Abstract: The present technology includes a power supply and a method of operating the same. The power supply includes a main power supply configured to receive external power and output a charge voltage and main power, and an auxiliary power supply including a capacitor array configured to charge auxiliary power using the charge voltage and output the auxiliary power. The auxiliary power supply is configured to periodically repeat a discharge operation and a sub charge operation on the capacitor array when the charging of the capacitor array is started.

Abstract: A method for providing a chat function for management of visual contents performed by a server is provided. The method includes (a) receiving a project creation request including project identification information from a first terminal, and providing a main interface and a review interface to the first terminal and a second terminal accessed according to a project member request input of the first terminal; (b) providing a chat area when receiving an input for a chat menu in the main interface or review interface from the first terminal or the second terminal; and (c) managing chat messages differently for each project by matching chat information input through the chat area and comment information input through the review interface with the project identification information.

Abstract: A method for providing a function to review visual contents by a server is provided. The method includes (a) providing a visual content upload area to a first terminal and receiving an upload request including identification information of previously produced visual content from the first terminal; (b) receiving a click-input for the visual content of the first terminal or a second terminal invited by the first terminal and providing a review interface to the first terminal or the second terminal; and (c) collecting comment information input by the first terminal or the second terminal through the review interface and storing the comment information by matching with identification information of the visual content, in which the review interface includes a visual content display area, an annotation area and a comment area including a function of visually displaying a portion to be reviewed and evaluated in the visual content display area.

Abstract: A method for providing a shared link of visual content performed by a server includes (a) receiving an upload request of a visual content from first and second terminals in response to project members through an upload area in main interface; (b) providing a shared link access information input area and an authority setting area to the first terminal or the second terminal; (c) generating a shared link in which the uploaded visual content is displayed based on the input shared link access information, and providing access information of the shared link to a third terminal; and (d) grasping whether the third terminal is a previously registered terminal based on user identification information input from the third terminal when the third terminal is accessed through the shared link, and providing a sharing interface, which is preset according to whether the registration is performed, to the third terminal.

Abstract: A method for providing a platform to manage produced visual contents includes (a) providing a main interface for a project by a server to a first terminal when the first terminal requests to generate the project for managing visual contents; (b) transmitting a project invitation message by the server to a second terminal when the first terminal inputs a project member request including identification information of the second terminal, and providing the main interface to the second terminal; (c) providing an upload area by the server, uploading visual contents in relation to the project by the first or the second terminal to the upload area, and providing a review interface displaying the visual contents by the server; and (d) displaying a text or a drawing image for evaluation or review overlapped with the visual contents by an input of the first or the second terminal through the review interface.

Abstract: A bulk-acoustic wave resonator includes: a first electrode disposed above a substrate; a piezoelectric layer disposed to cover at least a portion of the first electrode; and a second electrode disposed to cover at least a portion of the piezoelectric layer. A plurality of steps are formed in any one or any combination of any two or more of the first electrode, the piezoelectric layer, and the second electrode in an active region in which the first electrode, the piezoelectric layer, and the second electrode are all disposed to overlap one another.

Abstract: The present disclosure relates to a diester-based material production unit including a reaction device in which an esterification reaction of dicarboxylic acid and a primary alcohol is performed, a column in which the gas-liquid separation of the primary alcohol and the water introduced is performed, a heat exchanger installed on a gas phase line of the column to remove heat of the gas phase line, a flash drum in which separation of a liquid phase and a gas phase is performed in the mixture stream including the primary alcohol and the water, a condenser installed on the flash drum upper line, and a layer separator in which the layer separation of a mixture of a liquefied primary alcohol and water into an organic layer and an aqueous layer is performed, wherein one or more lines through which recirculated primary alcohol from the flash drum and the layer separator flows are connected to an upper portion of the column.

Abstract: The present disclosure relates to a method for continuously producing a dicarboxylate-based composition and a production system therefor, the method improving a production yield by optimizing process variables of each reactor of a reaction unit in which a plurality of reactors are connected in series.

Abstract: The present disclosure relates to a continuous production system and a diester-material production unit included therein, wherein the production unit includes a reaction device in which an esterification reaction of dicarboxylic acid and a primary alcohol is performed, a column in which gas-liquid separation of the primary alcohol and the water introduced is performed, a heat exchange device for recovering heat of a gas phase line of the column, a condenser installed at a rear end of the heat exchange device and liquefying a mixture of a gas-phase primary alcohol and water, and a layer separator in which the layer separation of a mixture of a liquefied primary alcohol and water is performed, wherein the heat exchange device includes one or more of a first heat exchanger for performing heat exchange with a raw material feed line of the reaction device, a second heat exchanger for performing heat exchange with a line through which a low temperature stream flows in a process, and a third heat exchanger for perfo

Abstract: The present disclosure relates to a heat exchange system which is capable of saving energy consumed in a whole process by exchanging heat of different streams from each other, included in a continuous preparation system of a diester-based composition.

