Patent application number | Description | Published |
20080258684 | BATTERY SYSTEM - A battery system capable of inhibiting a reverse voltage applied to a unit cell that has lost the electromotive force without active control is provided. The battery system include two or more unit cells electrically connected in series, and a rectification section that is composed of at least one of an electronic device having a rectification function and an interface having a rectification action, and is electrically connected to the respective two or more unit cells in parallel. | 10-23-2008 |
20090090905 | MOLECULAR DEVICE, SINGLE-MOLECULAR OPTICAL SWITCHING DEVICE, FUNCTIONAL DEVICE, MOLECULAR WIRE, AND ELECTRONIC APPARATUS USING FUNCTIONAL DEVICE - A molecular device including: at least one molecule of zinc cytochrome c; in which an electron or a hole is transferred within the at least one molecule of zinc cytochrome c bar utilizing transition of an electron between molecular orbitals of the at least one molecule of zinc cytochrome c. The molecular orbitals, for example, are a first molecular orbital localized in a first amino acid residue of the at least one molecule of zinc cytochrome c, and a second molecular orbital which is localized in a second amino acid residue of the at least one molecule of zinc cytochrome c and which has a maximum transition probability per unit time with respect to the first molecular orbital. In this case, the electron or the hole is transferred between the first amino acid residue and the second amino acid residue. | 04-09-2009 |
20090169972 | FUEL CARTRIDGE - A fuel cartridge is provided. The fuel cartridge capable of reliably suppressing fuel leakage and realizing improved safety. The fuel cartridge includes a cartridge body having a fuel supply port, and a seal member for directly closing the fuel supply port. The cartridge body has an atmosphere communication port, and the seal member directly closes the fuel supply port and the atmosphere communication port. | 07-02-2009 |
20100092838 | FUEL CELL, ELECTRONIC DEVICE, FUEL SUPPLY PLATE, AND FUEL SUPPLY METHOD - A fuel cell capable of uniformly supplying a fuel to a plurality of power generation sections, an electronic device, a fuel supply plate, and a fuel supply method are provided. A liquid fuel from a fuel tank is supplied to an inlet of a fuel diffusion plate, from which the liquid fuel is moved to outlets through flow paths, and the liquid fuel is supplied to each power generation section. At least one of the flow paths includes curved lines, preferably includes a circular arc, and the curvature radius of the curved line or the like is adjusted, and thereby each distance of the flow paths becomes equal to each other. Whether a linear distance between the inlet and the plurality of outlets is long or short, an almost equal amount of the liquid fuel reaches the plurality of outlets almost at the same time, and is supplied to each power generation section. The flow paths are preferably formed in a direction from the inlet toward apexes of an N-polygon (n is the number of the flow paths) centering on the inlet, and are more preferably toward apexes of a regular n-polygon. | 04-15-2010 |
20100181867 | PIEZOELECTRIC VIBRATION DEVICE SYSTEM AND ELECTRONICS APPARATUS - A piezoelectric vibration device system includes a piezoelectric vibration device that performs predefined movements using the vibration of the piezoelectric element; and a control unit that controls the behavior of the piezoelectric vibration device by controlling the frequency of the piezoelectric element, where the control unit includes: a first signal generating unit that generates a fundamental frequency signal having a fundamental frequency adjacent to the mechanical resonance frequency of the piezoelectric element; a second signal generating unit that generates a variable frequency signal whose frequency periodically rises or falls; and a frequency modulator that generates a frequency modulated signal, whose frequency changes into one of three or more frequencies existing around the fundamental frequency periodically and in sequence, by executing frequency modulation using the fundamental frequency signal and the variable frequency signal, and that outputs the frequency modulated signal as a control signal for controlling the piezoelectric vibration device. | 07-22-2010 |
20100183953 | LIQUID TANK, TUBLUAR STRUCTURE FOR LIQUID TANK, FUEL CELL, AND ELECTRONIC DEVICE - A liquid tank and a tubular structure for liquid tank capable of suctioning an internal liquid to the last drop even when the tank is tilted to any angle are provided. The tubular structure | 07-22-2010 |
