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Hirota

Atsushi Hirota, Chuo-Shi JP

Patent application numberDescriptionPublished
20110169807PLASMA DISPLAY PANEL AND DRIVE METHOD THEREFOR - A plasma display panel and a drive method therefor, which can enhance a representation capability when displaying a dark image. The plasma display panel includes fluorophor layers containing magnesium oxide. The drive method includes a reset step to initialize all the pixel cells into states of one of a light-up mode and a light-off mode, and an address step in which the pixel cells are caused to perform address discharges selectively in accordance with pixel data, which are successively executed in each of a head subfield and a second subfield within a one-field display period. In reset step, a voltage that sets row electrodes on one side, in the row electrode pairs as an anode and sets the column electrodes set as a cathode is applied between the row electrodes on the one side and the column electrodes.07-14-2011
20110169875PLASMA DISPLAY PANEL AND DRIVE METHOD THEREFOR - A plasma display panel and a drive method therefor, which can enhance a representation capability when displaying a dark image. The plasma display panel includes fluorophor layers containing magnesium oxide. The drive method includes a reset step to initialize all the pixel cells into states of one of a light-up mode and a light-off mode, and an address step in which the pixel cells are caused to perform address discharges selectively in accordance with pixel data, which are successively executed in each of a head subfield and a second subfield within a one-field display period. In reset step, a voltage that sets row electrodes on one side, in the row electrode pairs as an anode and sets the column electrodes set as a cathode is applied between the row electrodes on the one side and the column electrodes.07-14-2011
20110169876PLASMA DISPLAY PANEL AND DRIVE METHOD THEREFOR - A plasma display panel and a drive method therefor, which can enhance a representation capability when displaying a dark image. The plasma display panel includes fluorophor layers containing magnesium oxide. The drive method includes a reset step to initialize all the pixel cells into states of one of a light-up mode and a light-off mode, and an address step in which the pixel cells are caused to perform address discharges selectively in accordance with pixel data, which are successively executed in each of a head subfield and a second subfield within a one-field display period. In reset step, a voltage that sets row electrodes on one side, in the row electrode pairs as an anode and sets the column electrodes set as a cathode is applied between the row electrodes on the one side and the column electrodes.07-14-2011

Etsurou Hirota, Shiga JP

Patent application numberDescriptionPublished
20120021231INTERMEDIATE FILM FOR LAMINATED GLASS, AND LAMINATED GLASS - The present invention aims to provide an interlayer film for a laminated glass providing excellent overall sound insulation at temperatures in the wide range of from 10 to 60° C.01-26-2012

Jun Hirota, Kanagawa-Ken JP

Patent application numberDescriptionPublished
20110193049MEMORY DEVICE AND METHOD FOR MANUFACTURING SAME - According to one embodiment, a method for manufacturing a memory device is disclosed. The method includes forming a silicon diode. At least an upper portion of the silicon diode is made of a semiconductor material containing silicon and doped with impurity. The method includes forming a metal layer made of a metal on the silicon diode. The method includes forming a metal nitride layer made of a nitride of the metal on the metal layer. The method includes forming a resistance change film. In addition, the method includes reacting the metal layer with the silicon diode and the metal nitride layer by heat treatment to form an electrode film containing the metal, silicon, and nitrogen.08-11-2011
20110227025SEMICONDUCTOR MEMORY DEVICE AND METHOD OF MANUFACTURING SAME - According to one embodiment, a semiconductor memory device includes a word line interconnection layer, a bit line interconnection layer and a pillar. The word line interconnection layer includes a plurality of word lines which extend in a first direction. The bit line interconnection layer includes a plurality of bit lines which extend in a second direction crossing over the first direction. The pillar is arranged between each of the word lines and each of the bit lines. The pillar includes a silicon diode and a variable resistance film, and the silicon diode includes a p-type portion and an n-type portion. The word line interconnection layer and the bit line interconnection layer are alternately stacked, and a compressive force is applied to the silicon diode in a direction in which the p-type portion and the n-type portion become closer to each other.09-22-2011
20110233506NONVOLATILE MEMORY DEVICE AND METHOD FOR MANUFACTURING SAME - According to one embodiment, a nonvolatile memory device includes a first electrode, a second electrode, a resistance change portion and a select element. The resistance change portion is provided between the first electrode and the second electrode and configured to transition between a first resistance state and a second resistance state. The select element is provided between the resistance change portion and the first electrode and has a p-layer including a p-type semiconductor, an i-layer including an intrinsic semiconductor, and an n-layer including an n-type semiconductor. The select element contains an impurity having a smaller bandgap energy than the intrinsic semiconductor, and a concentration peak of the impurity in the i-layer is placed in a center portion of layer thickness of the i-layer.09-29-2011
20120091414SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME - According to one embodiment, a semiconductor device includes a plurality of silicon films. The plurality of silicon films are disposed on one plane and are made of polysilicon containing an impurity. A crystal orientation of each of the silicon films is a (311) orientation.04-19-2012

