Abstract: A light emitting element includes: a light emitting stack pattern including a first semiconductor layer, an active layer, and a second semiconductor layer that are sequentially stacked along one direction; and an insulating film surrounding an outer surface of at least one of the first semiconductor layer, the active layer, and the second semiconductor layer. The insulating film including a zinc oxide (ZnO) thin film layer.

Abstract: Disclosed is a battery module, which includes: a battery cell assembly having at least one battery cell; a module case configured to accommodate the battery cell assembly; and at least one injection hole provided in a bottom portion of the module case to inject a thermally conductive adhesive into the module case.

Abstract: An electronic device includes a substrate with a conductive structure and a substrate encapsulant. The conductive structure has a lead with a lead via and a lead protrusion. The lead via can include via lateral sides defined by first concave portions and the lead protrusion can include protrusion lateral sides defined by second concave portions. The substrate encapsulant covers the first concave portions at a first side of the substrate but not the second concave portions so that the lead protrusion protrudes from the substrate encapsulant at a second side of the substrate. An electronic component can be adjacent to the first side of the substrate and electrically coupled to the conductive structure. A body encapsulant encapsulates portions of the electronic component and the substrate. The lead can further include a lead trace at the second side of the substrate.

Abstract: A manufacturing method of a semiconductor device may include: forming a stack comprising first material layers and second material layers that are alternately stacked; forming an opening in the stack; forming a first seed layer in the opening; forming a first buffer layer by surface-treating the first seed layer; and forming a blocking layer by oxidizing the first seed layer through the first buffer layer.

Abstract: In the case of a gas in which several gases are mixed, a type and concentration of the gas may be incorrectly measured when measured using only an optical band-pass filter. The invention of the present application is directed to providing a technology in which a plurality of broadband band-pass filters having overlapping regions are provided to calculate a magnitude of absorption for each wavelength band for light passing through each broadband band-pass filter, thereby identifying the presence of a gas of interest and the presence of a gas other than the gas of interest.

Abstract: An air purifier filter is proposed. The air purifier filter includes: a filter body having an inlet and an outlet therein such that air flows therethrough, and a receiving space having formed therein; a substrate provided in the receiving space of the filter body; and activated carbon attached to a surface of the substrate, wherein the substrate has a three-dimensional corrugated structure.

Abstract: Proposed is a regainer including a body part which is integrally formed of a shape memory material and supports teeth at opposite sides of tooth loss space, wherein the body part includes a first grip part which covers a portion of a perimeter of a tooth disposed at a first side relative to the tooth loss space, a second grip part which covers a portion of a perimeter of a tooth disposed at a second side relative to the tooth loss space, and a bridge which connects the first grip part with the second grip part and elastically supports the first grip part and the second grip part, wherein the bridge is formed in a form bent multiple times in the tooth loss space.

Abstract: Proposed is a removable retainer including a body part that is formed of a shape memory alloy material and has a front surface in close contact with the outer tooth surface of each tooth, and a fixing part coupled to the body part and fixing the body part, wherein the body part includes a curved protrusion part formed to protrude toward an interdental space to be inserted into the interdental space, and multiple support parts. A manufacturing method of the removable retainer includes a step of acquiring three-dimensional scanning data, a data processing step of generating first and second processing lines, a laser cutting step of laser cutting a flat plate-shaped base material to form a body-part forming part, a shape processing step of cutting the body-part forming part, and a fixing part coupling step of coupling the manufactured body part and the manufactured fixing part to each other.

Abstract: Proposed is an adhesive retainer including a body part which is formed of a shape memory alloy material and has a front surface in close contact with and attached to each tooth, wherein the body part includes a curved protrusion part which is formed to protrude toward an interdental space so as to be inserted into the interdental space, and multiple support parts having front surfaces which are in close contact with tooth surfaces of teeth outside the interdental space. A manufacturing method of the adhesive retainer includes a step of acquiring three-dimensional scanning data about a tooth arrangement, a data processing step of generating a first processing line and a second processing line, a laser cutting step of laser cutting a flat plate-shaped base material based on processing line data to form a body-part forming part, and a shape processing step of cutting the body-part forming part.

