Hamana, JP
Akihiro Hamana, Tokyo JP
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20130187944 | INFORMATION PROCESSING APPARATUS THAT CONTROLS DISPLAY OF CONTENTS, METHOD OF CONTROLLING THE SAME, AND STORAGE MEDIUM - An information processing apparatus that is capable of displaying, when displaying a large number of contents in a manner divided into a plurality of pages, the contents in a manner such that continuity between each other is maintained, and enables a user to easily recognize the contents located in the vicinity of each page boundary. The information processing apparatus includes a CPU which selects and arranges the contents such that contents selected as objects to be displayed are redundant between adjacent display sections at a predetermined ratio, and subjects displays the contents to screen display in a display area, on a display section-by-display section basis. | 07-25-2013 |
20140366112 | SERVER APPARATUS, INFORMATION PROCESSING APPARATUS, IMAGING APPARATUS, SYSTEM, INFORMATION PROCESSING METHOD, AND PROGRAM - A server apparatus includes: a first management unit which relates authentication image data of user authentication to authentication input data and manages the related data as authentication information; a request transmission unit which transmits a plurality of image data including the authentication image data included in the authentication information managed by the first management unit and transmits a request for the authentication input data related to the authentication image data; a reception unit which receives image data selected by a user from among the plurality of image data and input data input by the user in accordance with the request transmitted by the request transmission unit; and a determination unit which determines whether or not the user is successfully authenticated based on whether or not the authentication information in which the image data and the received input data are related to each other is managed by the first management unit. | 12-11-2014 |
Eiichi Hamana, Inagi-Shi JP
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20140162068 | INTERMEDIATE TRANSFER MEMBER AND ELECTROPHOTOGRAPHIC APPARATUS - The intermediate transfer member is an intermediate transfer member for electrophotography, including a surface layer having a surface for carrying toner, in which: the surface layer contains a fluorine-modified curable resin having one of an acryloyl group and a methacryloyl group, and electro-conductive inorganic particles; and the surface layer has a ratio of the number of atoms of an element derived from the electro-conductive inorganic particles to the total number of atoms to be detected through analysis of the surface by X-ray photoelectron spectroscopy of 2.5 atomic % or more and 10 atomic % or less, and a peak detected at a position corresponding to a mass-to-charge ratio [m/z] of one of m/z=71 and m/z=85 in analysis of the surface by time-of-flight secondary ion mass spectrometry. | 06-12-2014 |
Hiroshi Hamana, Amagasaki JP
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20100159711 | PRECURSOR ADDITION TO SILICON OXIDE CVD FOR IMPROVED LOW TEMPERATURE GAPFILL - Methods of depositing silicon oxide layers on substrates involve flowing a silicon-containing precursor, an oxidizing gas, water and an additive precursor into a processing chamber such that a uniform silicon oxide growth rate is achieved across the substrate surface. The surface of silicon oxide layers grown according to embodiments may have a reduced roughness when grown with the additive precursor. In other aspects of the disclosure, silicon oxide layers are deposited on a patterned substrate with trenches on the surface by flowing a silicon-containing precursor, an oxidizing gas, water and an additive precursor into a processing chamber such that the trenches are filled with a reduced quantity and/or size of voids within the silicon oxide filler material. | 06-24-2010 |
20110250731 | PREFERENTIAL DIELECTRIC GAPFILL - Aspects of the disclosure pertain to methods of preferentially filling narrow trenches with silicon oxide while not completely filling wider trenches and/or open areas. In embodiments, dielectric layers are deposited by flowing a silicon-containing precursor and ozone into a processing chamber such that a relatively dense first portion of a silicon oxide layer followed by a more porous (and more rapidly etched) second portion of the silicon oxide layer. Narrow trenches are filled with dense material whereas open areas are covered with a layer of dense material and more porous material. Dielectric material in wider trenches may be removed at this point with a wet etch while the dense material in narrow trenches is retained. | 10-13-2011 |
