The gloss data of the image is quantized on the basis of the color signal and gloss data related to a recording medium, a color material, and a gloss control material to generate a gloss signal. An image is formed on the recording medium on the basis of the color signal and the gloss signal using the color material and the gloss control material. | 01-21-2010 |
20100027072 | Image Processing Apparatus, Image Processing Method, Image Processing Program, and Printing Apparatus - An image processing apparatus including a specific image detection unit detecting an area including at least a part of a specific image in an input image, a representative color calculation unit calculating a representative color of the specific image on the basis of pixels belonging to the area detected by the specific image detection unit, plural correction curve acquisition units which acquire plural correction curves resulting in gradation correction for every element color on the basis of the gradation value for every element color constituting the representative color after correction, and plural correction units which correct the gradation value for every element color in each pixel constituting the input image based on the obtained plural correction curves. | 02-04-2010 |
20100060937 | Method for Adaptively Screening a Continuous Tone Original and Device for Carrying Out Said Method - The invention relates to illustrative data reproduction in printing and publishing industry. The inventive method consist in converting an input two-dimension signal comprised of multilevel tone values of areas ( | 03-11-2010 |
20100091331 | IMAGE PROCESSING APPARATUS AND CONTROL METHOD THEREOF - A technique for performing high-quality cluster type FM halftone image output without “anisotropy” or “sweep out texture” phenomenon is provided. An error diffused to a current pixel position and a random number RND are added by an adder to multi-level pixel data as a subject of binarization, and supplied as pixel data Pxy to a selector. The selector compares the pixel data Pxy with thresholds, and supplies the pixel data Pxy to one of a highlight portion processor, a dark portion processor and an intermediate portion processor. The highlight and dark portion processors refer to already-binarized results within a range determined in accordance with the value of the input pixel data Pxy, and determine a binarization result Qxy. The intermediate portion processor compares a threshold, which monotonously increases in accordance with the value of the pixel data Pxy, with the pixel data Pxy, thereby determines the binarization result Qxy. | 04-15-2010 |
20100097657 | ADAPTIVE EXPOSURE PRINTING AND PRINTING SYSTEM - One or more printers or printing systems are connected to a scanning device. Each printer includes one or more color modules that are used during a printing operation. A printer prints a target for each color module or color channel. The printed targets are then scanned by the scanning device. The printed targets may be rotated to any angle and then scanned by the scanning device. The scanned raster data is processed by a controller to detect non-uniformities in at least one density image and to generate one or more correction profiles for the printer. When an image is to be printed, one or more controllers receive the image data and use the one or more correction profiles to correct or compensate for the non-uniformities during the exposure process. | 04-22-2010 |
20100157372 | OPTIMIZATION OF GRAY COMPONENT REPLACEMENT - Methods and systems herein provide for color conversion. Such color conversion includes a method of optimizing gray component replacement in a color image that includes receiving a color image from an input imaging device (e.g., a digital camera, scanner, etc), determining a color gamut of an output imaging device, such as a printer, and generating a CIELab to CMY numerical model to convert the color image to a color space within the color gamut of the output imaging device. The method also includes generating a CMYK to CIELab numerical conversion model, removing a portion of CMY color values generated from the CIELab to CMY numerical conversion model, and replacing the removed portion of the CMY color values with black color values. The method also includes optimizing CMYK color values via a multidimensional optimization using the CMYK to CIELab numerical model. | 06-24-2010 |
20100165409 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND PROGRAM - The present invention relates to an image processing apparatus, an image processing method, and a program capable of improving the visual quality of an image after grayscale conversion. | 07-01-2010 |
20100177353 | IMAGE PROCESSING METHOD AND APPARATUS - An image processing method ( | 07-15-2010 |
20100177354 | PRINTING APPARATUS, METHOD OF CREATING LOOKUP TABLE, LOOKUP TABLE, PRINTING METHOD, AND PRINTED PRODUCT - A printing apparatus for performing printing using a special gloss material and a coloring material, includes: an input unit that inputs image data; and a printing unit that controls an arrangement of the special gloss material and the coloring material on a printing medium on the basis of the input data and prints the image data, wherein the printing unit relatively reduces an amount of the special gloss material to be used in a shadow region that is a printing region where an index value relating to color intensity expressed by the coloring material is equal to or lower than a predetermined darkness value. | 07-15-2010 |
