43rd week of 2021 patent applcation highlights part 65 |
Patent application number | Title | Published |
20210336231 | DISPLAY PANEL AND ELECTRONIC DEVICE - A display panel and an electronic device. The display panel includes a substrate and a display region and a transparent display region disposed on the substrate; wherein the transparent display region includes a first anode, a first pixel defining layer, the first pixel defining layer including a first opening exposing the first anode, a first light emitting material disposed on the first anode, a first cathode disposed on the first light emitting material, and a dimming layer disposed on the first anode. | 2021-10-28 |
20210336232 | DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A display device may include a display panel having a first region and a second region having a transmittance lower than a transmittance of the first region, the display panel including a substrate and a pixel layer disposed on the substrate, and an anti-reflection layer disposed on one side of the substrate in an area corresponding to the first region. The anti-reflection layer may include a first anti-reflection pattern including first metal and | 2021-10-28 |
20210336233 | ORGANIC LIGHT EMITTING DEVICE AND ORGANIC LIGHT EMITTING DISPLAY DEVICE - An organic light emitting device and an organic light emitting display device are provided. The organic light emitting device includes a substrate layer, an anode, a pixel defining layer, a light emitting functional layer, a polarizing layer, and an encapsulation layer. The pixel defining layer includes bumps and openings spaced apart from each other, and the openings expose the anode. The light emitting functional layer is disposed on the pixel defining layer. The polarizing layer is disposed on the light emitting functional layer, and the encapsulation layer is disposed on the polarizing layer. | 2021-10-28 |
20210336234 | FLEXIBLE DISPLAY SUBSTRATE AND METHOD FOR MANUFACTURING THE SAME - The present invention provides a flexible display substrate and a method for manufacturing the same. The flexible display substrate has a bending area and a display area. The flexible display substrate includes a first organic layer, multiple first grooves formed on one surface of the first organic layer, an intermediate layer covered on the other surface of the first organic layer, a second organic layer covered on the intermediate layer, multiple second grooves formed on one surface of the second organic layer away from the first grooves, a buffer layer covered on the one surface of the second organic layer, and a gate line covered on the buffer layer. The present invention can reduce stresses of the bending area, improve the damage resistance of the flexible display substrate during bending, and avoid cracks in an inorganic layer and breakage in a metal line. | 2021-10-28 |
20210336235 | OLED DISPLAY AND METHOD FOR MANUFACTURING SAME - The present disclosure provides an OLED display and a method for manufacturing the same. The method comprises steps of forming a planarization layer on the auxiliary electrode, wherein the planarization layer includes an opening; forming a transparent conductive layer and a pixel defining layer on the planarization layer, and patterning the same, such that both the transparent conductive layer and the pixel defining layer is located above the opening to shield a side of the opening that is adjacent to a non-display area; and forming a cathode electrode on the pixel defining layer by evaporation, such that the cathode electrode partially covers a side of the auxiliary electrode. | 2021-10-28 |
20210336236 | DISPLAY PANEL AND MANUFACTURING METHOD THEREOF - A display panel and a manufacturing method thereof are provided. The display panel comprises a substrate, a light-emitting device layer, and an encapsulation layer. The light-emitting device layer comprises an anode layer, a light-emitting layer, a cathode layer, and a light transmission layer between the cathode layer and the substrate. | 2021-10-28 |
20210336237 | APPARATUS FOR MANUFACTURING DISPLAY DEVICE AND METHOD FOR MANUFACTURING DISPLAY DEVICE - An apparatus for manufacturing a display device includes: a stage unit; and a suction unit located above the stage unit, wherein the suction unit includes: a main body including an outer box with top and bottom openings and an inner cup disposed in the outer box; a first air blower disposed above the main body and including a first main pipe extending in a first direction and a second air blower including a second main pipe extending in a second direction intersecting the first direction; a lower plate coupled to a lower end of the outer box and including a through hole; and a suction inlet defined by an inner end of the lower plate defining the through hole and a lower end of the inner cup, wherein the suction inlet is opened downward. | 2021-10-28 |
20210336238 | BATTERY ASSEMBLY AND ELECTRONIC DEVICE HAVING THE SAME - The disclosure relates to a battery assembly and an electronic device having the same, wherein the battery assembly is electrically connected to battery contact. The battery assembly includes a battery body, battery terminal, and first insertion portion. The battery terminal is disposed on the battery body, and the first insertion portion is slidably disposed on the battery body. The first insertion portion is removably inserted into an idle space formed in the battery contact so that at least part of the battery contact is clamped by the first insertion portion and the battery terminal. | 2021-10-28 |
20210336239 | PULSE PLATING OF LITHIUM MATERIAL IN ELECTROCHEMICAL DEVICES - The present invention is directed to battery system and operation thereof. In an embodiment, lithium material is plated onto the anode region of a lithium secondary battery cell by a pulsed current. The pulse current may have both positive and negative polarity. One of the polarities causes lithium material to plate onto the anode region, and the opposite polarity causes lithium dendrites to be removed. There are other embodiments as well. | 2021-10-28 |
20210336240 | MODIFICATION OF LITHIUM ION ELECTRODE MATERIALS VIA ATOMIC LAYER DEPOSITION TECHNIQUES - A method for coating of lithium ion electrode materials via atomic layer deposition. The coated materials may be integrated in part as a dopant in the electrode itself via heat treatment forming a doped lithium electrode. | 2021-10-28 |
20210336241 | SYSTEM AND METHOD FOR MANUFACTURING ELECTRODE FOR SECONDARY BATTERY - A system for manufacturing an electrode for a secondary battery includes, a mixing unit forming a fibrillated mixture by fibrillating a powder mixture of active material powder, binder powder, and conductive material powder, a forming unit forming a mixture film by the fibrillated mixture, a pressurizing unit uniformizing a thickness of the mixture film by pressurizing rollers to form an electrode component film, first and second winding rolls each supplied and wound with the electrode component film from the pressurizing unit, a base material film roll located between first and second winding rolls and wound with a base material film, and a lamination unit configured to heat and cool to form a junction of the first electrode component film, the base material film, and the second electrode component film that are consecutively stacked. | 2021-10-28 |
20210336242 | MANUFACTURING METHOD AND MANUFACTURING SYSTEM OF COMPRESSED STRIP-SHAPED ELECTRODE PLATE - This manufacturing method is a method of manufacturing a compressed strip-shaped electrode plate. The method includes: a preliminary compression step of forming a pre-compressed strip-shaped electrode plate by roll-pressing an uncompressed strip-shaped electrode plate in which an uncompressed active material layer that is not yet compressed is formed on a current collector foil; an attraction and removal step of attracting and removing fine particles of active material particles from near a surface of a pre-compressed active material layer by an attracting magnet that is disposed so as to be separated from the pre-compressed active material layer in a thickness direction; and a main compression step of obtaining the compressed strip-shaped electrode plate by roll-pressing a particle-removed strip-shaped electrode plate from which the fine particles have been removed. | 2021-10-28 |
20210336243 | SILICON-BASED ANODE MATERIAL FOR LITHIUM ION BATTERY - A porous reduced silica fiber material has a diameter of about 0.1 to about 20 microns and a surface area of about 5 m | 2021-10-28 |
