Abstract: A semiconductor includes an active pattern with a lower pattern and sheet patterns spaced apart from the lower pattern in a first direction, a source/drain pattern on the lower pattern, the source/drain pattern being in contact with the sheet patterns, and gate structures on opposite sides of the source/drain pattern, the gate structures being spaced apart from each other along a second direction and including gate electrodes that surround the sheet patterns, wherein the source/drain pattern includes a first epitaxial region having at least one of antimony and bismuth, the first epitaxial region having a bottom part in contact with the lower pattern, but not with the sheet patterns, and a thickness of the bottom part increasing and decreasing away from the gate structures in the second direction, and a second epitaxial region on the first epitaxial region, the second epitaxial region including phosphorus.

Abstract: A pouch-type battery case according to an embodiment of the present invention can include a cup part configured to accommodate an electrode assembly of stacked electrodes and separators. The cup part comprises a plurality of outer walls forming a periphery of the cup part, and a plurality of die edges connecting the plurality of outer walls to a side or degassing part. At least one of the die edges can be rounded to define a curvature radius of 1 mm or less. The cup part can have a depth of 6.5 mm or less.

Abstract: A water-cooled heat dissipation module assembly capable of cooling a power module of a vehicle driving inverter system using a battery or fuel cell. The water-cooled heat dissipation module assembly includes a housing unit provided in the form of a housing having an opening portion at least partially opened at one side thereof. The housing unit and at least a part of a rim region of the cooling unit are made of a plastic material, and the housing unit and the cooling unit are joined to each other by plastic welding using a laser.

Abstract: A deposition mask includes a mask body including a silicon substrate, where a plurality of holes is defined through the mask body, and the mask body further includes mask grids extending to define the holes. A cross section of each mask grid has a reverse tapered shape having a width increasing from a back surface to an upper surface of the deposition mask, and each side surface of each mask grid defining a hole includes a first concave curved surface.

Abstract: A massive multiple-input multiple-output (MIMO) antenna apparatus and a heat dissipation device therefor are disclosed. The present disclosure according to at least one embodiment provides a massive MIMO antenna apparatus including a board, a first blowing unit, and a second blowing unit. The board has at least one board surface that holds a distributed arrangement of a plurality of heat-generating components, has a width and a length longer than the width, and includes a first section having a first amount of heat generation and a second section having a second amount of heat generation greater than the first amount of heat generation, the first section and the second section being partitioned along a length direction of the board.

Abstract: Provided is a ferroelectric-based synaptic device and a three-dimensional synaptic device stack using the same. The synaptic device includes a source, a drain, a semiconductor body in which a channel region are formed, a gate electrode, and an insulating layer stack disposed between the semiconductor body and the gate electrode. The insulating layer stack includes: a charge trap layer disposed on the channel region of the semiconductor body and is made of a material capable of storing or trapping electric charges; a ferroelectric layer made of a ferroelectric material; and an insulating layer disposed between the charge trap layer and the ferroelectric layer. The synaptic device is characterized in that weight information is volatilely stored in the charge trap layer and non-volatilely stored in the ferroelectric layer.

Abstract: The present disclosure relates to a recycled positive electrode active material, a method of producing the recycled positive electrode active material, and a secondary battery including the same. The recycled positive electrode active material, including: 60 mol % or more of Ni; and crystalline LiF, or 0.24% by weight or less of residual Li2CO3, where the recycled positive electrode active material is one or more selected from the group consisting of a lithium nickel oxide (LNO)-based positive electrode active material, a nickel·cobalt·manganese (NCM)-based positive electrode active material, a nickel·cobalt·aluminum (NCA)-based positive electrode active material, and a nickel·cobalt·manganese·aluminum (NCMA)-based positive electrode active material.

Abstract: A battery pack configured to, in response to occurrence of a predetermined event in a certain battery cell, reduce propagation of heat to an adjacent cell. The battery pack includes battery cells and a cover member configured to cover the battery cells. The cover member includes a reinforcement cover on the battery cells. The reinforcement cover includes flange portions arranged in two rows at a central part of the reinforcement cover and extending in the arrangement direction of the battery cells.

Abstract: A battery pack capable of, upon occurrence of an event in a certain battery cell, reducing propagation of heat to a cell adjacent thereto and capable of preventing or substantially preventing sagging of a casing is provided. A battery pack includes a plurality of battery cells including vents, each of which is located in a surface of a respective one of the plurality of battery cells, a cover member configured to accommodate the plurality of battery cells, and a cooling plate, which is located in an area in which the vents are located and is in contact with the cover member. The cooling plate includes vent protruding portions located corresponding to the vents and protruding in a direction opposite the cover member.

Abstract: Proposed are an apparatus and a method for correcting a communication frequency of an electronic detonator, and the apparatus includes a communication packet reception part configured to receive communication packets generated at a preset frequency transmitted from a main control device, an oscillation frequency determination part configured to determine an oscillation frequency of an oscillator mounted in an MCU of an electronic detonator by referring to received communication packets, and an oscillation frequency correction part configured to analyze the communication packets by correcting a shift of a determined oscillation frequency.