20120094468 | TWO SILICON-CONTAINING PRECURSORS FOR GAPFILL ENHANCING DIELECTRIC LINER - Aspects of the disclosure pertain to methods of depositing silicon oxide layers on substrates. In embodiments, silicon oxide layers are deposited by flowing a silicon-containing precursor having a Si—O bond, an oxygen-containing precursor and a second silicon-containing precursor, having both a Si—C bond and a Si—N bond, into a semiconductor processing chamber to form a conformal liner layer. Upon completion of the liner layer, a gap fill layer is formed by flowing a silicon-containing precursor having a Si—O bond, an oxygen-containing precursor into the semiconductor processing chamber. The presence of the conformal liner layer improves the ability of the gap fill layer to grow more smoothly, fill trenches and produce a reduced quantity and/or size of voids within the silicon oxide filler material. | 04-19-2012 |
20130309870 | METHODS OF REDUCING SUBSTRATE DISLOCATION DURING GAPFILL PROCESSING - Methods of reducing dislocation in a semiconductor substrate between asymmetrical trenches are described. The methods may include etching a plurality of trenches on a semiconductor substrate and may include two adjacent trenches of unequal width separated by an unetched portion of the substrate. The methods may include forming a layer of dielectric material on the substrate. The dielectric material may form a layer in the trenches located adjacent to each other of substantially equivalent height on both sides of the unetched portion of the substrate separating the two trenches. The methods may include densifying the layer of dielectric material so that the densified dielectric within the two trenches of unequal width exerts a substantially similar stress on the unetched portion of the substrate that separates them. | 11-21-2013 |
20140262038 | PROCESSING SYSTEMS AND METHODS FOR HALIDE SCAVENGING - Systems, chambers, and processes are provided for controlling process defects caused by moisture contamination. The systems may provide configurations for chambers to perform multiple operations in a vacuum or controlled environment. The chambers may include configurations to provide additional processing capabilities in combination chamber designs. The methods may provide for the limiting, prevention, and correction of aging defects that may be caused as a result of etching processes performed by system tools. | 09-18-2014 |
20140271097 | PROCESSING SYSTEMS AND METHODS FOR HALIDE SCAVENGING - Systems, chambers, and processes are provided for controlling process defects caused by moisture contamination. The systems may provide configurations for chambers to perform multiple operations in a vacuum or controlled environment. The chambers may include configurations to provide additional processing capabilities in combination chamber designs. The methods may provide for the limiting, prevention, and correction of aging defects that may be caused as a result of etching processes performed by system tools. | 09-18-2014 |
20140273406 | PROCESSING SYSTEMS AND METHODS FOR HALIDE SCAVENGING - Systems, chambers, and processes are provided for controlling process defects caused by moisture contamination. The systems may provide configurations for chambers to perform multiple operations in a vacuum or controlled environment. The chambers may include configurations to provide additional processing capabilities in combination chamber designs. The methods may provide for the limiting, prevention, and correction of aging defects that may be caused as a result of etching processes performed by system tools. | 09-18-2014 |
20140273481 | PROCESSING SYSTEMS AND METHODS FOR HALIDE SCAVENGING - Systems, chambers, and processes are provided for controlling process defects caused by moisture contamination. The systems may provide configurations for chambers to perform multiple operations in a vacuum or controlled environment. The chambers may include configurations to provide additional processing capabilities in combination chamber designs. The methods may provide for the limiting, prevention, and correction of aging defects that may be caused as a result of etching processes performed by system tools. | 09-18-2014 |
20140273488 | PROCESSING SYSTEMS AND METHODS FOR HALIDE SCAVENGING - Systems, chambers, and processes are provided for controlling process defects caused by moisture contamination. The systems may provide configurations for chambers to perform multiple operations in a vacuum or controlled environment. The chambers may include configurations to provide additional processing capabilities in combination chamber designs. The methods may provide for the limiting, prevention, and correction of aging defects that may be caused as a result of etching processes performed by system tools. | 09-18-2014 |
20140273489 | PROCESSING SYSTEMS AND METHODS FOR HALIDE SCAVENGING - Systems, chambers, and processes are provided for controlling process defects caused by moisture contamination. The systems may provide configurations for chambers to perform multiple operations in a vacuum or controlled environment. The chambers may include configurations to provide additional processing capabilities in combination chamber designs. The methods may provide for the limiting, prevention, and correction of aging defects that may be caused as a result of etching processes performed by system tools. | 09-18-2014 |
