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| Number | Title | Issue Date |
| 7995086 | Image forming apparatus, image forming method and image processing apparatus An image forming apparatus includes a laser array in which n light emitting sources are arrayed, an image-input converting unit configured to create, for each of channels of the laser array, a recording pattern for executing PWC from input image data and extract rec... | 08/09/2011 |
| 7986334 | Image forming apparatus, optical writing device, and optical writing method An image forming apparatus includes a plurality of image carriers and an optical writing device including light sources that emit light beams of different wavelengths, a deflector that deflects the light beams emitted from the light sources and synthesized on an ide... | 07/26/2011 |
| 7898561 | MEMS mirror system for laser printing applications A MEMS mirror for a laser printing application includes providing a CMOS substrate including a pair of electrodes, and providing a reflecting mirror moveable over the substrate and the electrodes. Voltages applied to the electrodes create an electrostatic force caus... | 03/01/2011 |
| 7868909 | Method and apparatus for multi-beam exposure A multi-beam exposure apparatus of the present invention includes a two-dimensional light modulator which is configured to project plural exposure beam spots onto an exposure surface, the plural exposure beam spots being arranged in parallel with the scanning direct... | 01/11/2011 |
| 7764302 | Electrooptic device An electrooptic device having a simple structure that can efficiently increase deflection of a beam is provided. The device includes: an electrooptic crystal (11) having an electrooptic effect; an electrode pair of a positive electrode (12) and a negat... | 07/27/2010 |
| 7755657 | Method for high precision printing of patterns The present invention includes a method to print patterns with improved edge acuity. The method for printing fine patterns comprises the actions of: providing an SLM and providing a pixel layout pattern with different categories of modulating elements, the categorie... | 07/13/2010 |
| 7751107 | Light scanning device and image forming apparatus A light scanning device includes: a light source; an aperture stop regulating a width of a light beam emitted from the light source; a deflector deflecting and scanning the light beam emitted from the light source; at least one scanning lens forming an image on a sc... | 07/06/2010 |
| 7719737 | Optical scanning device, image forming apparatus and liquid crystal device driving method An optical scanning device includes a laser-beam-phase-modulatable liquid crystal device. The liquid crystal device has stripe-like electrode patterns arranged in one direction, with a provision of a part for changing an effective value of a driving voltage separate... | 05/18/2010 |
| 7643048 | Image transfer apparatus The image transfer apparatus includes a transmission type image display device, a light source and a parallel rays generating element, and light that is irradiated from the light source, made into substantially parallel rays by the parallel rays generating element, ... | 01/05/2010 |
| 7643050 | Optical signal generating apparatus, optical signal generating method, and image forming apparatus An information recording apparatus for recording image information on an image forming body, the apparatus including: a light source for emitting light; a light valve of diffraction grating type, for modulating the light emitted from the light source according to th... | 01/05/2010 |
| 7643049 | Method for manufacturing recording media, method for manufacturing production plate used when manufacturing recording media, apparatus for manufacturing recording media, and apparatus for manufacturing production plate used when manufacturing recording media When manufacturing a recording medium, a material layer 12 formed on a substrate 11 that composes the recording medium is exposed to a laser beam in accordance with a recording pattern. The material layer 12 has a predetermined reflectivity for ... | 01/05/2010 |
| 7589755 | Apparatus and method for recording image on photosensitive material A spatial light modulator has a plurality of grating elements. Each grating element can be switched between a diffracting state and a reflecting state, and only zeroth order light beams from the spatial light modulator are directed onto photosensitive material. An i... | 09/15/2009 |
| 7589754 | Printer After a voltage of opposite polarity is applied between electrodes of liquid crystal shutters for each of an odd number of colored lights emitted cyclically, a dummy operation of the liquid crystals is performed during a wait period until a next write command pulse ... | 09/15/2009 |
| 7453486 | Pulse light pattern writer Apparatus for transmitting information at a data rate, such as for recording an image on a photosensitive surface, including a pulsed light source that produces pulsed light having a pulsed repetition rate and a modulator that asynchronously modulates the pulsed lig... | 11/18/2008 |
| 7436424 | Light beam scanning apparatus and image forming apparatus with parallel modulating and driving channels An image forming apparatus includes a light generator (e.g., laser) generating a scanning light beam and a driver driving the light generator depending on a drive signal to be provided. In this apparatus, data formed of image information at each pixel of each line a... | 10/14/2008 |
| 7423798 | Addressing circuit and method for bi-directional micro-mirror array A control substrate of spatial light modulator for a bi-directional micro mirror array includes a plurality of unit cells, each includes a common electrode at a fixed constant potential and an addressing electrode under the mirror plate on opposite sides of a pivot ... | 09/09/2008 |
| 7405414 | Method and apparatus for patterning a workpiece The present invention relates to a method for creating a pattern on a workpiece sensitive to electromagnetic radiation. Electromagnetic radiation is emitted onto a computer controlled reticle having a multitude of modulating elements (pixels). The pixels are arrange... | 07/29/2008 |
| 7403216 | Film exposure method and apparatus using liquid crystal display A film exposure apparatus employs a liquid crystal display. The film exposure apparatus may reduce the film and plate fabrication cost and time required in a publication printing process and may also enhance printing quality. The apparatus may include an exposure de... | 07/22/2008 |
| 7391430 | Image forming apparatus with led heads staggered in sub-scanning direction In an image forming apparatus, a plurality of light emitting device array units for drawing image data on a photoconductor are arranged in a main scanning direction corresponding to an axial direction of the photoconductor with staggered positioning in a sub-scannin... | 06/24/2008 |