20100195158 | Method of processing neutral gray color print jobs as monochrome black during billing detection and printing as a neutral gray composite black - A method of converting a RIPped K-only page or pixels to composite black in a digital print engine is included which executes the conversion process during current job workflow, while detecting the K-only page or pixels for billing purposes as K-only, and printed out as composite black. | 08-05-2010 |
20100195159 | PRINT CONTROLLER - A print controller controlling a print process in which black ink having permeability to a recording medium and a plurality of kinds of chromatic color ink having permeability to the recording medium different from the permeability of the black ink are used to form an image on the recording medium. The subject pixel setting unit sets, as a subject pixel, one pixel that satisfies conditions that the pixel is a black pixel and that peripheral pixels that are located adjacent to the pixel and that surround the pixel include at least one chromatic pixel. The reducing unit reduces a black component value of the subject pixel to a reduced black component value. The increasing unit increases chromatic component values of the subject pixel to increased chromatic component values. The print executing unit executes the print based on the reduced black component value and the increased chromatic component values of the subject pixel. | 08-05-2010 |
20100214616 | UNDERCOLOR REMOVAL GRAY COLOR REPLACEMENT WITH IMPROVED DEVICE COLOR LINEARITY - A system and methods for performing UCR/GCR (Undercolor Removal/Gray Color Replacement) in a digital printer is provided. The system and method includes maximizing the linearity of a color mapping function mapping a device independent color to a device dependent color through linear filtering and performing color projection to ensure color accuracy. The system and methods reduces graininess of printed color images having flesh-tones by also including a K reduction step. | 08-26-2010 |
20100328727 | IMAGE PROCESSING PROGRAM, IMAGE PROCESSING APPARATUS, AND IMAGE PROCESSING METHOD - An image processing apparatus includes: a quadrangular or polygonal area setting unit that sets a quadrangular or polygonal area that surrounds a group of pixels that has predetermined characteristics for image data; a background setting unit that measures frequency distribution of tone values outside the quadrangular or polygonal area, measures a brightest tone value B in a margin range, which is a range of tone values in which the image data is distributed significantly, measures a most frequent value M in the margin range, and sets a background range, which is a range that includes the most frequent value M as a median point and further includes the brightest tone value B as one end of the range; a black edge statistics unit that measures frequency distribution of tone values of black edge inside the quadrangular or polygonal area and measures a greatest brightness value b in a black edge range, which is a range of tone values in which the black edge is distributed significantly. | 12-30-2010 |
20110043861 | GRAYSCALE PRINTING CONTROL METHOD AND DEVICE - A grayscale printing control method, a device thereof and a storage medium are provided. The method comprises: determining the grayscale level of image data of each point in each point line and converting the same into multi-bit binary data; forming a data set using the binary data of the same bit of all the points in a point line, thereby forming multiple data sets; each data set corresponding to a predetermined strobe time, and the print head heater corresponding to each point heating upon receiving predetermined data during the strobe time. The present invention can reduce the number of printing strobes and the times of data transmission while ensuring printing quality, thereby greatly improving printing speed. | 02-24-2011 |
20110063683 | IMAGE FORMING APPARATUS - There is provided an image forming apparatus that performs gradation correction, including a pattern forming unit that forms, on an image carrier, rows of area coverage modulation patterns having patterns of different gradation values in steps by area coverage modulation method; a toner adhering amount detecting unit that measures toner adhering amount of each pattern of the rows of area coverage modulation patterns formed by the pattern forming unit, the gradation correction being performed based on a detection result of the toner adhering amount detecting unit; and a pattern type selecting unit that selects a single pattern type formed on the image carrier from a plurality of pattern types, when carrying out gradation correction control by forming the rows of the area coverage modulation. | 03-17-2011 |
20110075221 | Image Processing Device, Computer Program Product Including Image Processing Program Embodied On Computer Readable Medium, and Image Forming Apparatus - An image processing device include a memory, a rasterizer and a color space converter. The rasterizer is configured to generate raster data expressed in a first color space by rendering an object in the memory. The color space converter is configured to convert the raster data from the first color space to a second color space capable of being set so as to reproduce gray of gray pixels in the object by any one of a black coloring material and mixture of multiple color materials. The rasterizer determines whether the gray is reproduced by the black coloring material or the mixture of multiple color materials based on an attribute of the object and adds the gray reproduction information that is obtained from the determination to the raster data. The color space converter sets pixel levels in the second color space based on the gray reproduction information. | 03-31-2011 |
