Abstract: Disclosed is an operating method of an electronic device, which includes receiving input data, selecting a program voltage pattern corresponding to the input data from among a plurality of program voltage patterns for storing the input data in a memristor array circuit, and storing the input data in the memristor array circuit depending on the program voltage pattern thus selected. Each of the plurality of program voltage patterns includes a plurality of voltage pulses in which a pulse magnitude gradually increases over time.

Abstract: An optical wireless transmission method according to an embodiment of the present invention comprises the steps of: a modulator receiving transmission data and a transmission image; the modulator generating a reference image on the basis of the transmission image; the modulator generating a data embedded image on the basis of the transmission data and the transmission image; and the transmitter sequentially transmitting the reference image and the data embedded image by means of a light source panel.

Abstract: A mechanical diagnosis method for combustion abnormality using engine noise includes: calculating an Energy K and a Loudness standard deviation index (NSTD) with Kurtosis analysis by a diagnosis controller 30 from noise data measured together with a signal component by rotation excitation of an engine 10; calculating a plurality of order frequency peak order component values by a Modulation Frequency Transform; and distinguishing a cylinder where abnormal combustion occurs from a cylinder where normal combustion occurs by applying a predetermined threshold to these calculated values, thereby classifying, by Modulation Frequency analysis, problem samples of the rotation excitation and combustion excitation influence of the engine in which the abnormality state determination of the engine has been difficult only with energy distribution while overcoming the limitation of Kurtosis analysis.

Abstract: The present invention relates to a method of preparing a poly-?-glutamic acid hydrogel using ultraviolet ray and to a use of the poly-?-glutamic acid hydrogel prepared by the method, and the method of preparing poly-?-glutamic acid hydrogel using ultraviolet irradiation according to the present invention solved the problem of microbial contamination in the poly-?-glutamic acid solution, and produced poly-?-glutamic acid hydrogel in high yield by only a simple treatment process, and as it was confirmed that the poly-?-glutamic acid hydrogel has improved storage stability in a solution, the poly-gamma-glutamic acid hydrogel prepared by the method of preparing the same of the present invention can be provided as a tissue engineering scaffold, artificial organs and bio-ink for 3D printing.

Abstract: Provided are a communication method and apparatus using a hybrid modulation scheme in a communication system. The communication node uses a hybrid modulation scheme in the communication system and includes a processor, a first light-emitting diode (LED) array configured to transmit a first signal by blinking a first LED set according to control of the processor, a second LED array configured to transmit a second signal by blinking a second LED set according to control of the processor, and a memory configured to store one or more instructions executed by the processor. Therefore, performance of the communication system can be improved.

Abstract: A method of managing a battery is disclosed. The method is capable of efficiently managing a battery by measuring a state of charge (SOC) and an energy storage amount of the battery within a short time. A battery management system and an electric vehicle charging system having the battery management system are also disclosed.

Abstract: Disclosed are an organic thermoelectric material and a thermoelectric generator including the same. More particularly, the thermoelectric generator includes an ionically conductive active layer containing a polyanion including an anionic group and a counter cation in a repeat unit thereof; a conductive polymer; and a polyvalent crosslinking agent as a single molecule including a plurality of acid functional groups. First and second electrodes are disposed to be connected to the ionically conductive active layer.

Abstract: An integrated flexible thermoelectric device includes p-type carbon nanoparticle regions and n-type carbon nanoparticle regions which are alternately and continuously connected to each other. In particular, the p-type carbon nanoparticle regions and the n-type carbon nanoparticle regions are formed on the one carbon nanoparticle paper.

Abstract: Disclosed are a display apparatus and an electronic apparatus, the display apparatus including: a main body including a display and a connector; and an adapter connectable to the main body and configured to supply power to the connected main body, the adapter including: a transformer configured to boost an input first alternating current (AC) voltage, a switch including a switching device configured to switch a current flowing in the transformer, a controller configured to control the switching device to output a second AC voltage boosted by the transformer, and the main body including a power factor correction (PFC) converter configured to correct a power factor of the second AC voltage output from the adapter and output a direct current (DC) voltage.

Abstract: The present disclosure relates to a novel use of a sesquiterpene derivative, more particularly to a composition for preventing, improving or treating macular degeneration or macular edema caused by vascular leakage in the eye, the composition containing a sesquiterpene derivative compound represented by Chemical Formula 1 of the present disclosure or a pharmaceutically acceptable salt thereof as an active ingredient. Whereas the intraocular disease-related treating agents available in the market should be injected directly into the vitreous cavity, thus causing pain and side effects, the sesquiterpene derivative compound of the present disclosure is delivered to the target tissue (eye) via different administration routes (oral, intraperitoneal, etc.) other than the intravitreal route. Accordingly, the sesquiterpene derivative compound provides excellent therapeutic effect without being restricted by the administration routes.

