Abstract: A light emitting package including a first LED sub-unit, a second LED sub-unit disposed on the first LED sub-unit, a third LED sub-unit disposed on the second LED sub-unit, a plurality of connection electrodes electrically connected to at least one of the first, second, and third LED sub-units, the connection electrodes having side surfaces and covering a side surface of at least one of the first, second, and third LED sub-units, a first passivation layer surrounding at least the side surfaces of the connection electrodes, an insulating layer having first and second opposed surfaces, with the first surface facing the LED sub-units, and a first electrode disposed on the first surface of the insulating layer and connected to at least one of the connection electrodes.

Abstract: An embodiment fuel cell including a high temperature polymer electrolyte membrane includes an electrolyte membrane including a phosphoric acid-doped polymer of intrinsic microporosity, a cathode disposed on a first surface of the electrolyte membrane, and an anode disposed on a second surface of the electrolyte membrane, the second surface opposite the first surface.

Abstract: A display device includes a display panel in which a first non-folding area, a folding area, and a second non-folding area may be sequentially defined in a first direction, and a lower plate which is coupled to a lower portion of the display panel, the lower plate including a plurality of patterns overlapping the folding area, wherein a minimum width of the display panel in the first direction is smaller than a minimum width of the lower plate in the first direction.

Abstract: The present disclosure includes a frame side member forming a chassis frame and disposed on both sides of a vehicle in a forward-backward direction, a battery disposed to overlap inwardly from the frame side member in a horizontal direction, and a battery case surrounding the battery and coupled to the frame side member, wherein a cross section of the frame side member forms a plurality of closed spaces.

Abstract: A circuit board module includes a first substrate, a second substrate provided above the first substrate and including a first inlet, a first interposer provided between the first substrate and the second substrate, the first interposer connecting the first substrate and the second substrate and providing a first space between the first substrate and the second substrate, a sealing member covering the first inlet, and a filler provided between the first substrate and the second substrate, where the sealing member includes an insertion area configured to receive a nozzle that injects the filler to be inserted into the first inlet and at least one of the first substrate, the second substrate and the first interposer includes a first opening configured to introduce air into the first space and a second opening configured to exhaust air from the first space.

Abstract: An emissive display device includes a display area which includes a plurality of pixels, and a driver disposed at a side of the display area, where the driver includes at least two emission signal stages disposed in one row, and an input signal line connected to the emission signal stages, and the at least two emission signal stages are connected to the same input signal line.

Abstract: There is provided a deep learning-based overlay key centering system and a method thereof that may precisely measure and examine an alignment state of fine patterns of a semiconductor substrate. The method includes collecting an input data set from at least one device, the input data set comprising measurement image data of an overlay key and label data including information on a position and bounding box size of the overlay; and training the model by inputting the input data set to a model for deep learning. The step of training the model may include a step of calculating a loss function by comparing result data predicted by the model with the label data; and a step of optimizing an algorithm of the model by modifying a weight of the model so that a loss value calculated with the loss function may become smaller than a reference value.

Abstract: A super junction semiconductor device includes a substrate of a first conductive type, the substrate including an active region, a peripheral region surrounding the active region and a transition region interposed between the active region and the peripheral region, an epitaxial layer disposed on the substrate, the epitaxial layer having a the first conductive type, a plurality of pillars extending in a vertical direction and arranged within the epitaxial layer, gate structures disposed on the epitaxial layer in both the active region and the transition region, and the each of the gate structures extending across the epitaxial layer and the pillars in a horizontal direction, and a reverse recovery layer of a second conductive type, the reverse recovery layer having a vertical formation heights different as between on the pillars and on the epitaxial layer, the reverse recovery layer configured to dissipate a reverse recovery current in the transition layer.

Abstract: Disclosed are a method of and an apparatus for 3D visualization of the root canal curvature of a tooth. The method includes (a) displaying a CT image of one or more teeth on the basis of CT image data, (b) three-dimensionally rendering at least a portion of the root canal of a target tooth when a dental practitioner selects the target tooth from the CT image, and (c) visualizing a curvature in a region of the root canal that is three-dimensionally rendered using a visual factor.

Abstract: A data driver can include a white data voltage output circuit having an Ath channel for outputting a first white data voltage and a Bth channel for outputting a second white data voltage different from the first white data voltage. The data driver can further include red, green, and blue data voltage output circuits configured to output a red data voltage, a green data voltage, and a blue data voltage, respectively. One of the Ath channel and the Bth channel can operate in a first driving condition, and the Ath channel and the Bth channel can operate together in a second driving condition.

