Abstract: A method includes generating a plurality of data pairs by prompting a generative AI model to output, for each of a plurality of service records, a data pair comprising a question and an answer. The question relates to an equipment issue indicated in the service record and the answer relates to a service task indicated in the service record. The method also includes fine-tuning the generative AI model using the plurality of data pairs and providing a service recommendation using the generative AI model.

Abstract: A circuit board according to an embodiment includes a first insulating layer; and a second insulating layer disposed on the first insulating layer and including a cavity; wherein the second insulating layer includes a lower surface of the cavity positioned higher than an upper surface of the first insulating layer, wherein the lower surface of the cavity includes: a plurality of first portions, and a plurality of second portions provided between the plurality of first portions and having a height different from that of the plurality of first portions, and wherein a height difference between a portion having a highest height and a portion having a lowest height of the plurality of first portions is 1 ?m or less.

Abstract: A polarizing layer includes a base film and a deformation part provided in an edge of the base film. The deformation part includes first deformation parts formed as the base film is deformed by heat, and at least one second deformation part provided between the first deformation parts adjacent to each other.

Abstract: An information display apparatus may include a processor configured to display a display object in augmented reality; and a storage configured to store data and algorithms driven by the processor, wherein the processor determines a position of the display object by use of at least one of a total number of lanes or a number of lanes in a road in a driving direction of a host vehicle, possible traveling direction information for each lane, and driving direction information related to the host vehicle, and the information display apparatus is disposed within a vehicle or outside the vehicle, and when disposed outside the vehicle, is configured to transmit display information related to the display object to the vehicle or a mobile device.

Abstract: In a method of manufacturing a display device, the method includes: forming a frame comprising openings by applying a first resin to a surface of a mother substrate and curing the first resin; forming protective members by applying a second resin to the openings of the frame and curing the second resin; and cutting the mother substrate along an area between the protective members after removing the frame, wherein the second resin comprises a different material from the first resin.

Abstract: Disclosed is a moving handrail sterilizing apparatus. The moving handrail sterilizing apparatus includes: a moving handrail; a first sterilizing unit which is disposed so as to be in contact with one side of the moving handrail and wipes away foreign substances on a surface of the handrail; a sterilizing panel which is disposed on one side of the first sterilizing unit and irradiates the first sterilizing unit with ultraviolet rays and plasma; a second sterilizing unit, which is spaced a certain distance from the first sterilizing unit along the direction in which the moving handrail moves, is provided below the moving handrail and provides a sterilizing agent to the moving handrail; and an air blower fan which is disposed between the second sterilizing unit and the moving handrail and blows air so that the sterilizing agent is uniformly supplied to the moving handrail.

Abstract: An integrated circuit includes a first cell arranged in a first row extending in a first horizontal direction, a second cell arranged in a second row adjacent to the first row, and a third cell continuously arranged in the first row and the second row. The first cell and the second cell comprise respective portions of a first power line extending in the first horizontal direction, and the third cell includes a second power line electrically connected to the first power line and extending in the first horizontal direction in the first row.

Abstract: A battery module including a case having an accommodation space accommodating a battery; and a cooling and fire extinguishing module disposed on the case and configured to cool heat generated in the accommodation space and extinguish a fire occurring in the accommodation space, is provided. The cooling and fire extinguishing module includes a first space, through which a refrigerant moves, or in which the refrigerant is accommodated, and a second space which is separated from the first space and formed more adjacent to the accommodation space than the first space, and stores an extinguishing fluid.

Abstract: A xylylene diisocyanate (XDI) composition according to exemplary embodiments includes xylylene diisocyanate and an acidity regulator having a boiling point of 110° C. or higher, and the composition has an acidity of greater than 100 ppm and 1,000 ppm or less based on a total weight of the xylylene diisocyanate (XDI). An optical lens having a high transmittance and improved optical uniformity can be manufactured by controlling a polymerization reaction rate through acidity adjustment.

Abstract: An embodiment mounting and demounting device for a wireless electronic device includes a pair of holder wings arranged symmetrically to each other and configured to press both sides of the wireless electronic device, a holder wing adjusting device configured to apply a force to adjust a gap between the holder wings using a driving force of a drive motor, a lifting implementing device configured to interlock with the holder wing adjusting device to lift the wireless electronic device upward in a case in which the holder wings are spread apart by a predetermined reference gap or more, a lower housing wrapped around a lower side of the holder wings, the holder wing adjusting device, and the lifting implementing device, and an upper housing coupled to an upper side of the lower housing and configured to allow the wireless electronic device to pass through in an up and down direction.