Abstract: The present disclosure relates to a continuous production method of a diester-based material in a continuous production process comprising a reaction part in which a total of N reaction units from a first reaction unit to an N-th reaction unit are connected in series. The method comprising the step of feeding dicarboxylic acid and a primary alcohol, wherein the feed of the primary alcohol is divided into front-end feed of being fed into a first reaction unit and rear-end feed of being fed into one or more reaction units selected among from a second reaction unit to an N-th reaction unit, wherein the amount of the rear-end feed is 5 to 80 wt % based on the total feed amount of the primary alcohol into a reaction part, and the N is an integer of 3 to 6.

Abstract: The present invention provides an apparatus for treating a substrate, the apparatus including: a head unit including a head formed with one or more nozzles that discharge a treatment liquid to a substrate; and a head maintenance unit configured to perform maintenance for the head, in which the head maintenance unit may include: a liquid receiving block formed with one or more liquid receiving parts having liquid receiving spaces with open tops; a decompression line fluidly-communicating with the liquid receiving space and configured to provide reduced pressure to the liquid receiving space; and a decompression valve installed in the decompression line.

Abstract: The present invention relates to a composition for preventing, improving or treating intestinal dysfunction, including an enzyme-degraded product of bamboo shoots or a fermented product of bamboo shoots as an active ingredient. Accordingly, the pharmaceutical composition or the food composition of the present invention is effective for preventing or treating intestinal dysfunction such as constipation, etc., and includes a plant-derived component which minimizes adverse effects on the human body.

Abstract: A semiconductor device disclosed in an embodiment comprises: a light emitting unit comprising a light emitting structure layer which has a first conductivity type semiconductor layer, a second conductivity type semiconductor layer, and an active layer between the first conductivity type semiconductor layer and the second conductivity type semiconductor layer; and a sensor unit disposed on the light emitting unit, wherein the sensor unit comprises: a sensing material changing in resistance with light emitted by the light emitting unit; a first sensor electrode comprising a first pad portion and a first extension part extending from the first pad portion and contacting the sensing material; and a second sensor electrode comprising a first pad portion and a second extension part extending toward the first extension part from the second pad portion and contacting the sensing material. The sensor unit senses an external gas in response to the light generated from the light emitting unit.

Abstract: An apparatus for compensating a channel based on an artificial neural network includes a channel learning device that learns a property of the channel, and a channel compensating device that compensates for an error of the channel based on a learning result of the channel learning device.

Abstract: A rice milk according to an embodiment of the present invention includes a mixture of rice protein powder and rice enzyme digestion extract concentrate in purified water. The rice milk using rice protein is suitable for allergy-sensitive elderly and infants to drink and also provides functionality to stressed adults because it has milk properties, high nutritional value and good digestion by mixing rice enzyme decomposition extract obtained by digesting rice starch and rice protein with subsidiary ingredients. In addition a method for preparing a rice milk using rice protein according to an embodiment of the present invention includes a first enzymatic digestion step, a second enzymatic digestion step, a filtration step, a rice protein powdering step, and a rice enzyme extract saccharification solution concentration step.

Abstract: A semiconductor device includes a first fin type pattern in a first region of a substrate. The first fin type pattern includes a plurality of spaced-apart fins having respective sidewalls defined by a first trench. A first gate structure is provided, which intersects the first fin type pattern. A second fin type pattern is provided in a second region of a substrate. The second fin type pattern includes a fin having a sidewall defined by a second trench. A second gate structure is provided, which intersects the second fin type pattern. A field insulating film fills at least a part of the first trench and at least a part of the second trench.

Abstract: A substrate treatment apparatus is provided. The substrate treatment apparatus includes a substrate support part provided with a seating surface and configured to support a substrate, a guide ring annularly disposed along an edge of the substrate support part to surround the substrate, and a centering part provided inside the guide ring and configured to center the substrate by moving in a direction parallel to the seating surface to pressurize the edge of the substrate.

Abstract: The present invention relates to a composition for preventing, improving or treating intestinal dysfunction, including an enzyme-degraded product of bamboo shoots or a fermented product of bamboo shoots as an active ingredient. Accordingly, the pharmaceutical composition or the food composition of the present invention is effective for preventing or treating intestinal dysfunction such as constipation, etc., and includes a plant-derived component which minimizes adverse effects on the human body.

Abstract: A semiconductor device disclosed in an embodiment comprises: a light emitting unit comprising a light emitting structure layer which has a first conductivity type semiconductor layer, a second conductivity type semiconductor layer, and an active layer between the first conductivity type semiconductor layer and the second conductivity type semiconductor layer; and a sensor unit disposed on the light emitting unit, wherein the sensor unit comprises: a sensing material changing in resistance with light emitted by the light emitting unit; a first sensor electrode comprising a first pad portion and a first extension part extending from the first pad portion and contacting the sensing material; and a second sensor electrode comprising a first pad portion and a second extension part extending toward the first extension part from the second pad portion and contacting the sensing material. The sensor unit senses an external gas in response to the light generated from the light emitting unit.