Abstract: A device for inspecting a welded state between a tab, which protrudes from a plurality of electrodes stacked with a separator therebetween, and a lead welded to the tab. The device for inspecting a welded state may include a pair of tab probes, which are in contact with the tab and spaced apart from each other in a width direction of the tab, and a pair of lead probes which are in contact with the lead and spaced apart from each other in a width direction of the lead. Related methods for inspecting the welded state between a tab and a lead thereby are provided.

Abstract: A battery module improves safety by suitably controlling venting of a gas generated inside the battery module. The battery module includes a cell assembly having at least one battery cell; a module case configured to accommodate the cell assembly in an inner space thereof and having a venting hole formed to discharge a venting gas generated from the cell assembly; and a venting unit provided to an outer side of the module case and configured to have a venting channel formed in at least one layer so that the venting gas discharged from the venting hole is introduced into the venting channel and is movable in the inner space.

Abstract: A battery module includes a battery cell stack including a plurality of battery cells stacked and arranged in a first direction; a module housing in which the battery cell stack is housed; and a deformation preventing structure disposed between the outermost battery cell of a plurality of battery cells and the module housing, wherein the module housing includes a housing plate including a space part and disposed adjacent to the outermost battery cell, the deformation preventing structure includes: a pressure plate fixed to the housing plate and supported on the battery cell stack; and a spring structure accommodated in the space part of the housing plate and disposed between the pressure plate and the housing plate. The space part is constituted by a recess portion provided on one side of the housing plate facing the battery cell stack.

Abstract: A method by which a terminal operating in an unlicensed band transmits a signal includes the steps of: receiving, from a base station, configuration information about a carrier; receiving configuration information for configuring N (where N is an integer) guard band(s) for some frequency domains of the carrier; and transmitting a signal to the base station by using a first frequency domain of a bandwidth part belonging to the carrier, wherein the first frequency domain can be a domain excluding the N guard band(s) from the frequency domain of the bandwidth part.

Abstract: A method of a terminal may comprise: receiving, from a base station, configuration information of uplink reference signal (UL RS) for two or more serving cells; transmitting a first UL RS to the base station based on the configuration information in a first cell of the two or more serving cells; and transmitting a second UL RS to the base station based on the configuration information in a second cell of the two or more serving cells.

Abstract: A motor includes a rotor and a stator, in which the rotor includes: a rotor core including a plurality of core portions disposed on a rotation shaft along an axial direction of the rotor, wherein the rotor core includes a core flow path through which a cooling fluid passes through each core portion; and a cooling plate which is inserted between the two divided core portions so that both surfaces are joined to the two neighboring core portions, and a distribution flow path that distributes the cooling fluid supplied from a cooling flow path of the rotation shaft into the core flow path of the two neighboring core portions is provided between at least one of the two neighboring core portions and the cooling plate.

Abstract: The present invention discloses an image decoding method, the method including generating a candidate list including motion information derived from a spatial neighboring block and a temporal neighboring block adjacent to a current block; deriving motion information of the current block using the candidate list; generating a prediction block of the current block using the derived motion information; and updating the derived motion information in a motion information list, wherein the generating of the candidate list is performed in such a manner as to include at least one information of the motion information included in the updated motion information list in a block decoded before the current block.

Abstract: A battery pack includes, a module stack in which a plurality of battery modules are stacked; a pack housing having a lower housing for supporting the module stack at a lower side thereof and an upper housing coupled to the lower housing from an upper side of the module stack; a plurality of weld nuts fixed to a lower surface of the lower housing; and a plurality of fastening bolts fastened to the weld nuts through the pack housing and the module stack.

Abstract: A method may comprise: generating first and second FA sequences corresponding to first and second FAs, respectively, based on a first sequence; mapping elements of first and second FA signals, which are respectively generated by modulating the first and second FA sequences, to first and second subcarrier groups corresponding to the first and second FAs, first base station, and first symbol; generating third and fourth FA sequences corresponding to the first and second FAs, respectively, based on a second sequence; mapping elements of third and fourth FA signals, which are respectively generated by modulating the first and second FA sequences, to third and fourth subcarrier groups corresponding to the first and second FAs, second base station, and second symbol; and transmitting a first transmission signal including the first and second FA signals, and a second transmission signal including the third and fourth FA signals.

Abstract: A method for producing a battery module is provided. The method for producing a battery module includes: stacking a plurality of battery cells; disposing a plurality of bus bars adjacent to electrode leads respectively provided at the plurality of battery cells; by a welding jig, pressing the electrode leads so that the electrode leads come into contact with the bus bars, respectively; and welding the electrode leads and the bus bars through an opening formed in the welding jig.