Abstract: Provided is an apparatus and method for encoding/decoding a moving picture based on adaptive scanning. The moving picture apparatus and method can increase a compression rate based on adaptive scanning by performing intra prediction onto blocks of a predetermined size, and scanning coefficients acquired from Discrete Cosine Transform (DCT) of a residue signal and quantization differently according to the intra prediction mode. The moving picture encoding apparatus includes: a mode selector for selecting and outputting a prediction mode; a predictor for predicting pixel values of pixels to be encoded of an input video based on the prediction mode to thereby output a residue signal block; a transform/quantization unit for performing DCT onto the residue signal block and quantizing the transformed residue signal block; and an encoder for adaptively scanning and encoding the quantized residue signal block based on the prediction mode.

Abstract: The cathode active material according to embodiments of the present invention includes a lithium composite oxide particle having a form of secondary particle in which a plurality of primary particle are aggregated, wherein the primary particles respectively include a lithium conduction pathway through which lithium ions are diffused. Wherein the primary particles include a first particle, and the first particle has an angle of 45° to 90° formed by a direction from a center of the first particle to a center of the lithium composite oxide particle and a direction of the lithium conduction pathway included in the first particle, wherein a ratio of the number of the first particles among the primary particles located on a surface of the lithium composite oxide particle is 20% or more.

Abstract: An independent steering control system includes independent steering systems steer wheels and a controller configured for determining a level of fault of each of the independent steering systems. When at least one independent steering system among the independent steering systems is determined to be completely unsteerable, the controller is configured to perform fault tolerant steering by changing steering angles of remaining independent steering systems among the independent steering systems determined to be normal.

Abstract: Provided are an apparatus for supplying ink and an inkjet printing system including the same, and more particularly, to an apparatus for supplying ink, which may effectively circulate ink for inkjet printing to stably maintain a state of the ink, and an inkjet printing system including the same. The apparatus for supplying ink includes an ink storage unit configured to store ink at least temporarily, a first passage tube configured to supply the ink stored in the ink storage unit to an inkjet head unit, a second passage tube configured to collect the ink from the inkjet head unit, an ink circulation unit configured to move the ink introduced through the second passage tube in one direction, and a third passage tube configured to supply the ink discharged from the ink circuit unit to the ink storage unit.

Abstract: A battery pack including a plurality of battery cells; a first case accommodating the plurality of battery cells; a protection circuit module coupled to one side of the plurality of battery cells and electrically connecting the plurality of battery cells; a bus bar electrically connected to the protection circuit module and extending in one direction along the plurality of battery cells; and a second case coupled to the first case and accommodating the plurality of battery cells, the protection circuit module, and the bus bar, wherein the bus bar includes a diverged branch formed by cutting a region of the bus bar in the one direction.

Abstract: A construction method of a driving road in air, includes: constructing a steel frame and a plate which are designed and manufactured in advance; constructing a joint in each preset section on the steel frame and plate; constructing a road surface by pouring concrete in the joint construction section; and performing a roughening treatment on the constructed road surface of concrete.

Abstract: An access card providing method, an access card checking method, and an apparatus for performing the methods are disclosed. An access card providing method may comprise producing a virtual access card by a partner terminal desiring to produce the access card, which allows entering of an online or offline area of a partner, wherein the access card is provided through an application of a user terminal. An access card checking method may comprise, when a user terminal having issued an access card to an offline area of a partner recognizes identification information, identifying whether an access card corresponding to the identification information has been issued so as to check the access card.

Abstract: Provided are a latency prediction method and a computing device for the same. The latency prediction method includes receiving a deep learning model and predicting on-device latency of the received deep learning model using a latency predictor which is trained on the basis of a latency lookup table. The latency lookup table includes information on single neural network layers and latency information of the single neural network layers on an edge device.

Abstract: An electronic device for image processing using an image conversion network comprises: a communication unit communicating with a user terminal to receive a nighttime image having an illuminance lower than a threshold level from the user terminal and a daytime image captured by a camera of the user terminal; and a control unit for inputting the nighttime image into an image conversion network to generate a daytime image having an illuminance equal to or higher than the threshold level, wherein the image conversion network includes: a pre-processing unit for generating an input image by reducing the size of the nighttime image at a predetermined ratio; a day/night conversion network for generating a first daytime image by converting an illuminance on the basis of the input image; and a resolution conversion network for generating a final image by converting a resolution on the basis of the first daytime image.

Abstract: A joining structure for a suspension includes a lower arm fastened at a first end portion thereof to a vehicle body, a fixed knuckle at which a strut portion is located, a rotary knuckle located inside the fixed knuckle and fastened to a wheel to be rotatable about the fixed knuckle, a fastening unit fastened to the first end portion of the lower arm and a lower end portion of the fixed knuckle, a steering input portion located at the fixed knuckle and applying a steering force to the rotary knuckle during steering, and a tie rod fastened between the fixed knuckle and the vehicle body.