Abstract: An electronic component includes: a multilayer capacitor including a capacitor body and a pair of external electrodes, respectively disposed on external surfaces of the capacitor body in a first direction; and an interposer disposed below the multilayer capacitor and including an interposer body, a pair of via holes penetrating through the interposer body, and a pair of via electrodes, respectively disposed in the via holes to be connected to the pair of external electrodes, respectively. 0.24T?t?0.3T, where “T” is a maximum height of the multilayer capacitor and “t” is a maximum height of the interposer.

Abstract: A memory system includes a host circuit and a memory circuit. The host circuit controls a bandwidth of a command-address signal based on data driving cycle information. The memory circuit performs an input/output operation based on the command-address signal.

Abstract: Disclosed is a method of preparing sodium-catalyzed iron-aluminum inorganic catalyst for catalyzing a hydrogenation reaction of carbon dioxide. The method of preparing sodium-catalyzed iron-aluminum inorganic catalyst includes: a first step of mixing a precipitant solution formed by dissolving a basic precipitant with a reaction solution formed by dissolving an iron (Fe) precursor material and an aluminum (Al) precursor material, thereby forming a suspension solution; a second step of aging the suspension solution; a third step of separating powder from the aged suspension solution; a fourth step of drying the separated powder and then performing a first heat treatment, thereby forming first catalyst powder; and a fifth step of adding and stirring the first catalyst powder and a sodium precursor material to water and evaporating the water and then performing a second heat treatment, thereby preparing a sodium-introduced iron-aluminum inorganic catalyst.

Abstract: Provided are biomarkers for predicting the prognosis of cervical cancer. In the case of using the biomarkers of the present disclosure, it is possible to select patients into a high-risk group, an intermediate-risk group, or a low-risk group, and thus, it is possible to provide tailored treatment for each patient according to prognosis prediction.

Abstract: A system and a method for measuring impedance of a fuel cell stack are disclosed. The system includes: an energy consumption device, a cooling device, and a high-voltage battery connected in parallel to a main bus end of a fuel cell stack; a relay provided at the main bus end and configured to electrically connect or disconnect the cooling device and the high-voltage battery to or from the fuel cell stack; an impedance measurement unit configured to apply an AC current to the fuel cell stack and to measure the impedance of the fuel cell stack; and a controller configured to turn off the relay during measurement of the impedance of the fuel cell stack.

Abstract: A multilayer electronic component may include a first internal electrode layer including a first dielectric layer and first to fourth internal electrodes disposed to be spaced apart from each other on the first dielectric layer, a second internal electrode layer including a second dielectric layer and a fifth internal electrode disposed on the second dielectric layer, a body including a capacitance forming portion in which the first internal electrode layer and the second internal electrode layer are alternately disposed, a connection electrode penetrating through the first and second internal electrode layers, spaced apart from the first to fourth internal electrodes, and connected to the fifth internal electrode, first to fourth external electrodes disposed to be connected to the first to fourth internal electrodes, respectively, on the body, and a fifth external electrode disposed to be connected to the connection electrode on the body.

Abstract: A memory system includes: a main memory device configured to include a plurality of row lines; a cache memory device configured to include a plurality of cache lines for caching data stored in the row lines, each cache line including cache data, a row hammer state value for storing an access number of a corresponding row line, and an access selection bit set according to the row hammer state value; and a memory controller configured to control an access operation to be performed on one of the main memory device and the cache memory device, which is selected according to the access selection bit of a cache-hit cache line, in response to a request from a host.

Abstract: A connector assembly includes a main housing, a shield case, a base plate and a shield ring. The main housing is formed from a non-metal material. The shield case is disposed inside the main housing. The base plate is adapted to be connected to a metal frame. The shield ring is connected to the main housing and the base plate. The shield ring is adapted to electrically connect the metal frame to the shield case.

Abstract: The present technology relates to an electronic system including a host and a memory system. The host includes a request merge manager configured to generate one or more operation request sets, a first request set queue configured to store one or more of transmission request sets and operation request sets, a first scheduler configured to control the priorities of the operation request sets and the transmission request sets, a second request set queue configured to store the operation request sets sequentially output from the first request set queue, a second scheduler configured to generate a transmission request set, and a request set detector configured to transmit, to the first scheduler, request information on a request set having a highest priority.

Abstract: A display device includes: a first pixel region, a second pixel region, and a third pixel region that are adjacent to each other in a plan view; a display panel including a first light emitting element overlapping with the first pixel region, a second light emitting element overlapping with the second pixel region, and a third light emitting element overlapping with the third pixel region; and a refractive index control layer including a first refractive index control part corresponding to the first light emitting element, and a second refractive index control part corresponding to the second light emitting element. The first refractive index control part and the second refractive index control part have different refractive indices from each other.

Abstract: A semiconductor memory device includes a stack structure comprising a plurality of layers vertically stacked on a substrate, each layer including a semiconductor pattern, a gate electrode extending in a first direction on the semiconductor pattern, and a data storage element electrically connected to the semiconductor pattern, a plurality of vertical insulators penetrating the stack structure, the vertical insulators arranged in the first direction, and a bit line provided at a side of the stack structure and extending vertically. The bit line electrically connects the semiconductor patterns which are stacked. Each of the vertical insulators includes first and second vertical insulators adjacent to each other. The gate electrode includes a connection portion disposed between the first and second vertical insulators.

