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Chen, JP
Chunfu Chen, Tsurumi-Ku Yok JP
| Patent application number | Description | Published |
|---|---|---|
| 20110230585 | PHOTO-CURABLE RESIN COMPOSITION FOR ULTRAVIOLET LIGHT-LED IRRADIATION - A photo-curable resin composition for the UV-LED light source, which is rapidly cured and particularly has excellent surface curing property, is disclosed. The resin composition contains (a) polybutadiene (meth)acrylate; (b) a polythiol compound; and (c) a photo radical initiator and is photo-curable by an irradiation with an ultraviolet light-LED. Accordingly, production efficiency can be significantly increased in the production of liquid crystal displays and electrical and electronic components. | 09-22-2011 |
Chunfu Chen, Kawasaki JP
| Patent application number | Description | Published |
|---|---|---|
| 20120018088 | METHOD FOR CONNECTING ELECTRODES AND BONDING COMPOSITION USED THEREFOR - There is disclosed a method for adhering a first connecting portion comprising a first electrode formed on a transparent substrate and a second connecting portion comprising a second electrode formed on a flexible substrate, whereby electrically connecting the first electrode and the second electrode, the method comprising the steps of: applying a bonding composition on at least one of the first connecting portion and the second connecting portion; aligning the first electrode and the second electrode, and irradiating with light while the first connecting portion and the second connecting portion are pressed so as to contact each other; and allowing the resulting assembly to stand at ambient temperature after the light irradiation; wherein the bonding composition comprises no electrically-conductive particle, but comprises: (a) a curable resin component; (b) a photo cure initiation component; and (c) an anaerobic curing initiation component; and wherein the anaerobic curing is not completed when the photo-irradiation is terminated. | 01-26-2012 |
Chunghao Chen, Kanagawa JP
| Patent application number | Description | Published |
|---|---|---|
| 20120074594 | SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF - A semiconductor device comprising a support plate, a semiconductor element mounted on the support plate and including a circuit element surface having a plurality of first electrodes, a first insulation layer covering the circuit element surface of the semiconductor element, and including a plurality of first apertures exposing the plurality of first electrodes, a second insulation layer covering an upper part of the support plate and side parts of the semiconductor element, and wirings formed on an upper part of the first insulation layer and on an upper part of the second insulation layer, and electrically connected to the corresponding first electrodes. | 03-29-2012 |
Dai-Heng Chen, Tokyo JP
| Patent application number | Description | Published |
|---|---|---|
| 20110226574 | Impact absorber device - An impact absorber device includes at least one first portion having a short tubular shape, and at least one second portion having a short tubular shape concentrically disposed in a stacked relationship with the first portion. The first portion and the second portion engage with each other at an engagement portion which is inclined with respect to a concentric axis of the first portion and the second portion. With this arrangement, impact energy is absorbed in the case of collision accidents of vehicles such as an automobile and trains, and the dropping accidents of lifts such as elevators. | 09-22-2011 |
Danping Chen, Osaka JP
| Patent application number | Description | Published |
|---|---|---|
| 20100238646 | LUMINESCENT GLASS - The present invention provides a process for producing a luminescent glass, comprising the steps of adsorbing, to a porous high silica glass, at least one metal component selected from the group consisting of elements of Groups IIIA, IVA, VA, VIA, VIIA, VIII, IB, IIB and IVB of the Periodic Table; and thereafter heating the porous glass in a reducing atmosphere. | 09-23-2010 |
Dayong Chen, Sagamihara-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20110090525 | IMAGE FORMING DEVICE HAVING DIVISION AND COLOR MANAGEMENT FUNCTIONS - An image forming device including a printer having a plurality of operation modes sets beforehand the number of pages printed by the printer to be counted in a division counter or a division undefined counter for each operation mode of the printer. The image forming device counts, in the division counter corresponding to the division to which the user belongs who has requested the printing, the number of the pages printed in the operation mode in which the number of the pages is set to be counted in the division counter, and counts, in the division undefined counter, the number of the pages printed in the operation mode in which the number of the pages is set to be counted in the division undefined counter. | 04-21-2011 |
Defeng Chen, Hachioji-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20100171682 | MEDICAL IMAGE DISPLAY APPARATUS AND COMPUTER READABLE MEDIUM - A medical image display apparatus is provided with improvement in operability in adding and correcting annotations and convenience for use. An annotation registration table for storing modality information, testing portion information, and annotation, which are correspondingly associated to each other, is prepared in advance in a memory. A CPU of a testing-image device stores medical image data received from a modality in a testing-image waiting list table. The CPU extracts the modality information and the testing portion information from header information that the medical image data designated by an operation of an input unit contain. The CPU reads out annotation data consistent with the modality information and the testing portion information from the annotation registration table. The CPU displays the read-out annotation data on a display unit and updates the medical image data by attaching the selected annotation data to a place on coordinates designated on a medical image. | 07-08-2010 |
Denise Chen, Tokyo JP
| Patent application number | Description | Published |
|---|---|---|
| 20110271560 | Safety shoe - A safety shoe includes a sole unit, an upper body, a protective toe cap, and a welt unit. The upper body includes an upper open end portion, a lower open end portion connected to the sole unit, and a vamp portion disposed between the upper and lower open end portions. The protective toe cap is disposed in the vamp portion of the upper body. The welt unit is mounted on the sole unit, surrounds the vamp portion, and has a stack of welt layers having different colors. A lowermost one of the welt layers has a bottom surface contacting the sole unit. An uppermost one of the welt layers has a top surface opposite to the lowermost one of the welt layers. A vertical distance between the top surface and the bottom surface is not smaller than 6 mm. | 11-10-2011 |
Enhui Chen, Kanagawa JP
| Patent application number | Description | Published |
|---|---|---|
| 20120002016 | Long-Distance Target Detection Camera System - A long-distance target detection camera system for detecting a long-distance target includes a pair of convergence cameras capable of performing convergence movement. The system further includes a telephoto camera having a line of sight substantially equal to the trace line of the intersection between the lines of sight of the pair of convergence cameras and having a narrower visual field than that of each of the pair of convergence cameras. The system further includes a base on which the pair of convergence cameras and the telephoto camera are installed. The system further includes a motor for base movement that controls the movement of the base. | 01-05-2012 |
