19th week of 2019 patent applcation highlights part 73 |
Patent application number | Title | Published |
20190140242 | Separator for Electricity Storage Device, Laminate and Porous Film - An object is to provide a separator excellent in adhesiveness to electrodes and a separator for an electricity storage device also excellent in handling performance. A separator for an electricity storage device having a polyolefin microporous film and a thermoplastic polymer coating layer covering at least a part of at least one of surfaces of the polyolefin microporous film, in which the thermoplastic polymer coating layer, on the polyolefin microporous film, has a portion containing a thermoplastic polymer and a portion not containing the thermoplastic polymer in a sea-island configuration, the thermoplastic polymer coating layer contains the thermoplastic polymer having at least two glass-transition temperatures, at least one of the glass-transition temperatures is in a range of less than 20° C. and at least one of the glass-transition temperatures is in a range of 20° C. or more. | 2019-05-09 |
20190140243 | HEAT APPLIED ELECTROCHEMICAL CELL SEPARATOR - A separator for a bobbin-style electrochemical cell is inserted into an interior opening within a ring-shaped cathode in an electrochemical cell can. An expansion force is then applied to an interior surface of the separator to press the separator against the interior walls of the cathode. A tool may then remove various creases and/or wrinkles in the separator and/or may then heat seal at least a portion of the tubular walls of the separator to minimize the void space between the separator and active material (e.g., cathode and/or anode) within the electrochemical cell. | 2019-05-09 |
20190140244 | BUSBAR MODULE AND BUSBAR - A busbar module ( | 2019-05-09 |
20190140245 | POWER DISTRIBUTION UNIT AND FUSE MANAGEMENT FOR AN ELECTRIC MOBILE APPLICATION - A system include a vehicle having a motive electrical power path and a power distribution unit (PDU). The PDU includes a current protection circuit disposed in the motive electrical power path, the current protection circuit including a thermal fuse and a contactor in a series arrangement with the thermal fuse, and a high voltage power input coupling having a first electrical interface for a high voltage power source. The high voltage power output coupling includes a second electrical interface for a motive power load. The current protection circuit electrically couples the high voltage power input to the high voltage power output, and the current protection circuit is at least partially disposed in a laminated layer of the PDU. The laminated layer includes an electrically conductive flow path disposed between two electrically insulating layers. | 2019-05-09 |
20190140246 | METHOD FOR PRODUCING BATTERY PACK, AND BATTERY PACK - Provided is a battery pack in which multiple battery cells are electrically connected by using bus bars, with little resistance variability and without plating of electrode external terminals. A method for producing a battery pack disclosed herein includes: a step of stacking a plurality of battery cells each having a battery case and electrode external terminals provided outside the battery case; and a step of electrically connecting the electrode external terminals of the plurality of battery cells by using metal-made bus bars. The electrode external terminals are not plated. The method for producing a battery pack further includes forming a fresh surface of terminal material at each surface of the electrode external terminals; and bringing the fresh surface and each metal-made bus bar into contact with each other. | 2019-05-09 |
20190140247 | CONNECTION MODULE - A connection module includes an insulation protector including a bus bar holder holding a bus bar. The insulation protector includes connection units. The connection units include two end connection units at two ends of the insulation protector, and intermediate connection units that are between the two end connection units. The two end connection units are connection units having a same structure, and one of the end connection units is relatively rotated by 180 degrees in a plan view with respect to another one of the end connection units, and each of the end connection units is connected to a corresponding intermediate connection unit. | 2019-05-09 |
20190140248 | BATTERY WITH SAFETY MECHANISM - Batteries with a safety mechanism adapted to protect against tissue damage and/or electrolysis when the battery is exposed to an aqueous solution or a wet tissue. | 2019-05-09 |
20190140249 | ALL-SOLID-STATE SECONDARY BATTERY - An all-solid-state secondary battery includes a first electrode body having a first current collector and a first electrode layer, a second electrode body having a second current collector and a second electrode layer, and a solid-electrolyte layer disposed between the electrode layers. On the edge of the first current collector, a first insulating member is provided via a first bonding layer. On the edge of the second current collector, a second insulating member is provided via a second bonding layer. The side end face of the solid-electrolyte layer is disposed outside at least one of the side end faces of the first electrode layer and the second electrode layer. The bonding layers are separated from the respective inner side ends of the insulating members such that each of the current collectors has a deformable distortion buffering area. | 2019-05-09 |
20190140250 | SECONDARY BATTERY - A secondary battery includes an electrode body including a positive electrode plate and a negative electrode plate; a battery case containing the electrode body; a positive electrode terminal attached to the battery case; a conductive member having an opening adjacent to the electrode body; a deformation plate that seals the opening, and a current collector. The positive electrode plate and the positive electrode terminal are electrically connected to each other via a first positive electrode current collector, the deformation plate, and the conductive member. The deformation plate has a thick portion, which has a larger thickness than the surrounding area, in a central part. The thick portion of the deformation plate is welded to the first positive electrode current collector to form a weld. | 2019-05-09 |
20190140251 | SECONDARY BATTERY - A secondary battery includes an electrode body including a positive electrode plate and a negative electrode plate; a battery case containing the electrode body; a terminal attached to the battery case; a conductive member having an opening adjacent to the electrode body; a deformation plate that seals the opening, and a current collector. The positive electrode plate and a positive electrode terminal are electrically connected to each other via a first positive electrode current collector, the deformation plate, and the conductive member. The first positive electrode current collector has a through-hole. The deformation plate is disposed to face the through-hole. A portion of the first positive electrode current collector distant from the through-hole is welded to the deformation plate to form a weld. | 2019-05-09 |
20190140252 | RECHARGEABLE BATTERY HAVING MEMBRANE - A rechargeable battery according to an exemplary embodiment of the present invention includes: an electrode assembly that includes a first electrode and a second electrode; a case where the electrode assembly is received; a first terminal that is electrically connected with the first electrode and a second terminal that is electrically connected with the second electrode; a cap plate that is coupled with the case, and where a short-circuit hole is formed; and a membrane that is fixed to the cap plate and electrically separates or disconnects the first electrode and the second electrode, wherein the second terminal includes a fuse connector, a first portion, and a second portion, and the first portion and the second portion are connected by the fuse connector, and the fuse connector is disposed apart from the membrane and disposed opposing the membrane. | 2019-05-09 |