20110075222 | SMOOTHLY CHANGING GRAY LEVELS IN COLOR TRANSFORMS - Systems and methods, including computer software products, for processing gray colors in a conversion between color spaces involve identifying a non-pure gray color value in a color space that represents a substantially gray color. The methods further include converting the non-pure gray color value to a corresponding pure gray color value in the color space. The methods also include determining a first difference vector between the non-pure gray color value and the corresponding pure gray color value. The methods further include determining a distance between the corresponding pure gray color value and a selected color value. The corresponding pure gray color value represents a nearest pure gray color value to the selected color value. The methods also includes determining a correction factor based on the first difference vector and the distance and applying the correction factor to the selected color value to produce a corrected color value. | 03-31-2011 |
20110141523 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - In image processing, it is possible to suitably reduce density unevenness and graininess according to the ink used in printing. More specifically, when dividing multi-valued data and generating data for 2-pass multi-pass printing, in addition to divided multi-valued data for each of the two passes, divided multi-valued data that is common to the two passes is also generated. Moreover, quantized data of that common multi-valued data is reflected on the quantized data for each of the passes. Furthermore, when generating the quantized data, the division ratios used when generating the common data using the aforementioned multi-valued data division are set according to the colors of ink used in printing. By doing so, it becomes possible to suitably reduce density unevenness and graininess according to the colors used in printing. | 06-16-2011 |
20110141524 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - When dividing multi-valued data and generating data for two-pass multi-pass printing, in addition to divided multi-valued data that are divided for each of the two passes, divided multi-valued data that is common to both of the two passes is generated. Moreover, quantized data of that common multi-valued data is reflected onto the quantized data for each pass. Furthermore, when generating quantized data, division ratios that are used when generating the common data by the multi-valued data division described above are set according to the image characteristics (whether or not the area is flesh color) of the multi-valued data. Thereby, it is possible to perform high-quality printing regardless of the image characteristics by taking a suitable balance between suppressing density unevenness and suppressing graininess. | 06-16-2011 |
20110176176 | METHOD AND APPARATUS FOR PRODUCING A WEIGHTED MONOCHROME IMAGE - A method to configure an apparatus to obtain a color image for printing. The apparatus presents the printing option of converting the color image into a standard monochrome image or a color-highlighted monochrome image. Black colored portions of the original color image are shown to be predominantly darker in the standard monochrome image. Colored portions, of a predetermined color of the original color image, are shown to be predominantly darker in the color-highlighted monochrome image, and black colored portions, of the original color image, are less prominent. The apparatus applies filters to the color image to produce the standard or color-high-lighted monochrome image, and outputs whichever option is selected by the user. | 07-21-2011 |
20110188087 | SELECTION OF EXPOSURE INTENSITY AND CLEANING FIELD INTENSITY SETPOINTS FOR OPTIMUM LINE WIDTH USING SENSOR READING - Line width of images marked by an image marking device is adjusted by reading a calibration patch marked by the marking device, and then adjusting one or more settings of the marking device, such as exposure intensity or cleaning field intensity, independent of the digital control of the tone reproduction curve so that the line width of subsequently marked images becomes closer to a target value. A digital control may be implemented to compensate for the impact of the modification of the one or more settings on the tone reproduction curve. | 08-04-2011 |
20110216372 | LUMINOUS PRINTING - A method and a device are disclosed for luminous printing of an original image using fluorescent ink or other fluorescent display pigments. In some embodiments, the original image is separated into multiple layers, including at least a brightness layer and an inverse brightness (or darkness) layer, by applying extracted brightness data and inverse brightness data, to the original image, respectively. Each of the layers is associated with a set of corresponding printing channels. The sets of printing channels are applied by a printing device to print the original image on a print medium, such as paper, mylar, fabric, and other print surfaces. Multiple visual effects may be realized using the aforementioned process, including fluorescent images that are only visible under UV (Ultra Violet) or black light, images with high-fidelity colors under daylight and dark conditions, and shadow effects such as depth illusion. | 09-08-2011 |
