31st week of 2019 patent applcation highlights part 70 |
Patent application number | Title | Published |
20190237762 | MANGANESE OXIDE COMPOSITION AND METHOD FOR PREPARING MANGANESE OXIDE COMPOSITION - The present application relates to a method comprising: (a) providing a battery comprising a manganese oxide composition as a primary active material; and (b) cycling the battery by: (i) galvanostatically discharging the battery to a first V | 2019-08-01 |
20190237763 | GRAPHITE MATERIAL AND SECONDARY BATTERY ELECTRODE USING SAME - A graphite material, including high crystallinity graphite and spherical graphite, in which high crystallinity graphite: (1) a rhombohedral crystal ratio by X-ray diffractometry is 0.02 or less, (2) Lc is 90 nm or more, (3) when a pressure of 1 GPa for 10 seconds is applied to the high crystallinity graphite, the increment rate of the BET specific surface area after applying the pressure to the BET specific surface area before applying the pressure is 90% or less, and (4) D | 2019-08-01 |
20190237764 | ENERGY STORAGE DEVICE AND METHOD FOR PRODUCING SAME - There is provided is an energy storage device having improved power performance at a relatively large current. In the present embodiment, an energy storage device is provided, which has a negative active material layer containing particulate amorphous carbon, wherein a distribution curve of differential pore volume in the negative active material layer has a peak appearing within the range from 0.1 μm to 2 μm inclusive and the differential pore volume at the peak is 0.9 cm | 2019-08-01 |
20190237765 | Energy Storage Device And Ionic Conducting Composition For Use Therein - The present invention relates to an energy storage device comprising a silicate comprises a formula: | 2019-08-01 |
20190237766 | Nonaqueous Lithium-Type Power Storage Element - Provided is a nonaqueous lithium-type power storage element in which a lithium compound is included in positive electrode, wherein energy loss due to voltage decrease under high temperatures and high voltages is reduced, and the high-load charge and discharge cycle characteristics are exceptional. | 2019-08-01 |
20190237767 | SECONDARY BATTERY - Disclosed is a secondary battery which can improve safety by forming a carbon coating layer and an electrode active material layer on an electrode plate such that ends of the carbon coating layer and the electrode active material layer are in different positions. As an example, the disclosed secondary battery comprises: an electrode assembly including a first electrode plate, a second electrode plate, and a separator interposed therebetween; and a case for receiving the electrode assembly, wherein the first electrode plate comprises: a first electrode collector; a carbon coating layer formed on at least one surface of the first electrode collector; and a first electrode active material layer covering at least a portion of the carbon coating layer, wherein the carbon coating layer and the electrode active material layer are formed such that the end of the carbon coating layer and the end of the first electrode active material layer are in different positions, and a protrusion is formed on at least one of the end of the carbon coating layer and the end of the first electrode active material layer. | 2019-08-01 |
20190237768 | COMPOSITE PARTICLE POWDER, ELECTRODE MATERIAL FOR SOLID OXIDE CELL, AND ELECTRODE FOR SOLID OXIDE CELL MADE THEREOF - A composite particle powder includes an electron-conducting material and an ion-conducting material that are agglomerated together; the composite particle powder having a volume-based 50% particle diameter (D50) of 0.1 to 2.0 μm in particle size distribution measurement, a volume-based D75/D25 of 1.1 to 2.2 in particle size distribution measurement, D50 and a BET specific surface that satisfy the following: (I) 0.1 μm≤D50≤0.5 μm, larger than 20 m | 2019-08-01 |
20190237769 | CATHODE LAYER AND MEMBRANE ELECTRODE ASSEMBLY OF SOLID OXIDE FUEL CELL - A cathode layer and a membrane electrode assembly of a solid oxide fuel cell are provided. The cathode layer consists of a plurality of perovskite crystal films, and the average change rate of linear thermal expansion coefficients of these perovskite crystal films is about 5% to 40% along the thickness direction. The membrane electrode assembly includes the above-mentioned cathode layer, and the linear thermal expansion coefficients of these perovskite crystal films are reduced towards the solid electrolyte layer of the membrane electrode assembly. | 2019-08-01 |
20190237770 | Highly Porous Anode Catalyst Layer Structures for Fuel Flexible Solid Oxide Fuel Cells - An anode may be coated with a catalyst layer to improve solid oxide fuel cell (SOFC) efficiency and provide lower operating temperatures. The catalyst layer may be highly porous and may be a core-shell structure or a layered structure. The catalyst layer may be deposited on the anode as a nanoframe structure or a cage structure. | 2019-08-01 |
20190237771 | CATALYST LAYER MATERIAL AND MEMBRANE ELECTRODE ASSEMBLY INCLUDING SAME - A catalyst layer material and a membrane electrode assembly (MEA) having same are provided. The catalyst layer material used for a fuel cell has a catalyst support and a catalyst distributed on the catalyst support. The catalyst support has Ti | 2019-08-01 |
20190237772 | ELECTRODE MATERIAL AND METHOD FOR PRODUCING SAME - The present invention provides an electrode material having excellent resistance to a high potential and strongly acidic environment, high conductivity, and excellent electrochemical properties; and a fuel cell including the same. The present invention also provides a method for simply and easily producing such an electrode material. The present invention relates to an electrode material containing: a titanium suboxide carrier whose crystal phase is single-phase Ti | 2019-08-01 |
20190237773 | SEPARATOR FOR FUEL CELL - Provided is a separator for fuel cell that can reduce the initial contact resistance and the contact resistance under the corrosive environment. A separator for fuel cell includes a metal substrate and a surface layer on the surface of the metal substrate. The surface layer includes CNT and a Si-based binder. The surface layer has the surface coverage of the CNT that is 90% or more and the ratio of the Si-based binder that is 40% or more. | 2019-08-01 |
20190237774 | METHOD FOR PRODUCING A CURRENT COLLECTOR FOR A FUEL CELL, AND FUEL CELL - The invention relates to a method for producing a current collector ( | 2019-08-01 |
20190237775 | METHOD OF MANUFACTURING FUEL CELL SEPARATOR - A method of manufacturing a fuel cell separator, includes: stacking a first separator plate and a second separator plate having first and second protruding portions so that the first and second protruding portions protrude in a direction away from the first separator plate, the first and second protruding portions being adjacent to both sides of a first junction portion to be joined to the first separator plate; pressing the first and second protruding portions toward the first separator plate so that the first junction portion is pressed against the first separator plate; and joining the first junction portion to the first separator plate while the first junction portion is being pressed against the first separator plate, wherein in the pressing, the first junction portion is pressed against the first separator plate by elastic deformation of a first bent portion bent between the first junction portion and the first protruding portion. | 2019-08-01 |
20190237776 | BATTERY AND SEALING MEMBER - A battery is provided which includes at least one pair of cell frames stacked together and each including a frame body and a bipolar plate, the frame body having a manifold serving as a flow path for a battery fluid, the bipolar plate being disposed inside the frame body; a positive electrode and a negative electrode; and a membrane having a through hole corresponding to the manifold. The battery includes a sealing member including an annular base portion and bifurcated annular leg portions. The annular base portion is disposed along an inner periphery of the through hole, and the bifurcated annular leg portions extend from the annular base portion toward the outside of the through hole in such a manner that the membrane is sandwiched therebetween. The sealing member is interposed between the frame bodies stacked together. | 2019-08-01 |
20190237777 | FUEL CELL AND METHOD OF MANUFACTURING FUEL CELL - A fuel cell comprises a membrane electrode assembly configured such that electrode catalyst layers are formed on respective surfaces of an electrolyte membrane; gas diffusion layers placed on respective surfaces of the membrane electrode assembly; and a frame placed around periphery of the membrane electrode assembly. The membrane electrode assembly has a protruding portion that is configured by protruding outside of the gas diffusion layer in a state that the membrane electrode assembly is combined with the gas diffusion layers. The frame has an engagement portion that is configured to engage with the protruding portion. An adhesive layer is formed from an ultraviolet curable adhesive between the protruding portion and the engagement portion. | 2019-08-01 |
