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| Number | Title | Issue Date |
| 7755659 | Laser printer for braille A laser printer for Braille that obviates the need for embossing mechanisms and specialized paper. A laser printer for Braille according to the present teachings increases an amount of a toner that adheres to an area of a paper that corresponds to the Braille elemen... | 07/13/2010 |
| 7728864 | Recording method for optical disc device An optical disc device recording method, which includes determining whether or not a recording process that records information on a label surface of an optical disc has failed, detecting a recording failure position at which the recording process has failed when th... | 06/01/2010 |
| 7710447 | Optical disk image forming apparatus and optical disk image forming method An optical disk image forming apparatus that forms an image on an optical disk, comprises: an optical disk drive that includes a rotating unit for rotating an optical disk and a laser light irradiating unit being movable in a radial direction of the optical disk; an... | 05/04/2010 |
| 7602411 | Image forming apparatus An image forming apparatus receives halftone print data through an inputting section. A dot forming section irradiates the charged surface of an image bearing body with light to form a plurality of lines of dots in accordance with the halftone data. Dots on a same l... | 10/13/2009 |
| 7450144 | Image forming apparatus A photo-printing system includes a laser exposure unit, a reference clock generation unit, an image input unit, and a controller. The image input unit receives first pixel data and second pixel data to be expressed after the first pixel in accordance with image data... | 11/11/2008 |
| 7400339 | Method and system for automatically compensating for diagnosed banding defects prior to the performance of remedial service A system that extends the operational effectiveness of an image reproduction machine without requiring downtime for service by personnel includes a detection subsystem that monitors components of an image reproduction system for detecting a banding defect in the ima... | 07/15/2008 |
| 7394479 | Pulsed laser printing The present disclosure includes systems and techniques relating to pulse laser printing. In general, in one implementation, an apparatus includes: a laser operable to produce a pulsed printing beam; an optics assembly operable to focus and direct the pulsed printing... | 07/01/2008 |
| 7388694 | Method, program and system for image drawing Laser information is prepared which indicates the irradiation interval and intensity level to be irradiated on an optical disc in advance. Then, when image drawing is indicated together with the indication of the forming spacing for pits, a laser is controlled so as... | 06/17/2008 |
| 7369150 | Method, system and program product for amplitude modulated multiple pel print quality enhancement Disclosed is a method, system and program product for performing multiple-pel print quality enhancement (PQE) using amplitude modulation. A determination is made of an adjusted peak amplitudes value of each pel of an image. At least two adjacent pels are then groupe... | 05/06/2008 |
| 7366360 | Image synthesization method An image synthesization method, whereby a plurality of images, each of which has a partially overlapping image area, are synthesized to create a single synthetic image, comprises a determination step of inputting a plurality of image data sets that correspond to the... | 04/29/2008 |
| 7366238 | Noise filter for video processing A noise filter for a video processing system includes a block selector, a cost calculator, a cost table, a cost comparator, and a coefficient filter. The block selector is coupled to receive data from the quantization unit and selects blocks for additional filtering... | 04/29/2008 |
| 7359530 | Object-based raster trapping Trapping graphics during pre-press workflow involves intensive computation. In this invention, the trapping engine uses simple bounding boxes, colors, and temporal order information, to eliminate the possibility of trapping many pairs of objects without ever having ... | 04/15/2008 |
| 7358980 | Imaging device and methods In an embodiment, a region of a photoconductor is exposed to light having an intensity below a threshold sufficient to produce a marking-material-free region or a marking material containing region. ... | 04/15/2008 |
| 7347525 | Systems and methods for compensating for streaks in images Defects in an image may give rise to visible streaks, or one-dimensional defects in an image that run parallel to the process direction. One known method for compensating for streaks introduces a separate tone reproduction curve for each pixel column in the process ... | 03/25/2008 |
| RE40170 | Multi-tone image processing method and apparatus A multi-tone image processing method and apparatus in which mutually dissimilar tone levels are realized by changing the additive condition of recording energy by means of different recording positions, even when the number of recording operations within a specific ... | 03/25/2008 |
| 7333136 | Image processing apparatus for carrying out tone conversion processing and color correction processing using a three-dimensional look-up table When tone conversion processing and color correction processing is carried out on image data obtained by a digital camera, processed image data enabling reproduction of a high quality image can be obtained. A 3DLUT for carrying out the tone conversion processing and... | 02/19/2008 |
| 7327380 | Apparatus for printing a multibit image The invention relates to an apparatus for printing a multibit per pixel image (10) from a halftone binary digital bitmap having pixels having a multibit per pixel image memory for receiving the multibit per pixel image; a lookup table (16) external to ... | 02/05/2008 |
| 7324131 | Method for setting a device for image reproduction on printing plates A method sets up a device for image reproduction on printing plates. The fastening of image reproduction members, their orientation and tolerances, and also tolerances in the positioning of the image reproduction members on a guide or a spindle, lead to mis-position... | 01/29/2008 |
| 7322757 | Inkjet printer having associated printhead, control and memory modules An inkjet printer is provided comprising printhead modules, physically and logically distinct control modules, and logically distinct memory modules. Each printhead module prints a different section of a printing zone. Each control module controls at least one assoc... | 01/29/2008 |
| 7310107 | Method for monitoring image calibration A method for monitoring and adjusting the calibration for an image processing apparatus entails imaging a calibration target to create an image using the image processing apparatus and scanning the image into host software to create an exposure calibration curve. Co... | 12/18/2007 |
