Abstract: An air vent may comprise an air outlet that is open on one side and discharges air, a first wing that is disposed on the open side of the air outlet and guides air upward or downward by rotating up and down, a second wing that is disposed at a rear side of the first wing and guides air to the left or right by rotating left or right, and a knob that is movable forward and backward and interlocks with the first wing or the second wing depending on disposition thereof, and the knob may be disposed outside the air outlet.

Abstract: A thermoplastic resin composition includes 100 parts by weight of a base resin including 3 to 22% by weight of an alkyl acrylate-aromatic vinyl compound-vinyl cyanide compound graft copolymer (A-1) containing alkyl acrylate rubber having an average particle diameter of 50 to 200 nm, 20 to 40% by weight of an alkyl acrylate-aromatic vinyl compound-vinyl cyanide compound graft copolymer (A-2) containing alkyl acrylate rubber having an average particle diameter of greater than 200 nm and 600 nm or less, and 50 to 72% by weight of an aromatic vinyl compound-vinyl cyanide compound copolymer (B); and 0.6 to 1.9 parts by weight of a lubricant (C), wherein, based on 100% by weight in total of the thermoplastic resin composition, a total content of rubber as measured by FT-IR is 15 to 21% by weight.

Abstract: A display panel includes a base substrate, a first transistor disposed on the base substrate and including a first semiconductor pattern layer and a first gate electrode, and a light emitting element disposed on the first transistor and electrically connected to the first transistor. The first semiconductor pattern layer may include a first active pattern layer disposed on the base substrate, a first drain contacting the first active pattern layer, and a first source contacting the first active pattern layer and spaced apart from the first drain. A first spaced region between the first drain and the first source may be defined as a first channel region of the first active pattern layer, and the first gate electrode may overlap the first channel region.

Abstract: The present invention relates to a method and kit for isolating an extracellular vesicle (EV) from a biological sample using fractional precipitation. According to the method and kit, rapid isolation is possible, and an EV can be effectively isolated from various types of biological samples regardless of the sample sources. Unlike a method for isolating an EV on the basis of an existing precipitation method, the present invention can easily remove a salt by washing, and, thus, has the benefit of being able to isolate a highly pure EV with a high yield rate and can be applied to both small-scale EV isolation in research and diagnostic fields and large-scale EV isolation for industrial applications.

Abstract: The present invention relates to a nano-vesicle reactor and a method for producing the same. Specifically, the present invention provides a composition for producing a nano-vesicle reactor, characterized by comprising a first vesicle containing a first receptor on its surface and a second vesicle containing a second receptor on its surface, wherein the first receptor and the second receptor are bound with each other through a ligand system so that the first vesicle and the second vesicle are fused to form the nano-vesicle reactor; and a method for producing the above nano-vesicle reactor. The nano-vesicle reactor of the present invention can be utilized in production of energy inside a cell through cellular enzymatic reaction, a drug delivered system, and a diagnostic system.

Abstract: Disclosed is an image sensor. Each of a plurality of pixels includes a photo diode, a transfer transistor connected between the photo diode and a floating diffusion node, a reset transistor connected between the floating diffusion node and a first power node to which a first power supply voltage is applied, a first source follower transistor including a gate connected to the floating diffusion node, a first terminal connected to a second power node to which a second power supply voltage is applied, and a second terminal connected to a first node, a precharge transistor connected between the first node and a floating node, a first precharge select transistor connected between the floating node and a ground node, a second precharge select transistor connected between the first node and a second node, and a first capacitor connected between a gate of the precharge transistor and the floating node.

Abstract: A display device includes: a substrate; a first conductive layer on the substrate and including a lower conductive pattern and a capacitor conductive pattern spaced apart from the lower conductive pattern in a plan view; an active layer on the first conductive layer, partially overlapping the lower conductive pattern and the capacitor conductive pattern in the plan view, and including a driving active pattern defining a storage capacitor together with the capacitor conductive pattern; a second conductive layer on the active layer, partially overlapping the lower conductive pattern and the driving active pattern in the plan view, and including a control pattern defining a driving transistor together with the driving active pattern; and a third conductive layer on the second conductive layer and including an anode electrode partially overlapping the lower conductive pattern in the plan view.

Abstract: A display device includes a substrate, a first conductive layer on the substrate, the first conductive layer including a data signal line, a first insulating layer on the first conductive layer, a semiconductor layer on the first insulating layer, the semiconductor layer including a first semiconductor pattern, a second insulating layer on the semiconductor layer, and a second conductive layer on the second insulating layer, the second conductive layer including a gate electrode disposed to overlap the first semiconductor pattern, a transistor first electrode disposed to overlap a part of the first semiconductor pattern, wherein the transistor first electrode is electrically connected to the data signal line through a contact hole that penetrates the first and second insulating layers, and a transistor second electrode disposed to overlap another part of the first semiconductor pattern.

Abstract: A display device includes a base substrate, a circuit layer including a transistor including a gate electrode, an auxiliary conductive layer, a first insulating layer disposed on the transistor and the auxiliary conductive layer, and a second insulating layer disposed on the first insulating layer, and a display element layer including a pixel defining layer disposed on the circuit layer and a light-emitting element including a first electrode, a functional layer, and a second electrode, which are sequentially stacked.

