38th week of 2015 patent applcation highlights part 61 |
Patent application number | Title | Published |
20150263339 | NEGATIVE ELECTRODE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY - A negative electrode material for a lithium ion secondary battery including carbon over a part or a whole of a surface of an oxide of silicon, in which the content of the carbon is from 0.5 mass-% to less than 5 mass-%. | 2015-09-17 |
20150263340 | SI/C COMPOSITE ANODES FOR LITHIUM-ION BATTERIES WITH A SUSTAINED HIGH CAPACITY PER UNIT AREA - A method for producing a silicon carbon composite electroactive anode material (AM) capable to alloy is described. This method comprises (i) mixing micro sized silicon powder with micro sized polymer powder to produce a silicon-polymer-mixture, (ii) heating the silicon-polymer mixture in inert gas to pyrolysis temperature and keeping it there for a time sufficiently long to pyrolyze the polymer and to form a pyrolyzed polymer coated silicon, and (iii) milling said pyrolyzed polymer coated silicon in inert gas to form the silicon carbon composite electroactive anode material (AM). Such AM is suitably formed into electrodes by mixing it with e.g. polymer binder, electrically conductive additives and solvent, coating therewith a current collector and drying the coating. Such anodes are especially suitable for Li-ion electrodes. | 2015-09-17 |
20150263341 | SURFACE MODIFIED LITHIUM-CONTAINING COMPOSITE OXIDE PARTICLES, POSITIVE ELECTRODE USING THE PARTICLES, AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - To provide a cathode active material for a non-aqueous electrolyte secondary battery, which is excellent in the battery performance such as the charge and discharge cycle durability when used under high voltage, and which is excellent in the swelling-suppressing performance when stored at high temperature in a state where it is charged under high voltage. | 2015-09-17 |
20150263342 | NANOSILICON MATERIAL PREPARATION FOR FUNCTIONALIZED GROUP IVA PARTICLE FRAMEWORKS - Functionalized Group IVA particles, methods of preparing the Group IVA particles, and methods of using the Group IVA particles are provided. The Group IVA particles may be passivated with at least one layer of material covering at least a portion of the particle. The layer of material may be a covalently bonded non-dielectric layer of material. The Group IVA particles may be used in various technologies, including lithium ion batteries and photovoltaic cells. | 2015-09-17 |
20150263343 | LITHIUM-ION SECONDARY BATTERY - To provide a lithium-ion secondary battery having higher discharge capacity and higher energy density and a manufacturing method thereof. The lithium-ion secondary battery includes a positive electrode, a negative electrode, and an electrolyte provided between the positive electrode and the negative electrode. The positive electrode includes a positive electrode current collector and a positive electrode active material layer provided over the positive electrode current collector. In the positive electrode active material layer, graphenes and lithium-containing composite oxides are alternately provided. The lithium-containing composite oxide is a flat single crystal particle in which the length in the b-axis direction is shorter than each of the lengths in the a-axis direction and the c-axis direction. Further, the lithium-containing composite oxide is provided over the positive electrode current collector so that the b-axis of the single crystal particle intersects with a surface of the positive electrode current collector. | 2015-09-17 |
20150263344 | BATTERY, NEGATIVE ELECTRODE ACTIVE MATERIAL, AND ELECTRIC TOOL - A battery is provided including a positive electrode; a negative electrode including a first negative electrode active material; and an electrolytic solution, wherein the first negative electrode active material includes a core portion having a core portion surface, wherein the core portion has a median diameter of 0.3 μm to 20 μm, and a covering portion that covers at least part of the core portion surface, wherein the covering portion comprises at least Si, O and at least of one element M1 selected from Li, carbon (C), Mg, Al, Ca, Ti, Cr, Mn, Fe, Co, Ni, Cu, Ge, Zr, Mo, Ag, Sn, Ba, W, Ta, Na, and K. | 2015-09-17 |
20150263345 | TRIMANGANESE TETRAOXIDE AND ITS PRODUCTION PROCESS - To provide trimanganese tetraoxide having a high tap density and a uniform particle size distribution, and its production process. | 2015-09-17 |
20150263346 | NICKEL HYDROXIDE FOR ALKALINE SECONDARY BATTERY AND ALKALINE SECONDARY BATTERY - A nickel hydroxide for an alkaline secondary battery, wherein the nickel hydroxide contains α-nickel hydroxide particles and β-nickel hydroxide particles, and the ratio of the β-nickel hydroxide to the total amount of the nickel hydroxide is less than 75% by mass. | 2015-09-17 |
20150263347 | CARBON MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME, AND NEGATIVE ELECTRODE USING CARBON MATERIAL AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - The object of the present invention is to provide a carbonaceous material which is obtainable from plant-derived char and has a decreased specific surface area. Further, the object of the present invention is to provide a non-aqueous electrolyte secondary battery having excellent dedoping capacity (discharge capacity), non-dedoping capacity (irreversible capacity), and charge-discharge efficiency. | 2015-09-17 |
20150263348 | CARBON MATERIAL, CARBON MATERIAL FOR BATTERY ELECTRODE, AND BATTERY - A carbon material containing boron atom in an amount of 0.001 to 0.5 mass %, in which the average interplanar spacing (d002) of plane (002) is 0.337 nm or less. By observing optical structures in cross-section of formed bodies made of the carbon material, when areas are accumulated from a smallest structure in an ascending order, SOP represents an area of an optical structure whose accumulated area corresponds to 60% of the total area of all optical structures; when the structures are counted from a structure of a smallest aspect ratio in an ascending order, AROP represents the aspect ratio of the structure which ranks at the position of 60% in total number of all the structures; and when D50 represents an average particle diameter; SOP, AROP and D50 satisfy the following relationship: 1.5≦AROP≦6 and 0.2×D50≦(SOP×AROP) | 2015-09-17 |
20150263349 | BATTERY - Provided is a battery having a higher charge-discharge capacity density than conventional batteries, and exhibiting excellent charge-discharge cycle properties and charge-discharge efficiency. This battery ( | 2015-09-17 |
20150263350 | BINDER HAVING SUPERIOR ADHESIVE STRENGTH FOR SECONDARY BATTERIES - Disclosed is a binder for secondary battery electrodes, the binder including polymer particles being prepared from monomers comprising (A) (meth)acrylic acid ester based monomers; (B) at least one monomer selected from the group consisting of an acrylate based compound, a styrene based compound, and a compound having a cyano group; (C) unsaturated monocarbonic acid based monomers; (D) (meth)acrylamide based monomers; and (E) monomers including at least one epoxy group for crosslinking, the polymer particles having an average particle diameter of 0.3 micrometers to 0.7 micrometers. | 2015-09-17 |
20150263351 | ANODE FOR DIRECT CARBON FUEL CELL AND DIRECT CARBON FUEL CELL INCLUDING THE SAME - The present invention relates to an anode for a direct carbon fuel cell based on a molten carbonate or molten hydroxide electrolyte. The anode includes a porous metal. The present invention also relates to a direct carbon fuel cell including the anode. The direct carbon fuel cell includes the anode, a cathode, and an electrolyte. According to the present invention, the use of the porous metal can maximize the surface area of the anode, fuel particles are infiltrated into the porous metal to increase the contact area with the anode and the fuel, and the surface of the porous metal is coated with an oxide to enhance the wettability of the anode. Therefore, the contact at the triple phase boundaries is maximized and the problem of discontinuous fuel supply can be solved, thereby greatly improving the efficiency of the fuel cell. | 2015-09-17 |
