Abstract: The present specification relates to a heterocyclic compound represented by Chemical Formula 1 and an organic light emitting device comprising the same.

Abstract: A seat adjustment apparatus for a vehicle includes a plurality of connection frames provided along two opposite sides of a seat frame and two opposite sides of a back frame and configured to move forward or rearward depending on a folding direction of the back frame, guide parts provided at middle points of the plurality of connection frames and configured to be moved upward or downward by forward or rearward movements of the connection frames, and a seat cushion pipe provided inside the two connection frames and configured such that front ends of the seat cushion pipe are connected to the guide parts, and a position of a rear end of the seat cushion pipe is adjusted upward or downward by upward or downward movements of the guide parts.

Abstract: A muscular strength assisting apparatus includes a muscular strength assisting portion that assists a user's muscular strength and a first connecting link including one side connected to one side of the muscular strength assisting portion and an opposite side rotatable relative to a shoulder of the user about a first rotation axis. The muscular strength assisting portion includes an upper arm module that assists muscular strength of an upper arm of the user and a link assembly including one side connected to one side of the upper arm module to be rotatable about a second rotation axis non-parallel to the first rotation axis and an opposite side disposed adjacent to a portion of a body of the user to be supported on the user.

Abstract: Disclosed is an organic light emitting device which includes a heterocyclic compound of Chemical Formula 1 in a light emitting device and a compound of Chemical Formula 2 in a hole transport layer.

Abstract: According to an aspect of the present disclosure, a coil component includes a body including a first surface and a second surface opposing each other in a first direction, and a third surface connecting the first surface to the second surface; a coil disposed in the body and including a lead-out portion led out to the first surface or the second surface; and an external electrode disposed on the body and connected to the lead-out portion and including a first metal layer and a second metal layer. The first metal layer includes a first side surface facing the body and a second side surface opposing the first side surface, and the second metal layer is disposed on each of the first side surface and the second side surface of the first metal layer.

Abstract: A coil electronic component is provided that includes a first coil including at least one turn of a first conductive wire, a second coil including at least one turn of a second conductive wire, an intermediate layer disposed between the first coil and the second coil and having a first permeability, and a magnetic body surrounding the first coil, the second coil, and the intermediate layer, and having a second permeability different from the first magnetic permeability. A cross-sectional shape of the first conductive wire and a cross-sectional shape of the second conductive wire are different.

Abstract: Disclosed herein are a method, an apparatus, and a storage medium for image encoding/decoding. An intra-prediction mode for the target block is derived, and intra-prediction for the target block that uses the derived intra-prediction mode is performed. The intra-prediction mode for the target block is derived using an artificial neural network, and an MPM list for the target block is derived using information about the target block, pieces of information about blocks adjacent to the target block, and the artificial neural network. The artificial neural network outputs one or more available intra-prediction modes. Further, the artificial neural network outputs match probabilities for one or more candidate intra-prediction modes, and each of the match probabilities for the candidate intra-prediction modes indicates a probability that the corresponding candidate intra-prediction mode matches the intra-prediction mode for the target block.

Abstract: A circuit board according to an embodiment includes a core layer including a first region and a second region, and antenna power supply wirings disposed on the core layer over the first region and the second region. The antenna power supply wirings may include a first portion extending in a first direction in the first region, a second portion extending in a second direction in the first region, and a third portion extending in the first direction in the second region, and an interval between the neighboring second portions of the antenna power supply wirings is 3 times or less of an interval between the neighboring third portions of the antenna power supply wirings.

Abstract: A coil electronic component may include a magnetic body that has a first surface and a second surface facing each other, a first coil embedded in the magnetic body and wound around a first core, a second coil embedded in the magnetic body and wound around a second core that is spaced apart from the first core, a first external electrode and a second external electrode disposed on the second surface of the magnetic body and connected to the first coil, and a third external electrode and a fourth external electrode disposed on the second surface of the magnetic body and connected to the second coil, and a first distance from the first coil and the second coil to the first surface is larger than a second distance from the first coil and the second coil to the second surface.

Abstract: Provided is a surgical instrument for electrocautery, and in particular, a surgical instrument for electrocautery installed on a robot arm or manually operable in order to be used in laparoscopic surgery or other various surgeries.

Abstract: The present disclosure relates to techniques for diagnosing a relay in a vehicle on-board charger (OBC), and an apparatus for diagnosing a relay in a vehicle OBC according to an exemplary embodiment may include first to third voltage sensors configured to measure phase-specific voltages for AC inputs to the relay circuit unit, fourth and fifth voltage sensors configured to measure line voltages for AC outputs from the relay circuit unit, and a diagnosis module configured to diagnose the relay circuit unit, based on the phase-specific voltages measured by the first to third voltage sensors and based on the line voltages measured by the fourth and fifth voltage sensors.

