Abstract: A memory apparatus includes a first main word line signal, a second main word line signal, and a word line driver. The first main word line signal is coupled to a first sub-word line driver block including n sub-word line drivers. The second main word line signal is coupled to a second sub-word line driver block including n sub-word line drivers. The main word line driver is configured to selectively enable one of the first and second main word line signals.

Abstract: A battery sub-packing unit includes a plurality of secondary battery cells, a cell support member including a seating portion for accommodating the plurality of secondary battery cells, and a venting inducing portion connecting the seating portion to an external area, and a case member provided to surround the secondary battery cell accommodated in the seating portion and to seal around the secondary battery cell.

Abstract: An energy storage system includes a battery module including a plurality of secondary battery cells and an electrode tab disposed on one or both sides; and a housing accommodating a module stack in which the plurality of battery modules are stacked, wherein the housing includes a first cover disposed to oppose at least one side surface of the module stack on which the electrode tab is disposed, and a second cover disposed to oppose at least one of the side surfaces of the module stack on which the electrode tab is not disposed, and wherein a flame passage is formed between the first cover and the module stack, and a cooling passage is formed between the second cover and the module stack.

Abstract: According to the present invention, a method for manufacturing a negative electrode includes: preparing a metal electrode, polyoxometalate (POM), and a solvent; preparing a composite coating layer source solution by mixing the POM and the solvent; and preparing a composite coating layer by providing and drying the composite coating layer source solution on the metal electrode.

Abstract: According to an embodiment of the present invention, the performance of a positive electrode host material for a lithium-sulfur battery can be optimized to solve the problems of low conductivity of sulfur as an energy storage material and volume expansion during charge and discharge, and as a negative electrode material, a transition metal phthalocyanine polymer can be coated on the surface of a carbon fiber current collector through polymerization, solving the low lithium ion affinity of the carbon fiber current collector.

Abstract: A display device includes a first display area including a first pixel area; a second display area including a second pixel area and a transmissive area; a signal line, a common electrode, and a touch electrode that are disposed in the second display area. The common electrode includes an opening overlapping the transmissive area, and the common electrode is disposed between the signal line and the touch electrode to overlap the signal line.

Abstract: The present disclosure relates to a jig for measuring a 3-electrode voltage. The jig can measure charging and discharging voltages of a secondary battery in an environment similar to that of an actually used secondary battery by minimizing air contact and electrolyte use of a battery cell. In an embodiment, disclosed is a jig for measuring a 3-electrode voltage that comprises a jig body including a receiving part for mounting a secondary battery in which an electrode assembly is accommodated inside a case. The jig also includes a jig door that opens or closes a side of the jig body in which the receiving part is located. The jig further includes a cathode electrode that is mounted to the jig body, with the cathode electrode including a part being electrically connected to a cathode electrode tab protruding from upper portion of the secondary battery mounted in the receiving part, and with a part of the cathode electrode protruding to outside of the jig.

Abstract: Provided is a stack molding machine including an upper mold having formed therein a first runner and a first gate serving as a path of a resin material, a first intermediate plate provided under and combined with the upper mold, and having formed therein a first molding connected to the first gate to mold at least a portion on a first substrate placed under the first intermediate plate, a dummy plate provided under and spaced a certain distance apart from the first intermediate plate, a second intermediate plate provided under the dummy plate, and having formed therein a second molding connected to a second gate to mold at least a portion under a second substrate placed under the dummy plate, and a lower mold having formed therein a second runner and the second gate serving as a path of the resin material, and combined with the second intermediate plate.

Abstract: An energy storage system includes a battery module including a plurality of secondary battery cells and an electrode tab disposed on one or both sides; and a housing accommodating a module stack in which the plurality of battery modules are stacked, wherein the housing includes a first cover disposed to oppose at least one side surface of the module stack on which the electrode tab is disposed, and a second cover disposed to oppose at least one of the side surfaces of the module stack on which the electrode tab is not disposed, and wherein a flame passage is formed between the first cover and the module stack, and a cooling passage is formed between the second cover and the module stack.