Hiroshi Hamana, Toyama-Shi JP
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20150038363 | Method for Stimulating T Cell and Use Thereof - An object of the present invention is to stimulate a T cell without using a peptide/MHC tetramer. In the present invention, the step of supplying an antigen peptide to a T cell having a T cell receptor (TCR) that can recognize the antigen peptide on cell surface to form a complex of a major histocompatibility complex (MHC) molecule on the cell surface of the T cell and the antigen peptide is used, and the T cell is stimulated through recognition by TCR of the antigen peptide as the MHC molecule-antigen peptide complex on the cell surface of the same T cell. Such a stimulating and activating method would be applicable to not only T cells, but also various cells. According to the present invention, an antigen-specific T cell can be identified without establishing any antigen-specific T cell strain, and without using such a reagent as MHC/peptide tetramer. That is, a cancer-specific T cell can be efficiently and conveniently identified. | 02-05-2015 |
Hiroshi Hamana, Hyogo JP
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20100264110 | CAP AND CONTAINER HAVING THE CAP - The present invention provides a cap capable of improving sealing performance of a container, and suited for use in the case where the internal pressure of the container is high, for example, when the contents of the container is carbonated beverage, and a container having the cap. | 10-21-2010 |
20100276387 | SYNTHETIC RESIN CAP - The present invention provides a synthetic resin cap capable of providing excellent tamper evidence performance, achieving both sealing performance and opening performance, and securing leak prevention of contents in the container before breakage of the bridges. | 11-04-2010 |
Hiroyuki Hamana, Takasago-Shi JP
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20100098537 | STATOR BLADE RING AND AXIAL FLOW COMPRESSOR USING THE SAME - A stator blade ring is provided with which the possibilities of thermal deformation and a decrease in strength can be reduced, the shape flexibility can be ensured, and the compression performance can be improved. It includes stator blade segments ( | 04-22-2010 |
Hiroyuki Hamana, Hyogo JP
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20110135479 | TURBINE BLADE AND GAS TURBINE - Provided are turbine blades and a gas turbine capable of damping the vibrations caused by an excitation force and facilitating mounting/disassembly. Included are a shroud portion disposed at an end portion of an airfoil portion; a holder casing that can slide relative to the shroud portion, that can also be attached thereto/detached therefrom, and that forms a space with the shroud portion therebetween; and an elastic portion that is disposed in the space, that biases the shroud portion in a direction that separates it from the holder casing, and is disposed in a movable manner relative to the shroud portion; and a pressing portion that is disposed between the elastic portion and the holder casing and that can be moved toward and away from the shroud portion. | 06-09-2011 |
Junji Hamana, Hannou-Shi JP
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20100276832 | COMPOSITE METAL MOLDING AND METHOD FOR MANUFACTURING THEREOF - A compression molding which is high in both dimensional accuracy and mechanical strength is difficult to manufacture by a powder molding process. Especially, a molding including a soft magnetic material with high soft magnetic properties is difficult to manufacture. A composite metal molding according to the present invention includes metal particles and the carbide of a resin intervening among the particles. It is manufactured by coating metal particles with a resin, molding the prepared molding material under pressure into a predetermined shape, and heating the prepared pressurized preform to calcine the resin and weld mutually the particles. The carbide of the resin has a weight ratio of 0.001 to 2% to the metal particles when the particles have their proportion expressed as 100. The particles have a weld ratio of 10 to 80%. The particles preferably contain a soft magnetic material and the resin is preferably a furan resin. | 11-04-2010 |
Katsunori Hamana, Mie JP
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20130309553 | BATTERY CONNECTING ASSEMBLY - Each of connection units integrally includes a cover via a hinge, and the cover covers an accommodation portion in which a connecting member is arranged. The connection unit includes a unit stopper and a unit stopper receiver that is fitted to the unit stopper that is formed on an adjacent connection unit. The cover includes a cover stopper and a cover stopper receiver that is fitted to the cover stopper formed on the cover of the adjacent connection unit. The connection units are connected to each other by fitting of the unit stoppers and the unit stopper receivers and fitting of the cover stoppers and the cover stopper receivers. | 11-21-2013 |
