49th week of 2020 patent applcation highlights part 67 |
Patent application number | Title | Published |
20200381701 | METHOD FOR MANUFACTURING LITHIUM-ION RECHARGEABLE BATTERY - A method for manufacturing a lithium-ion rechargeable battery ( | 2020-12-03 |
20200381702 | SECONDARY BATTERY CAPACITY RECOVERY METHOD AND SECONDARY BATTERY CAPACITY RECOVERY APPARATUS - The present invention relates to a secondary battery capacity recovery method and apparatus for recovering the capacity of a secondary battery with deteriorated lifespan characteristics. The secondary battery capacity recovery method of the present invention comprises: (1) preparing a secondary battery with deteriorated lifespan characteristics; (2) heating the secondary battery with deteriorated lifespan characteristics while pressing the secondary battery with deteriorated lifespan characteristics to compress a positive electrode, negative electrode, or separator included in the secondary battery; and (3) charging/discharging the secondary battery with deteriorated lifespan characteristics, the secondary battery having been pressed and heated, and the secondary battery with deteriorated lifespan characteristics may be charged and discharged while being pressed and heated, thereby exhibiting an effect of recovering the capacity of the secondary battery with deteriorated lifespan characteristics. | 2020-12-03 |
20200381703 | SACRIFICIAL SUBSTRATES FOR SILICON-CARBON COMPOSITE MATERIALS - Methods of forming a composite material film can include providing a layer comprising a carbon precursor and silicon particles on a sacrificial substrate. The methods can also include pyrolysing the carbon precursor to convert the precursor into one or more types of carbon phases to form the composite material film, whereby the sacrificial substrate has a char yield of about 10% or less. | 2020-12-03 |
20200381704 | TRANSFER LAMINATION OF ELECTRODES IN SILICON-DOMINANT ANODE CELLS - Systems and methods are provided for high volume roll-to-roll transfer lamination of electrodes for silicon-dominant anode cells. | 2020-12-03 |
20200381705 | LITHIUM ALLOY AS AN ANODE MATERIAL AND A PREPARATION METHOD THEREOF - A method for preparing a lithium alloy as an anode material includes the following steps: heating lithium metal into a molten state in an environment with a dew point not higher than −50° C. and an oxygen content not higher than 10 ppm; adding a transition metal to the molten lithium metal, maintaining the temperature for 5-15 minutes, and uniformly mixing to form a molten alloy; cooling the molten alloy to room temperature to obtain the lithium alloy as the anode material. The preparation method of the present invention is simple and feasible with less cost. The prepared lithium alloy as the anode material can effectively improve the coulombic efficiency and cycle lifespan of the lithium battery. | 2020-12-03 |
20200381706 | DEFECT-FREE GRAPHENE CONTAINING MATERIAL FOR ELECTROCHEMICAL STORAGE DEVICES AND METHODS FOR MAKING - A material for use as an electrode in an electrochemical storage device, the material includes at least one layer of defect-free graphene; an active phase proximate at least one surface of the at least one layer of defect-free graphene; and a binder system and methods for making the same. | 2020-12-03 |
20200381707 | SURFACE-FLUORINATED SILICON-CONTAINING ELECTRODES - The present application describes the use of a solid electrolyte interphase (SEI) fluorinating precursor and/or an SEI fluorinating compound to coat an electrode material and create an artificial SEI layer. These modifications may increase surface passivation of the electrodes, SEI robustness, and structural stability of the silicon-containing electrodes. | 2020-12-03 |
20200381708 | STRUCTURED COMPOSITE MATERIALS - A method of producing a structured composite material is described. A porous media is provided, an electrically conductive material is deposited on surfaces or within pores of the plurality of porous media particles, and an active material is deposited on the surfaces or within the pores of the plurality of porous media particles coated with the electrically conductive material to coalesce the plurality of porous media particles together and form the structured composite material. | 2020-12-03 |
20200381709 | SURFACE MODIFICATION OF SILICON-CONTAINING ELECTRODES USING CARBON DIOXIDE - Various implementations of a method of forming an electrochemical cell include providing a first electrode, a second electrode, a separator between the first and second electrodes, and an electrolyte in a cell container. The first electrode can include silicon-dominant electrochemically active material. The silicon-dominant electrochemically active material can include greater than 50% silicon by weight. The method can also include exposing at least a part of the electrochemical cell to CO | 2020-12-03 |
20200381710 | SURFACE MODIFICATION AND ENGINEERING OF SILICON-CONTAINING ELECTRODES - The present application describes the use of a solid electrolyte interphase (SEI) enhancement precursor and/or an SEI enhancement compound to coat an electrode material and create an artificial SEI layer. These modifications may increase surface passivation of the electrodes, SEI robustness, and structural stability of silicon-containing electrodes. | 2020-12-03 |
20200381711 | SILICON-DOMINANT BATTERY ELECTRODES - Methods of forming a composite material film can include providing a mixture comprising a carbon precursor and silicon particles. The methods can also include pyrolysing the carbon precursor to convert the precursor into one or more types of carbon phases to form the composite material film such that the precursor has a char yield of greater than about 0% to about 60% and the composite material film comprises the silicon particles at about 90% to about 99% by weight. | 2020-12-03 |
20200381712 | Negative Electrode Active Material for Electrical Devices, Method for Producing Same, and Electrical Device Using This Active Material - A negative electrode active material formed from a Si-containing alloy having a composition represented by Chemical Formula (1): SixSnyMzAaLib, wherein M represents one or two or more transition metal elements, A represents an inevitable impurity, and x, y, z, a, and b represent values of mass %, wherein 02020-12-03 | |
20200381713 | NEGATIVE ELECTRODE CONTAINING ELECTRODE PROTECTIVE LAYER AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME - A negative electrode including an electrode protective material and a lithium secondary battery including the negative electrode, wherein the negative electrode containing the protective material can inhibit the growth of lithium dendrite on the surface of the electrode, effectively transfer lithium ions to the lithium metal electrode and has an excellent ion conductivity, and thus the protective layer itself including the protective material does not act as a resistive layer, overvoltage is not applied during charging and discharging, thereby preventing degradation of the performance of the battery and ensuring stability when driving the battery. | 2020-12-03 |
20200381714 | CATHODE ACTIVE MATERIAL AND SECONDARY BATTERY USING SAME - A cathode active material comprising a particle containing a lithium composite oxide, and a coating layer containing an ammonium phosphate compound and a polymer containing a structure unit represented by the following formula (1): | 2020-12-03 |
