Patent application number | Description | Published |
20120040436 | TYPE MILK-CLOTTING PROTEASE DERIVED FROM A MICROORGANISM - The present invention provides an improved type protease which comprises an amino acid sequence that is at least 75% identical to SEQ ID NO:3, said improved type protease has at least one mutation selected from the group consisting of: (A) replacement of glutamine corresponding to glutamine at position 265 in SEQ ID NO: 3 with an acidic amino acid; and (B) replacement of glutamine at position 266 in SEQ ID NO: 3 with an acidic amino acid, and wherein said improved type protease has milk-clotting activity. | 02-16-2012 |
20130259558 | SHEET PROCESSING DEVICE AND IMAGE FORMING SYSTEM - A sheet processing device includes a cutter including a movable unit moving toward or away from a predetermined position and cutting a sheet held in the predetermined position, a door provided to a housing having an opening, the door opening and closing the opening for an operation for the cutter. The sheet processing device further includes the housing holding the cutter, a locking member locking and unlocking the door closing the opening and a locking mechanism mechanically connecting the movable unit to the locking member and causing the locking member to lock or unlock the door depending on a position of the movable unit relative to the predetermined position. | 10-03-2013 |
20150065327 | SHEET FOLDING APPARATUS AND IMAGE FORMING SYSTEM - Disclosed is a sheet folding apparatus which performs a first folding and a second folding on one or a plurality of sheets including a first roller which is one of rollers that form a first nip which performs the first folding, a second roller which forms the first nip with the first roller, a third roller which forms a second nip with the second roller which performs the second folding, a roller drive unit which operates the first, second and third rollers, a first pushing member which pushes a sheet in the first nip, a first push drive unit which operates the first pushing member, a second pushing member which pushes the sheet in the second nip, a second push drive unit which operates the second pushing member, and a control unit which controls the roller driver unit, the first push drive unit and the second push drive unit. | 03-05-2015 |
Patent application number | Description | Published |
20140065704 | CELL COLLECTION SYSTEM - The present invention provides a simple and highly reliable cell collection system with high throughput and improved in cell collection efficiency. In the present invention, one or more pores are formed in a cell collection plate. One surface of the plate can be directly introduced in e.g., a petri dish, so as to be in contact with a solution containing cells. In this case, means for obtaining an optical image of collected cells from its rear surface is provided to improve reliability and convenience during a cell collection process. Alternatively, the vicinities of the pores in the cell collection plate are only hydrophilized and the other region is made water repellent to improve the efficiency of cell collection. | 03-06-2014 |
20150024959 | METHOD FOR AMPLIFYING cDNA DERIVED FROM TRACE AMOUNT OF SAMPLE - The problem to be solved by the present invention is to provide a method for preparing a sample for comprehensively and accurately analyzing gene expression in a single cell or a few cells, for example, by a large-scale DNA sequencer. The present invention relates to a method for amplifying cDNA from mRNA in a cell, comprising: (1) capturing mRNA derived from the cell by a first DNA probe containing a first tag sequence and a poly T sequence and being immobilized to a solid carrier in a single reaction vessel, and synthesizing a first strand cDNA from the mRNA by a reverse transcription reaction; (2) removing a reaction reagent from the reaction vessel while keeping the first strand cDNA synthesized onto the solid carrier in the reaction vessel; (3) adding a polynucleotide sequence consisting of one type of nucleotides to 3′ terminal of the first strand cDNA on the solid carrier; (4) hybridizing a second DNA probe containing a second tag sequence and a complementary sequence to the polynucleotide sequence with the cDNA to which the polynucleotide sequence is added, and synthesizing a second strand cDNA; and (5) performing a DNA amplification reaction using the second strand cDNA synthesized on the solid carrier as a template. | 01-22-2015 |
20150315278 | Anti-Glypican-3 Antibody Having Improved Kinetics in Plasma - A method of modulating the plasma half-life of anti-glypican 3 antibody, a pharmaceutical composition comprising as an active ingredient the anti-glypican 3 antibody that has a plasma half-life that has been modulated, a method of preparing the anti-glypican 3 antibody and a pharmaceutical composition comprising the anti-glypican 3 antibody as an active ingredient are provided. Disclosed is a method of modulating the plasma half-life of anti-glypican 3 antibody by modifying an amino acid residue that is exposed on the surface of the anti-glypican 3 antibody; and anti-glypican 3 antibody that has a plasma half-life that has been modulated by amino acid residue modification, a pharmaceutical composition comprising as an active ingredient the anti-glypican 3 antibody, and a method of preparing the anti-glypican 3 antibody and producing a pharmaceutical composition comprising the anti-glypican 3 antibody as an active ingredient. | 11-05-2015 |