Guoping Chen, Ibaraki JP
| Patent application number | Description | Published |
|---|---|---|
| 20090233362 | Porous Scaffold, Method of Producing the Same and Method of Using the Porous Scaffold - A porous scaffold having pores for seeding cells characterized in that, in the outer peripheral face of the porous main body having the pores for seeding cells, a porous membrane having pores smaller than the cells is located. Thus, it is possible to provide a porous scaffold whereby the cells can be seeded at a high efficiency while preventing cell leakage and, moreover, even cells having little adhesiveness can be adhered. | 09-17-2009 |
Haijing Chen, Kanagawa JP
| Patent application number | Description | Published |
|---|---|---|
| 20100320453 | THIN-FILM TRANSISTOR AND METHOD FOR PRODUCING THE SAME - A thin-film transistor includes a gate electrode disposed on a substrate, a semiconductor layer formed of an organic semiconductor and constituting a channel region, a gate insulating film disposed between the gate electrode and the semiconductor layer, and a pair of source/drain electrodes electrically connected to the semiconductor layer. The semiconductor layer includes a protruding portion protruding toward the substrate from an inner region of a surface, opposite the substrate, of the semiconductor layer excluding a region near ends thereof. | 12-23-2010 |
Haijun Chen, Shizuoka-Ken JP
| Patent application number | Description | Published |
|---|---|---|
| 20090025974 | Shield Box - A shield box is composed of metal-made upper box and lower box, which are combined with each other. The shield box houses therein a plurality of shield connectors interconnecting shield wires, and thereby electromagnetically shields entirety of the shield connectors and the shield wires. On an upper surface of a lower surface plate of the lower box, clamp fittings capable of restraining the respective shield connectors in axial, axial rotation, left-and-right and up-and-down directions thereof are provided. On opposite surfaces of the upper and lower boxes, press fittings are provided to sandwich shield terminal portions from upper and lower sides and conduct the shield terminal portions to the upper and lower boxes when the upper and lower boxes are matched with each other. The shield terminal portions, which are electrically connected to shield conductors of respective shield wires and are exposed to both ends of the respective shield connectors, are grounded. | 01-29-2009 |
Haijun Chen, Makinohara-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20100130039 | COMPLEX CONNECTOR - A complex connector, comprises a male connector composed of a first male connector and the second male connector formed integrally with each other; a first female connector to which a second female connector and a lock assistant are attached in a movable manner, wherein the lock assistant includes an elongated cantilever member extending toward the first male connector, and a projection retaining engagement with the engagement portion of the first female connector is formed at a distal end of the elongated cantilever member, and in a condition in which the first male connector and the first female connector are disengaged from each other, the projection is retainingly engaged with the engagement portion, and in a condition in which the projection is retainingly engaged with the engagement portion, the projecting portion of the second female connector abuts against the abutment portion of the lock assistant. | 05-27-2010 |
Haijun Chen, Kanagawa JP
| Patent application number | Description | Published |
|---|---|---|
| 20120020875 | CATALYST FOR REDUCING NITROGEN OXIDES AND METHOD FOR PRODUCING THE SAME - The object is to provide an exhaust gas reduction catalyst that exhibit high nitrogen oxide reduction performance, and to provide a simple and efficient method for producing the catalyst, in which the amount of the waste liquid is reduced, further, an object of the invention is to provide a zeolite-containing catalyst for reducing nitrogen oxides, which does not use an expensive noble metal or the like and which has high nitrogen oxide reduction performance. The present invention relates to a catalyst for reducing nitrogen oxides, which comprises: zeolite at least containing an aluminium atom and a phosphorus atom in the framework thereof; and a metal supported on the zeolite, wherein a coefficient of variation of intensity of the metal is at least 20%, when performing an elemental mapping of the metal in the catalyst with an electron probe microanalyzer, and, a catalyst for reducing nitrogen oxides, which comprises the zeolite containing at least a silicon atom, a phosphorus atom and an aluminium atom, and having an adsorption retention rate of at least 80% in a water vapor cyclic adsorption/desorption test at 90° C. | 01-26-2012 |
| 20120028789 | CATALYST FOR REDUCING NITROGEN OXIDES AND METHOD FOR PRODUCING THE SAME - The object is to provide an exhaust gas reduction catalyst that exhibit high nitrogen oxide reduction performance, and to provide a simple and efficient method for producing the catalyst, in which the amount of the waste liquid is reduced, further, an object of the invention is to provide a zeolite-containing catalyst for reducing nitrogen oxides, which does not use an expensive noble metal or the like and which has high nitrogen oxide reduction performance. The present invention relates to a catalyst for reducing nitrogen oxides, which comprises: zeolite at least containing an aluminium atom and a phosphorus atom in the framework thereof; and a metal supported on the zeolite, wherein a coefficient of variation of intensity of the metal is at least 20%, when performing an elemental mapping of the metal in the catalyst with an electron probe microanalyzer, and, a catalyst for reducing nitrogen oxides, which comprises the zeolite containing at least a silicon atom, a phosphorus atom and an aluminium atom, and having an adsorption retention rate of at least 80% in a water vapor cyclic adsorption/desorption test at 90° C. | 02-02-2012 |
Hongyuan Chen, Inagi-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20080261531 | SYSTEM AND METHOD FOR PROVIDING COVERAGE AND SERVICE CONTINUATION IN BORDER CELLS OF A LOCALIZED NETWORK - A system and method for providing continuous multimedia broadcast multicast services over different localized areas, while also avoiding frequency interference. In various embodiments, a service provides reduced-quality data at the border of each localized area. In one approach, border cells of a single frequency network (SFN) broadcast reduced quality data, while more centralized cells in a SFN broadcast full quality data. In other embodiments, source data is coded by two layers—a baseline layer and at least one enhancement layer. Centralized cells in a SFN transmit both baseline and enhancement layers. Border cells broadcast only the baseline layer. Centralized cells and border cells use the same sub-band to broadcast baseline layer data in a bit-identical way. Non-overlapping sub-bands are used by border cells of neighboring SFNs to transmit the baseline layer. | 10-23-2008 |
| 20090254789 | CODING A SIGNAL - An apparatus, a base station and user equipment are provided. The apparatus is configured to code a first given number of symbols from the beginning of a transmission period and/or a second given number of symbols from the end of the transmission period with a stronger error correcting code than the rest of the symbols in the transmission period. | 10-08-2009 |
Hongyuan Chen, Tokyo JP
| Patent application number | Description | Published |
|---|---|---|
