Abstract: A network access control system and a method are disclosed. In a step of generating a transmission control protocol (TCP) session between a terminal and a gateway (or a server), the TCP session is authenticated, and whether or not to generate the TCP session is determined on the basis of a result of the authentication, thereby preventing, in advance, a target application within the terminal from bypassing control of an access control application and transmitting a data packet to a destination network through an authorized tunnel.

Abstract: A network access control device generates, in a tunnel-based access control network environment, a tunnel that connects a terminal application to the gateway of a destination network, on the basis of a tunnel between the terminal application and a gateway and a tunnel between gateways, thereby enabling safe transmission of a data packet from the terminal application to a destination node. It can include: a memory for storing a tunnel policy, a tunnel routing policy, and a tunnel table; and a control unit which generates tunnel information and data flow information on the basis of the tunnel policy, the tunnel routing policy, and the tunnel table according to a network access request of the terminal, and which transmits the generated tunnel information and data flow information to the terminal and the gateway of each network so that a tunnel between the terminal and the destination network is generated.

Abstract: Provided is an X-ray tube. The X-ray tube includes a cathode electrode, an anode electrode vertically spaced apart from the cathode electrode, an emitter on the cathode electrode, a gate electrode disposed between the cathode electrode and the anode electrode, the gate electrode including an opening at a position corresponding to the emitter, and a spacer provided between the gate electrode and the anode electrode. The spacer includes an insulator and conductive dopants doped in the insulator.

Abstract: The present invention relates to a skirt device for a vehicle seat. The main purpose of the present invention is to provide a skirt device, which is installed to surround the lower part of a seat from the rear surface thereof and thus covers a component or a unit at the lower part of the seat, thereby improving the exterior appearance of the seat. To achieve the purpose described above, the present invention provides a skirt device for a vehicle seat, which is disposed to extend downward from a seatback so as to cover the underside of a seat including the rear side of a seat cushion, the skirt device comprising: a skirt coupled to the lower end of the back board of the seatback and installed to surround the rear side of the seat cushion; and a skirt cover fixed to the underside of the seat such that the skirt cover is positioned at the lower side of the skirt so as to always cover the lower part of the skirt.

Abstract: A respiration measurement device includes: a first body which has an air flow path formed therein to allow air generated by respiration of a user to be introduced and moved therethrough, a part of the air flowpath being opened to form an opening; a second body which includes a respiration. measurement unit for measuring the pressure of air moving through the air flow path, is detachably formed at the first body, and is installed to close the opening formed through the first body; and a mouthpiece which is detachably coupled to the inlet side of the air flow path.

Abstract: The present invention relates to a composition for the prevention or treatment of sarcopenia, the composition including a Lactobacillus reuteri ATG-F4 strain. More specifically, the strain exhibits an effect of improving muscle rehabilitation and motor ability by increasing the muscle mass in skeletal muscles, thereby being suitably used as an ingredient for compositions for the prevention or treatment of sarcopenia or muscular atrophy.

Abstract: Provided is a method for manufacturing an electric field emission device. The method for manufacturing the electric field emission device includes winding a carbon nanotube yarn around outer circumferential surfaces of a metal plate in a first direction, pressing both side surfaces of the metal plate through a pair of metal structures, wherein a top surface of the metal plate is exposed from the metal structures, and an area of the top surface of the metal plate is less than that of each of both the side surfaces of the metal plate, and cutting the carbon nanotube yarn at an edge portion of the top surface of the metal plate in the first direction to form a plurality of emitters.

Abstract: The display device includes a substrate including a plurality of pixel areas; and a pixel in each of the plurality of pixel areas. The pixel may include a pixel circuit layer on the substrate and including at least one transistor; a first electrode on the pixel circuit layer and electrically connected to the transistor; a plurality of light emitting elements on the first electrode and electrically connected to the first electrode; a second electrode on the plurality of light emitting elements; and a light blocking pattern on the second electrode and including a plurality of openings corresponding to each of the plurality of light emitting elements. Here, each of the plurality of pixel areas may include an emission area corresponding to each of the plurality of openings and a non-emission area excluding the emission area.

Abstract: Disclosed is a matte golf ball paint composition that provides a solution to the problem with a golf ball having a difficulty of taking on the original color of the cover due to scattering of the color incurred during the injection molding of the ball, thus helping deliver the original color of the cover; a matte golf ball that not only takes on the original color of the cover but also provides a combination of improved driving distance, spin, and control; and a method for manufacturing a matte golf ball with excellent weather resistance, water resistance, yellowing resistance, and abrasion resistance.