Patent application number | Description | Published |
20110025884 | IMAGE PROCESSING APPARATUS, IMAGE MANAGEMENT APPARATUS, IMAGE MANAGEMENT METHOD, AND IMAGE MANAGEMENT SYSTEM - An image processing apparatus, comprises a storage medium configured to store an image file; a communicating unit configured to communicate with an image management apparatus that manages an image file; a transmitting unit configured to transmit identification information of the image processing apparatus and a storage capacity of the storage medium to the image management apparatus; a receiving unit configured to receive identification information of the image management apparatus and a fixed reserved capacity via the communicating unit from the image management apparatus; and a first storage unit configured to store the identification information received from the image management apparatus and the fixed reserved capacity in association with each other. | 02-03-2011 |
20110047297 | INFORMATION PROCESSING APPARATUS, CONTROL METHOD THEREFOR, AND PROGRAM - An information processing apparatus that can communicate with an external apparatus includes an instruction unit configured to receive an instruction to change a parameter in the external apparatus, and a sending unit configured to send a control signal for causing the external apparatus to change the parameter in the external apparatus, to the external apparatus according to the instruction received by the instruction unit, in which the sending unit sends, when the instruction received by the instruction unit includes an instruction to change a plurality of types of parameters in the external apparatus, the control signal a plural number of times according to the types of the parameters to be changed, to cause the external apparatus to change the parameters in a predetermined order. | 02-24-2011 |
20120327253 | IMAGE CAPTURING TRANSFER APPARATUS THAT SENDS A FLASH ON/OFF PARAMETER INSTRUCTION FOR A FLASH UNIT CONNECTED TO THE IMAGE CAPTURING APPARATUS - An information processing apparatus that can communicate with an external apparatus includes an instruction unit configured to receive an instruction to change a parameter in the external apparatus, and a sending unit configured to send a control signal for causing the external apparatus to change the parameter in the external apparatus, to the external apparatus according to the instruction received by the instruction unit, in which the sending unit sends, when the instruction received by the instruction unit includes an instruction to change a plurality of types of parameters in the external apparatus, the control signal a plural number of times according to the types of the parameters to be changed, to cause the external apparatus to change the parameters in a predetermined order. | 12-27-2012 |
Patent application number | Description | Published |
20080299334 | Thermal transfer receiving sheet - A thermal transfer receiving sheet in which at least a low-density layer, barrier layer and image receiving layer are sequentially laminated on one side of a sheet-like support, wherein the low-density layer contains hollow particles, a hydrophobic resin adhesive and a hydrophilic resin adhesive, the hydrophobic resin adhesive is at least one type selected from the group consisting of acrylic acid ester-acrylonitrile copolymer, methacrylic acid ester-acrylonitrile copolymer, styrene-butadiene copolymer, butadiene-acrylonitrile copolymer, styrene-butadiene-acrylonitrile copolymer and polybutadiene, the glass transition temperature in accordance with JIS K 7121 is between −90 and 10° C., and the weight ratio between the hydrophobic resin adhesive and the hydrophilic resin adhesive is between 95/5 and 65/35. | 12-04-2008 |
20120118520 | METHOD FOR MANUFACTURING MICROFIBROUS CELLULOSE COMPOSITE SHEETS AND METHOD FOR MANUFACTURING MICROFIBROUS CELLULOSE COMPOSITE SHEET LAMINATE - The present invention provides a method for easily and efficiently manufacturing microfibrous cellulose composite sheets. The present invention is a method for manufacturing microfibrous cellulose composite sheets, including a preparation process in which a polymer emulsion is mixed with an aqueous suspension including microfibrous cellulose, thereby preparing a mixed fluid, a papermaking process in which the mixed fluid is dehydrated on a porous base material through filtration, and a sheet including moisture is formed, and a drying process in which the sheet including moisture is heated and dried. In addition, the present invention is a method for manufacturing a microfibrous cellulose composite sheet laminate, in which the microfibrous cellulose sheets are thermally compressed and thus laminated as they are or after being provided with a polymer layer on at least one surface thereof. | 05-17-2012 |
