Abstract: Disclosed is a network service control device and method in an environment in which a Software Defined Network (SDN) and a legacy network are connected to each other. The network service control device according to the present invention includes: a first network acquisition unit for acquiring first network information corresponding to the SDN; a second network information acquisition unit for acquiring second network information corresponding to the legacy network; a control message creation unit for creating a service control message for controlling a service of the network environment in which the SDN and the legacy network are connected to each other, based on at least one of the first network information and the second network information; and a service control unit for controlling the service of the network environment by transmitting the service control message to at least one network switch module included in the network environment.

Abstract: An object of the present invention is to provide a novel sulfur-based positive-electrode active material which can largely improve cyclability of a lithium-ion secondary battery, a positive electrode comprising the positive-electrode active material and a lithium-ion secondary battery comprising the positive electrode. The sulfur-based positive-electrode active material is one comprising: a carbon skeleton derived from a polymer composed of a monomer unit having at least one hetero atom-containing moiety, and sulfur incorporated into the carbon skeleton as the carbon skeleton is formed from the polymer by heat treatment.

Abstract: Provided are a method and apparatus for reconstructing a magnetic resonance (MR) image based on a structural similarity among a plurality of MR images having different contrasts. According to the method and apparatus, acceleration, high resolution imaging, quantification of parameters, and acquisition of an MR image having a new contrast are achievable by reconstructing the plurality of MR images by using a learning process via an artificial neural network (ANN) model.

Abstract: Disclosed is an apparatus and method for tagging a topic to content. The apparatus may include an unstructured data-based topic generator configured to generate a topic model including an unstructured data-based topic based on content and unstructured data, a viewer group analyzer configured to analyze a characteristic of a viewer group including a viewer of the content based on a social network of the viewer and viewing situation information of the viewer, a multifaceted topic generator configured to generate a multifaceted topic based on the topic model and the characteristic of the viewer group, a content divider configured to divide the content into a plurality of scenes, and a tagger configured to tag the multifaceted topic to the scenes.

Abstract: Provided is a bead in which an adsorbent and an organic contaminant-degrading microorganism are supported, wherein an adsorbent for adsorbing organic contaminants is supported on the bead together with an organic contaminant-degrading microorganism for degrading the organic contaminants adsorbed to the adsorbent to allow for the adsorbent to remove organic contaminants in water and to allow for the organic contaminant-degrading microorganism to regenerate the adsorbent.

Abstract: Provided are a positive electrode active material for a sodium ion secondary battery, and a positive electrode and a sodium ion secondary battery using the material. The positive electrode active material for a sodium ion secondary battery comprises a lithium sodium-based compound containing lithium (Li), sodium (Na), iron (Fe), and oxygen (O).

Abstract: Provided is a data transmission apparatus including a queue management unit to manage at least one queue in which information associated with at least one buffer descriptor (BD) is stored, a scheduler to estimate information to be transmitted among information associated with at least one media access control (MAC) protocol data unit (MPDU) using at least one transmission bitmap (Tx bitmap), a data transmitter to read the estimated information from information associated with a BD indicated in the at least one Tx bitmap, and transmit the read information to a physical layer, and a physical layer management unit to generate information associated with a presentation protocol data unit (PPDU) based on the transmitted information, and transmit the generated information over the air, wherein the at least one BD includes information associated with the at least one MPDU.

Abstract: A pulse radar apparatus is disclosed. The pulse radar apparatus includes a pulse generation unit, a receiver unit, a synchronization unit, and a switch unit. The pulse generation unit generates a pulse based on a transmission trigger signal having a transmission pulse repetition period, and sends the pulse to a target via a transmission antenna. The synchronization unit generates the transmission trigger signal using an external reference clock, provides the transmission trigger signal to the pulse generation unit, and generates a plurality of clock signals having a time delay with respect to the transmission pulse trigger signal using the external reference clock. The switch unit selects any one clock signal from the plurality of clock signals in response to an external selection signal, and provides the selected clock signal to a receiver unit which utilizes a sampler with provided sampling clocks.

Abstract: The present invention relates to a method for motion compensation and state-of-motion specific attenuation correction of positron tomography images by using a small number of low-radiation-dose computer tomography images.

Abstract: The present invention provides an isolated nucleic acid molecule comprising, or consisting of, the nucleic acid sequence of SEQ ID NO:1 or a nucleic acid sequence of at least 200 bp having at least 70% identity to said sequence of SEQ ID NO:1, wherein said isolated nucleic acid molecule specifically leads to the expression in cones and/or OFF bipolar cells of a gene when operatively linked to a nucleic acid sequence coding for said gene.

Abstract: The present invention relates to a catalytic conversion process for improving the product distribution, characterized in that a feedstock oil of good quality is contacted with a hot regenerated catalyst having a lower activity in a reactor to carry out a cracking reaction, the reaction product is separated from the spent catalyst to be regenerated, then the reaction product is fed into a separation system, and the spent catalyst to be regenerated is stripped, regenerated and recycled in the process. The isobutene content in the liquefied petroleum gas (LPG) produced by the process is increased by a factor of more than 30%, and the olefin content in the gasoline composition may be increased to more than 30 wt. %. The product distribution is optimized, and the yields of dry gas and coke are decreased, so as to sufficiently utilize the petroleum resources.

