Hiroyuki Sekine
Hiroyuki Sekine, Saitama JP
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20100225301 | DEVICE, METHOD, PROGRAM, AND RECORDING MEDIUM FOR ERROR FACTOR DETERMINATION, AND OUTPUT CORRECTION DEVICE AND REFLECTION COEFFICIENT MEASUREMENT DEVICE PROVIDED WITH THE DEVICE - An error factor determination device includes an error factor recording unit which records error factors Eija in a signal generation system which includes a signal generation unit for generating a signal and an output terminal for outputting the signal, a reflection coefficient deriving unit which derives a reflection coefficient Xm of the output terminal based on measurement results R | 09-09-2010 |
Hiroyuki Sekine, Nagoya-Shi JP
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20100183939 | FUEL CELL SYSTEM - A fuel cell system including a fuel cell stack having stacked cells for generating electricity by an electrochemical reaction between a fuel gas and an oxidizing gas and held between a pair of end plates arranged at both ends in the stacking direction of the cells, and also including a gas-liquid separator for separating a gas and a liquid of an off-gas discharged from the fuel cell stack, wherein the gas-liquid separator is fixed to the end plate. Exhaust heat of the fuel cell stack is effectively used to heat the gas-liquid separator. | 07-22-2010 |
Hiroyuki Sekine, Tokyo JP
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20100073549 | DIGITAL CAMERA HAVING AUTOFOCUS CAPABILITY AND CONTINUOUS SHOOTING CAPABILITY - A digital camera includes an imaging system which performs a photographing operation and records captured image files in a buffer memory; an AF system which performs a focus-state detection process, in which the AF system detects a focus state, and a focusing lens group driving process, in which the AF system moves a focusing lens group to an in-focus position; and first and second switches which actuate the AF system and the imaging system, respectively. While the first and second switches are held ON, the digital camera performs a continuous shooting process in which the imaging system repeatedly performs the photographing operation and the AF system repeatedly performs the focus-state detection process. Upon the buffer memory becoming full during the continuous shooting process, the imaging system suspends the photographing operation and the AF system performs the focus-state detection process and the focusing lens group driving process. | 03-25-2010 |
20120249901 | LIQUID CRYSTAL DISPLAY DEVICE - Red, green, and blue color resists and a shielding layer (black matrix) are layered on a liquid crystal panel. The subpixels are zoned by the shielding layer. The subpixels arranged in three rows and two columns form a pixel. The red, green, and blue color resists are colored on the basis of a row of subpixels. The color resists extend in stripes in the X-axis direction. Three data lines are provided for each column of subpixels in the manner that one is provide under the shielding layer and the other two diagonally divide the opening of the shielding layer at equal intervals. | 10-04-2012 |
Hiroyuki Sekine, Kawasaki JP
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20100002163 | LIQUID CRYSTAL DISPLAY DEVICE AND DRIVING METHOD OF THE SAME - To provide a liquid crystal display device capable of improving a moving picture characteristic at a low cost by achieving high luminance of the liquid crystal display device which performs quasi-impulse drive. In the liquid crystal display device of the present invention, a first switching device constituting each pixel has a control terminal connected to a gate line, another control terminal connected to another gate line, and becomes electrically conductive when one of the control terminals is low level while the other is high level. A second switching device has a control terminal connected to the gate line and a control terminal connected to the other gate line. A pixel capacitance and a storage capacitance are connected to data lines via the first switching device, and connected to a black signal supplying wiring via the second switching device. The black signal supplying wiring is common to all the pixels. | 01-07-2010 |
20150123119 | IMAGE SENSOR AND MANUFACTURING METHOD THEREOF - Provided are an image sensor and a method of manufacturing method of manufacturing the image sensor. The image sensor includes a substrate, photoelectric transducers and switching elements formed in layers on the substrate in this order. Each of the photoelectric transducers includes a hydrogenated amorphous silicon layer. Each of the switching elements includes an amorphous oxide semiconductor layer. The image sensor further includes a blocking layer arranged between the hydrogenated amorphous silicon layers of the photoelectric transducers and the amorphous oxide semiconductor layers of the switching elements, where the blocking layer suppresses penetration of hydrogen separated from the hydrogenated amorphous silicon layers. | 05-07-2015 |
Hiroyuki Sekine, Kanagawa JP
