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Hiroyuki Sekine

Hiroyuki Sekine, Saitama JP

Patent application numberDescriptionPublished
20100225301DEVICE, 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 R09-09-2010

Hiroyuki Sekine, Nagoya-Shi JP

Patent application numberDescriptionPublished
20100183939FUEL 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

Patent application numberDescriptionPublished
20100073549DIGITAL 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

Patent applications by Hiroyuki Sekine, Tokyo JP

Hiroyuki Sekine, Kawasaki JP

Patent application numberDescriptionPublished
20100002163LIQUID 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

Hiroyuki Sekine, Kanagawa JP

Patent application numberDescriptionPublished
20080239177LIQUID 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
20080239180LIQUID 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
20090015744LIQUID 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
20090244421DISPLAY 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
20090244449LIQUID 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

Hiroyuki Sekine, Aichi-Ken JP

Patent application numberDescriptionPublished
20090162730GAS-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

Patent application numberDescriptionPublished
20120021308INTEGRATED 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