20210336244 | SECONDARY BATTERY AND APPARATUS INCLUDING THE SECONDARY BATTERY - This application relates to a secondary battery and an apparatus including the secondary battery. Specifically, the secondary battery of this application includes a negative electrode plate, where the negative electrode plate includes a negative current collector and negative film layers where the negative film layers include a first negative film layer and a second negative film layer, the first negative film layer is disposed on at least one surface of the negative current collector and includes a first negative active material, and the second negative film layer is disposed on the first negative film layer and includes a second negative active material; the first negative active material includes natural graphite, and the second negative active material includes artificial graphite; the first negative active material satisties 4.0≤COI | 2021-10-28 |
20210336245 | POROUS MATERIALS FOR BATTERY ELECTRODES - Systems and methods of the various embodiments may provide porous materials for electrodes of electrochemical energy storage systems. | 2021-10-28 |
20210336246 | Method And System For All-Conductive Battery Electrodes - Systems and methods for all-conductive battery electrodes may include an electrode coating layer on a current collector, where the electrode coating layer comprises more than 50% silicon, and where each material in the electrode has a resistivity of less than 100 Ω-cm. The silicon may have a resistivity of less than 10 Ω-cm, less than 1 Ω-cm, or less than 1 mΩ-cm. The electrode coating layer may comprise pyrolyzed carbon and/or conductive additives. The current collector comprises a metal foil. The metal current collector may comprise one or more of a copper, tungsten, stainless steel, and nickel foil in electrical contact with the electrode coating layer. The electrode coating layer comprises more than 70% silicon. The electrode may be in electrical and physical contact with an electrolyte. The electrolyte may comprise a liquid, solid, or gel. The battery electrode may be in a lithium ion battery. | 2021-10-28 |
20210336247 | POSITIVE ELECTRODE PLATE, AND ELECTROCHEMICAL APPARATUS AND ELECTRONIC APPARATUS INCLUDING THE POSITIVE ELECTRODE PLATE - A positive electrode plate includes a positive electrode current collector and two positive electrode active material layers on both surfaces of the positive electrode current collector. The positive electrode active material layer includes a positive electrode active material and graphene. And 7.74≤Dv50 | 2021-10-28 |
20210336248 | LITHIUM COMPOSITE OXIDE SINTERED BODY PLATE - A lithium composite oxide sintered body plate includes a porous structure in which a plurality of primary particles of a lithium composite oxide having a layered rock-salt structure are bonded is included, in which a porosity is 15 to 50%, a ratio of the primary particles whose average inclination angle being an average value of angles between a (003) plane of the plurality of primary particles and a plate surface of the sintered body plate is more than 0° and 30° or less is 60% or more, one or more additive elements selected from Nb, Ti, W are contained, and an addition amount of the one or more additive elements to an entire of the sintered body plate is 0.01 wt % or more and 2.0 wt % or less. | 2021-10-28 |
20210336249 | NEGATIVE MASS FOR LEAD-ACID BATTERY ELECTRODES AND LEAD-ACID BATTERY INCLUDING SAME - A blended expander formula for use in the preparation of lead acid battery electrodes is disclosed. The mixture comprises fine particle barium sulfate, a first oxylignin, a second oxylignin, and a carbonaceous material. A method, a negative paste, and a negative electrode including the blended expander mixture are also disclosed. A lead-acid absorbent glass mat battery is further disclosed. | 2021-10-28 |
20210336250 | FREESTANDING LAMINATE, METHOD FOR THE MANUFACTURE THEREOF, AND METHOD OF MAKING A LEAD CARBON BATTERY - A freestanding laminate includes a separator and an anode layer. The anode layer includes an electrically conductive carbon active material including particular amounts of an activated carbon; a binder; and an electrically conductive filler. The anode layer is in direct physical contact with a first side of the separator. The freestanding laminate is particularly useful for use in various energy storage devices. | 2021-10-28 |
20210336251 | ELECTRODES WITH SILICON OXIDE ACTIVE MATERIALS FOR LITHIUM ION CELLS ACHIEVING HIGH CAPACITY, HIGH ENERGY DENSITY AND LONG CYCLE LIFE PERFORMANCE - Improved negative electrodes can comprise a silicon based active material blended with graphite to provide more stable cycling at high energy densities. In some embodiments, the negative electrodes comprise a blend of polyimide binder mixed with a more elastic polymer binder with a nanoscale carbon conductive additive. The silicon-based blended graphite negative electrodes can be matched with positive electrodes comprising nickel rich lithium nickel manganese cobalt oxides to form high energy density cells with good cycling properties. | 2021-10-28 |
20210336252 | POSITIVE ELECTRODE ACTIVE MATERIAL, ELECTROCHEMICAL DEVICE, AND ELECTRONIC DEVICE - A positive electrode active material, including: a secondary particle formed from a primary particle. The secondary particle includes an inner part and an outer part that wraps the inner part. A ratio of an average particle size of primary particles in the outer part to an average particle size of primary particles in the inner part is G, and 1.1≤G≤10. The outer part is a region from an interface of the secondary particle to a surface of the secondary particle, and the inner part is a region from the interface of the secondary particle to a center of the secondary particle. The positive electrode active material in this disclosure improves cycle performance while ensuring good rate performance. | 2021-10-28 |
20210336253 | Anode Active Material And The Secondary Battery Comprising The Same - Disclosed is an anode active material comprising a lithium metal oxide represented by the following Formula 1, wherein the anode active material is surface-coated with a silane compound and a silicon content of the silane compound is 0.01 to 5% by weight, based on the total amount of the anode active material: | 2021-10-28 |
20210336254 | METAL AND METAL-ALLOY BASED BATTERIES - Provided herein are methods for making a metal and metal-alloy anode battery having electrolytes which include Al—Cl | 2021-10-28 |
20210336255 | METHOD FOR PRODUCING NEGATIVE ELECTRODE MATERIAL FOR SECONDARY BATTERY - The present disclosure relates to a method for producing a negative electrode material for a secondary battery having excellent electrochemical performance by using a silicon oxide with a low oxygen content, and a negative electrode material for a secondary battery produced by the method, a secondary battery,
| 2021-10-28 |
20210336256 | ELECTROLYTIC MANGANESE DIOXIDE, METHOD FOR PRODUCING SAME, AND USE OF SAME - To provide electrolytic manganese dioxide excellent in low rate characteristics and middle rate characteristics when used as a cathode material for alkaline manganese dry cells, and a method for its production. | 2021-10-28 |
20210336257 | SLURRY FOR SECONDARY BATTERIES, POSITIVE ELECTRODE FOR SECONDARY BATTERIES, AND SECONDARY BATTERY - This slurry for secondary batteries includes inorganic particles, a binding material, and a dispersion medium. The inorganic particles are formed from a metal compound, including as main components, an alkali metal and a metal other than alkaline earth metals, the contained amount of the alkali metal being 0.001-2 mass %. A positive electrode according to an embodiment of the present invention is provided with a collector, an intermediate layer formed on at least one surface of the collector, and a mixture layer formed on the intermediate layer. The intermediate layer includes the inorganic particles, a binding material, and a conductive material. | 2021-10-28 |
20210336258 | POSITIVE ELECTRODE ACTIVE MATERIAL AND ITS PREPARATION METHOD, SODIUM ION BATTERY AND APPARATUS CONTAINING THE SODIUM ION BATTERY - The present application discloses a positive electrode active material and its preparation method, a sodium ion battery and an apparatus containing the sodium ion battery. The positive electrode active material satisfies a chemical formula Na | 2021-10-28 |
20210336259 | LITHIUM TRANSITION METAL COMPLEX OXIDE POWDER, NICKEL-CONTAINING TRANSITION METAL COMPLEX HYDROXIDE POWDER, POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, POSITIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY - A lithium transition metal complex oxide powder, in which the following requirements (1) and (2) are satisfied. | 2021-10-28 |
