Abstract: A semiconductor device may include stacked first gate lines, stacked second gate lines, a channel structure extending through the first gate lines and the second gate lines, first contact plugs extending through the first gate lines and respectively connected to front surfaces of the first gate lines, and second contact plugs extending through the second gate lines and respectively connected to rear surfaces of the second gate lines.

Abstract: A metamaterial electromagnetic absorber includes a substrate having a first surface on which electromagnetic waves are incident and a second surface opposite the first surface. The substrate is made of a metamaterial. The metamaterial electromagnetic absorber also includes a first inductive conduction pattern and a second inductive conduction pattern formed on the first surface and the second surface, respectively.

Abstract: A medical liquid discharge assembly includes: a driving part configured to move in a preset direction, a rotating part configured to come into contact with the driving part, and to rotate in one direction in response to the movement of the driving part, a tube part disposed adjacent to the rotating part and including a flexible material, a pressure-applying part configured to come into contact with the rotating part, and to come into contact with and apply pressure to the tube part in response to the rotation of the rotating part, and a locking part configured to move in a preset direction, and to fix a position of the pressure-applying part by coming into contact with and supporting one surface of the pressure-applying part while the pressure-applying part applies pressure to the tube part.

Abstract: A display device includes a main display area, and a first sub-display area and a second sub-display area around the main display area and located adjacent to each other, a plurality of pixel electrodes in the main display area and spaced from each other, a plurality of first sub-pixel electrodes in the first sub-display area and spaced from each other, a plurality of first copy pixel electrodes in the first sub-display area and connected to the first sub-pixel electrodes via a first bridge electrode, a first pixel defining layer in the main display area and the first sub-display area, and having a plurality of openings therein that overlaps the plurality of pixel electrodes, the plurality of first sub-pixel electrodes, and the plurality of first copy pixel electrodes, a plurality of second sub-pixel electrodes and second copy pixel electrodes in the second sub-display area and spaced from each other.

Abstract: A hair extension packaging apparatus is disclosed and configured for supporting at least one hair extension thereon. In at least one embodiment, the apparatus provides a substantially planar upper portion, a substantially planar lower portion spaced apart from the upper portion, and a substantially planar transition portion interconnecting the upper and lower portions such that the upper and lower portions are linearly offset from one another. A front surface of the upper portion provides at least one mounting mechanism positioned and configured for removably securing the at least one hair extension thereto. The transition portion provides at least one extension aperture positioned and configured for allowing a free length of the at least one hair extension to extend therethrough, such that the free length of the at least one hair extension is positioned substantially adjacent to a rear surface of the lower portion.

Abstract: An electronic device includes a substrate, a source electrode layer and a drain electrode layer that are disposed to be spaced apart from each other over the substrate, a channel layer disposed between the source electrode layer and the drain electrode layer over the substrate, a proton conductive layer disposed on the channel layer, and a gate electrode layer disposed on the proton conductive layer.

Abstract: Provided is a method for analyzing technology including an information collection step of designing a metaframe structure for keywords to be analyzed, deriving a technology structure based on the metaframe structure using a generative AI model, generating search keywords based on the derived technology structure, and searching and obtaining a plurality of documents based on the search keywords; and a technology classification step of refining the plurality of documents according to a similarity between the documents, performing preprocessing to utilize contents of the plurality of documents, and then performing detailed technology classification based on results obtained by performing content-based clustering, and a device for processing the method.

Abstract: Provided are a word line driver and a memory apparatus. The word line driver comprises: a first keeping transistor and a second keeping transistor; an active area, including a main portion extending in a first direction and a protruding portion adjacent to a part of the main portion and located on one side of the main portion, and the protruding portion has a first source area and a second source area; a gate, located at least above a partial area, opposite to the protruding portion, of the main portion; and a first drain area and a second drain area separately located in the main portion on two opposite sides of the gate in the first direction; where the first drain area, the gate, and the first source area constitute the first keeping transistor, while the second drain area, the gate, and the second source area constitute the second keeping transistor.

Abstract: A medical liquid injection device includes: a reservoir assembly storing medical liquid in a storage space defined by a reservoir and a plunger moving linearly inside the reservoir, a needle assembly connected fluidly to the reservoir assembly to discharge the stored medical liquid, and a driving unit transmitting a driving force generated by a driving module to the plunger. The driving unit includes a rod member coupled to the plunger to move linearly together with the plunger, a wheel member rotating by the driving force, and a connection member having a catching portion that is movable in an axial direction of the wheel member and the rotation thereof with respect to the wheel member is limited around the axial direction.

Abstract: A cathode active material for a lithium secondary battery includes a lithium-transition metal oxide including nickel (Ni), cobalt (Co), manganese (Mn), strontium (Sr) and sulfur (S). A mole fraction of nickel based on the total number of moles of nickel, cobalt and manganese in the lithium-transition metal oxide is 0.9 or more. A molar ratio of cobalt relative to manganese in the lithium-transition metal oxide is in a range from 0.9 to 1.5. A molar ratio of strontium (Sr) relative to sulfur (S) in the lithium-transition metal oxide is greater than 0, and 4 or less.

