Abstract: A battery module prevents performance degradation due to a swelling phenomenon caused by charging and discharging and increases durability. The battery module includes a cell assembly comprising a plurality of battery cells stacked in a left-right direction; and a module housing configured to accommodate the cell assembly therein. The module housing includes an upper plate covering an upper portion of the cell assembly, a left plate covering a left portion of the cell assembly, a right plate covering a right portion of the cell assembly, and a lower plate covering a lower portion of the cell assembly, and at least one of the left plate and the right plate includes a support portion having a shape protruding toward the cell assembly from an inner surface facing the plurality of battery cells to pressurize at least a part of the cell assembly with a relatively small volume expansion.

Abstract: An ultrasonic welding device for a secondary battery is provided. The ultrasonic welding device is configured to weld an overlapping surface of an electrode tab and an electrode lead in an electrode assembly. The ultrasonic welding device includes an anvil on which the overlapping surface of the electrode tab and the electrode lead are disposed. A horn is configured to apply ultrasonic waves to the overlapping surface of the electrode tab and the electrode lead while pressing the overlapping surface. The overlapping surface is disposed on the anvil. An electrode tab measuring part is configured to measure a thickness of the electrode tab disposed on the overlapping surface. A pressure adjusting device is configured to adjust a pressure applied to the overlapping surface by the anvil and the horn according to the thickness value of the electrode tab. The thickness value is measured by the electrode tab measuring part.

Abstract: Disclosed are a polypropylene resin composition and a molded article including the same. The polypropylene resin composition may include a polypropylene resin, glass fiber, a non-halogen flame retardant, a compatibilizer, and sodium salt ionomer such that the resin composition may provide substantially improved mechanical properties such as tensile strength, impact strength, and flexural modulus, and excellent flame retardancy and flame retardant stability over time.

Abstract: A transmission/reception method and device for isolated communication is proposed. The transmission/reception method includes performing transmission, wherein bit streams are extracted from data and two or more predetermined number of bits are modulated into one DC balanced symbol so as to generate a signal in which a plurality of symbols are listed, thereby transmitting the signal through an isolated communication circuit, and performing reception, wherein the signal is received through the isolated communication circuit and the plurality of symbols included in the signal are demodulated into the two or more predetermined number of bits so as to generate the bit streams and organize the bit streams into the data. The transmission/reception method and device may reduce power consumption at the same communication speed because a plurality of bits is represented by the one DC balanced symbol.

Abstract: Provided is a display device including a display panel including a first area, a second area, and a bendable area which is disposed between the first and second areas and is bent so that the second area is disposed below the first area, a driving IC disposed below the second area, a window disposed on the first area, a window protection layer disposed on the window, and a first panel protection layer disposed below the first area. When viewed on a plane, one side of the window protection layer and one side of the window are spaced apart from a first boundary between the first area and the bendable area, and the one side of the window protection layer is disposed between the first boundary ad the one side of the window.

Abstract: The present disclosure discloses a film including a polyimide layer including an aromatic diamine compound residue and an aromatic dianhydride compound residue, wherein the polyimide layer has a loop stiffness value of 3 to 4.5 m/N based on a thickness of the polyimide layer of 50 ?m.

Abstract: A battery case shaping apparatus and method shape a pouch-shaped battery case. The battery case shaping apparatus includes a conductive liquid and positive and negative electrodes each configured to generate electric discharge in the conductive liquid in order to prevent a laminate sheet for battery cases from being damaged by friction between a punch and a die and to allow the entirety of the laminate sheet to be elongated.

Abstract: A semiconductor device includes a first substrate, a second substrate, a first connection structure, and a second connection structure. A transistor is formed in a first side of the first substrate. A doped region is formed in a first side of the second substrate. The first connection structure is formed over a second side of the second substrate, and coupled to the doped region through a first VIA that extends from the second side of the second substrate to the doped region. The second connection structure is formed over the first side of the first substrate, connected with the first connection structure via a through silicon VIA, and coupled to the transistor through a bonding VIA. The first substrate is bonded to the second substrate by the bonding VIA, with the first side of the first substrate and the first side of the second substrate being facing each other.

Abstract: The present disclosure relates to a supporting member for a display device, a display device including the same, and a manufacturing method of a supporting member for a display device. The supporting member for the display device according to an embodiment includes: a first region and a second region, and a third region positioned between the first region and the second region and made of a non-metal material. The supporting member includes a plurality of patterns positioned in the third region and adjacent to one another along a first direction and a second direction perpendicular to the first direction, where each of the plurality of patterns extends along the second direction.

Abstract: A battery case shaping apparatus includes a punch, a die, a holder, and an elastic separator. The punch is configured to press a laminate sheet into a shape of an electrode assembly receiving portion. The die has formed therein an accommodation portion having a size corresponding to the electrode assembly receiving portion. The holder is configured to fix the an outer periphery of the laminate sheet. The elastic separator is located under the punch in order to prevent direct contact between the punch and the laminate sheet. A battery case manufacturing process uses the battery case shaping apparatus to manufacture a battery case.