20100190074 | FUEL CELL SYSTEM AND VOLTAGE LIMITATION METHOD - A fuel cell system with which elution of a cathode due to excessive electro motive force is able to be inhibited without increase of electric power consumption at the time of power generation is provided. In the case where electro motive force V | 07-29-2010 |
20100190077 | FUEL CELL SYSTEM AND ELECTRONIC APPARATUS - A fuel cell system includes a power generator configured to generate electricity through supply of an oxidant gas and a fuel composed of a compound containing a carbon atom; a concentration detector configured to detect a concentration of carbon dioxide (CO | 07-29-2010 |
20100209817 | FUEL CELL SYSTEM AND ELECTRONIC DEVICE - A fuel cell system with which excessive supply or supply shortage of a vaporized fuel is able to be avoided and stable power generation with high output is able to be made, and an electronic device using the same. In a vaporization chamber, a projection is provided as a heat conduction section to conduct heat generated in a power generation section to a liquid fuel supplied to the vaporization chamber. Between the end of the projection and an inner wall face of an inner member, a gap is provided. In the gap, the heat is effectively conducted to the liquid fuel supplied from the end of a fuel supply route, and the liquid fuel is vaporized. It is possible that the projection is contacted with a section in the vicinity of the end section of the fuel supply route in the inner wall face of the inner member, and thereby heat of the power generation section is conducted to the inner member through the projection, heat is conducted to the liquid fuel through the inner member, and the liquid fuel is vaporized. Thereby, it is possible to limit a target region to be heated according to the position of the projection, or to control the amount of heat conducted to the liquid fuel according to the size of the projection. | 08-19-2010 |
20100248081 | LIQUID TANK AND FUEL CELL - The present invention provides a liquid tank capable of maintaining inner pressure constant even in a state where it is inclined at any angle and a fuel cell using the same. A liquid tank includes: an outside casing provided with one gas inlet/outlet port; and a liquid-repellent structure provided on the inside of the outside casing, connecting two or more vertexes, sides, or faces of the outside casing and the gas inlet/outlet port, and made of a liquid-repellent material having a void through which gas passes. | 09-30-2010 |
20100261076 | FUEL CARTRIDGE, FUEL CELL, AND POWER GENERATION METHOD - A fuel cartridge with which liquid leakage through an air induction hole from a fuel tank is able to be prevented and safety is able to be improved is provided. Switching drive for opening and closing an air induction hole | 10-14-2010 |
20100264409 | MOLECULAR DEVICE, IMAGING DEVICE, PHOTOSENSOR, AND ELECTRONIC APPARATUS - A molecular device includes a gold electrode, cytochrome c552 or a derivative or variant thereof immobilized on the gold electrode, and an electron transfer protein coupled to the cytochrome c552 or the derivative or variant thereof. Electrons or holes, or both, are transferred through the electron transfer protein by transition of electrons between molecular orbitals of the electron transfer protein. | 10-21-2010 |
20100279205 | FUEL CARTRIDGE, FUEL CELL, AND ELECTRONIC DEVICE - A fuel cartridge with which damage or break of a valve due to miss-loading or the like is able to be avoided and safety is able to be improved, a fuel cell, and an electronic device are provided. A fitting groove for fitting to a fuel cell body is provided in a package of a fuel cartridge. Improper force applied to a valve due to inappropriate loading or the like is avoided, and possibility that the valve is damaged or broken is decreased. The valve is provided not projecting from the package. Compared to an existing structure that a valve is projecting outside of the package, the effective volume of a fuel storage space is increased even if the height of the entire cartridge is the same as that of the existing case. | 11-04-2010 |
20110020714 | FUEL CELL AND ELECTRONIC DEVICE - A fuel cell capable of being thinned while maintaining a stable electric power supply is provided. A fuel cell includes a power generation section, a fuel tank, a fuel supply section (pump), and a fuel vaporization section. The power generation section has a structure in which a combined body is sandwiched between a cell plate and a cell plate. The combined body has a structure in which an anode electrode and a cathode electrode are oppositely arranged with an electrolyte film in between. In particular, the fuel supply section and the fuel vaporization section are integrally provided, and are connected by a nozzle section buried therein. A fuel contained in the fuel tank is pumped by the fuel supply section according to the state of the power generation section, and then is vaporized by the fuel vaporization section, and is supplied to the power generation section side. | 01-27-2011 |
