50th week of 2021 patent applcation highlights part 56 |
Patent application number | Title | Published |
20210391513 | Light-Emitting Diode Display Pixels with Microlens Stacks over Light-Emitting Diodes - To extract light from a light-emitting diode (and thereby improve efficiency of the display), a microlens stack may be formed over the light-emitting diode. The microlens stack may include an array of microlenses that is covered by an additional single microlens. Having stacked microlenses in this way increases lens power without increasing the thickness of the display. The array of microlenses may be formed from an inorganic material whereas the additional single microlens may be formed from an organic material. The additional single microlens may conform to the upper surfaces of the array of microlenses. An additional low-index layer may be interposed between the light-emitting diode and the array of microlenses. A diffusive layer may be formed around the light-emitting diode to capture light emitted from the light-emitting diode sidewalls. | 2021-12-16 |
20210391514 | LIGHT-EMITTING DEVICE AND IMAGE DISPLAY APPARATUS - A light-emitting device of the present disclosure includes: a solid-state light source emitting excitation light; a phosphor layer having a first refractive index, provided on a light-emitting surface side of the solid-state light source, and having a first reflection film on its side surface; a low refractive layer provided on the phosphor layer and having a second refractive index less than the first refractive index; and a sealing member encapsulating the phosphor layer and the low refractive layer and having a third refractive index greater than or equal to the second refractive index. | 2021-12-16 |
20210391515 | LIGHT - EMITTER - MOUNTED SUBSTRATE AND BACKLIGHT - A tight-emitter-mounted substrate includes a circuit board, and a light emitter disposed on the circuit board. The light emitter has an electrode and an emission part. The electrode is electrically connected to the circuit board. The emission part emits light in accordance with a voltage applied via the electrode. The light-emitter-mounted substrate also includes a reflector facing an emission surface of the emission part. The reflector reflects the light emitted from the emission part. The light-emitter-mounted substrate also includes a transparent layer covering the Hot emitter and reflector on the circuit board. The transparent layer has light transparency. | 2021-12-16 |
20210391516 | LIGHT EMITTING DEVICE AND METHOD FOR MANUFACTURING THE SAME - A light emitting device including a substrate, a first pad, a second pad, a light emitting diode, a first connection structure, a second connection structure, and a patterned adhesive layer and a method for manufacturing the same are provided. The first pad and the second pad are located on the substrate. The light emitting diode includes a first semiconductor layer, a second semiconductor layer overlapping the first semiconductor layer, a first electrode and a second electrode. The first electrode and the second electrode are respectively connected to the first semiconductor layer and the second semiconductor layer. The first connection structure electrically connects the first electrode to the first pad. The second connection structure electrically connects the second electrode to the second pad. The patterned adhesive layer is located between the substrate and the light emitting diode and does not contact the first connection structure and the second connection structure. | 2021-12-16 |
20210391517 | LIGHT-EMITTING DEVICE - A light-emitting device, including a circuit substrate, a first light-emitting diode, and a first fixing structure, is provided. The circuit substrate includes a substrate, a first pad, a flat layer, and a first electrical connection material. The first pad and the flat layer are located on the substrate. The flat layer has a first opening overlapping the first pad. The first electrical connection material is located in the first opening and is electrically connected to the first pad. The first light-emitting diode is located on the flat layer and in contact with the first electrical connection material. The first fixing structure is located between the first light-emitting diode and the flat layer. The vertical projection of the first fixing structure on the substrate is located in the vertical projection of the first light-emitting diode on the substrate. | 2021-12-16 |
20210391518 | LIGHT EMITTING DEVICE - A light emitting device includes a ceramic substrate, a light emitting element, and a wiring. The light emitting element is formed on an upper surface of the ceramic substrate. The wiring is arranged inside the ceramic substrate and is electrically and directly connected to the light emitting element. The light emitting element includes a structure in which a lower semiconductor layer, an active layer, and an upper semiconductor layer are sequentially stacked. | 2021-12-16 |
20210391519 | LIGHT EMITTING DEVICE AND MANUFACTURING METHOD THEREOF - A light emitting device includes a growth substrate, a light emitting component, a first conductive bump and a second conductive bump. The light emitting component is disposed on the growth substrate, including a first type semiconductor layer, a second type semiconductor layer, a light emitting layer, an ohmic contact layer, a first conductor layer, and a second conductor layer. The light emitting layer and the second type semiconductor layer are penetrated by a trench. The ohmic contact layer is disposed on the first type semiconductor layer and is disposed in the trench. The ohmic contact layer is electrically connected to the first type semiconductor layer. The first conductor layer is disposed on the first type semiconductor layer and is disposed in the trench. The first conductor layer covers the ohmic contact layer. The second conductor layer is disposed on the second type semiconductor layer, and is electrically connected to the second type semiconductor layer. A manufacturing method of the light emitting device is also provided. | 2021-12-16 |
20210391520 | BREATHABLE MICRO LIGHT EMITTING DIODE DISPLAY - A micro light emitting diode display includes a substrate, an electrode layer and a micro light emitting diode device. The substrate has a first surface, a second surface opposite to the first surface, and at least one air passage extending from the first surface to the second surface. The electrode layer is disposed on and in contact with the first surface of the substrate. The air passage has an opening on the first surface of the substrate, and the electrode layer is spaced apart from the opening. The micro light emitting diode device is disposed on the electrode layer and has a light emitting area that is less than or equal to 2500 μm | 2021-12-16 |
20210391521 | SUBLIMATION PROTECTION COATING FOR THERMOELECTRIC MATERIALS AND DEVICES - Protective coating to prevent sublimation are disclosed. More particularly, the protective coatings comprise one or more alkaline earth halide materials, or mixtures thereof, to prevent sublimation. The alkaline earth halide material of the coating can be judiciously selected to match the coefficient of thermal expansion (CTE) of the material of the external surface of the underlying substrate coated. The protective coatings may be advantageous for protecting external surfaces of thermoelectric materials, parts and devices at high temperature to prevent sublimation and material loss. | 2021-12-16 |
20210391522 | THERMOELECTRIC TRANSDUCER AND THERMOELECTRIC TRANSDUCER MODULE - A thermoelectric transducer includes a substrate, a thermoelectric film on the substrate, a first electrode on the substrate, and a second electrode on the substrate, the second electrode being different from the first electrode in work function. The first electrode and the second electrode are in contact with the same side of the thermoelectric film. The outer edge of the thermoelectric film is located inner than the outer edge of the substrate. | 2021-12-16 |
20210391523 | CHIP OF THERMOELECTRIC CONVERSION MATERIAL - A chip of thermoelectric conversion material may have a concave portion and may be capable of realizing high joining properties to an electrode. Such a chip of thermoelectric conversion material may have a concave on at least one surface of the chip of thermoelectric conversion material. The shape of such chips of may be rectangular parallelepiped, cubic, and/or columnar shape. | 2021-12-16 |