20210336260 | CATHODE ACTIVE MATERIAL USED FOR LITHIUM ION SECONDARY BATTERY AND LITHIUM ION SECONDARY BATTERY - The present invention is to provide a cathode active material used for a lithium ion secondary battery which has a large charge-discharge capacity, and excels in charge-discharge cycle properties, output properties and productivity, and, a lithium ion secondary battery using the same. The cathode active material used for a lithium ion secondary battery comprises a lithium-transition metal composite oxide having an α-NaFeO | 2021-10-28 |
20210336261 | METHOD AND APPARATUS FOR PREPARING TRANSITION METAL LITHIUM OXIDE - The present disclosure provides a method for preparing a transition metal lithium oxide, comprising steps of: A) mixing a lithium salt and a transition metal compound, and performing a pretreatment to obtain a precursor; wherein the pretreatment temperature is 100-300° C.; and the pretreatment time is 1-10 h; B) precalcining the precursor to obtain an intermediate; and C) continuously feeding the intermediate into a feed port of a moving bed reactor, and calcining, to obtain a transition metal lithium oxide. In the present disclosure, a pretreatment process is performed before the precalcination, and the pretreatment temperature and time are further limited, thereby solving the problem of material hardening during the calcination process of battery materials. In conjunction with using a moving bed reactor, the gas phase and the solid phase are sufficiently contacted, and at the same time the thickness of the filler is increased, the productivity is enhanced and the oxygen consumption is largely decreased at the same time. The present disclosure further provides an apparatus for preparing a transition metal lithium oxide. | 2021-10-28 |
20210336262 | POSITIVE ELECTRODE ACTIVE MATERIAL AND ITS PREPARATION METHOD, SODIUM ION BATTERY AND APPARATUS CONTAINING THE SODIUM ION BATTERY - The present application discloses a positive electrode active material and its preparation method, a sodium ion battery and an apparatus containing the sodium ion battery. The positive electrode active material satisfies a chemical formula of Na | 2021-10-28 |
20210336263 | ION CONDUCTIVE LAYER AND METHODS OF FORMING - An ion conductive layer can include a hygroscopic ion conductive material, such as a halide-based material. In an embodiment, the ion conductive layer can include an organic material, ammonium halide, or a combination thereof. | 2021-10-28 |
20210336264 | ORGANIC POSITIVE ELECTRODE ACTIVE MATERIAL FOR AQUEOUS REDOX FLOW BATTERY - An organic positive electrode active material for aqueous redox flow batteries, and more particularly, to technology of applying an organic positive electrode active material to make up for the drawbacks of conventional aqueous redox flow batteries. An aqueous redox flow battery to which a particular positive electrode active material is applied has no problems regarding metal deposition, and can also be useful in realizing a high energy density because the positive electrode active material may be used at high concentration due to an increase in solubility in a solvent, attaining a high working voltage, and enhancing energy efficiency. Also, the aqueous redox flow battery has excellent economic feasibility because an expensive organic electrolyte is not used. | 2021-10-28 |
20210336265 | ION CONDUCTIVE LAYER AND METHODS OF FORMING - A solid ion conductive layer can include a foamed matrix and an electrolyte material including a hygroscopic material. In an embodiment, the electrolyte material can include a halide-based material, a sulfide-based material, or any combination thereof. In another embodiment, the solid ion conductive layer can include total porosity of at least 30 vol % for a total volume of the solid ion conductive layer. | 2021-10-28 |
20210336266 | Polymer Coating Process For Electrode Assemblies Incorporating Ion Exchange Materials - A method of manufacturing a battery cell includes forming an electrode and coating the electrode with a n-mer solution. The n-mer coated electrode is treated by heat, ultraviolet, or cross linking agents to polymerize the n-mer and form an ion exchange material that covers at least some of the electrode. | 2021-10-28 |
20210336267 | ALKALINE BATTERY - An alkaline battery includes a bottomed tubular battery can made of metal, serving as a positive electrode current collector; a positive electrode mixture sealed in the battery can and formed in a cylindrical shape, the positive electrode mixture containing manganese dioxide as a positive electrode active material and containing a binder including fluorine resin such that a ratio of the binder to the positive electrode active material is 0.2 wt % or more and 0.8 wt % or less; a bottomed tubular separator sealed in the battery can and arranged on an inner peripheral side of the positive electrode mixture; a gel-form negative electrode mixture sealed in the battery can, arranged inside the separator, containing zinc powder as a negative electrode active material; and an electrolyte that includes an alkaline aqueous solution, sealed in the battery can. | 2021-10-28 |
20210336268 | METHOD AND SYSTEM FOR FUNCTIONAL CONDUCTIVE POLYMER INITIATED CATHODE ELECTROLYTE INTERFACE FOR SILICON ANODE-BASED LITHIUM ION BATTERIES - Systems and methods for conductive polymer monomers as cathode additives for silicon-based lithium ion batteries may include a silicon-based anode, an electrolyte, and a cathode. The cathode may include an active material and small amounts of dispersed conductive polymer monomer additive. The cathode active material may include one or more of nickel cobalt aluminum oxide (NCA), nickel cobalt manganese oxide (NCM), lithium iron phosphate (LFP), lithium cobalt oxide (LCO), and lithium manganese oxide (LMO). The conductive polymer monomer additive may any known monomer based on thiophene, aniline, and/or pyrrole core structures alone or in combination. The conductive polymer monomer additive may comprise 5% or less by weight of the active material, or 1% or less by weight of the active material, or 0.5% or less by weight of the active material. | 2021-10-28 |
20210336269 | All-SOLID-STATE SECONDARY BATTERY - An all-solid-state secondary battery includes: a cathode layer including a cathode active material, an anode layer including an anode current collector and an anode active material layer disposed on the anode current collector, the anode active material layer including an anode active material and amorphous carbon, and a solid electrolyte layer disposed between the cathode active material layer and the anode active material layer, wherein a weight ratio of the anode active material to the amorphous carbon is 1:3 to 1:1, and the anode layer has sheet resistance of about 0.5 milliohms-centimeters or less. | 2021-10-28 |
20210336270 | VOLUME-EXPANSION ACCOMMODABLE ANODE-FREE SOLID-STATE BATTERY - Various arrangements of an anode-free battery cell are presented herein. The battery cell can include a lithium ion buffer layer that is located between a electrolyte and an anode current collector. Lithium ions may be stored within the lithium ion buffer layer when the battery cell is charged, which can decrease an amount of swelling within the battery cell. | 2021-10-28 |
20210336271 | COMPOSITION FOR FORMING THIN FILM FOR ENERGY STORAGE DEVICE ELECTRODE, COMPOSITE CURRENT COLLECTOR FOR ENERGY STORAGE DEVICE ELECTRODE, ENERGY STORAGE DEVICE ELECTRODE, AND ENERGY STORAGE DEVICE - Provided is a composition for forming a thin film for an energy storage device that contains a cationic polymer, and does not contain an electrically conductive carbon material. | 2021-10-28 |
20210336272 | ONE-SIDED ELECTRODE WITH REDUCED TWISTING FOR A SECONDARY BATTERY, AND METHOD FOR PRODUCING SAME - The present invention provides a one-sided electrode for a secondary battery comprising a current collector, an electrode mixture layer applied to one surface of the current collector, and an electrode distortion-preventing layer formed on the other surface of the current collector to which no electrode mixture is applied. The one-sided electrode according to the present invention exhibits significantly reduced warping or curling after a rolling process and has the advantages of facilitating subsequent processes and enabling enhanced productivity. | 2021-10-28 |
20210336273 | IMPROVED LEAD ACID BATTERY SEPARATORS, SEPARATOR AND ELECTRODE ASSEMBLIES, BATTERIES, SYSTEMS, AND RELATED METHODS - The present disclosure or invention is directed to novel or improved separators for a variety of lead acid batteries and/or systems. In addition, exemplary embodiments disclosed herein are directed to novel or improved battery separators, separator profiles, separator and electrode assemblies incorporating the same, battery cells incorporating the same, batteries incorporating the same, systems incorporating the same, and/or methods of manufacturing and/or of using the same, and/or the like, and/or combinations thereof. For example, disclosed herein are exemplary embodiments of improved electrode plate and separator assemblies ( | 2021-10-28 |
