Abstract: An embodiment of the present disclosure relates to a method for optimizing beam-pointing in a wireless optical communication system may comprise receiving, from an optical reception device by an optical transmission device, information related to power of a light, which is transmitted from a specific transmission terminal among one or more transmission terminals of the optical transmission device and is received by one or more reception terminals of the optical reception device on the basis of coordinate values associated with the one or more reception terminals; determining, by the optical transmission device, coordinate values which maximize a signal-to-noise ratio on the basis of the determined power of the received light; and transmitting a beam from the specific transmission terminal toward the optical reception device by the optical transmission device on the basis of the determined coordinate values.

Abstract: Provided is a substrate processing apparatus, more particularly, a substrate processing apparatus capable of suppressing an generation of process by-products in a substrate processing process. A substrate processing apparatus includes a chamber part configured to provide an inner space in which a substrate is processed, a gas supply part configured to supply a process gas to the inner space, a substrate support configured to support the substrate, a heating liner provided inside the chamber part to at least partially surround the inner space, and a heating part configured to heat the heating liner.

Abstract: Embodiments of the present disclosure provide a display panel including: an overcoat layer disposed on a light emitting element layer and having a first refractive index; and a cover window disposed on the overcoat layer and having a second refractive index greater than the first refractive index, wherein at least one of the overcoat layer and the cover window includes a plurality of inclined surfaces, and inclination angles of the plurality of inclined surfaces in a central area are different from those in an edge area. The display panel, the manufacturing method thereof, and the head-mounted display device including the same according to the embodiments of the present disclosure May control the angle of emitted light.

Abstract: A light emitting module including a substrate, a first light emitter and a second light emitter disposed on the substrate and spaced apart from each other, an isolation layer disposed between the first and second light emitters, and a light diffusion layer and a wavelength converter disposed on the first and second light emitters, in which the first and second light emitters include first and second light emitting regions spaced apart from each other, respectively, the wavelength converter includes a first wavelength conversion layer covering the second light emitting region, and a second wavelength conversion layer covering the first light emitting region, the light diffusion layer covers an upper surface of the first and second wavelength conversion layers, and a region between the first and second wavelength conversion layers has an area vertically overlapped with the isolation layer.

Abstract: An attachable/detachable toecap coupled to the front of the work shoes is disclosed. The attachable/detachable toecap coupled to the front of the work shoe comprises a top plate formed to cover toes and a portion of top of a foot; a side plate formed to extend downwards from the side of the top plate and to surround the top plate; a bottom plate formed to be under the side plate and to cover the bottom of the front of the work shoe; and an anti-separation means for preventing separation of the toecap from the work shoes, wherein the anti-separation means further comprises coupling blocks protruding from the bottom of the work shoe and coupling grooves formed to have vertical perforations at the position corresponding to the coupling blocks, so that the coupling blocks are snap-fitted to prevent the separation of the toecap from the work shoe.

Abstract: A polyolefin thermoplastic elastomer composition for an airbag chute, includes a polypropylene, an olefin block copolymer, and a dendrimer as a material applied to a raw material of a passenger airbag chute. An olefin elastomer composite resin composition for an airbag chute includes 30-80 parts by weight of a polypropylene resin, 30-70 parts by weight of an olefin block copolymer, and 0.1-5 parts by weight of a dendrimer based on 100 parts by weight of the olefin elastomer composite resin composition. The olefin elastomer composite resin composition for an airbag chute, improves the dispersion of the elastomer by applying a high-flow elastomer and a low-flow polypropylene, and improves flowability and meltability characteristics without deteriorating physical properties by applying the dendrimer.

Abstract: Provided is an electrode protection member comprising a lower structure including a carbon-based tubular body whose surface is functionalized with a hydroxy group; and a composite resin part including a thermoset resin and an ultraviolet curing resin disposed on the lower structure, a manufacturing method of the electrode protection membrane, and an all-solid-state battery including the electrode protection member.

Abstract: A silicon-carbon composite of the present invention comprises a lithium silicon composite oxide and carbon, wherein the lithium silicon composite oxide includes silicon particles, silicon oxide, magnesium silicate, and a lithium silicon compound. By comprising two or more carbon layers including a first carbon layer and a second carbon layer, the silicon-carbon composite can improve the performance of a secondary battery, such as slurry stability and initial charge/discharge characteristics, when used as a negative electrode active material of the secondary battery. In addition, the first carbon layer and the second carbon layer of the silicon-carbon composite satisfy specific thickness ranges, and thus, the silicon-carbon composite can further improve the performance of a secondary battery, such as capacity, cycle characteristics, and initial charge/discharge characteristics, when used as a negative electrode active material of the secondary battery.

