Abstract: A battery rack according to the present disclosure includes a plurality of battery modules; a rack case having receiving portions, each receiving portion configured to and receive one of the plurality of battery modules at each predetermined height, and each receiving portion having a structure in which upper and lower sides and left and right sides are closed and front and rear sides are open; a fire fighting water supply pipe connected to each of the battery modules disposed in the receiving portions which supplies a fire fighting water when a fire occurs; and a drain guide disposed on an outer surface of the rack case including at least one surface of a front outer surface or a rear outer surface of the rack case, the drain guide being configured to guide drainage of the fire fighting water.

Abstract: The polycarbonate copolymer of the present invention comprises: a unit derived from at least one type of primary dihydroxyl compound; and a unit derived from at least two types of secondary dihydroxyl compounds, wherein the polycarbonate copolymer has a pencil hardness of H or greater, when a specimen is measured according to the pencil hardness test (ISO 15184), and a glass transition temperature (Tg) of about 90° C. to about 160° C., measured according to ISO 11357. The polycarbonate copolymer has excellent heat resistance, scratch resistance, moldability, light resistance, weather resistance, transparency, mechanical strength, and the like.

Abstract: Embodiments are directed to a series of novel small molecule activators of NRF2 dependent gene expression that are evaluated in an effort to develop therapeutic methods against diseases with deregulated KEAP1-NRF2 signaling.

Abstract: The present disclosure relates to a novel organic light emitting material and an organic light emitting device including the same.

Abstract: There are provided a semiconductor memory device and a manufacturing method of the semiconductor memory device. The semiconductor memory device includes: a channel structure including a first pillar part and a second pillar part extending from the first pillar part; a blocking insulating layer surrounding a sidewall of the first pillar part; a data storage layer disposed between the first pillar part and the blocking insulating layer; an upper select line overlapping with an end portion of the blocking insulating layer and an end portion of the data storage layer, which face in an extending direction of the second pillar part, the upper select line surrounding a sidewall of the second pillar part; and a tunnel insulating layer disposed between the first pillar part and the data storage layer, the tunnel insulating layer extending between the second pillar part and the upper select line.

Abstract: A storage device includes a memory device and a controller. The memory device includes a plurality of memory regions. The controller is configured to perform a test operation on a target memory region among the memory regions when it is impossible to determine a second program standby time amount by which a second program operation remains as not performed on the target memory region after a first program operation is performed on the target memory region, and configured to control, according to a result of the test operation, the memory device to perform an adjusted second program operation on the target memory region.

Abstract: Disclosed are an improved guide device capable of being easily replaced for damage, and a detector having the same. The guide device includes a first plate configured to have a plurality of grooves disposed in one surface thereof; and a second plate configured to be in contact with the first plate, wherein the second plate is in contact with the first plate to separate a plurality of channels, wherein the first plate is configured so that the plurality of microdroplets pass through any one of the plurality of channels, the fluid passes through channels facing each other among the plurality of flow channels, and the microdroplets are regularly spaced apart by the fluid that is discharged from the channels facing each other.

Abstract: Provided herein may be a semiconductor memory device and a method of manufacturing the semiconductor memory device. The semiconductor memory device includes a stacked body including interlayer insulating layers and a select line disposed between the interlayer insulating layers, a core insulating layer penetrating the stacked body, a semiconductor pattern extending along a sidewall of the core insulating layer and including an undoped area disposed between the select line and the core insulating layer, doped semiconductor patterns disposed between the semiconductor pattern and the interlayer insulating layers, and a gate insulating layer disposed between the semiconductor pattern and the select line.

Abstract: A method for virtual fitting based on a video meeting program includes: acquiring a other-participant picture of another user attending a video meeting; acquiring a garment characteristic parameter value specifying the shape of a garment that another user in the acquired other-participant picture wears; determining a clothing category, into which the garment that another user wears is classified, based on the garment characteristic parameter value; determining a dress code for the video meeting based on the clothing category; detecting a candidate fitting garment based on the dress code and the garment characteristic parameter value; determining a virtual fitting garment that is a garment image intended to be virtually put on a user attending the video image based on the candidate fitting garment; creating a virtual fitting picture in which the user in a main-participant picture of the user virtually wears the virtual fitting garment; and providing the virtual fitting picture.

Abstract: A display device includes a first substrate including a display area and a non-display area around the display area; a pad portion at an end part of the first substrate in the non-display area; a power voltage transmitting line electrically connected to the pad portion and surrounding at least part of the display area; a second substrate facing the first substrate; and a sealant between the first substrate and the second substrate and surrounding the display area. In the end part, the power voltage transmitting line includes a first portion overlapping the sealant and extending in a first direction and a second portion not overlapping the sealant, and the second portion includes a first protrusion protruded from the first portion in a second direction crossing the first direction, and a second protrusion protruded in a direction opposite to the second direction.