| 7304672 | Contour correcting video signal processing apparatus The contour correction processing of a still picture that can suppress the generation of a black edge due to an undershoot in a contour portion is enabled while increasing a feeling for resolution. Moreover, an interpolation device that improves the sharpness of a d... | 12/04/2007 |
| 7298391 | Laser printer for Braille A laser printer for Braille that obviates the need for embossing mechanisms and specialized paper. A laser printer for Braille according to the present teachings increases an amount of a toner that adheres to an area of a paper that corresponds to the Braille elemen... | 11/20/2007 |
| 7292260 | Image forming apparatus and image forming method An image forming apparatus records an image on a photosensitive material by controlling a light emission amount from a plurality of light emission elements that each emit light in accordance with a supplied light emission control signal. The apparatus has a control ... | 11/06/2007 |
| 7286819 | Printing apparatus, print control method, and program product To improve usability by prevent a print output which is not desired by the user from being outputted, for example, whether an image is outputted when a deterioration state exceeds a specific deterioration degree or not is set by an operation panel 1012, and w... | 10/23/2007 |
| 7283680 | Method for image processing by unsharp masking A method for adjusting an image signal by a processor includes providing a first low pass filter and a second low pass filter, generating an energy ratio of a band-pass image signal and the image signal according to the standard deviation of a first low pass signal ... | 10/16/2007 |
| 7274490 | Image forming apparatus with control of maximum output of colorant In an image forming apparatus which forms a color image by superposing cyan, magenta, yellow and black toners on a recording medium, a circuit to limit image signals is provided immediately before a gamma correction circuit which corrects an output characteristic in... | 09/25/2007 |
| 7269296 | Method and apparatus for shoot suppression in image detail enhancement A general shoot suppression method and system for image detail enhancement that provides good suppression in shoot areas while preserving the enhancement (with less or no suppression) in non-shoot areas. Asymmetry checker checks the luminance variation of pixels aro... | 09/11/2007 |
| 7262765 | Apparatuses and methods for utilizing non-ideal light sources A method includes obtaining a measurement of a property of a light source, scanning light from the light source onto a surface, such that the light interacts with the surface, detecting light from the surface to create a picture element, and correcting the picture e... | 08/28/2007 |
| 7257276 | Digital image interpolation method A digital image interpolation method is disclosed which a projection point (x, y) of the original image corresponding to a pixel of the transformed image first is determined. According to neighboring pixels (m, n) of the projection point, Gauss weights Wi | 08/14/2007 |
| 7245311 | Image forming apparatus A photosensitive body has a photosensitive layer. An optical scanning device has a deflector deflecting a light flux emitted from a light source, and scans the surface of the photosensitive body by the thus-deflected light flux. A dot is formed at a center between a... | 07/17/2007 |
| 7245398 | Image-processing device independently controlling each of functions that correct density of image An image-processing device includes an image-reading unit that reads image data from a document optically, an image-recording unit that records the image data read onto recording paper, a first-density-correction unit that corrects first density characteristics that... | 07/17/2007 |
| 7228004 | Method for sharpening a digital image A method of sharpening a digital image having image pixels values includes the steps of: determining a Dmin value, representing a value corresponding to a minimum possible exposure for a system that produced the digital image; for each pixel value in the ... | 06/05/2007 |
| 7221383 | Printer for recording on a moving medium A method for forming a pixel (20) having a predetermined density onto a sensitized recording medium moving in a length direction energizes a pixel exposure source (14) to begin exposure at the leading edge (34) of a pixel (20) and for a f... | 05/22/2007 |
| 7215353 | Method and apparatus for image forming capable of effectively controlling a light beam with a pulse width modulation An image forming apparatus includes a modulation data storage, a pulse width modulator, and an optical writing mechanism. The modulation data storage stores different gray-scale pulse sets. Each set includes gray-scale pulses having pulse widths different from each ... | 05/08/2007 |
| 7206099 | Media/screen look-up-table for color consistency In an image rendering system, a method of compensating for system performance changes related to image attributes includes rendering a diagnostic image, sensing at least one image quality from the diagnostic image, updating an image attribute compensation tone repro... | 04/17/2007 |
| 7199812 | Laser marking method In a marking device, by illuminating a laser beam onto an X-ray film which is a light-photosensitive heat-developing photosensitive material, an inner portion of a surface layer is melted, a cavity is formed, and a dot, which projects a surface out in a convex shape... | 04/03/2007 |
| 7199813 | Photographic printer using hyper-pigment loaded toners A set of color toners for use in an electrophotographic image forming device is disclosed. The set of color toners include a cyan toner having high cyan pigment load, a magenta toner having a high magenta pigment load, and a yellow toner having a high yellow pigment... | 04/03/2007 |
| 7190483 | Image recorder An illumination lens applies a laser beam emitted from a laser light source onto a light valve. The laser beam divided into a number of beams and modulated in the light valve is reflected by a total internal reflection prism so that the optical path thereof is bent,... | 03/13/2007 |
| 7187473 | Image processing method and apparatus, and recording medium used therewith An image processing method matches the gradations of a first output unit and a second output unit which have different gradation-reproduction ranges. The image processing method sets first-output-unit information on the first output unit, sets output-medium informat... | 03/06/2007 |
| 7187637 | Opto-mechanical adjustment based on sensing label side of optical disc Opto-mechanical adjustment based on sensing the label side of an optical disc is disclosed. The label side of the optical disc is first sensed with an opto-mechanical system. The opto-mechanical system is then adjusted, based on the label side of the optical disc as... | 03/06/2007 |