20190140253 | SYSTEM FOR MANUFACTURING ELECTRODE FOR SECONDARY BATTERY HAVING SCRATCH TESTER - Disclosed is a system for manufacturing an electrode for a secondary battery, which includes an active material drying unit configured to dry an active material coated on an electrode current collector, and a tester unit configured to measure a dried state of the active material by performing a scratch test to the dried active material. | 2019-05-09 |
20190140254 | METHOD FOR MANUFACTURING ELECTRODE FOR LITHIUM SECONDARY BATTERY - Disclosed is a method for manufacturing an electrode for a lithium secondary battery, including the steps of: (S1) dry mixing a conductive material and an electrode active material; (S2) dry mixing the resultant product of step (S1) with a binder to obtain electrode mixture powder; and (S3) applying the electrode mixture powder to at least one surface of a current collector. According to an embodiment of the present disclosure, electrode mixture powder is prepared without using a solvent and is applied to a current collector to provide an electrode. Thus, there is no need for a separate drying step. Therefore, the binder and conductive material coated on the surface of electrode active material cause no surface migration phenomenon. As a result, it is possible to prevent degradation of the adhesion of the electrode, and thus to prevent degradation of the performance of the lithium secondary battery. | 2019-05-09 |
20190140255 | Silicon Based Electrode Formulations for Lithium-ion Batteries and Method for Obtaining It - An electrode assembly for a rechargeable Li-ion battery, comprising a current collector provided with an electrode composition comprising carboxymethyl cellulose (CMC) binder material and silicon powder provided with a layer of SiO | 2019-05-09 |
20190140256 | Electrode Material, Use of an Electrode Material for a Lithium-Ion-Based Electrochemical Cell, Lithium-Ion-Based Electrochemical Cell - Electrode material, for a lithium-ion-based electrochemical cell, containing primary particles of a Mn-containing spinel-type metal oxide selected from the group consisting of spinel-type lithium-nickel-manganese-oxide, spinel-type lithium-manganese-oxide, and mixtures thereof. Mn of the Mn-containing spinel-type metal oxide is partially substituted with a substitution-element selected from the group consisting of Si, Hf, Zr, Fe, Al, V and mixtures thereof and the primary particles are aggregated in order to form secondary particles, with the secondary particles having the shape of a microsphere. | 2019-05-09 |
20190140257 | NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY AND METHOD FOR MANUFACTURING THE SAME - The present disclosure relates to a negative electrode for a lithium secondary battery using lithium metal for the negative electrode and a method for manufacturing the same, and the method includes forming a protective layer for dendrite prevention of the negative electrode. The method for manufacturing a negative electrode according to the present disclosure may be achieved by a simple process including coating a slurry containing fluorocarbon and/or fluorinated metal dispersed in a solvent onto a lithium metal layer and drying the slurry. | 2019-05-09 |
20190140258 | PREPARING ANODES FOR LITHIUM ION CELLS FROM ALUMINUM ANODE ACTIVE MATERIAL PARTICLES - Improved anodes and cells are provided, which enable fast charging rates with enhanced safety due to much reduced probability of metallization of lithium on the anode, preventing dendrite growth and related risks of fire or explosion. Anodes and/or electrolytes have buffering zones for partly reducing and gradually introducing lithium ions into the anode for lithiation, to prevent lithium ion accumulation at the anode electrolyte interface and consequent metallization and dendrite growth. Various anode active materials and combinations, modifications through nanoparticles and a range of coatings which implement the improved anodes are provided. | 2019-05-09 |
20190140259 | METHOD FOR PRODUCING ELECTRODE FOR LITHIUM-ION SECONDARY BATTERY - A method for producing a positive electrode containing a positive electrode active material and/or a negative electrode containing a negative electrode active material. The method includes a process for producing an electrode slurry including: a first process in which a positive or negative electrode active material, a conductive additive, and a nonaqueous solvent are mixed to obtain a slurry; and a second process in which the slurry is diluted or concentrated and then mixed to obtain the electrode slurry. In the first process, the mixing is performed such that the obtained slurry has a water content of 1000 ppm or less and a viscosity of 500 cP or more and 8000 cP or less, and, in the second process, the mixing is performed such that a water content of the obtained electrode slurry is maintained at the water content of the slurry after the first process is completed. | 2019-05-09 |
20190140260 | PROCESS FOR PRODUCING PROTECTED LITHIUM ANODES FOR LITHIUM ION BATTERIES - The present invention relates to a process for producing a protected lithium anode for a lithium ion battery, wherein the protected lithium anode comprises metallic lithium and at least one alloy, and the present invention also relates to a process for producing an electrochemical cell comprising as one production step said process for producing said protected lithium anode. | 2019-05-09 |
20190140261 | Non-Aqueous Electrolyte Secondary Battery - A non-aqueous electrolyte secondary battery includes: a negative electrode active material represented by the Formula (1)=α (Si material)+β (carbon material), wherein the Si material is one or more kinds selected from the group consisting of SiO | 2019-05-09 |
20190140262 | NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME - A negative active material for a rechargeable lithium battery includes a silicon-carbon composite including crystalline carbon and a silicon particle. The silicon-carbon composite further includes an alkali metal or an alkaline-earth metal. The alkali metal or the alkaline-earth metal is present in the silicon-carbon composite in an amount of greater than or equal to about 500 ppm and less than about 5,000 ppm by weight. | 2019-05-09 |
20190140263 | MANUFACTURING METHOD FOR CATHODE ACTIVE MATERIAL COMPLEX, AND LITHIUM SECONDARY BATTERY INCLUDING THE CATHODE ACTIVE MATERIAL COMPLEX - The present disclosure provides a process for the production of a cathode active material complex which is used for a lithium secondary battery, comprising the steps of: mixing a lithium metal phosphate with a solvent to prepare a first precursor; mixing the first precursor with a graphene oxide to prepare a second precursor solution; forming droplets from the second precursor solution; and making the droplets into a powder; wherein the formation of the powder is performed by spray pyrolysis method. | 2019-05-09 |
20190140264 | Mixed Positive Electrode Active Material, Positive Electrode Comprising Same, And Secondary Battery - Provided is a mixed positive electrode active material comprising a large-grain positive electrode active material with an average diameter of 10 μm or greater and a small-grain positive electrode active material with an average diameter of 5 μm or smaller, in which the large-grain positive electrode active material and the small-grain positive electrode active material are coated with different materials between a lithium boron oxide-based composition and metal oxide, respectively. | 2019-05-09 |
20190140265 | POSITIVE ELECTRODE ACTIVE MATERIAL, METHODS FOR THE MANUFACTURE THEREOF, AND ELECTROCHEMICAL CELL COMPRISING THE POSITIVE ELECTRODE ACTIVE MATERIAL - A positive electrode active material includes a core and a coating disposed on at least a portion of a surface of the core. The core includes a lithium metal oxide, a lithium metal phosphate, or a combination thereof. The coating includes a compound according to the formula Li | 2019-05-09 |
20190140266 | NEGATIVE ELECTRODE FOR LITHIUM METAL SECONDARY BATTERY AND METHOD FOR MANUFACTURING THE SAME - The present disclosure is directed to providing improved processability by forming a protective film on the surface of lithium metal used as an electrode layer through a simple process, and to improving the cycle characteristics of a lithium metal secondary battery by forming a stable protective film. The present disclosure provides a method for manufacturing a negative electrode, including the steps of: (S1) preparing lithium metal; and (S2) dipping the lithium metal in an acid solution for 60-120 seconds to form a LiF film on the surface of lithium metal. | 2019-05-09 |
