Abstract: The present invention relates to an olefin-based polymer satisfying conditions as follow: (1) a melt index (MI, 190° C., 2.16 kg load conditions) is from 0.1 g/10 min to 10.0 g/10 min, (2) a density (d) is from 0.860 g/cc to 0.880 g/cc, and (3) T(90)?T(50)?50 and T(95)?T(90)?10 are satisfied when measured by a differential scanning calorimetry precise measurement method (SSA). The olefin-based polymer according to the present invention is a low-density olefin-based polymer introducing a highly crystalline region and showing high mechanical rigidity.

Abstract: A display device includes: a base layer; a pixel circuit layer disposed on the base layer, wherein the pixel circuit layer includes a pixel circuit; a light emitting element layer disposed on the pixel circuit layer, wherein the light emitting element layer includes a light emitting element electrically connected to the pixel circuit; and a reflective structure layer disposed on the light emitting element layer, wherein the reflective structure layer includes: a first intermediate layer disposed on the light emitting element; a first reflective layer disposed on the first intermediate layer; a second intermediate layer disposed on the first reflective layer; and a second reflective layer disposed on the first reflective layer while being spaced apart from the first reflective layer, wherein the first reflective layer includes a first curved surface, and wherein the second reflective layer includes a second curved surface which faces the first curved surface.

Abstract: A method for transmitting voice data is provided. The method may include receiving voice data of a particular speaker from a voice data collection server; determining whether destination terminals are first-type terminals; and based on a determination that the destination terminals are the first-type terminals, transmitting the received voice data to the destination terminals through a channel corresponding to the particular speaker, from among a plurality of predefined channels for the destination terminals.

Abstract: A valve assembly for controlling charging and discharging of a fuel prevents a high pressure charging pressure from being applied to a solenoid valve during fuel charging. The valve assembly includes a transfer flow passage composed of: a charging/discharging flow passage; a charging flow passage branched from the charging/discharging flow passage and connected to a storage tank; and a discharging flow passage branched from the charging/discharging flow passage and connected to the storage tank. Further, the valve assembly includes a first check valve configured to prevent backflow of the fuel transferred along the charging flow passage; a solenoid valve configured to open or close the discharging flow passage to regulate flow of the fuel; a second check valve configured to prevent backflow of the fuel transferred along the discharging flow passage; and a metering valve configured to control a flow rate of the fuel transferred along the discharging flow passage.

Abstract: A read pattern obtained in a read operation for determining an optimal read voltage when an initial read operation fails is stored, and is used in a read operation to be subsequently performed for determining a new optimal read voltage.

Abstract: A multilayer electronic component includes a body including a dielectric layer including Ba and Ti and an internal electrode disposed alternately with the dielectric layer; and an external electrode disposed on the body, wherein the dielectric layer further includes Li and F, and wherein a content of Li included in the dielectric layer is 0.02 mole or more and 0.36 mole or less based on 100 moles of Ba included in the dielectric layer.

Abstract: Provided is a cold-rolled steel sheet including: by weight %, C: 0.10 to 0.16%, Si: 0.3 to 0.8%, Al: 0.01 to 0.5%, Mn: 2.0 to 3.0%, Cr: 0.001 to 0.5%, Mo: 0.001 to 0.5%, B: 0.0001 to 0.001%, Nb: 0.001 to 0.05%, Ti: 0.001 to 0.05%, P: 0.04% or less (excluding 0%), S: 0.01% or less (excluding 0%), N: 0.01% or less (excluding 0%), a remainder of Fe, and other unavoidable impurities, as a microstructure, by area %, ferrite: 10% or less (excluding 0%), retained austenite: more than 1% to 5% or less, martensite: 25% or more but less than 50%, and bainite: 35% or more but less than 70%. An average size of martensite-austenite (MA) in the bainite is 0.35 to 0.55 ?m.

Abstract: A display device includes: a substrate; and a transistor on the substrate. The transistor includes: a semiconductor layer; a gate electrode overlapping with the semiconductor layer; a first gate contact overlapping layer overlapping with a channel region, and in contact with the gate electrode, the channel region being a region where the gate electrode and the semiconductor layer are overlapped with each other; and a semiconductor contact overlapping layer overlapping with the channel region, and in contact with the semiconductor layer. The first gate contact overlapping layer and the semiconductor contact overlapping layer are spaced apart from each other by a gap within the channel region.

Abstract: Disclosed is a headrest having a speaker, the headrest including: a headrest frame having a rear surface to which a driving module is coupled so that the headrest frame is movable forwards, rearwards, or vertically in response to operation of the driving module, the headrest frame having a front surface formed with a mounting space recessed rearwards; a speaker, inserted into the mounting space in the headrest frame, provided with an output portion facing forwards and outputting sound, the speaker having a rear side closed by the headrest frame; a foam pad, mounted on the front surface of the headrest frame so as to cover the headrest frame and the speaker, having formed therein a first through hole outputting sound forwards at a position corresponding to the output portion; and a covering configured to cover the front surface of the foam pad and forming the front exterior of the headrest.