20210391524 | THERMOELECTRIC MODULE AND ADJUSTMENT METHOD OF THERMOELECTRIC MODULE - A thermoelectric module includes a substrate, a plurality of electrodes arranged on a surface of the substrate, a plurality of thermoelectric elements respectively connected to the plurality of electrodes, and at least three terminals respectively connected to the different electrodes and connected to one or both of a first load and a second load. | 2021-12-16 |
20210391525 | SUPERCONDUCTING STRESS-ENGINEERED MICRO-FABRICATED SPRINGS - A structure has a substrate, and a spring structure disposed on the substrate, the spring structure having an anchor portion disposed on the substrate, an elastic material having an intrinsic stress profile that biases a region of the elastic material to curl away from the substrate, and a superconductor film in electrical contact with a portion of the elastic material. A method of manufacturing superconductor structures includes depositing a release film on a substrate, forming a stack of films comprising an elastic material and a superconductor film, releasing a portion of the elastic material by selective removal of the release film so that portion lifts out of the substrate plane to form elastic springs. A method of manufacturing superconductor structures includes depositing a release film on a substrate, forming a stack of films comprising at least an elastic material, releasing a portion of the elastic material so that portion lifts out of a plane of the substrate to form elastic springs, and coating the elastic springs with a superconductor film. | 2021-12-16 |
20210391526 | METHOD FOR PROCESSING A SEMICONDUCTOR DEVICE WITH TWO CLOSELY SPACED GATES - A method for processing a semiconductor device with two closely space gates comprises forming a template structure, wherein the template structure includes at least one sub-structure having a dimension less than the CD. The method further comprises forming a gate layer on and around the template structure. Then, the method comprises removing the part of the gate layer formed on the template structure, and patterning the remaining gate layer into a gate structure including the two gates. Further, the method comprises selectively removing the template structure, wherein the spacing between the two gates is formed by the removed sub-structure. | 2021-12-16 |
20210391527 | ELECTROACTIVE POLYMER DEVICE AND METHOD FOR MANUFACTURING SUCH AN ELECTROACTIVE POLYMER DEVICE - A method for manufacturing an electroactive polymer device which includes a layered structure including a dielectric polymer layer and an electrode layer, wherein the electrode layer is arranged on a surface of the dielectric polymer layer. The method includes: providing the dielectric polymer layer; determining a surface area location of a defect on a first surface of the dielectric polymer layer; creating an electrode layer including an area void of electrode layer material surrounding the surface area location, and the electrode layer includes a patch of electrode material covering the surface area location and a remainder part of the surface of the dielectric polymer layer surrounding the area void of electrode layer material, in which the patch and the remainder part are electrically isolated from one another. | 2021-12-16 |
20210391528 | INTEGRATED STRUCTURE OF CRYSTAL RESONATOR AND CONTROL CIRCUIT AND INTEGRATION METHOD THEREFOR - An integrated structure of a crystal resonator and a control circuit ( | 2021-12-16 |
20210391529 | MANUFACTURING METHOD OF DIELECTRIC ELASTOMER TRANSDUCER, AND DIELECTRIC ELASTOMER TRANSDUCER - A method for forming a dielectric elastomer transducer of the present invention includes: a first electrode layer fixing step of fixing a first electrode layer to a target object; a dielectric elastomer layer fixing step of fixing a dielectric elastomer layer to the first electrode layer; and a second electrode layer fixing step of fixing a second electrode layer to the dielectric elastomer layer. This configuration ensures that the dielectric elastomer transducer highly conforms to the target object. | 2021-12-16 |
20210391530 | MAGNETIC TUNNEL JUNCTION STRUCTURES AND RELATED METHODS - The present disclosure relates to a magneto-resistive random access memory (MRAM) cell having an extended upper electrode, and a method of formation. In some embodiments, the MRAM cell has a magnetic tunnel junction (MTJ) arranged over a conductive lower electrode. A conductive upper electrode is arranged over the magnetic tunnel junction. Below the conductive lower electrode is a first conductive via structure in a first dielectric layer. Below the conductive via structure is a discrete conductive jumper structure in a second dielectric layer. A dielectric body of a third dielectric material that is different from the first dielectric material and the second dielectric material extends vertical from the first dielectric layer at least partially into the second dielectric layer. | 2021-12-16 |
20210391531 | SEMICONDUCTOR DEVICE AND METHOD FOR FABRICATING THE SAME - A method for fabricating a semiconductor device includes the steps of: forming a first inter-metal dielectric (IMD) layer on a substrate; forming a first patterned mask on the first IMD layer, in which the first patterned mask includes a first slot extending along a first direction; forming a second patterned mask on the first patterned mask, in which the second patterned mask includes a second slot extending along a second direction and the first slot intersects the second slot to form a third slot; and forming a first metal interconnection in the third slot. | 2021-12-16 |
20210391532 | TOP-INTERCONNECTION METAL LINES FOR A MEMORY ARRAY DEVICE AND METHODS FOR FORMING THE SAME - A memory array device includes an array of memory cells located over a substrate, a memory-level dielectric layer laterally surrounding the array of memory cells, and top-interconnection metal lines laterally extending along a horizontal direction and contacting a respective row of top electrodes within the memory cells. Top electrodes of the memory cells are planarized to provide top surfaces that are coplanar with the top surface of the memory-level dielectric layer. The top-interconnection metal lines do not extend below the horizontal plane including the top surface of the memory-level dielectric layer, and prevent electrical shorts between the top-interconnection metal lines and components of memory cells. | 2021-12-16 |
20210391533 | Seed Layer for Multilayer Magnetic Materials - A magnetic element is disclosed wherein a composite seed layer such as TaN/Mg enhances perpendicular magnetic anisotropy (PMA) in an overlying magnetic layer that may be a reference layer, free layer, or dipole layer. The first seed layer is selected from one or more of Ta, Zr, Nb, TaN, ZrN, NbN, and Ru. The second seed layer is selected from one or more of Mg, Sr, Ti, Al, V, Hf, B, and Si. A growth promoting layer made of NiCr or an alloy thereof is inserted between the seed layer and magnetic layer. In some embodiments, a first composite seed layer/NiCr stack is formed below the reference layer, and a second composite seed layer/NiCr stack is formed between the free layer and a dipole layer. The magnetic element has thermal stability to at least 400° C. | 2021-12-16 |
20210391534 | MRAM Fabrication and Device - A top electrode of a magnetoresistive random access memory (MRAM) device over a magnetic tunnel junction (MTJ) is formed using a film of titanium nitride oriented in a (111) crystal structure rather than a top electrode which uses tantalum, tantalum nitride, and/or a multilayer including tantalum and tantalum nitride. | 2021-12-16 |