20190140267 | EX-SITU SOLID ELECTROLYTE INTERFACE MODIFICATION USING CHALCOGENIDES FOR LITHIUM METAL ANODE - Implementations described herein generally relate to metal electrodes, more specifically lithium-containing anodes, high performance electrochemical devices, such as secondary batteries, including the aforementioned lithium-containing electrodes, and methods for fabricating the same. In one implementation, an anode electrode structure is provided. The anode electrode structure comprises a current collector comprising copper. The anode electrode structure further comprises a lithium metal film formed on the current collector. The anode electrode structure further comprises a solid electrolyte interface (SEI) film stack formed on the lithium metal film. The SEI film stack comprises a chalcogenide film formed on the lithium metal film. In one implementation, the SEI film stack further comprises a lithium oxide film formed on the chalcogenide film. In one implementation, the SEI film stack further comprises a lithium carbonate film formed on the lithium oxide film. | 2019-05-09 |
20190140268 | NEGATIVE ELECTRODE MATERIAL AND LITHIUM SECONDARY BATTERY USING SAME - According to the present invention, there is provided a negative electrode material for a lithium secondary battery, including a negative electrode active material including a carbon material and having an I | 2019-05-09 |
20190140269 | POSITIVE ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A positive electrode for a nonaqueous electrolyte secondary battery according to an embodiment of the present disclosure includes a positive electrode current collector mainly composed of aluminum (Al), a protective layer disposed on the positive electrode current collector, and a positive electrode mixture layer containing a lithium-containing transition metal oxide and disposed on the protective layer. The protective layer has a thickness of 1 to 5 μm and contains an electroconductive material and an inorganic compound having an oxidation power lower than that of the lithium-containing transition metal oxide. | 2019-05-09 |
20190140270 | RECHARGEABLE ZINC-ION BATTERIES HAVING FLEXIBLE SHAPE MEMORY - Systems and methods which provide flexible zinc ion (Zn-ion) battery configurations with shape memory are described. For example, embodiments of flexible shape memory yarn batteries (SMYBs) may be fabricated using shape memory material wire, filament, and/or fiber and flexible conductive material yarn as flexible substrate materials. In accordance with some embodiments, Nickel-Titanium-based alloy wire may be coated with a zinc material to provide a flexible anode electrode for a SMYB. Additionally or alternatively, flexible stainless steel (SS) yarn may be coated with a manganese dioxide (MnO | 2019-05-09 |
20190140271 | NEGATIVE ELECTRODE ACTIVE MATERIAL, NEGATIVE ELECTRODE, LITHIUM ION SECONDARY BATTERY, METHOD FOR PRODUCING NEGATIVE ELECTRODE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR PRODUCING LITHIUM ION SECONDARY BATTERY - A negative electrode active material contains particles of negative electrode active material, wherein the particles of negative electrode active material contain a silicon compound represented by SiO | 2019-05-09 |
20190140272 | NANOROD-SHAPED CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, MANUFACTURING METHOD THEREOF, AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME - Provided are a cathode active material for a lithium secondary battery which is represented by general formula (1) below and has a nanorod shape, a manufacturing method thereof, and a lithium secondary battery including the same. | 2019-05-09 |
20190140273 | CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, MANUFACTURING METHOD THEREOF, AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME - A manufacturing method of a cathode active material for lithium secondary battery, including: preparing a first solution by mixing a metal oxide and a solvent; preparing a metal-mixed solution by adding an acidic solution to the first solution and then applying ultrasonic waves to the mixture; centrifuging the metal-mixed solution; preparing a second solution by mixing a supernatant of the centrifuged metal-mixed solution, a reductant, and a solvent and then applying ultrasonic waves to the mixture; obtaining powder by filtering and then drying the second solution; forming mesoporous spherical nanoparticles by mixing the powder, a metal, a lithium precursor, and a solvent, applying ultrasonic waves to the mixture and then drying the mixture; and performing a heat treatment to the spherical nanoparticles, and a cathode active material for a lithium secondary battery obtained by the manufacturing method. The cathode active material for lithium secondary battery is mesoporous spherical nanoparticles. | 2019-05-09 |
20190140274 | Synthesis and Characterization of Lithium Nickel Manganese Cobalt Phosphorous Oxide - Disclosed herein are certain embodiments of a novel chemical synthesis route for lithium ion battery applications. Accordingly, various embodiments are focused on the synthesis of a new active material using NMC (Lithium Nickel Manganese Cobalt Oxide) as the precursor for a phosphate material having a layered crystal structure. Partial phosphate generation in the layer structured material stabilizes the material while maintaining the large capacity nature of the layer structured material. | 2019-05-09 |
20190140275 | ANODE ACTIVE MATERIAL FOR SECONDARY BATTERY, MANUFACTURING METHOD THEREOF, AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME - Provided are an anode active material for secondary battery which includes porous iron oxide nanoparticles, a manufacturing method thereof, and a secondary battery including the same. The anode active material for secondary battery of the present disclosure minimizes a volume change of iron oxide caused by intercalation and deintercalation of lithium even during consecutive charges and discharges and thus can improve the capacity and lifespan characteristics of a secondary battery employing the anode active material. Further, the manufacturing method of an anode active material for secondary battery makes it possible to manufacture an anode active material for secondary battery including iron oxide nanoparticles in an environmentally friendly and simple manner and thus makes it possible to mass-produce the anode active material. | 2019-05-09 |
20190140276 | POLYCRYSTALLINE LAYERED METAL OXIDES COMPRISING NANO-CRYSTALS - Provided are electrochemically active secondary particles that provide excellent capacity and improved cycle life. The particles are characterized by a plurality of nanocrystals with small average crystallite size. The reduced crystallite size reduces impedance generation during cycling thereby improving capacity and cycle life. Also provided are methods of forming electrochemically active materials, as well as electrodes and electrochemical cells employing the secondary particles. | 2019-05-09 |
20190140277 | HIGH RATE LITHIUM COBALT OXIDE POSITIVE ELECTRODE MATERIAL AND MANUFACTURING METHOD THEREOF - A high-rate lithium cobaltate cathode material, which contains a multi-channel network formed by fast ionic conductor Li | 2019-05-09 |
20190140278 | METHOD FOR PRODUCING NICKEL-CONTAINING HYDROXIDE - A method for producing a nickel-containing hydroxide is provided that includes a particle growth step of promoting growth of nickel-containing hydroxide particles by neutralization crystallization in an aqueous solution accommodated in an agitation tank. In the particle growth step, a volume fraction of a highly supersaturated region in the aqueous solution where the molar concentration of the nickel-containing hydroxide dissolved in the aqueous solution is greater than or equal to 1.7 mol/m | 2019-05-09 |
20190140279 | CATHODE ACTIVE MATERIAL AND FLUORIDE ION BATTERY - A main object of the present disclosure is to provide a novel cathode active material that can be used in a fluoride ion battery. The present disclosure achieves the object by providing a cathode active material used in a fluoride ion battery, the cathode active material comprising: a composition represented by Pb | 2019-05-09 |