| 20080207151 | Apparatus, methods and computer program products providing selective diversity operation and adjustment of transport format for a multiple-receiver unit - In one exemplary embodiment, method including: receiving a first wireless communication with at least a first and second receiver utilizing a diversity method; and, in response to determining that simultaneous reception of a second wireless communication is desired, signaling that at least the second receiver is to be unavailable for the first communication. In another exemplary embodiment, method including: receiving a first wireless communication with at least a first receiver; receiving a second wireless communication with at least a second receiver; and in response to determining that reception of the second communication is to end, signaling that at least the second receiver is to be available for use. In another exemplary embodiment, method including: receiving, by a first apparatus, a timing of a second apparatus' periodic reception; and adjusting a transport format of a wireless communication sent from the first apparatus to the second apparatus based on the timing. | 08-28-2008 |
| 20080274759 | System and Method for Controlling Base Stations for Multimedia Broadcast Communications - A method, apparatus and system are provided for controlling base stations for multimedia broadcast communications. In one embodiment, an apparatus includes a reporting subsystem configured to compile an activity status report based on a counting report and a channel quality indicator report received from user equipment and to send the activity status report to an entity of the communication system. The apparatus also includes a dynamic single-frequency network subsystem configured to control a multimedia broadcast and multimedia multicast service provided by the apparatus as a function of a static contribution table associated therewith and the activity status report. | 11-06-2008 |
| 20110021224 | SIMPLE DISTRIBUTED COODINATION AMONG CELLS TO ACHIEVE EFFICIENT DYNAMIC SINGLE-FREQUENCY NETWORK (SFN) OPERATION - A system and method for controlling base stations for multimedia broadcast communications. In one embodiment, a base station | 01-27-2011 |
Hsi-Ming Chen, Tokyo JP
| Patent application number | Description | Published |
|---|---|---|
| 20130114196 | FIXING STRUCTURE FOR DISPLAY PANEL AND METHOD OF FIXING - A fixing structure for a display panel includes first, second, and third chassis members. The first chassis member includes a first corner securing portion secured to two side surfaces on an outer periphery side of a first corner portion of the display panel. The second chassis member includes a second corner securing portion secured to two side surfaces on an outer periphery side of a second corner portion of the display panel adjacent to the first corner portion. The third chassis member includes an opposing side securing portion secured to a middle portion of a side surface on an outer periphery side of the display panel that opposes a side surface on an outer periphery side that is sandwiched between the first corner portion and the second corner portion. The first, second, and third chassis members are coupled to each other at a back surface side of the display panel. | 05-09-2013 |
Huiqing Chen, Saitama JP
| Patent application number | Description | Published |
|---|---|---|
| 20110288794 | FLOW COUNTER - A flow counter capable of correctly checking an operating state of the flow counter and leakage and correctly indicating a total amount of flow by allowing the rotation of a pointer to be learned accurately in the form of numerical data. In this flow counter ( | 11-24-2011 |
Jenru Chen, Tokyo JP
| Patent application number | Description | Published |
|---|---|---|
| 20120073591 | METHOD OF CLEANSING - Disclosed is a method of cleansing skin which includes processes (A) and (B) below: (A) massaging the skin using an agent which contains a water-miscible solvent, a surfactant and water, and has a continuous phase consisting of an aqueous phase; and (B) massaging the skin using an agent which has a continuous phase consisting of an oil phase, wherein the process (A) precedes, and the process (B) succeeds. | 03-29-2012 |
Jianlin Chen, Aichi JP
| Patent application number | Description | Published |
|---|---|---|
| 20090200780 | RETAINER AND INFLATOR - An inflator includes a plate-like retainer that is placed in a pressure container of the inflator for producing gas to be supplied to an airbag. At the center of inflator is formed a fitting section fitted to a tube placed in the pressure container. The tube separates an ignition source and a gas generation agent. At least one pressure release hole is provided on the outer side of the outer periphery of the fitting section. The retainer has a step formed at a portion where the outer periphery of the retainer is in contact with the filter. The retainer and inflator may have simple structures not affecting productivity and reliably preventing gas leakage between the retainer and a filter. | 08-13-2009 |
| 20120025504 | RETAINER AND INFLATOR - An inflator includes a plate-like retainer that is placed in a pressure container of the inflator for producing gas to be supplied to an airbag. At the center of the inflator is formed a fitting section fitted to a tube placed in the pressure container. The tube separates an ignition source and a gas generation agent. At least one pressure release hole is provided on the outer side of the outer periphery of the fitting section. The retainer has a step formed at a portion where the outer periphery of the retainer is in contact with the filter. The retainer and inflator may have simple structures not affecting productivity and reliably preventing gas leakage between the retainer and a filter. | 02-02-2012 |
| 20120037030 | GAS GENERATOR FOR AIRBAG DEVICE - A small, lightweight, and inexpensive gas generator for an airbag device. The gas generator for an airbag device according to the present invention includes: a deployment activating initiator that accommodates a predetermined amount of ignition powder and is activated by an impact on a vehicle; a main gas generating agent that generates a main gas for inflating an airbag when burned; a main gas generation chamber that accommodates the main gas generating agent; a secondary gas generation chamber that is provided in an interior of the main gas generation chamber and accommodates the initiator; and a secondary gas generating agent accommodated in the secondary gas generation chamber. | 02-16-2012 |
Jianlin Chen, Kiyosu-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20110233908 | GAS GENERATING DEVICE - A gas generating device includes a housing and a squib. The housing includes a housing body which accommodates a gas generating agent, a holder which holds a squib, and a connector which connects the housing and the holder to each other. A housing body is connected to the holder so that an annular contact portion is pressed toward the holder. The holder includes a holder body and a resinous molding portion which is interposed between the holder body and the squib. The resinous molding portion includes a flange portion with which the annular contact portion comes into contact. The holder body includes a support portion capable of supporting the flange portion when the housing body and the holder are connected to each other by the connector. | 09-29-2011 |
| 20120079959 | GAS GENERATOR - A gas generator includes a housing body for housing a gas generating charge, a squib for igniting the gas generating charge and a holder section that holds the squib. The holder section includes a holder body made of metal and a molded section that is molded from synthetic resin and located between the holder body and the squib. The squib and the holder body are integrally molded with the molded section at molding of the molded section. The holder section includes a support section that protrudes inwardly to support an igniter of the squib. The support section is covered by the molded section all over the outer surface and has such a sectional contour as to taper toward the leading end as taken along an axial direction of the housing body. | 04-05-2012 |