| 7375739 | Image management system operable to manage the formation of dynamically variable images in objects in single shot events A supply chain monitoring system having a laser-based image system usable within an object processing facility to form images in objects, a reader operable to read the images on the objects, and an object tracking system coupled to the reader over a data network. Th... | 05/20/2008 |
| 7369268 | Light source using large area LEDs A printing apparatus (100) for printing digital images onto a photosensitive medium (140) employing, for exposure energy, a light source (20) that uses various arrays of LEDs (32). The printing apparatus (100) may form the print im... | 05/06/2008 |
| 7369149 | Image recording method and image recording device for correcting optical magnification errors An image recording method of recording an image onto an image recording surface by dot patterns by scanning a recording head having recording element units arranged in a direction intersecting a scanning direction, the recording element units having a light source a... | 05/06/2008 |
| 7362480 | Method and system for changing a scanning resolution A method and system for scanning comprises rotating a scanning chassis of an optical scanner to create an acute angle between the scan line and a scanning direction, such that the scanning chassis has two ends, and moving the scanning chassis in the scanning directi... | 04/22/2008 |
| 7362493 | Micromirror and post arrangements on substrates A micromirror of a micromirror array of a spatial light modulator used in display systems comprises a mirror plate attached to a hinge that is supported by two posts formed on a substrate. Also the mirror plate is operable to rotate along a rotation axis that is par... | 04/22/2008 |
| 7360902 | System and method for light source modulation In one embodiment, a method for modulating light in an image display system includes generating a plurality of light beams. The amount of light beams that are received by a modulator is selectively varied, and the modulated light beams are received at the modulator.... | 04/22/2008 |
| 7355618 | Image exposure apparatus An image exposure apparatus of a different angle incident type is provided having a single optical sensor unit for determining the timing for start point synchronization along the main scanning direction, an output level detecting device determining the output level... | 04/08/2008 |
| 7355615 | Optical scanning apparatus The optical scanning apparatus includes a light amount reducing filter such as a neutral density filter which has transmittance ηnd satisfying an expression ηnd=(W1/W0)/(ηAOM×ηref×ηtra | 04/08/2008 |
| 7355777 | Energy storage structures using electromechanically active materials for micro electromechanical systems System and method for storing energy using electromechanically active materials in micro electromechanical systems. A preferred embodiment comprises a movable element, an intermediate layer formed under the movable element, and electrical addressing circuitry formed... | 04/08/2008 |
| 7350758 | Module for mounting a MEMS device A module for mounting a micro-electromechanical system (MEMS) device includes a base having a first support and a second support. The second support has a support guide feature. The module also includes a bracket attached to the MEMS device. The bracket has a centra... | 04/01/2008 |
| 7348111 | Reduction of imaging artifacts in a platesetter having a diffractive modulator A platesetter may have an optical imaging head which includes a diffractive modulator having individually controlled ribbons associated with individual pixels imaged onto a printing plate. One method for reducing artifacts transferred to a medium includes the steps ... | 03/25/2008 |
| 7339714 | Variable blazed grating based signal processing A light processing system includes an array of optical signal processing devices. The array of processing devices are operable to receive at least some of a first signal part and to modulate the first signal part based at least in part on a control signal received f... | 03/04/2008 |
| 7339603 | Exposure device for an electrophotographic apparatus An exposure device for an electrophotographic apparatus including one or more laser light sources which expose an image carrier in accordance with a print information signal supplied from an external information processing apparatus, a resolution switching lens, and... | 03/04/2008 |
| 7340114 | Optical waveguide device and optical modulator An optical waveguide device includes a substrate having an electro-optical effect, an optical waveguide formed on the substrate, an electrode provided for the optical waveguide, a monitoring optical waveguide for guiding part of light outputted from the optical wave... | 03/04/2008 |
| 7336391 | Multi-exposure drawing method and apparatus therefor In a multi-exposure drawing method for drawing a pattern on a drawing surface, using an exposure unit including a plurality of optical modulation elements arranged in a matrix manner, the unit is continuously and relatively moved at a constant velocity with respect ... | 02/26/2008 |
| 7333255 | Laser processing device A laser condensing optical system of the present invention includes a laser beam source which emits a laser beam, a condensing optical system which is arranged between the laser beam source and a medium and condenses the laser beam in the medium, and a laser diverge... | 02/19/2008 |
| 7333127 | Image recording apparatus and image recording method using diffraction grating type light modulator In an image recording apparatus for recording an image by guiding zeroth order diffracted light beams from a plurality of diffraction grating type light modulator elements as signal beams to a recording medium, a transition of each of light modulator elements from a... | 02/19/2008 |
| 7330240 | Imaging system for thermal transfer An optical imaging system is disclosed for selective thermal transfer of a material from a donor film to a substrate. The imaging system includes a light source assembly that is configured to emit a patterned light beam. The patterned light beam includes a plurality... | 02/12/2008 |
| 7327664 | Optical recording apparatus An optical fiber array is constructed by using a plurality of laser modules, which guide a laser beam emitted from a semiconductor laser of a blue color wavelength to an optical fiber, such that beam emitting ends of respective optical fibers are aligned in one row ... | 02/05/2008 |
| 7325932 | Display device, lighting device and projector The object is to provide a display device that is capable of displaying an image with high luminance and a wide color reproduction range under simple control. The display device includes a light source device that emits first to fourth illumination lights, a spatial... | 02/05/2008 |
| 7327377 | Exposure apparatus and method for exposing a photosensitive material with a plurality of exposure heads In order to obtain a preferable image without “stripe-shaped unevenness”, an exposure apparatus comprising first and second exposure heads having light emitting sections emitting light with first and second intensity arranged in main and sub scanning directions ... | 02/05/2008 |