20190140280 | ELECTRODE PLATE, ELECTROCHEMICAL DEVICE AND SAFETY COATING - The present invention relates to an electrode plate, an electrochemical device and a safety coating. The electrode plate comprises a current collector, an electrode active material layer and a safety coating disposed between the current collector and the electrode active material layer, the safety coating layer comprising a fluorinated polyolefin and/or chlorinated polyolefin polymer matrix, a conductive material and an inorganic filler. The electrode plate can quickly open the circuit when the electrochemical device (for example, a capacitor, a primary battery, or a secondary battery) is in a high temperature condition or an internal short circuit occurs, and thus it may improve the high temperature safety performance of the electrochemical device. | 2019-05-09 |
20190140281 | POSITIVE ELECTRODE PLATE, ELECTROCHEMICAL DEVICE AND SAFETY COATING - The present invention relates to a positive electrode plate, an electrochemical device and a safety coating. The positive electrode plate comprises a current collector, a positive electrode active material layer and a safety coating disposed between the current collector and the positive electrode active material layer, the safety coating layer comprising a fluorinated polyolefin and/or chlorinated polyolefin polymer matrix, a conductive material and an inorganic filler. The positive electrode plate can quickly open the circuit when the electrochemical device (for example, a capacitor, a primary battery, or a secondary battery) is in a high temperature condition or an internal short circuit occurs, and thus it may improve the high temperature safety performance of the electrochemical device. | 2019-05-09 |
20190140282 | METHOD FOR SYNTHESIZING ADDITIVE OF LITHIUM BATTERY AND CATHODE THEREOF - The present disclosure provides an additive of a lithium ion battery. The additive is an oligomer prepared by mixing maleimides and thiobarbituric acid and reacting the mixture of maleimides and thiobarbituric acid at 80° C.-130° C. for 0.5-24 hours. The present disclosure also provides a cathode of the lithium battery with the additive. The additive is 0.5-10 wt % based on the total weight of the cathode active material and the additive. | 2019-05-09 |
20190140283 | COMPOSITION FOR PREPARING POROUS INSULATING LAYER, ELECTRODE FOR NON-AQUEOUS RECHARGEABLE LITHIUM BATTERY, NON-AQUEOUS RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING ELECTRODE FOR NON-AQUEOUS RECHARGEABLE LITHIUM BATTERY - A composition for preparing a porous insulating layer for a non-aqueous electrolyte rechargeable battery, the composition including a polyolefin-based polymer particle, a binder, an insulating inorganic particle, and a solvent including water and an organic solvent. The binder includes a polymer, and the polymer includes at least one monomer unit (A) represented by Chemical Formula 1 and at least one monomer unit (B) represented by Chemical Formula 2, where a weight ratio (A)/(B) of the monomer unit (A) and the monomer unit (B) ranges from about 40/60 to about 80/20: | 2019-05-09 |
20190140284 | COMPOSITIONS FOR FORMING A POROUS INSULATING LAYER, ELECTRODE FOR NON-AQUEOUS ELECTROLYTE RECHARGEABLE BATTERY HAVING THE POROUS INSULATING LAYER, THE RECHARGEABLE BATTERY AND METHOD FOR MANUFACTURING THE ELECTRODE - A composition for forming a porous insulating layer according to the present disclosure includes a solvent including an organic solvent, and an insulating inorganic particle. According to the present disclosure, a porous insulating layer prepared using the composition is positioned on an active material layer being on a main surface of a current collector, wherein the active material layer includes at least an active material capable of electrochemically intercalating and deintercalating lithium ions and an active material layer binder. A distance between Hansen solubility parameters of the active material layer binder and the organic solvent is greater than or equal to about 8.0 (MPa) | 2019-05-09 |
20190140285 | METHOD OF MAKING BIPOLAR PLATE - This invention is a method for making a bipolar plate by selecting at least one resin from the group consisting of acrylonitrile butadiene styrene (ABS), polyphenylsulfone, a polymer resistant to sulfuric acid, and combinations of any thereof. The method may include adding conductive fibers in an amount of from about 20% to about 50% by volume, to the bipolar plate. | 2019-05-09 |
20190140286 | ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY, AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME - A rechargeable lithium battery includes a metal-containing foam current collector, and an active mass that fills in the metal-containing foam current collector, the active mass including an active material. The electrode includes a central region and a surface region. The central region corresponds to a ±5% upper and lower area with a reference to a central thickness line of the electrode. A volume ratio of the metal and the active material in the central region is different from a volume ratio of the metal and the active material in the surface region. | 2019-05-09 |
20190140287 | CATALYST COATING OF A PEROVSKITE FILM AND PARTICLES EXSOLUTED FROM THE PEROVSKITE FILM - A hybrid catalyst coating composed of a conformal thin film with exsoluted PrO | 2019-05-09 |
20190140288 | FUEL CELL SYSTEM CONTAINING HUMIDITY SENSOR AND METHOD OF OPERATING THEREOF - Various systems and methods disclosed herein may include a fuel cell system that may dynamically respond to changes in steam concentration in the fuel cell system. The fuel cell system may include a fuel cell stack that produces an anode exhaust stream, an anode recycle blower that receives the anode exhaust stream and outputs an anode recycle stream, and a humidity sensor configured to measure the steam concentration of the anode recycle stream. The fuel cell system may also include a master controller configured to receive steam concentration measurement from the humidity sensor and control the operation of the anode recycle blower and/or other components based on the steam concentration measurement. | 2019-05-09 |
20190140289 | Fuel Cell Components, Stacks and Modular Fuel Cell Systems - A fuel cell power module includes a cylindrical housing encasing a fuel cell stack and an air supply. The housing has a major interior surface. The fuel cell stack can be cylindrical or hexagonal, and comprises fuel cells having an anode and an anode flow field plate, a cathode and a cathode flow field plate, and a membrane electrolyte interposed between the anode and the cathode. The air supply is directed to the plurality of fuel cell cathode flow field plates via a plenum defined by a space between the fuel cell stack and the housing major interior surface. The hexagonal fuel cell stack can be formed by a plurality of fuel cell groups shaped such that when aligned the fuel cell groups together constitute the hexagonal fuel cell stack. | 2019-05-09 |
20190140290 | FUEL CELL SYSTEM AND METHOD OF CONTROLLING THE SAME - A fuel cell system includes a cathode gas supply passage through which cathode gas is supplied to the fuel cell stack, a cathode gas discharge passage through which the cathode gas is discharged from the fuel cell stack, a turbo compressor provided in the cathode gas supply passage for delivering the cathode gas to the fuel cell stack, a valve provided in the cathode gas supply passage or the cathode gas discharge passage, and a controller that controls constituent components of the fuel cell system including the turbo compressor and the valve. The controller performs cathode-gas flow rate change control to alternately open and close the valve, in a condition where the turbo compressor is driven, when the fuel cell stack is not required to generate electric power. | 2019-05-09 |