20210336274 | LITHIUM SECONDARY BATTERY - A lithium secondary battery including a negative electrode in which a negative electrode mixture included in the negative electrode is formed by charge and discharge of the battery. This negative electrode is formed by charge-induced formation of lithium metal on a negative electrode current collector having a three-dimensional structure form. The lithium secondary battery forms lithium metal while being blocked from the atmosphere. Therefore, formation of a surface oxide layer (native oxide layer) on a negative electrode is blocked and a lithium dendrite growth suppressing effect is achieved by forming lithium metal on a negative electrode current collector having a three-dimensional structure form. The lithium secondary battery has a superior battery efficiency and reduces declines in lifetime properties. | 2021-10-28 |
20210336275 | ELECTRODE FOR MEMBRANE-ELECTRODE ASSEMBLY AND METHOD OF MANUFACTURING SAME - Disclosed are an electrode including a porous substrate, a membrane-electrode assembly for a fuel cell including the same and a method of manufacturing the same. In the method of manufacturing the membrane-electrode assembly, the amount of a catalyst that is loaded depending on the position is applied in a gradational manner, thus efficiently using the catalyst, thereby reducing costs owing to the use of a decreased amount of the metal catalyst. Further, the membrane-electrode assembly includes the electrode including a porous substrate, thus making it easy to select hot-pressing conditions and increasing processing efficiency. The porous substrate is hydrophobic and the pore size in the electrode is not decreased compared to conventional electrodes, thus reducing flooding and generating various operation regions. The electrode including the porous substrate can minimize electrode loss, thus improving electrode durability. | 2021-10-28 |
20210336276 | ANODE CATALYST LAYER FOR FUEL CELL AND FUEL CELL USING SAME - An anode catalyst layer for a fuel cell includes: electrode catalyst particles; a carbon carrier carrying the electrode catalyst particles; water electrolysis catalyst particles; a proton-conductive binder; and a graphitized carbon, wherein the content of graphitized carbon in the anode catalyst layer for a fuel cell is 15-70 volume % with respect to the total volume of the electrode catalyst particles, the carbon carrier, and the graphitized carbon. | 2021-10-28 |
20210336277 | GAS DIFFUSION LAYER FOR METAL-AIR BATTERY, METHOD OF MANUFACTURING THE SAME, AND METAL-AIR BATTERY INCLUDING THE SAME - A gas diffusion layer for a metal-air battery, the gas diffusion layer including: a porous layer including non-conductive fiber structures, a conductive carbon layer including a carbon material that is disposed on a surface of a non-conductive fiber structure of the plurality of non-conductive fiber structures. | 2021-10-28 |
20210336278 | ANODE CATALYST LAYER FOR FUEL CELL AND FUEL CELL USING SAME - This anode catalyst layer for a fuel cell contains electrode catalyst particles, a carbon carrier on which the electrode catalyst particles are loaded, water electrolysis catalyst particles, a proton-conducting binder, and graphitized carbon. At least part of the carbon carrier has a crystallite size La of 3.0 nm or more. | 2021-10-28 |
20210336279 | FUEL CELL MODULE, FUEL CELL STACK, AND MANUFACTURING METHOD OF FUEL CELL MODULE - A fuel cell module that suppress deterioration of an electrolyte membrane is provided. The fuel cell module includes a membrane-electrode assembly (MEA) including a polymer electrolyte membrane, an anode catalyst layer disposed on a surface of the membrane, a cathode catalyst layer disposed on the other surface of the membrane, and a pair of gas diffusion layers laminated on the anode catalyst layer and the cathode catalyst layer respectively, a pair of separators sandwiching the MEA; and a sealing member sealing the MEA and each of the pair of separators together. One gas diffusion layer and the sealing member overlaps in a thickness direction within a region including a center-side edge of the sealing member, and the one gas diffusion layer is notched through in the thickness direction at a part of a portion corresponding to the region. | 2021-10-28 |
20210336280 | FUEL CELL SUB-ASSEMBLY - Disclosed herein are aspects of methods, systems, and devices forming fuel cell sub-assemblies including placing a gasket with a peripheral seal defining a central aperture of the gasket on at least one of an anode flow plate and a cathode flow plate then placing a gas diffusion layer having less rigidity than the gasket within said within said central aperture wherein the gas diffusion layer is substantially uniformly spaced by a predetermined spacing from the inside facing surface of the gasket for forming a gallery. | 2021-10-28 |
20210336281 | FUEL CELL SYSTEM AND METHOD FOR DETERMINING FUEL CELL STACK REUSABILITY - The fuel cell system, is a fuel cell system, comprising a fuel cell stack assembly, wherein the fuel cell stack assembly comprises a fuel cell stack and a data storage configured to store a start-up history of the fuel cell stack; wherein the data storage comprises a detector configured to detect a presence or absence of a connection to at least one selected from the group consisting of an external power source and an external communication device; and wherein the data storage starts up when a voltage of the fuel cell stack is a predetermined threshold value or more. | 2021-10-28 |
20210336282 | APPARATUS AND METHOD FOR CONTROLLING COOLING OF FUEL CELL-BASED GENERATOR SYSTEM - An apparatus for controlling cooling of a fuel cell-based generator system is provided. The apparatus includes a first valve disposed between an individual cooling-water line of a first fuel cell system and a common cooling-water line and a first valve driver that opens and closes the first valve. A second valve is disposed between an individual cooling-water line of a second fuel cell system and the common cooling-water line and a second valve driver opens and closes the second valve. A controller determines whether a cooling-water temperature of the first fuel cell system exceeds a reference value, and opens the first valve and the second valve so that cooling-water for the second fuel cell system flows into the first fuel cell system, when the cooling-water temperature of the first fuel cell system exceeds the reference value. | 2021-10-28 |
20210336283 | FUEL CELL SYSTEM - To provide a fuel cell system configured to reduce the drying of the inside of the fuel cell stack and increase the power generation performance of the fuel cell stack by reducing a circulation gas flow rate during high temperature operation. Disclosed is a fuel cell system comprising: a fuel cell stack, an ejector, a first injector which supplies fuel gas to the ejector, a second injector which has a smaller fuel gas injection amount than the first injector and which supplies the fuel gas to the ejector, a third injector which supplies the fuel gas to fuel electrodes of the fuel cell stack, a fuel gas supplier, a first supply flow path, a second supply flow path which enables the supply of the fuel gas from the third injector to the fuel electrodes of the fuel cell stack, a circulation flow path, a temperature detector, and a controller. | 2021-10-28 |
20210336284 | ELECTROCHEMICAL SYSTEM WITH CONFINED ELECTROLYTE - Described herein are systems and methods for the management and control of electrolyte within confined electrochemical cells or groups (e.g. stacks) of connected electrochemical cells, for example, in an electrolyzer. Various embodiments of systems and methods provide for the elimination of parasitic conductive paths between cells, and/or precise passive control of fluid pressures within cells. In some embodiments, a fixed volume of electrolyte is substantially retained within each cell while efficiently collecting and removing produced gases or other products from the cell. | 2021-10-28 |
