Abstract: A method for manufacturing a conductive composite material involves ionizing carbon-based particles to have a first charge and polymer particles to have a second charge opposite to the first charge. The carbon-based particles are dispersed in a first solvent with an anionic surfactant, and the polymer particles are dispersed in a second solvent with a cationic surfactant. The method includes mixing the dispersions, separating the composite product, and drying it. The conductive composite material comprises carbon-based particles and polymer particles forming chemical bonds, with the carbon-based particles surface-modified by the first surfactant and the polymer particles by the second surfactant. The material is used in a positive electrode for lithium secondary batteries, where the conductive composite material and the positive electrode active material are coated by a dry process.

Abstract: Embodiments of the disclosure include a positive electrode active material, a method of preparing the same, a positive electrode, and a rechargeable lithium battery, the positive electrode active material including particles including a lithium transition metal composite oxide, and a coating layer located on a surface of the particles and including porous graphene.

Abstract: The present invention relates to a positive electrode active material for a lithium secondary battery, comprising a particle-shaped lithium transition metal oxide and a surface layer having a thickness of 10 nm to 100 nm provided on the surface of the lithium-transition metal oxide, wherein: the surface layer comprises carbon nanotubes provided in a three-dimensional reticular form and an organic compound physically attached to the carbon nanotubes; the carbon nanotubes are connected in a reticular form on the surface of the lithium transition metal oxide, forming a mutual electrical network; at least a portion of the carbon nanotubes are spaced apart to provide space in the thickness direction of the surface layer; and 100 parts by weight of the carbon nanotubes contains 30 to 90 parts by weight of the organic compound.

Abstract: A negative electrode active material includes a core including a silicon-carbon composite; and a coating layer on a surface of the core, the coating layer including a surfactant and graphene, wherein the negative electrode active material has a ratio (Isecond peak/Ifirst peak) of an intensity of a second peak appearing at 2?=about 45° to about 50° relative to an intensity of a first peak appearing at 2?=about 25° to about 27° of about 0.1 to about 0.4, in an X-ray diffraction analysis using a CuK? ray.

Abstract: A neural network architecture embedding method according to an embodiment is performed by a computing device including one or more processors and a memory storing one or more programs executed by the one or more processors. The method generates a word data set for each of a plurality of layers of a neural network architecture on basis of one or more features of each of the plurality of layers, generates a graph regarding the neural network architecture on basis of the word data set and connection relationship between the plurality of layers, and generates a neural network architecture embedding vector for the neural network architecture by inputting the graph regarding the neural network architecture to a pre-trained network-vector transformation model.

Abstract: A method for displaying a background screen in a mobile terminal is provided. The method includes resizing at least one of a plurality of background screens according to a first input, displaying at least one of the at least one resized background screen, detecting a second input, and transitioning among the resized background screens based on the detected second input, wherein the background screens respectively include an icon.

Abstract: Provided is a planar multipole antenna, and more particularly, to a planar multipole antenna which is capable of adjusting a beam width and a band characteristic and reducing the size. The planar multipole antenna includes a plurality of radiators formed above a conductor plate, the plurality of radiator includes a main radiator and a plurality of additional radiators, the main radiator includes a signal applying hole to which a signal is applied, and the additional radiator is connected to a ground formed on the conductor plate.

Abstract: A method for displaying a background screen in a mobile terminal is provided. The method includes resizing at least one of a plurality of background screens according to a first input, displaying at least one of the at least one resized background screen, detecting a second input, and transitioning among the resized background screens based on the detected second input, wherein the background screens respectively include an icon.

Abstract: A method for displaying a background screen in a mobile terminal is provided. The method includes resizing at least one of a plurality of background screens according to a first input, displaying at least one of the at least one resized background screen, detecting a second input, and transitioning among the resized background screens based on the detected second input, wherein the background screens respectively include an icon.

Abstract: A method for displaying a background screen in a mobile terminal is provided. The method includes resizing at least one of a plurality of background screens according to a first input, displaying at least one of the at least one resized background screen, detecting a second input, and transitioning among the resized background screens based on the detected second input, wherein the background screens respectively include an icon that may represent a grouping of a first icon and a second icon respectively displayed on one of the plurality of background screens.

