Abstract: In an embodiment of the present invention, a proton conductive oxide fuel cell comprising an electrode substrate, a proton conductive oxide electrolyte layer positioned on the electrode substrate, a proton conductive oxide reaction prevention layer positioned on the electrolyte layer, and a proton conductive oxide air electrode layer positioned on the reaction prevention layer, wherein the reaction prevention layer is composed of ABO3-? structured perovskite proton conductive oxide, may be provided.

Abstract: Provided is a method of evaluating electrode quality, which includes: providing a plurality of electrodes which include a current collector and an active material layer formed on the current collector and have not been roll-pressed; measuring a color coordinate value of the active material layer of each of the plurality of electrodes using an optical instrument and calculating an average value; and evaluating the electrodes as good products when a difference between the color coordinate value measured from the individual electrodes and the average value is no more than a predetermined value and as defective when the difference exceeds the predetermined value.

Abstract: Disclosed are an inter-prediction method and an image decoding apparatus using the same. According to an embodiment of the present invention, there is provided an inter-prediction method including extracting a merge candidate flag and offset information from a bitstream, selecting a merge candidate corresponding to the extracted merge candidate flag from a merge candidate list including neighboring blocks of a current block as merge candidates, deciding a motion vector of the current block by applying the offset information to a motion vector of the selected merge candidate, and generating, as a prediction block of the current block, a block indicated by the motion vector of the current block in a reference picture referenced by the selected merge candidate.

Abstract: This application relates to a user-customized question-answering system based on a knowledge graph that can answer questions accurately. In one aspect, the system includes a user interface configured to receive a question or a reply in the form of a natural language from a user and transmit an answer or reverse question to the user, through a network, and a natural language understanding unit configured to perform natural language analysis and question classification. The system may also include an integrated knowledge graph configured to store or manage a knowledge graph including multi-order relationship triples and a knowledge graph management unit configured to generate a context knowledge graph having entity knowledge graphs and select at least one entity knowledge graph from among the entity knowledge graphs. The system may further include a question target ranking unit configured to generate the answer or the reverse question for the question.

Abstract: A method is disclosed for reconstructing a current block in units of sub-blocks included in the current block. The method includes: decoding transform coefficients in a transform block of the current block, sub-block information indicating a division form of the sub-blocks and transform type information indicating a transform type applied to the transform block from a bitstream; deriving a residual block of the current block from the transform coefficients on the basis of the transform type indicated by the transform type information and the sub-block information; and filtering boundaries of the sub-blocks in a reconstructed block of the current block derived on the basis of the residual block.

Abstract: Disclosed is an interface system including a first neuron cluster that outputs a first neuron signal including a first neuron request and first neuron data by performing a first arithmetic operation, and a first interface circuit that stores the first neuron data and outputs a first response, in response to the first neuron request. The first neuron cluster outputs a second neuron signal including a second neuron request and second neuron data by performing a second arithmetic operation, in response to the first response. Before the first data is transmitted to a second neuron cluster different from the first neuron cluster, the first interface circuit outputs the first response in response to a fact that the first neuron data is stored.

Abstract: The present invention discloses an encoding apparatus using a Discrete Cosine Transform (DCT) scanning, which includes a mode selection means for selecting an optimal mode for intra prediction; an intra prediction means for performing intra prediction onto video inputted based on the mode selected in the mode selection means; a DCT and quantization means for performing DCT and quantization onto residual coefficients of a block outputted from the intra prediction means; and an entropy encoding means for performing entropy encoding onto DCT coefficients acquired from the DCT and quantization by using a scanning mode decided based on pixel similarity of the residual coefficients.

Abstract: Disclosed are a fingerprint forgery detection device and a method of operating the same. The fingerprint forgery detection device includes a memory that stores a first feature signal including biological channel feature information of a user, a transmitter including at least one transmission electrode for transmitting a pulse signal to the user, a receiver including at least one reception electrode for receiving a biological channel response signal in response to the transmitted pulse signal, and a signal processor for processing the biological channel response signal to detect whether a fingerprint is forged, and at least one processor that controls the memory, the transmitter, and the receiver.

Abstract: Disclosed is an amplification circuit, which includes a first amplifier that receives an external signal and performs first band pass filtering on the external signal to output a first filter signal, and a second amplifier that receives the first filter signal and performs second band pass filtering on the first filter signal to output a second filter signal, and a frequency pass bandwidth of the second band pass filtering is narrower than a frequency pass bandwidth of the first band pass filtering.