20110286046 | PRINTING APPARATUS - Provided is a printing apparatus in which a printed material of a same page is printed in almost same color tone even in a case where calibration execution conditions are satisfied in executing printing processing and concentration correction information is updated. A decision portion decides, when a calibration execution portion executes calibration in executing print image data generation processing based on print setting information of N-up printing, poster printing and the like, whether print image data of N-up printing, poster printing and the like is generated using concentration correction information before update or concentration correction information after update based on print setting information analyzed by a data analyzing portion. Then, based on the decision results, the print image data generation portion generates print image data of N-up printing, poster printing and the like. | 11-24-2011 |
20120019870 | Detection Of Roller Eccentricity In A Scanner - A method and apparatus for detecting roller eccentricity in a CIS scanner is disclosed. An image of a target is captured using the CIS scanner. The image of the target is analyzed for periodic horizontal banding. The period of the periodic horizontal banding is compared with the circumference of a pressure roller in the CIS scanner. When the period matches with the circumference of the pressure roller, an error is set. | 01-26-2012 |
20120026553 | IMAGE PROCESSING DEVICE - An image processing device includes a focal pixel setting unit, a near pixel setting unit, a calculating unit, a target pixel determining unit, and an editing unit. The focal pixel setting unit is configured to set a focal pixel among a plurality of pixels in an original image that is represented by original image data. The near pixel setting unit is configured to set a pixel near the focal pixel as a near pixel. The calculating unit is configured to calculate a characteristic value related to luminance of the focal pixel and luminance of the near pixel. The target pixel determining unit is configured to determine, as the target pixel, the focal pixel whose characteristic value satisfies a prescribed condition. The editing unit is configured to generate edited image data by editing the original image data. The edited image data represents an edited image having a supplemental image superimposed on the original image. The supplemental image is superimposed on an area encompassing the target pixel. | 02-02-2012 |
20120062957 | PRINTING CONTROL DEVICE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD - A printing control device is disclosed. The printing control device includes a user interface unit to receive an print command for a print job, an extraction unit to extract a bitmap image from the print job, a sketch image generating unit to generate a sketch image by using the extracted bitmap image, a print data generating unit to replace the bitmap image by the generated sketch image in the print job to generate print data, and a communication interface unit to transmit the generated print data to an image forming apparatus. | 03-15-2012 |
20120086983 | METHOD AND SYSTEM FOR DIGITALLY CONTROLLING IMAGE PRINTING SYSTEM TO ACHIEVE DESIRED COLOR DENSITY OF PRINTED IMAGE - A method for controlling a tone reproduction curve of an image printing system includes generating an actual printed image tone reproduction curve using printed image data from a printed image sensor; determining a set of adjusted contone values by comparing the actual printed image tone reproduction curve with a target printed image tone reproduction curve, where the adjusted contone values being representative of the print contone values at which target color density data of the printed image is achieved in the image printing system; and determining adjusted image transfer surface reflectance data to update a target image transfer surface tone reproduction curve, where the adjusted image transfer surface reflectance data being obtained by interpolating the target image transfer surface tone reproduction curve at the adjusted contone values; and controlling subsequent toner image data to achieve the updated target image transfer surface tone reproduction curve. | 04-12-2012 |
20120099157 | METHOD FOR MAKING OVERPRINT PREDICTIONS - To improve a method for making an overprint prediction to that extent, that the method allows more reliable overprint predictions with a reduced effort, the invention proposes a method for making the overprint prediction for a color combination, in which method a printing substrate and at least two printing colors and one gradation of hue values per printing color including the full tone as well as color combinations are predefined as data of the hue value of the n printing colors, wherein first of all individual color predictions comprising three transmittance components and the associated transmittance spectra for the respective hue value are determined for each of the n printing colors, wherein for an intended color combination up to (3 to the power of n) combinations of the transmittance components and the associated combined transmittance spectra are determined, and an overall reflectance spectrum of an overprint is predicted on the basis of the determined transmittance components with their transmittance spectra and the reflectance spectrum of the unprinted substrate. | 04-26-2012 |
20120140289 | In Line Color Monitoring System - A device and method for use with an image recording device. The device having a background target and a first surface including the background target recessed therein. The device further including a substrate stabilizer configured to move a substrate having an image printed therein in closer proximity to the background target and below the first surface when activated. | 06-07-2012 |