20210391535 | PHASE CHANGE DEVICE - According to some embodiments of the present invention a phase change device (PCD) has a first and second semiconductor layer. The first semiconductor layer made of a first semiconductor material and has a first semiconductor thickness, a first interface surface, and a first electrode surface. The first interface surface and first electrode surface are on opposite sides of the first semiconductor layer. The first semiconductor material can transition between a first amorphous state and a first crystalline state at one or more first conditions. The second semiconductor layer is made of a second semiconductor material and has a second semiconductor thickness, a second interface surface, and a second electrode surface. The second interface surface and second electrode surface are on opposite sides of the second semiconductor layer. The first interface surface and the second interface surface are in electrical, physical, and chemical contact with one another at an interface. The second semiconductor material can transition between a second amorphous state and a second crystalline state at one or more second conditions. A first electrode in physical and electrical contact with the first electrode surface of the first semiconductor layer and a second electrode in physical and electrical contact with the second electrode surface of the second semiconductor layer. The first conditions and second conditions are different. Therefore, in some embodiments, the first and second semiconductor materials can be in different amorphous and/or crystalline states. The layers can have split amorphous/crystalline states. By controlling how the layers are split, the PCD can be in different resistive states. | 2021-12-16 |
20210391536 | OXIDE-BASED RESISTIVE MEMORY HAVING A PLASMA-EXPOSED BOTTOM ELECTRODE - Provided are embodiments for a semiconductor device. The semiconductor device includes a bottom electrode, wherein the bottom electrode is formed on a metal interconnect electrode, and a dielectric layer on a surface of the bottom electrode. The semiconductor device also includes a top electrode formed on a surface of the dielectric layer, wherein at least one of the top electrode or the bottom electrode is a plasma treated top electrode or plasma treated bottom electrode. Also provided are embodiments for a method of fabricating a resistive switching device where at least one of the plurality of layers of the memory stack is processed with a charge particle treatment. | 2021-12-16 |
20210391537 | METHOD FOR CLEANING A VACUUM SYSTEM, METHOD FOR VACUUM PROCESSING OF A SUBSTRATE, AND APPARATUS FOR VACUUM PROCESSING A SUBSTRATE - A method for cleaning a vacuum chamber, particularly a vacuum chamber used in the manufacture of OLED devices is described. The method includes cleaning at least one of an inside of the vacuum chamber and a component inside the vacuum chamber with active species, a process gas for generating the active species includes at least 90% oxygen and 5 at least 2% argon, particularly, wherein the process gas includes about 95% oxygen and about 5% argon. | 2021-12-16 |
20210391538 | COMPOUNDS THAT CAN BE USED IN AN ORGANIC ELECTRONIC DEVICE - The invention relates to compounds that can be used in an organic electronic device as an active compound, in particular for use in electronic devices. The invention further relates to a process for preparing the compounds according to the invention, and to electronic devices comprising the same. | 2021-12-16 |
20210391539 | SUBSTRATE PROCESSING APPARATUS AND METHOD OF PROCESSING SUBSTRATE - A method of processing a substrate includes loading the substrate to which a processing liquid is adhered, inside a processing container, removing the processing liquid adhering to the substrate by supplying a first organic solvent to the loaded substrate, causing the substrate to be water-repellent by supplying a water repellent to the substrate from which the processing liquid has been removed, supplying a second organic solvent to the water-repellent substrate, and drying the substrate by volatilizing the second organic solvent adhering to the substrate. | 2021-12-16 |
20210391540 | ORGANIC ELECTROLUMINESCENCE DEVICE AND FUSED POLYCYCLIC COMPOUND FOR ORGANIC ELECTROLUMINESCENCE DEVICE - An organic electroluminescence device of an embodiment includes a first electrode facing a second electrode, and a plurality of organic layers between the first electrode and the second electrode, wherein at least one organic layer among the plurality of organic layers includes a fused polycyclic compound represented by Formula 1 below, thereby showing improved emission efficiency. | 2021-12-16 |
20210391541 | MASK ASSEMBLY - A mask assembly includes a mask and a blocking stick. The mask includes a pattern region formed therein with openings and extends in a first direction. The blocking stick is disposed under the mask and overlaps a first side portion of the mask. The mask further includes dummy opening regions and opening regions. The dummy opening regions are arranged in the first direction in the first side portion of the mask, and are formed therein with openings. The opening regions are arranged in the first direction in a second side portion which is opposite to the first side portion of the mask and correspond to the dummy opening regions, respectively. The number of the openings per a unit area in each of the dummy opening region and the opening region is smaller than the number of the openings per a unit area in the pattern region. | 2021-12-16 |
20210391542 | LIGHT EMITTING DEVICE - A light emitting device having excellent light emission efficiency contains a cathode, a first organic layer containing a compound having a cross-linkable group and a phosphorescent transition metal complex, a second organic layer containing a crosslinked body of the same compound as the compound having a cross-linkable group, and an anode in this order. The ratio of the compound having a cross-linkable group contained in the first organic layer is 2 to 10% by mass with respect to the total mass of the first organic layer. The compound having a cross-linkable group may be a compound having at least one cross-linkable group selected from cross-linkable groups represented by the formula (XL- | 2021-12-16 |
20210391543 | LIGHT-EMITTING DEVICE INCLUDING CONDENSED CYCLIC COMPOUND AND ELECTRONIC APPARATUS INCLUDING THE LIGHT-EMITTING DEVICE - Provided are a light-emitting device including a condensed cyclic compound represented by Formula 1-1 or 1-2, and an electronic apparatus including the light-emitting device. The light emitting device includes: a first electrode; a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode and comprising an emission layer, where the interlayer further comprises a hole transport region between the first electrode and the emission layer, the hole transport region comprises a compound represented by Formula 201, a compound represented by Formula 202, or any combination thereof, and the emission layer comprises at least one condensed cyclic compound represented by Formula 1-1 or 1-2. | 2021-12-16 |
20210391544 | CYCLIC COMPOUND AND ORGANIC LIGHT EMITTING DEVICE COMPRISING SAME - A cyclic compound represented by Chemical Formula 1 and an organic light emitting device using the same, the compound used as a material of an organic material layer of the organic light emitting device and providing improved properties of efficiency, driving voltage, and lifetime characteristics of the organic light emitting device. | 2021-12-16 |
20210391545 | Metal Compounds, Methods, and Uses Thereof - Disclosed herein are metal compounds useful in devices, such as, for example, OLEDs. | 2021-12-16 |
20210391546 | HETEROCYCLIC COMPOUND AND LIGHT-EMITTING DEVICE INCLUDING SAME - A heterocyclic compound is represented by Formula 1. A light-emitting device may include a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode and including an emission layer, and the light-emitting device may include at least one heterocyclic compound represented by Formula 1. In Formula 1, the substituents are the same as defined in the detailed description. | 2021-12-16 |
20210391547 | BORON-CONTAINING COMPOUND AND ORGANIC LIGHT-EMITTING ELEMENT COMPRISING SAME - A compound represented by Chemical Formula 1, and an organic light emitting device comprising the same, the compound used in an organic material layer of the organic light emitting device, and providing low driving voltage and high efficiency properties of the organic light emitting device. | 2021-12-16 |
20210391548 | ORGANIC LIGHT-EMITTING DEVICE - An organic light-emitting device including a first electrode, a second electrode facing the first electrode, and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer includes an emission layer, wherein the organic layer further includes i) an organometallic compound represented by Formula 1, and ii) at least one selected from a first compound represented by Formula 51, a second compound represented by Formula 61, a third compound represented by Formula 81, and a fourth compound represented by Formula 91, wherein Formulae 1, 51, 61, 81, and 91 are the same as described in the specification. | 2021-12-16 |