20130264007 | PROCESS FOR PRODUCTION OF FINELY FIBROUS CELLULOSE COMPOSITE PREPREG SHEET, PROCESS FOR PRODUCTION OF FINELY FIBROUS CELLULOSE COMPOSITE SHEET, AND PROCESS FOR PRODUCTION OF FINELY FIBROUS CELLULOSE COMPOSITE LAMINATE SHEET - A method of producing a finely fibrous cellulose composite prepreg sheet, sheet or laminate sheet, the method including a mixing an emulsion of a reactive compound with an aqueous suspension containing a finely fibrous cellulose to prepare a mixed liquid dewatering the mixed liquid by filtration on a porous substrate to form a water-containing sheet; and heating and drying the water-containing sheet. A method of producing a finely fibrous cellulose composite sheet, the method including subjecting the finely fibrous cellulose composite prepreg sheet produced by the method described above to a curing treatment. | 10-10-2013 |
20130269898 | DEVICE FOR PRODUCING FIBROUS SHEET - A device for producing a fibrous sheet, including a water squeezing section which squeezes the dispersion medium from a dispersion to generate a web, and a drying section which dries the web to generate a fibrous sheet, the water squeezing section having multiple first fabric sheets arranged longitudinally along the transport direction of a web substrate that is partway through web generation, and water squeezing units which are provided beneath the multiple first fabric sheets and squeeze the dispersion medium from the dispersion, and in the water squeezing section, a continuous sheet is positioned so as to extend over the upper surface of the multiple first fabric sheets, and the dispersion is discharged onto the upper surface of the continuous sheet. | 10-17-2013 |
20160130757 | METHOD FOR PRODUCING SHEET CONTAINING FINE FIBERS - The present invention was accomplished in order to provide a method for producing a sheet containing fine fibers, which enables production of a sheet containing fine fibers without producing wrinkles. The present invention provides a method for producing a sheet containing fine fibers comprising a coating step of coating a dispersion containing fine fibers having a fiber diameter of 1000 nm or smaller on a base material, and a drying step of drying the dispersion containing fine fibers coated on the base material to form a sheet containing fine fibers. | 05-12-2016 |
Patent application number | Description | Published |
20090103762 | HEADPHONES - There is provided headphones that include a pair of left and right earcups, an audio signal processing unit contained in the earcups, a headband connecting the left and right earcups respectively through a hanger, and a cord to supply a signal to the audio signal processing unit. In the headphones, a connection portion between the hanger and the headband is configured as an extension and contraction unit having a multistage structure including a small-diameter hollow member able to be taken in and out of a large-diameter hollow member, a part of the cord contained in the extension and contraction unit is spirally wound so as to be extended and contracted, nodes are placed respectively between the headband and the extension and contraction unit and between the hanger and the extension and contraction unit, and the respective nodes have a through-hole allowing penetration of the cord. | 04-23-2009 |
20130051561 | SOUND REPRODUCTION DEVICE - There is provided a sound reproduction device including a left channel housing unit that accommodates at least a left channel driver unit outputting a left channel sound, a left channel microphone recording an external sound, and a left channel micro-computer controlling a setting for a noise cancelling processing based on a recording signal of the left channel microphone; and a right channel housing unit that accommodates at least a right channel driver unit outputting a right channel sound, a right channel microphone recording an external sound, and a right channel micro-computer controlling a setting for a noise cancelling processing based on a recording signal of the right channel microphone. The left channel micro-computer and the right channel micro-computer are configured to communicate data with each other. | 02-28-2013 |
20130051562 | SOUND REPRODUCING DEVICE - A sound reproducing device includes: a plug section configured to receive input of L-channel and R-channel audio signals; an L-channel housing section including at least an L-channel driver unit configured to produce sound on the basis of the L-channel audio signal, an L-channel microphone configured to collect external sound, and an L-channel microcomputer configured to perform setting control on noise-canceling processing on the basis of a collected sound signal of the microphone; an R-channel housing section including a same corresponding configuration as those of the L-channel housing section; and an in-cord housing section formed so as to be inserted in a wiring cord for supplying the signals inputted from the plug section to the L-channel and the R-channel housing sections, wherein the in-cord housing section is provided with a communication terminal for allowing data communication between the L-channel microcomputer and the R-channel microcomputer, and an external apparatus. | 02-28-2013 |