20200381715 | COMPOSITE MATERIAL AND PREPARATION METHOD THEREOF - A composite material and a preparation method thereof are provided to solve the prior-art problem that a silicon anode material used in a battery is prone to cracking and pulverization. The composite material includes a layered silicon core and a plurality of carbon nanotubes. The layered silicon core includes a plurality of silicon-based material layers, and there is an interlayer spacing between two adjacent silicon-based material layers. Each silicon-based material layer has at least one through hole, and the silicon-based material layer includes silicon or silicon oxide. Each of the plurality of carbon nanotubes passes through the through holes on the plurality of silicon-based material layers. | 2020-12-03 |
20200381716 | CATHODE MATERIAL FOR LITHIUM SECONDARY BATTERY, AND PREPARATION METHOD THEREFOR - A positive electrode material for lithium secondary batteries capable of easily doping vanadium oxide with molybdenum, and a method of manufacturing the same are disclosed. The method of manufacturing a positive electrode material for lithium secondary batteries includes (a) reacting vanadium oxide with a water-soluble molybdenum-based compound in the presence of a solvent; and (b) thermally treating the reaction product of (a). | 2020-12-03 |
20200381717 | LTO NEGATIVE ELECTRODE MATERIAL, HAVING GRAPHENE QUANTUM DOT DOPED WITH NITROGEN ATTACHED THERETO, WITH EXCELLENT RATE CHARACTERISTICS AND NO GAS GENERATION DURING LONG TERM CHARGE AND DISCHARGE - One example of the present invention provides a negative electrode material. Such a negative electrode material may comprise lithium titanium oxide-based particles and a graphene quantum dot coating layer doped with nitrogen that is positioned on the lithium titanium oxide-based particles. | 2020-12-03 |
20200381718 | USE OF NICKEL IN A LITHIUM RICH CATHODE MATERIAL FOR SUPPRESSING GAS EVOLUTION FROM THE CATHODE MATERIAL DURING A CHARGE CYCLE AND FOR INCREASING THE CHARGE CAPACITY OF THE CATHODE MATERIAL - Use of nickel in a cathode material of the general formula Li (4/3-2x/3-y/3-z/3)Ni | 2020-12-03 |
20200381719 | Positive Electrode Active Material for Lithium Secondary Battery, Method of Preparing the Same, and Positive Electrode for Lithium Secondary Battery and Lithium Secondary Battery Which Include the Positive Electrode Active Material - A positive electrode active material includes a center portion including a first lithium transition metal oxide with an average composition represented by Formula 1, | 2020-12-03 |
20200381720 | POSITIVE ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, METHOD OF PRODUCING POSITIVE ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, POSITIVE ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - Disclosed is a positive active material for a nonaqueous electrolyte secondary battery containing a lithium transition metal composite oxide, in which the lithium transition metal composite oxide has an α-NaFeO | 2020-12-03 |
20200381721 | CATHODE ACTIVE MATERIAL AND SECONDARY BATTERY USING SAME - Provides is a cathode active material comprising particles each containing a lithium composite oxide, a coating layer containing an ammonium phosphate compound containing a metal other than lithium. The coating layer coats each of the particles. The metal other than lithium includes at least one selected from the group consisting of manganese, nickel, and cobalt. | 2020-12-03 |
20200381722 | CATHODE ACTIVE MATERIAL AND SECONDARY BATTERY USING SAME - Provided is a cathode active material comprising particles each containing a lithium composite oxide; and a coating layer containing an ammonium phosphate compound and coating each of the particles. | 2020-12-03 |
20200381723 | LITHIUM SECONDARY BATTERY - A lithium secondary battery includes a cathode formed from a cathode active material including a lithium metal oxide particle containing nickel (Ni) and manganese (Mn), an anode formed from an anode active material containing a graphite-based material having a crystal interplanar distance (d002) of 3.356 to 3.365 Å, and a separator interposed between the cathode and the anode. The lithium metal oxide particle includes a concentration gradient region formed between a center of the particle and a surface of the particle, and a ratio of a concentration (atomic %) of Ni with respect to a concentration (atomic %) of Mn at the surface of the lithium metal oxide particle is 0.29 or more and less than 6. | 2020-12-03 |
20200381724 | COMPOUND - A compound of the general formula: wherein x is equal to or greater than 0.175 and equal to or less than 0.325 and y is equal to or greater than 0.05 and equal to or less than 0.35. In another embodiment, x is equal to zero and y is greater than 0.12 and equal to or less than 0.4. The compound is also formulated into a positive electrode for use in an electrochemical cell. | 2020-12-03 |
20200381725 | USE OF COBALT IN A LITHIUM RICH CATHODE MATERIAL FOR INCREASING THE CHARGE CAPACITY OF THE CATHODE MATERIAL AND FOR SUPPRESSING GAS EVOLUTION FROM THE CATHODE MATERIAL DURING A CHARGE CYCLE - Use of cobalt in a cathode material of the general formula: Li ( | 2020-12-03 |
20200381726 | USE OF ALUMINUM IN A LITHIUM RICH CATHODE MATERIAL FOR SUPPRESSING GAS EVOLUTION FROM THE CATHODE MATERIAL DURING A CHARGE CYCLE AND FOR INCREASING THE CHARGE CAPACITY OF THE CATHODE MATERIAL - Use of aluminum in a lithium rich cathode material of the general formula (I) for suppressing gas evolution from the cathode material during a charge cycle and for increasing the charge capacity of the cathode material. | 2020-12-03 |
20200381727 | A POSITIVE ELECTRODE MATERIAL FOR RECHARGEABLE LITHIUM ION BATTERIES AND METHODS OF MAKING THEREOF - A method for preparing a N(M)C-based positive electrode materials according to the present invention comprises the following steps:—Precipitation of a metal (at least Ni— and Co—, preferably comprising Mn—) bearing precursor (MBP),—Fractionation of the MBP in a first (A) fraction and at least one second (B) fraction,—Lithiation of each of the first and second fraction, wherein the A fraction is converted into a first polycrystalline lithium transition metal oxide-based powder and the B fraction(s) is(are) converted into a second lithium transition metal oxide-based powder and, and—Mixing the first and second monolithic lithium transition metal oxide-based powder to obtain the N(M)C-based positive electrode material. | 2020-12-03 |
20200381728 | POSITIVE-ELECTRODE ACTIVE MATERIAL PRECURSOR FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR MANUFACTURING POSITIVE-ELECTRODE ACTIVE MATERIAL PRECURSOR FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A positive-electrode active material precursor for a nonaqueous electrolyte secondary battery is provided that includes a nickel-cobalt-manganese carbonate composite represented by general formula Ni | 2020-12-03 |
20200381729 | MANGANESE COMPOSITE HYDROXIDE AND PROCESS FOR PRODUCING SAME, POSITIVE ELECTRODE ACTIVE MATERIAL AND PROCESS FOR PRODUCING SAME, AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - Provided is a precursor of a positive electrode active material for non-aqueous electrolyte secondary batteries which allows a non-aqueous electrolyte secondary battery to have excellent battery characteristics. A manganese composite hydroxide is obtained by adjusting the pH value of an aqueous solution for nucleation containing cobalt and/or manganese to 7.5 to 11.1 on the basis of a liquid temperature of 25° C. to form plate-shaped crystal nuclei, and adjusting the pH value of a slurry for particle growth containing the plate-shaped crystal nuclei to 10.5 to 12.5 on the basis of a liquid temperature of 25° C., and supplying a mixed aqueous solution including a metal compound containing at least manganese to the slurry, thereby performing particle growth of the plate-shaped crystal nuclei. | 2020-12-03 |
20200381730 | ACTIVE MATERIAL AND FLUORIDE ION BATTERY - A main object of the present disclosure is to provide an active material of which capacity properties are excellent. The present disclosure achieves the object by providing an active material to be used for a fluoride ion battery, the active material comprising: a composition represented by M | 2020-12-03 |