Abstract: A method for controlling a heating, ventilation, and air conditioning (HVAC) system, may include: allowing, by a controller, only the indoor air to be directed into a housing when the HVAC system operates in a cooling mode and an engine is stopped by an Idle Stop and Go (ISG) system; allowing, by the controller, the indoor air directed into the housing to bypass a heater core; and maintaining, by the controller, a flow rate of the air directed into the housing at a minimum flow rate.

Abstract: A semiconductor device includes a memory cell array including a plurality of memory blocks, a control logic, a level shifter configured to generate a first internal voltage and a second internal voltage lower than the first internal voltage using a received external voltage on the basis of a control signal from the control logic, and a row decoder configured to provide the first and second internal voltages generated by the level shifter to the memory cell array. The level shifter generates the first internal voltage using the external voltage, generates the second internal voltage using the generated first internal voltage in a power-up mode of the semiconductor device, and generates the second internal voltage using the external voltage in a standby mode of the semiconductor device.

Abstract: A lighting apparatus including a controller including a real time clock, an LED driver, and an LED luminaire including a first light emitting unit including a first LED to emit light having a peak wavelength between 300 to 470 nm and a wavelength converter, and at least one of a second light emitting unit to emit light having a peak wavelength between 286 to 304 nm to cause production of vitamin D, a third light emitting unit to emit light having a peak wavelength between 605 to 935 nm to cause production of a cell activating substance, and a fourth light emitting unit to emit light having a peak wavelength between 400 to 430 nm to sterilize pathogenic microorganisms, in which the controller controls the LED driver to change an irradiance of light emitted from at least one of the light emitting units according to time.

Abstract: According to the disclosure, a position of a main control valve and a position of an auxiliary control valve are adjusted. In particular, a position of the auxiliary control valve is adjusted by determining whether a change in the position of the main control valve is in a preset deadband range, thereby preventing a periodic water level fluctuation of a steam generator.

Abstract: A gas supply block may include a first block, a second block and a third block. The first block may include a first gas inlet passage configured to supply a first process gas. The second block may include a second gas inlet passage configured to supply a second process gas. The third block may be combined with the first block and the second block. The third block may be configured to diffuse and supply the first process gas and the second process gas into gas supply lines connected to the processing spaces.

Abstract: A display device includes a substrate, and a display element part on the substrate, and including a light emitting element configured to emit light in a display direction, and a bank pattern that protrudes in the display direction, wherein the bank pattern and the light emitting element include a same material.

Abstract: Provided is a field emission device including a cathode electrode and an anode electrode, which are spaced apart from each other, an emitter disposed on the cathode electrode, a gate electrode disposed between the cathode electrode and the anode electrode and including a gate opening that overlaps the emitter, and a plurality of alignment electrodes disposed between the gate electrode and the cathode electrode. Here, the alignment electrodes surround a side surface of the emitter.

Abstract: A display device includes: a substrate; a transparent electrode on one surface of the substrate; a reflective electrode on the transparent electrode; a transistor on the reflective electrode; and a light emitting element between the transparent electrode and the reflective electrode. The transistor overlaps the light emitting element.

Abstract: This disclosure relates to a composition for the prevention or the treatment of inflammatory skin diseases or severe pruritus comprising an aqueous solubilized ursodeoxycholic acid (UDCA). According to this disclosure, inflammatory skin diseases and severe pruritus such as atopic dermatosis, acne, psoriasis, hives, inflammatory skin disease, seborrheic dermatitis and contact dermatitis can be effectively alleviated or treated. Therefore, the composition comprising aqueous solubilized ursodeoxycholic acid of this disclosure can be best used as a pharmaceutical, food or cosmetic composition, and can be used particularly as an external preparation to exhibit its effect.

Abstract: The present invention relates to a novel Bifidobacterium longum ATG-F5 strain. The F5 strain is a functional beneficial bacterium which is safe from antibiotic resistance, improves skin health through antibacterial activity against the skin pathogen Cutibacterium acnes, an antioxidant effect on radicals, skin barrier improvement, and anti-inflammatory effects, and enhances skin beauty through a skin whitening function, a wrinkle improvement function, and a dry skin alleviation function. The strain may be used in a cosmetic composition or health functional food.