Katsunori Hamana, Yokkaichi-Shi JP
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20140113494 | BATTERY WIRING MODULE - A battery wiring module is configured to be attached to a battery group including a plurality of batteries each having electrode terminals including a positive electrode terminal and a negative electrode terminal and configured to connect the electrode terminals. The battery wiring module includes a plurality of connection units connected to each other in a battery arrangement direction in which the batteries are arranged. Each of the connection units includes a bus bar and a bus bar housing. The bus bar is configured to connect one of the electrode terminals of one of the batteries and one of the electrode terminals of another one of the batteries. The bus bar housing houses the bus bar. The bus bar has a pair of terminal through holes configured to receive the electrode terminals and each of the terminal through holes is formed in a shape elongated in the battery arrangement direction. | 04-24-2014 |
20140287622 | BATTERY WIRING MODULE - A battery wiring module to be attached to a cell group includes a plurality of cells each having positive and negative electrode terminals. The battery wiring module includes a busbar connecting the electrode terminals, a voltage sensing terminal overlapped with the busbar and connected to one of the electrode terminals, and an insulation protector including a housing and a wire guiding groove. The voltage sensing terminal is configured to sense a state of the cell group. The busbar and the voltage sensing terminal are housed in the housing. The wire guiding groove is configured to guide a sensing wire that extends from the voltage sensing terminal to extend out of the housing. In the housing, a bus bar lock tab and a sensing terminal lock tab are formed on one elastic locking piece. | 09-25-2014 |
20140329136 | BATTERY WIRING MODULE - A battery wiring module, which is attached to a battery group formed by juxtaposing a plurality of batteries each having positive and negative electrode terminals, includes; a plurality of bus bars connected to the electrode terminals; and a resin protector made of an insulating resin and having a holding portion holding the bus bars. The holding portion of the resin protector is provided with a bus bar insertion portion adapted to insert the bus bars in a direction in which the plurality of batteries is juxtaposed. | 11-06-2014 |
Kentaro Hamana, Nara-City JP
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20100129073 | OPTICAL TRANSMISSION SYSTEM AND ELECTRONIC DEVICE USING THE SAME - A light transmission system has a light transmission module having a light transmission path that transmits a data signal as an optical signal, wherein the light transmission module converts the optical signal transmitted through the light transmission path to an electrical signal and outputs the converted optical signal as a binarization signal, an electrical transmission path that outputs a clock signal as a binarization signal, a reception processing unit that performs a reception process on each of the data signal and the clock signal, and a first delay unit that delays a rise start time of the clock signal with respect to a rise start time of the data signal for the binarization signal. A delay amount of the clock signal by the first delay unit is a time less than or equal to a maximum value of a data dependency jitter (DDJ). | 05-27-2010 |
20120134681 | SEMICONDUCTOR LASER DRIVE DEVICE, SEMICONDUCTOR LASER DRIVE METHOD, LIGHT TRANSMISSION DEVICE, OPTICAL WIRING MODULE, AND ELECTRONIC DEVICE - A semiconductor laser drive apparatus comprises a bias current setting section ( | 05-31-2012 |
Kentaro Hamana, Shiga JP
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20110123201 | PARALLEL-SERIAL CONVERTER FOR OPTICAL TRANSMISSION, OPTICAL TRANSMISSION SYSTEM, AND ELECTRONIC APPARATUS - A serializer is equipped with a plurality of input terminals into which a plurality of binary signals are input in parallel, and converts the plurality of input binary signals into serial binary signals and transmits the serial binary signals to an optical transmission module. One input terminal out of the plurality of input terminals is assigned as an input terminal for preventing bit continuation by inserting “1” signals or “0” signals into the serial binary signals so that a predetermined number of bits of the same value may not be inserted continuously. Due to this structure, bit continuation can be prevented even for a signal generating source with no coding function by a simple configuration without increasing cost and size. | 05-26-2011 |