20210336285 | ELECTROLYTE MEMBRANE OF A MEMBRANE-ELECTRODE ASSEMBLY HAVING IMPROVED CHEMICAL DURABILITY AND A MANUFACTURING METHOD THEREOF - An electrolyte membrane of a membrane-electrode assembly is formed by a manufacturing method yielding a membrane with improved chemical durability. The manufacturing method includes preparing an antioxidant solution, mixing the antioxidant solution and a first ionomer dispersion solution, drying the mixture to produce a composite having an antioxidant and a first ionomer surrounding the antioxidant, introducing and mixing the composite with a second ionomer dispersion solution, and applying that mixture to a substrate and drying the mixture to manufacture an electrolyte membrane. The resulting electrolyte membrane includes the composite having an antioxidant in an ionic state and a first ionomer surrounding the antioxidant. | 2021-10-28 |
20210336286 | FUEL CELL SYSTEM - A fuel cell system includes a stack of unit cells generating power using reaction gasses, an end plate stacked on an end face of the stack, a circulation passage for fuel off-gas, and an ejector including an inflow port for fuel gas, a suction port sucking fuel off-gas in from the circulation passage, an ejection port ejecting fuel gas and fuel off-gas, and a diffuser diffusing fuel gas and fuel off-gas toward the ejection port, the stack including a manifold through which fuel gas and fuel off-gas flow, the end plate having a recess accommodating the ejector, and a continuous hole between the ejection port and the manifold, the ejector being in contact with an inner face of the recess such that a flow direction of fuel gas and fuel off-gas in the diffuser is along a plate surface of the end plate and the suction port is exposed. | 2021-10-28 |
20210336287 | Battery Module Including Foldable Side Plate and Method for Manufacturing Same - A battery module includes a first module and a second module, each including a cell stack having a plurality of battery cells stacked vertically and a bus bar frame assembly configured to cover a front surface and a rear surface of the cell stack; and a pair of foldable side plates including a first side plate configured to cover and pressurize one side surface and another side surface of the first module and a second side plate configured to cover and pressurize one side surface and another side surface of the second module and coupled to the first side plate by a hinge. | 2021-10-28 |
20210336288 | ENERGY STORAGE DEVICE AND ENERGY STORAGE DEVICE PRODUCTION METHOD - An energy storage device includes an electrode body in which an electrode is stacked, a container in which the electrode body is accommodated, a cover plate structure including a cover plate that closes the container, and a spacer that is attached to the electrode body. The spacer includes a positioning unit that positions the cover plate structure. An engaging unit, engaging with the positioning unit, is provided in the cover plate structure. | 2021-10-28 |
20210336289 | SOLID ELECTROLYTE AND ALL-SOLID CELL - In a solid electrolyte to which an imide-based electrolyte salt is applied, corrosion of a current collector of Al is suppressed. A solid electrolyte containing an imide-based Li electrolyte salt, nanoparticles, glyme, and a first additive, wherein the first additive is represented by formula (1) wherein M is any element of nitrogen (N), boron (B), phosphorus (P) and sulfur (S), R is a hydrocarbon group, and A | 2021-10-28 |
20210336290 | FRAMEWORK SUPPORTED SOLID-STATE ELECTROLYTE COMPOSITES FOR ALL-SOLID-STATE BATTERIES - An all-solid-state battery system having a solid-state electrolyte composite is provided. The solid-state electrolyte composite includes a porous framework providing support and mechanical strength for the solid-state electrolyte composite and a plurality of ionic conductors filling voids of the porous framework for maximizing ionic conductance of the solid-state electrolyte composite. The porous framework may be made of ultra-high-molecular-weight polyethylene (UHMWPE) polymers and the plurality of ionic conductors may be made of poly(ethylene oxide)-LiN(SO | 2021-10-28 |
20210336291 | SOLID THIOPHOSPHATE ELECTROLYTE COMPOSITION FOR LITHIUM-BASED BATTERIES - A solid electrolyte (SE) composition comprising a homogeneous blend of lithium thiophosphate particles and a polyalkylene oxide, wherein the lithium thiophosphate particles have the formula xLi | 2021-10-28 |
20210336292 | MULTI-ELECTROLYTE BATTERY - A multi-electrolyte battery, that may include an anode, a cathode, a solid electrolyte positioned between the anode and the cathode, current carriers that comprises an anode current carrier and a cathode current carrier; and at least one other electrolyte. The anode current carrier and the cathode current carrier comprise two external portions that extends outside the anode. The solid electrolyte is sealingly coupled to the two external portions of at least one of the current carriers to define at least one sealed electrolyte, the at least one sealed electrolyte belongs to the at least one other electrolyte. | 2021-10-28 |
20210336293 | AQUEOUS ZINC-METAL BATTERIES COMPRISING "WATER-IN-SALT" ELECTROLYTE - Water-in-salt electrolytes for zinc metal batteries are disclosed. The electrolyte includes a zinc halide. The electrolyte may be a hybrid water-in-salt electrolyte further including an additional metal halide or nonmetal halide. Batteries including the electrolytes are disclosed, as well as devices including the batteries and methods of making the batteries. | 2021-10-28 |
20210336294 | SOLID ELECTROLYTE MEMBRANE, METHOD FOR MANUFACTURING THE SAME AND ALL-SOLID-STATE BATTERY COMPRISING THE SAME - The present disclosure relates to an electrolyte membrane for an all-solid-state battery, an all-solid-state battery comprising the electrolyte membrane and a method for manufacturing the solid electrolyte membrane. The solid electrolyte membrane may be obtained by stacking a first protective layer, a first film-type solid electrolyte material, a porous substrate, a second film-type solid electrolyte material and a second protective layer successively to prepare a laminate structure; and carrying out pressurization of the laminate structure so that the first and the second solid electrolyte materials may be pressed into the porous substrate and the pores of the porous substrate may be filled with the solid electrolyte materials. | 2021-10-28 |
20210336295 | LIQUID CATHODE FORMULATION FOR RECHARGEABLE METAL HALIDE BATTERY - A rechargeable metal halide battery with an optimized active cathode electrolyte solution has high energy density and does not require charging following fabrication. The optimized active cathode electrolyte solution includes (i) a mixture of a metal halide and its corresponding halogen dissolved in an organic solvent at a concentration ratio greater than 0.5 and (ii) an oxidizing gas. The organic solvent is a nitrile-based compound and/or a heterocyclic compound. Glyme may be added to the organic solvent to improve battery performance. | 2021-10-28 |
20210336296 | ELECTROLYTE COMPOSITIONS FOR RECHARGEABLE METAL HALIDE BATTERY - A rechargeable metal halide battery with an optimized electrolyte formulation shows high capacity at fast charging rates. The optimized electrolyte includes a metal halide, an oxidizing gas, and a mixed-solvent solution that includes a glyme-based compound that is in a volume fraction of between 20-70 volume % of the mixed-solvent solution. The mixed-solvent solution may further include a nitrile compound and/or a heterocyclic compound. | 2021-10-28 |
20210336297 | METHOD OF MANUFACTURING ALL-SOLID STATE SECONDARY BATTERY, ELECTRODE SHEET FOR ALL-SOLID STATE SECONDARY BATTERY, AND METHOD OF MANUFACTURING ELECTRODE SHEET FOR ALL-SOLID STATE SECONDARY BATTERY - Provided is a method of manufacturing an all-solid state secondary battery having a layer configuration in which a positive electrode active material layer, a solid electrolyte layer, and a negative electrode active material layer are laminated in this order, the method comprising: a pre-compression bonding step of laminating a solid electrolyte layer and one of a positive electrode active material layer or a negative electrode active material layer to form a laminate and compressing the laminate to bond the layers, the solid electrolyte layer being formed on a support and including a binder consisting of a polymer and an inorganic solid electrolyte; a step of peeling off the support from the solid electrolyte layer such that 1% to 10 mass % of the solid electrolyte layer that is compressed and bonded to the active material layer remains in the support; and a post-compression bonding step of laminating the solid electrolyte layer from which the support is peeled off and another one of the positive electrode active material layer or the negative electrode active material layer to form a laminate and compressing the laminate to bond the layers. Provided also are an electrode sheet for an all-solid state secondary battery that is manufactured in the manufacturing method, and a method of manufacturing the electrode sheet for an all-solid state secondary battery. | 2021-10-28 |