20120236367 | IMAGE PROCESSING DEVICE, IMAGE PROCESSING SYSTEM, AND IMAGE PROCESSING METHOD - An image processing device includes a multi-layer data acquiring part configured to acquire multi-layer data having a required-formation-amount-related value representing a value relating to a formation amount required to form an image, and an expanding part configured to expand, based on a correspondence relationship for expansion, the acquired multi-layer data into multiple sets of single-layer data. The correspondence relationship for expansion has a correspondence relationship between the required-formation-amount-related value in each of the sets of single-layer data and the required-formation-amount-related value in the multi-layer data. The required-formation-amount-related value in the multi-layer data is image data that exceeds a maximum-formation-amount-related value representing a value relating to a maximum formation amount of a color value of the single-layer data with which an image can be printed in a single printing process. The required-formation-amount-related value in the single-layer data is image data that is equal to or less than the maximum-formation-amount-related value. | 09-20-2012 |
20120287476 | PRINTING APPARATUS, DATA PROCESSING METHOD FOR PRINTING APPARATUS AND STORAGE MEDIUM - A printing apparatus and method for processing data in the printing apparatus includes estimating a printing time by adding an intermediate data generation time and a rendering time, determining whether the estimated printing time of each page keeps up with a timing at which an image needs to be formed on a conveyed sheet for each page. If it is determined that the estimated printing time does not keep up with the timing at which the image needs to be formed, further determining whether an idle time is present by comparing the intermediate data generation time and the rendering time. If it is discriminated that the idle time is present, the changing an optimization level for determining whether to perform processing on a particular object in the document image data during rendering, or to perform the processing during intermediate data generation. | 11-15-2012 |
20120327476 | GRAY BALANCE CALIBRATION IN AN IMAGE PRINTING SYSTEM - A computer-implemented method for gray balance calibration in an image printing system is provided. The method includes printing, using a print engine, a reference test pattern consisting essentially of black marking medium; sensing, using a sensor, the reference test pattern to obtain a reference image data, the reference image data being a function of the black marking medium; printing, using the print engine, a second test pattern comprising a combination of marking mediums of different colors, other than the color black, available on the image printing system to simulate the black marking medium; sensing, using the sensor, the second test pattern to obtain a second image data, the second image data being a function of the combination of marking mediums; and determining a difference between the reference image data and the second image data to obtain a correction offset for gray balance calibration in the image printing system. | 12-27-2012 |
20130010335 | POWER SUPPLY CONTROL DEVICE AND METHOD THEREOF, IMAGE PROCESSING APPARATUS, AND NON-TRANSITORY COMPUTER READABLE MEDIUM STORING POWER SUPPLY CONTROL PROGRAM - There is disclosed a power supply control device including a load that executes a predetermined process and operates when power is supplied; a power supply state transition controlling unit that allows at least the load to be transitioned to a power supply state, or a power interruption state; plural detection units that can operate within respective power-consumption ranges, and detects information related to the execution of the load; a power supply control unit for detection unit, which supplies power continuously to a minimum power-consumption type detection unit, and which supplies power to a detection unit having a relatively large power-consumption based on a detection result of a detection unit having a relatively small power-consumption; and a transition time determining unit that is executed when power is supplied with respect to a maximum power-consumption type detection unit, and that determines a transition time by the power supply state transition controlling unit. | 01-10-2013 |
20130258412 | IMAGE FORMATION METHOD AND IMAGE FORMATION APPARATUS - An image formation apparatus includes a memory to store image data including objects each having information on a type and densities of colors of the object, a developer-remaining-amount sensor to sense and output remaining-amount information indicating a color of a developer having a small remaining amount among colors of respective developers for image formation, a controller to transform first pixel values of the densities of the colors of each object included in the image data stored in the memory into second pixel values indicating use amounts of the colors of the developers, for each object based on the type of the object and the remaining-amount information, an image formation unit to form images on a recording medium for the objects included in the image data by using the developers in accordance with the use amounts of the developers corresponding to the second pixel values transformed by the controller. | 10-03-2013 |