20150263352 | Lithium/Air Cathode Design - The present disclosure is related to an electrochemical component, particularly a coating for an electrode and a method for producing the electrochemical component. Said electrode is part of an electrode assembly of a Lithium/Air battery cell. Said electrode includes a layer having disperse graphite and carbon black. | 2015-09-17 |
20150263353 | Non-PGM Catalyst for Orr Based on Pyrolysed Poly-Complexes - Novel catalytic materials and novel methods of preparing M—N—C catalytic materials utilizing a sacrificial support approach and using inexpensive active polymers as the carbon and nitrogen source and readily available metal precursors are described. | 2015-09-17 |
20150263354 | ELECTROCHEMICAL BATTERY FOR THE PROPULSION OF UNDERWATER CRAFT WITH A CENTRIFUGAL PUMP REGULATING INCOMING WATER FLOW - An electrochemical battery for the propulsion of an underwater craft, comprising: a main electric battery of the electrochemical type, wherein a mixing chamber is configured to house an anhydrous electrolyte and is provided with an intake member for admitting a flow of water from the aquatic environment to the chamber, where the admitted water is mixed with the anhydrous electrolyte, thereby forming a liquid electrolyte, and a recirculation system for the fluid electrolyte using a centrifugal electric pump and communicating with a plurality of electrochemical cells housed within the chamber. The water intake member is configured to establish a direct connection, when open, between the exterior of the craft and the inlet of the centrifugal pump, which has an outlet communicating with the mixing chamber. The centrifugal pump is dimensionally configured to act as a flow limiting device when the pressure at the pump inlet is higher than the pressure at the pump outlet, thereby supplying the mixing chamber with a substantially constant flow. | 2015-09-17 |
20150263355 | FUEL CELL AND METHOD FOR OPERATING THE FUEL CELL - Provided are a fuel cell that employs a fuel-electrode collector excellent in terms of thermal conductivity and the like, so that it is excellent in terms of power generation efficiency and cost effectiveness; and a method for operating the fuel cell. Included are a membrane electrode assembly (MEA), a fuel-electrode collector that is a porous metal body disposed in contact with a fuel electrode and performing current collection,and a heating device operated by electric power, wherein a solid electrolyte is a proton-permeable electrolyte, a fuel-gas channel is provided to cause a fuel gas to pass through the fuel-electrode collector, and the porous metal body constituting the fuel-electrode collector is formed of aluminum or aluminum alloy. | 2015-09-17 |
20150263356 | METHOD OF PROCESSING A POROUS ARTICLE - A method of processing a porous article includes distributing a blended powder material including loose electrically conductive particles and loose resin particles into a mold. The blended powder material is consolidated within the mold under a molding pressure and a molding temperature into a consolidated article. The loose resin particles of the blended powder material are selected to be within a predefined particle size distribution to control a physical property of the porous article. | 2015-09-17 |
20150263357 | FUEL CELL SEPARATOR AND PRODUCTION METHOD FOR FUEL CELL SEPARATOR - A separator includes a gas flow path forming body, which includes a substrate made of stainless steel, a resin layer arranged on the substrate, and a conductive layer arranged on the surface of the resin layer. The resin layer contains a filler, which has conductivity and greater hardness than an oxide film of the substrate. The conductive layer contains graphite. The filler extends through the oxide film of the substrate and contacts the base material. | 2015-09-17 |
20150263358 | FLOW BATTERY WITH MIXED FLOW - A flow battery includes a liquid electrolyte that has an electrochemically active specie and a bipolar plate that has channels for receiving flow of the liquid electrolyte. A porous electrode is arranged immediately adjacent the bipolar plate. The porous electrode is catalytically active with regard to the liquid electrolyte. The channels of the bipolar plate have at least one of a channel arrangement or a channel shape that is configured to positively force at least a portion of the flow of the liquid electrolyte into the porous electrode. | 2015-09-17 |
20150263359 | ELECTRICAL SIGNAL PROCESSING SYSTEM FOR FUEL CELL STACK - A system and method for processing the electric signals from a plurality of fuel cells in a fuel cell system is disclosed. Groups of the plurality of fuel cells, such as five bipolar plates, are electrically coupled to a conductive compressible connector or a circuit board, where some of the bipolar plates have a plate contactor for providing the electrical contact to either the conductive compressible connector or the circuit board. The system allows for the processing of the electric signals of every cell using fewer electrical components, thereby reducing the amount of space required and the costs associated therewith. | 2015-09-17 |
20150263360 | LEAKPROOFING DEVICE FOR FUEL CELL, UNIT AND FUEL CELL COMPRISING SUCH A DEVICE - Leakproofing device for a fuel cell intended to be interposed between an Electrodes Membrane Assembly and a polar or bipolar plate of a fuel cell unit, the device consisting of a rigid frame and of a leakproofing seal integral with the frame, the frame furnished with the leakproofing seal defining a plurality of apertures through the device, the apertures being delimited by the leakproofing seal. | 2015-09-17 |
20150263361 | FILM MEMBER STACKING DEVICE AND METHOD OF THE SAME - [Problem] Provided is a film member stacking device which is capable of correcting deformation of the film member. | 2015-09-17 |
20150263362 | FUEL CELL SYSTEM - A fuel cell system includes a hydro-desulfurizer that removes sulfur compounds in power generation material, a fuel cell unit that generates electric power using the power generation material, a recycle channel that supplies a part of hydrogen-containing gas from the fuel cell unit to the power generation material before the power generation material enters the hydro-desulfurizer, and an ejector which is provided in a power generation material channel upstream of the hydro-desulfurizer and into which hydrogen-containing gas from the recycle channel flows, in which the ejector is heated by exhaust gas discharged from the fuel cell unit. | 2015-09-17 |
20150263363 | Fuel Cell Arrangement and Method for Operating the Fuel Cell Arrangement - A fuel cell arrangement, in particular for a motor vehicle, includes a tank for storing a carrier fluid mixed with hydrogen, a separating device for separating hydrogen from the carrier fluid, a fuel cell for generating electrical energy from the hydrogen, and a heating arrangement for heating the carrier fluid mixed with hydrogen. The heating arrangement includes a first heat exchanger for heating the carrier fluid by way of a carrier fluid return line, and/or a second heat exchanger for heating the carrier fluid by way of the waste heat of the fuel cell, and/or a third heat exchanger for heating the carrier fluid by way of a compressed intake air. | 2015-09-17 |
20150263364 | Integrated Power Generation Using Molten Carbonate Fuel Cells - In various aspects, systems and methods are provided for integrated operation of molten carbonate fuel cells with turbines for power generation. Instead of selecting the operating conditions of a fuel cell to improve or maximize the electrical efficiency of the fuel cell, an excess of reformable fuel can be passed into the anode of the fuel cell to increase the chemical energy output of the fuel cell. The increased chemical energy output can be used for additional power generation, such as by providing fuel for a hydrogen turbine. | 2015-09-17 |
20150263365 | FUEL CELL SYSTEM AND OPERATING METHOD - A fuel cell system comprises a fuel cell main body containing a fuel cell having an anode side at which fuel is reacted, exhaust products arising at the anode side of the fuel cell as a result of the reaction at the anode side. A recirculation passage is located inside the fuel cell main body and recirculates a proportion of the exhaust products directly to the anode side of the fuel cell for reaction at the anode side. The recirculation passage may include an ejector arrangement for mixing fresh fuel with the recirculated exhaust products and may also include a reforming catalyst for partially reforming the mixture in the recirculation passage. | 2015-09-17 |