20190237778 | GAS DIFFUSION LAYER COMPRISING POROUS CARBONACEOUS FILM LAYER FOR FUEL CELL - The present invention relates to a gas diffusion layer including a porous carbonaceous film layer for a fuel cell, in which the average pore diameter of the porous carbonaceous film layer is 0.1 μm to 100 μm, a membrane-electrode assembly including the gas diffusion layer, and a fuel cell including the membrane-electrode assembly. | 2019-08-01 |
20190237779 | FUEL CELL SYSTEM AND FUEL CELL VEHICLE - A fuel cell system includes a fuel cell, an accumulator configured to store a fuel gas, a gas remaining quantity acquisition unit configured to obtain a remaining quantity of the fuel gas stored in the accumulator, and a power generation control unit. When the remaining quantity of the fuel gas stored in the accumulator is decreased to a threshold value, the power generation control unit performs switching from humid power generation control to dry power generation control. | 2019-08-01 |
20190237780 | REDOX FLOW BATTERY - A redox flow battery includes a battery cell; a positive electrolyte tank and a negative electrolyte tank configured to store therein a positive electrolyte and a negative electrolyte, respectively; a positive electrolyte circulation path and a negative electrolyte circulation path each configured to allow a corresponding one of the electrolytes to circulate between a corresponding one of the tanks and the battery cell; and a communicating tube including a tube immersed at one open end thereof in the positive electrolyte, stretched at an intermediate portion thereof above levels of both the electrolytes, and immersed at the other open end thereof in the negative electrolyte. | 2019-08-01 |
20190237781 | REDOX FLOW BATTERY - A redox flow battery includes a positive electrolyte tank container which houses a positive electrolyte tank for storing a positive electrolyte; a negative electrolyte tank container which houses a negative electrolyte tank for storing a negative electrolyte; and a battery container which houses a battery cell including a positive electrode, a negative electrode, and a membrane, a positive electrolyte circulation mechanism configured to supply and circulate the positive electrolyte to the battery cell, and a negative electrolyte circulation mechanism configured to supply and circulate the negative electrolyte to the battery cell. | 2019-08-01 |
20190237782 | REDOX FLOW BATTERY - A redox flow battery includes a battery cell, a tank which stores an electrolyte to be supplied to the battery cell, piping which is connected to the battery cell and the tank and configured to circulate the electrolyte, a container which houses the battery cell, the tank, and the piping all together, and a partition wall which is provided inside the container and prevents the electrolyte from leaking out of the container. The height of the partition wall is equal to or greater than a liquid level height at the time when a predetermined amount of electrolyte leaks into the container as a consequence of damage to the piping, and the predetermined amount includes the total of an amount equivalent to the volume of the battery cell and an amount equivalent to the volume of the piping. | 2019-08-01 |
20190237783 | REDOX FLOW BATTERY - A redox flow battery includes a cell, an electrolyte tank, and a circulation mechanism. The circulation mechanism includes a suction pipe, a circulation pump, an extrusion, and a return pipe. An absolute value of a difference between H | 2019-08-01 |
20190237784 | ANODE BLEED CONTROL IN A FUEL CELL STACK - An electrochemical fuel cell assembly comprises a fuel cell stack having a fuel delivery inlet and a fuel delivery outlet. The fuel cell stack further includes a number of fuel cells each having a membrane-electrode assembly and a fluid flow path coupled between the fuel delivery inlet and the fuel delivery outlet for delivery of fuel to the membrane electrode assembly. A fuel delivery conduit is coupled to the fuel delivery inlet for 10 delivery of fluid fuel to the stack. A bleed conduit is coupled to the fuel delivery outlet for venting fluid out of the stack. A variable orifice flow control device coupled to the bleed conduit configured to dynamically vary an amount of fluid from the fuel delivery outlet passing into the bleed conduit as a function of one or more of the control parameters: (i) measured fuel concentration; (ii) measured humidity; (iii) cell voltages of fuel cells in the 15 stack; (iv) impedance of fuel cells in the stack; (v) resistance of fuel cells in the stack. The variable orifice flow control device may be coupled to a recirculation conduit and may be configured to dynamically vary a proportion of fluid from the fuel delivery outlet passing into the bleed conduit as a function of the control parameters. | 2019-08-01 |
20190237785 | FUEL CELL SYSTEM - A fuel cell system includes a fuel cell stack, a compressor, an air supply passage, a bypass passage, a bypass valve, an opening degree sensor, and a controller. The air supply passage guides the air discharged from the compressor to the fuel cell stack. The bypass passage branches from an intermediate point of the air supply passage to guide the air discharged from the compressor to a discharge passage without passing through the fuel cell stack. The bypass valve is provided in the bypass passage, the bypass valve being configured to open when an upstream pressure of the bypass valve exceeds a set pressure. The controller estimates a pressure of the air supply passage based on an opening degree of the bypass valve. | 2019-08-01 |
20190237786 | Method and Motor Vehicle for Supplying at Least One Fuel Cell with Fuel - A method for supplying at least one fuel cell of a fuel cell system of the motor vehicle with fuel includes ascertaining or predicting an indication value which is indicative of the real and/or possible mass flow of the withdrawal of fuel from a pressure-vessel system of the motor vehicle and closing at least one tank shut-off valve when the indication value is equal to or falls below a limiting value. | 2019-08-01 |
20190237787 | METHOD OF MANUFACTURING AN INTEGRATED WATER VAPOR TRANSFER DEVICE AND FUEL CELL - The present disclosure provides a method for manufacturing an integrated MEA, the method includes the following steps: (1) providing a substrate having an AA region and a WVT region; (2) coating a hydrophobic microporous layer across the substrate; (3) coating a catalyst layer onto the hydrophobic microporous layer in the AA region; (4) coating a first fuel cell membrane ionomer layer onto the catalyst layer in the AA region and onto the hydrophobic microporous layer in the WVT region; (5) optionally applying a membrane support layer to the first fuel cell membrane ionomer layer in the AA region and the WVT region; (6) optionally applying a coating of second fuel cell membrane ionomer layer thereby forming a coated substrate; and (7) assembling the coated substrate to a companion coated substrate. | 2019-08-01 |
20190237788 | SYSTEM AND METHOD FOR THE MANUFACTURE OF MEMBRANE ELECTRODE ASSEMBLIES - The present invention provides a system for the manufacture of membrane electrode assemblies, comprising: a first carriage traversable along a first track, the first carriage having a support platform; a second carriage traversable along a second track, the second carriage having a support platform; sheet supplying means for supplying sheets comprising a gas diffusion layer onto the support platforms of the carriages; and supply means for supplying a continuous web comprising an ion-conducting membrane between at least a portion of the first and second tracks, wherein the system is arranged to align the first and second carriages either side of the continuous web with the support platforms of the first and second carriages facing the continuous web, whereby the system is suitable for adhering sheets carried thereby to opposite sides of the continuous web in an aligned configuration. | 2019-08-01 |
20190237789 | FUEL CELL WITH IMPROVED DURABILITY - A solid polymer electrolyte fuel cell comprises a membrane electrode assembly comprising a polymer electrolyte disposed between an anode electrode and a cathode electrode, the anode and cathode electrodes each comprising a catalyst, a central region and a peripheral region, wherein the peripheral region of the cathode electrode comprises a cathode edge barrier layer; a fluid impermeable seal in contact with at least a portion of the anode and cathode peripheral regions and the cathode edge barrier layer; an anode flow field plate adjacent the anode electrode; and a cathode flow field plate adjacent the cathode electrode, wherein the cathode flow field separator plate comprises a cathode peripheral flow channel and at least one cathode central flow channel; wherein at least a portion of the cathode edge barrier layer traverses at least a portion of the cathode peripheral flow channel. | 2019-08-01 |