Jianlin Chen, Yokohama-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20100225099 | AIR BAG APPARATUS AND GAS GENERATOR FOR THE SAME - An airbag device may include a gas generator comprising: an initiator that is activated by an impact on a vehicle; an ignition agent that is ignited by the initiator; an ignition agent housing chamber that houses the ignition agent; a gas generating agent that is ignited and burned by the ignition agent; and a combustion chamber housing the gas generating agent. An airbag may be inflated by a gas generated by the combustion of the gas generating agent. Further, the ignition agent housing chamber is only partially filled with the ignition agent, thereby forming a space in the ignition agent housing chamber that is not filled with the ignition agent. | 09-09-2010 |
Jianlin Chen, Kanagawa JP
| Patent application number | Description | Published |
|---|---|---|
| 20110254255 | AIRBAG INFLATOR - To ensure that a wire wound filter can be incorporated into a base of a pressure vessel easily, the present invention provides an airbag inflator in which a pressure vessel | 10-20-2011 |
Jinhua Chen, Takasaki-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20080312350 | Crosslinked aromatic polymer electrolyte membrane and method for producing same - An aromatic polymer film substrate, or a grafted aromatic polymer film substrate having a monomer introduced therein as graft chains is irradiated with ionizing radiation to impart a crosslinked structure. The aromatic polymer film substrate or the grafted aromatic polymer film substrate, provided with the crosslinked structure, is directly sulfonated to obtain a crosslinked aromatic polymer electrolyte membrane. The crosslinked aromatic polymer electrolyte membrane has low water uptake, high proton conductivity, low methanol permeability, high chemical stability, and excellent mechanical characteristics. A method for producing the crosslinked aromatic polymer electrolyte membrane is also provided. | 12-18-2008 |
| 20090068534 | Highly proton-conductive polymer electrolyte membranes that excel in mechanical strength and a process for producing the same - A vinyl monomer is graft polymerized on an aromatic hydrocarbon-based polymer film substrate to introduce graft chains into the substrate and thereafter a functional monomer represented by the following formula and having sulfonic acid groups or functional groups capable of conversion to sulfonic acid groups is graft polymerized to introduce the sulfonic acid groups or the functional groups capable of conversion to sulfonic acid groups: | 03-12-2009 |
| 20100190875 | Crosslinked aromatic polymer electrolyte membrane - An aromatic polymer film substrate, or a grafted aromatic polymer film substrate having a monomer introduced therein as graft chains is irradiated with ionizing radiation to impart a crosslinked structure. The aromatic polymer film substrate or the grafted aromatic polymer film substrate, provided with the crosslinked structure, is directly sulfonated to obtain a crosslinked aromatic polymer electrolyte membrane. The crosslinked aromatic polymer electrolyte membrane has low water uptake, high proton conductivity, low methanol permeability, high chemical stability, and excellent mechanical characteristics. | 07-29-2010 |
Jinhua Chen, Gunma JP
| Patent application number | Description | Published |
|---|---|---|
| 20100040927 | Silane crosslinked structure-introduced fuel-cell polymer electrolyte membrane and fuel-cell electrode assembly having the same - An object is to provide an electrolyte membrane that maintains excellent cell characteristics for a long time under high temperature and low water retention, as this is the most important point in fuel cells. | 02-18-2010 |
Junhua Chen, Kanagawa JP
| Patent application number | Description | Published |
|---|---|---|
| 20080291300 | IMAGE PROCESSING METHOD AND IMAGE PROCESSING APPARATUS - An image processing method is disclosed. The image processing method uses a first still image and a second still image which are chronologically successive and outputs an image from which noise has been reduced. A motion of the second still image is compensated block by block. Reliability of addition of the first still image and the motion-compensated second still image is determined pixel by pixel and a weighting factor is set corresponding thereto. The first still image and the motion-compensated second still image are added or averaged with the weighting factor and a processed image is obtained. | 11-27-2008 |
Lan Chen, Yokohama-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20090073931 | PACKET COMMUNICATION SYSTEM, PACKET COMMUNICATION METHOD, BASE STATION, MOBILE STATION, CONTROL DEVICE, AND PACKET COMMUNICATION PROGRAM - The present invention improves a system capacity and satisfaction rate with a quality of service in packet communications performed through a radio link established between a transmitting station and a receiving station by dynamically limiting transmission power of packets in the transmitting station and keeping an increase of an interference level in the receiving station, which belongs to another cell, within a TPC margin. The present invention includes a resource allocator | 03-19-2009 |
| 20090131096 | PACKET COMMUNICATION SYSTEM, PACKET COMMUNICATION METHOD, BASE STATION, MOBILE STATION, CONTROL DEVICE, AND PACKET COMMUNICATION PROGRAM - The present invention improves a system capacity and satisfaction rate with a quality of service in packet communications performed through a radio link established between a transmitting station and a receiving station by dynamically limiting transmission power of packets in the transmitting station and keeping an increase of an interference level in the receiving station, which belongs to another cell, within a TPC margin. The present invention includes a resource allocator | 05-21-2009 |
| 20100254263 | COMMUNICATION CONTROL SYSTEM, COMMUNICATION CONTROL METHOD, BASE STATION DEVICE AND MOBILE TERMINAL DEVICE - In packet communications between a mobile terminal and a base station, the mobile terminal checks a priority level of a traffic and judges a type of the traffic, and transmits a reservation signal for a transmission request to the base station when the type of the traffic is a high priority level or realtime type, and does not transmits it when the type of the traffic is a low priority level or non-realtime type, while the base station determines a resource amount to be reserved for packet transmission according to a resource utilization state and the reservation signal for the traffic of the high priority level or realtime type, or an average transmission interval or transmission rate for the traffic of the low priority level or non-realtime type according to margins in remaining resources, and notifies the resource amount or the average transmission interval or transmission rate to the mobile terminal. | 10-07-2010 |
Lan Chen, Tokyo JP
| Patent application number | Description | Published |
|---|---|---|
| 20130114751 | USER EQUIPMENT AND CHANNEL STATE INFORMATION FEEDBACK METHOD - The present invention provides a user equipment and channel state information feedback method. The channel state information feedback method used in a coordinated multi-point system includes acquiring small-scale channel state information H′=[H′ | 05-09-2013 |
Lee Chuin Chen, Yamanashi JP
