Abstract: An IoT-based system for measurement of contamination distribution of contaminated groundwater through real-time monitoring of a contamination degree of a contaminated groundwater well for control of a contaminated groundwater purification device and prediction of a purification period based on the measurement result.

Abstract: A display includes: a display panel; and a panel bottom sheet disposed below the display panel, the panel bottom sheet including: a first heat dissipation layer; a second heat dissipation layer over the first heat dissipation layer, including a first opening formed completely through the second heat dissipation layer in a thickness direction; a heat dissipation coupling interlayer between the first heat dissipation layer and the second heat dissipation layer, and a heat dissipation substrate on the second heat dissipation layer.

Abstract: Disclosed is a cathode for a lithium secondary battery, which has a coating layer formed on an edge portion of a cathode plate, a method of manufacturing the cathode, and a lithium secondary battery including the cathode. The cathode includes a cathode plate and a coating layer formed at an edge portion of the cathode plate, in which the cathode plate includes a cathode current collector provided with cathode tab and a cathode active material laminated on at least one surface of the cathode current collector, and the coating layer includes a conductive polymer layer and an insulating coating layer.

Abstract: Disclosed are a separator for fuel cells capable of minimizing the volume of a system and the use of sealants, and a stack for fuel cells, more particularly, a stack for solid oxide fuel cells, including the same. Specifically, by adding a metal sheet having a specific shape, position and size to the separator, the stress applied to the sealant can be uniformized, and thus the oxidizing agent and fuel can be separated and electrically isolated using only a piece of sealant. Therefore, the stack for fuel cells is characterized in that there is no variation in temperature, reactant concentration, power, or the like between respective unit cells, so delamination and microcracks do not occur, the volume is minimized, and the power density per unit volume is very high.

Abstract: A display device includes a timing controlling part generating an image data, a data control signal and a gate control signal; a data driving part generating a data voltage using the image data and the data control signal; a gate driving part generating a gate voltage using the gate control signal; a display panel including a plurality of subpixels and displaying an image using the data voltage and the gate voltage; and a plurality of first MUX switches and a plurality of second MUX switches sequentially transmitting the data voltage to two of a same color among the plurality of subpixels.

Abstract: The present invention relates to a communication technique, which is a convergence of IoT technology and 5G communication system for supporting higher data transmission rate beyond 4G system, and a system for same. The present invention can be applied to smart services (e.g. smart homes, smart buildings, smart cities, smart cars or connected cars, health care, digital education, retail businesses, security- and safety-related services and the like) on the basis of 5G communication technology and IoT-related technology.

Abstract: Disclosed is a technology for a sensor network, machine to machine (M2M) communication, machine type communication (MTC), and the Internet of Things (IoT). The disclosed technology can be used for intelligent services (smart home, smart building, smart city, smart car or connected car, health care, digital education, retail, security and safety-related services, and the like) based on the technology. A terminal according to one embodiment of the present disclosure generates previous moving line information based on a movement path of the terminal, transmits the generated previous moving line information to a server, and receives, from the server, new moving line information generated based on the transmitted previous moving line information.

Abstract: An air-conditioning control method for an electronic device is provided that includes determining a rate of temperature change on the basis of changes in the temperature measured for the first time; acquiring first density information on the basis of the determined rate of temperature change and information on a location at which the temperature change is measured; and controlling air-conditioning according to the first density information.

Abstract: A semiconductor package may include a package substrate, a first semiconductor chip on the package substrate, and a second semiconductor chip on the first semiconductor chip. The first semiconductor chip comprises a chip substrate including a first surface and a second surface opposite to the first surface, a plurality of first chip pads between the package substrate and the chip substrate, and electrically connecting the first semiconductor chip to the package substrate, a plurality of second chip pads disposed on the second surface and between the second semiconductor chip and the second surface, and a plurality of redistribution lines on the second surface, the redistribution lines electrically connecting to the second semiconductor chip, and a plurality of bonding wires electrically connecting the redistribution lines to the package substrate.

