Patent application number | Description | Published |
20100111547 | IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD - An image-information acquiring unit acquires the image information divided at least in one of a main-scanning direction and a sub-scanning direction. A supply control unit calculates basic-supply patterns of a supply amount of toner and controls the supply amount at a supply point in a developing unit using a toner supply pattern combined with the basic-supply patterns that eliminate temporal variation in toner density of the developer, at the specific point, due to development of the latent image. | 05-06-2010 |
20100165375 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND IMAGE PROCESSING PROGRAM - An image processing apparatus implements appropriate image processing on image data stored in a storage unit of the image processing apparatus easily and efficiently, and distributes the image data to an external apparatus. An image format conversion unit implements image processing such as resolution conversion processing, filter processing, γ correction processing, and halftone processing on image data stored in an HDD serving as an image data storage unit so that the image data conform to conditions, such as image quality and format, specified by an external client apparatus. The image-processed image data are then distributed to the external client apparatus. | 07-01-2010 |
20110141526 | Image output inspection system, image inspection apparatus, and computer program product - An image-output inspection system includes a printer controller that generates output image data subjected to halftone processing in accordance with an input image forming condition specified in a printer language, an image output device that forms an image on an image output medium on the basis of the output image data, and transmits the output image data, an image reader that reads the image output medium, and generates read image data, and an image inspection apparatus that is connected to the image output device, and generates correct image data by restoring image data before subjected to the halftone processing from the output image data, and determines whether a print state of the image output medium is good or not by comparing the correct image data with the read image data. | 06-16-2011 |
20120002984 | Image output apparatus, image test system, and density correction method - An image output apparatus includes: an image forming unit that forms an image on a recording medium; a test-threshold acquiring unit that acquires a test threshold that is a pass-fail criterion for the image test for determining whether the test image data passes or fails the image test; a changing unit that changes a density detection mode of at least one of the image forming unit and the image reading apparatus on the basis of the test threshold; a density correcting unit that corrects density used in an image forming process performed by the image forming unit; and a reference-image-data acquiring unit that acquires the reference image data. | 01-05-2012 |
20120019844 | Image forming apparatus, image forming method, and computer program product - An image forming apparatus includes a first density correction unit that corrects density correction characteristics in correcting density of print image data to be output by using a density correction patch formed in an image forming process; a second density correction unit that corrects the density correction characteristics by using a density correction patch printed on a recording sheet; an image inspection unit that compares an image density of inspection image data obtained by scanning a printed output image with an image density of the print image data to be output, thereby inspecting a magnitude of a density change in the printed output image; and a density control unit that selects one from the first and second density correction units according to the magnitude of the density change and causes the density correction characteristics to be corrected by the selected one from the first and second density correction units. | 01-26-2012 |
20120147397 | Image Checking Device, Printing System, Image Checking Method, And Computer Program Product. - An image checking device checks a printed image printed out on a printing medium. The image checking device includes a data acquiring unit that acquires checking-image data, original reference image data input to an image forming device, and, from an attribute-information storage unit of the image forming device, attribute information about a printing medium; a correction-parameter storage unit that stores therein a correction parameter corresponding to the attribute information; an image generating unit that reads, from the correction-parameter storage unit, a correction parameter corresponding to the attribute information, corrects the original reference image data by using the correction parameter, and generates corrected reference image data; and an image checking unit that compares the checking-image data with the corrected reference image data by using a pre-set value to determine the degree of matching between the checking-image data and the corrected reference image data, thereby performing image checking on the printed image. | 06-14-2012 |
20120327467 | APPARATUS, METHOD AND PROGRAM FOR IMAGE PROCESSING CAPABLE OF ENHANCING USABILITY OF IMAGE DATA - An image processing apparatus includes a generator, a storage, an image data format converter, and a sender. The generator generates print image data for printing an image, based on image data sent from an external device. The storage stores the print image data. The image data format converter converts the print image data into image data in a format handled by an external device. The sender sends the converted image data via an IP (internet protocol) network to the external device. The image data format converter performs one of color space conversion, expansion, compression, resolution conversion, filtering, halftone processing, density gamma conversion, and noise removal in accordance with parameters determined based on at least one of property information of the print image data and property information requested by the external device. | 12-27-2012 |
20130016374 | IMAGE TEST APPARATUS, IMAGE TEST SYSTEM, AND IMAGE TEST METHODAANM KAWAMOTO; HiroyukiAACI KanagawaAACO JPAAGP KAWAMOTO; Hiroyuki Kanagawa JPAANM Kitai; TadashiAACI KanagawaAACO JPAAGP Kitai; Tadashi Kanagawa JPAANM Kaneko; HitomiAACI SaitamaAACO JPAAGP Kaneko; Hitomi Saitama JPAANM Kojima; KeijiAACI KanagawaAACO JPAAGP Kojima; Keiji Kanagawa JPAANM Ishizaki; HiroyoshiAACI KanagawaAACO JPAAGP Ishizaki; Hiroyoshi Kanagawa JPAANM Miyamoto; KeiichiAACI KanagawaAACO JPAAGP Miyamoto; Keiichi Kanagawa JP - An image test apparatus includes a color-image-data acquiring unit that acquires color image data being data of an image to be formed with a color material; a master-image-data generating unit that converts the color image data depending on transparent image data being data of an image to be formed with a transparent color material, thereby generating master image data; and an image testing unit that tests, using the master image data, a test image data which is generated by optically reading a print image from a printed matter on which the print image based on the color image data and the transparent image data has been printed. | 01-17-2013 |