Abstract: A method and an apparatus for timing measurement based positioning to minimize the number of scans is provided. The positioning method for a terminal includes estimating a temporary location of the terminal; analyzing characteristics of obstacles between the temporary location of the terminal and peripheral access points (APs) based on a pre-stored map on which the peripheral APs and the obstacles are indicated; calculating distances between the temporary location of the terminal and the peripheral APs based on the map; selecting at least three peripheral APs from among the peripheral APs according to at least one of the distances or the obstacle characteristics; generating timing measurement data with the at least three peripheral APs using identification information of the at least three peripheral APs; and estimating a current location of the terminal using the timing measurement data.

Abstract: A display device includes a substrate; a transistor disposed on the substrate; a first insulating layer disposed on the transistor; and a first pixel electrode and a second pixel electrode disposed on the first insulating layer to be adjacent to each other. The first insulating layer includes a first opening between the first pixel electrode and the second pixel electrode.

Abstract: An integrated circuit includes a first standard cell including a first first-type transistor, a first second-type transistor, a third second-type transistor, and a third first-type transistor, a second standard cell including a second first-type transistor, a second second-type transistor, a fourth second-type transistor and a fourth first-type transistor, a plurality of wiring layers which are disposed on the first and second standard cells and includes a first wiring layer, a second wiring layer, and a third wiring layer sequentially stacked. A source contact of the first first-type transistor and a source contact of the second first-type transistor are electrically connected through a first power rail of the plurality of wiring layers, and a source contact of the third first-type transistor and a source contact of the fourth first-type transistor are electrically connected through a second power rail of the plurality of wiring layers.

Abstract: The present disclosure relates to a catalyst for a fuel cell electrode including an active particle which includes a core comprising platinum, a transition metal excluding platinum, and an oxide of a non-transition metal; and a shell disposed on the core and including platinum, wherein the active particle includes platinum and the non-transition metal in a molar ratio of 100:1.80 to 100:4.00, a method of preparing the same, and a fuel cell including the same.

Abstract: The present invention relates to a high voltage-type redox flow battery comprising: a plurality of modules (1001, 1002, 1003, . . , 100n) which are serially connected; and a battery management system (BMS) for monitoring a state-of-charge (SOC) of each of the plurality of modules (1001, 1002, 1003, ..

Abstract: A display device includes a substrate; a transistor disposed on the substrate; a first insulating layer disposed on the transistor; and a first pixel electrode and a second pixel electrode disposed on the first insulating layer to be adjacent to each other. The first insulating layer includes a first opening between the first pixel electrode and the second pixel electrode.

Abstract: A semiconductor integrated circuit device may include a semiconductor substrate, an active well, an emitter, a base, a collector, a body contact region, and a blocking well. The semiconductor substrate may have a first conductive type. The active well may be formed in the semiconductor substrate. The active well may have a second conductive type. The emitter and the base may be formed in the active well. The collector may be formed in the semiconductor substrate outside the active well. The body contact region may be formed in the semiconductor substrate to electrically connect the collector with the semiconductor substrate. The body contact region may have a conductive type substantially the same as that of the collector. The blocking well may be configured to surround an outer wall of the body contact region. The blocking well may have the second conductive type.

Abstract: Provided are a method of detecting abnormal financial transactions and an apparatus thereof. The apparatus includes: a memory in which an abnormal transaction detection program is stored; and a processor configured to execute the program. Upon execution of the program, the processor performs a data preprocessing operation to acquired payment data, extracts at least one feature adaptively determined in advance from results of the preprocessing operation, and uses the extracted feature to determine whether the payment data correspond to an abnormal transaction through a machine learning algorithm adaptively determined in advance.

Abstract: A method and apparatus for cooperative positioning is disclosed herein. A method for cooperative positioning performed by a target device includes: scanning a beacon signal transmitted by at least one peripheral device; determining whether at least one peripheral device exist within a reference radius based on the beacon signal; when the at least one peripheral device is within the reference radius, transmitting a cooperative positioning request to the at least one peripheral device; receiving, in response to transmitting the cooperative positioning request, location of the at least one peripheral device and a degree of reliability for the location of the at least one peripheral device; and determining a location of the target device based on the location and the degree of reliability.

Abstract: Provided is a folding packaging cooler box convertible from a box mode to an unfolding mode or vice versa, comprising: a box portion having a bottom portion, sidewall portions and joint portions configured to connect with one another and to form a single plane in the unfolding mode; and a cooling reinforcing portion configured to be inserted to the inside of the box and to form a hexahedron shape together with said box portion when said box portion is converted into the box mode, wherein said cooling reinforcing portion comprises a reinforcing bottom portion configured to form a lower surface and to face the bottom portion of the said box portion upon conversion into the box mode; reinforcing sidewall portions configured to connect with the said reinforcing bottom portion and to face the sidewall portions of said box portion; and reinforcing joint portions configured to join said reinforcing sidewall portions, to be folded to face itself and to be in close contact with the reinforcing sidewall portions, upon