Abstract: An inkjet printing apparatus may include a stage on which a substrate is seated; a nozzle part disposed above the stage and spraying an ink onto the substrate, the ink containing a solvent and solid substances; and a head part that supplies the ink to the nozzle part. The nozzle part includes an internal flow path extended in a first direction, through which the ink is supplied from the head prat; and an inlet in which an entrance area is defined. The ink is introduced in a second direction intersecting the first direction from the internal flow path through the entrance area. The inlet includes an inclined surface adjacent to the entrance area and defining the entrance area; and a flat surface parallel to the first direction. An angle between the inclined surface and the flat surface is an acute angle.

Abstract: A manufacturing method of a semiconductor device, includes providing a substrate; forming a stacked gate, including a floating gate and a control gate, on the substrate; forming a stacked gate by a deposition of a select gate conductive layer on the stacked gate; forming a trench in the stacked gate by etching the stacked gate to separate a first select gate pattern and a second select gate pattern; and forming a first select gate, a second select gate, a first transistor, and a second transistor simultaneously through an etch-back process of the stacked gate

Abstract: Embodiments of the present disclosure provide systems and methods for perspective shifting in a video conferencing session. In one exemplary method, a video stream may be generated. A foreground element may be identified in a frame of the video stream and distinguished from a background element of the frame. Data may be received representing a viewing condition at a terminal that will display the generated video stream. The frame of the video stream may be modified based on the received data to shift of the foreground element relative to the background element. The modified video stream may be displayed at the displaying terminal.

Abstract: Techniques are disclosed for coding video data predictively based on predictions made from spherical-domain projections of input pictures to be coded and reference pictures that are prediction candidates. Spherical projection of an input picture and the candidate reference pictures may be generated. Thereafter, a search may be conducted for a match between the spherical-domain representation of a pixel block to be coded and a spherical-domain representation of the reference picture. On a match, an offset may be determined between the spherical-domain representation of the pixel block to a matching portion of the of the reference picture in the spherical-domain representation. The spherical-domain offset may be transformed to a motion vector in a source-domain representation of the input picture, and the pixel block may be coded predictively with reference to a source-domain representation of the matching portion of the reference picture.

Abstract: A method for clustering based on unsupervised learning according to an embodiment of the invention enables clustering for newly generated patterns and is robust against noise, and does not require tagging for training data. According to one or more embodiments, noise is accurately removed using three-dimensional stacked spatial auto-correlation, and multivariate spatial probability distribution values and polar coordinate system spatial probability distribution values are used as learning features for clustering model generation, making them robust to noise, rotation, and fine unusual shapes. In addition, clusters resulting from clustering are classified into multi-level clusters, and stochastic automatic evaluation of normal/defect clusters is possible only with measurement data without a label.

Abstract: A laminated polyester film according to the present invention comprises: a core layer; and a sub-layer laminated on at least one surface of the core layer and containing a first particle and a second particle which are different components, wherein an average diameter of the first particle is 6 to 20 times of an average diameter of the second particle. Types, different properties, sizes, and contents of the first particle and the second particle are adjusted to solve the image blurring phenomenon and prevent a winding fault generated during processing and winding a final product. Therefore, workability and perfection of a final product can be increased and the defect rate can be decreased.

Abstract: Provided is a hypertube transport system. Specifically, provided are a magnetically-levitated train and an infrastructure-system in which same travels, comprising: refrigerant for cooling compressed air of a hypertube train, and a compressed air cooling system utilizing the refrigerant; an apparatus and method for controlling trains operating in a vacuum tube; superconducting switches for superconducting magnets for magnetic levitation; a driving stability apparatus for the hypertube transport system; a control apparatus for trains of the hypertube transport system; and an energy harvester.

Abstract: A non-oriented electrical steel sheet according to an exemplary embodiment of the present invention includes at least one of 2.0 to 3.5% of Si, 0.3 to 3.5% of Al, 0.2 to 4.5% of Mn, 0.0030 to 0.2% of Sn, 0.0030 to 0.15% of Sb, 0.0040 to 0.18% of P, 0.0005 to 0.02% of Zn, and 0.0005 to 0.01% of Y for wt %, a remainder of Fe, and inevitable impurities, and satisfying Formula 1: 0.05?([Sn]+[Sb])/[P]?25??[Formula 1] (here, [Sn], [Sb], and [P] represent contents (wt %) of Sn, Sb, and P.

Abstract: A manufacturing method of a semiconductor device, includes providing a substrate; forming a stacked gate, including a floating gate and a control gate, on the substrate; forming a stacked gate by a deposition of a select gate conductive layer on the stacked gate; forming a trench in the stacked gate by etching the stacked gate to separate a first select gate pattern and a second select gate pattern; and forming a first select gate, a second select gate, a first transistor, and a second transistor simultaneously through an etch-back process of the stacked gate.