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20080239177 | LIQUID CRYSTAL DISPLAY DEVICE - To reduce flickers generated in a liquid crystal display device for allowing the use of a liquid crystal material exhibiting a high response speed so as to improve the light utilizing efficiency of a field sequential type liquid crystal display device. A liquid crystal display device includes: a display panel including a pixel matrix in which pixels each including a switching element and a pixel electrode are arranged in matrix near intersection of data lines and gate lines, and a counter electrode arranged to oppose the pixel matrix; and a control part which divides a period for displaying a color image of one frame into a plurality of sub-frame periods, and lights up light sources of different colors for each of the sub-frame periods to display images on the display panel. A shield electrode layer separated by an insulating film is disposed between the pixel electrode and the data lines. | 10-02-2008 |
20080239180 | LIQUID CRYSTAL DISPLAY DEVICE - The present invention aims to reduce flickers of the liquid crystal display device and enable the use of liquid crystal material exhibiting a high response speed, and to enhance light usage efficiency of the field sequential type liquid crystal display device. After writing the video signal to all the pixels in each sub-frame period, a correction voltage signal or an alternating signal having a frequency of greater than or equal to a certain frequency is input to the data line, so that the magnitude of the leakage current of each pixel TFT caused by the difference in polarity of the video signal with respect to the opposing electrode written to the pixel electrode is equalized, and the flickers are greatly reduced. | 10-02-2008 |
20090015744 | LIQUID CRYSTAL DISPLAY DEVICE - To provide a pixel matrix and the like, which are capable of improving the picture quality by suppressing generation of flicker and crosstalk without deteriorating the numerical aperture of the pixels and without increasing the manufacturing cost. A first switch device has transistors connected in series. When selected by a gate line, the transistors are set ON simultaneously to apply a voltage, which is supplied from a data line, to a pixel electrode. A second switch device has a transistor and a control capacitor. When selected by a gate line different from the one mentioned above, the transistor is set ON to supply a prescribed potential to a connection point between the transistors of the first switch, and the prescribed potential is stored at the control capacitor. When not selected by the both gate lines, the potential of the connection point is kept to the potential stored at the control capacitor. | 01-15-2009 |
20090244421 | DISPLAY APPARATUS - A display apparatus includes a plurality of internal wirings and a protective element which includes a first terminal and a second terminal at least. The first terminal is connected to at least one of the plurality of internal wirings, and the second terminal is connected to an external circuit. | 10-01-2009 |
20090244449 | LIQUID CRYSTAL DISPLAY DEVICE - In a liquid crystal display device, a first substrate is provided with sub-pixels arranged in an array such that each sub-pixel is arranged in each partitioned area surrounded with wiring lines respectively extending in a direction so as to be crossed each other. A second substrate is provided with color layers such that three consecutive sub-pixels with three color layers as one unit are repeatedly arranged in a predetermined pattern, and a primary color layer for a first sub-pixel of said three sub-pixels and other color layer extended from an adjacent sub-pixel next to the first sub-pixel are arranged on an area opposing to an aperture of at least one sub-pixel among the three sub-pixels. And a liquid crystal layer sandwiched between the first substrate and the second substrate. | 10-01-2009 |
20140111719 | LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device is constituted such that sub-pixels are disposed in an array form in a first direction and a second direction orthogonal to each other, a plurality of gate lines are disposed in the second direction, an optical element for distributing the light to the second direction is disposed on the liquid crystal display device, liquid crystal molecules of the liquid crystal display device are controlled by an electric field almost in parallel to the surface of the liquid crystal display device, and a data line is disposed to obliquely divide the sub-pixels at a position different from the boundary between the sub-pixels neighboring in the second direction, where the data line can have a small angle with respect to the second direction, and the numerical aperture is not deteriorated greatly even when the lengths of apertures of the sub-pixels in the first direction are constant. | 04-24-2014 |
20140339432 | AMPLIFIER CIRCUIT AND IMAGE SENSOR USING AMPLIFIER - There is a problem that in an image sensor including an amplifier in each pixel, when a thin-film semiconductor is used as a transistor constituting the amplifier, voltage continues to be applied between source and gate of the transistor and thereby a threshold voltage value of the transistor varies, resulting in a variation of signal voltage. To solve the problem, a thin-film transistor formed with an oxide semiconductor is used as the transistor constituting the amplifier, and during a period other than a period of outputting an output of the amplifier, source potential of the transistor is controlled to be equal to drain potential thereof. | 11-20-2014 |