Abstract: A particle filtration device according to an embodiment of the present invention as a particle filtration device of a lab-on-disk of a rotation type includes: a filtration film that separates particles by filtering a sample; a main chamber connected to the inlet surface of the filtration film and supplying the sample to the inlet surface of the filtration film; an outlet chamber that is connected to the outlet surface of the filtration film and accommodates the filtration fluid from which particles are separated while passing through the filtration film; and a waste fluid chamber connected to the outlet chamber and storing the filtration fluid, wherein the particle filtration device includes a first flow path that connects between the outlet chamber and the waste fluid chamber, and a second flow path that connects between the outlet chamber and the waste fluid chamber but is positioned farther from the center of the lab-on-disk than the first flow path.

Abstract: Disclosed is an operating method of an electronic device which includes a processor executing a semiconductor layout simulation module based on machine learning. The operating method includes receiving, at the semiconductor layout simulation module executed by the processor, a layout image, inferring a wafer image based on the layout image and a fabrication device information image of a semiconductor fabrication device fabricating a semiconductor integrated circuit based on a final layout image, adjusting the layout image when the wafer image is not acceptable, and confirming the layout image as the final layout image when the wafer image is acceptable.

Abstract: A semiconductor memory device includes a substrate including cell and peripheral regions, a cell gate electrode disposed at the cell region, a bit line structure disposed at the cell region and including a cell conductive line and a cell line capping film disposed thereon, fin-type patterns disposed at the peripheral region, a peripheral gate electrode crossing the fin-type patterns, a peripheral gate separation pattern disposed on a sidewall of the peripheral gate electrode and having an upper surface higher than an upper surface of the peripheral gate electrode, and a peripheral interlayer insulating film covering the peripheral gate electrode, the peripheral gate separation pattern and a portion of a sidewall of the peripheral gate separation pattern. An upper surface of the peripheral interlayer insulating film and an uppermost surface of the cell line capping film are positioned at the same height relative to the substrate.

Abstract: Provided is a method and apparatus for providing a subscription notification service. A method of providing a subscription notification service includes extracting data on a subscription notification of which a date is approaching, requesting a transmission of a notification message corresponding to the subscription notification data, generating a to-buy list including order information of at least one first product, and providing the generated to-buy list to a terminal of a user transmitting a purchase request.

Abstract: The present invention may provide a microfluidic device including a rotatable body; a first chamber positioned in a direction of an inner wall of the body; a second chamber positioned in a direction of an outer wall of the body from the first chamber; and a backflow prevention unit, and wherein a fluid is transferred from the first chamber to the second chamber, and wherein the backflow prevention unit prevents a backflow of the fluid from the second chamber to the first chamber.

Abstract: Provided are a method and a composition for preventing or treating atopic dermatitis through administration of monoclonal stem cells and a method for screening atopic dermatitis patients suitable for administration of monoclonal stem cells and predicting prognosis of patients. According to the method for the subfractionation culture and proliferation of stem cells of the disclosure, large quantities of desired monoclonal mesenchymal stem cells can be obtained in a short period of time through rapid proliferation of monoclonal mesenchymal stem cells. In addition, the monoclonal mesenchymal stem cells thus obtained can be administered to atopic dermatitis patients according to a prescribed administration cycle, guidelines, and dose to effectively ameliorate atopy symptoms in the patients.

Abstract: Provided is a microfluidic device to more easily and effectively operate a valve by improving the structure of valves for controlling a fluid flow more simply and efficiently, which comprises a platform having at least one chamber, at least one flow channel connected to the chambers and transfer fluid, and a valve which opens or closes the flow channel, wherein the valve comprises a body installed in the platform, a blocking plate installed in the body and positioned to face the flow channel to selectively blocks the flow channel, a pressing rod installed to be movable at the inside of the body to press the blocking plate, and a fixing unit installed at the body and fix the pressing rod at a blocking plate pressing position.

Abstract: The present disclosure relates to a subfractionation culturing method of a stem cell and proliferation method of a monoclonal stem cell obtained using the same. According to the subfractionation culturing method of stem cells and the proliferation thereof of the exemplary embodiments of the present disclosure, it is advantage that monoclonal stem cells may be quickly obtained without contamination, and desired monoclonal stem cells may be largely obtained in a short time through the rapid proliferation, thereby being used for the preparation of stem cell-therapeutic agents.

Abstract: A smart speaker for providing a sound service based on an artificial intelligence platform, while being communicatively connected to an external server is disclosed. The smart speaker includes a first transceiver for connection to a wireless local area network (WLAN), a second transceiver for connection to a mobile communication network, and a processor configured to control communication connection to the external server through the first transceiver in indoor mode, and control communication with the external server through the second transceiver in outdoor mode.

Abstract: A smart speaker for providing a sound service based on an artificial intelligence platform, while being communicatively connected to an external server is disclosed. The smart speaker includes a first transceiver for connection to a wireless local area network (WLAN), a second transceiver for connection to a mobile communication network, and a processor configured to control communication connection to the external server through the first transceiver in indoor mode, and control communication with the external server through the second transceiver in outdoor mode.

Abstract: The present invention relates to a centrifugal force-based nanoparticle separation apparatus and method. Specifically, the present invention is based on having a low centrifugal force and a small size, and may thus separate nanovesicles unrelated to antibody specificity in a short time and without using an ultracentrifuge. Further, the present invention requires no additional professional personnel and enables accurate fluid measurement by integrating and automating all processes after sample injection, and may thus reduce the loss of nanovesicles.