Patent application number | Description | Published |
20080284375 | CELL CONTROLLER, BATTERY MODULE AND POWER SUPPLY SYSTEM - A cell controller with excellent reliability in which noise and soon are suppressed is provided. The cell controller includes, corresponding to the number of cell packs, a plurality of ICs each having a voltage detecting circuit detecting voltages of respective cells of a cell pack in which four cells are connected in series, a switch control circuit controlling conduction and a blocking operation of a plurality of switch elements connected in parallel to the respective cells via capacity adjusting resistors, a LIN1 terminal for inputting control information, a LIN2 terminal for outputting control information, a Vcc terminal and a GND terminal, and a LIN2 terminal of a higher-order IC and a LIN1 terminal of a lower-order IC are connected in a daisy chain. The Vcc terminal of each IC is connected to a positive electrode of a higher-order cell among cells constituting a corresponding cell pack via an inductor L for eliminating noise, and the GND terminal is coupled directly to the Vcc terminal of the lower-order IC. Noise is not superposed on the LIN1, LIN2 terminals. | 11-20-2008 |
20090085516 | Automotive Power Supply System - An automotive power supply system comprises a battery module that includes serially connected battery groups each constituted with serially connected battery cells, integrated circuits each disposed in correspondence to one of the battery groups, a control circuit, a transmission path through which the integrated circuits are connected to the control circuit and a relay circuit via which an electrical current is supplied from the battery module. In response to a start signal instructing an operation start and received via the transmission path, each integrated circuit measures terminal voltages at the individual battery cells in the corresponding battery group and executes an abnormality diagnosis. If abnormality diagnosis results provided by the integrated circuits indicate no abnormality, the control circuit closes the relay, enabling supply of electrical current from the battery module and subsequently, the control circuit receives measurement results from the integrated circuits via the transmission path. | 04-02-2009 |
20090087722 | Integrated Circuit For Controlling Battery Cell and Vehicle Power Supply System - A vehicle power supply system comprises a battery module that includes a plurality of battery cells, battery cell control devices and a signal transmission path through which signals are transmitted. The battery cell control device comprises a voltage measurement circuit that measures terminal voltages at the battery cells, an abnormality diagnosis circuit that diagnoses an abnormality in the battery cell control device, a timing control circuit that outputs a signal for instructing measurement phase and a signal for instructing diagnosis phase, and a communication circuit that outputs a signal indicating the terminal voltage and a signal based upon a diagnosis result by the abnormality diagnosis circuit. | 04-02-2009 |
20090091332 | Vehicle power supply device - A vehicle power supply device comprises a lithium battery module that includes a plurality of lithium battery cells, first control devices, voltage detection harnesses via which terminal voltages at individual lithium battery cells are input to the first control devices, a second control device and a signal transmission path through which signals are transmitted. The first control device comprises a selection circuit that selects terminal voltages at individual lithium battery cells, a voltage measurement circuit that measures the selected terminal voltages, balancing switches used to discharge individual lithium battery cells, a balancing switch control circuit that controls open/close of the balancing switches, and a diagnosis circuit for detecting an electrically abnormal connection in the detection harnesses. | 04-09-2009 |
20090130541 | Multi-Series Battery Control System - A multi-series battery control system comprises battery cell groups each having a plurality of serially connected battery cells, a plurality of integrated circuits each disposed in correspondence to one of the battery cell groups and a battery control device that exchanges signals with the individual integrated circuits. Each integrated circuit includes an address setting means that receives a message unique to the integrated circuit, different from messages sent to other integrated circuits, from the battery control device, writes over an initialized address of the integrated circuit with the message and alters the message to a message with which an initialized address of another integrated circuit cannot be overwritten in a step assigned with an ordinal number matching the position of the integrated circuit with regard to the connection order. | 05-21-2009 |
20090198399 | Battery System for Vehicle, On-Vehicle Battery Module, and Cell Controller - A battery system for vehicle comprises a battery unit that is constituted with a plurality of serially connected cell groups each include a plurality of serially connected battery cells, integrated circuits that are each disposed in correspondence to one of the cell groups of the battery unit and each measure terminal voltages at the battery cells in the corresponding cell group, and a signal transmission path through which one of the integrated circuits is connected to another one of the integrated circuits or to a circuit other than that of the integrated circuits. | 08-06-2009 |