20200381731 | ACTIVE MATERIAL FOR FLUORIDE-ION SECONDARY BATTERY AND FLUORIDE-ION SECONDARY BATTERY USING SAME - Provided is an active material for a fluoride-ion secondary battery, the active material containing a composite fluoride. The composite fluoride has a layered structure and is represented by a composition formula A | 2020-12-03 |
20200381732 | METHODS AND SYSTEMS FOR THE PRODUCTION OF CRYSTALLINE FLAKE GRAPHITE FROM BIOMASS OR OTHER CARBONACEOUS MATERIALS - High quality flake graphite is produced by methods that include mixing a carbon-containing feedstock with a catalyst to form a feedstock/catalyst mixture, or coating a catalyst with a carbon-containing feedstock, and subjecting the mixture or feed-stock-coated catalyst to irradiation with a laser to convert the feedstock into flake graphite in the presence of the catalyst. In some instances, the feedstock is converted to a char by pyrolysis and the char is instead subjected to laser irradiation. The feedstock can be a biomass or a carbonaceous material. The catalyst can be an elemental metal, an alloy, or a combination thereof. In some instances, methods described herein have been found to produce high quality flake graphite in the form of potato shaped agglomerates. | 2020-12-03 |
20200381733 | TITANIUM-BASED POSITIVE ELECTRODE MATERIALS FOR RECHARGEABLE CALCIUM BATTERIES AND CELL COMPRISING THE SAME - The present invention relates to a calcium-based secondary cell comprising, as a positive-electrode active material, a titanium-based material comprising at least titanium (IV) and sulfide. | 2020-12-03 |
20200381734 | RESIN COMPOSITION FOR POWER STORAGE DEVICE ELECTRODE - One aspect provides a resin composition that is used for an electrode of a power storage device and that has excellent ion permeability while ensuring good binding properties with an electrode. One aspect of the present disclosure relates to a resin composition for an electrode of a power storage device. The resin composition contains polymer particles. The polymer particles have ion permeability. A rate of change in elasticity of the polymer particles before and after treatment with an electrolyte solution [(modulus of elasticity after treatment)/(modulus of elasticity before treatment)] is 30% or less. | 2020-12-03 |
20200381735 | NEGATIVE ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME - A negative electrode for a rechargeable lithium battery and a rechargeable lithium battery including the electrode, the negative electrode including a negative active material layer including a silicon (Si)-containing negative active material and a binder, wherein the binder includes a copolymer including an amide group-containing first repeating unit, a cyano group-containing second repeating unit, and a sulfonate group-containing third repeating unit. | 2020-12-03 |
20200381736 | DEFECT-FREE GRAPHENE AND METHODS FOR PRODUCING THE SAME - A defect-free graphene and a method of making a defect-free graphene. A method for synthesizing defect-free graphene, the method including providing a graphene precursor to a flow-aided sonication apparatus, the graphene precursor comprised of particulates, wherein the flow-aided sonication apparatus comprises: a flow channel positioned along an axis, the flow channel having a first opening and a second opening, the second opening opposite of the first opening, wherein the graphene precursor enters the flow channel through the first opening; aligning edges of the particulates parallel to axis A; and imposing sonication shockwave to the edges of the aligned particulates of the graphene precursor, wherein the sonication shockwave is imposed to the graphene precursor in a propagation direction perpendicular to the edges of the particulates such that planes of the sonication shockwave are parallel to the edges of the particulates, thereby synthesizing defect-free graphene. | 2020-12-03 |
20200381737 | SECONDARY BATTERY - Provided is a secondary battery comprising a cathode comprising a cathode current collector and a cathode mixture layer containing and a cathode active material, an anode comprising an anode current collector and coating layer, and a non-aqueous electrolyte containing a non-aqueous solvent and a lithium salt which has been dissolved in the non-aqueous solvent. A surface of the anode current collector is coated with the coating layer. The coating layer contains an alkaline earth metal fluoride. During charge, a lithium metal is deposited on the anode. During discharge, the lithium metal is dissolved in the non-aqueous electrolyte. | 2020-12-03 |
20200381738 | ELECTRICAL ENERGY GENERATING ELEMENT - An electrical energy generating element includes a first porous electrode, an eggshell membrane, and a second porous electrode. The first porous electrode, the eggshell membrane, and the second porous electrode are stacked on each other in that order. The present application also relates to an electrical energy generating device, a method for generating electrical energy, and a decorative ring. | 2020-12-03 |
20200381739 | METHOD FOR GENERATING ELECTRICAL ENERGY - A method for generating electrical energy includes providing an electrical energy generating element. The electrical energy generating element includes a first porous electrode, an eggshell membrane, and a second porous electrode stacked on each other in that order. The electrical energy generating element has a first side and a second side opposite to the first side. A liquid having positive ions and negative ions is allowed to penetrate the electrical energy generating element from the first side to the second side. | 2020-12-03 |
20200381740 | FUEL BATTERY CELL - A fuel battery cell comprising a battery structure | 2020-12-03 |
20200381741 | ELECTRICAL ENERGY GENERATING DEVICE - An electrical energy generating device includes an electrical energy generating element, a first container, a second container, and a liquid having positive and negative ions. The electrical energy generating element includes a first porous electrode, an eggshell membrane, and a second porous electrode stacked on each other in that order. The first container is located on a side of the first porous electrode away from the eggshell membrane. The second container is located on a side of the second porous electrode away from the eggshell membrane. The liquid is located in at least one of the first container and the second container, and the liquid is configured to penetrate from one of the first container and the second container to another through the electrical energy generating element. | 2020-12-03 |
20200381742 | METHOD FOR MAKING ELECTRICAL ENERGY GENERATING ELEMENT - A method for making an electrical energy generating element includes providing a first porous electrode, a second porous electrode, and an eggshell membrane. The first porous electrode, the eggshell membrane, and the second porous electrode are stacked on each other in that order. The present application also relates to an electrical energy generating device and a decorative ring. | 2020-12-03 |
20200381743 | DECORATIVE RING - A decorative ring includes a body having a hollow tubular structure and defining a body space. A plurality of electrical energy generating elements is located in the body space and spaced apart from each other. The body space is divided into a plurality of sub-body spaces separated from each other. Each of plurality of electrical energy generating elements includes a first porous electrode, an eggshell membrane, and a second porous electrode stacked on each other in that order. A light emitting element is located on the body and electrically connected to one of the plurality of electrical energy generating elements. A liquid having positive ions and negative ions in the body space. | 2020-12-03 |