Abstract: Disclosed are a metal catalyst with a vertical heterojunction interface and a method of producing the same. The metal catalyst with the vertical heterojunction interface according to an embodiment of the disclosure allows hydrogen adsorbed on a transition metal oxide to be transferred to a transition metal sulfide (hydrogen spillover phenomenon), thereby having effects on having both excellent hydrogen adsorption performance and excellent catalyst activities.

Abstract: A steering wheel damper for a vehicle, and a manufacturing method thereof, the method includes putting a plate which is directly fixed to a steering wheel and has a plurality of through holes and a mass member having a predetermined weight to reduce vibration and a central pin in a mold in order, injection-molding rubber, and molding a connection member for connecting the plate and the mass member and a cushion member for limiting movement of the mass member.

Abstract: A memory device includes a plurality of word lines; and a row control circuit configured to: drive, in response to a precharge command, a selected word line of the word lines such that a voltage level of the selected word line decreases from a first voltage level to a second voltage level during a first section, stays at the second voltage level during a second section and decreases from the second voltage level to a third voltage level during a third section, and keep the second section at a preset time amount, or change the second section to a time amount defined by an input of an active command according to a mode control signal.

Abstract: The present disclosure relates to a distribution board bus bar module having a leakage current limiting function, in which a current leaking from a bus bar module used in a distribution board may be limited by expanding an area of a bus bar connected to a neutral line among bus bars of the bus bar module used in the distribution board, and thus the risk of electric shock to the human body due to a leakage current can be minimized.

Abstract: The present disclosure relates to a three-phase terminal block having a leakage current limiting function, in which a leakage current may be limited by expanding an area of a neutral line of a three-phase four-wire line connected to the terminal block, and thus the risk of electric shock to the human body due to the leakage current may be minimized.

Abstract: The present disclosure relates to a circuit breaker terminal box having a leakage current blocking function, in which a current leaking from both an input side and an output side of an earth leakage circuit breaker may be limited by expanding areas of a neutral line input terminal and a neutral line output terminal on both the input side and the output side of the earth leakage circuit breaker, and thus the risk of electric shock to the human body due to the leakage current can be minimized.

Abstract: The present disclosure relates to a movable distribution board having a leakage current limiting function, in which the movable distribution board is implemented in a mobile manner so that the movable distribution board may be used in various places, the circuit breaker, the terminal block, and the electrical outlet having a leakage current limiting function are provided therein to limit a current leaking from the distribution board when the movable distribution board is used in the field, and thus, the risk of electric shock to the human body due to the leakage current can be minimized.

Abstract: The present invention provides a polyurethane foam and a manufacturing method therefor, the polyurethane foam being a reaction product of a polyester polyol and an isocyanate and having a flame retardancy index (FRI) of 130 or less, wherein the polyester polyol is formed from a composition comprising an alcohol and two or more types of aromatic carboxylic acid including isophthalic acid and phthalic acid. The polyurethane foam can have both improved flame retardancy and heat resistance, and has total heat release and total smoke release that are significantly lower than those of a conventional polyurethane foam, and thus has an excellent fire protection effect when used as an interior material for buildings and low toxic gas generation.

Abstract: The present disclosure relates to an electrical wire having a leakage current limiting function, in which, since a neutral line is provided to have a greater cross-sectional area than that of a phase voltage line, a leakage current leaking from the phase voltage line may be limited, and thus the risk of electric shock to the human body due to the leakage current may be minimized.

Abstract: The present disclosure relates to a plug having a leakage current limiting function, in which a current leaked from a phase voltage line (R line or T line or S line) plug pin of the plug may be limited by expanding an area of a neutral line (N line) plug pin of the plug of an electronic device, and thus the risk of electric shock to a human body due to the leakage current can be minimized.