20190237790 | THIN-FILM ELECTROCHEMICAL DEVICE, METHOD OF MAKING A THIN-FILM ELECTROCHEMICAL DEVICE, AND ENERGY CONVERTING DEVICE - A thin-film electrochemical device includes a monolithic substrate, which includes a cavity enclosed by bottom and side surfaces of the substrate, and a thin-film arranged on a top surface of the substrate and enclosing the cavity. The thin-film is permeable to ions. | 2019-08-01 |
20190237791 | REDOX FLOW BATTERY CELL, REDOX FLOW BATTERY CELL STACK, AND REDOX FLOW BATTERY - A redox flow battery cell includes a positive electrode, a negative electrode, and a membrane interposed between the positive electrode and the negative electrode. The positive electrode and the negative electrode have an overlapping region where the positive electrode and the negative electrode overlap each other with the membrane therebetween, and at least one of the positive electrode and the negative electrode has a non-overlapping region where the positive electrode and the negative electrode do not overlap each other with the membrane therebetween. The total area of the non-overlapping region is 0.1% to 20% of the area of the overlapping region. | 2019-08-01 |
20190237792 | REDOX FLOW BATTERY - A redox flow battery includes a cell, an electrolyte tank configured to store an electrolyte supplied to the cell, and a circulation mechanism. The circulation mechanism includes a suction pipe configured to suck up the electrolyte from an open end thereof in the electrolyte to above an in-tank liquid level of the electrolyte in the electrolyte tank, a circulation pump, an extrusion pipe, and a return pipe. H | 2019-08-01 |
20190237793 | REDOX FLOW BATTERY - A redox flow battery includes a stack group including a plurality of cell stacks that are arranged side by side in a horizontal direction, and a heat exchanger that is disposed above the stack group and that cools an electrolyte supplied to each of the cell stacks. | 2019-08-01 |
20190237794 | REDOX FLOW BATTERY PIPE, METHOD FOR MANUFACTURING REDOX FLOW BATTERY PIPE, PIPE UNIT, AND REDOX FLOW BATTERY - A redox flow battery pipe which is disposed between a tank that stores an electrolyte and a battery element and through which the electrolyte flows includes a plurality of parallel portions arranged in parallel and a plurality of bent portions connecting the parallel portions adjacent to each other. The pipe includes a meandering portion in which the parallel portions and the bent portions are integrally molded so as to be alternately connected. A ratio of a center-to-center distance X to an outer diameter D satisfies 1.2 or more and 2.5 or less where D represents an outer diameter and X represents a distance between centers of the parallel portions adjacent to each other. | 2019-08-01 |
20190237795 | FUEL CELL MODULE, FUEL CELL APPARATUS, AND FUEL CELL MODULE MANUFACTURING METHOD - A fuel cell module includes: a cell stack apparatus including a cell stack including an array of a plurality of fuel cells, a manifold which feeds a fuel gas to each of the fuel cells, and a reformer which reforms a raw fuel; an oxygen-containing gas introduction plate which feeds an oxygen-containing gas to each of the fuel cells; and a housing which houses the cell stack apparatus and the oxygen-containing gas introduction plate. The housing includes a box having an open side and a lid which closes the open side of the box, and the box has a length of the open side which is greater than a maximum length of a projected plane of the cell stack apparatus as viewed from a lateral side of the cell stack apparatus. | 2019-08-01 |
20190237796 | BATTERY INCLUDING ADHESION LAYER ADHERING POSITIVE ELECTRODE COLLECTOR OF FIRST POWER GENERATING ELEMENT TO NEGATIVE ELECTRODE COLLECTOR OF SECOND POWER GENERATING ELEMENT, BATTERY MANUFACTURING METHOD, AND BATTERY MANUFACTURING APPARATUS - A battery is provided which includes a first power generating element, a second power generating element, and a first adhesion layer adhering the first power generating element to the second power generating element. A first positive electrode collector of the first power generating element and a second negative electrode collector of the second power generating element face each other with (i.e., via) the first adhesion layer. Between the first positive electrode collector and the second negative electrode collector, the first adhesion layer is disposed in a region forming a first positive electrode active material layer or a region forming a second negative electrode active material layer, whichever is smaller. The first positive electrode collector and the second negative electrode collector are not in contact with each other in a region in which the first positive electrode active material layer and the second negative electrode active material layer face each other. | 2019-08-01 |
20190237797 | STACKING DEVICE FOR SECONDARY BATTERY, STACKING METHOD USING SAME, AND SECONDARY BATTERY OBTAINED THEREBY - Various embodiments of the present invention provide a stacking device for a secondary battery configured to stack electrode plates at a high rate, a stacking method using the same, and a secondary battery obtained thereby. As an example, disclosed are a stacking device for a secondary battery, a stacking method using the same, and a secondary battery obtained thereby, the stacking device comprising: a first electrode plate bonded body supply portion for supplying a first electrode plate bonded body comprising a first electrode plate, which comprises a first electrode first coating portion and a first electrode second coating portion positioned to be spaced apart from the first electrode first coating portion, and separators stacked on both surfaces of the first electrode plate; a second electrode plate supply portion for arranging a second electrode first coating portion and a second electrode second coating portion of a second electrode on both surfaces of the first electrode first coating portion of the first electrode plate bonded body, respectively, thereby forming a unit cell; and a folding portion for folding the first electrode plate bonded body, which has the unit cell formed thereon, such that the second electrode first coating portion or the second electrode second coating portion of the second electrode plate faces the first electrode second coating portion of the first electrode plate, thereby forming a stack. | 2019-08-01 |
20190237798 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERIES - A nonaqueous electrolyte secondary battery including an electrode assembly in which a positive electrode and a negative electrode are stacked together through a separator, a nonaqueous electrolytic solution, and an exterior case which accommodates the electrode assembly and the nonaqueous electrolytic solution. The negative electrode is electrically connected to the exterior case, which contains iron, and the nonaqueous electrolytic solution includes a fluorinated carboxylate ester and lithium fluorosulfate salt (LiSO | 2019-08-01 |
20190237799 | ELECTROLYTIC SOLUTION FOR SECONDARY BATTERY, SECONDARY BATTERY, BATTERY PACK, ELECTRICALLY DRIVEN VEHICLE AND ELECTRONIC EQUIPMENT - A secondary battery includes a positive electrode, a negative electrode, and an electrolytic solution including at least one kind of sulfonyl compounds that are represented by a chemical formula R1(—O—C(═O)—R2-S(═O) | 2019-08-01 |
20190237800 | SOLID STATE ELECTROLYTE AND SOLID STATE BATTERY - A solid state electrolyte having a garnet type crystal structure is provided. The chemical composition of the solid state electrolyte includes lithium, lanthanum, zirconium, oxygen, and sulfur. The content of sulfur in the solid state electrolyte is between 5 mol % and 35 mol % based on the content of oxygen in the solid state electrolyte. A solid state battery including a positive electrode layer, a negative electrode layer, and a solid state electrolyte layer is also provided. The solid state electrolyte layer is disposed between the positive electrode layer and the negative electrode layer. The solid state electrolyte layer includes the solid state electrolyte. | 2019-08-01 |
20190237801 | SULFIDE SOLID ELECTROLYTE - Provided is a sulfide solid electrolyte material which has a composition that does not contain Ge, while having a smaller Li content than conventional sulfide solid electrolyte materials, and which has both lithium ion conductivity and chemical stability at the same time. A sulfide solid electrolyte which has a crystal structure represented by composition formula (Li | 2019-08-01 |
