Abstract: The present invention relates to a transformer and a circuit board comprising same. One embodiment of the transformer according to the present invention comprises: a core part comprising a core lower portion and a core upper portion disposed on the core lower portion; and a coil part which comprises a first coil and a second coil and of which at least a portion is disposed in the core part, wherein the core lower portion has a closed region which overlaps the core upper portion in a first direction from the core lower portion toward the core upper portion, and an open region which extends from the closed region in a second direction perpendicular to the first direction and which is exposed to the outside of the closed area.

Abstract: The present disclosure relates to an organic light emitting diode and an organic light emitting device including the same. The organic light emitting diode includes a first electrode; a second electrode facing the first electrode; and a first blue emitting material layer including a first compound and a second compound and positioned between the first and second electrodes, wherein the first compound is represented by Formula 1, and the second compound is represented by Formula 3. According to an aspect of the present disclosure, it is allowed to provide an OLED and an organic light emitting device having high emitting efficiency and/or improved lifespan.

Abstract: A system for a memory module mounting test according to an embodiment of the present disclosure includes: a test tray on which a memory module array in which a plurality of memory modules are positioned in a predetermined pattern is loaded; a tester in which the test tray is able to be seated and a socket corresponding to the predetermined pattern is formed to perform a test on the memory module array; a transfer for transferring the test tray from an initial position to a seating position where the test tray is seated in the tester; and a mounter for mounting the memory module array transferred to the seating position in the socket.

Abstract: A memory device includes a memory cell area including a plurality of cell blocks divided into a plurality of normal cell blocks, at least one ECC cell block, and at least one redundancy cell block, the plurality of cell blocks being configured to output data and error correction codes; an error correction circuit configured to generate error-corrected data by correcting errors in the data using the error correction codes; a first switch group configured to output the error-corrected data while performing, according to first repair control information, a shifting operation on the error-corrected data; and a second switch group configured to transfer the data from the memory cell area to the error correction circuit while performing, according to second repair control information, a zero-padding operation on the data output from one of the cell blocks.

Abstract: Proposed is a heat pipe unit and a waste heat recovery boiler including the same, wherein a heat pipe unit includes a plurality of heat pipes provided inside a casing part of a waste heat recovery boiler and a plurality of connection pipes connecting the plurality of heat pipes to each other. The heat pipes are disposed in a plurality of rows along a direction in which the exhaust gas flows. The connection pipes include a plurality of first connection pipes disposed in oblique directions and connecting the plurality of heat pipes disposed in corresponding front and rear side rows, and a plurality of second connection pipes connecting the plurality of heat pipes disposed in corresponding front and rear side rows and disposed not to be parallel with the plurality of first connection pipes.

Abstract: The present invention relates to a metal card manufacturing method including the steps of: preparing a metal sheet having a given size capable of accommodating a plurality of individual cards; preparing a ferromagnetic insulating sheet made by containing epoxy in a ferrite to the same size capable of accommodating the plurality of individual cards as the metal sheet; preparing an inlay sheet on which antenna coils are printed to the same size as the insulating sheet and forming holes on at least one or more edges of stacked sheets formed by stacking a plurality of sheets inclusive of the insulating sheet and the inlay sheet; fitting the holes formed on the stacked sheets to pins located on a loading plate; placing the metal sheet on top of the stacked sheets; forming a metal card sheet through lamination among the metal sheet and the stacked sheets; and cutting the metal card sheet along individual card outlines of the plurality of individual cards.

Abstract: A duty cycle correction circuit includes a duty correction circuit, an information generation circuit and a duty control circuit. The duty correction circuit corrects a duty rate of an input clock signal based on a duty control code to generate an output clock signal. The information generation circuit compares a difference between operation power voltages based on an operation mode to generate voltage information. The duty control circuit receives the voltage information from the information generation circuit and generates the duty control code that includes the voltage information based on a duty rate of the output clock signal.

Abstract: A developed impact mark analysis apparatus includes: an image acquisition unit configured to obtain at least one first image by photographing impact marks that are developed, and to obtain a second image of impact marks at a crime scene that are developed from evidence at the crime scene; an outliner configured to outline the at least one first image to obtain at least one first outline image, and to outline the second image to obtain a second outline image; a database configured to store the first outline image corresponding to related tool characteristic information; a matching unit configured to search the database for the first outline image determined to be similar to the second outline image and match them with each other; a display unit; and a user input unit.

Abstract: Disclosed is a polarized light generating device based on an optical waveguide, which includes first to fourth input optical waveguides, respectively, for receiving input light from an outside, first to fifth optical splitters configured to receive at least one light and output the received at least one light as at least one light, and an optical converter configured to receive at least one light from the fifth optical splitter and convert the received light to generate polarized light. The polarized light generating device receives the input light through one of the first to fourth input optical waveguides, and generates a first polarized light, a second polarized light, a third polarized light, and a fourth polarized light. The first to fourth polarized lights belong to elements of two arbitrary two-dimensional mutually unbiased basis sets.