20190140291 | FUEL CELL SYSTEM AND METHOD OF CONTROLLING THE SAME - A controller of a fuel cell system performs cathode gas supply control to raise an average cell voltage of a fuel cell stack by increasing supply of cathode gas to the fuel cell stack, when electric power required to be generated by the fuel cell stack is equal to zero, and the average cell voltage is lower than a predetermined target voltage. Under the cathode gas supply control, the controller sets the target voltage when a predetermined condition indicating that crossleak is likely to occur is satisfied, to a value higher than a reference target voltage as the target voltage in the case where the condition is not satisfied. | 2019-05-09 |
20190140292 | SYSTEM AND METHOD FOR CONTROLLING PERFORMANCE OF FUEL CELL STACK - A system and method of controlling a performance of a fuel cell stack is provided. In particular, the output performance of the fuel cell stack is determined by comparing the difference between an initial voltage and a voltage after a predetermined time lapses with the difference between the initial voltage and a preset minimum voltage. | 2019-05-09 |
20190140293 | FUEL CELL MODULE ARRANGEMENT WITH LEAK RECOVERY AND METHODS OF USE - The present disclosure is directed to a fuel cell module. The fuel cell module may include a fuel cell having an anode, a cathode, and an electrolyte positioned between the anode and the cathode. The fuel cell module may also include an enclosure housing the fuel cell therein. The enclosure may include an air inlet and an air outlet. The fuel cell module may further include an air pressurizing mechanism fluidly connected to the enclosure. The air pressurizing mechanism may be configured to draw air through the air inlet into the enclosure and from the enclosure to the air pressurizing mechanism through the air outlet. The air pressurizing mechanism may be configured to pressurize the air to form a pressurized air stream that is directed to the cathode. | 2019-05-09 |
20190140294 | FUEL CELL SYSTEM AND METHOD OF CONTROLLING THE SAME - A fuel cell system includes a fuel cell stack, a compressor that supplies cathode gas to the fuel cell stack, and a controller that controls constituent components of the fuel cell system including the compressor. The controller controls the compressor, such that a supply period in which the compressor supplies the cathode gas and a stop period in which supply of the cathode gas is stopped appear alternately, when the fuel cell stack is not required to generate electric power, and the supply period is longer than the stop period, and such that the flow rate of the cathode gas supplied by the compressor in the supply period is smaller than the flow rate in the case where the fuel cell stack is required to generate electric power. | 2019-05-09 |
20190140295 | MOLTEN CARBONATE FUEL CELL ANODE EXHAUST POST-PROCESSING FOR CARBON DIOXIDE - A fuel cell system includes a first fuel cell having a first anode and a first cathode, wherein the first anode is configured to output a first anode exhaust gas. The system further includes a first oxidizer configured to receive the first anode exhaust gas and air from a first air supply, to react the first anode exhaust gas and the air in a preferential oxidation reaction, and to output an oxidized gas. The system further includes a second fuel cell configured to act as an electrochemical hydrogen separator. The second fuel cell includes a second anode configured to receive the oxidized gas from the first oxidizer and to output a second anode exhaust gas, and a second cathode configured to output a hydrogen stream. The system further includes a condenser configured to receive the second anode exhaust gas and to separate water and C0 | 2019-05-09 |
20190140296 | CARBON DIOXIDE REMOVAL SYSTEM FOR ANODE EXHAUST OF A FUEL CELL - A carbon dioxide removal system includes: an absorption system including a first absorption stage and a second absorption stage. The first absorption stage includes: a first compressor configured to receive and compress a first carbon dioxide-containing exhaust stream from an anode of a fuel cell, and a first direct contact absorption cooling tower configured to absorb carbon dioxide from the compressed first exhaust stream and lower a temperature of the compressed first exhaust stream using a first solvent stream containing a physical solvent, to generate a second exhaust stream. The second absorption stage includes: a second compressor configured to receive and compress the second exhaust stream from the first absorption stage, and a second direct contact absorption cooling tower configured to absorb carbon dioxide from the compressed second exhaust stream and lower a temperature of the compressed second exhaust stream using a second solvent stream containing a physical solvent. | 2019-05-09 |
20190140297 | CARBON DIOXIDE SEPARATOR, FUEL CELL SYSTEM INCLUDING SAME, AND METHOD OF OPERATING THE FUEL CELL SYSTEM - A system and method in which a high temperature fuel cell stack exhaust stream is recycled back into the fuel inlet stream of the high temperature fuel cell stack. The recycled stream may be sent to a carbon dioxide separator that separates carbon dioxide from the fuel exhaust stream. The carbon dioxide separator may include a carbon dioxide separation membrane, an oxygen blocking membrane, and a water blocking membrane. | 2019-05-09 |
20190140298 | HIGH EFFICIENCY FUEL CELL SYSTEM WITH HYDROGEN AND SYNGAS EXPORT - A fuel cell system includes at least one topping fuel cell module including a topping anode portion configured to output a topping anode exhaust, and a topping cathode portion configured to output a topping cathode exhaust; at least one bottoming fuel cell module including a bottoming anode portion configured to output a bottoming anode exhaust, and a bottoming cathode portion configured to output a bottoming cathode exhaust; and an electrochemical hydrogen separation unit configured to receive at least a portion of the topping anode exhaust, to output a hydrogen-rich stream, and to output a CO | 2019-05-09 |
20190140299 | ELECTROLYTE MATERIAL, LIQUID COMPOSITION COMPRISING IT AND ITS USE - To provide an electrolyte material having a low hydrogen gas permeability and excellent hot water resistance. | 2019-05-09 |
20190140300 | NANOCOMPOSITE MEMBRANE FOR DIRECT METHANOL FUEL CELLS - A method for synthesizing a nanocomposite membrane, and a synthesized nanocomposite membrane made thereby. The method may include steps of preparing Fe | 2019-05-09 |
20190140301 | CONTAINER-TYPE BATTERY - A battery according to an embodiment of the present invention includes: a plurality of tanks ( | 2019-05-09 |
20190140302 | FUEL CELL STACK - A fuel cell stack is provided that includes a cell laminate formed by stacking a plurality of unit cells in a predetermined stacking direction and a surface pressure adjustment unit stacked on a first surface of the cell laminate. The surface pressure adjustment unit adjusts a surface pressure applied to the unit cells in the stacking direction. The unit includes a first electromagnet and a second electromagnet installed between one surface of the cell laminate and the first electromagnet to pressurize the unit cells. A controller adjusts pressurizing force applied to the unit cells by the second electromagnet by selectively applying a current to the first and second electromagnets so that attractive force or repulsive forces acts between the first and second electromagnets. | 2019-05-09 |
20190140303 | IONIZED GAS METAL CORE BATTERY - A battery is provided. The battery includes a pressurized gas circulating system and a reaction chamber. The reaction chamber includes a housing and a metal core disposed within the housing. The pressurized gas circulating system at least includes a high pressure storage tank. A delivery line fluidly connects the high pressure storage tank to the housing. An exhaust line fluidly connects the housing to the pressurized gas circulating system. The battery further includes a cathode terminal and an anode terminal. | 2019-05-09 |
20190140304 | POWER STORAGE DEVICE - A power storage device having a laminated body and a portion of lower mechanical strength than the laminated body. | 2019-05-09 |
20190140305 | WINDING APPARATUS - A winding apparatus that produces electrical energy storage devices includes a rotatable winding core on which two electrode strips and two separator strips are wound, strip guides which guide the various strips along feeding paths, and at least one rotatable and/or slidable portion that supports at least one strip guide. The rotatable and/or slidable portion rotates and/or slides, respectively, to adjust the position of the respective strip according to an increase in the diameter of the wound product in order to have the desired insertion direction of the strip with respect to the peripheral surface of the product. | 2019-05-09 |