Abstract: Disclosed are an apparatus, a system, and a method for searching for a power user in social media. The apparatus according to the present invention includes an input unit configured to receive a keyword corresponding to an interested object from a user; a communication unit configured to transmit a search request message including the received keyword and receive a search response message corresponding to the transmitted search request message; a controller configured to, when receiving the search response message, extract a search list in which power users related to the keyword are arranged according to a preset power ranking from the received search response message; a display unit configured to sequentially display the power users related to the keyword received from the user according to the preset power ranking based on the extracted search list; and a storage unit configured to store the extracted search list.

Abstract: Provided is a system and method in which a heat amount to be supplied to a regeneration tower for regenerating an absorbent may be lowered in an acidic gas capturing system for capturing acidic gas such as carbon dioxide. According to the system and method of capturing acidic gas, heat generated in the system itself is used to reduce energy consumption. According to the system and method of the inventive concept, heat exchange is conducted between low-temperature separated water generated in a capturing process and high-temperature processing gas to thereby reduce a cooling capacity of a condenser when condensing the processing gas, and also, a reboiler heat duty may be lowered by introducing the low-temperature separated water in a preheated state into the regeneration tower.

Abstract: Methods are disclosed for forming subwavelength coatings for use in the UV, visible, or infrared part of the electromagnetic spectrum. A first material and a second material are deposited onto a substrate. The first material may include dielectric spheres of subwavelength size that self-assemble on the substrate to form a template or scaffold with subwavelength size voids between the spheres into which the second material is deposited or filled. First and second materials are heated on the substrate at a preselected temperature to form the subwavelength coating.

Abstract: A method of manufacturing a wire grid polarizer includes: preparing a stamp having a nanostructure body at one surface and forming a mask layer with anisotropic vapor deposition at the one surface; forming a metal film on a substrate; transferring a mask layer of an upper portion of a nanostructure body in the mask layer onto the metal film; and patterning the metal film into metal lines by removing a portion that is not covered with the mask layer in the metal film with dry etching.

Abstract: A method and apparatus for a terminal to access a base station in a heterogeneous environment are provided. The terminal acquires RAT (Radio Access Technology) selection criteria based on reference information. Then, the terminal selects, for each service, at least one of multiple transceivers that provide access to the base station according to the RAT selection criteria, and provides the corresponding service by accessing the base station through the selected transceiver.

Abstract: Provided is a phthalocyanine derivative of the following general formula (1) which has superior solubility in organic solvents: General formula (1): (wherein M is a hydrogen atom, a metal element, a metalloid element, a metal oxide, a metalloid oxide, a metal hydroxide, a metalloid hydroxide, a metal halide, or a metalloid halide, and R is each independently a hydrogen atom, an alkyl ethyl group, an aryl ether group, an alkyl sulfide group, an aryl sulfide group, or a trifluoromethyl group).

Abstract: A method of ironmaking using full-oxygen hydrogen-rich gas which includes hot transferring and hot charging the high-temperature coke, sinter and pellet into the ironmaking furnace through transferring and charging device, and injecting oxygen and hydrogen-rich combustible gas at a predetermined temperature into the ironmaking furnace through the oxygen tuyere and the gas tuyere disposed at the ironmaking furnace, respectively. It also provides an apparatus for ironmaking using full-oxygen hydrogen-rich gas which includes a raw material system, a furnace roof gas system, a coke oven gas injecting system, a dust injecting system, a slag dry-granulation and residual heat recovering system and an oxygen system. Additionally an apparatus and method for hot transferring and hot charging of ironmaking raw material is disclosed.

Abstract: A passive safety system includes a containment, a reactor in the containment, a plurality of safety injection tanks connected with the reactor and having water and nitrogen gas to supply water thereof into the reactor through a safety injection line communicating to the first safety injection line upon a loss of coolant accident, a plurality of core makeup tanks connected with the reactor to supply water thereof into the reactor through a second safety injection line communicating to a safety injection line upon the loss of coolant accident, and a plurality of passive residual heat removal systems to remove residual heat from the reactor upon the loss of coolant accident or a non-loss of coolant accident. The water in each of the safety injection tank is stably supplied to the reactor for many hours by a differential head resulting from gravity or gas pressure.

Abstract: The present invention pertains to a method of applying surface mechanical attrition treatment (SMAT) with a plurality of balls for treating surfaces of metallic alloys under a set of specific conditions in order to obtain a metal substrate with high yield strength and hardness, low cytotoxicity, high cytocompability and hemocompatibility suitable for medical implant. The plurality of balls used in the present invention comprises 316L stainless steel balls or zirconium oxide (ZrO2) balls.