Jun'Ichi Hirota, Hirosaki JP

Patent application numberDescriptionPublished
20110259399Electric Power Generation Method Using Solar Cells and Photovoltaic Power Generation System - A photovoltaic power generation system includes a plurality of power generation panels and a power conditioner. The power generation panels and a radiation source are placed in a solar cell storage room buried typically in the ground. The radiation source includes radioactive waste generated in reprocessing of spent nuclear fuel. Each power generation panel has a phosphor member and a moderator member, which are disposed in that order on solar cells placed on a board. Radiation (for example, a gamma ray) emitted from the radiation source is injected on the power generation panel and is moderated by the moderator member. When the gamma ray with the reduced energy (below 100 keV) is injected on the phosphor member, it emits visible light. When the visible light is injected on the solar cells, electric power is generated.10-27-2011

Kazuhide Hirota, Moriyama-Shi JP

Patent application numberDescriptionPublished
20110216267AREA LIGHT SOURCE DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE - An area light source device has a light guide plate having a light incident surface and a light exit surface, wherein the light guide plate spreads light introduced from the light incident surface to substantially the entire light exit surface, and exits the light to outside from the light exit surface, and a linear light source arranged facing the light incident surface of the light guide plate. A diffusion pattern diffuses and reflects the light in the light guide plate within a surface parallel to the light incident surface is formed on the light exit surface of the light guide plate. A deflection pattern reflects the light in the light guide plate within a plane perpendicular to the light incident surface and the light exit surface to deflect the light in a direction perpendicular to the light exit surface little by little, and diffuses and reflects the light in the light guide plate within a surface parallel to at least the light incident surface is formed on a surface on the side opposite to the light exit surface of the light guide plate.09-08-2011
20110286238SURFACE LIGHT SOURCE DEVICE - A light guide plate includes a light introducing portion which is positioned facing a point light source and which confines light, and a light guide plate body which is thinner than a maximum thickness of the light introducing portion and which causes a light exit means to emit the confined light outward. The light introducing portion has an inclined face which is inclined from a portion having the maximum thickness to a surface of the light guide plate body. The inclined face includes a directivity converting pattern for converting a directional characteristic of the light that has entered the light introducing portion. The directivity converting pattern's structure includes a plurality of V-shaped grooves. An inscribed circle of the directivity converting pattern passes through both ends of a light exit window of the point light source.11-24-2011
20110304784AREA LIGHT SOURCE DEVICE AND STEREOSCOPIC DISPLAY DEVICE - An area light source device has a first light guide plate, a first light source arranged facing a first end of the first light guide plate, a second light guide plate, and a second light source arranged facing a first end of the second light guide plate, the first light guide plate and the second light guide plate being overlapped to configure a light guide body. The first light guide plate and the second light guide plate are overlapped so that the first end face of the first light guide plate and a second end face positioned on an opposite side of the first end face of the second light guide plate are positioned on the same side.12-15-2011