20210336298 | WARNING SYSTEM AND WARNING METHOD FOR A MOTOR VEHICLE HAVING A HIGH-VOLTAGE BATTERY - A warning system and a warning method for a motor vehicle having a high-voltage battery. The warning system includes a battery housing having the high-voltage battery, an underride protection device, a spatially closed cavity, at least one pressure sensor, and an evaluation device. The spatially closed cavity is arranged in a vertical direction of the warning system above the underride protection device and below the battery housing and is designed to change a volume of the cavity upon a deformation of the underride protection device under the action of a predetermined external force on the underride protection device. The at least one pressure sensor is designed to detect a pressure change value that describes a change in pressure in the pressure in the cavity. | 2021-10-28 |
20210336299 | BATTERY MANAGEMENT APPARATUS, BATTERY MANAGEMENT METHOD, AND BATTERY ENERGY STORAGE SYSTEM - A battery management apparatus for managing a chargeable-dischargeable battery includes: a battery status calculation unit that calculates a degradation degree of the battery; a degradation speed calculation unit that calculates a degradation speed of the battery on the basis of the degradation degree; and an upper limit temperature setting unit that sets an upper limit temperature of the battery on the basis of the degradation speed, wherein the upper limit temperature setting unit raises the upper limit temperature in association with a decrease of the degradation speed. | 2021-10-28 |
20210336300 | METHOD AND DEVICE FOR DETERMINING STATE OF RECHARGEABLE BATTERY - A rechargeable battery state determination method determines whether a rechargeable battery is in a micro-short-circuit-prone state, which is a state that is highly likely to form a micro-short circuit. The rechargeable battery state determination method includes measuring an electron transfer resistance of the rechargeable battery by applying a voltage or current having a predetermined or higher frequency to an electrode system of the rechargeable battery, determining whether an inter-electrode distance is satisfactory based on a comparison of the measured electron transfer resistance of the rechargeable battery with a predetermined lower limit threshold value, in which the determining whether an inter-electrode distance is satisfactory including determining that the inter-electrode distance is satisfactory when the measured electron transfer resistance of the rechargeable battery is greater than or equal to the lower limit threshold value, and determining that the rechargeable battery is a conforming piece when the inter-electrode distance is satisfactory. | 2021-10-28 |
20210336301 | BATTERY MANAGEMENT SYSTEM AND BATTERY PACK INCLUDING SAME - Provided are a battery management system and a battery pack including the same. The battery management system includes a plurality of slave controllers, a plurality of temperature sensors, and a master controller. The plurality of temperature sensors are disposed in a plurality of different regions within the battery pack in a distributed fashion. The master controller is communicably coupled to the plurality of temperature sensors through a wired communication network. The master controller is communicably coupled to the plurality of slave controllers through a wireless communication network. The master controller determines a position of each of the plurality of slave controllers based on a temperature value of each region measured by the plurality of temperature sensors. | 2021-10-28 |
20210336302 | MODULAR BATTERY STACK AND SUPPORT SYSTEM - A modular unit, for use in a modular battery system, that can include a housing having a roof portion, a base portion, and two side portions; a central component disposed within the housing; and one or more electrical distributor units coupled to the housing and operatively coupled to the central component. The modular unit can be configured to be operatively connected to one or more additional modular units to create a modular battery system. | 2021-10-28 |
20210336303 | PHASE CHANGE MATERIALS FOR THERMAL PROTECTION IN BATTERIES - A battery protection system that attenuates the impact of a thermal event above 100° C. in the environment of a battery includes at least one inorganic phase change material (IPCM). The IPCM undergoes a solid-solid or solid-liquid phase change at temperatures in excess of 100° C. and with a heat absorption of at least 50 kJ/kg. The IPCM is an anhydrous inorganic salt or compound that absorbs heat by a phase change from one solid phase to a second solid phase or to a liquid phase. A battery-package is formed that includes the battery protection system on or within the battery-can. The battery-package can have the IPCM within a composite, and the composite can include a thermally conductive filler. The battery protection system can have a series of heat absorbing IPCMs that absorb heat at a series of ascending temperatures. | 2021-10-28 |
20210336304 | METHOD AND DEVICE FOR THE PRODUCTION OF METAL COMPOSITE FOILS FOR BATTERY CELLS - A method for producing a battery cell includes at least the following steps: a) reshaping a first pouch foil into a first pouch half by means of a first molding device with a first recess; b) reshaping a second pouch foil into a second pouch foil by means of a second molding device with a second recess; c) inserting a cell stack into the first molding device and the first pouch half located therein; d) bringing together the first molding device and the second molding device with the second pouch half located therein; and e) at least partially connecting the first and second pouch halves to form a battery cell. | 2021-10-28 |
20210336305 | SECONDARY BATTERY AND METHOD FOR MANUFACTURING THE SAME - A conductive member is disposed on a side of the sealing plate adjacent to an electrode assembly with a first insulating member disposed therebetween. The conductive member has a conductive-member opening portion. The conductive-member opening portion of the conductive member is sealed by a deformation plate. The deformation plate is connected to a first positive-electrode current collector, which is electrically connected to positive electrode plates. A second insulating member is disposed between the deformation plate and the first positive-electrode current collector. Fixing projections and displacement prevention projections are provided on a surface of the second insulating member. The second insulating member is fixed to the first positive-electrode current collector such that the fixing projections are disposed in fixing holes in the first positive-electrode current collector. The displacement prevention projections on the second insulating member are disposed in displacement prevention holes in the first positive-electrode current collector. | 2021-10-28 |
20210336306 | VEHICLE BUMPER REINFORCEMENT BEAM - A battery tray for supporting batteries at a lower portion of a vehicle frame includes a floor plate and a perimeter wall disposed around the of the floor plate to substantially surround a containment area for storing vehicle battery cells. The perimeter wall includes a tubular member that extends along a periphery of the floor plate to form a perimeter wall around a containment area for storing vehicle battery cells. The perimeter wall is attached at an upper surface of the floor plate, such that the containment area may be generally bounded horizontally by the perimeter wall and at the bottom by the floor plate. | 2021-10-28 |
20210336307 | Battery Pack and Device Including the Same - A battery pack includes: a battery module formed by stacking battery cells; an upper frame positioned on an upper surface of the battery module; a first side frame positioned on a first side surface of the battery module; and a second side frame positioned on a second side surface of the battery module facing the first side frame. The upper frame includes one or more first hinge parts positioned at one end of the upper frame. The first side frame includes one or more first poles positioned at an upper edge of the first side frame and fastened to the first hinge part. A first opening into which the first pole is inserted is formed in the first hinge part, and the first opening is formed obliquely so as to face between a direction perpendicular to the upper frame and a direction parallel to the upper frame. | 2021-10-28 |
