Abstract: A positive electrode active material includes a plurality of core particles including a layered lithium nickel-manganese-based composite oxide having a nickel content (e.g., amount) of greater than or equal to about 60 mol % based on 100 mol % of a total metal composition of the lithium nickel-manganese-based composite oxide excluding lithium, and a coating layer located on the surface of the core particle and containing Al and Ti. Also disclosed are a method of preparing the positive electrode active material, and a positive electrode and rechargeable lithium battery including the same.

Abstract: The present invention relates to a positive electrode active material and a lithium secondary battery including the same, and more particularly, to a positive electrode active material capable of maintaining the electrochemical properties of a lithium secondary battery using a lithium composite oxide as a positive electrode active material while preventing and/or mitigating gas generation and swelling due to the positive electrode active material in a lithium secondary battery by suppressing the excessive growth of primary particles and improving the crystallinity of primary particles, and a lithium secondary battery including the same.

Abstract: A power grid access security system for intermittent communication ports includes a link manager configured to manage and monitor a link of a communication port, a power source configured to supply needed for a function operation of the communication port, and a multi-interface configured to integrate and provide an interface for a network link and a security service, wherein the link manager checks whether a network link of an external device is established, based on link setting information, and when a condition for the network link is not satisfied, removes data received from the external device, based on the link setting information.

Abstract: A metalens includes a substrate, and a metasurface provided on the substrate and including a plurality of metaatoms, where at least one of the plurality of metaatoms may include a plurality of layers.

Abstract: A semiconductor device includes a precharge pulse generation circuit configured to generate a first precharge pulse and a second precharge pulse, based on a column pulse generated when a column operation including a write operation and a read operation is performed. The semiconductor device also includes an input/output switching signal generation circuit configured to generate an input/output switching signal for connecting a first input/output line pair and a second input/output line pair to each other, based on the first precharge pulse and the second precharge pulse in a test mode.

Abstract: A positive electrode active material, a method of preparing the same, a positive electrode, and a rechargeable lithium battery including the same are disclosure. The positive electrode active material includes core particles including a layered lithium nickel-manganese-based composite oxide having a nickel content (e.g., amount) of greater than or equal to about 60 mol % based on 100 mol % of a total metal in the positive electrode active material excluding lithium, and a coating layer located on the surface of the core particles and containing Al, wherein an Al content (e.g., amount) of the coating layer is about 0.5 mol % to about 1.5 mol % based on 100 mol % of a total metal in the layered lithium nickel-manganese-based composite oxide excluding lithium, and the coating layer has a fiber shape (e.g., in a form of fibers, having a fibrous structure, etc.).

Abstract: Disclosed are a positive electrode active material, a positive electrode including the same, and a rechargeable lithium battery, the positive electrode active material includes a first positive electrode active material including a layered lithium nickel-manganese-based composite oxide and a second positive electrode active material including a lithium-manganese rich composite oxide in which a molar ratio of lithium to a total metal excluding lithium is about 1.1 to about 3 and a manganese content is greater than or equal to about 60 mol % based on 100 mol % of a total metal excluding lithium in the lithium-manganese rich composite oxide.

Abstract: A semiconductor device includes a back interlayer insulating film, a back wiring line disposed within the back interlayer insulating film, a fin-type pattern disposed on a first surface of the back wiring line, a source/drain pattern disposed on the fin-type pattern, and a back wiring contact connecting the back wiring line and source/drain pattern. A bottom surface of the source/drain pattern is connected to the fin-type pattern and faces the back wiring line. The back wiring contact includes a back contact barrier film, a back contact plug film, and a back ferroelectric material film. The back wiring contact includes a third surface facing the back wiring line. A vertical length from a second surface of the back wiring line to the third surface of the back wiring contact is less than a vertical length from the second surface to the bottom surface of the source/drain pattern.

Abstract: Disclosed are a substrate processing apparatus and a substrate processing method. The substrate processing apparatus includes a chamber including a processing space defined therein, a substrate support unit configured to support a substrate in the processing space, a microwave unit configured to supply microwaves to the processing space, a window member disposed below the microwave unit and configured to transmit the microwaves supplied from the microwave unit, a heat transfer plate disposed in the processing space so as to be spaced a predetermined distance from the window member and configured to be heated by the microwaves supplied to the processing space and to transfer heat to the substrate, and a controller configured to control the microwave unit.

Abstract: The present application relates to an apparatus and method for evaluating XR-based upper limb motion control and motion control ability, the apparatus including a head mount display (HMD) configured to be worn on a user's head part and including a display for providing visual feedback information capable of monitoring a visual cue and a repetitive motion of muscle synergy or a direction and magnitude of a force that are contents for XR (eXtended Reality)-based multi-joint rehabilitation training of an upper limb, a measurement part, a synergy evaluation part, a visual cue control part and a composite biofeedback part.