20150263366 | PAPER-STRUCTURED CATALYST, PAPER-STRUCTURED CATALYST ARRAY BODY, AND SOLID OXIDE FUEL CELL PROVIDED WITH PAPER-STRUCTURED CATALYST OR PAPER-STRUCTURED CATALYST ARRAY BODY - This invention provides a paper-structured catalyst which exhibits high catalytic activity for hydrocarbon reforming to increase the efficiency of hydrocarbon reforming, and is tolerant to thermal shock to cause destruction of the catalyst structure and clogging and destruction of catalyst voids, and an internal reforming solid oxide fuel cell with the paper-structured catalyst. The paper-structured catalyst according to the present invention is composed of a paper-structured porous support prepared by forming inorganic fibers in a paper-like shape and catalyst metal which is loaded dispersedly on a surface of the paper-structured porous support and has reforming activity against hydrocarbons. The inorganic fibers constituting the paper-structured porous support contain at least partially ion conductive oxide fibers. The reforming activity of the paper structured catalyst against hydrocarbons is high, and the catalyst is tolerant to thermal stress fracture and can easily be formed into a desired size and shape, and the degree of freedom for making catalyst array is high. Since an internal reforming solid oxide fuel cell with the paper-structured catalyst according to the present invention as a hydrocarbon reforming catalyst can suppress thermal stress fracture, and degradation due to carbon deposition, resulting in more stable power generation. | 2015-09-17 |
20150263367 | FILTER APPARATUS - A centrifugal filter apparatus including a canister housing having a frusto-conical internal surface, and outlet adjacent the minor diameter of the internal surface and an inlet spaced axially toward a major diameter, a central annular filter element and centrifugal radial rotating fins extending radially from adjacent the external surface of the filter element to adjacent the generally frusto-conical internal surface of the canister having a generally frusto-conical outer surface conforming to the frusto-conical internal surface of the canister. In one embodiment, the filter apparatus includes a plurality of reaction canisters, where the outlet of the first canister is the inlet of the second canister and the radial fins drive reaction products from the first canister to the second canister. | 2015-09-17 |
20150263368 | POWER GENERATION SYSTEM AND METHOD OF OPERATING POWER GENERATION SYSTEM - In a power generation system and a method of operating a power generation system, provided are a gas turbine ( | 2015-09-17 |
20150263369 | FUEL CELL SYSTEM - The fuel cell system includes a hydro-desulfurizer that removes a sulfur compound in raw material gas; a raw material gas heating unit that heats raw material gas before the raw material gas enters the hydro-desulfurizer; a reformer that generates reformed gas using the raw material gas that has passed through the hydro-desulfurizer; a fuel cell that generates electric power using the reformed gas from the reformer as fuel; a combustor that combusts fuel unused in the fuel cell; an exhaust gas channel through which exhaust gas generated in the combustor flows; and a housing that is provided in a part of the exhaust gas channel and houses the raw material gas heating unit and the hydro-desulfurizer, in which exhaust gas flowing through the housing undergoes heat exchange with the raw material gas heating unit and the hydro-desulfurizer. | 2015-09-17 |
20150263370 | MANUFACTURING METHOD AND MANUFACTURING APPARATUS OF REINFORCEMENT ELECTROLYTE MEMBRANE - A manufacturing method of a reinforced electrolyte membrane includes: conveying a belt-shaped electrolyte membrane material including a back sheet on one surface thereof; and placing a belt-shaped reinforcing member on that surface of the electrolyte membrane material which is an opposite side to the back sheet so as to attach the electrolyte membrane material to the reinforcing member. | 2015-09-17 |
20150263371 | Charge Transfer Mediator Based Systems for Electrocatalytic Oxygen Reduction - Disclosed are systems for the electrocatalytic reduction of oxygen, having redox mediator/redox catalyst pairs and an electrolyte solution in contact with an electrode. The redox mediator is included in the electrolyte solution, and the redox catalyst may be included in the electrolyte solution, or alternatively, may be in contact with the electrolyte solution. In one form a cobalt redox catalyst is used with a quinone redox mediator. In another form a nitrogen oxide redox catalyst is used with a nitroxyl type redox mediator. The systems can be used in electrochemical cells wherein neither the anode nor the cathode comprise an expensive metal such as platinum. | 2015-09-17 |
20150263372 | SOLID OXIDE FUEL CELL STACK - Disclosed is a solid oxide fuel cell stack. The solid oxide fuel cell stack includes a unit cell, a cell frame configured to support an edge of the unit cell, a interconnecting member disposed under the cell frame, a sealing member disposed between the cell frame and the interconnecting member, and a spacer member configured to uniformly maintain an interval between the cell frame and the interconnecting member. The spacer member is disposed at an area between the cell frame and the interconnecting member, which is not sealed by the sealing member, and formed of a mica or insulating ceramic. | 2015-09-17 |
20150263373 | PROTON EXCHANGE MEMBRANE FUEL CELL WITH OPEN PORE CELLULAR FOAM - The present application relates generally to electrochemical devices, for example proton exchange membrane fuel cells or electrolysers. The present application employs a metal foam as a common fluid flow manifold between adjacent fuel cells and avoids the use of expensive metal end plates. The common fluid flow manifold is provided by the metal foam with no separator/gas barrier provided. | 2015-09-17 |
20150263374 | ENERGY STORAGE DEVICE - An energy storage device is provided. The energy storage device includes an energy type electrode pair having a first unit energy density and a first unit discharge power; a power type electrode pair having a second unit energy density and a second unit discharge power, and electrically connected to the energy type electrode pair; a housing receiving the energy type electrode pair and the power type electrode pair; a first electrolyte disposed in the energy type electrode pair; and a second electrolyte disposed in the power type electrode pair, wherein the energy type electrode pair forms a first electrically conductive circuit via the first electrolyte, and the power type electrode pair forms a second electrically conductive circuit via the second electrolyte. | 2015-09-17 |
20150263375 | DEVICE AND METHOD FOR PRODUCING ELECTRODE STACKS - The invention relates to a stacking device and a method for stacking flat materials, e.g. electrodes having a separation film ( | 2015-09-17 |
20150263376 | METHOD OF MANUFACTURING NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - There is provided a method of manufacturing a non-aqueous electrolyte secondary battery equipped with a wound electrode body that is formed by laminating and winding a positive electrode, a negative electrode, and a separator. This method includes preparing the wound electrode body including an uncoated portion of positive electrode active material layers and an uncoated portion of negative electrode active material layers, and not forming the positive electrode active material layers on at least a surface of a positive electrode current collector on a winding outer peripheral side thereof in a region that includes at least an outermost periphery of the positive electrode; structuring the secondary battery by accommodating the wound electrode body in a battery case; and subjecting the secondary battery to an aging treatment in which the secondary battery is retained within a temperature range that is equal to or higher than 60° C. | 2015-09-17 |
20150263377 | Flexible Batteries - Flexible batteries, comprising at least two cells, wherein at least two cells are connected by flexible connectors, such that the battery can be bent. The batteries can be incorporated into clothing and gear. | 2015-09-17 |
