Abstract: According to an embodiment, a vehicle driving assistance device mounted in a vehicle comprises: a memory for storing an identification of a vehicle; a visible light communication unit for modulating the identification stored in the memory, and outputting the modulated identification through visible light; and a processor for activating the visible light communication unit when the vehicle enters a parking lot entrance gate, and performing control such that the visible light including the identification of the vehicle is outputted according to the activation of the visible light communication unit.

Abstract: An embodiment discloses a light source module including: a fixing plate configured to extend in a first direction; a circuit board disposed on the fixing plate; a plurality of ultraviolet light emitting elements disposed on the circuit board in the first direction; a first reflection plate coupled to one side of the fixing plate; and a second reflection plate coupled to the other side of the fixing plate, wherein the first reflection plate and the second reflection plate include inclined surfaces which become closer to each other as the distance from the circuit board increases and the inclined surface of the first reflection plate and the inclined surface of the second reflection plate are disposed to be spaced apart in the first direction and disposed on a side surface of a target structure, and an ultraviolet ray irradiating apparatus including the same.

Abstract: The present invention provides a solid phase extraction method using a micro device having a dam forming portion including a dam, the solid phase extraction method comprising the steps of: (i) injecting a solvent and a filler into the micro device, moving the solvent to the dam forming portion, the dam allowing the solvent to flow therethrough and preventing the filler from passing therethrough, and adsorbing a material to be separated onto the filler in the dam forming portion; and (ii) extracting, from the filler, the adsorbed material, wherein the micro device is rotated with respect to a central axis during one of steps (i) and (ii), and the rotation of the micro device is performed at an angular velocity defined by equation 1.

Abstract: A reactor is described. The reactor comprises a housing having a reaction space to accommodate a reactant; an outlet pipe connected to a lower part of the reaction space; a rotating shaft disposed in the housing; and a plurality of stirring blades mounted on the rotating shaft. The housing has a lower converging region, and a cross-sectional area of the lower converging region decreases toward the outlet pipe. At least one of the plurality of stirring blades is located in the lower converging region. The outlet pipe includes a first region connected to the lower converging region and a second region extending from the first region in a discharge direction, a cross-sectional area of the first region decreases in a direction from the lower converging region toward the discharge direction, and the second region has a constant cross-sectional area.

Abstract: The present invention relates to a micro device for solid phase extraction and more particularly provides a micro device which is configured to perform solid phase extraction by injecting a filler and a solvent and producing a uniform flow of the solvent.

Abstract: Provided is a feed spacer, in which angles of strands are differently formed in one feed spacer according to a flow direction of raw water, so that a differential pressure decrease region and a recovery increase region are separated to perform multiple functions, and a reverse osmosis filter module including the feed spacer.

Abstract: Provided is a feed spacer having a three-layer structure, in which a set forming the feed spacer is formed in a three-layer structure, so that the set, which is in contact with a reverse osmosis membrane, convects raw water to a center of the structure of the feed spacer and a laminar flow velocity gradient is generated at the center to decrease a polarization phenomenon of a reverse osmosis filter module and minimize pressure loss, and a reverse osmosis membrane filter module including the feed spacer.

Abstract: The present invention comprises: a storage tank in which cooling water is stored; a partition unit which is disposed inside the storage tank, which partitions the inside of the storage tank into a first storage tank and a second storage tank so that the cooling water can be separated and which has an inlet for causing the cooling water of the second storage tank to naturally introduce into the first storage tank according to the water level difference between the first and second storage tanks; a heat exchanger extending from the first storage tank to the inside of the reactor building to cool the reactor building based on the cooling water of the first storage tank; and a steam discharging unit connected to the heat exchanger and discharging the steam generated in the heat exchanger to the outside of the heat exchanger.

Abstract: The present invention relates to a reactor, and according to one aspect of the present invention, there is provided a reactor comprising a housing provided with a reaction space, a tube disposed inside the housing, an impeller provided inside the housing to allow reactants in the reaction space to flow into and out of the tube and a nozzle provided to spray a liquid from the reaction space toward the housing wall surface side.

Abstract: A lighting control apparatus according to some exemplary embodiments includes: a touch screen configured to display a first graphic user interface in order to provide a VLC (Visible Lighting Communication) service; and a controller configured to perform visible lighting communication with at least one lighting in order to provide the VLC service selected through the first graphic user interface, wherein the VLC service may include a lighting registration service, and wherein the controller may receive unique address information of a first lighting transmitted through the visible lighting communication from the first lighting to be registered, and may register the first lighting using the received unique address information.