20200381744 | Electrode Ink Deposition System for High-Throughput Polymer Electrolyte Fuel Cell - Systems for creating electrodes for polymer electrolyte membrane fuel cells include an XY stage having a heated vacuum table physically coupled to the XY stage. The vacuum table has a working face with a plurality of channels formed therein to communicate vacuum pressure from a port coupled to a vacuum source to the channels. A sheet of perforated heat-conductive material has staggered holes configured to evenly distribute the vacuum pressure from the channels through the perforated sheet. A heat-conductive wire mesh is placed over the perforated sheet, and has openings smaller than the staggered holes such that a membrane material placed on the wire mesh is not deformed by the vacuum pressure. A nanopipette or micropipette coupled to a pump is configured to deposit electrode ink onto an exposed surface of the membrane material as the controller device causes the XY stage to move the vacuum table to control deposition of the electrode ink onto the surface of the membrane material. | 2020-12-03 |
20200381745 | COMPOSITIONS AND PROCESSES FOR OPTIMIZING OXYGEN REDUCTION AND OXYGEN EVOLUTION REACTIONS - Compositions and process for optimizing oxygen reduction and oxygen evolution reactions are provided. Oxygen reduction and oxygen evolution catalysts include oxide compositions having a general formula a formula A | 2020-12-03 |
20200381746 | PLATINUM-INDIUM CLUSTER CATALYST FOR FUEL CELL, METHOD FOR PREPARING THE SAME, AND METHOD FOR USING THE SAME - A method for preparing a platinum-indium cluster catalyst for a fuel cell, the method including steps of: obtaining a carbon powder, dispersing the carbon powder in a strong oxidizing solution, and performing high-temperature hydrothermal treatment to obtain an activated carbon powder; obtaining a mixed alcohol solution comprising a platinum precursor and an indium precursor; dispersing the activated carbon powder in the mixed alcohol solution, and heat treating the mixed alcohol solution to volatilize an alcohol solvent to obtain a mixed powder; and performing high-temperature treatment on the mixed powder under a mixed gas atmosphere of hydrogen and argon, to yield a platinum-indium cluster catalyst for a fuel cell. | 2020-12-03 |
20200381747 | Formulation of Interconnect of Fuel Cell - A formulation of an interconnect of a fuel cell includes chrome powder and chrome-iron alloy powder. A ratio of a sum of chrome in the chrome powder and the chrome-iron alloy powder is in a range between 80% in weight and 95% in weight, and a ratio of a sum of iron in the chrome powder and the chrome-iron alloy powder is in a range between 5% in weight and 20% in weight. | 2020-12-03 |
20200381748 | ELECTROCHEMICAL DEVICE - An electrochemical device is provided, including a stack of a plurality of electrochemical units, at least one medium channel extending along a stack direction, at least one flow field via which a medium is able to flow transversely to the stack direction from the medium channel to another medium channel, and at least one connecting channel via which the flow field and the medium channel are in fluidic connection. The connecting channel has a medium channel-side mouth opening extending along a circumferential direction of the flow field from a first medium channel-side rim to a second medium channel-side rim, and a flow field-side mouth opening extending along the circumferential direction from a first to a second flow field-side rim. At least one of the flow field-side rims is offset away from the respective other flow field-side rim along the circumferential direction in relation to one of the medium channel-side rims. | 2020-12-03 |
20200381749 | FUEL CELL AND MANUFACTURING METHOD OF FUEL CELL - A first resin frame of a power generation cell includes a fuel gas communication structure configured to lead fuel gas to a first surface of a membrane electrode assembly, and an oxidation gas communication structure configured to lead oxidation gas to a second surface of the membrane electrode assembly. A second resin frame of a non-power generation cell includes either one of a fuel gas communication structure configured to lead fuel gas to a conductive member, and an oxidation gas communication structure configured to lead oxidation gas to the conductive member. | 2020-12-03 |
20200381750 | MOBILE FUEL CELL DIRECT CURRENT FAST CHARGER AND PORTABLE POWER SUPPLY THERMAL INTEGRATION - A system for managing heat in a mobile charger configured to provide power to an electric vehicle includes the mobile charger. The mobile charger includes a fuel cell stack, a heat reservoir, and a liquid coolant system including one or more liquid coolant loops configured to transfer heat between the fuel cell stack and the heat reservoir. The mobile charger further includes a computerized processor which is programmed to selectively control the liquid coolant system in one of a plurality of a thermal management modes configured to selectively remove heat from the fuel cell stack and provide heat to the fuel cell stack. | 2020-12-03 |
20200381751 | APPARATUS AND METHOD FOR DETERMINING STATE OF CHARGE IN A REDOX FLOW BATTERY VIA LIMITING CURRENTS - The present invention relates to methods and apparatuses for determining the ratio of oxidized and reduced forms of a redox couple in solution, each method comprising: contacting first and second stationary working electrodes and first and second counter electrode to the solution; applying a first potential at the first stationary working electrode and a second potential at the second stationary working electrode relative to the respective counter electrodes and measuring first and second constant currents for the first and second stationary working electrodes, respectively; wherein the first and second constant currents have opposite signs and the ratio of the absolute values of the first and second constant currents reflects the ratio of the oxidized and reduced forms of the redox couple in solution. When used in the context of monitoring/controlling electrochemical cells, additional embodiments include those further comprising oxidizing or reducing the solution. | 2020-12-03 |
20200381752 | SYSTEM FOR CONTROLLING OPERATION OF REFORMER FOR FUEL CELLS - A system for controlling operation of a reformer for fuel cells is provided. When the temperatures of a high temperature reforming unit operating as an endothermic catalyst reactor and a CO modification unit operating as an exothermic catalyst reactor deviate from catalyst activity reference temperatures, an amount of water supplied for heat exchange is increased so that the water for heat exchange sequentially flows up to the CO modification unit and the high temperature reforming unit. Accordingly, the temperature of the high temperature reforming unit and the temperature of the CO modification unit reach the catalyst activity reference temperatures, thereby preventing deterioration of high-concentration hydrogen production efficiency and unnecessary CO removal efficiency of the reformer and improving lifespan of catalysts of the reformer. | 2020-12-03 |
20200381753 | FUEL CELL THROTTLE - The disclosed technology is generally directed to fuel cells. In one example of the technology, a fuel cell stack that includes an anode and a cathode causes a load to be driven. A control subsystem is measures at least one characteristic associated with the load, and to provide at least one control signal based, at least in part, on the at least one characteristic. An oxidizing agent input subsystem provides an oxidizing agent to the cathode of the fuel cell stack. A fuel input subsystem provides gaseous fuel to the anode of the fuel cell stack. The fuel input subsystem includes a fuel pump that is arranged to pump the gaseous fuel into the fuel input subsystem. A fuel-side high-speed valve adjusts mass flow of the gaseous fuel to the cathode of the fuel cell stack based on at least a first control signal of the at least one control signal. | 2020-12-03 |