20210391549 | Organic Thin Film Transistor and Method for Producing Same - An organic thin film transistor (OTFT), in particular thin-film field-effect transistor (OFET), that includes a substrate, a source electrode, a drain electrode, a gate electrode arranged in a top gate arrangement, and an organic semiconductor functional layer. The source electrode, the drain electrode, and the gate electrode are arranged in a coplanar layer structure. The organic thin-film transistor has an intermediate layer for the capacitive decoupling of the gate electrode from the source electrode and/or from the drain electrode. | 2021-12-16 |
20210391550 | ELECTRICITY-GENERATING COATING FOR A SURFACE OF A CARGO CARRYING VEHICLE TO PRODUCE ELECTRICITY - An electricity-generating coating is provided for a surface of a cargo carrying vehicle. The electricity-generating coating includes a conformal organic photovoltaic device configured to be applied and conformed to the surface of the cargo carrying vehicle and configured to supply power for one or more electronic or electrical components or systems at least one of on-board or off-board the cargo carrying vehicle. | 2021-12-16 |
20210391551 | ORGANIC LIGHT-EMITTING LAYER, ORGANIC LIGHT-EMITTING DIODE (OLED) DISPLAY PANEL, AND DISPLAY DEVICE - An organic light-emitting layer, an organic light-emitting diode (OLED) display panel, and a display device are provided. The organic light-emitting layer includes one or more first layers composed of at least a thermally activated delayed material, one or more second layers composed of a fluorescent material and an organic material and stacked alternately with the first layers, and one or more third layers composed of the organic material and disposed between the first layers and the second layers. | 2021-12-16 |
20210391552 | ORGANIC LUMINESCENT MATERIAL, ORGANIC ELECTROLUMINESCENT ELEMENT AND DISPLAY DEVICE - Organic luminescent material, includes: host material, TADF sensitizer, and fluorescent-luminescent material; wherein absolute value of difference between LUMO level of the host material and LUMO level of the TADF sensitizer is not more than 0.4 eV, and absolute-value of difference between HOMO level of the host material and HOMO level of the TADF sensitizer is not more than 0.4 eV; absolute-value of LUMO level of the fluorescent-luminescent material is not more than absolute-value of the LUMO level of the host material and the LUMO level of the TADF sensitizer, and/or absolute-value of HOMO level of the fluorescent-luminescent material is not less than an absolute-value of the HOMO level of the host material and absolute-value of the HOMO level of the TADF sensitizer; and emission-spectrum of the host material overlaps an absorption-spectrum of the TADF sensitizer, and emission-spectrum of the TADF sensitizer overlaps absorption-spectrum of the fluorescent-luminescent material. | 2021-12-16 |
20210391553 | LIGHT-EMITTING ELEMENT, LIGHT-EMITTING DEVICE, ELECTRONIC DEVICE, AND LIGHTING DEVICE - A light-emitting element that includes a fluorescent material and has a high emission efficiency is provided. A light-emitting element in which a delayed fluorescence component due to TTA accounts for a high proportion of emissive components is provided. A novel light-emitting device with a high emission efficiency and a low power consumption is provided. A light-emitting element includes an anode, a cathode, and an EL layer. The EL layer includes a light-emitting layer including a host material and an electron-transport layer including a first material in contact with the light-emitting layer. The LUMO level of the first material is lower than that of the host material. The proportion of a delayed fluorescence component due to TTA is greater than or equal to 10 percent of the light emission from the EL layer. The proportion of the delayed fluorescence component due to TTA may be greater than or equal to 15 percent of the light emission. | 2021-12-16 |
20210391554 | LIGHT-EMITTING ELEMENT, LIGHT-EMITTING DEVICE, DISPLAY DEVICE, ELECTRONIC DEVICE, AND LIGHTING DEVICE - Provided is a light-emitting element which includes a first electrode, a second electrode over the first electrode, and first and second light-emitting layers therebetween. The first light-emitting layer contains a first host material and a first light-emitting material, and the second light-emitting layer contains a second host material and a second light-emitting material. The first light-emitting material is a fluorescent material, and the second light-emitting material is a phosphorescent material. The level of the lowest triplet excited state (T | 2021-12-16 |
20210391555 | ORGANIC LIGHT-EMITTING DISPLAY APPARATUS - An organic light-emitting display apparatus includes: a substrate; a display unit on the substrate and including a display area and a non-display area outside of the display area; and a thin-film encapsulation layer that seals the display unit, wherein the non-display area includes a dam region located outside of the display area and a plurality of protrusions on at least a part of the display unit outside of the dam region. | 2021-12-16 |
20210391556 | DISPLAY PANEL AND MANUFACTURING METHOD THEREOF - The present disclosure provides a display panel and a manufacturing method thereof. The display panel includes a substrate layer, a first block wall, a first inorganic layer, and an organic layer, wherein the substrate layer includes a display area and a non-display area; the first block wall is disposed in the non-display area of the substrate layer and surrounds the display area. a surface of the first block wall includes a hydrophobic layer; the first inorganic layer covers the substrate layer and exposes the first block wall; the organic layer is disposed on the first inorganic layer and located in the display area. | 2021-12-16 |
20210391557 | OLED DISPLAY DEVICE AND DISPLAY APPARATUS - The present invention provides an organic light-emitting diode (OLED) display device. By adding a refraction-reflection layer into an encapsulation layer of the OLED display device, and by adjusting a refractive index of the refraction-reflection layer and a refractive index of the encapsulation layer, the refraction-reflection layer can change a path of light emitted to the surroundings, and light emitted from a light-emitting layer of the OLED display device is refracted or reflected by the refraction-reflection layer. Therefore, the light is emitted concentratedly from the center, and light-emitting efficiency from a front side of the OLED display device is improved. | 2021-12-16 |
20210391558 | DISPLAY APPARATUS - A display apparatus includes: a display layer including a plurality of organic light emitting elements, and defining a plurality of light emitting areas and a non-light emitting area surrounding the light emitting areas; and an input sensing layer on the display layer. The input sensing layer includes: a first conductive pattern on the display layer; an insulating layer on the first conductive pattern to cover the first conductive pattern, and defining a plurality of light collecting patterns overlapping with the light emitting areas in a plan view; a second conductive pattern on a top surface of the insulating layer; and an overcoat layer on the second conductive pattern to cover the insulating layer and the second conductive pattern. Each of the light collecting patterns is recessed downward from the top surface of the insulating layer. | 2021-12-16 |
20210391559 | DISPLAY DEVICE - A display device includes a display panel, and an electronic module disposed thereunder. The display panel includes a first display area having first areas with a first pixel density and a pixel-free area, each first area including a respective pixel, the pixel-free area including second areas and third areas, each third area surrounding a respective second area and disposed between the respective second area and at least one first area, a second display area having a second pixel density greater than the first pixel density, first pattern layers disposed in the third areas, respectively, each first pattern layer surrounding a respective second area in a plan view, and second pattern layers disposed on the first pattern layers, respectively. | 2021-12-16 |