Abstract: The present disclosure relates to a polypeptide including an Fc-gamma receptor mutant. The Fc-gamma receptor mutant of the present disclosure is optimized by substituting a part of an amino acid sequence of an Fc-gamma receptor with a different amino acid sequence, so as to provide an excellent selective binding ability to immunoglobulins. Therefore, it can be usefully used for increasing in vivo half-life of drugs, detecting and purifying immunoglobulins, inhibiting organ transplant rejections, or preventing or treating autoimmune diseases.

Abstract: An active vehicle height control method may include securing a road surface profile for unevenness of a road ahead of a vehicle; forming a target vehicle height profile by filtering the road surface profile; forming, by a controller, a disturbance profile using the road surface profile and the target vehicle height profile; estimating, by the controller, vehicle behavior for the disturbance profile; determining, by the controller, an inverse-phase control force that minimizes the estimated vehicle behavior; and driving, by the controller, an actuator using the inverse-phase control force.

Abstract: The present invention relates to a transition metal-based heterogeneous carbonylation reaction catalyst that has an excellent catalytic activity and selectivity in the carbonylation reaction and is easily separated from a product, by crosslinking polymerizing a transition metal-based homogeneous catalyst unit through a Friedel-Craft reaction; and a method for preparing lactone using the same. The transition metal-based heterogeneous carbonylation reaction catalyst allows to produce lactone or succinic anhydride with an epoxide compound while showing a high selectivity, and can be applied in industrial very usefully due to easy separation from the product and thus reusing thereof.

Abstract: Disclosed is a thin film solar cell for BIPV capable of improving a utility value for the exterior by visually changing a black color of an inorganic thin film solar cell into a color of reflected light therefrom to exhibit an exterior appearance having the color without substantially lowering efficiency required for a solar cell to thereby facilitate commercialization of the inorganic thin film solar cell. Also disclosed is a thin film solar cell for BIPV capable of maintaining a maximum power conversion efficiency (PCE) required for a solar cell when used as a finishing material of a building envelope, and visually changing a black color of an inorganic thin film solar cell into a color of reflected light therefrom to be suitable for the exterior with only a slight reduction of relative harvesting efficiency and a short circuit photocurrent density without a decrease of an open circuit voltage Voc.

Abstract: A clock generator including a phase frequency detector configured to compare a phase and a frequency of a reference clock signal with a phase and a frequency of a first output clock signal and generate a detection signal based on a difference in the phases and frequencies of the clock signals; a loop filter configured to generate a first control voltage signal based on the detection signal; a first voltage controlled oscillator configured to generate and output a first output clock signal based on the first control voltage signal, a modulation filter configured to generate a modulation voltage signal based on the reference clock signal and generate a second control voltage signal by combining the modulation voltage signal and the first control voltage signal, and a second voltage controlled oscillator configured to generate and output a second output clock signal based on the second control voltage signal is provided.

Abstract: The present invention relates to a method for providing information on the diagnosis of Parkinson's disease. The present invention also relates to a composition for preventing, ameliorating or treating Parkinson's disease. The present invention uses at least one miRNA whose expression is specifically down- or up-regulated in a Parkinson's disease model. Therefore, the use of the miRNA is effective in diagnosing and treating Parkinson's disease.

Abstract: Disclosed herein are a hydrogel bead, a chemical sensor including the same, and an electronic product including the chemical sensor. The hydrogel bead includes at least one type of polysaccharide physically crosslinked with a cation or an anion, and a pH indicator dye.

Abstract: Disclosed herein are a flexible thermoelectric module cell for a touch sensor, a touch sensor including the same, and a method of manufacturing the flexible thermoelectric module cell for a touch sensor. The flexible thermoelectric module cell is applicable to cells for touch sensors of various designs, without the need for a person to go directly to an industrially dangerous place.

Abstract: A neural network system includes an array circuit and a gate circuit. The array circuit generates output data based on first input data, by a plurality of memory cells. The gate circuit outputs a select signal, based on defect information which is obtained based on the output data. A target memory cell, which is activated in response to the select signal, from among the plurality of memory cells is trained based on second input data, and the defect information is associated with a defect included in the plurality of memory cells.

Abstract: A resource recovery method includes: feeding raw water to a first-stage raw water tank; supplying high-temperature vapor to a first-stage heat exchanger; performing heat exchange between the supplied high-temperature vapor and the raw water in the first-stage raw water tank, changing a portion of the water into vapor and supplying the changed vapor to a subsequent-stage heat exchanger; repeatedly performing the performing step for each of the raw water tanks sequentially in the order from a second state to a n-th stage; being feed to a crystallizer from the n-th stage raw water tank; detecting a turbidity of the raw water fed to the crystallizer from the n-th-stage raw water tank; and extracting crystals of valuable resources contained in the raw water fed to the crystallizer from the n-th-stage raw water tank when the turbidity of the raw water becomes a predetermined value.