Abstract: A method and device for transmitting a reference signal are discussed. The method can be performed by a wireless device, and can include generating a pseudo-random sequence, generating a reference signal based on the pseudo-random sequence, and transmitting the reference signal sequence. The device can include a signal generator coupled with a data processor and configured to generate a pseudo-random sequence and a reference signal based on the pseudo-random sequence. The device can further include a transmit circuitry configured to transmit the reference signal sequence.

Abstract: The present disclosure relates to a positive active material for a lithium rechargeable battery, a manufacturing method thereof, and a lithium rechargeable battery including the positive active material, and it provides a positive active material which is a lithium composite metal oxide including nickel, cobalt, and manganese, and either has orientation in a direction of with respect to an ND axis that is equal to or greater than 29% or has orientation in a direction of [120]+[210] with respect to an RD axis that is equal to or greater than 82% in the case of an EBSD analysis with a misorientation angle (?g) that is equal to or less than 30 degrees.

Abstract: A cassette for ultra-thin glass includes a pair of plates spaced apart from and facing each other, and a plurality of supports mounted between the pair of plates and including a plurality of mounting grooves that support sides of sheets of ultra-thin glass. Each of the plurality of mounting grooves includes an inclined portion inclined toward a middle of each of the plurality of mounting grooves, and a straight portion extending from the inclined portion and having a constant width in an axial direction of the plurality of supports. A height of the straight portion in a radial direction of the plurality of supports is equal to or greater than a height of the inclined portion in the radial direction.

Abstract: The present disclosure relates to a vehicle rear seat including: a center seat; and side seats located on the left and right of the center seat, wherein, the center seat is capable of protruding by moving the center seat forward with respect to the side seats, and in the state in which the center seat protrudes forward, it is possible to increase an inter-passenger distance so that physical contact between the passenger of the center seat and the passenger of each of the side seats can be prevented as much as possible.

Abstract: An antenna assembly for use with a wireless communication wearable device. The antenna assembly includes a circuit board with components extending from a surface thereof. The antenna assembly has a first radiator antenna and a second radiator antenna which extends about the perimeter of the first antenna. A first slot is provided between the first radiator antenna and the second radiator antenna. The first slot separates the first radiator antenna from the second radiator antenna.

Abstract: A cooling system is disclosed.

Abstract: A secondary battery comprises an electrode assembly, a can, and an insulator. The electrode assembly includes a first electrode, a separator, and a second electrode alternately stacked and wound. The can has an accommodation part accommodating the electrode assembly therein, and the can comprises a first can and a second can having cylindrical shapes open in a direction facing each other. The insulator insulates an overlapping portion between the first can and the second can. The first can is electrically connected to the first electrode, and the second can is electrically connected to the second electrode. The insulator has a short-circuit induction through-part defined by a through-hole or a cutoff line, such that a short circuit occurs between the first can and the second can through the short-circuit induction through-part when it is deformed in shape as heat or a pressure is applied to contract or expand the insulator.

Abstract: A battery pack includes a battery module including a first sub-battery module and a pair of second sub-battery modules disposed on both sides of the first sub-battery module, respectively; a pack frame on which the battery module is mounted; and a pair of connection portions that penetrate through the upper and lower portions of the first sub-battery module and the pair of second sub-battery modules, respectively. Both sides of the pair of connection portions are fixed to the side surface portion of the pack frame. The first sub-battery module is fixed to the bottom surface of the pack frame. The second sub-battery module moves along the longitudinal direction of the connection portion.

Abstract: The present invention relates to an externally mounted calibration device and a temperature measurement system using the same. The temperature measurement system calibrates the temperature of the thermal camera using an externally mounted temperature calibration device that is mounted on one side of the outside of the thermal camera unit and includes a temperature measurement substrate with a temperature sensor.

Abstract: Discussed is a battery production system that may include a tray configured to carry a battery, a plurality of collectors configured to perform wireless communication with the tray, and a server configured to track a position of the tray and whether or not an impact occurs in the tray based on information received from the plurality of collectors, in which the tray includes a measurement unit configured to sense an impact and a communication unit configured to perform wireless communication with the plurality of collectors. The measurement unit is further configured to reduce a measurement interval at a designated first rate upon sensing the impact, and the communication unit is configured to reduce an interval of the wireless communication with the plurality of collectors at a designated second rate upon sensing the impact.