20210391560 | DISPLAY APPARATUS HAVING ARBITRARY SHAPE - A display apparatus includes a display panel having a display unit. A touch sensor layer is disposed on the display panel. A window layer is disposed on the touch sensor layer. The window layer has a first refractive index and includes a first surface and a second surface opposite the first surface. An insulation layer is disposed between the window layer and the touch sensor layer. The insulation layer has a second refractive index that is greater than the first refractive index. | 2021-12-16 |
20210391561 | METHOD OF FABRICATING DISPLAY DEVICE - A display device fabrication method includes providing a substrate including a display panel including a panel mark, placing a processing module on the display panel, the processing module including a processing mark and a first processing line adjacent to the processing mark, the processing mark corresponding to the panel mark of the display panel, calculating an offset between the panel mark and the processing mark, correcting the first processing line to define a second processing line overlapping a periphery of the display panel, the correcting including reflecting the calculated offset, and processing the periphery of the display panel along the second processing line. The calculating of the offset includes obtaining a first offset defined as a displacement between points on the processing and panel marks, and obtaining a second offset defined as an angle of the panel mark with respect to the processing mark. | 2021-12-16 |
20210391562 | METHOD FOR PRODUCING A PIXEL OF AN OLED MICRO-SCREEN - A method for producing a pixel of an OLED microscreen includes the steps of: a) providing a substrate having a structured first electrode; b) forming a dielectric layer on the structured first electrode; c) forming openings in the dielectric layer such that the structured first electrode has free areas, d) forming a spacer layer that is transparent and conductive, and includes: a first part extending over the dielectric layer, and a second part extending over the free areas; e) removing the first part of the spacer layer; f) forming a stack of organic light-emitting layers that is configured to emit a white light; and g) forming a second electrode on the stack; step d) being carried out such that the second part of the spacer layer has first, second and third thicknesses that are designed to allow, respectively, the transmission of red, green and blue light. | 2021-12-16 |
20210391563 | MOLD, AND METHOD FOR ENCAPSULATING DISPLAY PANEL - Provided is a mold for manufacturing a display panel, including a display substrate and a barrier wall disposed on the display substrate, both the display substrate and the barrier wall being in an annular shape, and an organic layer being formed in an area enclosed by the barrier wall; wherein the mold includes: a bottom surface and a top surface disposed oppositely to each other, the bottom surface being proximal to the display substrate relative to the top surface; and wherein the mold surrounds the barrier wall, and an inner wall surface of the mold is in contact with an outer wall surface of the barrier wall, the inner wall surface of the mold being a surface of an inside of the mold and the outer wall surface of the barrier wall being a surface of an outside of the barrier wall. | 2021-12-16 |
20210391564 | THERMOELECTRIC COOLER CASCADED PACKAGING FOR CELL DENSE ARRANGEMENT - A multi-stage cascaded thermoelectrical cooler (TEC) package is used in conjunction with an air cooling system to control temperature of battery cells in a battery module such that the temperature differences stay within a predetermined range. Battery cells in the battery module are divided into one or more regular sections and one or more TEC enhancing sections. A regular section and a TEC enhancing section can use different types of battery cell holders to assemble the battery cells. TECs in the TEC package are integrated into each enhancing section, where each stage of the TEC package is attached to one or more battery cells in a different region of the enhancing section. A higher stage, which is more powerful in enhancing heat transfer and extracting heat from battery cells, is attached to one or more battery cells in a section closer to the air outlet. The TEC package is powered by a discharging convertor circuit of the battery module. | 2021-12-16 |
20210391565 | Method of Preparing Electrode for Secondary Battery | 2021-12-16 |
20210391566 | PROCESS FOR CONTROLING SILICON CARBIDE FIBER FORMATION IN BATTERY SECONDARY PARTICLES - A process for the controlled synthesis of silicon carbide reinforced secondary particles is provided. The process includes forming an microaggregate from an admixing a plurality of silicon nanoparticles, a plurality of silicon oxide nanoparticles, a carbon source, and a fiber-catalyst and then thermalizing the microaggregate and forming silicon carbide nanofibers throughout a resulting spherical microcomposite (silicon carbide reinforced secondary particle). | 2021-12-16 |
20210391567 | NEGATIVE ELECTRODE, AND ELECTROCHEMICAL APPARATUS AND ELECTRONIC APPARATUS INCLUDING SAME - A negative electrode includes silicon-based particles and graphite particles, where a quantity of graphite particles present within a vertical distance of about 0 to 6 μm to respective edges of the silicon-based particles is N, and based on a total quantity of the silicon-based particles, more than about 50% of the silicon-based particles satisfy: 6≤N≤17. The negative electrode has good cycle performance, and a battery prepared by using the negative electrode has good rate performance and a low deformation rate. | 2021-12-16 |
20210391568 | METHOD FOR PREPARING HIGH-VOLTAGE CATHODE MATERIAL BY BODY MODIFICATION AND REGENERATION OF WASTE LITHIUM COBALTATE MATERIAL - The disclosure discloses a method for preparing a high-voltage cathode material by body modification and regeneration of a waste lithium cobaltate material. The waste lithium cobaltate cathode material is calcined, and then measured; a lithium source, a magnesium source, nano-scale TiO | 2021-12-16 |
20210391569 | CORE-SHELL COMPOSITE NEGATIVE ELECTRODE MATERIAL, PREPARATION METHOD THEREFOR AND USE THEREOF - A core-shell composite negative electrode material is made according to a preparation method and includes an application thereof. The composite negative electrode material includes: a core formed by a first active substance and a second active substance, and a carbon-coated shell serving as a third active substance. The first active substance is a sheet-like silicon-based material, the second active substance is a sheet-like graphite material, and the third substance is the carbon-coated shell. The composite material is applied to the negative electrode of a lithium ion battery, and has high specific capacity, wherein the capacity is greater than 400 mAh/g, and excellent cycle life. | 2021-12-16 |
20210391570 | Negative Electrode for Lithium Secondary Battery and Lithium Secondary Battery Including the Same - Provided are a negative electrode for a lithium secondary battery and a lithium secondary battery including the same, the negative electrode for a lithium secondary battery including a current collector; a first negative electrode active material layer disposed on the current collector and including a first graphite-based active material containing artificial graphite and natural graphite, and a first silicon-based active material; and a second negative electrode active material layer disposed on the first negative electrode active material layer and including a second graphite-based active material containing artificial graphite and natural graphite, and a second silicon-based active material. The first graphite-based active material has a content of the artificial graphite equal to or less than that of the natural graphite, and the second graphite-based active material has a content of the artificial graphite greater than that of the natural graphite. | 2021-12-16 |
20210391571 | Method For Preparing Positive Electrode Active Material For Secondary Battery, Positive Electrode Active Material Thus Prepared And Lithium Secondary Battery Including The Same - A positive electrode active material, a positive electrode including the same, and a lithium secondary batter including the same are disclosed herein. In some embodiments, the positive electrode active material includes a lithium transition metal oxide, and a coating layer formed on a surface of the lithium transition metal oxide particle, wherein the coating layer is formed in a film form, and the coating layer includes a carbonized coating polymer and carbide. | 2021-12-16 |