Abstract: An air blower is disclosed. An air blower according to an aspect of the present invention includes: a fan member rotatably provided to provide transfer force to fluid; a flow passage-forming member accommodating the fan member, having a space that communicates with the outside, and including an outer periphery that encompasses the fan member; a scroll unit rotatably accommodated in the space of the flow passage-forming member; and a housing, which communicates with the space of the flow passage-forming member and the outside, covers the space of the flow passage-forming member and the scroll part, and is coupled to the flow passage-forming member, wherein the scroll unit includes: a scroll motor fixedly coupled to the housing; a scroll body coupled to the scroll motor so as to rotate by means of the operation of the scroll motor; and a scroll opening penetrating the outer periphery of the scroll body so as to allow the space of the flow passage-forming member to communicate with the outside.

Abstract: A semiconductor package includes a package substrate, a semiconductor chip on the package substrate, the semiconductor chip including a logic chip and a memory stack structure on the logic chip, a connector and a connector terminal below the package substrate, a molding layer that covers the semiconductor chip, the molding layer having a recess region on a top surface of the molding layer, a housing that covers the molding layer, and an air gap on the semiconductor chip, the air gap being defined by the housing and the recess region of the molding layer, and the molding layer separating the air gap from the memory stack structure of the semiconductor chip.

Abstract: The present invention relates to novel modules for transferring magnetic beads, an automated system comprising the same and a method for extracting nucleic acids using the same. The specifically designed magnet module and cover module of the present invention can be employed in the automated liquid handling apparatus by means of pre-existing moving modules (e.g., pipettor module) of the apparatus. The present invention enables a bead transfer-type method for extracting nucleic acids to be performed in an automated manner on the automated liquid handling apparatus. The present invention provides advantages of higher level of automation, more reduced cost and no need for another separate liquid handling apparatus compared to the conventional bead transfer-type method usually performed in the small apparatus designed to be used only for this bead transfer-type method. Also, the present method has the merits of more shortened reaction time compared to the conventional liquid transfer-type method.

Abstract: A scroll compressor capable of improving the performance and efficiency of the compressor by increasing the amount of refrigerant discharged from a compression chamber by introducing not only refrigerant at suction pressure but also refrigerant at an intermediate pressure to the compression chamber of the scroll compressor, capable of freely changing the position of a port by simplifying the shape of an injection valve assembly and by disposing a fastening member on an introduction chamber side, and capable of compactifying the injection valve assembly.

Abstract: The present invention relates to: an organic compound which is used for an organic layer, such as a hole transport layer or an electron blocking layer, in an organic light-emitting device; and an organic light-emitting device comprising same. When the organic compound according to the present invention is used for an organic layer in a device, improved luminous characteristics of the device can be implemented in terms of driving at low voltage, excellent luminous efficiency, and the like, and thus the present invention can be effectively used for industrial applications of various display and lighting devices.

Abstract: A semiconductor device may include a first cell structure, a second cell structure, a pad structure, a circuit, and one or more openings. The pad structure may be disposed between the first cell structure and the second cell structure, and may be electrically coupled to the first and second cell structures. The pad structure may have a plurality of stepped structures. The circuit may be disposed under the pad structure. The one or more openings may pass through the pad structure, and may expose the circuit. The one or more openings may be disposed between the plurality of stepped structures.

Abstract: Provided is a computing device for supporting medical image analysis. The computing device may include: at least one or more memories for storing a program composed of one or more modules for performing medical image analysis; a communication unit for acquiring a medical image and a facial image for a patient's head; and at least one processor for detecting a plurality of feature points from the facial image through a feature point detection module performing artificial neural network-based machine learning to thus superimpose the medical image and the facial image on top of each other with respect to a plurality of first feature points displayed on the medical image and a plurality of second feature points as at least some of the feature points detected from the facial image, wherein the first feature points are anatomical reference points indicating relative positions of at least one of facial skeleton, teeth, and facial contour.

Abstract: An antenna apparatus includes: a parabolic reflector; a dielectric support pedestal; a sub-reflector connected to an upper part of the dielectric support pedestal; and a waveguide connected to a lower part of the dielectric support pedestal, wherein the parabolic reflector has a curved surface in which a ratio of a focal length to a diameter is greater than a preset value, and at least one corrugation configured to suppress a cross polarization is formed in a region of the dielectric support pedestal.

Abstract: Provided is a module and method for transmitting information using a wireless hidden signal, which is capable of transmitting important information data requiring extreme security using a wireless hidden signal, and allowing the important information to be detected and distinguished by only promised transmitting/receiving parties so that the possibility of the wireless hidden signal being discovered can be minimized and security can be enhanced. The module for transferring information using a wireless hidden signal includes: a hidden formatting unit configured to generate a transmission data frame structure based on data that needs to be wirelessly transmitted; a hidden encoding unit configured to encode the generated transmission data frame structure to generate and output a hidden encoded bit stream; and a hidden modulation unit configured to convert the output hidden encoded bit stream into a wireless signal in a wireless transmission format.

Abstract: A memory interface circuitry includes a clock generator to convert the first clock signal into a second clock signal, a state machine to generate a test signal according to the second clock signal, a data pattern generator to generate a plurality of pre-defined data, a read register to sequentially output the plurality of pre-defined data, an I/O interface to capture a plurality of data from the plurality of pre-defined data according to a write strobe signal, a write register to receive and store the plurality of data from the I/O interface, and a comparator to compare the plurality of pre-defined data with the plurality of data to generate a test result. The test result is configured to verify an operation of the I/O interface.