20130265609 | GRADATION CORRECTION DEVICE FOR GENERATING GRADATION CORRECTION DATA IN ACCORDANCE WITH DENSITY DATA OBTAINED BY READING CONTROL STRIP, AND PRINTING SYSTEM HAVING THE SAME - Disclosed is a gradation correction device in which the control strip has white or light-colored end patches and has at least one reference point at each of both ends of the control strip, which is defined by two straight lines including a fine line drawn on at least a part of a peripheral edge of each end patch except a border between the end patch and an adjacent patch which is adjacent to the end patch, and in which the gradation correction device detects the reference point at each of the both end portions of the control strip in the read image data, and obtains the density data of each patch by specifying a position of each patch in the control strip in the read image data in accordance with the detected reference point. | 10-10-2013 |
20130265610 | IMAGE FORMING APPARATUS, IMAGE FORMATION CONTROL METHOD, AND RECORDING MEDIUM WHICH STORES IMAGE CONTROL PROGRAM AND IS READABLE BY COMPUTER - An image forming apparatus includes an image processing section to process gradation characteristic of the image data based on a tone curve, an image forming section to form an image based on the image data processed by the image processing section; and a control section to control processing in the image processing section. The control section has a function to adjust characteristic of output density relative to input density of image data as the gradation characteristic as a tone curve via a setting screen, saves operational situations at the time of adjustment of the tone curve on the setting screen as a history, and, when the history is designated, reproduces a state at the time of the past adjustment for the tone curve on the setting screen by using the saved operational situations. | 10-10-2013 |
20130271792 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD, AND COMPUTER-READABLE STORAGE MEDIUM - An information processing apparatus include a priority information assigning unit configured to assign priority information indicating priority between a first area and a second area of a recording medium in an overlapping area of the areas to at least one of gloss-control plane data and clear plane data. The gloss-control plane data is used for specifying the first area to which a surface effect is to be applied and specifying a density value corresponding to a type of the surface effect. The clear plane data is used for specifying the second area in which a transparent image is to be formed and specifying a density value of the transparent image. The apparatus also includes a clear toner plane generating unit configured to generate clear toner plane clear toner plane data based on the gloss-control plane data and the clear plane data. | 10-17-2013 |
20140029059 | Printing System, a Printing Method, and a Computer Program for Performing Color Conversion on a Print Object - A printing system includes a host computer with an application and an image forming apparatus. The host computer includes a color space setting unit and print data creating unit. The color space setting unit sets a color space that can create grayscale images. The print data creating unit performs color conversion on a print object created by the application to create print data, the color conversion being appropriate for the color space. The image forming apparatus includes a grayscale image creating unit and printing unit. The grayscale image creating unit performs color conversion on the print object, which is included in the print data, to create a grayscale image, the color conversion being appropriate for the color space of the print object. The printing unit performs printing according to the grayscale image. | 01-30-2014 |
20140085681 | PRINT CONTROLLING APPARATUS, IMAGE FORMING APPARATUS, METHOD OF CONTROLLING PRINT, METHOD OF IMAGE FORMING AND COMPUTER-READABLE RECORDING MEDIUM - A print controlling apparatus includes a user interface to input a printing command of a document displaying a plurality of overlaid objects, a printing data generator to detect a transparency region where a transparency is set, in the overlaid objects, to generate a transparency image by calculating a pixel value of the transparency region, based on the pixel value of each object and the transparency, and to generate printing data comprising the transparency image, and a communication interface to send the printing data to the image forming apparatus. | 03-27-2014 |
20140104657 | IMAGE FORMATION DEVICE - To effectively assist a user so that the result of aggregate printing matches the intention of the user. A storage portion ( | 04-17-2014 |
20140177002 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND NON-TRANSITORY COMPUTER READABLE MEDIUM - An image processing apparatus includes an extracting unit extracting custom color identification data that identifies each of one or more custom colors different from multiple predetermined basic colors from drawing data for every page; a separation data generating unit generating separation data that indicates an object to be drawn for each color in accordance with the drawing data for one page without waiting for the completion of the extraction of the custom color identification data for the pages other than the one page; a raster data generating unit generating raster data concerning each color in accordance with the separation data; an acquiring unit acquiring mixing ratio data; and a combining unit combining the raster data concerning the custom color with the respective pieces of raster data concerning the basic colors in accordance with the mixing ratio data. | 06-26-2014 |