20130051589 | EARPHONE DEVICE - There is provided an earphone device of an ear-hole insertion type having a noise cancelling function, the earphone device including a left channel housing unit that accommodates a left channel driver unit outputting a left channel sound; and a right channel housing unit that accommodates a right channel driver unit outputting a right channel sound. A microphone for noise cancelling and a battery are accommodated in each of the left and right channel housing units. | 02-28-2013 |
20130057201 | TO-BE-CHARGED APPARATUS, CHARGING ADAPTER, ELECTRONIC APPARATUS SET, AND PLUG UNIT - A to-be-charged apparatus, including: a built-in battery; a plug connectable to a jack included in a data storage apparatus capable of storing data and a jack included in a charging adapter; a drive unit that is capable of acquiring the data from the data storage apparatus while the plug is connected to the jack of the data storage apparatus and is driven by power supplied from the built-in battery; and a circuit that includes a data line for transmitting the data, which is connected between the plug and the drive unit, and supplies, when a connection of the plug to the jack of the charging adapter is detected by a detection switch included in the charging adapter connected to a power supply apparatus, a charge from the charging adapter to the built-in battery using the data line. | 03-07-2013 |
20140307884 | EARHOLE-WEARABLE SOUND COLLECTION DEVICE, SIGNAL PROCESSING DEVICE, AND SOUND COLLECTION METHOD - The present technique relates to an earhole-wearable sound collection device, a signal processing device, and a sound collection method for realizing sound collection at a high S/N ratio with reduced noise influence, regardless of noise reduction methods such as the SS method. | 10-16-2014 |
20150222979 | SOUND REPRODUCTION DEVICE - There is provided a sound reproduction device including a left channel housing unit that accommodates at least a left channel driver unit outputting a left channel sound, a left channel microphone recording an external sound, and a left channel micro-computer controlling a setting for a noise cancelling processing based on a recording signal of the left channel microphone; and a right channel housing unit that accommodates at least a right channel driver unit outputting a right channel sound, a right channel microphone recording an external sound, and a right channel micro-computer controlling a setting for a noise cancelling processing based on a recording signal of the right channel microphone. The left channel micro-computer and the right channel micro-computer are configured to communicate data with each other. | 08-06-2015 |
20160127815 | INPUT DEVICE AND TRANSMITTING METHOD, HOST DEVICE AND RECEIVING METHOD, AND SIGNAL PROCESSING SYSTEM AND TRANSCEIVING METHOD - The present technology relates to an input device, a transmitting method, a host device, a receiving method, a signal processing system, and a transceiving method, which are capable of easily performing transmission and reception of multiplexed data obtained by multiplexing a plurality of electric signals between a plug device including a plug and a jack device including a jack. An input device detects whether or not the jack device including the jack is an associated device capable of dealing the multiplexed data obtained by multiplexing a plurality of electric signals, and transmits the multiplexed data via the plug when the jack device is the associated device. The host device detects whether or not the plug device including the plug is the associated device, and receives the multiplexed data transmitted from the plug device via the jack when the plug device is the associated device. The present technology can be applied to a music player having a jack and a headset having a plug, for example. | 05-05-2016 |
Patent application number | Description | Published |
20090206492 | Semiconductor device - A semiconductor device includes a semiconductor chip, a first substrate, and a second substrate. The first substrate includes a plurality of wires and a plurality of first electrodes, each first electrode being connected with each wire. The second substrate includes the semiconductor chip that is mounted thereon, and a plurality of second electrodes with, each second electrode being connected with the each first electrode of the first substrate. The widths of the wires of the first substrate are different depending on the lengths of the wires. By changing the widths of the wires depending on their lengths, it is possible to reduce variation in stiffness of the electrodes and vicinities of electrodes, whereby variation in ultrasonic bonding strength can be reduced. | 08-20-2009 |