| Patent application number | Description | Published |
|---|---|---|
| 20110108726 | IONIZATION ANALYSIS METHOD AND APPARATUS - It is arranged so that ions can be analyzed accurately and with high sensitivity. A first electrode | 05-12-2011 |
Lee Chuin Chen, Kofu-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20120292526 | Ionization apparatus and ionization analysis apparatus - A sampling nozzle | 11-22-2012 |
Liangneng Chen, Tokyo JP
| Patent application number | Description | Published |
|---|---|---|
| 20110133008 | PERMITTIVITY-BASED PAPER SHREDDER CONTROL SYSTEM - The invention is directed to a permittivity-based paper shredder control system. The touching feature is implemented through a series of electronic circuits, taking input from a conductive touch panel on the shredder feed throat, processing the signal, and through a motor driving circuit, stopping the mechanical parts of the shredder. The system has a touch detection circuit unit, which contains a bioelectricity controlled switching circuit to sense the conductive touch panel. The bioelectricity controlled switching circuit is configured to trigger a ground switching circuit in the touch detection circuit unit which outputs to a multifunction bioshield controller. The bioshield controller then takes care of the remaining protection issues. The touching device for paper shredders protects humans and other living beings including pets from injuries through automatic and real time monitoring. The complete control process is both safe and sensitive. | 06-09-2011 |
Liyi Chen, Ibi-Gun JP
| Patent application number | Description | Published |
|---|---|---|
| 20090010594 | OPTICAL AND ELECTRICAL CIRCUIT BOARD AND METHOD OF MANUFACTURING THE SAME - An optical and electrical circuit board includes a patterned electrical wiring and a micro convex lens. The micro convex lens is provided in at least one hole formed in the optical and electrical circuit board. | 01-08-2009 |
| 20090028497 | OPTOELECTRONIC WIRING BOARD, OPTICAL COMMUNICATION DEVICE, AND METHOD OF MANUFACTURING THE OPTICAL COMMUNICATION DEVICE - An optoelectronic wiring board includes a rigid, a flexible flex section made of an optical wiring, a flex rigid substrate section provided with an electric wiring, and optical wiring means. In the rigid section, a lamination which is formed of a conductive circuit and an insulating layer is formed on both sides of a substrate. The flexible flex section is made of an optical wiring. The flex rigid substrate section is provided with an electric wiring. The optical wiring means has an end face substantially perpendicular to the optical wiring means. The end face is arranged facing an optical element mounting region provided on the rigid section, and at least a part of the flex section is fixed on the rigid section. | 01-29-2009 |
| 20100202729 | OPTOELECTRONIC WIRING BOARD, OPTICAL COMMUNICATION DEVICE, AND METHOD OF MANUFACTURING THE OPTICAL COMMUNICATION DEVICE - An optoelectronic wiring board includes a flex-rigid substrate and an optical communication unit. The flex-rigid substrate includes a flexible substrate provided with an electric wiring, and a pair of rigid sections provided on both sides of the flexible substrate. The pair of rigid sections each include a lamination formed of a conductive circuit and an insulating layer. The optical communication unit is made of a flexible material and has both end faces substantially perpendicular to its optical path of transmitting light. Both end portions of the optical communication unit are disposed and fixed on the rigid sections so that both end faces of the optical communication unit face an optical element mounting region provided on the rigid sections of the flex-rigid substrate. | 08-12-2010 |
Liyi Chen, Ogaki-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20080247116 | INTERPOSER, A METHOD FOR MANUFACTURING THE SAME AND AN ELECTRONIC CIRCUIT PACKAGE - An interposer including: a substrate including a first layer and second layer, wherein the first layer and second layer are positioned parallel to each other; electrodes each having a concave-convex structure formed on each facing surface of the first layer and second layer of the substrate; a dielectric layer sandwiched between the electrodes which are formed on each facing surface of the first layer and second layer of the substrate; a first conductive part which vertically passes through the first layer of the substrate from a first outer surface of the substrate and is electrically connected to an electrode formed on a surface of the second layer of the substrate that faces the first layer of the substrate; and a second conductive part which vertically passes through the second layer of the substrate from a second outer surface of the substrate and is electrically connected to an electrode formed on a surface of the first layer of the substrate that faces the second layer of the substrate. | 10-09-2008 |
| 20100155116 | PRINTED WIRING BOARD AND METHOD FOR MANUFACTURING THE SAME - A printed wiring board includes a resin insulation layer having a first surface and a second surface on an opposite side of the first surface, the resin insulation layer having an opening for a first via conductor, a pad formed on the first surface of the resin insulation layer and provided to mount an electronic component, a first conductive circuit formed on the second surface of the resin insulation layer, and a first via conductor formed in the opening and connecting the pad and the first conductive circuit. The pad has an embedded portion embedded in the resin insulation layer and a protruding portion protruding from the resin insulation layer, and the embedded portion has an external shape which is greater than an external shape the protruding portion. | 06-24-2010 |
| 20100163293 | PRINTED WIRING BOARD AND METHOD FOR MANUFACTURING PRINTED WIRING BOARD - A printed wiring board and a method for manufacturing the same are provided. The printed wiring board includes a resin insulation layer having a first surface and a second surface opposite the first surface, and includes an opening for a first via conductor. An electronic-component mounting pad is formed on the first surface of the resin insulation layer. The electronic-component mounting pad includes a portion embedded in the resin insulation layer and a portion protruding from the resin insulation layer. The protruding portion covers the embedded portion and a portion of the first surface of the resin insulation layer that surrounds the embedded portion. A first conductive circuit is formed on the second surface of the resin insulation layer. A first via conductor is formed in the opening of the resin insulation layer and connects the electronic-component mounting pad and the first conductive circuit. | 07-01-2010 |
| 20110000708 | WIRING SUBSTRATE AND METHOD FOR MANUFACTURING WIRING SUBSTRATE - [Subject Matter] To provide a method for manufacturing a wiring substrate where rigidity is enhanced in an insulative portion made by oxidizing aluminum. | 01-06-2011 |
| 20120061347 | PRINTED WIRING BOARD AND METHOD FOR MANUFACTURING PRINTED WIRING BOARD - A method for manufacturing a printed wiring board including preparing a carrier, forming a metal layer on the carrier, forming an etching resist on the metal layer, forming a metal film from the metal layer underneath the resist by removing portion of the metal layer exposed through the resist and part of the metal layer contiguous to the portion of the metal layer and underneath the resist, forming a coating layer on side surface of the film and the carrier, forming a pad on the coating layer, removing the resist, forming a resin insulation layer on the film and surface of the pad, forming an opening reaching the surface of the pad in the insulation layer, forming a conductive circuit on the insulation layer, forming a via conductor connecting the circuit and the pad in the opening, removing the carrier from the film and coating layer, and removing the film. | 03-15-2012 |