20190237802 | ELECTRODES FOR ENERGY STORAGE DEVICES WITH SOLID ELECTROLYTES AND METHODS OF FABRICATING THE SAME - A metal or metal-ion battery composition is provided that comprises anode and cathode electrodes along with an electrolyte ionically coupling the anode and the cathode. At least one of the electrodes includes active material particles provided to store and release ions during battery operation. Each of the active material particles includes internal pores configured to accommodate volume changes in the active material during the storing and releasing of the ions. The electrolyte comprises a solid electrolyte ionically interconnecting the active material particles. | 2019-08-01 |
20190237803 | Gel Polymer Electrolyte Compositions and Electrochemical Cells Including the Same - Gel polymer electrolyte compositions including a cross-linked three-dimensional polymer network and an electrolyte composition comprising an electrolyte and water are provided. The gel polymer electrolyte compositions can be included in an aqueous electrochemical cell, in which a gel polymer electrolyte can be positioned between an anode and a cathode. Methods of forming a gel polymer electrolyte in the form of a film are also provided. Methods of forming an aqueous electrochemical cell including a gel polymer electrolyte are also provided. | 2019-08-01 |
20190237804 | NON-AQUEOUS ELECTROLYTE FOR LITHIUM-ION BATTERY AND LITHIUM-ION BATTERY - A non-aqueous electrolyte for a lithium-ion battery and a lithium-ion battery. The non-aqueous electrolyte comprises unsaturated phosphate compounds and unsaturated cyclic carboxylic acid anhydride compounds. The unsaturated phosphate compounds have the structure illustrated in structural formula 4; structural formula 4: R | 2019-08-01 |
20190237805 | Electrolyte Additive and Electrolyte for Lithium Secondary Battery Including the Same - An electrolyte additive composition of the present invention may improve high-rate charge and discharge characteristics and high-temperature storage and life characteristics of a lithium secondary battery and may achieve an effect of increasing reversible capacity when the electrolyte additive composition is used in an electrolyte while including a novel borate-based lithium compound as well as a lithiated additive. | 2019-08-01 |
20190237806 | ELECTROLYTIC SOLUTION FOR SECONDARY BATTERY, SECONDARY BATTERY, BATTERY PACK, ELECTRICALLY DRIVEN VEHICLE, POWER STORAGE SYSTEM, ELECTRICALLY DRIVEN TOOL, AND ELECTRONIC DEVICE - A secondary battery includes a positive electrode, a negative electrode, and an electrolytic solution including at least one of sulfonyl compounds expressed by R(—S(═O) | 2019-08-01 |
20190237807 | FLUORO-SUBSTITUTED ETHERS AND COMPOSITIONS - Described herein are fluoro-substituted ethers of Formula (I): | 2019-08-01 |
20190237808 | HYBRID SOLID-STATE CELL WITH A SEALED ANODE STRUCTURE - A monolithic ceramic electrochemical cell housing is provided. The housing includes two or more electrochemical sub cell housings. Each of the electrochemical sub cell housing includes an anode receptive space, a cathode receptive space, a separator between the anode receptive space and the cathode receptive space, and integrated electron conductive circuits. A first integrated electron conductive circuit is configured as an anode current collector within the anode receptive space. A second integrated electron conductive circuit is disposed as a cathode current collector within the cathode receptive space. | 2019-08-01 |
20190237809 | METHOD OF MANUFACTURING SQUARE SECONDARY BATTERY - A method of manufacturing a secondary battery including an electrode body element fabricating step in which a first electrode body element including a positive electrode plate and a negative electrode plate, and a second electrode body element including a positive electrode plate and a negative electrode plate are fabricated, a tab-connecting step in which a first positive electrode tab group of the first electrode body element and a second positive electrode tab group of the second electrode body element are connected to a second positive electrode collector, and a first negative electrode tab group of the first electrode body element and a second negative electrode tab group of the second electrode body element are connected to a second negative electrode collector, and an electrode body fabricating step in which, after the tab-connecting step, the first electrode body element and the second electrode body element are unified. | 2019-08-01 |
20190237810 | SOLID-STATE LAMINATE ELECTRODE ASSEMBLY FABRICATION AND MAKING THIN EXTRUDED LITHIUM METAL FOILS - Methods for making solid-state laminate electrode assemblies include methods to prevent devitrifying and damaging a lithium ion conducting sulfide glass substrate during thermal evaporation of lithium metal, as well as methods for making thin extruded lithium metal foils. | 2019-08-01 |
20190237811 | Pouch-Shaped Secondary Battery Having Structure In Which Bidirectional Cell Is Changed To Unidirectional Cell - Disclosed herein is a pouch-shaped secondary battery in which a unit cell, including an electrode assembly having a positive electrode and a negative electrode stacked with a separator interposed therebetween, electrode tabs, and electrode leads, is mounted in a pouch-shaped case, wherein the pouch-shaped secondary battery includes a unidirectional structure through which electrode leads oriented in two opposite directions are connected to electrode terminals oriented in a single direction. In the case in which a battery pack is constituted using a bidirectional cell, a large space is required, whereby the energy density of the battery pack is reduced. The lifespan of a unidirectional cell is reduced due to heat generated from electrode leads and due to nonuniform use of active materials in the cell at the time of charging and discharging the cell. The disclosed pouch-shaped secondary battery has the effect of solving the above problems. | 2019-08-01 |
20190237812 | LITHIATION OF ELECTRODES FOR CYLINDRICAL ENERGY STORAGE DEVICES AND METHOD OF MAKING SAME - A method for lithiation of an electrode includes providing a roll including an electrode to be lithiated, providing a piece of lithium metal with predetermined weight attached to a conductive material, attaching the conductive material to a current collector of the electrode to be lithiated or to a metal tab connected to or from the electrode to be lithiated, placing the roll, the piece of lithium, and the conductive material in a container, and filling the container with an electrolyte containing a lithium salt. | 2019-08-01 |
20190237813 | LITHIATION OF ELECTRODES FOR CYLINDRICAL ENERGY STORAGE DEVICES AND METHOD OF MAKING SAME - A method for lithiation of an electrode includes providing a roll including an electrode to be lithiated, attaching a current collector to the roll, placing a piece of lithium metal with predetermined weight in contact with the current collector, enclosing the roll, the current collector, and the piece of lithium metal in a can with a lid, and filling the can with an electrolyte containing a lithium salt. | 2019-08-01 |
20190237814 | BATTERY MODULES AND SYSTEMS FOR REMOTE COMMAND AND CONTROL OF SAME - Described are remote command-enabled battery modules and systems and methods incorporating them. | 2019-08-01 |
20190237815 | INSULATION DETECTION CIRCUIT AND METHOD, AND BATTERY MANAGEMENT SYSTEM - The present disclosure provides an insulation detection circuit and method, and a battery management system. The circuit includes a first isolation module, a voltage division module, a signal generation module, first and second sampling points and a processor. A first end of the first isolation module is connected to a power battery, and a second end of the first isolation module is connected to the second sampling point. The signal generation module is connected to the first sampling point and configured to inject an AC signal into the power battery and provide the first sampling point with a first sampled signal. A first end of the voltage division module is connected to the first sampling point, and a second end of the voltage division module is connected to the second sampling point. The processor is configured to calculate an insulation resistance of the power battery. | 2019-08-01 |
20190237816 | WIRELESS BATTERY MANAGEMENT SYSTEM AND BATTERY PACK INCLUDING SAME - A wireless battery management system includes a plurality of slave BMSs coupled to a plurality of battery modules in one-to-one correspondence. Each slave BMS is configured to operate in active mode and sleep mode. Each slave BMS is configured to wirelessly transmit a detection signal indicating a state of the battery module. The wireless battery management system further includes a master BMS configured to wirelessly receive the detection signal from each of the plurality of slave BMSs. The master BMS is configured to set a scan cycle and a scan duration for each of the plurality of slave BMSs based on the detection signal, and wirelessly transmit a control signal to the plurality of slave BMSs. The control signal includes a wireless balancing command indicating the scan cycle and the scan duration set for each of the plurality of slave BMSs. | 2019-08-01 |