20150192446 | Flow Sensors and Manufacturing Method for Same - A flow sensor includes an auxiliary channel having an opening into which a fluid to be measured is taken; a sensor element that measures the flow of the fluid to be measured; a housing that accommodates electronic parts; and a resin cover. The flow sensor is configured such that junctions of the housing and the cover are formed in locations where first target weld portions, which are formed so that the circuit chamber is surrounded, face each other and second target weld portions, which are disposed for additional reinforcement of the joints, face each other on a bonding face of the housing and a bonding face of the cover with a step being provided. The positioning of the housing and the cover is determined, and the first target weld portions are welded to each other and second target weld portions are welded to each other by way of laser radiation. | 07-09-2015 |
20150377670 | Flow Sensor - Provided is a low-cost flow sensor which improves productivity while maintaining high quality and high reliability. This flow sensor is provided with a housing, a cover, a circuit chamber sealed between these and housing electronic components or wiring, and a subpassage through which the fluid flows that is to be detected, and is characterized in that the welding width of a first welded portion forming the circuit chamber is greater than the welding width of a part of the second welded portion forming the subpassage unit. | 12-31-2015 |
20160025542 | Flow Sensor - Provided is a welding structure which enables external visual checks and has improved stability of bonding properties at a laser weld between a cover and a housing of this flow sensor. This flow sensor is provided with a housing, a cover, a circuit chamber sealed between these and housing electronic components or wiring, and a subpassage through which the fluid flows that is to be sensed, and is characterized in that at least the part near the gate section of the cover that transmits the laser is thinner than the other parts that transmit the laser. | 01-28-2016 |
20160061642 | Flow Sensor and Method for Producing Resin Structure - The purpose of the present invention is to provide a flow sensor that makes it possible to detect temperature abnormalities that the flow sensor has been exposed to and the time history of the flow sensor in a high-temperature environment from an externally visible cover material and that uses a cover material for which the laser welding quality can be guaranteed through visual inspection when the sensor is delivered as a product and even if the sensor is used in an abnormal state. A flow sensor provided with a housing, a cover, a circuit chamber that houses a wiring portion sealed between the housing and the cover, and an auxiliary passage through which the liquid to be sensed flows, wherein: a joint portion formed on the housing and a joint portion formed on the inner surface of the cover are joined together through the laser welding; the main material of the cover is a crystalline resin; the cover includes an amorphous alloy; and the cover is made to have a natural color. | 03-03-2016 |
Patent application number | Description | Published |
20110142476 | IMAGE FORMING APPARATUS - An image forming apparatus includes a fixing device; a mode selecting unit for selecting one of a normal mode and a power save mode; and a fixing control unit. The fixing device includes a rotational member, a pressing member disposed to press against the rotational member for sandwiching and pressing a print medium with the rotational member after a developer image is developed on the print medium, and a heating portion for heating the rotational member. In the normal mode, a normal printing operation is enabled. In the power save mode, the printing operation is partially terminated to conserve power consumption. The fixing control unit controls the rotational member to rotate for a specific amount when the mode selecting unit selects the power save mode. | 06-16-2011 |
20120195655 | FUSER AND IMAGE FORMING DEVICE INCLUDING THE SAME - A fuser includes a first roller that includes a first elastic layer, a belt member provided on, and rotates around, the first roller, a second roller that includes a second elastic layer and that forms a nip part by pressing, through the belt member, the first roller, and a heating member that heats the belt member. A thickness of the second elastic layer of the second roller is less than a thickness of the first elastic layer of the first roller. | 08-02-2012 |
20140369727 | FIXATION DEVICE AND IMAGE FORMATION APPARATUS - A fixation device includes: a heating member; a fixation belt configured to be heated by the heating member and formed like an endless belt; a first fixation member configured to abut on an inner circumferential surface of the fixation belt; a second fixation member located upstream of the first fixation member in a paper conveyance direction and configured to abut on the inner circumferential surface of the fixation belt; a press member located between the first fixation member and the second fixation member and configured to abut on the fixation belt; a pressurization member configured to abut on an outer circumferential surface of the fixation belt, and press at least against the first fixation member and the press member via the fixation belt; a support frame configured to support the first fixation member; and a holding plate configured to support the press member. | 12-18-2014 |