| 20120066901 | PRINTED WIRING BOARD AND METHOD FOR MANUFACTURING THE SAME - A printed wiring board includes a resin insulation layer having a first surface and a second surface on an opposite side of the first surface, the resin insulation layer having an opening for a first via conductor, a pad formed on the first surface of the resin insulation layer and provided to mount an electronic component, a first conductive circuit formed on the second surface of the resin insulation layer, and a first via conductor formed in the opening and connecting the pad and the first conductive circuit. The pad has an embedded portion embedded in the resin insulation layer and a protruding portion protruding from the resin insulation layer, and the embedded portion has an external shape which is greater than an external shape the protruding portion. | 03-22-2012 |
| 20120199386 | MULTILAYER PRINTED WIRING BOARD - A printed wiring board including a core substrate having a metal layer, a first resin insulation layer on a surface of the metal layer and a second resin insulation layer on the opposite surface of the metal layer, a first conductive circuit formed on the first layer, a second conductive circuit formed on the second layer, and a through-hole conductor formed in a penetrating hole through the substrate and connecting the first and second circuits. The metal layer has an opening filled with a filler resin, the penetrating hole has a first opening in the first layer, a second opening in the second layer and a third opening in the filler resin, the first opening tapers toward the filler resin, the second opening tapers toward the filler resin, and the third opening is connecting the first and second openings. | 08-09-2012 |
| 20120229990 | MULTILAYER PRINTED WIRING BOARD AND METHOD FOR MANUFACTURING MULTILAYER PRINTED WIRING BOARD - A printed wiring board has a metal layer, a resin structure having a first resin layer portion formed on a first surface of the metal layer, a second resin layer portion formed on a second surface of the metal layer, and a filler resin portion filling an opening portion of the metal layer, a first circuit formed on the first resin portion, a second circuit formed on the second resin portion, and a through-hole conductor formed through the first resin, filler resin and second resin portions and connecting the first and second circuits. The through-hole conductor has a first portion narrowing from the first circuit toward the second resin portion and a second portion narrowing from the second circuit toward the first resin portion, and the first portion is connected to the second portion at a connected position shifted from the middle point of the thickness of the metal layer. | 09-13-2012 |
| 20120247818 | PRINTED WIRING BOARD - A printed wiring board includes a core substrate, a first conductive layer on a first surface of the substrate, a second conductive layer on a second surface of the substrate, and a through-hole conductor connecting the first and second conductive layers. The substrate has an insulation structure and a metal layer, the metal layer has opening through which the conductor passes and has side wall recessed into the metal layer and forming the opening, the structure has first resin layer on one side of the metal layer, second resin layer on the opposite side and filler filling the opening, the conductor has first portion in the first layer and second portion in the second layer, the first and second portions are connected in the filler, the first portion is tapered from the first toward second conductive layers, and the second portion is tapered from the second toward first conductive layers. | 10-04-2012 |
Lu Chen, Fukushima JP
| Patent application number | Description | Published |
|---|---|---|
| 20110117344 | Coated Material - A coated material for a cutting tool can realize long life-time under severe cutting processing conditions such as high-speed processing, high-feed-rate processing, higher hardness of a material to be cut, cutting of a difficult-to-cut material, etc. In a coated material in which a coating is coated on the surface of a substrate, at least one layer of the coating is a hard film having a cubic metallic compound which includes at least one metal element M selected from Al, Si, Ti, Zr, Hf, V, Nb, Ta, Cr, Mo and W, and at least one element selected from C, N and O. An X-ray intensity distribution of an α axis in a pole figure for a (111) plane of the hard film has a maximum intensity in an α angle range of 75 to 90°, and an X-ray intensity distribution of an α axis in a pole figure for a (220) plane of the hard film has a maximum intensity in an α angle range of 75 to 90°. | 05-19-2011 |
Ning-Juan Chen, Tokyo JP
| Patent application number | Description | Published |
|---|---|---|
| 20100329616 | PHOTOSENSITIVE RESIN COMPOSITION, METHOD FOR CONTROL OF REFRACTIVE INDEX, AND OPTICAL WAVEGUIDE AND OPTICAL COMPONENT USING THE SAME - Provided are: a resin composition for the formation of an optical waveguide, which shows low transmission loss and high heat stability and enables to form a waveguide pattern at high shape accuracy and at low cost; an optical waveguide; a method of forming an optical waveguide; and an optical element using the method. A photosensitive resin composition is used, which includes a polyamic acid represented by a general formula (I) or a polyamic acid ester (A), a compound (B) having an epoxy group, and a compound (C) which generates an acid by being exposed to light. | 12-30-2010 |
Pingfan Chen, Sodegaura-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20110022014 | EXTENSIBLE NONWOVEN FABRIC AND COMPOSITE NONWOVEN FABRIC COMPRISING SAME - An extensible nonwoven fabric comprises a fiber comprising at least two olefin-based polymers. These olefin-based polymers are of the same kind and have different induction periods of strain-induced crystallization as measured at the same temperature and shear strain rate. A composite nonwoven fabric of the invention comprises at least one layer comprising the extensible nonwoven fabric. | 01-27-2011 |
Po-Hung Chen, Tokyo JP
| Patent application number | Description | Published |
|---|---|---|
| 20120212212 | VOLTAGE DETECTING CIRCUIT - In a voltage detecting circuit, a transistor is configured as a P-type MOSFET, and includes a source connected with an input terminal, a gate connected with a ground voltage terminal and a drain connected with an output terminal. A transistor is configured as a P-type MOSFET, and includes a gate and a source connected with the output terminal and a drain connected with the ground terminal. Gate width and gate length of the transistor and gate width and gate length of the transistor are adjusted so that source-drain current flowing between the source and the drain of the transistor becomes equal to source-drain current flowing between the source and the drain of the transistor when the voltage applied to the input terminal is set to be preset trigger voltage. This configuration accomplishes detecting that the input voltage exceeds the trigger voltage with simple configuration. | 08-23-2012 |
