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| Number | Title | Issue Date |
| 7787163 | Method of sharpening an RGB image for sending to a printhead The invention provides for a method of sharpening an image to be sent to a printhead. The method includes the steps of receiving an RGB (red, green, blue) data set indicative of the image, and deriving an initial luminance channel from the received data set. The met... | 08/31/2010 |
| 7433079 | Image processing apparatus and method Image correction requires experience, and an image cannot be desirably corrected by an inexperienced user. Automatic image correction is done based on the analysis result of a histogram or the like. More appropriate image correction can be applied in consideration o... | 10/07/2008 |
| 7375851 | State-space based modeling of pixel elements of a dynamically varying color marking device The color management system comprises a state-space based model for a pixel element in a dynamically varying color marking device. A sensor measures the color of the printed output for construction of a selected set of sensitivity functions representative of color o... | 05/20/2008 |
| 7365889 | System and method for transparency optimization One embodiment pertains to analyzing a document that is to be printed on a transparency, determining whether the document formatting is optimized for transparency printing, and alerting a user if the document formatting is not optimized for transparency printing. An... | 04/29/2008 |
| 7359100 | Image correction method, program, and apparatus An image correction method of this invention includes a step of identifying a first pixel that satisfies one of predetermined conditions as to a pixel level, which are set for each color component, among pixels included in a specific image; a step of identifying a s... | 04/15/2008 |
| 7355648 | Camera having a through the lens pixel illuminator A camera comprising: a photosurface comprising light sensitive pixels that generate signals responsive to light incident thereon and optics that focus an image of a scene onto the photosurface; and an illumination system for illuminating the scene, the illumination ... | 04/08/2008 |
| 7355755 | Image processing apparatus and method for accurately detecting character edges An image processing apparatus includes an edge amount calculating device configured to calculate edge amounts of an image in a plurality of directions for each of a plurality of frequency bands of the image. A character edge area determination device determines, bas... | 04/08/2008 |
| 7356195 | System and method for estimating image sharpness A method for determining image sharpness estimation of an image. Image data for at least one column of pixels and at least one row of pixels of the image is sampled. A first filter is applied on sequential differences of sampled image data resulting in a first filte... | 04/08/2008 |
| 7339699 | Image processing apparatus An image processing apparatus includes a first sensor having a plurality of reading elements arranged in the primary scanning direction, a second sensor disposed in parallel with the first sensor and by a predetermined lines in the secondary scanning direction, an i... | 03/04/2008 |
| 7327492 | Image processing device and image processing method In a black character detection processing, RGB data read from a line buffer is converted into YIQ data. For a subject pixel, a subject area centered on the subject pixel is set, and a judgment pixel that has the lowest brightness in the subject area is set. Then, a ... | 02/05/2008 |
| 7324165 | [Automatic contrast limiting circuit and method thereof with spatial domain infinite impulse response filter] An automatic contrast limiting circuit and method thereof with spatial domain infinite impulse response filter are disclosed. A spatial domain infinite impulse response filter is adapted to generate an output value of the spatial domain infinite impulse response fil... | 01/29/2008 |
| 7310167 | Color converting device emphasizing a contrast of output color data corresponding to a black character A color converting device converts input CMYK data into output color data in a predetermined different format. The color converting device comprises a contrast emphasizing unit emphasizing a contrast of the output color data corresponding to the CMYK data representi... | 12/18/2007 |
| 7289681 | Method of sharpening image using luminance channel A method for sharpening an image, the method including the steps of: (a) receiving a data set including at least one colour plane indicative of the image; and (b) extracting an initial luminance channel from the data set, the initial luminance channel being in a col... | 10/30/2007 |
| 7265785 | Imaging apparatus and method that provide high resolution under low illumination without substantial S/N degradation An imaging apparatus provides minimal S/N degradation with a high resolution at low illumination. The imaging apparatus includes a CCD, a gain adjusting section, an LPF for performing smoothing on an output signal of the gain adjusting section, and a control section... | 09/04/2007 |
| 7263221 | Image processing for image correction In the processing of image data, image data are analyzed to determine a characteristic of the image, and the characteristic and a first correction parameter in correspondence to the characteristic are displayed in a screen of a display device. A second correction pa... | 08/28/2007 |
| 7248288 | Signal processing apparatus and method for reducing jaggedness on color image edge and image sensing apparatus having same In a signal processing apparatus for processing an image signal, a hue difference between adjoining pixels is detected by a color image edge detector, and an aperture control main gain circuit amplifies a luminance signal using a gain determined on the basis of the ... | 07/24/2007 |
| 7245780 | Group average filter algorithm for digital image processing This present invention discloses a system and method for enhancing images of barcodes and other similar objects taken by the digital camera connected to or embedded in a mobile device. This filter works by converting the image into its equivalent gray scale. The alg... | 07/17/2007 |
| 7242494 | Printing device, printing method, and computer-readable storage medium for printing using multiple printers A printing device includes a first printer and a second printer which continuously print one or plural pieces of printing data onto a printing medium. In the printing device, the second printer includes a reading sensor, the first printer first prints the one or plu... | 07/10/2007 |
| 7242816 | Group average filter algorithm for digital image processing This present invention discloses a system and method for enhancing images of barcodes and other similar objects taken by the digital camera connected to or embedded in a mobile device. This filter works by converting the image into its equivalent gray scale. The alg... | 07/10/2007 |