20190140306 | VARIABLE LAYER THICKNESS IN CURVED BATTERY CELL - Examples are disclosed herein that relate to curved batteries. One example provides a battery comprising an anode arranged on an anode substrate, a cathode arranged on a cathode substrate, the anode substrate being curved at a first curvature and the cathode substrate being curved at a second curvature, and a separator between the anode and the cathode. A thickness of the anode substrate and a thickness of the cathode substrate are determined based on the curvature of the respective substrate, such that the one of the anode substrate and the cathode substrate with a larger curvature has a larger thickness. | 2019-05-09 |
20190140307 | SODIUM ION SOLID-STATE CONDUCTORS WITH SODIUM OXOFERRATE STRUCTURE - A solid-state conductor with sodium oxoferrate structure is disclosed. The conductor may be used in battery applications where it is preferable to avoid the use of a liquid electrolyte. The conductor may be produced from an initial NaFeO | 2019-05-09 |
20190140308 | NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD OF PRODUCING THE SAME - A non-aqueous electrolyte secondary battery includes a negative electrode, a positive electrode, and an electrolyte solution. The electrolyte solution contains at least one selected from the group consisting of ethylene carbonate, fluoroethylene carbonate, and vinylene carbonate. The negative electrode includes a negative electrode mixture layer. The negative electrode mixture layer contains a silicon-containing particle and a graphite particle. In a Log-differential pore volume distribution of the negative electrode mixture layer, the ratio of a Log-differential pore volume at a pore diameter of 2 μm to a Log-differential pore volume at a pore diameter of 0.2 μm is within a range of 10.5 to 33.1. | 2019-05-09 |
20190140309 | ELECTROLYTE SOLUTIONS AND ELECTROCHEMICAL CELLS CONTAINING SAME - In some embodiments, an electrolyte solution includes a solvent; an electrolyte salt; and a salt represented by the following general formula (I): [HxL] | 2019-05-09 |
20190140310 | COMPOUNDS WITH MIXED ANIONS AS SOLID Li-ION CONDUCTORS - A solid-state lithium ion electrolyte is provided which contains a composite material having at least 94 mole % lithium ions as cation component and multiple anions in an anionic framework capable of conducting lithium ions. An activation energy for lithium ion migration in the solid state lithium ion electrolyte is 0.5 eV or less. Composites of specific formulae are provided. A lithium battery containing the composite lithium ion electrolyte is also provided. | 2019-05-09 |
20190140311 | ALL-SOLID STATE BATTERY - An all-solid state battery including at least one short-circuit current shunt part and a plurality of electric elements, the short-circuit current shunt part and the electric elements being stacked, wherein the shunt part includes a first and a second current collector layers, and an insulating layer between the first and second current collector layers, all being stacked, each of the electric elements includes a cathode current collector layer, a cathode material layer, a solid electrolyte layer, an anode material layer, and an anode current collector layer, all of these layers being stacked, the first current collector layer connected with the cathode current collector layer, the second current collector layer connected with the anode current collector layer, the electric elements are electrically connected with each other in parallel, and a plurality of sheets of metal foil, the one being arranged on a side wherein a nail penetrates in nail penetration testing. | 2019-05-09 |
20190140312 | SOLID-STATE IONIC CONDUCTORS AND METHODS OF MAKING THE SAME - A solid-state ionic conductor. The solid-state ionic conductor contains a correlated perovskite into which ions and electrons are inserted giving rise to ionic conductivity. The inserted ions occupy interstitial lattice sites of the correlated perovskite, reduce the electronic conductivity of the correlated perovskite. A method of producing a solid-state ionic conductor. The method includes forming a thin film containing a transition metal X, a rare earth element R and oxygen (O) by co-depositing the transition metal and the rare earth element on a substrate in an oxygen-containing atmosphere. The thin film is then annealed at an annealing temperature for a period of time in an oxygen containing atmosphere, resulting in formation of a crystalline film of RXO | 2019-05-09 |
20190140313 | SULFIDE SOLID ELECTROLYTE - A sulfide solid electrolyte containing lithium, phosphorus, sulfur, and two or more of elements X selected from halogen elements, where the sulfide solid electrolyte includes an argyrodite-type crystal structure, and a molar ratio of the sulfur to the phosphorus “b (S/P)” and a molar ratio of the element X to the phosphorus “c (X/P)” satisfy the following formula (1): | 2019-05-09 |
20190140314 | SULFIDE SOLID ELECTROLYTE - A sulfide solid electrolyte that contains lithium, phosphorus, sulfur, chlorine and bromine, wherein in powder X-ray diffraction analysis using CuKα rays, it has a diffraction peak A at 2θ=25.2±0.5 deg and a diffraction peak B at 2θ=29.7±0.5 deg, the diffraction peak A and the diffraction peak B satisfy the following formula (A), and a molar ratio of the chlorine to the phosphorus “c (Cl/P)” and a molar ratio of the bromine to the phosphorus “d (Br/P)” satisfies the following formula (1): | 2019-05-09 |
20190140315 | RECHARGEABLE POLYACRYLAMIDE BASED POLYMER ELECTROLYTE ZINC-ION BATTERIES - Systems and methods which provide a polyacrylamide (PAM) based flexible and rechargeable zinc-ion battery (ZIB) configuration are described. Embodiments of a ZIB configuration comprise a PAM based polymer electrolyte. For example, a ZIB configuration of embodiments may comprise a manganese-dioxide (MnO | 2019-05-09 |
20190140316 | OLIGOMER-POLYMER AND LITHIUM BATTERY - An oligomer-polymer and a lithium battery are provided. The oligomer-polymer is obtained by a polymerization of a polymerizable compound having at least one ethylenically unsaturated group and at least one active hydrogen group in the same molecule. The lithium battery includes an anode, a cathode, a separator, an electrolyte solution and a package structure, wherein the cathode includes the oligomer-polymer. | 2019-05-09 |
20190140317 | GEL POLYMER ELECTROLYTES COMPRISING ELECTROLYTE ADDITIVE - Systems and methods which provide an aqueous gel polymer electrolyte having one or more additive therein selected to configure the aqueous gel polymer electrolyte, and batteries formed therewith, for improved performance are described. Aqueous gel polymer electrolytes may, for example, have an additive compound including boron (e.g., a borate ion-containing salt) therein to configure batteries formed using the aqueous gel polymer electrolyte to increase the ionic conductivity of the gel polymer electrolyte. The addition of borax in Zinc-ion battery gel electrolytes of embodiments is configured to enhance the dissociation of zinc ions and anions, and subsequently release more mobile zinc ions. Furthermore, the interaction between borax and divalent transition metal (Zn) in electrolyte according to embodiments may enhance the transportation of mobile zinc ions. | 2019-05-09 |
20190140318 | LITHIUM SECONDARY BATTERY - The present invention relates to a lithium secondary battery, and in particular, to a lithium secondary battery including a positive electrode, a negative electrode, and a separator and an electrolyte interposed between the positive electrode and the negative electrode, wherein a gel polymer electrolyte is included between the negative electrode and the separator, and a liquid electrolyte is included between the positive electrode and the separator. | 2019-05-09 |