Kazuo Hirota, Osaka JP

Patent application numberDescriptionPublished
20110168628POLYAMIDE HOLLOW FIBER MEMBRANE, AND PRODUCTION METHOD THEREOF - A hollow fiber membrane is produced through a thermally induced phase separation process by dissolving a highly hydrophilic polyamide resin in a high-boiling-point solvent such as an aprotic polar solvent at a temperature of not lower than 100° C. The hollow fiber membrane has a membrane surface having a water contact angle of not greater than 80 degrees, and has a water permeability of not less than 100 L/m07-14-2011

Kusato Hirota, Otsu-Shi JP

Patent application numberDescriptionPublished
20110259389FILM FOR BACKSIDE SEALING SHEET FOR SOLAR CELLS - A film for solar battery backside sealing sheet includes a resin layer containing a resin produced by copolymerizing an acrylic polyol resin, an ultraviolet absorber, and a photostabilizing agent, along with an antistatic agent, laminated to at least one side of a base film, wherein the antistatic agent in the resin layer accounts for 1 to 30 parts by mass relative to 100 parts by mass of the resin produced by copolymerizing an acrylic polyol resin, an ultraviolet absorber, and a photostabilizing agent.10-27-2011

Kusato Hirota, Otsu JP

Patent application numberDescriptionPublished
20110259390FILM FOR SEALING BACK SIDE OF SOLAR CELL, MATERIAL FOR SEALING BACK SIDE OF SOLAR CELL, AND A SOLAR CELL MODULE - A film for solar battery backside sealing component includes a resin layer containing a resin produced by copolymerizing an acrylic polyol resin, an ultraviolet absorber, and a photostabilizing agent, along with a color pigment and a plasticizer, that is laminated to at least one side of a base film.10-27-2011

Masashi Hirota, Hachioji-Shi JP

Patent application numberDescriptionPublished
20110274321IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER-READABLE RECORDING MEDIUM - An image processing apparatus includes: a gradient information calculating unit that calculates gradient information of each of pixels, based on pixel values of an intraluminal image; a closed region creating unit that, based on the gradient information, creates a closed region satisfying a condition where the closed region does not include, on the inside thereof, any pixel of which the gradient strength is equal to or higher than a predetermined value, and also, the boundary of the closed region does not curve toward the interior of the closed region, with a curvature equal to or larger than a predetermined value; and an abnormal part detecting unit that detects an abnormal part from the inside of the closed region.11-10-2011
20120008839IMAGE PROCESSING APPARATUS, METHOD OF PROCESSING IMAGE, AND COMPUTER-READABLE RECORDING MEDIUM - An image processing apparatus includes a reference surface generating unit that generates a reference surface indicating a reference value of each of a plurality of color elements of pixels constituting an intraluminal image at a pixel position of the each color element by performing a morphology process using pixel values of the color elements; and an abnormal area detecting unit that detects an abnormal area from the intraluminal image based on a difference for each of the color elements between the pixel value of each pixel and the reference surface.01-12-2012
20120076419IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER-READABLE RECORDING MEDIUM - An image processing apparatus includes a gradient magnitude calculating unit that calculates a gradient magnitude of each pixel on the basis of pixel values of a target image in which a predetermined target object is imaged; a candidate-edge detecting unit that detects contour-candidate edge positions on the basis of the gradient magnitude of each pixel; a reference-range setting unit that sets a reference range, which is to be referred to when a contour edge position is selected from among the contour-candidate edge positions, on the basis of the gradient magnitude of each pixel; and a contour-edge selecting unit that selects, as the contour edge position, one of the contour-candidate edge positions in the reference range.03-29-2012
20120076420IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER-READABLE STORAGE DEVICE - An image processing apparatus includes a contour-candidate-edge detecting unit that detects, as contour candidate edges, edges based on a gradient magnitude of each pixel in a target image; a contour-edge detecting unit that detect contour edges by performing thresholding on gradient magnitudes of the contour candidate edges; an interpolation-line generating unit that generates interpolation lines for connecting end points of respective end-point pairs based on gradients of pixel values between the end points while each of the end point pairs is made up of an end point of an identical contour edge as a connection base and an end point of a different contour edge as a connection destination; and a contour-edge interpolating unit that selects one of the interpolation lines based on the gradients of pixel values on the interpolation lines and interpolates a contour edge between the end points with the selected interpolation line.03-29-2012