Abstract: Provided is a planar multipole antenna, and more particularly, to a planar multipole antenna which is capable of adjusting a beam width and a band characteristic and reducing the size. The planar multipole antenna includes a plurality of radiators formed above a conductor plate, the plurality of radiator includes a main radiator and a plurality of additional radiators, the main radiator includes a signal applying hole to which a signal is applied, and the additional radiator is connected to a ground formed on the conductor plate.

Abstract: A method for displaying a background screen in a mobile terminal is provided. The method includes resizing at least one of a plurality of background screens according to a first input, displaying at least one of the at least one resized background screen, detecting a second input, and transitioning among the resized background screens based on the detected second input, wherein the background screens respectively include an icon.

Abstract: A method for displaying a background screen in a mobile terminal is provided. The method includes resizing at least one of a plurality of background screens according to a first input, displaying at least one of the at least one resized background screen, detecting a second input, and transitioning among the resized background screens based on the detected second input, wherein the background screens respectively include an icon that may represent a grouping of a first icon and a second icon respectively displayed on one of the plurality of background screens.

Abstract: A method for displaying a background screen in a mobile terminal is provided. The method includes resizing at least one of a plurality of background screens according to a first input, displaying at least one of the at least one resized background screen, detecting a second input, and transitioning among the resized background screens based on the detected second input, wherein the background screens respectively include an icon.

Abstract: An exemplary embodiment of the present invention provides a battery protection circuit including a battery, a fuse, a charging switch including a first body diode that is forward biased in a discharge path direction, a discharging switch including a second body diode that is forward biased in a charge path direction, a thermistor including a first end and a second end, the first end being coupled between the charging switch and the discharging switch, and a controller configured to sense a voltage value from the second end of the thermistor, and configured to control the fuse, the charging switch, and the discharging switch.

Abstract: A method of generating popularity rankings of search terms includes generating a ranking value table including ranking values corresponding to rankings of search terms, determining first ranking values corresponding to previous rankings of a plurality of search terms and second ranking values corresponding to current rankings of the plurality of search terms by using the ranking value table, and obtaining difference values based on differences between the first ranking values and the second ranking values of the plurality of search terms, respectively, and determining popularity rankings of the plurality of search terms by using the difference values.

Abstract: A method for displaying a background screen in a mobile terminal is provided. The method includes resizing at least one of a plurality of background screens according to a first input, displaying at least one of the at least one resized background screen, detecting a second input, and transitioning among the resized background screens based on the detected second input, wherein the background screens respectively include an icon that may represent a grouping of a first icon and a second icon respectively displayed on one of the plurality of background screens.

Abstract: Provided are an electric power facilities identification number management apparatus and method for generating and managing standard identification numbers for respective electric power facilities by connecting the standard identification numbers with existing identification numbers that are differently set for each operating system. The apparatus generates a standard identification number for an electric power facility associated with an operating system when an existing identification number of the electric power facility is a non-standard identification number, generates a control command for collection of the standard identification number generated and collects the standard identification number generated on the basis of the control command generated, verifies the collected standard identification number.

Abstract: A street light management method includes: receiving from a server at predetermined intervals and updating at least one of information about a node that is at least one street light, information about a gateway that communicates with the node and the server, and information about a communication channel between the node and the gateway; displaying the node in a corresponding position on a digital map displayed on a screen using position information included in the information about the node and displaying the gateway in a corresponding position on the digital map using position information included in the information about the gateway; and displaying corresponding information in at least one of information display windows on the screen according to the received information or a user operation.

Abstract: The present invention relates to a system for marine seismic refraction survey using a remotely piloted air/water drone and a method thereof for acquiring refracted wave by providing a receiver on the air/water drone among marine seismic methods, being configured to include: a surveyvessel provided with a seismicsource generating a sound; and the air/water drone moving tethered to the surveyvessel while floating on the sea or operating under water and being capable of moving to a desired location by generating a lift force and a turning force through remote control. In addition, the system is to be used for marine seismic refraction survey by providing a hydrophone and streamer and a recording system which may record the seismic wave on an air/water drone, a remotely piloted marine observation system, whereby an effect is given to be able to acquire data of seismic refraction.