Abstract: An ultrasonic welding device includes an anvil provided so that an overlapping surface of an electrode tab and an electrode lead, which are provided in an electrode assembly, are configured to be disposed thereon; a horn configured to weld the overlapping surface disposed on the anvil; and an inspection member configured to inspect a horizontal level of an opposing member with respect to the overlapping surface, based on an overlapping surface horizontal value that is a horizontal value of the overlapping surface with respect to a predetermined reference surface and an opposing horizontal value that is a horizontal value of the opposing member, which is one of a welding part of the horn configured to face the overlapping surface and a disposing part of the anvil, on which the overlapping surface is configured to be disposed, with respect to the predetermined reference surface.

Abstract: The embodiments aim to provide a polyamide-imide-based film, which has a content of nitrogen (N) elements in the film of 6 to 7.5% by weight based on the sum of the weights of carbon (C), hydrogen (H), oxygen (O), and nitrogen (N) elements in the film, whereby it is uniform in quality and excellent in mechanical properties and optical properties, a process for preparing the same, and a cover window and a display device comprising the same.

Abstract: A punch pin hole inspection apparatus and method uses a punch and a die capable of checking defects or damage, specifically pin holes or microcracks, due to shaping immediately after finishing shaping a laminate sheet into a battery case using the punch.

Abstract: A battery module, which includes at least one battery cell and a module case for packaging the at least one battery cell, wherein the module case includes: a top cover configured to cover an upper side of the at least one battery cell; and a side plate configured to cover all of opposing side surfaces of the top cover and opposing side surfaces of the at least one battery cell and configured to be coupled to the top cover by fitting.

Abstract: Embodiments of the present invention relate to an industrial wireless sensor system and aim to provide an industrial wireless sensor system in which three types of sensors (e.g., magnetic field detection sensor, limit sensor, proximity sensor), which are conventionally provided only as wired sensors, are replaced with wireless sensors. To that end, according to the present invention, there is disclosed an industrial wireless sensor system, comprising a sensor sensing an external physical state and outputting a sensing signal, a sensor controller converting the sensing signal from the sensor, converting the sensing signal into a digital signal, and outputting the digital signal, a wireless communication unit receiving the digital signal from the sensor controller, converting the digital signal into a wireless signal, and outputting the wireless signal to a factory controller, a power source supplying power to each of the sensor and the sensor controller, and a battery connected to the power source.

Abstract: A secondary battery manufacturing apparatus includes: a fixed plate on which one side of a pouch film is placed; a rotating plate which is provided on a side surface of the fixed plate and on which the other side of the pouch film is placed; and a rotation driving part which is coupled to the rotating plate and rotates the rotating plate to be above the fixed plate. The rotating plate is rotated by the rotation driving part as well as linearly moved toward the fixed plate.

Abstract: The present invention relates to an ultrasonic welding apparatus including a horn unit including a horn wherein the horn is configured to contact a target to be welded and a vibrator configured to apply vibration to the horn; an anvil unit including an anvil having an first flat surface on which the target to be welded is configured to be placed and a support portion configured to support the anvil in a rotatable state; and a welding main body configured to have the horn unit and the anvil unit fixed thereto, wherein the anvil is rotated in a state of being supported by the support portion such that the first flat surface of the anvil is parallel to a welding surface of the horn, whereby parallelism between the horn and the anvil may be easily achieved, and welding quality may be improved.

Abstract: Disclosed is a pressing jig for welding an electrode lead located in a lead slit formed at the bus bar to the bus bar in a closely adhered state. The pressing jig includes a first frame having a first distance adjusting unit and a first pressing unit, and a second frame having a second distance adjusting unit facing the first distance adjusting unit and a second pressing unit facing the first pressing unit. The first frame and the second frame are coupled so that a distance between first pressing unit and the second pressing unit is increased when a distance between the first distance adjusting unit and the second distance adjusting unit is decreased, and the distance between first pressing unit and the second pressing unit is decreased when the distance between the first distance adjusting unit and the second distance adjusting unit is increased.

Abstract: A method for operating a three-dimensional (3D) memory device includes performing a first read operation for sensing a first memory cell of a first transistor string, and performing a subsequent second read operation for sensing a second memory cell of a second transistor string. Performing the first read operation includes applying a first bit line voltage to a first bit line, and maintaining the first bit line basically undischarged after data state of the first memory cell is detected.

Abstract: Systems and techniques to generate imitative responses are illustrated. response generation method performed in an electronic apparatus of the present disclosure includes acquiring at least one piece of utterance data, acquiring a first context corresponding to the utterance data from a context candidate set, generating one or more dialogue sets including the first context and the utterance data, receiving a second context from a user, and acquiring a response corresponding to the second context using a language model based on the one or more dialogue sets.