20200381754 | FUEL CELL SYSTEM AND METHOD FOR CONTROLLING SAME - A fuel cell system that supplies fuel gas and oxidant gas to a fuel cell stack and causes the fuel cell stack to generate power includes a tank that stores aqueous solution containing oxygen-containing fuel, and a reformer that reforms mixed gas obtained as the aqueous solution is vaporized, and generates the fuel gas. The fuel cell system also includes an actuator that supplies the mixed gas to the reformer, a heating device that heats the reformer, a detecting unit that estimates or detects a concentration of the oxygen-containing fuel in the mixed gas that is supplied to the reformer, and a controller programmed to control operations of the actuator and the heating device so that the fuel cell generates power. The controller is programmed to increase a thermal dose to the reformer from the heating device or reduces a supply amount of the mixed gas to the reformer by the actuator when the concentration of the oxygen-containing fuel is high, compared to when the concentration is low. | 2020-12-03 |
20200381755 | FUEL CELL SYSTEM AND CONTROL METHOD FOR SAME - A fuel cell system includes: a fuel cell; a catalyst combustor configured to receive raw fuel and oxidant and generate combustion gas of the raw fuel; and a control unit configured to control supplying of the raw fuel and the oxidant to the catalyst combustor. The control unit is configured to supply the raw fuel and the oxidant to the catalyst combustor at the time of startup of the fuel cell system, and when a reforming reaction of the raw fuel turns dominant over a combustion reaction of the raw fuel at the catalyst combustor, increase an air-fuel ratio that is a ratio of the oxidant to the raw fuel, compared to the air-fuel ratio before the reforming reaction turns dominant. | 2020-12-03 |
20200381756 | FUEL CELL RECOVERY CONTROL SYSTEM AND METHOD - A fuel cell recovery control system and method are provided to supply hydrogen to the cathode of a fuel cell stack to remove an oxide film formed on a platinum surface of the cathode. The performance of the fuel cell stack is recovered in accordance with the oxide film removal. In addition, electric power generated during the performance recovery of the fuel cell stack is consumed in an inverter and, as such, overcharge of a battery is prevented. | 2020-12-03 |
20200381757 | HYDRATED MAGNESIUM HYDRIDE ENERGY SYSTEM - An energy system with hydration of magnesium hydride, including: a magnesium hydride storage tank, a Covapor unit, a storage battery, a hydrogen buffer and temperature regulation tank, a meter, a molecular sieve filter, a hydrogen fuel cell, an exhaust gas purifier, a water tank, and an air purifier. A water outlet of the hydrogen fuel cell is connected to a water inlet of the magnesium hydride storage tank. A hydrogen outlet of the magnesium hydride storage tank is connected to a hydrogen inlet of the hydrogen fuel cell. A thermal conductive medium outlet of the magnesium hydride storage tank is connected to a jacket of the molecular sieve filter and the Covapor unit, respectively, and a jacket outlet of the molecular sieve filter and an outlet of the Covapor unit are respectively connected to a thermal conductive medium inlet of the magnesium hydride storage tank. | 2020-12-03 |
20200381758 | SYSTEM FOR GENERATING ELECTRICITY USING OXYGEN FROM WATER - Oxygen from water can be efficiently and economically achieved via water electrolysis on antimony, nickel doped tin oxide (Sb,Ni—SnO | 2020-12-03 |
20200381759 | FUEL CELL - A fuel cell includes: a membrane electrode gas diffusion layer assembly in which a membrane electrode assembly is sandwiched by a pair of gas diffusion layers; an insulating member formed into a frame shape, and being in contact with an outer peripheral portion of the membrane electrode gas diffusion layer assembly; and first and second separators sandwiching the membrane electrode gas diffusion layer assembly and the insulating member. | 2020-12-03 |
20200381760 | ORIENTED APATITE TYPE OXIDE ION CONDUCTOR AND METHOD FOR PRODUCING SAME - An oriented apatite-type oxide ion conductor includes a composite oxide expressed as A | 2020-12-03 |
20200381761 | Anion Exchange Membranes for Redox Flow Batteries - A flow battery having at least one rechargeable cell is disclosed. The at least one rechargeable cell can include an anolyte compartment, a catholyte compartment, and an anion exchange membrane positioned between the anolyte and catholyte compartments. The anion exchange membrane can have a thickness of less than 100 μm and a steady state diffusivity of less than 0.4 ppm/hr/cm | 2020-12-03 |
20200381762 | FUEL CELL COLUMN CONTAINING ELECTRICALLY INSULATED FUEL MANIFOLD AND MANIFOLD JUMPER - A fuel cell device includes at least one fuel cell column containing first and second fuel cell stacks, a fuel manifold located between the first and second fuel cell stacks and configured to provide fuel to the first and second fuel cell stacks, and a dielectric material located to electrically isolate the first and second fuel cell stacks from the fuel manifold. | 2020-12-03 |
20200381763 | Electrode Assembly With Improved Stability And Method Of Manufacturing The Same - An electrode assembly includes a cell stack part having (a) a structure in which one kind of radical unit is repeatedly disposed, or (b) a structure in which at least two kinds of radical units are disposed in a predetermined order. The one kind of radical unit has a four-layered structure in which first electrode, first separator, second electrode and second separator are sequentially stacked or a repeating structure in which the four-layered structure is repeatedly stacked. Each of the at least two kinds of radical units are stacked by ones to form the four-layered structure or the repeating structure. The separator has a larger size than the electrode to expose an edge part of the separator to outside of the electrode and the separator. The edge parts of the separators included in one radical unit or in the cell stack part are attached to form a sealing part. | 2020-12-03 |
20200381764 | BATTERY AND PROCESS FOR PRODUCING A BATTERY - A method for producing a battery includes providing a cup-shaped first housing part having a bottom and a side wall, the bottom and the side wall each having an inside and an outside. The method further includes covering the inside of the bottom of the first housing part with an electrically conductive covering, electrically connecting the electrically conductive covering to the bottom of the first housing part by welding, electrically connecting an electric conductor to the electrically conductive covering by welding, and assembling the first housing part and a second housing part to form a housing of the battery, the housing enclosing an interior space that includes a composite body therein. The composite body includes a positive electrode, a negative electrode, a separator, and the electric conductor. The inside of the bottom and the inside of the side wall of the first housing part face the interior space. | 2020-12-03 |
20200381765 | BATTERY - A battery includes an electrode assembly and a protective layer, the electrode assembly includes a first electrode sheet, a first tab, a second electrode sheet and a second tab. The first tab is electrically connected to the first electrode sheet. The second tab is electrically connected to the second electrode sheet, and the protective layer covers at least partial surface of the first tab and at least partial surface of the second tab. | 2020-12-03 |