20210391572 | NEGATIVE ELECTRODE PLATE, SECONDARY BATTERY, AND APPARATUS THEREOF - A negative electrode plate, a secondary battery and an apparatus thereof are provided in the present application. The negative electrode plate includes a negative electrode current collector and a negative membrane disposed on the negative electrode current collector, and the negative membrane includes a first coating layer and a second coating layer. The first coating layer is located on an outermost layer of the negative membrane and includes a first negative active material including a silicon-based material and a carbon material, and in the first coating layer, a mass percentage of the silicon-based material is 0.5% to 10%. The second coating layer is disposed between the first coating layer and the negative electrode current collector and includes a second negative active material including a silicon-based material and a carbon material, and in the second coating layer, a mass percentage of the silicon-based material is 5%-50%. | 2021-12-16 |
20210391573 | ANODE ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, ANODE, BATTERY, AND ALUMINUM CLAD METAL LAMINATE - An anode active material for a nonaqueous electrolyte secondary battery, which is made of an aluminum-containing metal having an average corrosion rate of 0.15 mm/year or less measured by an immersion test under specific immersion conditions. | 2021-12-16 |
20210391574 | PRECURSOR OF A POSITIVE ELECTRODE MATERIAL FOR A RECHARGEABLE LITHIUM-ION BATTERY - A precursor compound for manufacturing a lithium transition metal based oxide powder usable as an active positive electrode material in lithium-ion batteries, the precursor being either one of a metal-bearing M′-hydroxide, -oxyhydroxide or -carbonate, with M′=Ni | 2021-12-16 |
20210391575 | POSITIVE ELECTRODE ACTIVE MATERIAL, SECONDARY BATTERY, ELECTRONIC DEVICE, AND VEHICLE - A positive electrode active material, which has high capacity and excellent charge and discharge cycle performance, for a lithium-ion secondary battery is provided. The positive electrode active material contains lithium, cobalt, an element X, and fluorine, and includes a region represented by a layered rock-salt structure. The space group of the region is represented by R-3m. The element X is one or more selected from elements that have a property in which ΔE3 obtained by subtracting, from the stabilization energy in the case of substitution of the element at a lithium position in lithium cobalt oxide, the stabilization energy before the substitution is smaller than ΔE4 obtained by subtracting, from the stabilization energy in the case of substitution of the element at a cobalt position in lithium cobalt oxide, the stabilization energy before the substitution. ΔE3 and ΔE4 are calculated by the first-principles calculation. | 2021-12-16 |
20210391576 | ACTIVE MATERIAL, ANODE LAYER, BATTERY, AND METHODS FOR PRODUCING THESE - A main object of the present disclosure is to provide an active material wherein a volume variation due to charge/discharge is small. The present disclosure achieves the object by providing an active material comprising a silicon clathrate II type crystal phase, and having a composition represented by Na | 2021-12-16 |
20210391577 | LITHIUM-ION BATTERY NEGATIVE ELECTRODE ACTIVE MATERIAL, LITHIUM-ION BATTERY NEGATIVE ELECTRODE, LITHIUM ION BATTERY, BATTERY PACK AND BATTERY-POWERED VEHICLE - The present invention relates to negative electrode carbon materials for lithium-ion batteries, and particularly to a lithium-ion battery negative electrode active material, a lithium-ion battery negative electrode, a lithium-ion battery, a battery pack and a battery-powered vehicle. In a pore structure, measured by N | 2021-12-16 |
20210391578 | ELECTRODE WITH FLAME RETARDANT ADDITIVES AND METHOD AND SYSTEMS FOR PREPARATION AND USE - Methods and systems are provided for an electrode active material for lithium ion batteries. In one example, the electrode active material may include a lithium mixed metal oxide core and flame-retardant dusting particles partially retained within a surface of the core. In some examples, the dusting particles may have an average size of less than 20 μm. In some examples, the amount of dusting particles by weight may be greater than 0.1% of the core particles and less than 50% of the core particles. In another example, methods are provided for manufacturing the electrode active material for use in a lithium ion battery, where lithium metal composite core particles may be mixed with the flame-retardant dusting particles in a dry process. | 2021-12-16 |
20210391579 | Binder for a Battery Electrode - Provided herein is a binder for a battery electrode, binder compositions, electrodes and batteries comprising the same, and methods of preparation thereof. | 2021-12-16 |
20210391580 | BINDER SOLUTION FOR ALL-SOLID-STATE BATTERY INCLUDING BINDER IN FORM OF PARTICLES AND METHOD OF MANUFACTURING SAME - Disclosed are a binder solution for an all-solid-state battery including a binder in the form of particles, and a method of manufacturing the same. The binder solution may include a rubber-based binder, a first solvent for dissolving the rubber-based binder, and a second solvent in which the rubber-based binder is insoluble and which is miscible with the first solvent. | 2021-12-16 |
20210391581 | Resistance Reduction in a Battery and Battery Materials - The electrical resistance of active cathodic and anodic films may be significantly reduced by the addition of small fractions of conductive additives within a battery system. The decrease in resistance in the cathode and/or anode leads to easier electron transport through the battery, resulting in increases in power, capacity and rates while decreasing joules heating losses. | 2021-12-16 |
20210391582 | Electrode Current Collector Comprising a Heat-Pressure Conversion Layer Between Two or More Metal Foils, Electrode Comprising the Same, and Lithium Secondary Battery - An electrode current collector for a lithium secondary battery includes two or more metal foil layers, and a heat-pressure conversion layer positioned between the two or more metal foil layers, wherein the heat-pressure conversion layer includes a heat-pressure exchange ceramic material, a conductive material, and an adhesive. An electrode including the current collector, and a lithium secondary battery including the electrode are also provided. | 2021-12-16 |
20210391583 | GAS DIFFUSION LAYER, MEMBRANE ELECTRODE ASSEMBLY, FUEL CELL, AND MANUFACTURING METHOD OF GAS DIFFUSION LAYER - A gas diffusion layer includes: a conductive particle; and a fluororesin, and the fluororesin includes a first fiber having a first average fiber diameter and a second fiber having a second average fiber diameter different from the first average fiber diameter. | 2021-12-16 |
20210391584 | CELL FRAME AND REDOX FLOW BATTERY - Cell frame | 2021-12-16 |
20210391585 | SOLID OXIDE ELECTROCHEMICAL SYSTEM HAVING INTEGRATED HEATING MEANS - An electrochemical system includes an electrochemical device having a stack of n solid oxide electrochemical cells, n being an integer greater than or equal to 1. The electrochemical system also includes at least n−1 interconnection plates which are interposed between the electrochemical cells, and means for supplying gas to the electrochemical cells and means for collecting gas produced by the electrochemical cells. The electrochemical system further includes means for electrically connecting the system to the outside. The electrochemical device also includes heating means integrated into the stack, said heating means comprising electrical conductors housed in the clamping plates. | 2021-12-16 |
20210391586 | MEMBRANE ASSEMBLY FOR A HUMIDIFICATION DEVICE - A membrane assembly for a humidification device of a fuel cell system may include a membrane. The membrane may be permeable to water and impermeable to air. The membrane may extend in a flat form in a longitudinal direction and in a transverse direction that is transverse with respect to the longitudinal direction in an extent plane. The membrane may include in a height direction extending transversely with respect to the longitudinal direction and transversely with respect to the transverse direction a top side and a bottom side averted from the top side. The membrane may include an encircling outer margin in the extent plane. The outer margin may have an upper edge at the top side and a lower edge at the bottom side, between which an encircling face surface extends. | 2021-12-16 |