20190237817 | BATTERY MODULE HAVING FIXING STRUCTURE FOR TEMPERATURE SENSING ELEMENT - The present invention relates to a battery module, and the battery module includes at least one battery cell, a protection circuit module that includes a rigid printed circuit board, and is electrically connected with the battery cell, at least one temperature sensing element provided at a surface of the battery cell, and a flexible printed circuit board that electrically connects the protection circuit module and the temperature sensing element. | 2019-08-01 |
20190237818 | ACOUSTIC WAVE BASED DENDRITE PREVENTION FOR RECHARGEABLE BATTERIES - A dendrite resistant battery may include a first electrode, a second electrode, and an electrolyte interposed between the first electrode and the second electrode. The dendrite resistant battery may further include at least one acoustic wave device configured to generate a plurality of acoustic waves during a charging of the battery. The charging of the battery may trigger cations from the first electrode to travel through the electrolyte and deposit on the second electrode. The plurality of acoustic waves may agitate the electrolyte to at least homogenize a distribution of cations in the electrolyte. The homogenization of the distribution of cations may prevent a formation of dendrites on the second electrode by at least increasing a uniformity of the deposit of cations on the second electrode. Related methods and systems for battery management are also provided. | 2019-08-01 |
20190237819 | SECONDARY BATTERY SYSTEM AND METHOD OF ESTIMATING DETERIORATION STATE OF SECONDARY BATTERY SYSTEM - A secondary battery system includes a secondary battery, an electric circuit, and an electronic control unit. The electronic control unit is configured to execute first calculation control, second calculation control, and estimation control when a predetermined condition is satisfied. The first calculation control is control for calculating a first impedance of the secondary battery based on a voltage value of the secondary battery at a time when a current value of the secondary battery is fluctuated on a first cycle. The second calculation control is control for calculating a second impedance of the secondary battery based on the voltage value of the secondary battery at a time when the current value of the secondary battery is fluctuated on a second cycle. The estimation control is control for estimating a reaction resistance of the secondary battery from a difference between the first impedance and the second impedance. | 2019-08-01 |
20190237820 | AUTOMATICALLY PROGRAMMABLE BATTERY PROTECTION SYSTEM AND RELATED METHODS - A programmable battery protection system. Implementations may include: a battery, only two field effect transistors (FETs), and a battery protection integrated circuit (IC). The battery protection IC may include an array of fuses, first plurality of latches, second plurality of latches, and a comparator. The array of fuses, first plurality of latches, and second plurality of latches may be coupled with a fuse refresh circuit coupled with an analog trigger circuit and a logic trigger circuit. The fuse refresh circuit may be configured to refresh the states of the latches using states of the array of fuses in response to receiving an operating trigger signal generated by the analog trigger circuit or a logic trigger signal generated by the logic trigger circuit. The first plurality of latches may be used to generate a threshold voltage that is provided to the comparator. | 2019-08-01 |
20190237821 | Low temperature engine start method for smart battery - A power supply method of starting an engine in a low temperature environment for a smart battery system including an outer casing, an upper cover disposed above the outer casing, and a body disposed inside the outer casing. The method includes the temperature of the main battery module of the smart battery system is within the system default operating temperature range of the system battery, the stored power of the main battery module is higher than the default power storage value of the main battery used to start the engine, the user can directly operate or control the start power switch of the vehicle, the ship or the mechanical equipment, and the main battery module of the smart battery system can provide the power output to the power supply circuit of the battery system connected with the vehicle, ship or mechanical equipment, so as to start the engine. | 2019-08-01 |
20190237822 | THREE-ELECTRODE DEVICE FOR PERFORMING ELECTROCHEMICAL ANALYSIS ON LITHIUM ION BATTERIES - A device for performing electrochemical analysis of electrochemical cells includes a housing, upper and lower stack holders, and first, second, and third current collectors. The housing includes an inner chamber that can be hermetically sealed and a central axis extending through the inner chamber. The upper and lower stack holders are disposed within the inner chamber and cooperate to define an electrode stack chamber for housing a negative electrode, a positive electrode, and a center-mounted reference electrode. The first, second, and third current collectors are at least partially disposed in the inner chamber. The first current collector can be electrically connected to a first side of the negative electrode and an external circuit. The second current collector can be in electrical contact with the positive electrode and the external circuit. The third cylindrical body can be in electrical contact with the center-mounted reference electrode and the external circuit. | 2019-08-01 |
20190237823 | Lithium Secondary Battery Having High-Temperature Storage Properties And Method For Manufacturing The Same - A method for manufacturing a lithium secondary battery including the steps of manufacturing a lithium secondary battery including an electrode assembly, a non-aqueous electrolyte in which the electrode assembly is impregnated, and a battery case receiving the non-aqueous electrolyte; performing formation of the lithium secondary battery; and performing a degassing process for removing gas generated inside the lithium secondary battery, wherein the non-aqueous electrolyte includes a lithium salt, an organic solvent and 1,2,3-trifluorobenzen as an additive, wherein the 1,2,3-trifluorobenzen is included in an amount of 0.1 wt % to 10 wt % based on the total weight of the non-aqueous electrolyte, and the formation step is performed by charging the state of charge (SOC) of the battery up to 10% to 80%, while applying a voltage of 3.5 V to 4.5 V under a pressure of 0.5 kgf/cm | 2019-08-01 |
20190237824 | BATTERY MODULE HAVING SIMPLE SENSING STRUCTURE - Disclosed is a battery module, which includes a pouch-type battery cell; a voltage sensor configured to sense a voltage of the battery cell; and a sensing wire configured to connect the battery cell and the voltage sensor, wherein the battery cell includes a sensing lead connected to an electrode tab, and wherein the sensing lead is exposed to the outside through a sensing hole formed in a sealing portion of the pouch cell. | 2019-08-01 |
20190237825 | POWER STORAGE DEVICE COOLING STRUCTURE - Defective assembling of a duct to a battery module is reduced. A distribution duct has a plurality of distribution paths supplying refrigerant to each of a plurality of ventilation paths. A distribution path and a ventilation path are connected by an insertion structure in which the distribution path is inserted into the ventilation path. A distribution path has an open outlet end surrounded by a coupling portion, and is connected to a ventilation path via a planar sealing structure in which a sealing material is held on the coupling portion in a compressed state. | 2019-08-01 |
20190237826 | STORAGE BATTERY COOLING CONTROL DEVICE AND STORAGE BATTERY COOLING CONTROL METHOD - A storage battery cooling control device includes a system power calculator ( | 2019-08-01 |