Abstract: The hollow shaft motor according to the present invention comprises a motor housing 11 having a cylindrical shape; a housing cover assembly 12 coupled to an upper portion of the motor housing 11; a stator assembly 20 located in the motor housing 11 and in a lower portion of the housing cover assembly 12; a rotor assembly 30 located in the stator assembly 20 to rotate; a screw shaft 10 coupled to the rotor assembly 30 to rotate together; and a ball nut 17 coupled to the screw shaft 10 to move vertically, wherein the housing cover assembly 12 comprises a housing cover 121 having a sleeve 124 extended downwardly so as for the screw shaft 10 to be located inside, and an inner upward bending part 124B bent inwardly and heading upwardly is formed at the bottom end of the sleeve 124.

Abstract: The base station according to an embodiment communicates with one or more user terminals through one or more reconfigurable intelligent surfaces(RISs). The base station includes a communicator that performs communication with at least one of the one or more user terminals and the one or more reconfigurable intelligent surfaces, and a controller connected to the communicator, and the controller may determine a matching state of the one or more user terminals and the one or more reconfigurable intelligent surfaces that maximizes a sum of data rates for the one or more user terminals connected through the communicator, on/off states of one or more reflective elements included in the one or more reconfigurable intelligent surfaces, total power consumption, and a phase value of the one or more reflective elements included in the one or more reconfigurable intelligent surfaces.

Abstract: A method and apparatus for estimating a resist image (RI) are disclosed. The method includes obtaining an aerial image (AI) and a first RI from a mask image (MI), obtaining a second RI from the AI, and obtaining a third RI based on the first RI and the second RI.

Abstract: An apparatus for adjusting a seat of a vehicle includes a seat back frame, a cushion frame that is moved forward and backward by a motor driving unit, a cushion hinge part connecting the seat back frame and the cushion frame and rotating according to the movement of the cushion frame to adjust the angle of the seat back frame, and a seat back hinge part connecting the seat back frame and the vehicle body and rotating according to the movement of the seat back frame.

Abstract: A method for operating a memory controller, the method including: receiving a first command from a first host; storing the first command in a queue; when the first command has a higher priority than a second command currently being performed, pausing an operation of the second command and performing a read operation of the first command; and continuing the operation of the second command after completion of the read operation of the first command.

Abstract: An apparatus for providing haptic stimulation includes an ultrasonic actuator configured to provide haptic stimulation to a part of a body located at a target location by generating an ultrasonic signal, and forming sound pressure at the target location via the generated ultrasonic signal; an object sensor provided around the ultrasonic actuator and configured to detect an object within a region between the ultrasonic actuator and the target location; and a control module configured to stop operation of the ultrasonic actuator based on detecting the object within the region is sensed.

Abstract: A current control integrated circuit of a backlight device for display includes a buffer configured to receive a column signal; a plurality of driving current controllers configured to receive the column signal outputted from the buffer and row signals corresponding to a plurality of light emitting blocks of a control unit, and control driving currents for light emission of the light emitting blocks, in response to the column signal and the row signals; and a memory unit, wherein an offset voltage of the buffer is controlled by offset correction data stored in the memory unit.

Abstract: Provided is a method of operating a terminal. The method includes determining a profile item applicable to the profile view for the account based on an input received by the terminal and a coordinate indicating a position where the profile item is provided on the profile view. The method includes displaying the profile item on a screen of the terminal based on the determined profile item and the determined coordinate. The method includes receiving an input related to the profile item, and displaying a visual effect corresponding to the input on the screen.

Abstract: A convertible seat for a vehicle includes a base frame having a predetermined dimension of storage space, a plurality of individual blocks disposed to be ascendable and descendable in the storage space of the base frame and configured to serve as a seatback and a seat cushion, and a raising and lowering drive device installed in each of the individual blocks and configured to raise or lower a corresponding one of the individual blocks so that a seat position can be changed into various forms.

Abstract: A semiconductor memory device includes a lower stacked structure with lower metal lines on a substrate, an upper stacked structure with an upper metal line on the lower stacked structure, a vertical structure penetrating the upper and lower stacked structures and including a channel layer, a first cutting line through the upper and lower stacked structures, an upper supporter in a recess on the first cutting line, a second cutting line through the upper and lower stacked structures and spaced apart from the first cutting line, a sub-cutting line through the upper stacked structure while at least partially overlapping the vertical structure in the vertical direction, the sub-cutting line being between the first and second cutting lines, top surfaces of the upper supporter and sub-cutting line being coplanar, and a first interlayer insulating layer surrounding a sidewall of each of the upper supporter and the sub-cutting line.

Abstract: An embodiment armrest assembly for a vehicle includes an armrest including a main body and a lid, an armrest board to which the armrest is rotatably coupled and in which the armrest is accommodated in an erect state, and a skirt coupled to a rear bezel housing of the lid and to the armrest board and correspondingly covering a rear space of the lid when the armrest is rotated forward, wherein the skirt has a panel shape and includes a hard material.