20210391587 | FUEL CELL SYSTEM AND CONTROL METHOD OF THE SAME - A control device of a fuel cell system does not execute feedback control of an air valve in a case where a first condition in which a valve opening degree command value calculated by the control device is less than a command value threshold and a second condition in which a valve opening degree measurement value measured by an air valve opening degree sensor is less than a measurement value threshold are satisfied, and executes the feedback control of the air valve in a case where the first condition or the second condition is not satisfied. | 2021-12-16 |
20210391588 | FUEL CELL SYSTEM FOR VEHICLE - A fuel cell system for a vehicle includes a first cooling line configured to pass through a fuel cell stack in a vehicle and configured to circulate a first coolant therein, a first cooler provided in the first cooling line and configured to cool the first coolant, and a second cooler provided in the first cooling line and configured to cool the first coolant independently from the first cooler, thereby obtaining an advantageous effect of ensuring a high output from the fuel cell stack and improving safety and reliability. | 2021-12-16 |
20210391589 | MULTI-INTERFACE MEMBRANE ELECTRODE ASSEMBLY - A fuel cell membrane electrode assembly having: a proton exchange membrane, an anode catalyst coating on one side of the membrane, and a cathode catalyst coating on the other side of the membrane. The cathode catalyst coating has at least two carbon catalyst layers, with a low porosity layer adjacent to a high porosity layer. The high porosity layers have a volume fraction that is higher than the volume fraction of the low porosity layers. | 2021-12-16 |
20210391590 | POLYMER ELECTROLYTE MEMBRANE, MEMBRANE ELECTRODE ASSEMBLY AND POLYMER ELECTROLYTE FUEL CELL - To provide a polymer electrolyte membrane capable of producing a polymer electrolyte fuel cell excellent in power generation characteristics and excellent in hydrogen gas utilization efficiency, as well as a membrane electrode assembly and a polymer electrolyte fuel cell obtainable by using it. | 2021-12-16 |
20210391591 | EXTENDING THE LIFETIME OF ORGANIC FLOW BATTERIES VIA REDOX STATE MANAGEMENT - The invention provides flow batteries including an anthraquinone and methods of discharging the batteries that reduce loss of capacity. The loss of capacity of anthraquinones may be mitigated by controlling the state of charge and/or oxidizing the negolyte. | 2021-12-16 |
20210391592 | Rechargeable electromagnetic induction battery - According to an example aspect of the present invention, there is provided a rechargeable electromagnetic induction battery comprising: a first electrode, which comprises heat sink and an anode; a second electrode, which comprises heat sink and a cathode; an inductor coil; and an electrolytic solution contained between the first and second electrodes. Also, there is provided a method of charging an electromagnetic induction battery, comprising the steps of: attaching a voltage source to the battery, applying a direct current voltage to the battery for a first period of time, and applying an alternating current voltage to the battery for a second period of time, wherein the battery has an anode, cathode, inductor and an electrolytic solution comprising electrons, wherein the alternating current generates a magnetic field which excites the electrons in the electrolytic solution to an upper energy state. | 2021-12-16 |
20210391593 | SOLID ELECTROLYTE MATERIAL AND BATTERY USING THE SAME - The present disclosure provides a solid electrolyte material having a high lithium ion conductivity. The solid electrolyte material according to the present disclosure includes Li, Zr, Y, W, and X. X is at least one element selected from the group consisting of Cl and Br. | 2021-12-16 |
20210391594 | SOLID ELECTROLYTE MATERIAL AND BATTERY USING THE SAME - The present disclosure provides a solid electrolyte material having a high lithium ion conductivity. The solid electrolyte material according to the present disclosure includes Li, Zr, Y, M, and X. M is at least one element selected from the group consisting of Nb and Ta. X is at least one element selected from the group consisting of Cl and Br. | 2021-12-16 |
20210391595 | SOLID ELECTROLYTE MATERIAL AND BATTERY USING THE SAME - The present disclosure provides a solid electrolyte material having a high lithium ion conductivity. The solid electrolyte material according to the present disclosure consists essentially of Li, Zr, Y, M, and X. M is at least one element selected from the group consisting of Al, Ga, In, Sc, and Bi. X is at least one element selected from the group consisting of Cl and Br. | 2021-12-16 |
20210391596 | METHOD FOR PRODUCING SOLID ELECTROLYTE, AND ELECTROLYTE PRECURSOR - A solid electrolyte contains a thio-LISICON Region II-type crystal structure, where the solid electrolyte does not contain P | 2021-12-16 |
20210391597 | ELECTROLYTE SOLUTION, ELECTROCHEMICAL DEVICE, LITHIUM ION SECONDARY BATTERY, AND MODULE - An electrolyte solution containing a compound (1) represented by the formula (1): | 2021-12-16 |
20210391598 | LITHIUM SECONDARY BATTERY - Provided is a lithium secondary battery including a positive electrode layer composed of a lithium complex oxide sintered body, a negative electrode layer composed of a titanium-containing sintered body, a ceramic separator interposed between the positive electrode layer and the negative electrode layer, an electrolyte with which at least the ceramic separator is impregnated, and an exterior body including a closed space, the closed space accommodating the positive electrode layer, the negative electrode layer, the ceramic separator, and the electrolyte. The positive electrode layer, the ceramic separator, and the negative electrode layer form one integrated sintered plate as a whole, and the entirety of the integrated sintered plate is coated with a metal oxide layer. | 2021-12-16 |
20210391599 | LAMINATED BATTERY - A laminated battery includes a plurality of battery cells which are laminated and a current collecting lead. Each of the plurality of battery cells has a structure in which a positive electrode current collector, a positive electrode active material layer, a solid electrolyte layer, a negative electrode active material layer, and a negative electrode current collector are laminated in this order. The plurality of battery cells include first and second battery cells adjacent to each other. The first battery cell has a surface that faces the second battery cell and includes an exposed surface not in contact with the second battery cell. At least part of the exposed surface does not overlap the second battery cell when viewed from a laminating direction of the battery cells. The current collecting lead is connected to the exposed surface. | 2021-12-16 |
20210391600 | NON-AQUEOUS ELECTROLYTE SOLUTION FOR SODIUM ION SECONDARY BATTERY, AND SODIUM ION SECONDARY BATTERY - The present invention is aimed at providing: a non-aqueous electrolyte solution for a sodium ion secondary battery, with which a sodium ion secondary battery having a low resistance and showing a limited amount of gas generation after a durability test can be provided; and a sodium ion secondary battery obtained by using the same. The non-aqueous electrolyte solution for a sodium ion secondary battery comprises: a non-aqueous solvent; NaPF | 2021-12-16 |
20210391601 | BATTERY TEST ASSEMBLY - The present disclosure includes a battery test assembly. The battery test assembly includes a container forming an enclosed cavity having sides, a top and a bottom with an opening in the top, a first electrode having a first non-electrically active coating material, a second electrode having a second non-electrically active coating material, a separator disposed between the first electrode and the second electrode the separator including an insulator material and a non-ionic liquid within the cavity, wherein the first electrode, separator and second electrode are wound in a spiral configuration within the container. | 2021-12-16 |