20140375932 | LIQUID CRYSTAL DISPLAY APPARATUS AND LIGHT-EMITTING DISPLAY APPARATUS - Provided are a liquid crystal display apparatus and a light-emitting display apparatus. The liquid crystal display apparatus includes a first substrate, a second substrate, a liquid crystal layer, sub-pixels and an array of cylindrical lenses. Each sub-pixel includes an opening section or sections whose total length taken along the first direction at each of positions ranging in the second direction is constant. In each row of the sub-pixels, the opening sections are arranged such that moving average values of positions of a center of gravity of the opening sections fluctuate within a predetermined range, where the moving average values are calculated by obtaining positions of the center of gravity of the opening sections taken along the first direction at plural positions ranging in the second direction and by averaging the obtained positions within a spot width of the cylindrical lenses for each of the positions ranging in the second direction. | 12-25-2014 |
20150035737 | LIQUID CRYSTAL DISPLAY APPARATUS, DRIVING METHOD FOR SAME, AND DRIVING CIRCUIT FOR SAME - The liquid crystal display apparatus is provided with a display unit, a video signal driving circuit, a scanning signal driving circuit, a common electrode potential controlling circuit, and a synchronizing circuit. The display unit has a scanning electrode, a video signal electrode, a plurality of pixel electrodes arranged in matrix form, a plurality of switching elements which transmit video signals to the pixel electrodes, and a common electrode. After the scanning signal driving circuit scans the entire scanning electrodes and transmits video signals to the pixel electrodes, the common electrode potential controlling circuit changes the potential of the common electrode into a pulse shape, overdrives video signals, or increases a torque required to return to a state in which no voltage is applied. | 02-05-2015 |
20150277172 | LIQUID CRYSTAL DISPLAY UNIT - A liquid crystal display unit includes: an insulating substrate; a counter insulating substrate; a liquid crystal put between the insulating substrate and the counter insulating substrate; a pixel matrix including plural pixels; and a peripheral circuit including a control section and an output section, for driving a gate line of a pixel TFT in each of the pixels. The pixel matrix and the peripheral circuit are integrally formed above the insulating substrate such that the output section is located closer to the pixel matrix than the control section. The liquid crystal display unit further comprises a light shielding metal disposed at an insulating-substrate side of the pixel TFT in each pixel, and a light shielding metal disposed at an insulating-substrate side of each TFT at least in the output section among TFTs in the peripheral circuit. | 10-01-2015 |
20150311351 | THIN FILM TRANSISTOR AND DISPLAY DEVICE - For improved high-definition of liquid crystal display devices and the use thereof in bright places, luminance of backlights is being increased. Thus, when a light-shielding layer is employed for suppressing a light leakage current, characteristic fluctuations of transistors are caused, which may result in showing faulty display. In a dual-gate thin film transistor having a floating light-shielding layer, the layout is designed in such a manner that the film thickness of the insulating layer is equal to or more than 200 nm and equal to or less than 500 nm and that Sg/Sd becomes 4.7 or more, provided that an opposing area between the light-shielding layer and a drain region in a place at the outermost side of the active layer is Sd and the opposing area between the light-shielding layer and the gate electrode is Sg. | 10-29-2015 |
20160027827 | IMAGE SENSOR AND DRIVING METHOD THEREOF - With an image sensor in which the amplifier circuit is disposed at each pixel, there is such an issue that the threshold voltage of the transistor fluctuates so that the signal voltage fluctuates because a voltage is continuously applied between the source and the gate of the transistor at all times when using the amorphous thin film semiconductor as the transistor that constitutes an amplifier circuit. The gate-source potential of the TFT that constitutes the amplifier circuit is controlled so that the gate terminal voltage becomes smaller than the source terminal voltage in an integrating period where the pixels accumulate the signals, and controlled so that the gate terminal voltage becomes larger than the source terminal voltage in a readout period where the pixels output the signals. | 01-28-2016 |
Hiroyuki Sekine, Aichi-Ken JP
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20090162730 | GAS-LIQUID SEPARATOR FOR FUEL CELL SYSTEM - A discharge port is located at a lower portion of the case of a gas-liquid separator. A discharge valve is located at the discharge port. A water retaining portion is located at the bottom of the case. The water retaining portion is located at a position lower than the discharge valve. An upward inclination surface is formed on the bottom of the water retaining portion. The upward inclination surface is inclined upward toward the discharge valve. A downward inclination surface is formed on the bottom of the water retaining portion. The downward inclination surface is inclined downward toward the upward inclination surface. A cover portion is located in an upper portion of the water retaining portion. The cover portion defines a gas passage in an upper portion of the water retaining portion. The gas passage is open at a portion closer to the inlet and connected to the discharge valve. | 06-25-2009 |