20190237827 | HEAT EXCHANGER FOR COOLING BATTERY - The present invention relates to the technical field of batteries of new energy vehicle, and in particular to a heat exchanger for cooling battery. The present invention aims to solve the problem that existing heat exchangers in the prior art have low heat exchange efficiency and lack of expandability. For this purpose, the heat exchanger for cooling battery according to the present invention comprises a first liquid collection unit, a second liquid collection unit and at least one cooling plate unit provided between the first liquid collection unit and the second liquid collection unit, the first liquid collection unit at least comprising a first liquid collection area, the second liquid collection unit at least comprising a second liquid collection area, and the cooling plate unit comprising a plurality of flow guide elements. Through a modular design, the present invention can make combinations and changes according to variation of size of a battery pack, bring about great degree of freedom in size, reduce cost and shorten production cycle. In addition, a coolant flows in all directions under the action of the flow guide elements, which is advantageous for a uniform distribution of speed in the cooling plate unit and a more uniform distribution of temperature over the entire region of the cooling plate unit. Meanwhile, heat conducting elements play the role of enhancing heat exchange, which is advantageous for an improvement of heat exchange efficiency of the cooling plate. | 2019-08-01 |
20190237828 | BATTERY MODULE - Provided is a battery module. The battery module includes a first cooling tube, a second cooling tube connected to the first cooling tube and arranged on a different plane than the first cooling tube, and a branching portion connecting the first cooling tube to the second cooling tube, wherein the branching portion includes a lower connection tube connected to the first cooling tube, an upper connection tube connected to the second cooling tube, and a connection member into which one of the lower connection tube and the upper connection tube is inserted, the connection member being inserted into the other of the lower connection tube and the upper connection tube. | 2019-08-01 |
20190237829 | Smart battery system for low temperature engine start - A smart battery system for starting an engine in a low temperature environment includes an outer casing; an upper cover disposed above the outer casing; a body disposed inside the outer casing, and a handheld control device provided with a wireless transmission module. A system base plate is provided with a wireless transmission module. The handheld control device and the system base plate are in a wireless transmission manner for data transmission and system control setting. A user presses down the start switch of the upper cover and the system base plate of the body for directly controlling the setting of the high power battery module to generate an instantaneous high current pulse, so as to start the engine of the vehicle, ship or mechanical equipment connected with the smart battery system. | 2019-08-01 |
20190237830 | Battery Cell to Which Bus Bar is Applied - The present invention relates to a battery cell in which a foil functioning as a busbar is adopted in the battery cell, and thus, the resistance of the battery cell is reduced to increase the output of the battery cell. | 2019-08-01 |
20190237831 | ENERGY STORAGE MODULE COMPRISING A TEMPERATURE MANAGEMENT SYSTEM, AND ENERGY STORAGE SYSTEM - Disclosed is an energy storage module for use in a vehicle, in particular in a hybrid vehicle, said energy storage module comprising a plurality of energy storage cells and a temperature management system for the associated energy storage cells, the temperature management system being associated with at least some, preferably all energy storage cells. The temperature management system has a heat exchanger and a heat conducting element; furthermore, a reinforcement layer, which has a higher modulus of elasticity than the heat exchanger, is provided between the heat exchanger and the heat conducting element. | 2019-08-01 |
20190237832 | SECONDARY BATTERY MODULE - A secondary battery module includes a plurality of pouch type secondary batteries stacked in parallel, and a cooling plate configured to cool the plurality of stacked pouch type secondary batteries, wherein each of the pouch type secondary batteries includes a sealing portion and a close contact portion formed by an exterior material in an outer periphery thereof, the sealing portion is formed at three of four sides of the pouch type secondary battery and the close contact portion is formed at the other side of the pouch type secondary battery, an extending portion protruding in a direction perpendicular to the close contact portion is formed at a portion of the sealing portion adjacent to the close contact portion, and the cooling plate is brought into contact with the close contact portions of the plurality of stacked pouch type secondary batteries and cools the close contact portions. | 2019-08-01 |
20190237833 | Stored Electrical Energy Source Having an Emergency Cooling Device - An energy store has a plurality of electrical energy storage cells, which are connected electrically in series or parallel and are combined to form an energy storage module. Cooling plates are arranged between the energy storage cells and into which coolant or refrigerant can be introduced. A plurality of emergency switching devices are provided, each of which is associated with an energy storage cell and one or two cooling plates. The emergency switching devices allow the coolant or refrigerant to flow into the associated cooling plates only if a temperature of the associated energy storage cell exceeds a defined limit temperature. | 2019-08-01 |
20190237834 | BATTERY AND METHOD OF MANUFACTURING CATHODE OF THE SAME - A battery includes a cathode ( | 2019-08-01 |
20190237835 | CONTROL DEVICE AND METHOD FOR CHARGING A NON-AQUEOUS RECHARGEABLE METAL-AIR BATTERY - A control device for controlling charging of a non-aqueous metal air battery, the control device being configured to: determine a CO | 2019-08-01 |
20190237836 | WIPER SUPPORT DEVICE - There is provided a wiper support device for a phase shifter including a substrate. The wiper support device may comprise a cover, which is provided opposite to the substrate. The wiper support device may further comprise a wiper support, which is located between the cover and the substrate. The wiper support has a first surface facing the cover and a second surface facing the substrate. The second surface may be fixed with a wiper. The wiper support device may further comprise a resilient element, which extends from the first surface of the wiper support toward the cover and abuts against the cover. The wiper support device may further comprise a fastening mechanism, which connects the cover to the substrate. The resilient element may be compressed between the cover and the wiper support. | 2019-08-01 |
20190237837 | T-SHAPED BROADBAND BANDPASS FILTER - The filter unit has a center frequency and comprises a first dielectric substrate, a first conducting plane, and at least one transmission arrangement. The at least one transmission arrangement comprises a shunt node which has a shunt connection to the conducting plane. The electrical length of the shunt connection defines the center frequency of the filter unit. The transmission arrangement further comprises a plurality of transmission lines connected in series between an input port and an output port, wherein each port is connectable to auxiliary systems with a system impedance. Moreover, each transmission line has a characteristic impedance and wherein the characteristic impedance of each transmission line is less than the system impedance. | 2019-08-01 |
20190237838 | DIELECTRIC FILTER - A dielectric filter has a first input/output port, a second input/output port, an even number of dielectric resonators, and a capacitor for capacitively coupling the first input/output port and the second input/output port. The even number of dielectric resonators are provided between the first input/output port and the second input/output port in circuit configuration, and are configured so that two dielectric resonators adjacent to each other in circuit configuration are magnetically coupled to each other. | 2019-08-01 |
20190237839 | MULTI-COMMON PORT MULTIBAND FILTERS - A technology for a dual-common port multi-bandpass filter is described. The dual-common port multi-bandpass filter can include two or more analog filters. The dual-common port multi-bandpass filter can include a first common port coupled to an input of each of the two or more analog filters, where each analog filter can be configured to filter one or more frequency bands. The dual-common port multi-bandpass filter can include a second common port coupled to an output of each of the two or more analog filters. Each input of each of the two or more analog filters can be impedance matched with the first common port. Each output of each of the two or more analog filters can be impedance matched with the second common port. | 2019-08-01 |