Patent application number | Description | Published |
20080224207 | INSULATED GATE TRANSISTOR - A charge storage layer of first conductive type is formed on the first principal surface of a semiconductor substrate. A base layer of second conductive type is formed on the charge storage layer. Each trench formed through the base layer and the charge storage layer is lined with an insulating film and filled with a trench gate electrode. Dummy trenches are formed on both sides of each trench. Source layers of first conductive type are selectively formed in the surface of the base layer and in contact with the sidewalls of the trenches. The source layers are spaced apart from each other and arranged in the longitudinal direction of the trenches. A contact layer of second conductive type is formed in the surface of the base layer and between each two adjacent source layers arranged in the longitudinal direction of the trenches. A collector layer of second conductive type is formed on the second principal surface of the semiconductor substrate. | 09-18-2008 |
20110024896 | POWER SEMICONDUCTOR DEVICE - A power semiconductor device that can reduce the mounting area thereof will be provided. A first metal plate is connected to a first power terminal of a power chip. A second metal plate facing the first metal plate is connected to a second power terminal of the power chip. An insulating cover coats the power chip from outside of the first and second metal plates. An exterior signal terminal connected to the signal terminal of the power chip is derived from an upper surface of the insulating cover. The first and second metal plate respectively includes first and second exterior electric power terminals derived from a lower surface of the insulating cover. The first and second exterior electric power terminals are bent to opposite directions. In a bending direction of the first exterior electric power terminal or the second exterior electric power terminal, the second exterior electric power terminal is not present on opposite side of the first exterior electric power terminal across the insulating cover, and the first exterior electric power terminal is not present on opposite side of the second exterior electric power terminal across the insulating cover. | 02-03-2011 |
20110133312 | POWER DEVICE - The present invention is a power device includes, a first conductive type semiconductor substrate, a second conductive type base region formed on a surface of the semiconductor substrate, a second conductive type collector region formed on a rear surface of the semiconductor substrate, a first conductive type emitter region formed on a surface of the base region, a trench gate formed via a gate insulating film in a first trench groove formed in the base region so as to penetrate the emitter region, a dent formed in the base region in proximity to the emitter region, a second conductive type contact layer formed on an inner wall of the dent, having a higher dopant density than that of the base region, a dummy trench formed via a dummy trench insulating film in a second trench groove formed at a bottom of the dent, and an emitter electrode electrically connected to the emitter region, the contact layer and the dummy trench, wherein the trench gate and the dummy trench reach the semiconductor substrate. | 06-09-2011 |
20110298081 | SEMICONDUCTOR DEVICE - A semiconductor device includes a semiconductor substrate, a surface electrode formed on the semiconductor substrate, an ineffective region formed to surround the surface electrode, and an ID-indicating portion made of a different material than the surface electrode and formed on the surface electrode to indicate an ID. The area of the ineffective region is smaller than the area of the surface electrode. | 12-08-2011 |
20130080088 | SEMICONDUCTOR CHIP TESTING METHOD AND SEMICONDUCTOR CHIP TESTING DEVICE - A semiconductor chip testing method includes: (a) testing the electrical characteristics of each of semiconductor chips in the form of wafers or in the form of chips formed on a predetermined number of semiconductor wafers having certain relationship, and determining if the semiconductor chip is non-defective or defective; (b) calculating a percentage of semiconductor chips determined to be defective as a fraction defective for each of wafer addresses based on determination results about the semiconductor chips on the predetermined number of semiconductor wafers, the wafer addresses indicating the respective positions of the semiconductor chips on the semiconductor wafers; and (c) changing a determination result about a semiconductor chip determined to be non-defective to defective, the semiconductor chip being at a wafer address determined to have a fraction defective at a threshold or higher than the threshold. | 03-28-2013 |