20110176586 | SIGNAL PROCESSING DEVICE, SIGNAL PROCESSING METHOD, RECEPTION DEVICE, TRANSMISSION/RECEPTION DEVICE, COMMUNICATION MODULE, AND ELECTRONIC DEVICE - It is possible to reduce a noise component mixed in an analog signal while suppressing increase of power consumption. An amplification unit amplifies the inputted analog signal and converts the amplified signal into a digital signal of a predetermined format for output. The amplification unit includes: an analog circuit unit for processing an analog signal; and a digital circuit unit for processing a digital signal; wherein the circuits are arranged on a substrate. The analog circuit unit includes: an amplification circuit for amplifying the inputted analog signal; and an LPF for cutting off a high frequency component of the amplified analog signal. The digital circuit unit includes: a rectification circuit which rectifies a waveform of the signal whose high-frequency component is cut off; and digital output circuit which converts the waveform-rectified signal into a digital signal of a predetermined format for output. | 07-21-2011 |
Kentaro Hamana, Kusatsu-City JP
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20110135249 | OPTICAL TRANSMISSION MODULE, ELECTRONIC INSTRUMENT, METHOD FOR ASSEMBLING OPTICAL TRANSMISSION MODULE, AND OPTICAL TRANSMISSION METHOD - An optical transmission module has an optical transmission path in which optical transmission is performed between a first circuit board and a second circuit board disposed opposite the first circuit board. The optical transmission path has a folded structure having a bending radius. A circumferential portion drawn by the bending radius is provided substantially perpendicular to board surfaces of the first circuit board and the second circuit board. | 06-09-2011 |
20110222815 | OPTICAL TRANSMISSION MODULE, ELECTRONIC DEVICE, AND METHOD FOR MANUFACTURING OPTICAL TRANSMISSION MODULE - This invention provides an optical transmission module that is of low cost and that can be mounted even in a narrow space. An optical transmission module of the present invention includes a light reception processing section for converting an optical signal transmitted by an optical wiring to an electric signal, a reception side substrate part including an electric wiring for transmitting the electric signal, and a reception side connector section for providing the electric signal to the light reception processing section and the reception side substrate part. The light reception processing section and the reception side connector section are mounted on a same substrate surface of the reception side substrate part, and the reception side substrate part includes a bending portion bent so that the substrate surfaces oppose each other at the back in the normal direction. | 09-15-2011 |
Kentaro Hamana, Nara JP
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20100215315 | OPTICAL CABLE MODULE AND APPARATUS EMPLOYING IT - An optical cable module is mainly provided with: an optical waveguide ( | 08-26-2010 |
20110135311 | TRANSMITTER, RECEIVER, TRANSCEIVER, TRANSMISSION CONTROL METHOD, RECEPTION CONTROL METHOD, OPTICAL TRANSMISSION MODULE AND ELECTRONIC DEVICE - A transmission device has a light emitting element for converting an electric signal to an optical signal and transmitting the same, and a drive section for outputting the optical signal from the light emitting element and driving the light emitting element by providing the electric signal to the light emitting element. The electric signal provided by the drive section to the light emitting element is a waveform deformed signal having a waveform in which a time required for a fall is longer than a time required for a rise in a binary signal having a signal of high level and a signal of low level. | 06-09-2011 |
Kentaro Hamana, Okayama JP
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20130051746 | OPTICAL WAVEGUIDE, OPTICAL TRANSMISSION MODULE, AND ELECTRONIC DEVICE - An optical waveguide has a clad, a core surrounded by the clad and having an index of refraction larger than an index of refraction of the clad, an incident end face that makes light enter the core; and an exiting end face that makes light exit from the core. Two side faces of the optical waveguide are formed so as to have an angle change. The two side faces are translationally symmetric with each other, or two side faces excluding a portion of the side faces are translationally symmetric with each other. | 02-28-2013 |
Nobumitsu Hamana, Kawaguchi-Shi JP
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20080252862 | Light Reflector, Method for Manufacturing the Same and Projector - A light reflector which can be manufactured easily by using a plastic base material that is light weight and low cost and has high reflectivity, and a method for manufacturing the same. The light reflector comprises a plastic base material | 10-16-2008 |
Shozo Hamana, Aichi-Ken JP