20190140319 | POLYMER ELECTROLYTE MEMBRANE AND METHOD FOR PREPARING SAME - The invention discloses a polymer electrolyte membrane and a method for preparing the same. The method comprises the steps of: (1) mixing a molecular sieve material, a polymer and a solvent to obtain a slurry; (2) coating the slurry on a base membrane to form a wet membrane; (3) drying the wet membrane to obtain a dry membrane; and (4) immersing the dry membrane in a lithium salt electrolyte solution, and taking out to obtain a polymer electrolyte membrane. | 2019-05-09 |
20190140320 | ELECTROLYTE COMPOSITION AND APPLICATION THEREOF - An electrolyte composition including a heterocyclic compound, an electrolyte salt and a solvent is provided. The heterocyclic compound includes, in the heterocyclic ring: (a) at least two nitrogen atoms each of which is bonded to a —Si(R | 2019-05-09 |
20190140321 | NON-AQUEOUS ELECTROLYTE FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME - The present invention relates to a non-aqueous electrolyte for a lithium secondary battery including a pyridine-boron-based compound as an additive and a lithium secondary battery including the same, and particularly, to a non-aqueous electrolyte including at least two types of lithium salts and a pyridine-boron-based compound and a lithium secondary battery which has an enhanced effect of suppressing an increase in resistance and generation of gas after being stored at high temperature by including both the non-aqueous electrolyte and a negative electrode including lithium titanium oxide (LTO) as a negative electrode active material. | 2019-05-09 |
20190140322 | HIGH EFFICIENCY ELECTROLYTES FOR HIGH VOLTAGE BATTERY SYSTEMS - Disclosed herein are embodiments of an electrolyte that is stable and efficient at high voltages. The electrolyte can be used in combination with certain cathodes that exhibit poor activity at such high voltages with other types of electrolytes and can further be used in combination with a variety of anodes. In some embodiments, the electrolyte can be used in battery systems comprising a lithium cobalt oxide cathode and lithium metal anodes, silicon anodes, silicon/graphite composite anodes, graphite anodes, and the like. | 2019-05-09 |
20190140323 | METHOD AND DEVICE FOR ESTIMATING A STATE OF AN ENERGY STORAGE SYSTEM OF A VEHICLE - A method of estimating a state of an energy storage system of a vehicle, in particular for estimating an aging state of the energy storage system, includes the following steps: acquiring information about the energy storage system; analyzing the acquired information while taking into account specified boundary conditions; and estimating the state of the energy storage system. | 2019-05-09 |
20190140324 | BATTERY CHARGING METHOD - A method for charging batteries constructed from Lithium cells, the method including a substantially monotonically increasing time-varying voltage phase interposed between conventional constant current (CC) and constant voltage (CV) phases. Advantageously, methods according to the present disclosure provide rapid charging of Lithium batteries without negatively affecting their service lifetime(s). More specifically—and in sharp contrast to prior art methods—methods according to the present disclosure: (a) provide charging of Lithium batteries such that peak cell voltages are reduced; (b) do not appreciably increase charging time; (c) may be readily and inexpensively implemented in a charger; and (d) do not require communication with a Battery Management System or measurement of individual cell voltages. | 2019-05-09 |
20190140325 | METAL BATTERY, AND MANAGEMENT SYSTEM AND CONTROL METHOD THEREOF - A battery management system includes a detection circuit configured to detect an electrical parameter of a metal battery and a control circuit configured to determine a safety performance of a battery cell of the metal battery according to the electrical parameter. | 2019-05-09 |
20190140326 | CATALYST PART, AND VENTILATION FILTER, VENTILATION PLUG, AND LEAD-ACID BATTERY INCLUDING THE SAME - Provided is a catalyst part for a lead-acid battery, the catalyst part being capable of reducing gas release from an electrolyte solution and a decrease in electrolyte solution due to the leakage, thus providing a lead-acid battery having a long life. Also provided are a ventilation filter, a ventilation plug, and a lead-acid battery each including the catalyst part. A catalyst part for a lead-acid battery, including a catalyst layer including a catalyst to accelerate a reaction for generating water or water vapor from oxygen and hydrogen, and an arrangement through which at least part of the water or water vapor is condensed and/or flowed back to the inside of the battery. | 2019-05-09 |
20190140327 | POWER STORAGE DEVICE - A power storage device includes a storage battery that stores electric power, a battery management unit that monitors and protects the storage battery, an inverter configured to convert DC power outputted from the storage battery into AC power and outputting the AC power, and convert externally supplied AC power into DC power and supplying the DC power to the storage battery, a liquid storage container that houses therein the storage battery, the battery management unit, and the inverter in a state where surroundings of the storage battery, the battery management unit, and the inverter are filled with a liquid, a temperature adjustment unit that performs heat transfer between the liquid and outside air to adjust a temperature of the liquid to a particular target temperature, and a heat insulating material arranged to surround the liquid storage container. | 2019-05-09 |
20190140328 | ELECTRODE PLATE, ELECTROCHEMICAL DEVICE AND SAFETY COATING - This application relates to an electrode plate, an electrochemical device and a safety coating. The electrode plate comprises a current collector, an electrode active material layer and a safety coating disposed between the current collector and the electrode active material layer. The safety coating layer comprises fluorinated polyolefin and/or chlorinated polyolefin polymer matrix, a conductive material and an inorganic filler. The electrode plate can quickly cut off the circuit when the electrochemical device (for example, a capacitor, a primary battery, or a secondary battery) is in a high temperature condition or an internal short circuit occurs, and thus it may improve the high temperature safety performance of the electrochemical device. | 2019-05-09 |
20190140329 | APPARATUS FOR COOLING BATTERY FOR VEHICLE - An apparatus for cooling a battery for a vehicle is provided. The apparatus includes a battery module for a vehicle and a body that is disposed adjacent to the battery module. The body has a circulation space formed therein to allow heat generated in the battery module to circulate in the circulation space and thus be absorbed by the body. Additionally, a cooling part is disposed to exchange heat with the body to thus cool the battery module is introduced. | 2019-05-09 |
20190140330 | BATTERY FOR VEHICLE AND METHOD FOR CONTROLLING THE SAME - A battery for a vehicle and a method for controlling the same are provided. The battery includes a housing in which a plurality of battery cells are disposed and a thermoelectric element that is disposed between the plurality of battery cells and provided with electrodes connected in a zigzag configuration. Since heat flows in a lengthwise direction of the battery cells, heat transfer efficiency with respect to the battery cells is significantly improved. By directly attaching the thermoelectric element to the battery cell, a gap between the battery cells is reduced, and a temperature of each battery cell is individually managed with ease. | 2019-05-09 |
20190140331 | PHOTOELECTROCHEMICAL SECONDARY CELL AND BATTERY - A photoelectrochemical secondary cell comprising a photocatalytic anode, or photoanode; an anode; a cathode comprising a metal hydride; electrolyte; separator; and case at least a portion of which is transparent to the electromagnetic radiation required by said photoanode to charge said photoelectrochemical secondary cell. | 2019-05-09 |