20100244847 | Battery Monitoring System - A battery monitoring system, comprises a battery state detection circuit that detects battery states of a plurality of battery cells that are connected in series, based on respective cell voltages of the plurality of battery cells, and a control circuit that monitors state of a battery cell, based on each cell voltage of the plurality of battery cells. The control circuit inputs pseudo voltage information to the battery state detection circuit, and thereby diagnoses whether or not the battery state detection circuit is operating normally. | 09-30-2010 |
20100244886 | State Detection Device for Power Supply System - A state detection device for power supply system comprises: a measurement unit that obtains current, voltage, and temperature at a chargeable and dischargeable power storage unit as measurement values; a storage unit that stores property information of the power storage unit; an arithmetic unit that uses different methods to calculate first and second states of charge for the power storage unit based upon the measurement values and the property information; a conflict detection unit that detects a conflict in an event that a difference between the first state of charge and the second state of charge is equal to or greater than a predetermined threshold; and a correction unit that corrects the property information during charging or discharging of the power storage unit in response to the conflict having been detected by the conflict detection unit. | 09-30-2010 |
20110193413 | Battery Control Device and Battery System - A battery control device for a battery module includes a plurality of integrated circuits. Each integrated circuit includes: a constant voltage circuit that lowers a total voltage of a battery cell group corresponding to the integrated circuit to an integrated circuit internal voltage; a signal generation circuit that generates, based upon a first signal provided by a higher-order control circuit, a second signal assuming a wave height value different from a wave height value of the first signal and outputs the second signal; and a startup circuit that includes a first comparator assuming a first decision-making threshold value corresponding to the first signal and a second comparator assuming a second decision-making threshold value corresponding to the second signal, and starts up the constant voltage circuit in response to a change in an output from at least either the first comparator or the second comparator. | 08-11-2011 |
20120133370 | Battery System for Vehicle, On-Vehicle Battery Module, and Cell Controller - A battery system for vehicle comprises a battery unit that is constituted with a plurality of serially connected cell groups each include a plurality of serially connected battery cells, integrated circuits that are each disposed in correspondence to one of the cell groups of the battery unit and each measure terminal voltages at the battery cells in the corresponding cell group, and a signal transmission path through which one of the integrated circuits is connected to another one of the integrated circuits or to a circuit other than that of the integrated circuits. | 05-31-2012 |
20120256569 | Battery Control Device and Motor Drive System - In a memory, the surface temperature and the internal resistance of an assembled battery detected under the condition where a difference between the surface and the internal temperature is within a predetermined value are stored, and an internal temperature diagnosis unit that diagnoses whether or not the internal temperature estimated by an internal temperature estimation unit is correct, detects the internal resistance with an internal resistance calculation unit when the internal temperature estimation unit estimates the internal temperature, searches for an internal resistance corresponding to the surface temperature equal to the estimated internal temperature value from among the stored internal resistances, and diagnoses the estimated internal temperature value based upon the result of comparison of a search result of the internal resistance and the internal resistance detected during internal temperature estimation. | 10-11-2012 |
20130088201 | BATTERY PACK AND BATTERY PACK CONTROLLER - A battery pack includes a plurality of battery units mutually connected in parallel, each including a cell group in which one or two or more secondary cells are connected in series, and a first current control element that is connected in series with this cell group, a first control means that controls the charging/discharging current for each battery unit by controlling the operation of the first current control element included in each of the battery unit; a voltage measurement means that measures the voltage of the cell group or cells included in each of the battery unit, and a diagnosis means that diagnoses a deterioration level or a fault of each battery unit on the basis of the voltage of the cell group or cells measured by the voltage measurement means. | 04-11-2013 |
20130187659 | BATTERY SYSTEM FOR VEHICLE, ON-VEHICLE BATTERY MODULE, AND CELL CONTROLLER - A battery system for vehicle comprises a battery unit that is constituted with a plurality of serially connected cell groups each include a plurality of serially connected battery cells, integrated circuits that are each disposed in correspondence to one of the cell groups of the battery unit and each measure terminal voltages at the battery cells in the corresponding cell group, and a signal transmission path through which one of the integrated circuits is connected to another one of the integrated circuits or to a circuit other than that of the integrated circuits. | 07-25-2013 |