20150263378 | MECHANICAL STRUCTURES FOR MAINTAINING STRUCTURAL INTEGRITY IN CYLINDRICAL POUCH CELL BATTERIES - The disclosed embodiments relate to the design and manufacture of a battery cell. The battery cell includes a jelly roll containing layers which are wound together, including a cathode with an active coating, a separator, and an anode with an active coating. The battery cell also includes a mechanical structure disposed around a perimeter of the jelly roll to maintain a structural integrity of the jelly roll. Finally, the battery cell includes a pouch enclosing the mechanical structure and the jelly roll, wherein the pouch is flexible. | 2015-09-17 |
20150263379 | ELECTROCHEMICAL CELL FOR LITHIUM-BASED BATTERIES - An electrochemical cell is formed. The cell includes a non-lithium negative electrode in contact with a lithium ion permeable negative electrode current collector, and a positive electrode disposed in contact with a lithium ion permeable positive electrode current collector. The non-lithium negative electrode and the positive electrode are lithium ion permeable. The cell also has a lithium source electrode including lithium ions. A respective microporous polymer separator is disposed between the lithium source electrode and each of the negative and positive electrodes; or a first separator is disposed between the lithium source electrode and one of the negative and positive electrodes, and a second separator is disposed between the negative and positive electrodes. An electrolyte is introduced into the electrochemical cell. A voltage potential is applied across the electrochemical cell to pre-lithiate any of the non-lithium negative electrode and positive electrode with lithium ions from the lithium source electrode. | 2015-09-17 |
20150263380 | LAGP Glass Ceramics - A solid electrolyte, particularly a lithium-conductive solid electrolyte, can be obtained from a glass-ceramics process. A glass-ceramics process can be used to produce a solid electrolyte, particularly a lithium-conductive solid electrolyte. The solid electrolyte can be LAGP, i.e. Li | 2015-09-17 |
20150263381 | POLYMER GEL ELECTROLYTE, LITHIUM ION BATTERY AND METHOD FOR PRODUCING SAME - A polymer gel electrolyte containing at least a lithium salt and an aprotic solvent, in which an amorphous polymer layer is formed on the surface of an electrode active material. | 2015-09-17 |
20150263382 | HIGH CAPACITY CATHODE - A novel electrode for a battery is provided. The electrode may contain active material nanoparticles embedded in a solid polymer electrolyte. The electrolyte can also act as a binder for the nanoparticles. A plurality of voids is dispersed throughout the solid polymer electrolyte. The electrode may also contain electronically conductive carbon particles. Upon charging or discharging of the cell, the nanoparticles expand as they take up active material ions. The solid polymer electrolyte can deform reversibly in response to the expansion of the nanoparticles and transfer the volume expansion to the voids. | 2015-09-17 |
20150263383 | Electrolyte Additives for Transition Metal Cyanometallate Electrode Stabilization - A method is provided for the self-repair of a transition metal cyanometallate (TMCM) battery electrode. The battery is made from a TMCM cathode, an anode, and an electrolyte including solution formed from a solvent and an alkali or alkaline earth salt. The electrolyte includes an additive represented as G-R-g: where G and g are independently include materials with nitrogen (N) sulfur (S), oxygen (O), or combinations of the above-recited elements; and where R is an alkene or alkane group. In response to charging and discharging the battery in a plurality of cycles, the method creates vacancies in a surface of the TMCM cathode. Then, the method fills the vacancies in the surface of the TMCM cathode with the electrolyte additive. An electrolyte and TMCM battery using the above-mentioned additives are also provided. | 2015-09-17 |
20150263384 | PRODUCTION OF HIGH-PURITY LITHIUM DIFLUOROPHOSPHATE - The present invention relates to a process for preparing high-purity, especially low-sodium, lithium difluorophosphate, especially in the form of solutions thereof in organic solvents, proceeding from lithium fluoride and phosphorus pentafluoride. | 2015-09-17 |
20150263385 | LITHIUM SECONDARY BATTERY - Disclosed is a lithium secondary battery including: (i) a cathode active material including a lithium metal phosphate according to Formula 1 below; (ii) an anode active material including amorphous carbon; and (iii) an electrolyte for lithium secondary batteries including a lithium salt and an ether based solvent, wherein propylene carbonate (PC) is included in an amount of 1 wt % to 60 wt % in the electrolyte for lithium secondary batteries, based on the total weight of the electrolyte, | 2015-09-17 |
20150263386 | LITHIUM ION SECONDARY BATTERY COMPRISING A SILICON ANODE - A lithium ion secondary battery comprising: (i) a cathode comprising a cathode active material that can reversibly oclude and release lithium ions wherein the upper cut-off voltage for the cathode during charging against Li/Li | 2015-09-17 |
20150263387 | SECONDARY BATTERY AND METHOD FOR CHARGING AND DISCHARGING SECONDARY BATTERY - A secondary battery that has an electrode active material mainly composed of a low-molecular-weight multi-electron organic compound that has two or more electrons to be involved in a battery electrode reaction, and a solvent for an electrolyte solution that contains a sulfone compound. Apart of the electrode active material is dissolved in and reacted with the electrolyte solution at the first charge and discharge, thereby oligomerizing a part of the electrode active material. | 2015-09-17 |
20150263388 | ALKALI METAL HALIDE CELLS - An improved alkali metal halide cell including an anode module having at least (i) one planar module including a porous assembly and (ii) that encloses an active anode material in an anode reservoir; and a cathode having active cathode material; where the porous assembly is coated with a thin ion-conducting layer that separates the active anode material enclosed within the anode module from the cathode material, and the anode and cathode are contained in a housing having one or more compartments. | 2015-09-17 |
20150263389 | BATTERY PROTECTION CIRCUIT MODULE AND BATTERY PACK INCLUDING THE SAME - A battery protection circuit module and battery pack including the same are disclosed. In one aspect, the battery pack includes a first battery cell including a pair of first electrode tabs, a battery protection circuit module, and a frame accommodating the first battery cell and the battery protection circuit module. The battery protection circuit module includes a printed circuit board (PCB) having a first recess formed in a first side thereof and a pair of first tabs that are separated from each other, wherein each of the first tabs at least partially overlaps the first recess. The battery protection circuit module also includes a first temperature protection device having one end thereof electrically connected to one of the first tabs and the other end thereof electrically connected to the other first tab and a pair of first connection units respectively electrically connected to the first electrode tabs. | 2015-09-17 |
20150263390 | STRUCTURE FOR MODULATING THE VOLTAGE OF A BATTERY AND THE ACTIVE EQUILIBRATION THEREOF - A battery of accumulators including a plurality of power storage cells and an electrical network which connects the cells to one another. The cells are grouped together in composite cells including two identical branches each including at least one cell and the composite cells being connected in series to one another. The electrical network includes: a mechanism for parallel or connection in series of the cells of each composite cell, and a mechanism for controlling the connection mechanism, which is configured to connect the cells of each composite cell in parallel or in series to adapt an output voltage of the battery of accumulators to a desired value and to balance charging states of the cells. | 2015-09-17 |
20150263391 | BATTERY PACK - A battery pack, including a plurality of battery cells coupled in series, an analog front end integrated circuit (AFE IC) coupled in parallel to the plurality of battery cells, and a plurality of fuses coupled between the plurality of battery cells and the AFE IC, wherein, a terminal between adjacent fuses from among the plurality of fuses is coupled to a battery cell of the plurality of battery cells, and an other terminal between the adjacent fuses is coupled to the AFE IC. | 2015-09-17 |