Abstract: A semiconductor package may include a package substrate, a first semiconductor chip on the package substrate, and a second semiconductor chip on the first semiconductor chip. The first semiconductor chip comprises a chip substrate including a first surface and a second surface opposite to the first surface, a plurality of first chip pads between the package substrate and the chip substrate, and electrically connecting the first semiconductor chip to the package substrate, a plurality of second chip pads disposed on the second surface and between the second semiconductor chip and the second surface, and a plurality of redistribution lines on the second surface, the redistribution lines electrically connecting to the second semiconductor chip, and a plurality of bonding wires electrically connecting the redistribution lines to the package substrate.

Abstract: The present invention relates to techniques for a sensor network, machine to machine (M2M), machine type communication (MTC), and Internet of things (IoT). The present invention can be utilized in the technique-based intelligent services (smart home, smart building, smart city, smart car or connected car, healthcare, digital education, retail business, security and safety-related service and the like). The air-conditioning control method for the electronic device, according to one embodiment of the present invention, comprises the steps of: determining the rate of temperature change on the basis of changes in the temperature measured for the first time; acquiring first density information on the basis of the determined rate of temperature change and the location information on the location at which the temperature change is measured; and controlling air-conditioning according to the first density information.

Abstract: The present invention relates to a communication technique, which is a convergence of IoT technology and 5G communication system for supporting higher data transmission rate beyond 4G system, and a system for same. The present invention can be applied to smart services (e.g. smart homes, smart buildings, smart cities, smart cars or connected cars, health care, digital education, retail businesses, security- and safety-related services and the like) on the basis of 5G communication technology and IoT-related technology.

Abstract: Disclosed is a technology for a sensor network, machine to machine (M2M) communication, machine type communication (MTC), and the Internet of Things (IoT). The disclosed technology can be used for intelligent services (smart home, smart building, smart city, smart car or connected car, health care, digital education, retail, security and safety-related services, and the like) based on the technology. A terminal according to one embodiment of the present disclosure generates previous moving line information based on a movement path of the terminal, transmits the generated previous moving line information to a server, and receives, from the server, new moving line information generated based on the transmitted previous moving line information.

Abstract: An air conditioning system of a building is provided. A method for controlling air conditioning of a building includes controlling a temperature of a heat medium based on a reservation rate for using spaces in the building and outside weather, and controlling a flow of the heat medium based on at least one sensing information measured in the spaces.

Abstract: An integrated modeling method for Illustrated Drawing (ID) authoring/modification using 3D model and Computer-Aided Design (CAD) Log database, comprising: a first step of performing a 3D Model Import process on the basis of 3D model data and logistics support data saved in each database, converting the imported 3D model file into a file which can be processed in an integrated ID environment, generating meta data from the converted file and then saving the generated meta data; a second step of importing 3D models on the basis of a request list in which Illustrated Drawing authoring is requested in a Technical Manual (TM) authoring system; a third step of adjusting movement, conversion and angle of the 3D model corresponding to a new model file in order to set up a viewing point on the basis of the 3D model if the new model file exists among the 3D models in the second step, and optimally adjusting intervals between parts of the 3D model corresponding to the new model file and automatically exploding the parts

Abstract: The present invention relates to a digital television relay system for relaying wirelessly a broadcasting signal discharged from a broadcasting station. In order to cover shadow areas of the digital broadcasting channel signal discharged from a digital television transmitter, the present invention receives the broadcasting channel signal of a certain frequency discharged from the broadcasting station, performs channel-decoding, compensates a transmission error occurred in space, and relays it wirelessly to a subscriber in the shadow areas. Accordingly, the present invention can provide a digital television broadcasting service with transmission quality same with the broadcasting station to the subscriber in the shadow areas.

Abstract: The present invention relates to a digital television relay system for relaying wirelessly a broadcasting signal discharged from a broadcasting station. In order to cover shadow areas of the digital broadcasting channel signal discharged from a digital television transmitter, the present invention receives the broadcasting channel signal of a certain frequency discharged from the broadcasting station, performs channel-decoding, compensates a transmission error occurred in space, and relays it wirelessly to a subscriber in the shadow areas. Accordingly, the present invention can provide a digital television broadcasting service with transmission quality same with the broadcasting station to the subscriber in the shadow areas.