20140088823 | Battery System for Vehicle, On-Vehicle Battery Module, and Cell Controller - A battery system for vehicle comprises a battery unit that is constituted with a plurality of serially connected cell groups each include a plurality of serially connected battery cells, integrated circuits that are each disposed in correspondence to one of the cell groups of the battery unit and each measure terminal voltages at the battery cells in the corresponding cell group, and a signal transmission path through which one of the integrated circuits is connected to another one of the integrated circuits or to a circuit other than that of the integrated circuits. | 03-27-2014 |
20140159739 | Battery Monitoring System - A battery monitoring system, comprises a battery state detection circuit that detects battery states of a plurality of battery cells that are connected in series, based on respective cell voltages of the plurality of battery cells, and a control circuit that monitors state of a battery cell, based on each cell voltage of the plurality of battery cells. The control circuit inputs pseudo voltage information to the battery state detection circuit, and thereby diagnoses whether or not the battery state detection circuit is operating normally. | 06-12-2014 |
20150191102 | Battery System for Vehicle, On-Vehicle Battery Module, and Cell Controller - A battery system for vehicle comprises a battery unit that is constituted with a plurality of serially connected cell groups each include a plurality of serially connected battery cells, integrated circuits that are each disposed in correspondence to one of the cell groups of the battery unit and each measure terminal voltages at the battery cells in the corresponding cell group, and a signal transmission path through which one of the integrated circuits is connected to another one of the integrated circuits or to a circuit other than that of the integrated circuits. | 07-09-2015 |
Patent application number | Description | Published |
20090297909 | PRODUCTION METHOD OF ELECTROLYTE MEMBRANE, ELECTROLYTE MEMBRANE AND SOLID POLYMER FUEL CELL USING SAME - Disclosed is an electrolyte membrane which enables a fuel cell to have a high maximum output when used therein since it has high proton conductivity and high hydrogen gas impermeability. Also disclosed are a method for producing such an electrolyte membrane, and a solid polymer fuel cell using such an electrolyte membrane. A method for producing an electrolyte membrane including a step for impregnating a porous base with a solution containing a sulfonic acid group-containing vinyl monomer and then polymerizing the monomer is characterized in that 80% by mole or more of vinyl sulfonic acid having purity of 90% or more, and/or a salt thereof is contained as the sulfonic acid group-containing vinyl monomer, and the concentration of the vinyl sulfonic acid and/or a salt thereof in the solution is set at 35% by weight or more. | 12-03-2009 |
20120321993 | PROTON CONDUCTIVE POLYMER ELECTROLYTE MEMBRANE HAVING EXCELLENT OXIDATION RESISTANCE, AND PROCESS FOR PRODUCING THE SAME - The process for producing a proton conductive polymer electrolyte membrane of the present invention includes the steps of: irradiating resin fine particles with radiation; graft-polymerizing a vinyl monomer having a sulfonic acid group precursor and a vinyl monomer having a carbonyl group equivalent with the resin fine particles in a solid-liquid two-phase system to obtain a finely particulate graft polymer; preparing a casting solution of a polymer having a phosphoric acid group or a phosphonic acid group and the graft polymer, and forming a cast membrane from this solution; drying the cast membrane to obtain a film; converting the sulfonic acid group precursor into a sulfonic acid group; and forming a crosslinked structure between the carbonyl group equivalents. In the solid-liquid two-phase system, a liquid phase includes the vinyl monomers and a solvent for the monomers, and a solid phase includes the resin fine particles. By this process, a proton conductive polymer electrolyte membrane having high oxidation resistance, and a process capable of producing this membrane industrially are provided. | 12-20-2012 |
20130266886 | ION CONDUCTIVE ORGANIC-INORGANIC COMPOSITE PARTICLES, PARTICLE-CONTAINING RESIN COMPOSITION AND ION CONDUCTIVE MOLDED ARTICLE - Ion conductive organic-inorganic composite particles are particles that have an organic group on the surface of inorganic particles and have at least a configuration that does not allow the inorganic particles to contact with each other by steric hindrance of the organic group, the organic group containing an ion conductive group. | 10-10-2013 |
20130295488 | POLYMER ELECTROLYTE MEMBRANE, METHOD FOR PRODUCING THE SAME, MEMBRANE-ELECTRODE ASSEMBLY USING THE SAME, AND FUEL CELL USING THE SAME - Provided are a polymer electrolyte membrane exhibiting a relatively high ion conductivity, and a method for producing the polymer electrolyte membrane. | 11-07-2013 |