20110020734 | LIQUID TANK, FUEL CELL AND ELECTRONIC APPARATUS - A fuel tank preventing an excessive supply when manually supplying a liquid such as a fuel, a fuel cell and an electronic apparatus using the fuel tank are provided. A fuel tank includes a deformable section which is deformable by external pressure in a part of a housing containing a liquid fuel. The deformable section has a projected shape outward from a top surface of the housing, and has a configuration in which a flat surface is arranged with a bending part in the top surface of the housing. The flat surface of the deformable section is pushed by a finger, a stick or the like to apply external pressure to the deformable section, thereby the deformable section is deformed so as to be flipped with respect to the top surface of the housing. The volumetric capacity in the housing is changed to push the liquid fuel out. | 01-27-2011 |
20110094617 | FUEL FILLING KIT AND FUEL FILLING METHOD - A fuel filling kit | 04-28-2011 |
20110111316 | FUEL CARTRIDGE AND FUEL CELL SYSTEM - A fuel cartridge ( | 05-12-2011 |
20110136029 | FUEL CELL AND TEMPERATURE MEASUREMENT METHOD - A fuel cell and a temperature measurement method capable of directly measuring average temperature of a power generation unit and preventing dropout of a temperature detecting device are provided. A cathode plate for fixing the position of a power generation unit is set to be in contact with the power generation unit in a heat-transfer fashion and is made of an electric conductor or a semiconductor. When the temperature changes accompanying power generating operation of the power generation unit, the temperature of the cathode plate which is in contact with the power generation unit in a heat-transfer fashion changes. According to the temperature change, the resistance value changes. The resistance value is detected by using a resistance voltage dividing circuit having the cathode plate and resistors. By obtaining the temperature coefficient of the cathode plate in advance, the average temperature of the entire power generation unit is measured from the resistance value of the cathode plate. | 06-09-2011 |
20110136032 | FUEL CELL SYSTEM AND ELECTRONIC DEVICE - A fuel cell system with which flooding phenomenon of a fuel vaporization section is able to be suppressed without losing power generation characteristics is provided. In a fuel pump, upper limit frequency at which opening/closing operation of check valves is enabled is lower than mechanical resonance frequency of a piezoelectric body. Further, control is exercised so that oscillation frequency of the piezoelectric body is in the vicinity of the resonance frequency in a certain case. Thereby, while fuel supply operation by the fuel pump is stopped, a liquid fuel of the fuel pump is heated by oscillation of the piezoelectric body, and the heated liquid fuel is supplied to a fuel vaporization section. Further, since the generated heat is a heat amount generated by oscillation of the piezoelectric body, power generation characteristics in the power generation section are not lost differently from the case in the past. | 06-09-2011 |
20110140547 | FUEL CELL SYSTEM AND ELECTRONIC DEVICE - A fuel cell system that is able to perform power generation more stably than in the past regardless of external environment is provided. Based on a temperature of a power generation section detected by a temperature detection section, a supply amount of a liquid fuel from a fuel pump is adjusted, and therefore control in which the temperature of the power generation section becomes constant is performed. In addition, a fuel cell system that is able to perform power generation in a vaporization supply type fuel cell more stably than in the past is provided. A level of a power generation voltage supplied from the power generation section is raised by a boost circuit. In a control section, operation of the boost circuit is controlled using a given control table, and therefore control is performed on an output voltage and an output current supplied from the boost circuit to a load. | 06-16-2011 |
20110195330 | FUEL CELL AND ELECTRONIC DEVICE - Provided is a fuel cell capable of stopping, during abnormal heat generation, a supply of fuel and/or air, and preventing additional abnormal heat generation. In an electrode structure (a heat generation section), a fusible porous film is disposed between a cathode electrode and a cathode-side exterior member, and a fusible porous film is disposed between an anode electrode and an anode-side exterior member. The fusible porous films and may be made of resin having a low melting point and being not soluble in fuel (methanol), or may be made of a combination of a porous film and polyolefin wax with a low melting point. When abnormal heat generation occurs in the fuel cell | 08-11-2011 |