20200381766 | METAL SULFIDE COMPOSITE MATERIALS FOR BATTERIES - Lithium-ion batteries are provided that variously comprise anode and cathode electrodes, an electrolyte, a separator, and, in some designs, a protective layer. In some designs, at least one of the electrodes may comprise a composite of (i) Li2S and (ii) conductive carbon that is embedded in the core of the composite. In some designs, the protective layer may be disposed on at least one of the electrodes via electrolyte decomposition. Various methods of fabrication for lithium-ion battery electrodes and particles are also provided. | 2020-12-03 |
20200381767 | STABLE ROOM-TEMPERATURE SODIUM-SULFUR BATTERY - A sodium-ion conducting (e.g., sodium-sulfur) battery, which can be rechargeable, comprising a microporous host-sulfur composite cathode as described herein or a liquid electrolyte comprising a liquid electrolyte solvent and a liquid electrolyte salt or electrolyte additive as described herein or a combination thereof. The batteries can be used in devices such as, for example, battery packs. | 2020-12-03 |
20200381768 | Multimodal Electrolyte Design for All Solid State Batteries - A multimodal solid electrolyte for a solid-state lithium electrochemical device comprises a first layer formed of first rows each having an anode-facing base with an apex extending opposite an anode, the first layer being a first inorganic lithium conducting oxide material, and a second layer formed of second rows each having a cathode-facing base with an apex extending opposite a cathode, the second layer being a second inorganic lithium conducting oxide material, wherein the second rows are offset from the first rows such that the apex of each second row nests within the first rows. A solid polymer electrolyte layer is sandwiched between the first layer and the second layer. | 2020-12-03 |
20200381769 | Lithium Ion Secondary Battery Element, Lithium Ion Secondary Battery, and Method for Manufacturing Lithium Ion Secondary Battery Element - In a lithium ion secondary battery element, a positive electrode and a negative electrode are overlapped on each other so that a positive electrode active material layer with a generally rectangular shape in the positive electrode and a negative electrode active material layer with a generally rectangular shape in the negative electrode are overlapped on each other substantially perfectly and a positive electrode active material non-applied part of the positive electrode and a negative electrode active material non-applied part of the negative electrode are positioned on opposing sides of the rectangle. A border part between the negative electrode active material applied part and the negative electrode active material non-applied part is positioned closer to a peripheral side of a negative electrode current collector than a peripheral part of a positive electrode current collector. A border part between a negative electrode active material layer flat part and a negative electrode active material layer thin part is positioned closer to a central side of the negative electrode current collector than the peripheral part of the positive electrode current collector. The negative electrode active material layer thin part has a density that is equal to or smaller than that of the negative electrode active material layer flat part. | 2020-12-03 |
20200381770 | METHODS OF FORMING ELECTROCHEMICAL CELLS - Methods of forming electrochemical cells are described. In some embodiments, the method can include providing an electrochemical cell having an electrode with at least about 20% to about 99% by weight of silicon. The method can include providing a formation charge current at greater than about 1C to the electrochemical cell. Alternatively or additionally, the method can include providing a formation charge current at a substantially constant charge voltage to the electrochemical cell. | 2020-12-03 |
20200381771 | ELECTRODE STRUCTURES FOR THREE-DIMENSIONAL BATTERIES - An electrode structure for use in an energy storage device comprising a population of electrodes, a population of counter-electrodes and a microporous separator separating members of the electrode population from members of the counter-electrode population. Each member of the electrode population comprises an electrode active material layer and an electrode current conductor layer, and each member of the electrode population has a bottom, a top, a length L | 2020-12-03 |
20200381772 | SOLID ELECTROLYTE, PREPARATION METHOD THEREOF, AND ALL-SOLID-STATE BATTERY EMPLOYING THE SAME - The present disclosure provides a solid electrolyte including an oxysulfide-based compound represented by Li | 2020-12-03 |
20200381773 | METHOD OF PREPARING SOLID ELECTROLYTE AND ALL-SOLID BATTERY INCLUDING SOLID ELECTROLYTE PREPARED BY THE METHOD - A method of preparing a solid electrolyte and an all-solid battery including a solid electrolyte prepared by the method, the method including: contacting a first solvent and a first starting material comprising an alkali metal, sulfur, phosphorus, an element M, or a combination thereof to form a first solution; precipitating a first precursor from the first solution; contacting a second solvent, the first precursor, and a second starting material comprising an alkali metal, sulfur, phosphorus, an element M, or a combination thereof to form a second solution; precipitating a second precursor from the second solution; and heat treating the second precursor to prepare the solid electrolyte, wherein the element M comprises an element of Group 14 of the Periodic Table of the Elements, and the element M and the alkali metal in the first starting material and the second starting material are the same or different. | 2020-12-03 |
20200381774 | ALL-SOLID-STATE BATTERY - An all-solid-state battery includes a positive electrode layer including a positive electrode current collector layer and a positive electrode active material layer provided on the positive electrode current collector layer, a negative electrode layer including a negative electrode current collector layer and a negative electrode active material layer provided on the negative electrode current collector layer, and a solid electrolyte layer which is arranged between the positive electrode layer and the negative electrode layer and contains a solid electrolyte, wherein the all-solid-state battery includes a power storage unit in which the positive electrode layer and the negative electrode layer face each other with the solid electrolyte layer therebetween and an exterior unit, and wherein the exterior unit has an ion conductivity of 10 | 2020-12-03 |
20200381775 | ALL-SOLID-STATE BATTERY - An all-solid-state battery includes an electrode body in which a cathode layer that contains a cathode active material and a solid electrolyte, an electrolyte layer that is formed of the solid electrolyte, and an anode layer that contains an anode active material and the solid electrolyte are stacked in this order in an up-down direction, in which the cathode active material is a compound represented by a chemical formula Li | 2020-12-03 |
20200381776 | NOVEL SOFT MATERIALS BASED ON BORON COMPOUNDS - Soft solid state electrolyte compositions for secondary electrochemical cell are composed of a metal salt dispersed or doped in a soft solid matrix. The matrix includes an organic cation and a boron cluster anion. The metal salt has a metal cation and an anion. Compared with competing solid electrolytes, the disclosed electrolyte compositions are soft, allowing for lower molding pressures and showing high ionic conductivity. | 2020-12-03 |