20190237840 | RARE EARTH REDUCED GARNET SYSTEMS AND RELATED MICROWAVE APPLICATIONS - Disclosed are synthetic garnets and related devices that can be used in radio-frequency (RF) applications. In some embodiments, such RF devices can include garnets having reduced or substantially nil Yttrium or other rare earth metals. Such garnets can be configured to yield high dielectric constants, and ferrite devices, such as TM-mode circulators/isolators, formed from such garnets can benefit from reduced dimensions. Further, reduced or nil rare earth content of such garnets can allow cost-effective fabrication of ferrite-based RF devices. In some embodiments, such ferrite devices can include other desirable properties such as low magnetic resonance linewidths. Examples of fabrication methods and RF-related properties are also disclosed. | 2019-08-01 |
20190237841 | TRANSMISSION LINE AND ELECTRONIC DEVICE - In a transmission line, a first ground conductor pattern and a second ground conductor pattern are connected through a first interlayer connecting conductor, and the first ground conductor pattern and a third ground conductor pattern are connected through a second interlayer connecting conductor. A first signal conductor pattern includes a first bypassing pattern portion that bypasses the first interlayer connecting conductor, and a second signal conductor pattern includes a second bypassing pattern portion that bypasses the second interlayer connecting conductor. Bypassing directions of the first bypassing pattern portion and the second bypassing pattern portion are opposite to each other. | 2019-08-01 |
20190237842 | SIGNAL PROCESSING CIRCUIT, SIGNAL PROCESSING MODULE, AND COMMUNICATION APPARATUS - In one example, a signal processing circuit including a directional coupler and a termination part is disclosed. The directional coupler includes a main line as a transmission path of an RF signal and a sub-line constituting a coupled line together with the main line. The termination part includes devices connectable between ground and a first port at an end of the sub-line. The signal processing circuit switches, depending on a frequency of the RF signal, the devices of the termination part to be connected to the first port. The phase of a return signal of a signal input as a coupling signal to the termination part via the first port is opposite to the phase of an isolation signal supplied to a second port at the other end of the sub-line and connected to an output port of the coupling signal. | 2019-08-01 |
20190237843 | DIRECTIONAL COUPLER-INTEGRATED BOARD, RADIO-FREQUENCY FRONT-END CIRCUIT, AND COMMUNICATION DEVICE - A coupler-integrated board includes a coupler, a first capacitor, a second capacitor, a resistance element, a matching circuit, and a multilayer circuit board. The coupler includes a main line and a secondary line. The first capacitor is connected in parallel with the secondary line. The second capacitor connects another end of the secondary line to a ground. The resistance element connects the other end of the secondary line to the ground. The resistance element has an impedance lower than a normalized impedance at a predetermined frequency. The matching circuit is connected between one end of the secondary line and a coupling port. The matching circuit matches an impedance at the coupling port to the normalized impedance at the predetermined frequency. The multilayer circuit board includes laminated base material layers. The coupler is integrated with the multiplayer circuit board. | 2019-08-01 |
20190237844 | LOW-PROFILE CONFORMAL ANTENNA - A low-profile conformal antenna (“LPCA”) is disclosed. The LPCA includes a plurality of dielectric layers forming a dielectric structure. The plurality of dielectric layers includes a top dielectric layer that includes a top surface. The LPCA further includes an inner conductor, a patch antenna element (“PAE”), and an antenna slot. The inner conductor is formed within the dielectric structure, the PAE is formed on the top surface of the top dielectric layer, and the antenna slot is within the PAE. The LPCA is configured to support a transverse electromagnetic (“TEM”) signal within the dielectric structure. | 2019-08-01 |
20190237845 | METHODS AND APPARATUS FOR THE MOUNTING OF ANTENNA APPARATUS - In-building antenna apparatus and methods for manufacturing and installing the same. In one embodiment, the antenna apparatus includes a radome cover, a lower flange, an antenna housing, a spring-loaded mount apparatus, a signaling interface, and a plurality of spring arms. Each of the spring arms may include at least one tie-down location. Accordingly, when a removable tie is placed around a plurality of tie-down locations, the antenna apparatus resides in an installation configuration; however, when the removable tie is removed from around the plurality of tie-down locations, the antenna apparatus transitions towards a default configuration. The spring arms may also act as a ground plane for the antenna. Spring-loaded mount apparatus as well as methods of manufacturing and installing the aforementioned antenna apparatus are also disclosed. | 2019-08-01 |
20190237846 | CHAIN CLAMP - Chain clamp and method for clamping around an elongated object and for serving as a support for separate objects. The chain clamp includes a plurality of links with a first link and a second link, and with each link having two attachment portions, a connection member connecting links, and a tensioner adapted to connect to the first and second link and to force the links towards each other to tension the chain clamp and clamp it around the elongated object. At least one link is a piece cut from an elongated extrusion and has a fixed cross-sectional profile and a longitudinal direction, wherein each of the two attachment portions of the at least one link are defined by a respective portion of the cross sectional profile and its continuation along the longitudinal direction of the at least one link. | 2019-08-01 |
20190237847 | ANTENNA MODULE - The disclosure provides an antenna module adapted for an electronic device having a metal casing. The antenna module includes an antenna structure and a slot structure. The antenna structure includes a radiation portion, a feeding portion, a ground portion and an extension portion, wherein the feeding portion, the ground portion and the extension portion are connected to the radiation portion. The slot structure has an open end and a closed end, wherein the open end of the slot structure is adjacent to the extension portion of the antenna structure. The antenna structure is excited and resonates to generate a first antenna resonant mode, and the slot structure is coupled to the antenna structure and resonates to generate a second antenna resonant mode. | 2019-08-01 |
20190237848 | SYSTEM AND METHOD FOR INTEGRATING AND ADAPTING HYBRID ANTENNA APERTURE WITHIN FULLY METALLIC CHASSIS BASED ON CHASSIS OPERATING CONFIGURATION - An information handling system operable to transition between a plurality of positional configurations comprising a metallic case containing components of the information handling system including a base housing metal chassis operably connected to a display housing metal chassis via a hinge where the base housing metal chassis and display housing metal chassis are moveable with respect to one another around the hinge according to a plurality of positional configurations and the base housing metal chassis forms a back edge of a base housing and a base antenna aperture platform extends from the back edge with a base antenna aperture disposed within the base antenna aperture platform. A radio frequency front end to transmit a communications signal via the base antenna aperture when the base housing metal chassis and display housing metal chassis are placed in the plurality of positional configurations. | 2019-08-01 |
20190237849 | TFT SUBSTRATE, SCANNED ANTENNA HAVING TFT SUBSTRATE, AND METHOD FOR MANUFACTURING TFT SUBSTRATE - A TFT substrate has a semiconductor layer, a gate metal layer including a gate electrode, a gate insulating layer, a source metal layer including a source electrode and a drain electrode, and a contact layer including a source contact portion and a drain contact portion. The source metal layer has a laminated structure including a lower source metal layer and an upper source metal layer, and an edge of the lower source metal layer is positioned inside an edge of the upper source metal layer. At least a portion, which does not overlap the source contact portion or the drain contact portion in the edge of the lower source metal layer and the edge of the upper source metal layer in the plurality of antenna unit regions when viewed in a direction normal to the dielectric substrate, is covered with at least two inorganic layers. | 2019-08-01 |