20210391602 | BATTERY CELL INTERCONNECT SYSTEM - A battery module having a plurality of battery cells disposed in a housing and interconnected by upper and lower interconnect panels stamped from sheets of conductive metal. Each of the upper and lower interconnect panels have a plurality of contacts secured to terminals of the battery cells, respectively. The contacts are at least partially disposed in panel openings extending through the upper and lower interconnect panels. A carrier is provided and includes a lead frame molded into a body of thermoplastic resin. The lead frame connects a plurality of locations on the upper and lower interconnect panels to a monitoring module that measures physical properties at the locations. | 2021-12-16 |
20210391603 | BATTERY SYSTEM - A main object of the present disclosure is to provide a battery system capable of avoiding an over discharge with a simple sensor element. The present disclosure achieves the object by providing a battery system comprising: a battery pack including a plurality of battery cells connected in series, a monitoring unit configured to monitor a condition of the battery pack, and a control unit configured to control at least a discharge of the battery pack, and the monitoring unit includes: a voltage sensor configured to measure a total voltage of the battery pack, a current sensor configured to measure a total current of the battery pack, and a temperature sensor configured to measure a temperature of the battery pack, the control unit includes: a calculating section configured to calculate capacity condition A of the battery pack at a first discharge cutoff voltage based on the total voltage and the total current, an estimating section configured to estimate capacity condition B of the battery pack at the first discharge cutoff voltage based on the total current and the temperature, a determining section configured to determine an occurrence of an over discharge based on the capacity condition A and the capacity condition B, and a voltage changing section configured to change the first discharge cutoff voltage to a second discharge cutoff voltage that is higher than the first discharge cutoff voltage, when the occurrence of the over discharge is determined. | 2021-12-16 |
20210391604 | SEMICONDUCTOR DEVICE AND SECONDARY BATTERY SYSTEM - A novel semiconductor device that is highly convenient or reliable is provided. | 2021-12-16 |
20210391605 | A LITHIUM ION BATTERY MATERIALS RECYCLING METHOD - Disclosed herein is a method of recovering lithium or sodium from an active material of a lithium or sodium ion battery. In a preferred embodiment, the method comprises a redox-targeting reaction of a used active material LiFeP04 with a redox mediator [Fe(CN) | 2021-12-16 |
20210391606 | CHARGE MATERIAL FOR RECYCLED LITHIUM-ION BATTERIES - Cathode material from exhausted lithium ion batteries are dissolved in a solution for extracting the useful elements Co (cobalt), Ni (nickel), Al (Aluminum) and Mn (manganese) to produce active cathode materials for new batteries. The solution includes compounds of desirable materials such as cobalt, nickel, aluminum and manganese dissolved as compounds from the exhausted cathode material of spent cells. Depending on a desired proportion, or ratio, of the desired materials, raw materials are added to the solution to achieve the desired ratio of the commingled compounds for the recycled cathode material for new cells. The desired materials precipitate out of solution without extensive heating or separation of the desired materials into individual compounds or elements. The resulting active cathode material has the predetermined ratio for use in new cells, and avoids high heat typically required to separate the useful elements because the desired materials remain commingled in solution. | 2021-12-16 |
20210391607 | LITHIUM BATTERY MODULE WITH TEMPERATURE EQUALIZATION AND HEAT DISSIPATION STRUCTURE - A lithium battery module with temperature equalization and heat dissipation structure includes a battery cell and a metal housing. The battery cell includes a battery core and two electrode tabs. The metal housing includes a heat dissipation surface having a large area contacting to the battery core and a frame surrounded the heat dissipation surface. A buffer space recessed toward the battery cell is formed between the frame and the heat dissipation surface for providing a deformation space needed for the expansion of battery core, so as to maintain the overall appearance of the lithium battery and achieve the effect of heat dissipation. | 2021-12-16 |
20210391608 | PLATE-LIKE FLUID CONTAINER AND BATTERY TEMPERATURE-CONTROL ASSEMBLY - The present disclosure relates to a plate-like fluid container for the temperature control of an accumulator device for electrical energy or of an electrical consumer, for example in a motor vehicle, having two layers contacting one another at least regionally, an inlet for pouring a fluid into the fluid container, an outlet for discharging the fluid from the fluid container, and a fluid channel system arranged between the layers that connects the inlet to the outlet and is configured to be flowed through by the fluid during the temperature control, wherein a spacing of at least two first channel sections of the fluid channel system extending parallel to one another is larger in a first region of the fluid channel system disposed upstream than a spacing of at least two second channel sections of the fluid channel system extending parallel to one another in a second region of the fluid channel system disposed downstream to improve the temperature control performance of plate-like fluid containers for temperature control. | 2021-12-16 |
20210391609 | BATTERY MODULE - The battery module of the present invention includes a plurality of battery cells and a heat exchange unit configured to cool the plurality of battery cells, and the heat exchange unit includes: a flow frame through which coolant inflows and outflows; and a frame cover which is in contact with the plurality of battery cells, wherein the frame cover is coupled to the flow frame to form a flow space, through which the inflowing and outflowing coolant flows, together with the flow frame. | 2021-12-16 |
20210391610 | High-Voltage Battery Comprising a Temperature Control Device, and Vehicle - A high-voltage battery for an electrically drivable vehicle has a plurality of battery cells and at least two temperature control plates for controlling the temperature of the battery cells. The high-voltage battery has a sandwich structure with at least one layer stack, wherein a temperature control plate layer consisting in each case of a temperature control plate and a battery cell layer consisting in each case of at least two battery cells are alternately stacked on top of one another in a stacking direction. The temperature control plate of a temperature control plate layer is also designed to support the battery cells. The at least two battery cells of a battery cell layer are arranged adjacent to one another in at least one direction transverse to the stacking direction. | 2021-12-16 |
20210391611 | BATTERY MODULE OR PACK WITH A DISTRIBUTED COOLING AND FIRE PROTECTION SYSTEM AND METHOD OF OPERATING SAME - Provided is a battery assembly having a distributed cooling and fire protection system, the battery assembly comprising: (a) a plurality of battery cells; (b) a case configured to hold the plurality of battery cells; and (c) a cooling liquid distribution system, having a cooling liquid reservoir and/or pipes that are in proximity to at least a subset of the plurality of the cells and configured to deliver, on demand, a desired amount of the first cooling liquid on a cell or multiple cells in the vicinity of the cell when a temperature of the cell exceeds a threshold temperature; wherein the first cooling liquid comprises a fire protection or fire suppression substance which, on contact with the cell, prevents, retards, or extinguishes a cell fire and prevents a propagation or cell-to-cell cascading reactions of a thermal runaway or fire event. | 2021-12-16 |
20210391612 | Battery Pack Including Cooling Member and Device Including the Same - A battery pack according to one embodiment of the present disclosure includes: a housing in which at least one battery cell or battery module is built, a heat exchange member provided inside the housing to cool the battery cell or the battery module, a refrigerant inflow port and a refrigerant outflow port connected to the heat exchange member, and a rapid cooling member installed in the refrigerant inflow port. | 2021-12-16 |