| 7239735 | Pattern inspection method and pattern inspection device In this pattern inspection device, the optical scanning section scans the inspected pattern using a laser beam. A photoelectric image processing section generates an image of the inspected pattern. A reference image generation section calculates the gray level of ea... | 07/03/2007 |
| 7236263 | Image processing system and method for improved color conversion A system and method for processing image data generates color image data from a scanned image, the color image data including RGB data, converts the RGB data to CMY data, and translates the CMY data for the pixel to CMYK data. A weighting coefficient is set for a pi... | 06/26/2007 |
| 7227989 | Image processing for image correction In the processing of image data, image data are analyzed to determine a characteristic of the image, and the characteristic and a first correction parameter in correspondence to the characteristic are displayed in a screen of a display device. A second correction pa... | 06/05/2007 |
| 7199904 | Printer having image correcting capability A printer in which difference in color tone or contrast between a picture displayed on a display and a picture printed by the printer device is suppressed to a minimum. The display is preferably integrated with the printer. The printer includes an image data inputti... | 04/03/2007 |
| 7187807 | Apparatus for sharpening an image using a luminance channel An apparatus for sharpening an image, the apparatus including a processor adapted to receive a data set including at least one color plane indicative of the image; and the processor extracting an initial luminance channel from the data set, the initial luminance cha... | 03/06/2007 |
| 7173732 | Image processing method An image processing method of subjecting image data having been supplied to image processing so as to arrange the image data as output image data has the steps of: performing a verification for adjusting image processing conditions when necessary referring to a fini... | 02/06/2007 |
| 7173734 | Intercolor bleed reduction in liquid ink printers A system and method for detecting edge locations where intercolor bleeding would likely be a problem, and reducing the amount of ink printed at those locations. The method operates on image data including a set of pixels with each pixel having multiple separation va... | 02/06/2007 |
| 7170633 | Imaging apparatus In an imaging apparatus such as a digital still camera, a scene is judged with using an image data outputted from an area sensor in a preparation state in which an image displayed on a monitor display serves as a viewfinder, and another image data to be recorded in ... | 01/30/2007 |
| 7170638 | Method, system and recording medium for image processing Image processing according to a sensation expression can be carried out regardless of differences in output media or viewing conditions. An editing instruction for image data is generated by editing instruction means in a personal computer according to a sensation e... | 01/30/2007 |
| 7164504 | Image processing apparatus, image processing method and computer program product for image processing An image processing apparatus processes image data which is obtained by reading an halftone dot image. In the image processing apparatus, the image data is separated into the image data corresponding to halftone dots which form the halftone dot image and other image... | 01/16/2007 |
| 7164486 | Image forming apparatus, expansion box for image forming apparatus and image editing system An image editing system having an image forming apparatus and an expansion box. The image forming apparatus includes an image inputting part which inputs the original image as an image, an image processing part which converts image information of an input color coor... | 01/16/2007 |
| 7161636 | Vertical sharpness adjustment device and TV receiver therewith A vertical sharpness adjustment device with which a viewer of a TV receiver can choose a degree of vertical sharpness adjustment to enhance a contour of a picture in vertical direction is offered. The vertical sharpness adjustment device includes a terminal to which... | 01/09/2007 |
| 7148997 | Image processing apparatus and method This invention provides an image processing apparatus which simplifies the circuit arrangement required for edge emphasis correction. For this purpose, the apparatus has a first color conversion unit (102) for color-separating input image data into lightness ... | 12/12/2006 |
| 7133565 | Image processing apparatus and method This invention has as its object to provide an image processing apparatus and method which can efficiently compress an image while maintaining high image quality, and a storage medium for implementing the method. To accomplish this, an apparatus has a text area dete... | 11/07/2006 |
| 7133157 | Image processing method and apparatus An image processing method for obtaining processed color image signals from image signals on a silver halide photosensitive material, having the following steps: transforming color image signals into a luminance signal and color information signals; applying a high-... | 11/07/2006 |
| 7116446 | Restoration and enhancement of scanned document images Processing of a pixel in a digital image includes performing inverse halftoning on the pixel with respect to a local pixel neighborhood; and performing selective sharpening on the inverse halftoned pixel with respect to the local pixel neighborhood. ... | 10/03/2006 |
| 7113193 | Method for color transition detection A hand-manipulated prop is picked-up via a single video camera, and the camera image is analyzed to isolate the part of the image pertaining to the object for mapping the position and orientation of the object into a three-dimensional space, wherein the three-dimens... | 09/26/2006 |
| 7102785 | Profile producing method and profile producing apparatus There are disclosed a profile producing method and a profile producing apparatus for producing a profile in a device for mediating between image data including color data and a color image, such as a color scanner and a color printer. In the process of producing the... | 09/05/2006 |
| 7098964 | Apparatus and method for slope-enhancement of signal transitions in television pictures A time-discrete picture signal is formed from an analog picture signal, such as a luminance signal or a chrominance signal. Corresponding to the time-discrete picture signal, a time-discrete filter signal is formed, specifically a so-called “peaking signal,” whi... | 08/29/2006 |
| 7088351 | Real time image enhancement with adaptive noise reduction and edge detection Systems and methods for controlling a display device include receiving a source video signal from a video source; storing video pixels in one or more line buffers; enhancing the video signal on the fly using data stored in the line buffers; if image enhancement is n... | 08/08/2006 |
| 7085009 | Image processing apparatus and method This invention provides an image processing apparatus which simplifies the circuit arrangement required for edge emphasis correction. For this purpose, the apparatus has a first color conversion unit (102) for color-separating input image data into lightness ... | 08/01/2006 |