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20140175930 | PERMANENT MAGNET EMBEDDED TYPE ROTATING ELECTRICAL MACHINE - A permanent magnet embedded type rotating electrical machine includes a rotor and a stator. The rotor includes a rotor core formed by a plurality of stacked and laminated magnetic steel plates and permanent magnets. Each magnetic steel plate has a plurality of magnet holes, connecting portions and sectional areas. The sectional area is surrounded by lines extending between the opposite ends of the magnet hole and between a rotation center of the rotor and the respective ends of the magnet hole. The connecting portion is provided only inside of the sectional area and is a joining portion at which any two adjacent magnetic steel plates are joined or a fastening hole in which a fastening member is inserted. The connecting portions include both the joining portion and the fastening hole. The connecting portion provided in the sectional area is at least one of the joining portion and the fastening hole. | 06-26-2014 |
Shozo Hamana, Kariya-Shi JP
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20080246364 | Phase insulator - A phase insulator for a stator of a motor insulates between stator coils. The stator has plural stator coils inserted in slots in a stator core. The phase insulator insulates stator coils from each other. The phase insulator includes insulating sheet portions and bridge portions. The insulating sheet portions are disposed at both end portions of the stator core for insulating between the coil ends of the stator coils. The insulating sheet portions are made of a first material. The bridge portions connect the insulating sheet portions. The bridge portions are inserted in the slots of the stator core. The bridge portions are made of a second material. The second material has higher elastic characteristics than the first material. | 10-09-2008 |
20130064697 | ELECTRIC COMPRESSOR - An electric compressor includes a housing, an electric motor, a compression mechanism, and a resin molding. The electric motor includes a coil having coil ends projecting from each of two end surfaces of the stator. Refrigerant flows through the housing that accommodates the electric motor. The resin molding covers each coil end and includes an opening that exposes part of the coil end to the interior of the housing. | 03-14-2013 |
Tetsuya Hamana, Amagasaki JP
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20100013393 | DISCHARGE LAMP LIGHTING DEVICE, AND ILLUMINATING DEVICE - In order to enhance stability of a discharge lamp at the time of dimming lighting even in the case where a light output is lowered, a direct current superimposing circuit superimposes a direct current voltage on an alternating current voltage applied to a fluorescent lamp, and a dimming signal correction circuit receives a detection value of a direct current voltage detection circuit and a dimming signal that is from an outside, outputs a dimming signal higher in level than the dimming signal in the case where the detection value of the direct current voltage detection circuit exceeds a first threshold value, and decreases the level of the outputted dimming signal to the level of the inputted dimming signal in the case where the detection value of the direct current voltage detection circuit falls down below a second threshold value that is equal to or less than the first threshold value. Then, an amount of alternating current power supplied to the fluorescent lamp by an inverter circuit is increased and decreased in response to fluctuations of the level of the dimming signal outputted by the dimming signal correction circuit, whereby the fluorescent lamp is dimmed. | 01-21-2010 |
Tetsuya Hamana, Nara JP
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20100001649 | Electronic Ballast with Lamp End of Life Detection and Protection Circuits - An electronic ballast A includes an inverter circuit for converting a DC voltage into a high-frequency voltage, a resonant circuit which is connected between outputs of the inverter circuit and lights a discharge lamp at a high frequency by a resonant action, a dimming circuit for changing an output voltage to the discharge lamp by changing an operating frequency of the inverter circuit, a DC component detecting circuit for detecting a DC voltage component of the discharge lamp and a control operating circuit which detects an output signal of the DC component detecting circuit for every predetermined period to reduce or stop an output to the discharge lamp in the case where the output signal exceeds a predetermined reference value and to prohibit the protection operation when periodic change amount in the output signal reaches a predetermined value or higher. | 01-07-2010 |
20100001650 | Lamp End of Life Protection Circuit and Method for an Electronic Dimming Ballast - A electronic ballast includes an inverter circuit for converting a DC voltage into a high-frequency voltage, a resonant circuit connected between outputs of the inverter circuit so as to light a discharge lamp by a resonant action, a control circuit for controlling the inverter circuit, a dimming circuit for continuously changing an output voltage to the discharge lamp by changing an operation frequency in the inverter circuit, a DC component detection circuit and a voltage comparator for detecting whether or not the discharge lamp is at the end of the life at predetermined intervals and outputting an end of life detection signal upon detection of the end of the life state, and a frequency control circuit and a driving circuit for reducing or stopping an output to the discharge lamp by controlling switching elements in response to a life end detection signal inputted from the voltage comparator. | 01-07-2010 |