Abstract: The present exemplary embodiment relates to a negative active material precursor and its manufacturing method. According to an exemplary embodiment, it is disclosed a negative active material precursor, comprising: a stacked portion disposed at a center of the negative active material precursor and where graphite particles are stacked; and at least one of void portion disposed between the center and a surface portion of the negative active material precursor, wherein, an average particle diameter D50 is 10 to 18 ?m, and the below equation 1 is satisfied. ( D ? 90 - D ? 10 ) / D ? 50 ? 1. ? Equation ? 1 ? (In equation 1, D10, D50, and D90 mean particle diameters corresponding to 10, 50, and 90% volume accumulation from a small size, respectively.

Abstract: The present embodiment relates to an anode active material precursor, an anode active material, and a method for manufacturing same. An anode active material precursor according to an embodiment comprises: a carbon-based material comprising a metal compound; and a petroleum-based pitch, wherein the petroleum-based pitch comprises, on the basis of 10 parts by weight of the carbon-based material, 3 to 10 parts by weight, the softening point of the petroleum-based pitch may be 220-280° C., and the content of the metal compound may be greater than or equal to 10 ppm.

Abstract: Improved and accurate electromagnetic field (EMF) measurements of cellular network components such as a base station are performed by establishing a maximum network throughput connection with the desired base station, measuring a synchronization signal between the base station and a user equipment, and determining downlink location (e.g., from System Information Block 1 “SIB1”). Next, a resource block for a basic frame may be configured using timing information of the measured synchronization signal and a bandwidth part (BWP) to be measured in the configured resource block may be selected. The BWP may be selected based on the downlink location in some examples. Alternatively, a BWP corresponding to the maximum traffic may be selected. The EMF measurement may be performed for the configured resource block (selected BWP).

Abstract: A semiconductor device includes a substrate; a first transistor on the substrate; a first contact on a source/drain pattern of the first transistor; a second transistor on the substrate; a second contact on a gate electrode of the second transistor; a first connecting structure that includes at least one first wiring and at least one first via that are alternately stacked on the first contact; a second connecting structure that includes at least one second wiring and at least one second via that are alternately stacked on the second contact; a first connecting via on the first connecting structure; a second connecting via on the second connecting structure; and a connecting wiring on the first connecting via and the second connecting via.

Abstract: An aspect of the present disclosure discloses a method for diagnosing the performance of a 5G-based network by a network performance diagnosis device connected to a switching device connected to the 5G-based network. The method comprises the steps of: obtaining at least one mirrored packet for at least one packet transceived from/to a user terminal connected to at least one base station on the basis of mirroring from the switching device; calculating performance-related indicators representing the performance of a network associated with the user terminal and the at least one base station on the basis of at least part of information included in the at least one mirrored packet; and determining whether the 5G-based network operates normally, on the basis of the performance-related indicators.

Abstract: The present embodiment relates to a technology for facilitating an increase of the number of LEDs to be driven by communication of a clock signal between chips forming a daisy chain when driving LEDs. The communication of a clock signal as well as data between chips allows improve the synchronization between the clock signal and data.

Abstract: A positive electrode for a lithium secondary battery includes a collector; and a positive electrode active material layer disposed on at least one surface of the collector, wherein the ratio of a peak intensity of a (003) plane to a peak intensity of a (101) plane of the positive electrode measured by X-ray diffraction analysis is 8 or more.

Abstract: The invention relates to a method of preventing or treating pathogenic bacterial infectious diseases by providing a pharmaceutical composition comprising a LysSAP26 protein, wherein the LysSAP26 protein is a recombinant protein composed of an amino acid sequence derived from the bacteriophage genome and has the amino acid sequence set forth in SEQ ID NO: 1 as an active ingredient, and administering the pharmaceutical composition to a subject.

Abstract: An LED driving circuit adjusts a PWM driving frequency in light emitting diode driving, and changes a PWM frequency of an LED driving circuit in response to a frequency of a PWM clock signal delivered externally or internally.

Abstract: Provided is a method and an apparatus for targeting an object in a game. The method of targeting an object in a game includes: setting a center point of a first targeting area based on a first input from a user; displaying the first targeting area surrounded by a closed curve around the center point on a screen of a user terminal; displaying a list including at least one object located in the first targeting area on the screen; and moving the first targeting area based on a second input by the user received after the first input.

Abstract: Provided is a lung region segmentation method and apparatus. The lung region segmentation apparatus extracts a lung region from a two-dimensional (2D) medical image upon input of the 2D medical image, adjusts a size of a mask resembling the lung region, and extracts a peripheral region by removing a region corresponding to the mask from the lung region. The lung region segmentation apparatus further performs a process of extracting a vascular region from the peripheral region.

Abstract: The present disclosure relates to a display device, and more particularly, to a display device capable of improving color gamut and minimizing a thickness of a filling layer, and an optical device including the same. The display device includes a substrate; a transistor disposed on the substrate; a pixel electrode connected to the transistor; a light emitting layer disposed on the pixel electrode; a common electrode disposed on the light emitting layer; a color filter disposed on the common electrode; a lens disposed on the color filer; and a filling layer disposed on the lens, wherein the color filter and the lens are in direct contact with each other.