20150263392 | CHARGING PROCESS FOR LITHIUM-ION BATTERIES - A method for producing a battery includes providing a battery having a positive electrode, a negative electrode, and an electrolyte that includes a solvent and a salt. The capacity of the negative electrode is less than that of the positive electrode and the negative electrode includes an active material having an average potential versus a lithium reference electrode of greater than approximately 0.2 volts. The method also includes applying an initial charge to the battery at a voltage that is greater than a fully charged voltage of the battery for a sufficient amount of time to cause at least a portion of the solvent to undergo a reduction reaction. The step of applying an initial charge to the battery acts to increase the irreversible capacity loss of the battery during the initial charge and provides the battery with enhanced tolerance to deep discharge conditions. | 2015-09-17 |
20150263393 | BATTERY PACK - A battery pack including a plurality of battery arrays, each battery array including unit batteries that each have a terminal, the plurality of battery arrays being stacked in a first direction; an insulator on at least one side of the battery arrays, terminals of the unit batteries being on the one side; and a sensing bar on the insulator, wherein the insulator includes at least one opening therein, at least one terminal being exposed through the at least one opening, and the sensing bar is electrically connected to the at least one terminal exposed through the at least one opening to sense a state of the battery array. | 2015-09-17 |
20150263394 | POWER SUPPLY DEVICE - A power supply device includes an electrode connecting body including a first slide plate which slides over one face of a battery cell assembly from one end side so as to connect positive electrodes to first voltage detection terminals, and a second slide plate which slides over the one face of the battery cell assembly from the other end side so as to connect negative electrodes to second voltage detection terminals. | 2015-09-17 |
20150263395 | BATTERY PACK DEVICE, INSPECTION METHOD OF BATTERY PACK DEVICE, AND COMPUTER-READABLE STORAGE MEDIUM - According to an embodiment, a battery pack device includes a plurality of battery modules, a cell detector, and a determiner. Each of the plurality of battery modules stores a plurality of cells. The cell detector detects a cell detection signal representing whether a cell is present or absent at each of a plurality of positions in each battery module. The determiner determines the arrangement state of the cells in each battery module based on the cell detection signal detected by the cell detector, determines the presence/absence of an abnormality from the determined arrangement state of the cells and the connection state of each battery module, and outputs an abnormal signal in case of the abnormality. | 2015-09-17 |
20150263396 | BATTERY STATE MONITORING DEVICE AND BATTERY MODULE PROVIDED WITH SAME - A battery state monitoring device ( | 2015-09-17 |
20150263397 | SIDE MOUNTED TRACTION BATTERY THERMAL PLATE - A battery assembly may include an array of battery cells each having upper and lower ends, a face extending therebetween and partially defining an exterior of the array, and terminals extending from the upper end. The battery assembly may also include an exo-support structure including a plurality of retainer segments configured to support the upper and lower ends and a thermal plate defining one or more channels extending along the exterior of the array. The thermal plate may be arranged to thermally communicate with the battery cells via the faces. The exo-support structure may further include another thermal plate defining one or more channels extending along another exterior of the array which are arranged to thermally communicate with the cells. The battery assembly may include at least one cell separator made of a thermally conductive material which is located between two adjacent cells. | 2015-09-17 |
20150263398 | BATTERY PACK TEMPERATURE REGULATING APPARATUS - A battery pack temperature regulating apparatus includes an evaporator configured to cool air inside a battery casing receiving a battery used for driving a vehicle; an evaporator casing receiving the evaporator; and a heater attached to the evaporator casing and configured to heat the air inside the battery casing. | 2015-09-17 |
20150263399 | MILLIMETER WAVEBAND FILTER - In a millimeter waveband filter, electric wave half mirrors are provided in transmission lines of a first waveguide configured to allow electromagnetic waves in a predetermined frequency range of a millimeter waveband to propagate in a TE10 mode and a second waveguide connected to the first waveguide in a state where one end of the second waveguide is inserted into the first waveguide, and the waveguides are relatively moved to vary the interval between the electric wave half mirrors, thereby changing a resonance frequency. The first waveguide is a square waveguide, and the second waveguide is a ridge waveguide in which the outside thereof is a rectangular shape at a predetermined interval with respect to the inside of the first waveguide and a sectional shape of a transmission line has a central portion having a height smaller than both side portions. | 2015-09-17 |
20150263400 | MILLIMETER WAVEBAND FILTER AND METHOD OF VARYING RESONANT FREQUENCY THEREOF - The millimeter waveband filter includes: a transmission line that is formed by a waveguide which propagates electromagnetic waves with a predetermined frequency range of a millimeter waveband from one end to the other end in a TE10 mode; and a pair of radio-wave half mirrors that are disposed opposite each other with a space interposed therebetween so as to block the inside of the transmission line and have planar shapes and a characteristic of transmitting a part of the electromagnetic waves with the predetermined frequency range and reflecting a part thereof. In the electromagnetic waves incident from the one end side of the transmission line, a frequency component centered on a resonant frequency of a resonator, which is formed between the pair of radio-wave half mirrors, is selectively output from the other end of the transmission line. | 2015-09-17 |
20150263401 | MILLIMETER WAVEBAND FILTER AND METHOD OF VARYING RESONANT FREQUENCY THEREOF - The millimeter waveband filter includes: a transmission line that is formed by a waveguide which propagates electromagnetic waves with a predetermined frequency range of a millimeter waveband from one end to the other end in a TE10 mode; and a pair of radio-wave half mirrors that are disposed opposite each other with a space interposed therebetween so as to block the inside of the transmission line and have planar shapes and a characteristic of transmitting a part of the electromagnetic waves with the predetermined frequency range and reflecting a part thereof. In the electromagnetic waves incident from the one end side of the transmission line, a frequency component centered on a resonant frequency of a resonator, which is formed between the pair of radio-wave half mirrors, is selectively output from the other end of the transmission line. | 2015-09-17 |
20150263402 | DIELECTRIC FILTER - Provided is a dielectric filter that can be anchored in a stable manner without causing damage even when there is variation in the size of the parts. With this dielectric filter, one surface of washers has a concave part, which is equipped with an edge part formed at the perimeter of the one surface, a floor surface provided at a lower position than the edge part, and a tapered part formed between the edge part and the floor surface. The washers are arranged on the upper surface of and fastened by means of screws to dielectric bodies with the concave parts facing the dielectric bodies, with sheet metal therebetween. | 2015-09-17 |