Ren Chen, Osaka-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20100218272 | Long-Chain Trans-Prenyl Diphosphate Synthase Gene - A method for increasing the amount of trans-1,4-polyisoprene contained in a plant, and a method for effectively producing trans-1,4-polyisoprene using a plant are provided. A long-chain trans-prenyl diphosphate synthase gene that comprises DNA having at least one base sequence selected from the group consisting of a base sequence from positions 88 to 1134 of the base sequence of SEQ ID NO: 1 or a complementary sequence thereof, a base sequence from positions 42 to 1088 of the base sequence of SEQ D NO: 3 or a complementary sequence thereof, and a base sequence from positions 91 to 1140 of the base sequence of SEQ ID NO: 5 or a complementary sequence thereof are disclosed; as well as a plant transformed with an expression vector containing the gene. | 08-26-2010 |
Weimin Chen, Oita JP
| Patent application number | Description | Published |
|---|---|---|
| 20120055412 | FEEDING METHOD AND FEEDING SYSTEM FOR FARMED FISH - A method for feeding farmed fish by using au automatic feeder ( | 03-08-2012 |
Weiwu Chen, Osaka-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20120164441 | CERAMIC CARBON COMPOSITE MATERIAL, METHOD FOR PRODUCING CERAMIC CARBON COMPOSITE MATERIAL, CERAMIC-COATED CERAMIC CARBON COMPOSITE MATERIAL, AND METHOD FOR PRODUCING CERAMIC-COATED CERAMIC CARBON COMPOSITE MATERIAL - Achieved is a ceramic carbon composite material and a ceramic-coated ceramic carbon composite material which are lighter than ceramics and excellent in at least one of properties including oxidation resistance, resistance to dust generation, heat conductivity, electrical conductivity, strength, and denseness. The ceramic carbon composite material is a ceramic carbon composite material in which an interfacial layer of a ceramic is formed between carbon particles of or containing graphite. The ceramic carbon composite material can be produced by forming a green body from ceramic-coated powder in which the surfaces of carbon particles of or containing graphite are coated with individual ceramic layers and sintering the green body. | 06-28-2012 |
Xiangyang Chen, Tokyo JP
| Patent application number | Description | Published |
|---|---|---|
| 20090247064 | VENTILATING SYSTEM AND VENTILATING SYSTEM CONTROL METHOD - To provide a ventilating system and ventilating system control method capable of advancing energy conservation. A controller sets a static pressure setting value based on the airflow of the system as a whole, calculated from the airflow of venturi air valves of fume hoods that are operating, and controls the speed of rotation of a fan based on the static pressure setting value and the static pressure within a main duct. Doing so enables control of the speed of rotation of the fan to be performed while ensuring the airflow of the ventilating system, thus making it possible to prevent wasted motive force of the fan, even when the airflows of each of the venturi air valves are not identical and even when the changes in resistance of the branched duct system relative to the various changes in airflow are not identical, with the result that it is possible to advance energy conservation. | 10-01-2009 |
Xingjing Chen, Nagoya JP
| Patent application number | Description | Published |
|---|---|---|
| 20120201371 | Communication Device - A communication device is provided, which includes a communication unit performing data communication, a communication device main body accommodating the communication unit, a handset that is electrically connected with the communication unit and configured to be used for voice communication, a first side cover forming a first side wall of the communication device main body in a predetermined width direction of the communication device main body, an upper cover that is disposed over the first side cover and configured with a higher stiffness than the first side cover, a holder that is attached to the first side cover and configured to hold the handset on an upper surface of the holder, and a load transmission unit transmitting, to the upper cover, a load applied upward from a lower surface of the holder. | 08-09-2012 |
| 20130083341 | Display Device and Image Forming Apparatus - A display device is provided. The display device includes a chassis with an opening, a touch-screen unit, which is arranged to have a first plane thereof toward the opening and is configured to accept an input operation entered through a reactive area in the first plane when the reactive area is touched, a positioning part, which is formed on the chassis and is configured to be in contact with a non-reactive area being different from the reactive area in the touch-screen unit, and a resilient member, which is configured to urge the touch-screen unit against the positioning part. | 04-04-2013 |
Yanchen Chen, Tokyo JP
| Patent application number | Description | Published |
|---|---|---|
| 20100042595 | PLAYLIST SEARCH DEVICE, PLAYLIST SEARCH METHOD AND PROGRAM - A playlist search method includes: using, as search criteria, one or more pieces of content attribute information of a first content contained in a first playlist to search for a second playlist which contains a second content having one or more pieces of common content attribute information with the first content and is different from the first playlist; obtaining the first playlist and the second playlist; and displaying a plurality of contents contained in the first playlist and the second playlist in such a manner that the first playlist and the second playlist cross each other with the first content and the second content used as a base point. | 02-18-2010 |
Yen-Wei Chen, Shiga JP
| Patent application number | Description | Published |
|---|---|---|
| 20100284599 | IMAGE PROCESSING METHOD, AN APPARATUS THEREFOR AND A TOMOGRAPHIC APPARATUS - A tomographic apparatus of this invention includes a dividing unit for dividing a sectional image into a pixel group including artifacts and a pixel group not including artifacts by carrying out an independent component analysis (ICA) of the artifacts, and a pixel group processing unit for applying a smoothing filter as a predetermined process relating to correction only with respect to the above pixel group including the artifacts, whereby a correction process is carried out to remove the artifacts. Thus, the artifacts can be removed stably. | 11-11-2010 |
| 20130039599 | IMAGE TRANSFORMING DEVICE, ELECTRONIC DEVICE, IMAGE TRANSFORMING METHOD, IMAGE TRANSFORMING PROGRAM, AND RECORDING MEDIUM WHEREUPON THE PROGRAM IS RECORDED - An image transforming device transforms a part of a captured image of an object based on a predetermined type of transformation. The image transforming device includes an obtaining unit that obtains the captured image of the object, a detecting unit that detects characteristic information from the captured image of the object, a grid point setting unit that sets grid points for the captured image, and setting movement information of the grid points based on the control points and the movement information of the control points, and an image transforming unit that transforms an image area by moving the grid points based on the movement information of the grid points. | 02-14-2013 |
Yongmei Chen, Sapporo-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20090068739 | Cell culture scaffold, methods of manufacturing the scaffold and cell culture methods - A cell culture scaffold containing a gel having a network structure comprised of a synthetic polymer such that cultured cells spread in a shorter time and the number of adsorbed cultured cells per unit area is larger than in the case of using a gel having a network structure comprised of polyacrylic acid, while taking advantage of synthetic polymers with low manufacturing cost, easy quality control and no risk of virus infection in cultured cell. Used as the cell culture scaffold is a gel containing a synthetic polymer obtained by polymerization or copolymerization of a monomer having a sulfonic group such as p-styrenesulfonic acid sodium salt (NaSS) and 2-acrylamide-2-methylpropane sulfonic acid sodium salt (NaAMPS). | 03-12-2009 |