20130044342 | APPARATUS, SYSTEM, AND METHOD OF INSPECTING IMAGE, AND RECORDING MEDIUM STORING IMAGE INSPECTION CONTROL PROGRAM - An inspection apparatus obtains a correction parameter for correcting the positional shift between a previously read image and a master image, and corrects one of a currently read image or a master image using the correction parameter for the previously read image, before comparing between the currently read image and the master image to detect the positional shift in the currently read image. | 02-21-2013 |
20130044347 | APPARATUS, SYSTEM, AND METHOD OF INSPECTING IMAGE, AND RECORDING MEDIUM STORING IMAGE INSPECTION CONTROL PROGRAM - An inspection apparatus, inspection system, inspection method, and inspection control program stored in a recording medium, each of which sets a reference point in a master image and a read image read from a printed image, which is to be used for detecting the positional shift between the read image and the master image, based on determination whether a pattern previously added to the printed image for detecting the positional shift is available or can be used to effectively detect the positional shift. | 02-21-2013 |
20130136315 | IMAGE INSPECTION APPARATUS, IMAGE FORMING APPARATUS, IMAGE INSPECTION METHOD, AND IMAGE INSPECTION PROGRAM - An image inspection method and apparatus for inspecting images output on sheets including a reference white plate disposed at a position of the transport route of sheet while facing a scan position for scanning a sheet; a contact glass disposed opposite the reference white plate; an image scanning device fixed facing the scan position to conduct a scanning operation through the contact glass, a noise detector to detect a first noise image in a blank area of the inspection sheet by scanning the blank area of the inspection sheet, and a second noise image in the reference white plate by scanning the reference white plate; and a stain source determination unit to determine a noise origin from the contact glass or the reference white plate. | 05-30-2013 |
20130250319 | IMAGE INSPECTION METHOD, IMAGE INSPECTION APPARATUS, AND RECORDING MEDIUM STORING IMAGE INSPECTION CONTROL PROGRAM - An image inspection apparatus obtains a threshold value indicating an allowable range of offset differences between an output target inspection image and a pre-provided inspection image, and determines whether to inspect a read image obtained by reading an output target image formed on a recording sheet having a pre-provided image, using the threshold value. | 09-26-2013 |
20130250369 | APPARATUS, SYSTEM, AND METHOD OF INSPECTING IMAGE, AND RECORDING MEDIUM STORING IMAGE INSPECTION CONTROL PROGRAM - An apparatus, system, method, and a non-transitory recording medium storing an image inspection control program, each of which is capable of inspecting a printed image based on comparison between a read image read from the printed image and an inspection image. As a portion of the read image is obtained, the size of the obtained portion of the read image is corrected to match the size of the inspection image, using a magnification ratio previously obtained. After matching the sizes of the read image and the inspection image, the read image is compared with the inspection image to inspect the read image. | 09-26-2013 |
20130250370 | APPARATUS, SYSTEM, AND METHOD OF INSPECTING IMAGE, AND RECORDING MEDIUM STORING IMAGE INSPECTION CONTROL PROGRAM - An apparatus, system, method, and non-transitory recording medium storing an image inspection control program, each of which is capable of inspecting a printed image are provided. While generating an inspection image to be used for inspecting a read image obtained by reading the printed image, attribute data indicating, for each pixel in the inspection image, whether the pixel belongs to drawing data in the inspection image is generated. The attribute data is used to process inspection of the read image based on comparison between the read image and the inspection image. | 09-26-2013 |
20130250377 | IMAGE READING DEVICE, APPARATUS INCLUDING IMAGE READING DEVICE, IMAGE READING CONTROLLING METHOD, AND RECORDING MEDIUM STORING IMAGE READING CONTROL PROGRAM - An image reading device includes an imaging device including a plurality of imaging elements, and a calibration plate having a surface on which a plurality of color patches is formed, and a processor that instructs the imaging device to read the plurality of color patches while changing a relative position between the plurality of color patches and the plurality of imaging elements, to output reading results of the plurality of color patches. | 09-26-2013 |
20130250378 | IMAGE READING DEVICE, APPARATUS INCLUDING IMAGE READING DEVICE, IMAGE READING CONTROLLING METHOD, AND RECORDING MEDIUM STORING IMAGE READING CONTROL PROGRAM - An image reading device includes an imaging device including a plurality of imaging elements, a color measuring unit that detects color of an object at a color measurement area, a calibration plate having a surface on which a plurality of color patches is formed, and a processor that causes the color measuring unit to read the plurality of color patches while changing a relative position between the plurality of color patches and the plurality of imaging elements to output color measurement results of the plurality of color patches, and generates a set of reference values for the plurality of color patches based on the color measurement results of the plurality of colors. The set of reference values are compared with the reading results of the plurality of color patches to generate a set of correction values for correcting the reading results of the plurality of color patches. | 09-26-2013 |
20140313538 | APPARATUS, SYSTEM, AND METHOD OF INSPECTING IMAGE, AND RECORDING MEDIUM STORING IMAGE INSPECTION CONTROL PROGRAM - An inspection apparatus, inspection system, inspection method, and inspection control program stored in a recording medium, each of which sets a reference point in a master image and a read image read from a printed image, which is to be used for detecting the positional shift between the read image and the master image, based on determination whether a pattern previously added to the printed image for detecting the positional shift is available or can be used to effectively detect the positional shift. | 10-23-2014 |
20140320872 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND IMAGE PROCESSING PROGRAM - An image processing apparatus implements appropriate image processing on image data stored in a storage unit of the image processing apparatus easily and efficiently, and distributes the image data to an external apparatus. An image format conversion unit implements image processing such as resolution conversion processing, filter processing, γ correction processing, and halftone processing on image data stored in an HDD serving as an image data storage unit so that the image data conform to conditions, such as image quality and format, specified by an external client apparatus. The image-processed image data are then distributed to the external client apparatus. | 10-30-2014 |