20140268239 | LIGHT EMITTING APPARATUS, MANUFACTURING METHOD FOR THE LIGHT EMITTING APPARATUS, PRINTER, AND MANUFACTURING METHOD FOR THE PRINTER - A light emitting apparatus including: a plurality of light emitting elements; a drive circuit including a transistor and a capacitor having one end connected to a gate of the transistor; and a signal supply circuit for receiving a digital gradation signal and outputting an analog voltage signal to the drive circuit, including a computation circuit configured to correct the input digital gradation signal to generate a corrected digital gradation signal, in which the drive circuit is configured to conduct an auto-zero operation which reduce the gate-source voltage of the transistor to a threshold voltage by flowing the drain current to the capacitor, and the computation circuit is configured to generate the corrected digital gradation signal by multiplying a correction coefficient to the input digital gradation signal subtracted by a particular signal common to the plurality of light emitting elements. | 09-18-2014 |
20150015914 | PRINTING APPARATUS, PRINTING METHOD, IMAGE PROCESSING APPARATUS, AND PROGRAM - A printing apparatus includes an input unit, a color converting section, a head, a gradation number converting processing section, a printing section, and a gradation number converting processing section. The gradation number converting processing section converts the ink amount data into an expected value for forming each of the dots for each of the inks with the hues and generates dot data which represents whether or not each of the dots is formed for each of the pixels based on the expected value. The gradation number converting processing section includes a dot converting section configured to perform converting, where the expected value for forming of dots in the plurality of types is determined from the ink amount data, according to the color image data in at least a portion of the color image data for at least one of the inks with the hues. | 01-15-2015 |
20150062657 | IMAGE FORMATION APPARATUS AND METHOD OF FORMING IMAGE - An image formation apparatus includes: a data generation unit configured to generate image data based on image formation data giving an instruction to print an image including image regions, the image data indicating pixel values of the image regions; and an image formation unit configured to form the image on a recording medium based on the image data generated by the data generation unit. The data generation unit generates the image data such that a boundary between one of the image regions and an image region adjacent to the one image region is highlighted, if the pixel value of the one image region and the pixel value of the adjacent image region are approximate to each other. | 03-05-2015 |
20150062658 | IMAGE PROCESSING APPARATUS - An image processing apparatus includes: an obtaining unit configured to obtain a multi-value image as an obtained image; and a control device configured to: convert the obtained image into a first binary image; determine whether the first binary image is a blank paper image, on the basis of the first binary image; and output a binary image, the binary image outputting including: outputting the first binary image in a case where it is determined that the first binary image is not the blank paper image; and not outputting the first binary image in a case where it is determined that the first binary image is the blank paper image. | 03-05-2015 |
20150077803 | SYSTEM AND METHOD FOR PRODUCING COLOR SHIFTING OR GLOSS EFFECT AND RECORDING MEDIUM WITH COLOR SHIFTING OR GLOSS EFFECT - A double layer micro gloss image pattern is created on a recording medium by electronically creating a first electronic pattern ink, the first electronic pattern ink including a first color pair and a first pattern, the first color pair including a first high color and a first low color; electronically creating a second electronic pattern ink, the second electronic pattern ink including a second color pair and the first pattern, the second color pair including a second high color and a second low color, the second color pair being visibly different from the first color pair; electronically creating a first layer in an electronic image region by electronically painting the electronic image region using the first electronic pattern ink; electronically creating a second layer in the electronic image region by electronically painting, using the second electronic pattern ink, a second pattern; and rendering, using marking materials, the electronic image region on a recording medium such that the when the first pattern is visible, the second pattern is not visible and when the second pattern is visible, the first pattern is not visible. | 03-19-2015 |
20150077804 | SYSTEM AND METHOD FOR PRODUCING COLOR SHIFTING OR GLOSS EFFECT AND RECORDING MEDIUM WITH COLOR SHIFTING OR GLOSS EFFECT - A gloss effect image pattern is created on a recording medium by electronically creating a first electronic pattern ink, the first electronic pattern ink including a first color and including holes, the holes representing areas in the first electronic pattern ink wherein the first color is absent; electronically creating a second electronic pattern ink using the first color and including filled holes, the filled holes of the second electronic pattern ink representing areas in the second electronic pattern ink filled with a second color, the second color being different than the first color; electronically creating an electronic image region; electronically painting, using the first electronic pattern ink, a background of the electronic image region; electronically painting, using the second electronic pattern ink, a foreground of the electronic image region; and rendering, using marking materials, the electronic image region on the recording medium. | 03-19-2015 |