20100033101 | Electronic Ballast with Multimode Lamp Power Control - A control means has an adjustment function in a microprocessor to adjust variations in an output to a discharge lamp due to variations in components by correcting a duty ratio of a PWM signal for varying an operating frequency of an inverter circuit so that a detected value of a second detection circuit falls within a target range. The microprocessor switches paths to transmit the PWM signal between a path passing through a feedback circuit and a path passing through a voltage follower circuit by switches a switch circuit to supply the signal through the path passing through the voltage follower circuit in adjusting output variations in the preheating mode and the starting mode. | 02-11-2010 |
20100270932 | FAULT DETECTION AND SHUTDOWN CONTROL CIRCUITS AND METHODS FOR ELECTRONIC BALLASTS - An electronic ballast is capable of inhibiting ballast shutdown caused by erroneously determining a fault condition. The ballast includes a DC power supply circuit for outputting DC power, a power conversion circuit that appropriately converts DC power outputted by the DC power supply circuit and outputs it to a discharge lamp, a DC voltage droop detection circuit for determining existence/absence of a fault condition in the DC power supply circuit | 10-28-2010 |
20100270949 | ELECTRONIC BALLAST WITH INPUT VOLTAGE FAULT CONTROL - An electronic ballast includes circuitry to prevent a switch from being damaged in the case where an abnormality occurs in an output voltage of an input power supply. A DC power supply control circuit has a zero current detection circuit that, when a current through an inductor becomes equal to or less than a predetermined current value, outputs a zero signal. A peak current detection circuit, when current through a switch the DC power supply circuit becomes equal to or greater than the predetermined current value, outputs a peak signal. A first drive circuit turns on the switch according to the zero signal, and turns off the switch Q | 10-28-2010 |
20130049586 | LIGHTING DEVICE, HEADLAMP LIGHTING DEVICE, AND HEADLAMP UNIT AND VEHICLE HAVING SAME - A lighting device includes: a power conversion unit which converts a direct current (DC) power into a power required by a load; an output current detection unit which detects an output current of the power conversion unit; and a source voltage detection unit which detects a source voltage. Further, the lighting device includes an operation unit which calculates an output current command value so as not to exceed an upper limit of the output current command value set according to a resistance value of an externally connected resistor; and a control unit which controls the power conversion unit such that the output current thereof the power conversion unit becomes the output current command value. | 02-28-2013 |
Yasumasa Hamana, Shizuoka JP
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20110089825 | PHOTOCATHODE - The present invention aims at providing a photocathode which can improve various characteristics. In a photocathode | 04-21-2011 |
Yasumasa Hamana, Hamamatsu-Shi JP
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20150228439 | ELECTRON TUBE - In an electron tube, an atomic layer deposition method is used to form an electrical resistance film having a stacked structure of electrically insulating layers and electrically conductive layers or a mixed structure of an electrically insulating material and an electrically conductive material, so as to cover the whole of an inner wall surface and an outer wall surface of a second envelope. By use of the atomic layer deposition method, the firm and fine electrical resistance film with a desired resistance can be formed on an insulation surface, without containing a material such as a binder. When the electrical resistance film is provided with slight electrical conductivity, it can suppress occurrence of withstand voltage failure due to electrification of the insulation surface or the like and realize stability of withstand voltage characteristics. | 08-13-2015 |
Yuichi Hamana, Taito-Ku JP
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20080200250 | PORTABLE GAME APPARATUS AND GAME SYSTEM - A portable game apparatus which gains the acceptance of senior elementary school children is realized. A portable game apparatus includes, for example, a general-purpose interface used to connect a personal computer, and a communication interface used to communicate with another portable game apparatus as an opponent of a fighting game. An execution control unit executes the fighting game with the other portable game apparatus connected via the communication interface using game data received via the general-purpose interface. | 08-21-2008 |