20150263403 | TRANSMISSION LINE INTERCONNECT - One example discloses a transmission line interconnect, comprising: an antenna coupling surface; a transmission line coupling surface; and a dielectric molding compound electromagnetically coupling the antenna coupling surface to the transmission line coupling surface. Another example discloses a method of manufacture, for a transmission line interconnect, comprising: forming a dielectric molding compound; defining an antenna coupling surface on the dielectric molding compound; and defining a transmission line coupling surface on the dielectric molding compound whereby millimeter wave frequencies received at the antenna coupling surface are electromagnetically coupled to the transmission line coupling surface. | 2015-09-17 |
20150263404 | THIN FILM BALUN - A thin film balun that can be made smaller and thinner while maintaining required balun characteristics is provided. A thin film balun | 2015-09-17 |
20150263405 | RF TRIPLEXER ARCHITECTURE - RF circuitry, which includes a first hybrid RF coupler, a second hybrid RF coupler, a third hybrid RF coupler, and RF filter circuitry, is disclosed. The first hybrid RF coupler provides a first main port, a first pair of quadrature ports, and an isolation port. The second hybrid RF coupler provides a second main port and a second pair of quadrature ports. The third hybrid RF coupler provides a third main port and a third pair of quadrature ports. RF filter circuitry is coupled to the first pair of quadrature ports, the second pair of quadrature ports, and the third pair of quadrature ports. The first main port, the second main port, and the third main port provide main ports of the RF triplexer. The isolation port is a common port of the RF triplexer for coupling to an RF antenna. | 2015-09-17 |
20150263406 | DIRECTIONAL COUPLER - A directional coupler includes a main line and a subline. The main line connects an input port and an output port. The subline connects a coupling port and a terminal port. The subline includes a first coupling line section connected to the terminal port, a second coupling line section connected to the coupling port, and a low-pass filter. The low-pass filter includes an inductor provided between the first and second coupling line sections, a first capacitor having an end connected to the connection point between the inductor and the second coupling line section, a resistor connecting the other end of the first capacitor to the ground, and a second capacitor connecting the connection point between the inductor and the first coupling line section to the ground. | 2015-09-17 |
20150263407 | RESONATOR INCLUDING VERTICALLY OR HORIZONTALLY ALTERNATING PARTITION WALLS AND FILTER USING THE SAME - The present invention relates to a resonator and a filter using the same, and particularly, to a resonator, which includes partition walls that alternate vertically or horizontally in a cavity, and a filter using the resonator. The resonator includes: a housing which is made of a conductive material and includes a cavity; a cover which is made of a conductive material and fixed to an upper portion of the cavity, and seals the cavity; one or more first partition walls which are connected to one surface of inner surfaces of the cavity; and one or more second partition walls which are connected to the opposite surface to the one surface, in which the first partition walls and the second partition walls are made of a conductive material and have shapes corresponding to each other, and the first partition walls and the second partition walls alternate with each other. | 2015-09-17 |
20150263408 | ANTENNA ORIENTATION ADJUSTMENT ASSISTANCE DEVICE AND ANTENNA DEVICE INSTALLATION METHOD - An antenna orientation adjustment assistance device that allows any worker to quickly and accurately install an antenna device is provided. An antenna device ( | 2015-09-17 |
20150263409 | Smart Meter With Wireless Transmission Capability - A smart meter capable of performing wireless transmission is used to show some power information, in which the smart meter includes an inner cylindrical case, a ring layer, an inner-layer antenna, and an outer-layer antenna. The interior of the inner cylindrical case is hollow. The ring layer surrounds the inner cylindrical case. The inner-layer antenna is attached to the ring layer and slides on the ring layer. The outer-layer antenna is also attached to the ring layer and overlaps as well as contacts with the inner-layer antenna. The inner-layer antenna and the outer-layer antenna are driven to adjust a total length of them in order to receive signals of different frequency bands. | 2015-09-17 |
20150263410 | ANTENNA ASSEMBLY WITH MULTIPLE COMPONENT AND ASSEMBLY METHOD OF THE SAME - An antenna assembly is adapted for mounting on an electronic device and includes an antenna body including a horizontal grounding plate, a radio plate and a connecting plate connecting with the grounding plate and the radio plate; a feed cable connecting with the antenna body; an insulating holder defining a bottom wall and sidewalls extending from the bottom wall. The grounding plate of the antenna body is held on an upper face of the bottom wall, the radio plate and a connecting plate are surrounded between the sidewalls. The grounding plate defines a retaining leg retained in the insulating holder and extending to a lower face of the bottom wall opposite to the upper face, the lower face of the bottom wall is confronting with the electronic device. | 2015-09-17 |
20150263411 | Image Forming Apparatus Having Wireless Communication Device - An image forming apparatus includes a housing, a communication board, and a display device. The housing has an upper end portion, a front end portion, and a rear end portion. The front end portion and the rear end portion define a frontward/rearward direction. The communication board is provided on the upper end portion and includes an antenna for near field wireless communication. The display device is provided on the upper end portion. The display device and the antenna are arrayed on a straight line extending in the frontward/rearward direction such that the antenna is positioned frontward of the display device. | 2015-09-17 |
20150263412 | WIRELESS COMMUNICATION DEVICE - A compact wireless communication includes a first radiating element and a second radiating element, which define and function as a dipole antenna, a feeder circuit including a wireless IC chip coupled with the first and second radiating elements, and a feeder substrate that is provided with the wireless IC chip. The first radiating element is provided to the feeder substrate. The second radiating element is provided to a substrate other than the feeder substrate. | 2015-09-17 |
20150263413 | ANTENNA DEVICE AND MOBILE TERMINAL - This disclosure provides an antenna device and a mobile terminal equipped with the antenna device. The antenna device includes a coil conductor spirally wound to have a conductor opening portion at the center of winding and is formed on a flexible substrate. A magnetic sheet is disposed near, or proximal to the flexible substrate and between the coil conductor and a flat conductor of a circuit board. A side of the antenna coil that is near an edge of the flat conductor is bent toward the circuit board. | 2015-09-17 |
20150263414 | ANTENNA APPARATUS FOR PORTABLE TERMINAL - An antenna apparatus for a portable terminal which is light, thin, compact, and small. The antenna apparatus preferably includes a main board equipped with a power feeding part for feeding power and a ground surface for grounding the main board and at least one sub-board, each sub-board which has a ground surface and electrically communicates with the main board, wherein the ground surface of each sub-board receives power from the power feeding part of the main board and resonates. | 2015-09-17 |
20150263415 | ANTENNA PROVIDED WITH APPARATUS FOR EXTENDING BEAM WIDTH FOR MOBILE COMMUNICATION BASE STATION - Disclosed is an antenna provided with an apparatus for extending beam width for a mobile communication base station. An antenna for a base station according to an embodiment of the present invention comprises: a reflector plate; an emitting element disposed on the reflector plate; and an apparatus for extending the width of a beam, the apparatus being fixedly disposed at a previously set distance from the emitting element in the direction of emission thereof and made of thin metal. | 2015-09-17 |