20190237850 | DIRECTIONAL WIRELESS HOTSPOT DEVICE AND METHOD FOR POINTING A DIRECTIONAL ANTENNA - The present disclosure relates to a directional wireless hotspot device for communication in a mobile network having a number of distributed cells, each cell covered by at least one fixed transceiver, the device comprising: a printed circuit board; a directional antenna; a compass, such as a magnetometer; a geographical positioning device, such as a GPS receiver; an electric motor, such as a substantially flat piezoelectric motor, for rotating the printed circuit board around an axis substantially perpendicular to the directional antenna; a wireless modem, such as a 3G/4G/LTE/5G modem, or a receiving element, such as a socket, arranged to receive an external wireless modem; a local communication element, such as a Wi-Fi circuit, for communication with a local device; a microprocessor configured to calculate an azimuthal rotation angle for pointing the directional antenna to one of the fixed transceivers based on: directional and positional data from the compass and geographical positioning device; positional data of the fixed transceivers; a housing. | 2019-08-01 |
20190237851 | ANTENNA DEVICE AND MIMO ANTENNA ARRAYS FOR ELECTRONIC DEVICE - Radio Frequency (RF) signal antenna devices and MIMO antenna portion arrays including the RF signal antenna devices are described. An antenna device includes a radiator that functions both as a first antenna and as a second antenna, a ground terminal directly connected to the radiator between a first end and a second end of the radiator, a first feed terminal for the first antenna, directly connected to the radiator at a first feed point between the first end of the radiator and the ground terminal; and a second feed terminal for the second antenna, directly connected to the radiator at a second feed point between the second end of the radiator and the ground terminal. | 2019-08-01 |
20190237852 | ANTENNA STRUCTURE AND WIRELESS COMMUNICATION DEVICE USING THE SAME - An antenna structure utilizing metallic frame of electronic device to simultaneously send and receive radio waves on multiple frequencies includes first and second feeding sources and the metallic frame. A notch in the metallic frame creates first and second radiating portions. The first feeding source feeds the first radiating portion, and a first mode and a second mode can be activated simultaneously to generate radiation signals in a first frequency band and a second frequency band. The second feeding source feeds the second radiating portion and a third mode and a fourth mode can be simultaneously activated to generate radiation signals in a third frequency band and a fourth frequency band. A wireless communication device is also provided. The wireless communication device includes a motherboard and the antenna structure. | 2019-08-01 |
20190237853 | Reconfigurable Antenna Device Suitable For Three-Segment Type Metal Back Cover - A reconfigurable antenna device suitable for a three-segment metal back cover is provided. The antenna device may include an antenna radiation body, a first matching module, a second matching module, a switch module and a feeding end. The antenna radiation body cab be parallel to and above a first metal body and a second metal body of the metal back cover. The antenna radiation body can be grounded after being connected to the first matching module. The antenna radiation body is further connected to the second matching module, and the second matching module is connected to the feeding end and a switch module, respectively. A multi-band reconfigurable antenna can be achieved by adjusting the position of the switch module. | 2019-08-01 |
20190237854 | Electronic Device - An electronic device includes a metal frame, an antenna feeding point, an antenna ground, a feeding branch, a grounding branch, an antenna resonance arm, a variable capacitor, and a control circuit. The antenna resonance arm is a part of the metal frame after segmentation, the antenna feeding point is disposed on the feeding branch, a first connection portion and a second connection portion are disposed on the antenna resonance arm, the feeding branch is disposed between the second connection portion and the antenna ground, the grounding branch is disposed between the first connection portion and the antenna ground, the variable capacitor is disposed on the feeding branch, the variable capacitor is disposed between the antenna feeding point and the second connection portion, and the control circuit is configured to adjust a capacitance of the variable capacitor. | 2019-08-01 |
20190237855 | MOBILE TERMINAL - A mobile terminal can include a terminal body having a display unit disposed on one surface thereof; a frame supporting the display unit; a metal member spaced apart from the frame and exposed to an outside of the mobile terminal; a plurality of connecting members connecting the metal member to the frame and grounding the metal member; and an antenna unit disposed adjacent to the frame and including a radiator configured to radiate wireless signals in a first frequency band, in which the metal member is divided into specific areas by the plurality of connecting members, and one area located adjacent to the radiator, is configured to generate a parasitic resonance at a second frequency band different from the first frequency band, and the plurality of connecting members connected to the metal member are spaced apart from one another at different intervals. | 2019-08-01 |
20190237856 | Wearable Device SAR Reduction and Antenna Improvement - A wearable electronic device includes an eyeglasses frame having a front frame and at least one temple coupled to the front frame. At least one antenna is carried within the front frame. | 2019-08-01 |
20190237857 | CAVITY BACKED ANTENNA - There is provided a method and apparatus for providing a cavity backed antenna suitable for off-body communications. The cavity backed antenna comprising a substantially omnidirectional antenna element ( | 2019-08-01 |
20190237858 | DEPLOYABLE BICONICAL RADIO FREQUENCY (RF) SATELLITE ANTENNA AND RELATED METHODS - A radio frequency (RF) satellite antenna may include an antenna housing to be carried by the satellite and having first and second opposing antenna element storage compartments. The antenna may further include a first plurality of self-deploying conductive antenna elements moveable between a first stored position within the first antenna element storage compartment, and a first deployed position extending outwardly from the canister and defining a first conical antenna. The antenna may also include a second plurality of self-deploying conductive antenna elements moveable between a second stored position within the second antenna element storage compartment, and a second deployed position extending outwardly from the canister and defining a second conical antenna. The first and second conical antennas may extend in opposing directions and defining a biconical antenna when in the first and second deployed positions. | 2019-08-01 |
20190237859 | Deployable Reflector - A reflector assembly including a truss engaging the first net at a first plurality of points along the first net perimeter edge and engaging a second net at a second plurality of points along the second net perimeter edge. A truss deployment assembly moves the truss between a truss stowed condition and a truss deployed condition, the truss in the truss deployed condition tensioning said first net or said second net to maintain a substantially flat or parabolic net outer surface. A reflector disposed at the first net sends or receives remote data. | 2019-08-01 |
20190237860 | VEHICULAR ANTENNA ASSEMBLY INCLUDING GNSS ANTENNA AND SDARS ANTENNA WITH REFLECTOR - According to various aspects, disclosed are exemplary embodiments of vehicular antenna assemblies. In an exemplary embodiment, a vehicular antenna assembly generally includes a first satellite antenna configured to be operable for receiving first satellite signals, and a second satellite antenna configured to be operable for receiving second satellite signals different than the first satellite signals received by the first satellite antenna. A reflector is positioned generally between the first and second satellite antennas. The reflector is configured to be operable for reflecting the first satellite signals generally towards the first satellite antenna. | 2019-08-01 |
20190237861 | CHIP ANTENNA AND CHIP ANTENNA MODULE INCLUDING THE SAME - A chip antenna includes a radiation portion having a block shape and a first surface and a second surface opposing each other, and configured to receive and radiate a feed signal as an electromagnetic wave; a first block made of a dielectric material and coupled to the first surface of the radiation portion; a second block made of a dielectric material and coupled to the second surface of the radiation portion; a ground portion having a block shape and coupled to the first block, and configured to reflect the electromagnetic wave radiated by the radiation portion back toward the radiation portion; and a director having a block shape and coupled to the second block, wherein an overall width of the ground portion, the first block, and the radiation portion is 2 mm or less, and the first block has a dielectric constant of 3.5 or more to 25 or less. | 2019-08-01 |