Abstract: The present invention relates to a kit for concentrating low-concentration air pollutants, and to a concentration kit for concentrating low-concentration air pollutants, and then desorbing same so as to detect the components and concentrations of the pollutants. The present invention comprises: a sensor positioned on a channel in which gas moves, so as to detect pollutants in the gas; and a concentration part, which comprises an adsorbent for adsorbing and desorbing the pollutants in the gas moving to the sensor, so as to transfer concentrated pollutants to the sensor.

Abstract: A static electricity visualization apparatus capable of visually identifying a measured level of static electricity is provided.

Abstract: The present embodiment relates to a lens driving device comprising: a housing; a bobbin disposed inside the housing; a magnet disposed in the housing; a first coil which is disposed in the bobbin, and is opposite to the magnet; a base disposed on the lower side of the housing; a substrate portion comprising a body portion, which is disposed on the upper surface of the base, and a terminal portion extending toward the lower side of the body portion; a terminal portion accommodating portion which is formed on a side surface of the base and accommodates at least a part of the terminal portion; and an adhesive accommodating groove which is formed in the terminal portion accommodating portion and accommodates at least a part of an adhesive contacting the terminal portion and the terminal portion accommodating portion.

Abstract: A nonvolatile memory device includes: a memory cell array including three or more planes; a first clock generator generating a first clock signal having a first period; a second clock generator generating a second clock signal having a second period that varies with the temperature; a plurality of clock switching controllers outputting one of the first and second clock signals as a reference clock signal; a control logic including a plurality of bitline shutoff generators, which output a plurality of bitline shutoff signals based on the reference clock signal; and a plurality of page buffers connecting bitlines of the planes and data latch nodes in accordance with the bitline shutoff signals.

Abstract: A sensor shifting module includes a fixed body; a movable body movably, disposed in the fixed body, comprising an image sensor having an imaging plane oriented in a first direction; a substrate configured to deform based on a movement of the movable body with respect to the fixed body; and a driver, configured to move the movable body in a direction orthogonal to the first direction, comprising a driving coil coupled to one of the fixed body and the movable body, and a driving yoke coupled to another of the fixed body and the movable body. The driving yoke is disposed to oppose the driving coil in the direction orthogonal to the first direction. When current is applied to the driving coil, the movable body is configured to move in the direction orthogonal to the first direction by electromagnetic interaction between the driving coil and the driving yoke.

Abstract: A power swivel device for a vehicle seat is configured to perform both swivel and monopost functions of the vehicle seat. The power swivel device includes a motor configured to swivel the seat and a reduction gear device configured to increase output torque of the motor, which are stacked in a vertical direction on a bottom of the seat. The power swivel device includes a lower housing; an upper housing stacked on and assembled to the lower housing; an eccentric shaft rotatably disposed relative to the lower housing and the upper housing; a motor driving unit mounted between the lower housing and the eccentric shaft; the reduction gear device installed between the upper housing and the eccentric shaft; and a swivel plate rotatably mounted on the reduction gear device and connected to a seat cushion frame.

Abstract: An anode for a lithium secondary battery includes an anode current collector, and an anode active material layer formed on at least one surface of the anode current collector. The anode active material layer includes a carbon-based active material, a first silicon-based active material including a carbon-silicon composite active material, and a second silicon-based active material including a silicon oxide (SiOx, 0<x<2). A content of the first silicon-based active material is in a range from 2 wt % to 40 wt % based on a total weight of the anode active material layer.

Abstract: A display device includes a substrate that includes a display area and a peripheral area, a transistor in the display area, a pixel electrode connected to the transistor, a common electrode that overlaps the pixel electrode, and an organic insulation layer that is between the common electrode and the substrate, and overlaps at least a part of the peripheral area, wherein a thickness of a portion of the organic insulation layer overlapping the display area, and a thickness of a portion of the organic insulation layer overlapping the peripheral area, are different from each other, and the organic insulation layer includes a valley that penetrates the organic insulation layer, while overlapping the peripheral area.

Abstract: A memory device includes first and second material layers alternately stacked; a vertical hole passing through the first and second material layers; first insulating patterns protruding from a side surface of the first material layers exposed through the vertical hole; a blocking layer formed along a surface of the second material layers exposed between the first insulating patterns, the blocking layer comprising a plurality of concave portions, each of which is between the first insulating patterns; and charge trap patterns formed in the concave portions, wherein portions of the blocking layer exposed between the charge trap patterns, wherein a tunnel insulating layer, a channel layer, and a core pillar, are formed in an area that is substantially surrounded by the charge trap patterns.

Abstract: A height adjustment device and a swivel device for a vehicle seat are configured to adjust seat height and swivel the vehicle seat. The height adjustment device includes a first reduction gear device disposed at a bottom of the vehicle seat and configured to increase output torque of a first motor and a lifting device engaged with the first reduction gear device and configured to move the seat upwards or downwards, and the swivel device includes a motor driving unit disposed at a bottom of the height adjustment device and a second reduction gear device configured to increase output torque of the motor driving unit, thereby making it possible not only to selectively perform seat height adjustment and swivel operation, but also to perform a monopost function of the seat in a state in which the height adjustment device and the swivel device are stacked in a vertical direction.

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?d1/DP1?1,??(1) where DP1 is the first period, and d1 is the first length.