20150263416 | ANTENNA AND ELECTRONIC DEVICE FOR CLOSE PROXIMITY WIRELESS COMMUNICATION - According to one embodiment, an antenna includes first and second coupling elements and first to fourth connecting elements. An electrical length between a middle point of the first coupling element and each of both open ends thereof is a first electrical length which is an odd multiple of ¼ of a wavelength λ corresponding to a frequency used for close proximity wireless communication. An electrical length between a middle point of the second coupling element and each of both open ends thereof is the first electrical length. An electrical length of each of the first to fourth connecting elements is a second electrical length which is an odd multiple of ¼ of the wavelength λ. | 2015-09-17 |
20150263417 | SATELLITE ANTENNA HOUSING - A satellite antenna housing includes: a first layer; a second layer formed so as to be in contact with one side of the first layer; a third layer formed so as to be in contact with one side of the second layer and face the first layer; a fourth layer so as to be in contact with one side of the third layer and face the second layer; and a fifth layer so as to be in contact with one side of the fourth layer and face the third layer, wherein the first layer, the third layer, and the fifth layer may be formed of a material having a dielectric constant higher than that of the second layer and the fourth layer, and the second layer and the fourth layer may have a thickness greater than that of the first layer, the third layer, and the fifth layer. | 2015-09-17 |
20150263418 | RADIO DEVICE - A radio device includes a rectangular substrate including first and second opposite sides and third and fourth opposite sides; a ground plane formed in the substrate, cut out along the third side from a corner at one end of the second side; a first monopole antenna extending away from the ground plane along the third side from a first feeding unit provided on the third side; a second monopole antenna extending away from the ground plane along the fourth side from a second feeding unit provided on the fourth side; and a ground element formed in the ground plane, extending toward the second side along the third side, from one end of the ground element connected to the ground plane. A length from the first feeding unit through the one end to another end of the ground element corresponds to one fourth of a wavelength of radio waves. | 2015-09-17 |
20150263419 | APPARATUS AND METHOD FOR INTEGRATING A REDUCED-SIZED ANTENNA WITH AN ACCESSORY CONNECTOR - A system including a base affixed to a radio. The base includes a first base connector and a second base connector with a plurality of radial interconnectors positioned around the perimeter of the first base connector. The system includes an antenna connector including a first antenna connector and a second antenna connector with a plurality of radial interconnectors positioned around the perimeter of the first antenna connector. The first base connector is connected to the first antenna connector to form a central radio frequency (RF) coaxial connection and a first transmission line for a first antenna. The second antenna connector is connected to the second base connector to form a second transmission line and a plurality of radial connections around the perimeter of the central RF coaxial connection. The plurality of radial connections is configured to function as a signal carrier and/or an additional RF element. | 2015-09-17 |
20150263420 | DEVICES AND METHODS FOR REDUCING INTERFERENCE BETWEEN CLOSELY COLLOCATED ANTENNAS - Devices and methods for reducing interference between closely collocated antennas working at the same or adjacent frequencies are disclosed. According to one embodiment, the antenna array comprises a plurality of antennas for transmitting signals from and receiving signals to a plurality of transceivers respectively, and the device comprises a plurality of resonators; a first set of ports, each of which is connected to a respective one of the plurality of transceivers; and a second set of ports, each of which is connected to a respective one of the plurality of antennas; wherein each of the transceivers and the antennas is connected to a respective one of the resonators, and coupling coefficients among the resonators as well as a resonance frequency of each of the resonators are configured so that a desired isolation among the first set of ports and a desired matching at each of the first set of ports are obtained. | 2015-09-17 |
20150263421 | ELECTRONIC PACKAGE AND FABRICATION METHOD THEREOF - An electronic package is provided, which includes: a substrate; at least an electronic element disposed on the substrate; an antenna structure provided on the substrate, wherein the antenna structure has at least a supporting portion and an extending portion supported by the supporting portion over the substrate and surrounding the electronic element; and a shielding structure provided on the substrate and overlapping with the antenna structure, thereby saving the surface area of the substrate so as to meet the miniaturization requirement of the electronic package. | 2015-09-17 |
20150263422 | Array Antenna, Configuration Method, and Communication System - Embodiments of the present invention relate to the communication field and provide an array antenna. The array antenna includes: an antenna body, which is a multi-beam antenna, a single-beam antenna without grating lobes, or a single-beam antenna with grating lobes and transmits or receives a beam set by centering on the antenna body, where the beam set includes at least one beam; a planar reflection board, configured to reflect the beam set transmitted or received by the antenna body; and an adjusting unit, connected to the antenna body and/or the planar reflection board, and configured to adjust a relative position between the planar reflection board and the beam set of the antenna body so that the beam set of the antenna body can be transmitted or received in any direction after being reflected by the planar reflection board. | 2015-09-17 |
20150263423 | Method and System for Multiband, Dual Polarization, and Dual Beam-Switched Antenna for Small Cell Base Station - A method and a system for a multiband, dual polarization, and switch mode beamforming antenna for a small cell base station are disclosed. The disclosed system for a multiband, dual polarization, and switch mode beamforming antenna for a small cell base station may include: a dielectric substrate comprising a ground plane on which an antenna is disposed; a vertically polarized antenna reflector disposed on the dielectric substrate to be vertical thereto, and configured to induce forming of a vertically polarized beam; a vertically polarized antenna parasitic reflector that is a reconfigurable frequency selective reflector provided in a polyhedral structure for forming the vertically polarized beam; a horizontally polarized antenna reflector disposed on the dielectric substrate to be horizontal thereto and configured to induce forming of a horizontally polarized beam; and a plurality of switches configured to adjust a radiation mode of the vertically polarized beam and a radiation mode of the horizontally polarized beam. | 2015-09-17 |
20150263424 | ARRAY ANTENNAS HAVING A PLURALITY OF DIRECTIONAL BEAMS - Multi-directional antenna apparatuses, which may include phased array antennas and/or arrays of multiple antennas, and methods for operating these directional antennas. In particular, described herein are apparatuses configured to operate as an access point (AP) for communicating with one or more station devices by assigning a particular directional beam to each access point, and communicating with each station device using the assigned directional beam at least part of the time. Methods and apparatuses configured to optimize the assignment of one or more directional beam and for communicating between different station devices using assigned directional beams are described. Also described are methods of connecting a radio device to an antenna by connecting a USB connector on the radio device to a USB connector on an antenna and identifying the antenna based on a voltage of the ground pin on the antenna's USB connector. | 2015-09-17 |