Abstract: An object of the present invention is to provide a cooling water storage reservoir capable of passive cooling a reactor containment building in order to prevent the reactor containment building from being re-pressurized and reheated in the event of a serious accident. The cooling water storage reservoir comprises: a storage tank forming a first storage space in which cooling water is stored; a compartment tank disposed inside the storage tank and forming a second storage space separated from the first storage space; and an inlet which is provided in the compartment tank and allows the cooling water in the first storage space to naturally flow into the second storage space when the water level in the second storage space decreases.

Abstract: In order to provide a coolant tank for preventing a containment from being recompressed and reheated during the cooling of the containment upon occurrence of a design basis accident and a severe accident and a passive containment cooling system comprising the same, the present invention comprises: a storage tank for storing a coolant; a division part which is arranged within the storage tank and divides the inside of the storage tank into a first storage tank and a second storage tank to separate the coolant; a first heat exchanger which is extended from the storage tank to the containment and cools the containment on the basis of the coolant; and a unidirectional valve which is provided on the division part and allows the coolant of the second storage tank to be introduced into the first storage tank when the water level of the first storage tank is reduced.

Abstract: According to an embodiment, a vehicle driving assistance device mounted in a vehicle comprises: a memory for storing an identification of a vehicle; a visible light communication unit for modulating the identification stored in the memory, and outputting the modulated identification through visible light; and a processor for activating the visible light communication unit when the vehicle enters a parking lot entrance gate, and performing control such that the visible light including the identification of the vehicle is outputted according to the activation of the visible light communication unit.

Abstract: Disclosed is a light control apparatus. The light control apparatus includes: a touch screen to display a first graphical user interface for registering a light; and a control unit to store register information about the light set through the first graphical user interface and to control the registered light by using the stored register information, wherein the first graphical user interface includes: a first area on which information about a light to be registered is displayed; and a second area on which location information for setting an installed location of a first light selected from lights displayed on the first area is displayed, wherein the location information displayed on the second area includes working field information about an actual installation place of the first light, and wherein the working field information includes a photo photographed at the actual installation place of the first light.

Abstract: The present invention relates to a reactor, and according to one aspect of the present invention, there is provided a reactor comprising a housing provided with a reaction space, a tube disposed inside the housing, an impeller provided inside the housing to allow reactants in the reaction space to flow into and out of the tube and a nozzle provided to spray a liquid from the reaction space toward the housing wall surface side.

Abstract: According to an embodiment of the present invention, an electronic price indicator comprises: a base substrate and five mounting units formed on the base substrate. A first antenna for receiving information from a server is mounted on the first mounting unit. A first communication module connected to the first antenna is mounted on the second mounting unit. A second antenna for receiving a management signal from a management terminal is mounted on the third mounting unit. A second communication module connected to the second antenna is selectively mounted on the fourth mounting unit. The fifth mounting unit is selectively and directly connected to any one of the second antenna and the second communication module, and provided with a low frequency (LF) circuit mounted thereon to transmit an interrupt in accordance with the management signal to the first communication module.

Abstract: A wireless power reception device includes a first resonant circuit having a first resonant frequency; a second resonant circuit connected in parallel with the first resonant circuit and having a second resonant frequency; and a rectifier configured to receive power received wirelessly by either one or both of the first resonant circuit and the second resonant circuit to output a charging current.

Abstract: A wireless power reception device includes a first resonant circuit having a first resonant frequency; a second resonant circuit connected in parallel with the first resonant circuit and having a second resonant frequency; and a rectifier configured to receive power received wirelessly by either one or both of the first resonant circuit and the second resonant circuit to output a charging current.

Abstract: Disclosed are a communication module and a lighting apparatus having the same. The communication module includes a housing provided therein with a space, and a module substrate provided in the space of the housing and provided therein with a wireless communication chip, a reset device to reset the wireless communication chip, and a display part to display the state of the wireless communication chip through the opening. The communication module is detachably coupled with an object to transmit a control signal, which is received through a wireless network, to the object. The communication module is stored when the lighting part of the lighting apparatus is replaced with new one, so that the cost is reduced. The light is discharged through the opening to display the erroneous operation of the inner part, such that the communication module is forcibly reset.

Abstract: According to an embodiment of the present invention, the electronic price indicator comprises: a base substrate; a first mounting unit formed on the base substrate, on which a first antenna for receiving product-related information from a server is mounted; a second mounting unit formed on the base substrate, on which a first communication module connected to the first antenna is mounted; a third mounting unit formed on the base substrate, on which a second antenna for receiving a management signal from a management terminal is mounted; a fourth mounting unit formed on the base substrate, on which a second communication module connected to the second antenna is selectively mounted; and a fifth mounting unit formed on the base substrate, selectively and directly connected to any one of the second antenna and the second communication module, and provided with a low frequency (LF) circuit mounted thereon to transmit an interrupt in accordance with the management signal to the first communication module.