Abstract: Disclosed are a positive electrode active material, a method of preparing the same, a positive electrode, and a rechargeable lithium battery, the positive electrode active material including core particles including a layered lithium nickel-manganese-based composite oxide having a nickel content of greater than or equal to about 60 mol % based on 100 mol % of a total metal excluding lithium in the layered lithium nickel-manganese-based composite oxide, and a coating layer on the surface of the core particle and including Al, wherein an Al content based on a total of 100 at % of Ni, Mn, and Al on a surface of the positive electrode active material is about 20 at % to about 33 at %.

Abstract: The present disclosure relates to an apparatus for training and causing autonomous driving control of a vehicle. The apparatus may comprise at least one processor, and a memory storing instructions, when executed by the at least one processor, cause the apparatus to obtain, based on a depth map obtained from a cluster of points at a target time point, a depth distribution map, obtain, based on an input image that is associated with the target time point and that is applied to a monocular depth estimation (MDE) model, a depth estimation map, update, based on a loss function group applied to the MDE model, a plurality of weights included in the MDE model, wherein the loss function group may comprise a first loss function that is obtained based on the depth distribution map and the depth estimation map, and output a signal indicating the updated plurality of weights.

Abstract: A display device includes a display area, and a dummy area disposed on one side of the display area, where each of the display area and the dummy area includes a first island pattern and a second island pattern disposed to be spaced apart from each other, and a connection pattern connecting the first island pattern and the second island pattern to each other, and the dummy area includes a dummy common electrode and a common connection electrode electrically connected to the dummy common electrode, which are disposed in each of the first island pattern and the second island pattern thereof.

Abstract: A display device includes a display panel including a folding region at which the display panel is foldable, and in order from the display panel a first plate facing the display panel and including a lower surface furthest from the display panel, a heat dissipation layer facing the first plate, and a second plate facing the heat dissipation layer, the second plate defining a first opening which exposes the lower surface of the first plate to outside the second plate.

Abstract: Disclosed is a display device including a display panel including a plurality of pixels and a voltage generator providing an anode initialization voltage to the pixels. The display panel is divided into a first display area operating at a first operating frequency and a second display area operating at a second operating frequency. While pixels, which correspond to the first display area, from among the plurality of pixels are driven, the anode initialization voltage has a first voltage level. While pixels in the second display area from among the plurality of pixels are driven, the anode initialization voltage has a second voltage level different from the first voltage level.

Abstract: Disclosed is a personalized image segmentation device, which includes a user input collector that outputs input information in a second format based on a user input in a first format received from a first external device, a sensing information analyzer that outputs context information based on sensing information received from a second external device, a user semantic information generator that analyzes personalized semantic information based on the input information and the context information and outputs personalized user input information based on the personalized semantic information, a multimodal foundation model that encodes image data and text information respectively to generate feature information corresponding to the image data, and an image-input decoder that detects an object corresponding to the user input on the image data based on the feature information and the personalized user input information.

Abstract: A device for decoding a feature map according to the present disclosure comprises an image decoding unit to decode an image from a bitstream; an inverse format conversion unit to restore a feature map latent representation by converting a formation of a decoded image; and a feature map restoration unit to restore a multi-layer feature map from the feature map latent representation. Here, the feature map restoration unit restores the multi-layer feature map based on a learned neural network parameter.

Abstract: The present invention relates to a technique pertaining to a method and device for providing guiding information after washing is finished, and the method for providing guiding information after washing is finished, according to an embodiment of the present invention, comprises: a step in which a server communication unit of a management server receives, from a washer, a first message notifying that washing is finished; a step in which the server communication unit receives, from a dryer for drying the laundry from the washer, a second message notifying the start of drying; a step in which a server control unit of the management server calculates, using the first message and the second message, the time during which the laundry was left in the washer; and a step in which the server control unit controls a notification process of the washer or of the dryer by comparing the time during which the laundry was left inside with a reference time.

Abstract: Disclosed are various methods for transmitting or receiving data or control information having high reliability conditions. A method for operating a terminal which transmits uplink control information (UCI) includes: a step of generating UCI; a step of comparing the priority of an uplink (UL) control channel for the transmission of the UCI with the priority of a UL data channel when some symbols of the UL control channel and the UL data channel overlap; and a step of selecting the UL channel having a higher priority among the UL control channel and the UL data channel, and transmitting the UCI to a base station through the selected UL channel.

Abstract: A semiconductor device includes an active pattern extending in a first direction on a substrate, a gate structure on the active pattern and having a gate electrode extending in a second direction intersecting the active pattern, and a gate capping pattern on the gate electrode, the gate capping pattern including a gate capping liner defining a gate capping recess, the gate capping liner having a horizontal portion along an upper surface of the gate electrode, and a vertical portion extending from the horizontal portion in a third direction intersecting the first and second directions, and a gate capping filling film on the gate capping liner and filling the gate capping recess, an epitaxial pattern on the active pattern and adjacent the gate structure, a gate contact on and connected to the gate electrode, and an active contact on and connected to the epitaxial pattern.