20190140332 | RADIO-FREQUENCY SWITCHING CIRCUIT - A radio-frequency switching circuit includes a first diode, a second diode, a first inductor, a second inductor, a first capacitor, and a second capacitor. Cathodes of the first diode and the second diode are configured to receive a first reference voltage. A first inductor is coupled with an anode of the first diode, and configured to receive a first control voltage. A second inductor is coupled with an anode of the second diode, and configured to receive a second control voltage. The first capacitor is coupled with the first node of the first inductor. The second capacitor is coupled with the first node of the second inductor. When the first control voltage is lower than the first reference voltage, the first diode is switched off. When the second control voltage is lower than the first reference voltage, the second diode is switched off. | 2019-05-09 |
20190140333 | COMMON-MODE SIGNAL ABSORBER - The present invention provides a common-mode signal absorber, which comprises an impedance-matching network and a common-mode signal reflection circuit. A differential-mode signal is inputted into input ends of the impedance-matching network, and outputted from output ends of the common-mode signal reflection circuit. When a common-mode signal is inputted into the common-mode signal absorber, the common-mode signal reflection circuit is for reflecting the common-mode signal within a specific frequency band. Afterward, the reflection of the common-mode signal within the specific frequency band will be absorbed by an impedance element of the impedance-matching network. Thus, the common-mode signal within the specific frequency band may be absorbed by the impedance-matching network so as to avoid to interfere signals transmitted on a communication system. | 2019-05-09 |
20190140334 | TUBULAR IN-LINE FILTERS THAT ARE SUITABLE FOR CELLULAR APPLICATIONS AND RELATED METHODS - In-line filters may include a tubular metallic housing defining a single inner cavity that extends along a longitudinal axis and a plurality of resonators that are spaced apart along the longitudinal axis within the single inner cavity, each resonator having a stalk. The stalks of first and second of the resonators that are adjacent each other are rotated to have different angular orientations. | 2019-05-09 |
20190140335 | CARRIER LAYOUT FOR AN ELECTRO-OPTICAL MODULE, AN ELECTRO OPTICAL MODULE USING THE SAME, AND INTERCONNECT STRUCTURE FOR COUPLING AN ELECTRONIC UNIT TO AN OPTICAL DEVICE - A carrier layout comprising a substrate comprising a ground plane layer and a coplanar waveguide interconnect disposed onto the substrate. The coplanar waveguide interconnect comprises a pair of coplanar conductors and a central conductor disposed between the pair of coplanar conductors. The coplanar conductors of the pair are electrically connected to each other by at least one conducting island that is isolated from the ground plane layer. The present invention also provides an interconnect structure for coupling an electronic unit to an optical device disposed on a substrate having a ground plane layer, the interconnect structure comprising a pair of coplanar conductors and a central conductor disposed between the pair of coplanar conductors. The conductors of the pair are electrically connected by at least one conducting island that is isolated from the ground plane layer. | 2019-05-09 |
20190140336 | BI-DIRECTIONAL COUPLER - A bi-directional coupler includes a first individual directional coupler and a second individual directional coupler, which are individual electronic components having mutually equivalent circuit configurations. Each of the first and second individual directional couplers includes: a first terminal; a second terminal; a third terminal; a fourth terminal; a main line connecting the first terminal and the second terminal; and a subline connecting the third terminal and the fourth terminal. The subline includes first and second coupling line sections configured to be electromagnetically coupled to the main line, and a matching section provided between the first and second coupling line sections. The second terminal of the second individual directional coupler is electrically connected to the second terminal of the first individual directional coupler. | 2019-05-09 |
20190140337 | METHODS AND APPARATUS FOR ADJUSTING A PHASE OF ELECTROMAGNETIC WAVES - Aspects of the subject disclosure may include, generating, by a first hollow waveguide coupled to a first dielectric coupler, a first electromagnetic wave that couples onto a transmission medium, generating, by a second hollow waveguide coupled to a second dielectric coupler, a second electromagnetic wave that couples onto the transmission medium, combining the first electromagnetic wave and the second electromagnetic wave combine to form a combined electromagnetic wave that propagates along the transmission medium without requiring an electrical return path, and adjusting a first phase of the first electromagnetic wave, a second phase of the second electromagnetic wave, or both to adjust a wave mode of the combined electromagnetic wave. Other embodiments are disclosed. | 2019-05-09 |
20190140338 | INTEGRATED WAVEGUIDE MONOPULSE COMPARATOR ASSEMBLY - Embodiments of the invention include an integrated monopulse comparator assembly for use in tracking antenna applications such as an antenna feed or an antenna array. Embodiments of the monopulse comparator assembly may include four rectangular waveguide antenna inputs, four magic tees, rectangular waveguide connections, and four rectangular waveguide monopulse outputs. An embodiment of a 4×4 antenna array including an embodiment of an integrated monopulse comparator assembly is also disclosed. | 2019-05-09 |
20190140339 | ANTENNA ADJUSTMENT METHOD, ADJUSTMENT APPARATUS, CONTROLLER, AND TERMINAL - The present disclosure relates to an antenna adjustment method, an antenna adjustment device, a controller and a terminal. The method includes: determining adjustment information for adjusting an antenna in a metal casing of a terminal; and adjusting the antenna according to the determined adjustment information. | 2019-05-09 |
20190140340 | SYSTEM AND METHOD FOR OPERATING AN ANTENNA ADAPTATION CONTROLLER MODULE - A wireless adapter front end system and method for an information handling system including a wireless adapter for communicating on a plurality antenna systems for connection to a plurality of wireless links and an antenna configurable to have a plurality of antenna radiation patterns via an antenna pattern steering control interface, wherein the antenna is operating in a first antenna radiation pattern. An antenna adaptation controller executing code instructions for steering the antenna radiation pattern based upon a plurality of antenna trigger inputs, wherein the antenna trigger inputs include WLAN signal state feedback data and information handling system physical configuration data for configuration of the antenna system relative to a display screen and base housing of the information handling system, the antenna adaptation controller receiving the antenna trigger inputs and selecting a second antenna radiation pattern for comparing a WLAN radio link signal levels of the second antenna radiation pattern to the first antenna radiation pattern, and the antenna adaptation controller setting the second antenna radiation pattern as the highest if the WLAN radio link signal level of the second antenna radiation pattern is greater than the WLAN radio link signal level of the first antenna radiation pattern. | 2019-05-09 |
20190140341 | MOBILE DEVICE - A mobile device includes a carrying element, a first antenna, a second antenna, a connection element, and an extension element. The first antenna and the second antenna are disposed on the carrying element. The first antenna operates in a first frequency band through a first resonance path. The second antenna operates in the first frequency band through a second resonance path. The connection element is electrically connected to the first antenna and the second antenna. The connection element, the first antenna and the second antenna form a connection path, and the connection path, the first resonance path and the second resonance path do not overlap one another. The extension element is electrically connected to the connection element. The extension element, the connection element and the first antenna form a third resonance path, and the first antenna operates in a second frequency band through the third resonance path. | 2019-05-09 |