20210336308 | BATTERY PACK - The present disclosure relates to a battery pack comprising: a module assembly comprising two or more battery modules, wherein each of the battery modules comprises a battery core and an end plate, a plurality of battery cores are arranged side by side along a length direction of the battery pack, the end plate is located on at least one side of the plurality of battery cores in the length direction, and the two or more battery modules are arranged side by side along a width direction of the battery pack; and a limiting plate disposed on at least one side of the module assembly in the length direction and correspondingly to the end plate, wherein the limiting plate comprises an inner side surface towards the end plate. | 2021-10-28 |
20210336309 | Secondary Battery - The present invention relates to a secondary battery capable of improving venting pressure distribution. A secondary battery including an electrode assembly, a can member that accommodates the electrode assembly, and a top cap assembly that covers an opening of the can member. The top cap assembly includes a top cap positioned at the uppermost portion and a safety vent part positioned below the top cap. The safety vent part includes a rupture portion that is ruptured when an internal pressure within the can member equals or exceeds a predetermined pressure, a rupture notch portion that defines a boundary of the rupture portion, and a bending notch portion which is spaced apart from the rupture notch portion toward a center of the rupture portion on a bottom surface of the rupture portion, and the bending notch portion is bent when the internal pressure within the can member increases. | 2021-10-28 |
20210336310 | SEPARATORS WITH FIBROUS MAT, LEAD ACID BATTERIES USING THE SAME, AND METHODS AND SYSTEMS ASSOCIATED THEREWITH - In at least one embodiment, a separator is provided with a fibrous mat for retaining the active material on an electrode of a lead-acid battery. New or improved mats, separators, batteries, methods, and/or systems are also disclosed, shown, claimed, and/or provided. For example, in at least one possibly preferred embodiment, a composite separator is provided with a fibrous mat for retaining the active material on an electrode of a lead-acid battery. In at least one possibly particularly preferred embodiment, a PE membrane separator is provided with at least one fibrous mat for retaining the active material on an electrode of a lead-acid battery. In accordance with at least certain embodiments, aspects and/or objects, the present invention, application, or disclosure may provide solutions, new products, improved products, new methods, and/or improved methods, and/or may address issues, needs, and/or problems of PAM shedding, NAM shedding, electrode distortion, active material shedding, active material loss, and/or physical separation, electrode effectiveness, battery performance, battery life, and/or cycle life, and/or may provide new battery separators, new battery technology, and/or new battery methods and/or systems that address the challenges arising from current lead acid batteries or battery systems, especially new battery separators, new battery technology, and/or new battery methods and/or systems adapted to prevent or impede the shedding of active material from the electrodes, preferably or particularly in enhanced flooded lead acid batteries, PSoC batteries, ISS batteries, ESS batteries, and/or the like. | 2021-10-28 |
20210336311 | MOISTURE ABSORBING AND HYDROFLUORIC ACID SCAVENGING MEMBRANES COMPRISING ARAMID NANOFIBERS - The application provides nanoporous separator membranes, HF-scavenging membranes, and moisture-absorbing membranes comprising aramid microfibers and aramid nanofibers. Also provided are rapid methods of preparing nanoporous separator membranes and moisture-absorbing membranes. Batteries, battery systems and visual indicators comprising a membrane of the application and are provided. | 2021-10-28 |
20210336312 | LIQUID CRYSTAL PHASE SHIFTER AND ELECTRONIC DEVICE - A liquid crystal phase shifter and an electronic device. The liquid crystal phase shifter includes a first substrate and a second substrate arranged opposite to each other, a liquid crystal layer, a first electrode and a second electrode. The liquid crystal layer is between the first substrate and the second substrate. The first electrode is on the first substrate. The second electrode is on the second substrate. The second electrode includes a connection portion and a plurality of concentric annular structures, at least one of the concentric annular structures includes a plurality of protruded portions, at least another of the concentric annular structures includes a plurality of recessed portions, and the connection portion is electrically connected to each of the concentric annular structures. | 2021-10-28 |
20210336313 | WAVEGUIDE FILTER - The present invention relates to a waveguide filter having an enhanced property of a specific passband through cross coupling using a resonator, and can set cross coupling in a limited space by providing a notch post, simplify the complexity of a filter by allowing the properties or strength of the cross coupling to be changed according to the position or form thereof, and implement various filter performances. | 2021-10-28 |
20210336314 | METHOD OF MANUFACTURING STACKED CERAMIC RESONATOR RADIO FREQUENCY FILTER FOR WIRELESS COMMUNICATIONS - A method of manufacturing a ceramic resonator radio frequency filter includes placing one or more first coaxial resonators on a printed circuit board, and placing one or more second coaxial resonators over the one or more first coaxial resonators so that the coaxial resonators are arranged in a stacked configuration on the printed circuit board. The method also includes electrically connecting the one or more first coaxial resonators and second coaxial resonators to the printed circuit board. | 2021-10-28 |
20210336315 | IN-LINE FILTER HAVING MUTUALLY COMPENSATING INDUCTIVE AND CAPACTIVE COUPLING - An in-line resonator filter has a linear array of three or more conductors. A first pair of adjacent conductors has inductive main coupling and oppositely signed capacitive main coupling, while a second pair of non-adjacent conductors has inductive cross-coupling. The first and second pairs have one conductor in common. Between the second pair of non-adjacent conductors, there is no direct ohmic connection that provides the corresponding inductive cross-coupling. The oppositely signed capacitive main coupling compensates for at least a portion of the inductive main coupling between the first pair of adjacent conductors. The in-line resonator filter is able to provide one or more transmission zeros without requiring any discrete bypass connectors that provide direct ohmic connection between pairs of non-adjacent conductors. As such, the in-line resonator filters can be smaller, less complex, and less susceptible to damage. | 2021-10-28 |
20210336316 | ANTENNA ARRAY - A compact wideband RF antenna for incorporating into a planar substrate, such as a PCB, having at least one cavity with a radiating slot, and at least one transmission line resonator disposed within a cavity and coupled thereto. Additional embodiments provide stacked slot-coupled cavities and multiple coupled transmission-line resonators placed within a cavity. Applications to ultra-wideband systems and to millimeter-wave systems, as well as to dual and circular polarization antennas are disclosed. | 2021-10-28 |
20210336317 | PREMATCHED POWER RESISTANCE IN LANGE COUPLERS AND OTHER CIRCUITS - Disclosed are various embodiments for a pre-matched power resistance system including a pre-matching network for use with a passive electrical device, such as a Lange coupler or a Wilkinson power splitter, where the system provides a predetermined input impedance across a predetermined target bandwidth. The pre-matched power resistance system network further includes an on-chip thin film resistor disposed on a substrate comprising a plurality of coplanar sub-resistors electrically isolated from one another and a manifold portion comprising a plurality of manifold traces in a tiered arrangement terminating in an electrical connection to a respective one of the coplanar sub-resistors. | 2021-10-28 |
20210336318 | COMMUNICATION DEVICE FOR VEHICLE - A communication device for vehicle includes a housing installed in a vehicle, a communication unit housed in the housing, and a heat dissipation component provided in a heat conductive state with the communication unit. The heat dissipation component has a heat dissipation portion configured to function as an antenna of the communication unit. | 2021-10-28 |