20150077805 | SYSTEM AND METHOD FOR PRODUCING COLOR SHIFTING OR GLOSS EFFECT AND RECORDING MEDIUM WITH COLOR SHIFTING OR GLOSS EFFECT - A gloss effect image pattern is created on a recording medium having a first color by electronically creating a first electronic pattern ink, the first electronic pattern ink including a second color and including holes, the holes representing areas in the first electronic pattern ink wherein the second color is absent; electronically creating an electronic image region having a pattern; electronically painting, using the first electronic pattern ink, a background of electronic image region and the pattern of the electronic image region; electronically painting a predetermined portion of the holes within the electronic image region with a third color, the third color matching the first color of the recording medium; and rendering, using marking materials, the electronic image region on the recording medium. | 03-19-2015 |
20150077806 | SYSTEM AND METHOD FOR PRODUCING COLOR SHIFTING OR GLOSS EFFECT AND RECORDING MEDIUM WITH COLOR SHIFTING OR GLOSS EFFECT - A gloss effect image pattern is created on a recording medium having a first color by electronically creating a first electronic pattern ink, the first electronic pattern ink including a second color and including holes, the holes representing areas in the first electronic pattern ink wherein the second color is absent; electronically creating a second electronic pattern ink using the second color and including filled holes, the filled holes of the second electronic pattern ink representing areas in the second electronic pattern ink filled with a third color, the third color matching the first color of the recording medium; electronically creating an electronic image region; electronically painting, using the first electronic pattern ink, a background of the electronic image region; electronically painting, using the second electronic pattern ink, a foreground of the electronic image region; and rendering, using marking materials, the electronic image region on the recording medium such that the electronic image region is visible when a relative angle between an observer's viewing angle and an angle of illuminating the recording medium by an illumination source is a first angle, the electronic image region not having the predetermined portion of the holes painted with the third color being not visible when the relative angle between the observer's viewing angle and the angle of illuminating the recording medium by the illumination source is a second angle, the second angle being not equal to the first angle. | 03-19-2015 |
20150077807 | SYSTEM AND METHOD FOR PRODUCING COLOR SHIFTING OR GLOSS EFFECT AND RECORDING MEDIUM WITH COLOR SHIFTING OR GLOSS EFFECT - An ultraviolet image pattern is created on a recording medium having florescence properties and being a first color by electronically creating a first electronic pattern ink, the first electronic pattern ink including a second color and including holes, the holes representing areas in the first electronic pattern ink wherein the second color is absent; electronically creating an electronic image region having a pattern; electronically painting, using the first electronic pattern ink, a background of the electronic image region and the pattern of the electronic image region; electronically painting a predetermined portion of the holes with a third color, the third color matching the first color of the recording medium; and rendering, using marking materials, the electronic image region on the recording medium such that the florescence properties of the recording medium are only visible through the holes not painted with the third color when viewing the recording medium using ultraviolet illumination. | 03-19-2015 |
20150085321 | Image Forming Apparatus Reproducing Gradation Based on Hue Instead of Luminance, and Image Forming Method - An image forming apparatus includes a luminance information acquiring unit, a hue information substituting unit, and a color conversion unit. The luminance information acquiring unit is configured to acquire input luminance information of inputted multi-gradation monochromatic image data. The hue information substituting unit is configured to substitute the acquired input luminance information with hue information to generate hue data. The color conversion unit is configured to convert the hue data into a color space for printing to generate multi-gradation color image data. | 03-26-2015 |
20150379380 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND STORAGE MEDIUM STORING PROGRAM - When printing an image displayed by the function of an application, rendering information for rendering an object is determined based on drawing information including the drawing position and size of the object of the image in a first layer constituted by a script instruction set which is translated to be able to execute the script instruction set by a processor when executing the application and is executed by the processor. The object is rendered in accordance with the determined rendering information in a second layer constituted by an instruction set which is translated in advance to be able to execute the instruction set by the processor. | 12-31-2015 |