Abstract: The present disclosure provides a reactor cleaning apparatus including: a fixing part having a partial region inserted into a hole formed in an upper portion of a reactor to be coupled to the reactor and fixing a pipe; the pipe inserted into a hole formed in the fixing part, protruding downward from the fixing part, and having a length adjustable in a vertical direction; a spray nozzle provided at a lower end of the pipe; and a screener provided on a lower side surface of the pipe, and a reactor cleaning method using the same.

Abstract: Provided is a display device. The display device comprises a first substrate, wherein a first contact hole is defined in the first substrate, a barrier layer on the first substrate, wherein a second contact hole is defined in the barrier layer and connected to the first contact hole, a first connection line on the barrier layer and inserted into the second contact hole, a second substrate covering the first connection line and the barrier layer, and a thin-film transistor layer on the second substrate and including at least one thin-film transistor. The thin-film transistor layer further includes a second connection line connected between the first connection line and the at least one thin-film transistor.

Abstract: A particle with a yolk-shell structure including a shell including carbon; and a care including silicon (Si) provided inside the shell, wherein at least a part of the shell is spaced apart from the core, and the particle with the yolk-shell structure has a micropore volume of 0.15 cm3/g or less, and a method for preparing the same.

Abstract: The present disclosure relates to a high-strength hot-dip galvanized steel sheet having excellent surface quality and electrical resistance spot weldability, and a method for manufacturing the same. A galvanized steel sheet according to an aspect of the present disclosure is a galvanized steel sheet including a base steel sheet and a zinc-based plating layer formed on a surface of the base steel sheet, wherein a ratio (a/b) of a hardness of a surface layer portion (a) to a hardness of an internal portion (b) of the base steel sheet may be less than 0.95.

Abstract: A method for providing a V2X service in a next generation wireless access technology (New RAT) comprises: receiving sidelink control information transmitted from other terminal through a sidelink control channel; and receiving sidelink data information transmitted by the other terminal on a sidelink data channel configured in the same slot based on the sidelink control information, wherein the sidelink control information and the sidelink data information are received in N same symbols among 14 symbols constituting the same slot, and the sidelink data information is received in all of the 14 symbols.

Abstract: A pixel includes a first electrode and a second electrode facing each other, an insulating layer on the first and second electrodes, a plurality of light-emitting elements located on the insulating layer between the first electrode and the second electrode, a first contact electrode electrically connected to the first electrode, and a second contact electrode electrically connected to the second electrode. Here, a first gap having a constant width in a first direction and a second gap having a width in the first direction that gradually changes along a second direction are located between the first electrode and the second electrode or between the first contact electrode and the second contact electrode.

Abstract: A core shell quantum dot including a core including a first semiconductor nanocrystal and including zinc, tellurium, and selenium and a semiconductor nanocrystal shell disposed on the core and including a zinc chalcogenide, a method of manufacture thereof, and a device including the same are disclosed, wherein the core shell quantum dot does not include cadmium, lead, mercury, or a combination thereof, wherein in an X-ray photoelectron spectrum of the quantum dot, a peak area for Te oxide to a peak area for Te3d5/2 as an area percentage is less than or equal to about 25%.

Abstract: A negative electrode including: a current collector; a first negative electrode active material layer positioned on at least one surface of the current collector for a negative electrode and containing a first carbonaceous active material; and a second negative electrode active material layer positioned on a surface of the first negative electrode active material layer and containing a silicon-based active material and carbon nanotubes. A lithium secondary battery including the negative electrode is also disclosed.

Abstract: Disclosed herein are a lens holder, an optical module including the lens holder, and a glasses-type augmented reality provision device. According to an embodiment of the present invention, there is provided a lens holder including: frames configured to be coupled to a lens and fix the lens; and a display unit holder fixing part configured to be connected to the frames and accommodate a display unit holder.

Abstract: Disclosed are a substrate processing apparatus that allow a chemical liquid to penetrate deeply into a gap between patterns of a substrate. The substrate processing apparatus includes a housing having a processing space defined therein in which a substrate is processed; a substrate support installed in the processing space so as to be rotatable about a rotation axis and configured to support the substrate; a chemical liquid supply disposed on top of the substrate support and configured to spray a chemical liquid toward an upper surface of the substrate supported on the substrate support; and a controller configured to repeatedly apply a first rotation control signal and a second rotation control signal indicating different rotation speeds to the substrate support so as to generate an inertial behavior of the chemical liquid coated on the substrate.