Ze Chen, Tokyo JP
| Patent application number | Description | Published |
|---|---|---|
| 20120273836 | SEMICONDUCTOR DEVICE - A semiconductor device includes: a transistor region including an IGBT having a gate electrode and an emitter electrode; a termination region placed around the transistor region; and an extraction region placed between the transistor and the termination region and extracting redundant carriers. A P-type layer is placed on an N-type drift layer in the extraction region. The P-type layer is connected to the emitter electrode. A dummy gate electrode is placed via an insulation film on the P-type layer. The dummy gate electrode is connected to the gate electrode. Life time of carriers in the termination region is shorter than life time of carriers in the transistor region and the extraction region. | 11-01-2012 |
Zhaoxiang Chen, Kawasaki-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20090074397 | Electronic apparatus, lighting apparatus and method of calculating electric quantity thereof - A fully charged battery or an unused battery is set in a battery box of a lighting apparatus. A user turns on an illumination electric source of the apparatus and selects the battery. A maximum number of lighting times Smax when the lighting apparatus causes manual full lighting M | 03-19-2009 |
Zhe-Hong Chen, Setagaya-Ku JP
| Patent application number | Description | Published |
|---|---|---|
| 20110261224 | Digital camera and storage medium for image signal processing for white balance control - A CCD captures a subject image having passed through a taking lens and an image processing circuit performs various types of image pre-treatment including gamma correction and white balance on image data corresponding to n lines×m rows output by the CCD. The image processing circuit also performs format processing on the data. The data are then compressed at a compression circuit. The white balance adjustment and the like are implemented in line sequence at a line processing circuit which engages in signal processing in pixel sequence in units of individual lines in the output from the CCD. The image data having undergone the pre-treatment are then subjected to format processing prior to JPEG compression, at a block processing circuit that engages in signal processing in units of individual blocks each ranging over an n×m (N>n, M>m) block. In other words, the signal processing is performed in block sequence. | 10-27-2011 |
Zhenning Chen, Fukuoka JP
| Patent application number | Description | Published |
|---|---|---|
| 20130009586 | INVERTER DEVICE AND ELECTRIC MOTOR DRIVE SYSTEM - An inverter device according to an embodiment includes a constant power controller. The constant power controller computes and outputs, when a value of a voltage reference to an AC motor exceeds a predetermined threshold value, a d-axis current reference correction value on the basis of the value of the voltage reference and the predetermined threshold value. Moreover, the constant power controller generates the d-axis current reference correction value by using a constant power model determined by a torque reference or a speed reference and a supplied direct voltage at an output switching timing determined based on a winding switching signal and outputs the d-axis current reference correction value for a predetermined time. | 01-10-2013 |
Zhihua Chen, Tokyo JP
| Patent application number | Description | Published |
|---|---|---|
| 20100298559 | OPTICALLY ACTIVE DINICKEL COMPLEX AND METHOD FOR PRODUCING OPTICALLY ACTIVE AMINE USING THE OPTICALLY ACTIVE DINICKEL COMPLEX AS CATALYST - There is provided a novel optically active dinickel complex and/or a production method of an optically active amine by an asymmetric Mannich reaction using the dinickel complex as a catalyst. An optically active dinickel complex of Formula (I) or Formula (I′): | 11-25-2010 |
Zhiqian Chen, Anjo JP
| Patent application number | Description | Published |
|---|---|---|
| 20090189555 | Electric motor control device and drive unit - An electric motor control device includes a power supply unit that supplies power to a three-phase electric motor; a three-phase current sensor that individually detects three respective phase currents of the three-phase electric motor; a summing unit that calculates a three-phase sum by adding the three phase currents detected by the three-phase current sensor; a detected current correction unit that calculates correction amounts for at least two of the three phase currents based on a phase and an amplitude of the three-phase sum and then corrects phase current detection values by the calculated correction amounts; and a motor control unit that controls a power supply by the power supply unit to the three-phase electric motor by feedback control based on the three phase currents after correction by the detected current correction unit and on target currents. | 07-30-2009 |
| 20100156334 | Sensorless motor control device - A sensorless motor control device includes a magnetic pole position estimating unit that does not use a sensor to detect a magnetic pole position of a motor having a salient rotor, and overlays a high-frequency current on the motor to estimate the magnetic pole position of the rotor of the motor; and a high-frequency current control unit for changing a magnitude of the high-frequency current based on a magnitude of one of a torque and a current of the motor. | 06-24-2010 |
| 20100301788 | Control device for electric motor drive device - A control device that includes an AC voltage command determination section that determines an AC voltage command value, which is a command value of the AC voltage supplied from the DC/AC conversion section to the AC electric motor, on the basis of a target torque of the AC electric motor and a rotational speed of the AC electric motor; and a system voltage command determination section that determines a system voltage command value, which is a command value of the system voltage generated by the voltage conversion section, on the basis of the AC voltage command value and the system voltage. | 12-02-2010 |
| 20110074320 | CONTROL DEVICE FOR ELECTRIC MOTOR DRIVE DEVICE - A control device that controls an electric motor drive device. The control device is configured with a first voltage control section that derives a modulation rate representing a ratio of an effective value of the voltage command values to the DC voltage and a voltage command phase. A second voltage control section generates a control signal for controlling the DC/AC conversion section on the basis of the modulation rate, the voltage command phase, and a magnetic pole position representing a rotational angle of a rotator of the AC electric motor. A computation cycle of the first voltage control section is set to be longer than a computation cycle of the second voltage control section. | 03-31-2011 |
| 20110234135 | MOTOR CONTROL DEVICE - A motor control device that has a high-frequency component, and a DC bias component that has a magnitude which causes a motor to be magnetically saturated and take on a certain value over a predetermined period, and is positively and negatively symmetrical are impressed as an observation command on a d-axis current command. The polarity of the magnetic pole of a permanent magnet is identified based on a relationship of large and small magnitudes between a first amplitude, which is attained during a period during which a DC bias component takes on a positive certain value, among amplitudes of a high- frequency component contained in a d-axis response voltage computed based on a feedback current respondent to the observation command, and a second amplitude attained during a period during which the DC bias component takes on a negative certain value. | 09-29-2011 |