Abstract: Proposed are a spacer and a method of manufacturing the spacer. The spacer includes a body portion configured as a single structure and formed of a shape memory material, the body portion supporting teeth at both sides of a tooth loss space. Furthermore, the body portion includes a first grip portion surrounding a part around a tooth disposed at a first side with respect to the tooth loss space, a second grip portion surrounding a part around a tooth disposed at a second side with respect to the tooth loss space, and a bridge connecting the first grip portion and the second grip portion to each other. Furthermore, the first grip portion and the second grip portion have curved shapes open toward directions opposite to each other. Furthermore, the method includes a data obtaining process, a data processing process, and a laser cutting process.

Abstract: A negative transconductance device is disclosed. The negative transconductance device includes a first transistor having a P-type semiconductor channel, a second transistor having an N-type semiconductor channel, and a third transistor having an ambipolar semiconductor channel and positioned between the first and second transistors. A first drain electrode of the first transistor is electrically connected to a third source electrode of the third transistor, and a drain electrode of the third transistor is electrically connected to a second source electrode of the second transistor.

Abstract: Disclosed is a photodetector in which a plurality of conductive stripes spaced apart from each other are bonded onto a two-dimensional semiconductor thin-film, and a pitch between adjacent conductive stripes is controlled to selectively adjust a plasmonic resonance wavelength zone, such that the photodetector has a high absorbance and a wide detection zone at the same time. Further, a manufacturing method thereof is disclosed. The photodetector includes a semiconductor thin-film; and a plurality of conductive stripes bonded onto the semiconductor thin-film and extending in a parallel manner to each other and spaced apart from each other.

Abstract: An air purifier filter is proposed. The air purifier filter includes: a filter body having an inlet and an outlet therein such that air flows therethrough, and a receiving space having formed therein; a substrate provided in the receiving space of the filter body; and activated carbon attached to a surface of the substrate, wherein the substrate has a three-dimensional corrugated structure.

Abstract: A negative transconductance device is disclosed. The negative transconductance device includes a first transistor having a P-type semiconductor channel, a second transistor having an N-type semiconductor channel, and a third transistor having an ambipolar semiconductor channel and positioned between the first and second transistors. A first drain electrode of the first transistor is electrically connected to a third source electrode of the third transistor, and a drain electrode of the third transistor is electrically connected to a second source electrode of the second transistor.

Abstract: Disclosed is a photodetector in which a plurality of conductive stripes spaced apart from each other are bonded onto a two-dimensional semiconductor thin-film, and a pitch between adjacent conductive stripes is controlled to selectively adjust a plasmonic resonance wavelength zone, such that the photodetector has a high absorbance and a wide detection zone at the same time. Further, a manufacturing method thereof is disclosed. The photodetector includes a semiconductor thin-film; and a plurality of conductive stripes bonded onto the semiconductor thin-film and extending in a parallel manner to each other and spaced apart from each other.

Abstract: An apparatus and method for reducing the volume of a resource allocation information message in a broadband wireless communication system are provided. The method includes transmitting a message including information indicating a periodicity of an uplink control channel for an initial network entry; and receiving an uplink signal for the initial network entry through the uplink control channel.

Abstract: An apparatus and method for reducing the volume of a resource allocation information message in a broadband wireless communication system are provided. The method includes transmitting a message including information indicating a periodicity of an uplink control channel for an initial network entry; and receiving an uplink signal for the initial network entry through the uplink control channel.

Abstract: An apparatus and a method for a carrier aggregation (CA) operation using a Frequency Division Duplex (FDD) carrier and a Time Division Duplex (TDD) carrier in a wireless communication system are provided. The method includes receiving downlink signals via downlink FDD TDD CA using a first carrier operated in an FDD mode and a second carrier operated in a TDD mode and transmitting, via the first carrier, uplink signals corresponding to the downlink signals received via the first and second carriers.

Abstract: An apparatus and method for reducing the volume of a resource allocation information message in a broadband wireless communication system are provided. The method includes transmitting a message including information indicating a periodicity of an uplink control channel for an initial network entry; and receiving an uplink signal for the initial network entry through the uplink control channel.

Abstract: An apparatus for a terminal in a wireless communication system includes a receiver configured to receive frame configuration information used by a second carrier which is operated using a Time Division Duplex (TDD) scheme and receive downlink data through downlink TDD-Frequency Division Duplex (FDD) Carrier Aggregation (CA) using a first carrier and the second carrier operated using an FDD scheme and a transmitter configured to transmit uplink data via the first carrier. The downlink data received via the second carrier is received through a downlink subframe identified by the frame configuration information.