20110226325 | PHOTOELECTRIC CONVERSION DEVICE - Photoelectric conversion elements suitable for various applications and related components, and methods associated therewith, are described. A photoelectric conversion element may include a catalyst layer having at least two portions that are spaced from one another, and a current collector having a tip portion that extends toward or within the space between portions of the catalyst layer. A photoelectric conversion element may also include a semiconductor layer disposed a distance of between about 5 microns and about 20 microns away from the catalyst layer. | 09-22-2011 |
20110260688 | BATTERY SYSTEM - A battery system capable of inhibiting a reverse voltage applied to a unit cell that has lost the electromotive force without active control is provided. The battery system include two or more unit cells electrically connected in series, and a rectification section that is composed of at least one of an electronic device having a rectification function and an interface having a rectification action, and is electrically connected to the respective two or more unit cells in parallel. | 10-27-2011 |
20110266875 | POWER SUPPLY SYSTEM AND ELECTRONIC DEVICE - A power supply system capable of inhibiting electricity loss and deterioration of each power supply device while realizing high stability in the case where electricity supply is performed by using a plurality of power supply devices is provided. A switching element corresponding to a power supply device having a higher inter-terminal voltage out of two power supply devices selectively becomes in ON state, and a switching element corresponding to a power supply device having a lower inter-terminal voltage selectively becomes in OFF state. Thereby, overload on a specific power supply device is prevented, and current flow between the different power supply devices is able to be prevented without generating needless electricity loss. Further, since electricity of the power supply device having a higher inter-terminal voltage is selectively outputted, variation between the respective power supply devices becomes allowable to some extent. | 11-03-2011 |
20110266994 | FUEL CELL SYSTEM AND ELECTRONIC DEVICE - The present invention provides a small fuel cell system including a secondary battery, in which deterioration in the secondary battery is suppressed regardless of a temperature condition. A control unit adjusts the supply amount of a liquid fluid of a fuel pump so that charging current I | 11-03-2011 |
20110268995 | FUEL CELL STORING STRUCTURE AND ELECTRONIC APPARATUS - Heat generated from a fuel cell is released effectively. A fuel cell unit | 11-03-2011 |
20110277818 | PHOTOELECTRIC CONVERSION DEVICE - Photoelectric conversion elements having configurations suitable for various applications and related components, and methods associated therewith, are described. Photoelectric conversion elements may include electrodes and be arranged in association with a light collector such that light incident on one of the electrodes of a photoelectric conversion element is rendered uneven. In some cases, the electrodes may have current extraction regions where the light collector may direct light incident on the light collector toward one current extraction region in an amount greater than another current extraction region. Photoelectric conversion elements may be disposed adjacent to one another in a manner where a portion of one photoelectric conversion element may be electrically connected with a portion of an adjacent photoelectric conversion element. Photoelectric conversion elements can also be arranged in a variety of suitable patterns. | 11-17-2011 |
20110291608 | SOLAR POWER-GENERATING EQUIPMENT - Disclosed herein is solar power-generating equipment, including: a solar cell; a secondary battery; an electric power outputting portion; a display portion configured to display thereon information about an electric-generating capacity of the solar cell, and information about a state of charge of the secondary battery; and a control portion configured to cause the display portion to display thereon the information about the electric-generating capacity of the solar cell only for a predetermined time length, and cause the display portion to display thereon the information about the state of charge of the secondary battery only for a predetermined time length. | 12-01-2011 |
