Abstract: The present invention relates to a pharmaceutical composition for the prevention or treatment of tumors, containing a novel pyrazolopyrimidine compound or a pharmaceutically acceptable salt thereof as an active ingredient. The pharmaceutical composition is administered in combination with other anticancer agents, and thus can be effectively used as a composition for preventing or treating cancer.

Abstract: A method for determining mediators on the association between adverse childhood experiences and suicidal ideation of older adults according to an embodiment of the present disclosure, which is a method for determining mediators on the association between adverse childhood experiences of older adults, as an independent variable, and suicidal ideation, as a dependent variable, may include a data measurement step of measuring data for adverse childhood experiences, suicidal ideation, mental health mediators, physical health mediators, social relationship mediators, and covariates; and a statistical analysis step of estimating adjusted effects and crude effects of the mental health mediators, physical health mediators, and social relationship mediators on the suicidal ideation using a logistic-regression analysis and analyzing three path models respectively using mental health mediators, physical health mediators, and social relationship mediators, which are sets of multiple mediators.

Abstract: A method of classifying an object according to an embodiment includes extracting a first feature by transforming rectangular coordinates of points included in the box of the object, obtained from a point cloud acquired using a LiDAR sensor, into complex coordinates and performing Fast Fourier Transform (FFT) on the complex coordinates, obtaining an average and a standard deviation as a second feature, the average and the standard deviation being parameters of a Gaussian model for the points included in the box of the object, and classifying the type of object based on at least one of the first feature or the second feature.

Abstract: A method of transmitting and receiving a signal at a terminal in a wireless communication system may be provided. A method of, at a terminal, transmitting and receiving a signal may comprise generating a first signal at transmitting end of the terminal and transmitting the generated first signal through an antenna and receiving a second signal through the antenna and transferring the second signal to a receiving end of the terminal. A differential circulator may be provided between the transmitting end and receiving end and the antenna, and the first signal may be transmitted and the second signal may be received at the same time based on the differential circulator.

Abstract: A data processing system and method for accessing a heterogeneous memory system including a processing unit are provided. The heterogeneous memory system includes a memory module and high bandwidth memory (HBM) including a processing-in-memory (PIM) circuit combined with a memory controller. The memory controller is configured to detect a data array required for an arithmetic operation from a memory module or the HBM by using a border index value when the arithmetic operation is performed by the PIM circuit of the HBM and generate a memory module command set and an HBM command set using physical address spaces respectively designated in the memory module and the HBM.

Abstract: A semiconductor system including a transmitter configured to output a plurality of data as a plurality of data input/output signals through a plurality of channels based on a matrix E, and a receiver configured to generate the plurality of data by differentially amplifying the plurality of data input/output signals received through the plurality of channels based on a matrix D, in which all components of the matrix E and the matrix D are integers, a product matrix of the matrix D and the matrix E is a diagonal matrix, a sum of the components of each row of the matrix D is 0, and a sum of absolute values of the components of each column of the matrix D is less than or equal to a threshold value.

Abstract: A highly-removable microneedle structure, a microneedle device including the same, and a method for manufacturing the structure are disclosed. The highly-removable microneedle structure includes: a tip tapered downwardly; a base extending upwardly from an upper surface of the tip and having an area size in a plan view thereof smaller than an area size in a plan view of an upper surface of the tip; and a tube surrounding the base and extending upwardly from the upper surface of the tip and beyond an upper surface of the base.

Abstract: An integrated power conversion apparatus for an electric vehicle according to the present disclosure includes a first H-bridge converter with one side connected to a high voltage battery; a three-winding transformer in which a primary winding is connected to the other side of the first H-bridge converter; a second H-bridge converter with one side which is connected to a secondary winding of the three-winding transformer; an AC-DC converter in which one side is connected to the other side of the second H-bridge converter and the other side is selectively connected to a motor or a power system; and a low voltage stage converter in which one side is selectively connected to a tertiary winding of the three-winding transformer through a selective switch and the other side is connected to a low voltage battery.

Abstract: Disclosed is a stealth device that has a double-band stealth function against millimeter-wavelength electromagnetic waves, has high absorption at a near-infrared laser wavelength, and has low emissivity of mid-infrared light and long-infrared light. The stealth device includes a wavelength-selective absorption pattern layer made of a material having electrical conductivity, wherein the wavelength-selective absorption pattern layer is composed of conductive thin-film patterns capable of causing plasmonic resonance at a first wavelength and a second wavelength different from the first wavelength; and a dielectric layer disposed below the wavelength-selective absorption pattern layer and made of a dielectric material.

Abstract: Provided is an otitis media treatment instrument and, more particularly, to an otitis media treatment instrument having a ventilation tube installed thereon, the otitis media treatment instrument including: a cutting sheath which is configured in a tube shape, and which has an inner diameter larger than the outer diameter of the ventilation tube; and a suction pipe formed to be able to move relative to the cutting sheath inside the cutting sheath along the longitudinal direction of the cutting sheath, the suction pipe having, on the front end portion thereof, an insertion portion having an outer diameter smaller than the inner diameter of the ventilation tube and having a fixing portion which extends toward the front end of the insertion portion, and which has an outer diameter larger than the inner diameter of the ventilation tube.