20140165837 | METHOD FOR MANUFACTURING CARBON DIOXIDE SEPARATION MEMBRANE, AND CARBON DIOXIDE SEPARATION MEMBRANE - The present invention provides a carbon dioxide separation membrane having a grafted chain into which a substituent having high selective affinity for carbon dioxide is introduced and thus having high carbon dioxide separation capability. The present invention is a method for producing a carbon dioxide separation membrane. This method includes the steps of: (1) irradiating a polymer film with radiation; (2) forming, in the irradiated polymer film, a grafted chain containing a repeating unit of a monomer having a substituent capable of forming a salt with a fluoride ion; and (3) subjecting the substituent capable of forming a salt with a fluoride ion to treatment with a fluoride salt so as to form a salt with a fluoride ion in the substituent. | 06-19-2014 |
20140370417 | ANION EXCHANGE MEMBRANE, METHOD FOR PRODUCING THE SAME, AND FUEL CELL USING THE SAME - A method of the present invention for producing an anion exchange membrane includes the steps of: (i) irradiating a first polymer film with radiation; and (ii) graft-polymerizing a monomer containing a site into which a functional group having anion conducting ability can be introduced and an unsaturated carbon-carbon bond onto the radiation-irradiated first polymer film so as to form a second polymer film containing grafted chains. This method further includes the subsequent steps of: (a) subjecting the second polymer film to a treatment including irradiation with radiation so as to introduce a crosslinked structure into the grafted chains; and (b) introducing the functional group having anion conducting ability into the site. | 12-18-2014 |
Patent application number | Description | Published |
20140199619 | ELECTROPHOTOGRAPHIC PHOTORECEPTOR, METHOD FOR MANUFACTURING SAME, AND ELECTROPHOTOGRAPHIC APPARATUS USING SAME - A layered, positively-charged electrophotographic photoreceptor, a method for manufacturing the photoreceptor and an electrophotographic apparatus using the photoreceptor are disclosed. The layered, positively-charged electrophotographic photoreceptor includes a conductive support on which is provided a sequential stack composed of a charge transport layer containing at least a first hole transport material and a first binder resin; and a charge generation layer containing at least a charge generation material, a second hole transport material, an electron transport material, and a second binder resin, wherein the charge generation layer and the charge transport layer have a total amount of residual solvents that is 50 μg/cm | 07-17-2014 |
20150346614 | ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, PRODUCTION METHOD THEREOF, AND ELECTROPHOTOGRAPHIC APPARATUS - An electrophotographic photoconductor includes a conductive support; a charge generation layer provided on the conductive support; and a charge transport layer containing a charge transport material, a binder resin, and a highly branched polymer having a long-chain alkyl group or an alicyclic group, provided on the charge generation layer as an outermost layer. The electrophotographic photoconductor has excellent contamination resistance against sebum or the like, stable electrical characteristics even upon repeated use, as well as superior transfer resistance and gas resistance. A method for producing the electrophotographic photoconductor is disclosed, as well as an electrophotographic apparatus including the electrophotographic photoconductor. | 12-03-2015 |
20150346619 | ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, PRODUCTION METHOD THEREOF, AND ELECTROPHOTOGRAPHIC APPARATUS - An electrophotographic photoconductor includes a conductive support; and a photoconductive layer that contains at least a charge generation material, a hole transport material, an electron transport material and a binder resin, and that is provided on the conductive support, wherein the photoconductive layer has an outermost layer that contains a charge generation material, a hole transport material, an electron transport material, a binder resin and a highly branched polymer that is obtained by polymerizing, in the presence of a polymerization initiator, a monomer having, in a molecule, two or more radically polymerizable double bonds and a monomer having, in a molecule, a long-chain alkyl group or an alicyclic group and at least one radically polymerizable double bond. The electrophotographic photoconductor exhibits superior operational stability and stably high image quality, without problems with image memory, a contact member, or image defects due to cracks caused by contamination by oils/fats or sebum. | 12-03-2015 |
Patent application number | Description | Published |
20080229208 | DISPLAY INSTRUCTION APPARATUS, DISPLAY INSTRUCTION METHOD, AND COMPUTER PROGRAM PRODUCT - A display instruction apparatus transmits a display screen on which symbols representing network devices connected to a network are displayed to a client terminal connected to the network; and transmits, when a drag-and-drop operation between symbols of network devices is received from the client terminal, an instruction for executing a predetermined process between the network devices that are subjected to the drag-and-drop operation to the network devices. | 09-18-2008 |