Abstract: A display device includes a light emitting element layer on a substrate, a light control layer on the light emitting element layer, the light control layer including a light-transmitting film and a light-shielding film, and a first alignment mark between the substrate and the light control layer, the light-transmitting film and the light-shielding film alternate with each other, the light control layer includes a light-shielding film removal area in which the light-shielding film is not disposed, and the light-shielding film removal area overlaps the first alignment mark.

Abstract: present disclosure A method for preparing a positive electrode active material capable of implementing a battery excellent in both initial capacity and lifespan properties includes (A) mixing a positive electrode active material precursor containing 80 mol % or greater of nickel (Ni) in all metals with a lithium-containing raw material, and then performing primary firing on the mixture to prepare a primary fired product, and (B) mixing the primary fired product and a nickel compound, and then performing secondary firing on the mixture to prepare a lithium transition metal oxide. The nickel compound is added such that the mol % of nickel contained in the nickel compound is greater than 0.01 mol % to less than 0.15 mol % based on the total number of moles of the metals contained in the positive electrode active material precursor.

Abstract: A grounding resistance and ground rod corrosion reducer that is capable of making use of montmorillonite, smectite, and vermiculite to apply antacid effect to acidified grounding environments, thereby decreasing a corrosion rate of a ground rod and providing an excellent grounding resistance reduction rate. The grounding resistance and ground rod corrosion reducer contains 50 to 75% by weight of a grounding resistance soil mixture made up of the montmorillonite, the smectite, and the vermiculite, 20 to 40% by weight of magnesium hydroxide, and 5 to 15% by weight of graphite, based on the total weight thereof.

Abstract: The present invention relates to a range finder which measures a distance to a target after properly setting a zoom magnification of a camera to aim at the target in a captured preview image on the basis of a distance calculated using the GPS method of a combination of a global positioning system (GPS) method and a laser method.

Abstract: The present invention relates to a method for preparing a fuel cell catalyst electrode, which includes dispersing and mixing a first catalyst, a binder, and a first solvent to prepare a first catalyst slurry, heat-treating and pulverizing the first catalyst slurry to prepare a first catalyst powder, dispersing and mixing a second catalyst, a binder, and a second solvent to prepare a second catalyst slurry, heat-treating and pulverizing the second catalyst slurry to prepare a second catalyst powder, dispersing the first catalyst powder and the second catalyst powder in a third solvent to prepare a third catalyst slurry, and applying or transferring the third catalyst slurry onto a substrate to prepare an electrode having a catalyst layer formed therein.

Abstract: A semiconductor product in the form of a stack chip package and a method of manufacturing the same, where a plurality of semiconductor chips are stacked one on another so as to enable the exchange of electrical signals between the semiconductor chips, and where a conductive layer is included for inputting and outputting signals to and from individual chips. A stack chip package having a compact size may, for example, be manufactured by stacking, on a first semiconductor chip, a second semiconductor chip having a smaller surface area by means of interconnection structures so as to enable the exchange of electrical signals between the first and second semiconductor chips, and by using a conductive layer for inputting and outputting signals to and from individual semiconductor chips, in lieu of a thick substrate. Furthermore, heat dissipation effects can be enhanced by the addition of a heat dissipation unit.

Abstract: A steel sheet coating method is performed by an apparatus that includes a cleaner configured to apply cleaning liquid to clean a surface of a steel sheet, a polisher that applies polishing liquid to the cleaned surface and includes at least one polishing wheel configured to polish the surface of the steel sheet, a coater that includes a plurality of coating rollers configured to coat the polished surface of the steel sheet with coating liquid, and a curing furnace including curing chambers that are configured to heat the steel sheet coated with the coating liquid, that have different heating temperatures, and that are configured to cure the coating liquid on the steel sheet based on heating the steel sheet in one chamber having a first temperature and then heating the steel sheet in another chamber having a second temperature greater than the first temperature.

Abstract: A solid oxide cell stack includes a plurality of interconnects, a first solid oxide cell disposed between the plurality of interconnects and including a first fuel electrode, a first electrolyte, and a first air electrode, and a second solid oxide cell disposed to be adjacent to the first solid oxide cell in a lateral direction between the plurality of interconnects and including a second fuel electrode, a second electrolyte, and a second air electrode, wherein an operating temperature of the first solid oxide cell is higher than an operating temperature of the second solid oxide cell.