20200381777 | METHOD FOR SYNTHESIZING AND OPTIMIZING NOVEL SOFT MATERIALS BASED ON BORON COMPOUNDS - Soft solid-state electrolyte compositions for secondary electrochemical cell include a metal salt dispersed or doped in a soft solid matrix. Methods for synthesizing the compositions include doping a solid matrix with a metal salt. The matrix includes an organic cation and a first boron cluster anion. Methods for optimizing the electrolytes include construction of electrolyte libraries and screening of the libraries for a desired property. | 2020-12-03 |
20200381778 | BATTERIES WITH SOFT MATERIALS BASED ON BORON COMPOUNDS - Electrochemical cells have soft solid state electrolyte compositions, including a metal salt dispersed or doped in a soft solid matrix. The matrix includes an organic cation and a first boron cluster anion. The metal salt has a metal cation and an anion. The electrolyte compositions are soft, being functionally molded at pressured lower than those required by competing solid electrolytes, and show high ionic conductivity relative to competing electrolyte. | 2020-12-03 |
20200381779 | GEL ELECTROLYTE COMPOSITION AND METHOD OF MANUFACTURING GEL ELECTROLYTE USING SAME - Disclosed herein is a gel electrolyte composition and a method of manufacturing a gel electrolyte using the same, and more particularly to a method of manufacturing a gel electrolyte for a lithium-air battery, which is in a gel phase using a gel electrolyte composition including inorganic particles including silica. | 2020-12-03 |
20200381780 | SOLID POLYMER ELECTROLYTE - The invention relates to a polymer composition comprising: a) a thermoplastic copolyester comprising i. polyester hard segments in an amount of between 5 and 50 wt. %, with respect to the total weight of the polymer composition, and ii. soft segments having a number average molecular weight of between 2.000 and 10.000 g/mol; and b) a metal salt; and c) an organic nitrile component, and wherein the metal salt is present in a weight percentage between 10 to 80 wt. %, the organic nitrile component is present in a weight percentage between 10 and 80 wt. %, and the soft segment is present in a weight percentage between 10 and 80 wt. %, wherein the weight percentages are with respect to the total weight of metal salt, organic nitrile component and soft segment; as well as a battery comprising the polymer composition | 2020-12-03 |
20200381781 | ADDITIVE, ELECTROLYTE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME - An electrolyte additive for a lithium secondary battery, an electrolyte, and a lithium secondary battery, the additive including a compound represented by Formula | 2020-12-03 |
20200381782 | Dual Voltage Battery Pack - The present invention provides a dual voltage battery pack for electric vehicle, which will maintain low-voltage battery power after disconnecting the DC-link from the high-voltage battery source. | 2020-12-03 |
20200381783 | BATTERY PACK WITH OVERMOLDED MODULE - Battery systems according to embodiments of the present technology may include a battery including a first electrode terminal and a second electrode terminal accessible along a first surface of the battery. The battery systems may also include a module electrically coupled with the battery. The module may include a first mold extending toward the battery. The first mold may define a recess along a first surface of the first mold proximate the first electrode terminal and the second electrode terminal. The module may include a first conductive tab electrically coupling the module with the first electrode terminal. The first electrode terminal may be at least partially positioned within a space defined by the recess defined by the first mold. The module may also include a second conductive tab electrically coupling the module with the second electrode terminal. | 2020-12-03 |
20200381784 | POWER SUPPLYING DEVICE, POWER STORAGE SYSTEM, AND CHARGING METHOD - In this power supplying device used in this power storage system, a power supplying unit charges a battery. A control unit controls the power supplying unit so as to charge the battery in a pulsed manner, in at least a part of a charging period of the battery. The control unit extends a unit on time and a unit off time when charging in the pulsed manner, as the temperature of the battery becomes lower. | 2020-12-03 |
20200381785 | REPLENISHED NEGATIVE ELECTRODES FOR SECONDARY BATTERIES - A method is provided for activating a secondary battery having a negative electrode, a positive electrode, and a microporous separator between the negative and positive electrodes permeated with carrier-ion containing electrolyte, the negative electrode having anodically active silicon or an alloy thereof. The method includes transferring carrier ions from the positive electrode to the negative electrode to at least partially charge the secondary battery, and transferring carrier ions from an auxiliary electrode to the positive electrode, to provide the secondary battery with a positive electrode end of discharge voltage V | 2020-12-03 |
20200381786 | TERMINAL DEVICE AND METHOD FOR DETECTING LITHIUM SEPARATION OF A BATTERY - A method for detecting a lithium separation phenomenon of a battery of a terminal device is provided. The method includes detecting a working state of the battery, and collecting a first voltage of the battery when the working state of the battery is the resting state. The method further include collecting a second voltage of the battery when the battery is left to stand for a preset period of time, and determining whether the lithium separation phenomenon has occurred according to the first voltage and the second voltage. The implementation of the application can detect whether the lithium separation phenomenon has occurred in the battery and trigger a protection circuit of the battery in time when the lithium separation phenomenon has occurred in the battery. | 2020-12-03 |
20200381787 | TEMPERATURE CONTROL SYSTEM - The present disclosure describes a temperature control system for an energy store of a motor vehicle, e.g., an electric and/or hybrid vehicle. The temperature control system includes at least one temperature control plate including at least one contact plate and at least one base plate. The at least one contact plate has at least one surface portion for contacting the at least one energy storage cell. The at least one temperature control plate defining at least one sealing portion for sealing a at least one flow space relative to an interior space of the energy store. The at least one sealing portion comprises at least one intermediate sealing portion and at least one collection passage. The at least one sealing portion includes at least one safety seal, structured and arranged to seal the at least one collection passage relative to the interior space. | 2020-12-03 |
20200381788 | HEATING METHOD FOR RECHARGEABLE BATTERY, CONTROL UNIT AND HEATING CIRCUIT - Disclosed are a heating method for a rechargeable battery, a control unit and a heating circuit. The heating method comprises: determining a frequency value of a pulse current for heating the rechargeable battery in response to a heating command of the rechargeable battery; determining a current value of the pulse current according to the frequency value and an acquired state parameter of the rechargeable battery; judging whether the current value satisfies a preset heating demand; if the current value satisfies the heating demand, generating the pulse current under control according to the frequency value; if the current value does not satisfy the heating demand, re-determining the frequency value and the current value of the pulse current. The embodiments of the present disclosure further provide a control unit and a heating circuit. | 2020-12-03 |