Abstract: The present invention is directed to an expandable compression bandage. The expandable compression bandage includes: an adhesive bandage part; and a pressing part including a solvent storage part and an expandable part. The solvent storage part is configured to be attached to a part of an adhesive surface of the adhesive bandage part and to store a swelling solvent, and the expandable part is configured to be disposed beneath the solvent storage part. The expandable part is swollen and expanded when the swelling solvent stored in the solvent storage part is absorbed thereinto.

Abstract: An apparatus for managing delegation consensus of a blockchain network, obtains state information including trust of each delegated node in the current epoch of the blockchain network, determines an action including a delegation rate by performing a neural network operation on the state information, creates, according to the determined action, a local trust opinion (hereinafter, LTO) matrix representing a mutual subjective evaluation of each delegated node, and selects, based on the trust calculated using the LTO matrix, K delegated nodes according to the determined delegation rate among N nodes.

Abstract: Disclosed is a memory system using a heterogeneous data format, which provides a personalized recommendation algorithm function to an internet service user based on a plurality of items, which includes a user preference analyzer for each item that calculates a user preference value corresponding to each item of a analysis target service; and a memory that stores data related to the each item in a first data format or stores data related to the each item in a second data format with required bits less than the first data format, based on the user preference value of the each item.

Abstract: The lithium battery according to various aspects of the present invention can form a LiF-rich SEI that has excellent mechanical, chemical, and electrochemical stability and can induce uniform lithium ion flow, thereby effectively suppressing lithium dendrite formation and enabling excellent battery performance even after hundreds of charge and discharge cycles.

Abstract: A linear motor design variable verification method and a linear motor design variable optimization method are disclosed. The linear motor design variable verification method includes a first step of deriving a magnetic permeability matrix of a linear motor from a linear motor design variable; a second step of deriving a Maxwell matrix of the linear motor from the magnetic permeability matrix of the linear motor via LU decomposition; a third step of deriving, from the Maxwell matrix of the linear motor, at least one verification target physical quantity selected from a group including a force of the linear motor, a magnetic flux linkage passing through each of coils of a stator of the linear motor, a counter electromotive force of the linear motor, and an inductance of the linear motor; and a fourth step of comparing the derived verification target physical quantity with a predetermined reference value, and determining whether a target verification condition is satisfied, based on the comparing result.

Abstract: Disclosed is a unit cell circuit of a memory cell array, the unit cell circuit having a sub-cell array including a plurality of memory cells each connected to a supply line, and an assist circuit connected to the sub-cell array through the supply line that pre-charges the supply line with a supply voltage during a stand-by mode based on a control signal and blocks the supply line upon initiation of a write operation.

Abstract: According to one embodiment, an organo-ionic hydrogel foam, includes: a MXene foam comprising MXene and having a three-dimensional framework structure; and an organo-ionic hydrogel coating a portion of the MXene foam. A dry-state region not coated by the organo-ionic hydrogel is positioned over a wet-state region coated by the organo-ionic hydrogel.

Abstract: An error handling device includes a cross-voltage sense amplifier and an error handling circuit. The cross-voltage sense amplifier is configured to perform a normal sense operation and a cross sense operation. The normal sense operation generates normal sense data by providing an input voltage and a comparison voltage to first and second inputs of a comparator, respectively. The cross sense operation generates cross sense data by providing the input voltage and the comparison voltage to the second and first inputs of the comparator, respectively. The error handling circuit identifies a location of an error using the normal sense data and the cross sense data and corrects the error.

Abstract: A circuit configured to detect a threshold voltage includes a first delay circuit, a second delay circuit and a controller. The first delay circuit has a first sensitivity to threshold voltage of a transistor. The first delay circuit may be configured to generate a first output signal delayed with respect to the input signal by a first delay time that changes depending on the digital control code. The second delay circuit has a second sensitivity that is higher than the first sensitivity. The second delay circuit may be configured to generate a second output signal delayed with respect to the input signal by a second delay time. The controller may compare the first and second output signals and may generate a digital output code corresponding to the digital control code when the first delay time is equal to the second delay time to indicate the threshold voltage of the transistor.

Abstract: A method of controlling an ultrasound imaging device is disclosed. The method may include obtaining volume data of an object, obtaining a reference cross-sectional image crossing a first axis from the volume data, obtaining, from the volume data, a candidate standard cross-sectional image crossing a second axis that is different from the first axis, displaying the reference cross-sectional image and the candidate standard cross-sectional image on a first graphic user interface (GUI) view, rotating the reference cross-sectional image on the first GUI view, updating the candidate standard cross-sectional image on the first GUI view by adjusting a slicing plane of the candidate standard cross-sectional image based on the rotation of the reference cross-sectional image, and displaying, according to completion of the rotation of the reference cross-sectional image, the updated candidate standard cross-sectional image as a standard cross-sectional image on the first GUI view.