Abstract: Disclosed is a lighting control system for directing a show. The system includes at least: a master device; and a plurality of slave devices that receive lighting control signals from the master device. The light control signals correspond to seats of a plurality of audiences in an auditorium. The plurality of slave devices receive position information indicating specific positions at which the plurality of slave devices emit a light, light-emitting status information including preset information to classify the plurality of slave devices into a plurality of groups, and group identification number information. The plurality of slave devices are grouped in accordance with received information. The master device controls the grouped plurality of slave devices to emit a light per group basis by broadcasting the lighting control signals including group light-emitting pattern information for each of the plurality of groups of the plurality of slave devices.

Abstract: A hybrid communication device, an operation method thereof, and a communication system including the same are provided. The hybrid communication device includes a contact unit that includes an antenna for receiving a first communication signal and an electrode for receiving a second signal, a switch controller that includes a first switch and a second switch and controls the first switch and the second switch based on a change in capacitance of the electrode, and a signal processing unit that receives at least one of the first communication signal and the second communication signal from the contact unit via the first switch and processes the received signal. The first switch is connected to the contact unit, and the signal processing unit is connected to the first switch.

Abstract: A core-shell copolymer, a method of making the same, and a thermoplastic resin composition including the same are disclosed herein. In some embodiments, a core-shell copolymer includes a core and a shell surrounding the core, the core includes a conjugated diene-based monomer-derived repeating unit and a phosphate-based cross-linking agent-derived cross-linking part represented by Formula 1, and the shell includes a first alkyl (meth)acrylate monomer-derived repeating unit, a second alkyl (meth)acrylate monomer-derived repeating unit, and a sulfonate-based ionic monomer-derived repeating unit represented by Formula 2. The core is 68 parts to 92 parts and the shell is 8 parts to 32 parts, based on 100 parts of the core-shell copolymer, the core has a swell index of 2.7 to 10.9, the shell includes 1 wt % to 16 wt % of the sulfonate-based ionic monomer-derived repeating unit, and the shell has a weight average molecular weight of 105,000 g/mol to 645,000 g/mol.

Abstract: This application relates to a system and method for ensemble question-answering. In one aspect, the system may include a user interface that receives a question input and provides an answer output, and a deep learning network trained to select at least one question-answering engine suitable for a question from among a plurality of question-answering engines. The system may also include a model detection unit that provides the question input and semantic data of the question input to the deep learning network, and receives at least one index corresponding to at least one question-answering engine from the deep learning network. The system may further include an answer generation unit that provides the question input to the at least one question-answering engine and generates the answer output by receiving an answer from the at least one question-answering engine.

Abstract: This application relates to a user-customized question-answering system based on a knowledge graph that can answer questions accurately. In one aspect, the system includes a user interface configured to receive a question or a reply in the form of a natural language from a user and transmit an answer or reverse question to the user, through a network, and a natural language understanding unit configured to perform natural language analysis and question classification. The system may also include an integrated knowledge graph configured to store or manage a knowledge graph including multi-order relationship triples and a knowledge graph management unit configured to generate a context knowledge graph having entity knowledge graphs and select at least one entity knowledge graph from among the entity knowledge graphs. The system may further include a question target ranking unit configured to generate the answer or the reverse question for the question.

Abstract: An aspect of the present disclosure is to provide a refrigerator and a method of controlling the same that protects privacy by designating a user in each storage chamber and allowing only the designated user to use the storage chamber in order to protect the privacy of each user and preventing mishandling of items stored in the refrigerator in advance when the plurality of users share a refrigerator, and prevents mishandling of stored items by prohibiting the use of the storage chamber other than the designated storage chamber. The refrigerator includes a display; a storage chamber configured to allow use only by authorized users; and a controller configured to display information of the storage chamber through the display in response to the completion of user authentication of the storage chamber.

Abstract: A method for creating a content in an electronic device is provided. The method includes acquiring first media data acquired by at least one external electronic device, acquiring second media data on a basis of at least a part of the first media data, recognizing a feature of the second media data acquired by the at least one external electronic device, and creating the content on a basis of at least a part of the feature of the second media data.

Abstract: A method for creating a content in an electronic device is provided. The method includes acquiring first media data acquired by at least one external electronic device, acquiring second media data on a basis of at least a part of the first media data, recognizing a feature of the second media data acquired by the at least one external electronic device, and creating the content on a basis of at least a part of the feature of the second media data.

Abstract: A method for creating a content in an electronic device is provided. The method includes acquiring first media data acquired by at least one external electronic device, acquiring second media data on a basis of at least a part of the first media data, recognizing a feature of the second media data acquired by the at least one external electronic device, and creating the content on a basis of at least a part of the feature of the second media data.

Abstract: A method for creating a content in an electronic device is provided. The method includes acquiring first media data acquired by at least one external electronic device, acquiring second media data on a basis of at least a part of the first media data, recognizing a feature of the second media data acquired by the at least one external electronic device, and creating the content on a basis of at least a part of the feature of the second media data.