20200381789 | SCALABLE DOUBLE-SIDED BATTERY MODULE - An energy storage device that includes energy storage cells, each of the energy storage cells having a top side and a bottom side, where sets of the energy storage cells are arranged in a pattern with the top sides of each of the energy storage cells being adjacent to one another; and a coldplate positioned between two of the sets of the energy storage cells, where the energy storage cells are mechanically connected to the coldplate on opposing sides of the coldplate. | 2020-12-03 |
20200381790 | Battery Module - A battery module includes a cell assembly in which a plurality of battery cells are stacked, and a lower plate, having a cooling passage and disposed below the cell assembly. The lower plate includes an inner plate disposed below the cell assembly, an outer plate, disposed outside of the inner plate and bonded to the inner plate, a first joining portion disposed along an edge of the outer plate to bond the outer plate to the inner plate, and a second joining portion disposed inside the outer plate to bond the outer plate to the inner plate. | 2020-12-03 |
20200381791 | DEVICE FOR COOLING BATTERY PACK - An embodiment of the present disclosure provides a device for cooling a battery pack, the device including: a housing including flow passages extending in a first direction; a first sub-housing provided on the housing in the first direction; and a second sub-housing arranged opposite the first sub-housing in the first direction and provided on the housing, wherein the first sub-housing includes a first coupling hole communicating with one of the flow passages and a first guide hole communicating with at least one of the flow passages, the second sub-housing includes a second coupling hole communicating with one of the flow passages and a second guide hole communicating with at least one of the flow passages, and a path of a fluid flowing in the flow passages varies according to installation positions of coupling members inserted into the first and second coupling holes. | 2020-12-03 |
20200381792 | PROTECTIVE HOUSING OF A BATTERY PACK INCORPORATING CHANNELS FOR TRANSPORTING A HEAT-TRANSFER FLUID - The invention relates to a casing for protecting at least one electric battery module (M), comprising at least one element ( | 2020-12-03 |
20200381793 | CONTACTLESS WAVEGUIDE SWITCH AND METHOD FOR MANUFACTURING A WAVEGUIDE SWITCH - A waveguide switch for switching between an ON-state and an OFF-state for a waveguide channel, including: a moveable waveguide switch body including: an input opening for receiving an electromagnetic wave, an output opening for releasing an electromagnetic wave, wherein the waveguide switch body further includes a blocking element arranged such that in the ON state, an electromagnetic wave may pass from the input opening to the output opening, and in the OFF state the blocking element substantially impedes an electromagnetic wave traveling from the input opening to the output opening, whereby the switch from the ON state to the OFF state is a rotational or translation movement of the waveguide switch body. Also, a waveguide system employing such a switch and a method of manufacturing such a switch. Contactless switching is provided in a high-frequency system. | 2020-12-03 |
20200381794 | POLARIZATION SEPARATION CIRCUIT - A square waveguide ( | 2020-12-03 |
20200381795 | Dielectric Filter, Transceiver, and Base Station - Embodiments relate to the field of technologies of components of communications devices, and provide a dielectric filter, which resolves a problem that a solid dielectric filter has a difficulty in implementing capacitive coupling. The dielectric filter includes at least two dielectric resonators, where each of the dielectric resonators includes a body made of a solid-state dielectric material, and an adjusting hole located on a surface of the body. The adjusting hole is a blind hole, configured to adjust a resonance frequency of the dielectric resonator on which the blind hole is located. The bodies of all the dielectric resonators included by the dielectric filter form a body of the dielectric filter. | 2020-12-03 |
20200381796 | DUAL-MODE CORRUGATED WAVEGUIDE CAVITY FILTER - A filter comprises a dielectric resonator element and a cylindrical waveguide cavity having a corrugated tube structure that surrounds the dielectric resonator element such that an outer encircling wall surface of the dielectric resonator element is in contact with an inner sidewall of the corrugated tube structure. The corrugated tube structure includes one or more spaced-apart corrugations configured to provide a spring-like action to controllably expand and contract the corrugated tube structure so that the dielectric resonator element can be controllably inserted and clamped within the cylindrical waveguide cavity. The geometry of the spaced-apart corrugations can be selected to define a rotationally asymmetric corrugated tube structure configured to split a plurality of fundamental modes of electromagnetic waves within the filter. | 2020-12-03 |
20200381797 | QUASI-COAXIAL TRANSMISSION LINE, SEMICONDUCTOR PACKAGE INCLUDING THE SAME, AND METHOD OF MANUFACTURING THE SAME - A quasi-coaxial transmission line, a semiconductor package including the same and a method of manufacturing the same are disclosed. The quasi-coaxial transmission line includes a core, which is formed through an upper surface and a lower surface of a base substrate so as to transmit an electrical signal, and a shield, which is spaced apart from the core and which coaxially surrounds a side surface of the core, at least a portion of the shield being removed so as to form an open portion. The quasi-coaxial transmission line is capable of preventing distortion of an electrical signal at a portion thereof that is connected to an external circuit board and to reduce an area of a semiconductor package including the quasi-coaxial transmission line. | 2020-12-03 |
20200381798 | SATELLITE ANTENNA HEATING SYSTEM - A satellite antenna heating system, includes a satellite antenna reflector defining a reflector fluid chamber and that includes a reflector wall. The reflector wall includes a first surface that is located adjacent the reflector fluid chamber, and a second surface that is located opposite the reflector wall from the first surface and provides an outer surface of the satellite antenna reflector, wherein the reflector fluid chamber is configured to channel a fluid through at least a portion of the satellite antenna reflector. | 2020-12-03 |
20200381799 | ANTENNA APPARATUS HAVING HEAT DISSIPATION FEATURES - In one embodiment of the present disclosure, an antenna apparatus includes a housing assembly including a radome portion and a lower enclosure portion, wherein the radome portion and lower enclosure portion are couplable to form an inner compartment for housing antenna components of the antenna assembly, an antenna stack assembly disposed within the inner compartment, wherein the antenna stack assembly generates heat when in operation, and a heat transfer system within the inner compartment configured to facilitate the flow of heat toward the radome portion. | 2020-12-03 |
20200381800 | UNIVERSAL INDUSTRIAL TRANSMITTER MOUNTING - An industrial transmitter assembly includes an industrial transmitter and a transmitter mount. The transmitter includes electronics contained in a housing. The transmitter mount is configured to attach the housing to a structure and includes a stem member, an adaptor and a locking member. The stem member includes a first end connected to the housing of the transmitter, and a second end having a flange or a first twist-lock connector. The adaptor is configured for attachment to the structure and includes a base member having a slot configured to receive the flange or a second twist-lock connector configured to attach to the first twist-lock connector. The locking member is configured to secure the second end of the stem to the base member. | 2020-12-03 |