20210336319 | ELECTROPLATED METAL LAYER ON A NIOBIUM-TITANIUM SUBSTRATE - Devices, systems, and/or methods that can facilitate plating one or more metal layers onto a niobium-titanium substrate are provided. According to an embodiment, a device can comprise a niobium-titanium substrate. The device can further comprise a first metal layer plated on a portion of the niobium-titanium substrate. The device can further comprise a second metal layer plated on the first metal layer. The device can further comprise a third metal layer plated on the second metal layer. | 2021-10-28 |
20210336320 | TRANSMISSION LINE ASSEMBLY - A transmission line assembly is configured such that (i) a first target inner layer is one of second to (N−1)-th pattern layers selected therefrom, and (ii) a second target inner layer is another one of the second to (N−1)-th pattern layers selected therefrom; the second to (N−1)-th pattern layers except for the first and second target inner layers are referred to as inner layers. The transmission line assembly includes band-like first and second slits formed through the ground pattern of a corresponding one of the first and second target inner layers to expose a part of one of dielectric layers; the one of the dielectric layers is adjacent to the corresponding one of the first and second target inner layers. Each of the first and second slits has an edge facing the interlayer line, and the edge of each of the first and second slits is concavely curved toward the interlayer line. | 2021-10-28 |
20210336321 | TACTICAL SUPPORT STRUCTURE FOR TRACKING SPHERICAL SATELLITE ANTENNA - An inflatable tracking antenna assembly may include an inflatable antenna. The inflatable antenna may be configurable in a packed configuration and a deployed configuration. In the deployed configuration the inflatable antenna may be generally spherical in shape. The assembly may include an antenna support structure. The support structure may include a plurality of support arms that couple with lateral sides of the inflatable antenna. The support structure may include a base that is coupled with each of the plurality of support arms. The base may include an azimuth actuator that adjusts an azimuth position of the inflatable antenna and an elevation actuator that adjusts an elevation angle of the inflatable antenna. The support structure may include a plurality of support legs that extend outward from the base. | 2021-10-28 |
20210336322 | FASTENING DEVICE AND ASSOCIATED METHOD - A fastening device ( | 2021-10-28 |
20210336323 | RFID TAG RFIC MODULE SET AND RFID TAG SET - RFID tag RFIC modules are provided with each module including an RFIC, an antenna connection first electrode, an antenna connection second electrode, an RFIC connection first electrode, an RFIC connection second electrode, an impedance matching circuit that matches impedance between the RFIC and an antenna, and a rectangular substrate. A first coil and a second coil of the impedance matching circuit are juxtaposed in/on the substrate, and a straight line passing through center of gravity of the coil opening of the first coil and center of gravity of the coil opening of the second coil is inclined with respect to one side of the substrate, and directions of this inclination are different between the first RFIC module and the second RFIC module. | 2021-10-28 |
20210336324 | ANTENNAS FOR METAL HOUSINGS - An example of a device including a display panel and a border region around the display panel is provided. The device includes a cover disposed on the display panel and the border region. The cover is to protect the display panel and the border region. The device also includes an antenna with a keep-out area disposed within a portion of the border region. The device includes a bezel disposed in the keep-out area to support the cover. The bezel includes a partially filled portion to reduce a resonance shift of the antenna. | 2021-10-28 |
20210336325 | RADAR APPARATUS COMPRISING MULTIPLE ANTENNAS - An apparatus comprising a first antenna array and a second antenna array, each antenna array comprising a set of antennas, wherein for both antenna arrays, the positions of each two adjacent antennas are different in relation to a first axis and in relation to a second axis, perpendicular to the first axis. | 2021-10-28 |
20210336326 | ANTENNA OPERABLE IN SINGLE-ENDED AND DIFFERENTIAL MODES - An electrically small antenna operable in both single-ended and differential antenna systems, and corresponding circuitry configurations, is provided. The antenna may be arranged on or in a wearable audio device, such as an earbud. The antenna may include a first curved arm electrically coupled to a first port. The antenna may include a second curved arm of equal size and equal shape as the first curved arm and electrically coupled to a second port. The second curved arm may be rotationally positioned 180 degrees, relative to the first curved arm, about an imaginary axis perpendicular to a surface of the wearable audio device. The single-ended antenna system may include a radio frequency integrated circuit (“RFIC”), fixed matching network, a tuneable capacitor, and a switching circuit. The differential antenna system may include an RFIC, fixed matching network, a tuneable capacitor, and a balun. | 2021-10-28 |
20210336327 | ELECTRONIC DEVICE COMPRISING ANTENNA - According to various embodiments of the present invention, an electronic device may comprise: a housing comprising a first surface, a second surface oriented in the direction opposite from the first surface, and a side surface surrounding a space between the first surface and the second surface; a conductive member for forming at least a portion of the side surface; a display seen through the first surface and including a first conductive layer; a printed circuit board disposed to be spaced apart from the display between the display and the second surface in the housing, and including a second conductive layer in which at least a portion thereof faces the first conductive layer; a third conductive layer spaced apart from the display and the printed circuit board, disposed between the first conductive layer and the second conductive layer, and facing the first conductive layer; a support structure comprising a non-conductive plate which is formed between the third conductive layer and the printed circuit board and in which at least a portion thereof is in contact with the third conductive layer; a conductive pattern extending between the third conductive layer and the non-conductive plate and electrically connected to the second conductive layer; and a wireless communication circuit electrically connected to the conductive member and configured to transmit and/or receive an RF signal. Other various embodiments may be possible. | 2021-10-28 |
20210336328 | WIRELESS VEHICLE TO VEHICLE COMMUNICATION SYSTEM FOR MOUNTING ON A VEHICLE - It is aimed to provide a wireless vehicle to vehicle communication system arranged for mounting on a vehicle's front side location, equipped to provide inter vehicle communication. The system comprises a wing assembly arranged for mounting on the vehicles front side location. The wing assembly houses one or more digital communications antennas and has a side portion that houses a first antenna at a first height and/or horizontal position, and a second antenna at a second height and/or horizontal position, different from the first height and/or first horizontal position and sufficiently away from the other metallic and/or electronic components, for the purpose of optimizing reception and/or transmission quality, by e.g. providing good coverage and diversity, and avoiding interference with each other. | 2021-10-28 |
20210336329 | ANTENNA APPARATUS AND VEHICLE INCLUDING THE SAME - Disclosed is an antenna apparatus including a conductive plate on which a main slot, a sub slot, and a slot coupler are formed, a feed line, and a dielectric provided between the conductive plate and the feed line. The main slot, the sub slot, and the slot coupler are formed to penetrate the conductive plate. The slot coupler extends from the sub slot to the vicinity of the main slot. Thereby, the antenna apparatus is able to communicate smoothly with a preceding vehicle and/or a following vehicle. | 2021-10-28 |
20210336330 | PLANAR ANTENNA AND WIRELESS MODULE - A planar antenna includes: a radiating element; a flexible dielectric film portion; a power feeder line provided for the dielectric film portion, and configured to feed power to the radiating element; a first ground conductor facing against the radiating element; and an antenna base having a dielectric layer disposed between the radiating element and the first ground conductor. The dielectric film portion extends from a side surface of the antenna base. The dielectric layer is thicker than the dielectric film portion. | 2021-10-28 |