Abstract: A charging control device mounted inside an electric vehicle, the charging control device including a communication channel configured to be connected with an EVSE (electric vehicle supply equipment), a controller configured to be connected with the communication channel, and an internal power protection unit connected with a battery of the electric vehicle, wherein the communication channel is based on a protocol of supporting a power line communication (PLC) or a controller area network (CAN), wherein the controller includes a task unit, the task unit operating based on a charging mode of a charging standard.

Abstract: A display device includes a substrate, a first display element which is disposed on the substrate, and a plurality of diffraction patterns which are disposed on a path of light emitted from the first display element and arranged along a direction with a first period. when a width of a cross section of one of the plurality of diffraction patterns is defined as a first length, the first period and the first length satisfy Inequality (1): 0.4 ? d ? 1 / DP ? 1 ? 1 , ( 1 ) where DP1 is the first period, and d1 is the first length.

Abstract: A battery SOH estimating apparatus according to an embodiment of the present disclosure includes a SOH estimating unit configured to estimate a first SOH of a battery based on the measured voltage and current of the battery; a SOC change calculating unit configured to calculate a SOC change region and a SOC change amount of the battery based on the measured voltage; a weight calculating unit configured to calculate a weight based on a SOC region factor calculated by comparing the SOC change region with a preset criterion SOC region, a SOC change amount factor based on the SOC change amount, and a temperature factor based on the measured temperature of the battery; and a SOH correcting unit configured to correct the first SOH according to the calculated weight and a preset second SOH.

Abstract: A processor-implemented method includes, while training a neural network (NN) using a current training mode selected from a plurality of training modes for training of the NN, measuring time data of a plurality of sub-operations for the training of the NN; based on the time data, determining a computation time to perform computation operations among the plurality of sub-operations and a communication time to perform communication operations among the plurality of sub-operations; based on a comparison result of the computation time and the communication time, selecting a next training mode from the plurality of training modes; and training the NN based on the next training mode.

Abstract: An electronic device includes a base element, a source electrode layer and a drain electrode layer disposed to be spaced apart from each other on the base element, a channel layer disposed between the source electrode layer and the drain electrode layer on the base element that accommodates metal ions, a metal ion conduction layer disposed on the channel layer, and a gate electrode layer disposed on the metal ion conduction layer. The channel layer includes a plurality of unit films and channel spaces between the plurality of unit films. The plurality of unit films are arranged to be parallel to a direction substantially perpendicular to a surface of the base element.

Abstract: An electronic device includes a substrate, a source electrode layer and a drain electrode layer that are disposed to be spaced apart from each other over the substrate, a channel layer that is capable of receiving hydrogen, disposed between the source electrode layer and the drain electrode layer over the substrate, a proton conductive layer disposed on the channel layer, a hydrogen source layer disposed on the proton conductive layer, and a gate electrode layer disposed on the hydrogen source layer.

Abstract: Provided are a connection tube and a condenser. The connection tube includes: multi-row tubes respectively connecting a flow path between a pair of header pipe assemblies disposed to be spaced apart from each other and including a plurality of header pipes disposed to be parallel to each other in a second direction, perpendicular to a first direction which is a length direction of the header pipe having the flow path formed therein and a plurality of connection holes formed in one surface.

Abstract: A light-emitting element includes a second semiconductor layer, an active layer above the second semiconductor layer, a first semiconductor layer above the active layer, a first insulating layer surrounding side surfaces of the first semiconductor layer, the active layer, and the second semiconductor layer and an upper surface of the first semiconductor layer, and defining a first opening at the upper surface of the first semiconductor layer, a reflective layer surrounding side surfaces of the first semiconductor layer and the active layer and an upper surface of the first semiconductor layer on the first insulating layer, and a second insulating layer on the reflective layer and on a portion of the first insulating layer on which the reflective layer is not located, defining a second opening on an upper surface of the first semiconductor layer, and having one end having a step with one end of the reflective layer.

Abstract: The present disclosure relates to a battery assembly including: a plurality of battery cells arranged in a preset stacking direction; an accommodating case accommodating the plurality of battery cells; an insertion space defined the plurality of battery cells and the accommodating case along the stacking direction; and an insertion member positioned in the insertion space, wherein the insertion member includes refractory particles; and a binder that binds the refractory particles to form a preset three-dimensional shape.

Abstract: Embodiment of the present disclosure relates to a battery assembly including a plurality of battery cells stacked in a preset stacking direction, an accommodation case configured to accommodate the plurality of battery cells, an insertion space formed between the plurality of battery cells and the accommodation case, and a fire-retardant assembly disposed in the insertion space, wherein the fire-retardant assembly includes a fire-retardant member including a fire-retardant material, and a pillar-shaped exterior material configured to accommodate the fire-retardant member therein and extending in a height direction of the accommodation case.