Patent application number | Description | Published |
20090002054 | GATE DRIVE APPARATUS - A gate drive apparatus including a constant-current-pulse gate drive circuit which creates a gate signal for a switching device as a constant-current output, a constant-voltage-pulse gate drive circuit which creates the gate signal as a constant-voltage output, and a decision/switch circuit which switches the operation of the constant-current-pulse gate drive circuit and the operation of the constant-voltage-pulse gate drive circuit. The variance of switching speeds attributed to the variances of threshold voltages and mirror voltages in a plurality of switching devices which are driven by the gate drive apparatus can be suppressed, and the variance of losses can be minimized. | 01-01-2009 |
20100213989 | GATE DRIVING CIRCUIT - To obtain a gate driving circuit in which rising of a constant current of a constant current circuit is fast and power saving is achieved, the gate driving circuit includes: a constant current driving circuit ( | 08-26-2010 |
20110181250 | POWER SUPPLY APPARATUS - A power supply apparatus includes: an AC generator including an AC generating section, and a rectifier for rectifying an AC voltage generated in the AC generating section, and outputting a DC voltage; and a DC/DC converter for converting the output voltage of the rectifier into a DC voltage having a different voltage value, wherein the output voltage of the rectifier is set to be larger than the output voltage of the DC/DC converter in accordance with the rotation speed of the AC generating section and the amount of power supply to an electrical load connected to the DC/DC converter, and is stepped down and outputted by using the DC/DC converter. The power supply apparatus is capable of increasing an output power efficiently. | 07-28-2011 |
20130234291 | SEMICONDUCTOR DEVICE - A semiconductor device includes a first electrode electrically connected to an upper surface of a semiconductor element, a first internal electrode electrically connected to a lower surface of the semiconductor element and having a plurality of first comb finger portions and a first connection portion connecting the plurality of first comb finger portions together, a second electrode electrically connected to the first internal electrode, a second internal electrode electrically connected to a lower surface of the first electrode and having a plurality of second comb finger portions and a second connection portion connecting the plurality of second comb finger portions together, the plurality of second comb finger portions being interdigitated with but not in contact with the plurality of first comb finger portions, and a lower dielectric filling the space between the plurality of first comb finger portions and the plurality of second comb finger portions. | 09-12-2013 |
20150155816 | VEHICLE-MOUNTED MOTOR DRIVING CONTROL BOARD - An object of the present invention is to achieve reductions in size and costs of a vehicle-mounted motor driving control board in a configuration which allows the redundancy of a power supply to be ensured. The vehicle-mounted motor driving control board is formed by one printed circuit board on which are formed two inverter driving circuits for driving two inverter circuits for three-phase motors, and a voltage step-up/step-down driving circuit for driving a voltage step-up/step-down circuit for supplying electric power to the inverter circuits. The vehicle-mounted motor driving control board further includes a first power supply circuit for supplying electric power to part of constituent circuits constituting the voltage step-up/step-down driving circuit and the two inverter driving circuits, and a second power supply circuit for supplying electric power to the remainder of the constituent circuits in the voltage step-up/step-down driving circuit and the two inverter driving circuits. | 06-04-2015 |
20150179620 | SEMICONDUCTOR DEVICE - A semiconductor element is sandwiched between a lower and upper surface of a cooling body. A connection circuit and a communication device are provided on the lower surface of the cooling body. A drive circuit and a communication device are provided on the upper surface of the cooling body. These components are encapsulated by a resin. The connection circuit generates a control signal in response to a signal from outside. The communication device transmits the control signal. The communication device receives the control signal and supplies the control signal to the drive circuit, which drives the semiconductor element in response to the control signal. The resin electrically insulates the connection circuit and the communication device from the communication device and the drive circuit enabling prevention of breakdown of the connection circuit caused by an application of a high voltage from the drive circuit to the connection circuit. | 06-25-2015 |