20150263425 | Flattened Dihedral-Shaped Device Possessing an Adapted (Maximized Or Minimized) Equivalent Radar Cross Section - A dihedral shaped device is provided, which includes two plates forming between them an angle of [pi]−2[alpha], where 0<[alpha]<[pi]/4. Each plate has a ground plane, at least one dielectric layer and a network of radiating elements. An incident wave is reflected by the device by virtue of a double reflection from both plates. The network of radiating elements of each plate allows a phase shift to be generated, from the exterior towards the centre of the dihedron, along an axis perpendicular to an axis of intersection of the two plates, according to a set phase law, allowing a deviation to be introduced relative to a specular reflection for a given operating frequency. | 2015-09-17 |
20150263426 | Multiband Antenna and Multiband Antenna Configuration Method - A multiband antenna configuration method for configuring a multiband antenna to transmit and receive radio signals of a plurality of frequency bands includes determining a distance between a magnetic conductor reflector and a first radiation portion, calculating a first and second reflection phase value at the first and second center frequency of a first and second frequency band according to a configuration requirement corresponding to the distance, determining a length and width of the multiband antenna, adjusting materials and geometric features of the magnetic conductor reflector to change a curve representing relationship between reflection phases of the magnetic conductor reflector and frequencies and to make the first reflection phase corresponding to the first center frequency and the second reflection phase corresponding to the second center frequency equal to a first reflection phase value and second reflection phase value, and determining the materials and geometric features according to the curve. | 2015-09-17 |
20150263427 | ANTENNA - An antenna comprising: a folded dipole and a reflector positioned to reflect radiation emitted by the dipole that is incident on the reflector. | 2015-09-17 |
20150263428 | ANTENNA STRUCTURE AND WIRELESS COMMUNICATION DEVICE USING THE SAME - An antenna structure includes a feed end plate, a ground end plate, a first radiator, a second radiator, and a metallic plate. The first radiator is coupled to the feed end plate. The second radiator is coupled to the ground end plate. The metallic plate is spaced from the first radiator and is couple the second radiator. The metallic plate includes a main sheet and at least one side sheet connected to the main sheet, a gap is defined between the main sheet and the first radiator, and the second radiator is coupled to the at least one side sheet. | 2015-09-17 |
20150263429 | MICROMACHINED MILLIMETER-WAVE FREQUENCY SCANNING ARRAY - A frequency scanning traveling wave antenna array is presented for Y-band application. This antenna is a fast wave leaky structure based on rectangular waveguides in which slots cut on the broad wall of the waveguide serve as radiating elements. A series of aperture-coupled patch arrays are fed by these slots. This antenna offers 2° and 30° beam widths in azimuth and elevation direction, respectively, and is capable of ±25° beam scanning with frequency around the broadside direction. The waveguide can be fed through a membrane-supported cavity-backed CPW which is the output of a frequency multiplier providing 230˜245 GHz FMCW signal. This structure can be planar and compatible with micromachining application and can be fabricated using DRIE of silicon. | 2015-09-17 |
20150263430 | ANTENNA STRUCTURE - An antenna structure includes a ground plane and a grounding extension branch. The ground plane has a slot. The grounding extension branch is disposed in the slot, and is coupled to the ground plane. The ground plane and the slot are excited by a signal source to generate a low-frequency band. The grounding extension branch is excited by the signal source to generate a high-frequency band. | 2015-09-17 |
20150263431 | ANTENNA FOR MOBILE-COMMUNICATION BASE STATION - The present invention relates to an antenna for a mobile-communication base station and includes a reflective plate, and a first radiant element having a first frequency band formed on the reflective plate, wherein the first radiant element includes: a slot structure that is formed as a letter “X” hole directly in the entire reflective plate and generates a transmission signal having X-shaped dual polarizations that are orthogonal to each other, and a metallic patch plate that is installed on the top of the slot structure so as to be insulated from the reflective plate. | 2015-09-17 |
20150263432 | CAVITY-BACKED ARTIFICIAL MAGNETIC CONDUCTOR - An active artificial magnetic conductor includes an array of unit cells, each unit cell including a top face, at least one wall coupled to the top face, a base coupled to the at least one wall, and a crossed slot in the top face. The top face, the at least one wall, and the base form a cavity and are conductive. | 2015-09-17 |
20150263433 | COMPACT RADIO FREQUENCY LENSES - Compact lacunated lenses having a lens body with a plurality of input ports, (which may correspond to a predetermined steering angle), a plurality of output ports, and a plurality of holes/openings in the lens body, wherein the openings are arranged through the lens body so that an electromagnetic signal entering the lens body from any one of the input ports will exit from each of the output ports at a time delay corresponding to the predetermined steering angle of the input port from which the electromagnetic signal entered the lens body. The lenses may be used for RF signals between 2 GHz and 30 GHz for beamforming, and may have a diameter of less than 10 cm. The lenses may also be used for amplification. Methods of using these lenses and phase array antennas including these lenses are also described. | 2015-09-17 |
20150263434 | DUAL ANTENNA SYSTEMS WITH VARIABLE POLARIZATION - Antenna systems for receiving transmitted signals comprising at least a first tuned antenna disposed in a known relationship spatially with a second antenna, with the first tuned antenna electrically connected to the second antenna, are disclosed. The antenna system may be configured to allow the antennas to reliably discriminate between left-hand and right-hand polarized circular signals. | 2015-09-17 |
20150263435 | COMPACT ANTENNA ARRAY USING VIRTUAL ROTATION OF RADIATING VECTORS - In one example, a device includes an antenna array having at least a first cross dipole antenna element having a first dipole and a second dipole orthogonal to the first dipole and at least a second cross dipole antenna element having a third dipole and a fourth dipole orthogonal to the third dipole. An orientation of the at least a second cross dipole antenna is offset 45 degrees with respect to the at least a first cross dipole antenna element. The at least a first cross dipole antenna element and the at least a second cross dipole antenna element are for transmitting and/or receiving signals at plus 45 degrees and minus 45 degrees slant polarizations. | 2015-09-17 |
20150263436 | Antenna Structure of a Circular-Polarized Antenna for a Vehicle - A turnstile antenna has two dipoles which have a galvanic contact at the crossing point. The dipoles are arranged in a geometrically asymmetrical manner with respect to the crossing point. The turnstile antenna can be arranged either in a free space or over a metal plate. | 2015-09-17 |
20150263437 | ANTENNA DEVICE AND PORTABLE ELECTRONIC DEVICE - An antenna device of the present invention includes, in one aspect: a patch antenna having a resonant frequency at a first frequency; and a loop antenna having a resonant frequency at a second frequency that is different from the first frequency. A loop length of the loop antenna is such that standing waves are generated in the loop antenna when the loop antenna receives radio waves of the first frequency, and the patch antenna is disposed so as to magnetically couple with the loop antenna. | 2015-09-17 |
20150263438 | WIRE COMPRESSION CONNECTOR - An improved compression connector for connecting two electrical conductors and methods of using the same are disclosed. The compression connector is made of a single partially bifurcated connector body and then crimped. A partially bifurcated c-tap portion of the connector body allows for a crimping act on each side of the compression connector slot, resulting in a more reliable compression connection. The compression connector that results is much more resistant to failure compared to known C-shaped compression connectors. | 2015-09-17 |