Hiroyuki Sekine, Miyoshi-Shi JP
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20120021308 | INTEGRATED APPARATUS OF GAS-LIQUID SEPARATOR AND DILUTER - An integrated apparatus includes: a gas-liquid separator that separates a gas and a liquid from a gas-liquid mixture fluid; a diluter disposed below the gas-liquid separator; and a communication pipe that communicates between the gas-liquid separator and the diluter, and that is disposed at a predetermined angle to a horizontal direction, and that introduces at least the liquid separated from the gas-liquid mixture fluid, into the diluter. The gas-liquid separator, the diluter, and the communication pipe are integrated. | 01-26-2012 |
Hiroyuki Sekine, Nissin-Shi JP
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20130045398 | FUEL CELL VEHICLE - A fuel cell vehicle includes under a floor of the vehicle: a fuel cell generating electric power through an electrochemical reaction between reaction gases; a fluid supply/discharge unit for the fuel cell; and a converter converting electric power from the fuel cell, the converter being contained in a center tunnel provided, at a center in a vehicle width direction, so as to be curved toward a cabin along a vehicle axis in a front-back direction, the fuel cell and the unit being arranged on a rear side of the vehicle relative to the converter and arranged in the vehicle width direction, wherein the converter is provided to be offset toward the fuel cell with respect to a centerline of the center tunnel along the vehicle axis and to be offset toward the unit with respect to a centerline of the fuel cell along the vehicle axis. | 02-21-2013 |
Hiroyuki Sekine, Toyota-Shi JP
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20130306387 | FUEL CELL VEHICLE - This fuel cell vehicle comprises a DC-DC converter constituted of a power input portion, reactors, and switching circuit sections. Connecting portions of the power input portion to the reactors and connecting portions of the reactors to the switching circuit sections in the DC-DC converter are all arranged side by side along a forward-backward direction of the vehicle, and arranged in this state on the side of one side surface of the DC-DC converter on one of the right side and left side of the vehicle. | 11-21-2013 |
Hiroyuki Sekine, Yokohama-Shi JP
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20140079872 | METHOD FOR MANUFACTURING LITHIUM ION SECONDARY BATTERY - A method for manufacturing a lithium ion secondary battery having electrodes in which a mix layer including a first binder and one of a positive electrode active material and a negative electrode active material is formed via a second binder on a collector. The method includes: performing pattern coating of the second binder on the surface of the collector and regularly forming binder-coated sections and uncoated sections; and feeding a powder of mix particles on the binder-coated sections and the uncoated sections so as to form the mix layer on the collector. | 03-20-2014 |
Hiroyuki Sekine, Nisshin-Shi JP
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20150061804 | REACTOR UNIT - A reactor unit comprises a reactor and a base to which the reactor is attached. The base has base-side bonding surfaces to be bonded to a bonding surface of the reactor. A base connector, which does not include the base-side bonding surfaces, is configured to have a thickness smaller than those of first and second bases, which include the base-side bonding surfaces. | 03-05-2015 |
20150197165 | FUEL CELL VEHICLE - A protection bar is arranged between a fuel cell casing and a DC-DC converter in the left-right direction of a fuel cell vehicle. Two fastening surfaces, each being a part of the fuel cell casing, and an FDC flange, which is a part of the DC-DC converter, are fastened and fixed to each other, with one being vertically superimposed on the other, in a space above or below the protection bar. | 07-16-2015 |
Hiroyuki Sekine, Chiyoda-Ku, Tokyo JP
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20160043382 | POWDER COATING APPARATUS AND METHOD FOR MANUFACTURING ELECTRODE FOR LITHIUM ION BATTERY USING THE SAME - Provided is a technique capable of evenly smoothing powder supplied to the surface of a supply member. A powder coating apparatus includes a pair of press rollers, hoppers, and squeegee rollers disposed such that prescribed gaps are formed between the squeegee rollers and the press rollers, and adjusting thickness of the powder by smoothing the powder supplied to each outer circumferential surface of the press rollers. The powder coating apparatus presses the powder, smoothed by the squeegee rollers, between the press rollers to form compressed powder layers on both the surfaces of the web. The squeegee roller is formed in a column having an axis being parallel to the outer circumferential surface of the press roller and being orthogonal to a moving direction of the outer circumferential surface of the press roller. | 02-11-2016 |