Masayoshi Hirota, Osaka JP

Patent application numberDescriptionPublished
20120104859POWER CONVERSION DEVICE - There is provided a power conversion device having no limitation on a voltage on each of an input side and an output side, being compact, and involving a low loss.05-03-2012

Ryo Hirota, Osaka JP

Patent application numberDescriptionPublished
20110279691IMAGING APPARATUS - An imaging apparatus having a continuous shooting function includes an imaging unit configured to generate an image signal based on an optical signal of a subject, a storage unit configured to store an image file based on the image signal, a first detector configured to detect a motion of the imaging apparatus, and a controller configured to control a capturing interval of the imaging unit for capturing an image in a continuous shooting operation based on a detecting result of the first detector so that the capturing interval for a magnitude of the motion of the imaging apparatus which is larger than a predetermined value is shorter than the capturing interval for the magnitude of the motion of the imaging apparatus which is smaller than the predetermined value.11-17-2011

Sumito Furuya Hirota, Irvine, CA US

Patent application numberDescriptionPublished
20100294474HEAT EXCHANGER TUBE - A multi-portion heat exchanger tube that increases the efficiency of heat transfer is disclosed. More specifically, a multi-portion heat exchanger tube wherein a second portion contains a significantly greater surface area than a first portion is disclosed. Even more specifically, a multi-portion heat exchanger tube wherein the first portion is significantly tubular in shape and the second portion is significantly shell shaped is disclosed.11-25-2010

Takafumi Hirota, Toyama JP

Patent application numberDescriptionPublished
20120010221TABLET AND GRANULATED POWDER CONTAINING 6-FLUORO-3-HYDROXY-2-PYRAZINECARBOXAMIDE - Disclosed is a useful tablet which contains a high quantity of 6-fluoro-3-hydroxy-2-pyrazinecarboxamide or a salt thereof; has a size that is easy to ingest; has superior release characteristics; and has a hardness that can withstand film coating, packaging, and transportation.01-12-2012

Takashi Hirota, Osaka JP

Patent application numberDescriptionPublished
20120120066INSTRUCTION ACCEPTING APPARATUS, INSTRUCTION ACCEPTING METHOD, AND RECORDING MEDIUM - When an instruction is accepted from a user using a instruction acceptance image which is a stereoscopic image, a plurality of instruction acceptance images are displayed transparently or semi-transparently one on top of the other. Thus, many soft keys of the instruction acceptance images are listed simultaneously, and an instruction is accepted from a user via the displayed instruction acceptance images.05-17-2012

Takenori Hirota, Suwa-Shi JP

Patent application numberDescriptionPublished
20110234960LIQUID CRYSTAL DEVICE, LIQUID CRYSTAL DEVICE DRIVING METHOD, AND ELECTRONIC APPARATUS - In a liquid crystal device according to the invention, a pre-tilt angle of a liquid crystal layer is greater on an opposing electrode side than on a pixel electrode side. A high potential and a low potential relative to an opposing electrode potential are alternately applied to pixel electrodes through switching elements; and the opposing electrode potential is higher than a standard potential, the standard potential being a potential in which the average potential between the high potential and the low potential has been shifted by an amount equivalent to the average value of the amount of change in the potential of the pixel electrodes caused by parasitic capacitance in the switching elements when the high potential is applied to the pixel electrodes and the amount of change in the potential of the pixel electrodes caused by parasitic capacitance when the low potential is applied to the pixel electrodes.09-29-2011

Toru Hirota, Osaka JP

Patent application numberDescriptionPublished
20110170390DIGITAL BROADCAST RECEIVER - Provided is a digital broadcast receiver capable of displaying a message, a list of titles of contents or the like together with a viewing screen without interrupting viewing of contents. The digital broadcast receiver includes a controller 07-14-2011
20120121231DIGITAL BROADCAST RECEIVER HAVING A RECORDING FUNCTION - Provided is a digital broadcast receiver having a recording function, which is capable of automatically selecting a recording destination of reserved recording. The digital broadcast receiver having a recording function includes a connection means 05-17-2012