20110293970 | SECONDARY BATTERY PROTECTING CIRCUIT AND HYBRID POWER SOURCE EQUIPMENT - Disclosed herein is a secondary battery protecting circuit connected in parallel with a nonaqueous secondary battery, the secondary battery protecting circuit including: a first voltage detecting circuit; a second voltage detecting circuit; a switch section; and a heat radiating section. | 12-01-2011 |
20110315857 | SOLAR CELL SYSTEM - Disclosed herein is a solar cell system including: a plurality of power generation panels that differ in the range of wavelengths of light they absorb from each other and convert light into power; a voltage detection section adapted to detect the voltage of power generated by each of the plurality of power generation panels; a reproduction section adapted to compare the voltages of the plurality of power generation panels detected by the voltage detection section so as to reproduce an audio or music signal appropriate to the comparison result; and an output section adapted to output audio or music reproduced by the reproduction section. | 12-29-2011 |
20110316715 | MOBILE DEVICE INCLUDING A SOLAR BATTERY - A mobile device including a solar battery having a light-receiving surface provided on a casing of the mobile device, an illuminance detector that detects an illuminance of light incident on the casing, an output section that outputs a state of light incident on the light-receiving surface of the solar battery, and a controller that controls the output section based on the illuminance detected by the illuminance detector. | 12-29-2011 |
20120012823 | COLOR IMAGING ELEMENT AND METHOD OF MANUFACTURING THE SAME, PHOTOSENSOR AND METHOD OF MANUFACTURING THE SAME, PHOTOELECTRIC TRANSDUCER AND METHOD OF MANUFACTURING THE SAME, AND ELECTRONIC DEVICE - A color imaging element, a photosensor and a photoelectric transducer which use a protein and are capable of being stably used for a long time, and methods of manufacturing them are provided. A zinc-substituted cytochrome c552 is immobilized on a gold electrode with a self-assembled monolayer in between to form a blue-light photoelectric transducer. Alternatively, a cytochrome c552 is immobilized on a gold electrode with a self-assembled monolayer in between, and a fluorescent protein absorbing blue light is bonded to the cytochrome c552, thereby forming a blue-light photoelectric transducer. These photoelectric transducers each are used as a color imaging element or a blue-light photoelectric transducer of a photosensor. | 01-19-2012 |
20120111107 | LIQUID TANK AND FUEL CELL - Provided are a liquid tank capable of reducing an influence of disturbance on measurement results and measuring accurate volume, and a fuel cell using the same. One face of a liquid container section is structured by a detector in which a first board to a fourth board each configured of a printed board are stacked in order. A pair of detection electrodes | 05-10-2012 |
20120219829 | HYBRID POWER SOURCE SYSTEM - To provide a hybrid power source system in which either a solar cell or a fuel cell and a secondary cell are combined with each other, and the secondary cell is used as an electric power buffer and which can maintain a high energy efficiency even when there is a change in a charging state of the secondary cell, a change in an operating condition, or a secular change in a member, prevent overcharging of the secondary cell, and suppress thermal deterioration of the solar cell or the fuel cell due to generation of a surplus electric power unable to be taken out. A hybrid power source system is composed of a solar cell module | 08-30-2012 |
20130106371 | SOLAR CELL SYSTEM, ELECTRONIC DEVICE, AND STRUCTURE | 05-02-2013 |
20140001859 | POWER GENERATION CONTROL APPARATUS AND POWER GENERATION CONTROL METHOD | 01-02-2014 |
20140120381 | SECONDARY BATTERY PROTECTING CIRCUIT AND HYBRID POWER SOURCE EQUIPMENT - Disclosed herein is a secondary battery protecting circuit connected in parallel with a nonaqueous secondary battery, the secondary battery protecting circuit including: a first voltage detecting circuit; a second voltage detecting circuit; a switch section; and a heat radiating section. | 05-01-2014 |
20140273183 | SUBSTRATE DETECTION DEVICE AND BIOFUEL CELL WITH SUBSTRATE DETECTION FUNCTION - There is provided a substrate detection device including a sensor unit configured to extract electrons by oxidizing a substrate, the substrate being a test target, a capacitor connected in series to the sensor unit, and a circuit configured to measure a voltage across terminals of the capacitor. The substrate detection device determines a concentration of the substrate based on the voltage across the terminals of the capacitor. | 09-18-2014 |