20090077199 | PRESENCE INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING APPARATUS, AND PRESENCE DOCUMENT SCHEMA MANAGING SERVER - A disclosed presence information processing system in which plural information processing devices are connected for exchanging presence information among each other via a network, includes a schema information sharing unit that operates such that the information processing devices can share a presence document schema representing at least one of a structure of a presence document in which the presence information is described and vocabulary of the presence information. | 03-19-2009 |
20100079785 | PRINTING SERVICE PROVIDING METHOD AND PRINTING SERVICE PROVIDING SYSTEM - A client terminal transmits a call request for using a MFP to a call control server. The call control server carries out authentication processing about a user and the MFP in response to the call request. If the authentication processing result is correct, the call control server transfers the call request to the printing service management server. The call request is transferred from the printing service management server to a printing service providing server and then transferred to the MFP via the call control server. Thus, a session of the client terminal and the MFP is established. The printing service providing server carries out processing for providing a predetermined printing service based on the call request from the client terminal. | 04-01-2010 |
20110276985 | NOTIFICATION PROCESSOR THAT NOTIFIES INFORMATION AND POSITION INFORMATION MANAGER - To provide an apparatus that transmits information, which includes a storage unit that stores notification rule information in which transmission destination information is associated with notification type information, a reception processor that receives predetermined information from a detector that detects a mobile information storage medium attached to an object, a notification information generating unit that obtains information specified by the notification type information in the notification rule information based on the predetermined information, to generate notification information from obtained information, and a notification unit that transmits the notification information to a transmission destination specified by the transmission destination information associated with the notification type information that is used when the notification information is generated. | 11-10-2011 |
20120272251 | Notification Processor That Notifies Information and Position Information Manager - To provide an apparatus that transmits information, which includes a storage unit that stores notification rule information in which transmission destination information is associated with notification type information, a reception processor that receives predetermined information from a detector that detects a mobile information storage medium attached to an object, a notification information generating unit that obtains information specified by the notification type information in the notification rule information based on the predetermined information, to generate notification information from obtained information, and a notification unit that transmits the notification information to a transmission destination specified by the transmission destination information associated with the notification type information that is used when the notification information is generated. | 10-25-2012 |
20130063537 | CONFERENCE SYSTEM, EVENT MANAGEMENT SERVER, AND PROGRAM - A conference system includes a first conference device and a second conference device installed at a first site, and is connected with an external conference device installed at a site different from the first site. The second conference device selects one from a group consisting of a video image taken by and received from the first conference device and a video image taken by the second conference device to transmit the selected video image to the external conference device. The second conference device selects a video image taken by the second conference device when the second conference device detects an event occurred at the second conference device. | 03-14-2013 |
20150035938 | COMMUNICATION CONTROL SYSTEM AND CONTROL DEVICE - A communication control system includes a first control device; a second control device, wherein the first control device and the second control device are grouped together by group identification information; a detecting unit configured to detect image data displayed on a display unit connected to the first control device; a first communication control unit configured to establish a session for performing data communication with the second control device identified by the group identification information, and send the image data; and a display control unit configured to implement control to display the image data sent from the first communication control unit. | 02-05-2015 |
20150091940 | IMAGE PROCESSING APPARATUS - An image processing apparatus having a display device displaying a background image and a stroke image superimposed on the background image, the stroke image reproducing a stroke which is drawn by an input operation of a user, includes a recording unit recording image data of the background image and stroke data, which are related to the stroke input by the input operation, into an electronic document; a read unit reading the electronic document; a display unit displaying the background image on the display device by using the image data of the background data, reproducing the stroke image by using the stroke data, and displaying the stroke image superimposed on the background image on the display device; and an edit unit editing the stroke data in accordance with the input operation. | 04-02-2015 |