Abstract: Provided are an apparatus and method for performing routing for multi-hop communication. A mobile ad-hoc routing apparatus includes a control information manager configured to generate control information for managing a topology in a mobile ad-hoc network, a control information transceiver configured to transmit the control information or information for generating the control information to other nodes and receives control information of the other nodes or information for generating the control information from the other nodes, a data path manager configured to set a path for transmitting and receiving data using the generated control information and the received control information or the information for generating the control information, and a data transceiver configured to transmit and receive the data through the set path. The path for transmitting and receiving the data and a path for transmitting and receiving the control information use channels that are physically different from each other.

Abstract: A power system may include a first motor, a second motor connected in parallel to the first motor, a driver configured to supply a driving current to the first motor and the second motor and a controller configured to control the driver based on the driving current and a rotating speed of the first motor, and when the rotating speed of the first motor is different from a rotating speed of the second motor, the controller may control the driver so that the rotating speed of the first motor is equal to the rotating speed of the second motor. The power system may drive two and more motors at the same speed by applying the driving voltage based on the rotating speed and the driving current of one of two or more motors, using a single driving apparatus.

Abstract: Disclosed herein are a cooling apparatus and a control method thereof. The cooling apparatus using latent heat of a refrigerant includes evaporators evaporating the refrigerant, a compressor compressing the evaporated refrigerant to a high pressure, defrosting heaters removing frost accumulated on the evaporators, a driving unit providing driving current selectively to the compressor or the defrosting heaters, and a control unit controlling the driving unit to provide driving current to the compressor in a cooling operation mode and controlling the driving unit to provide driving current to the defrosting heaters in a defrosting operation mode. The cooling apparatus controls the defrosting heaters using a driving circuit controlling the compressor, and thus lowers the manufacturing costs of a refrigerator operated at DC power.

Abstract: A mobile ad-hoc routing apparatus includes a first communication module and a second communication module configured to transmit and receive data through a first communication band and a second communication band, respectively, a memory configured to store a program for transmitting and receiving the data, and a processor configured to execute the program stored in the memory, wherein when the program is executed, the processor receives first control information broadcast by one or more neighboring nodes via the first communication module and stores the first control information in the memory, wherein the first control information includes current position and communication status information of the neighboring node, the processor updates information on the neighboring node on the basis of the first control information, generates packet forwarding information which includes information on a node which currently allows packet data to be transmitted based on the updated information on the neighboring node, and

Abstract: The present invention relates to a nanophosphor which may be used as a wavelength conversion part of a solar cell, a fluorescent contrast agent, and a light emitting part of a display device, and a synthesis method thereof. The nanophosphor of the present invention is excited by ultraviolet light to exhibit strong green light emission, and has multicolor light emission characteristics capable of controlling a color such as green, yellowish green, yellow, and orange color by only adjusting the amount of a doping agent.

Abstract: A nucleic acid extraction device, which can realize automation, ultra-miniaturization and super-high speed in the nucleic acid extraction reaction, has no limitation to the type of biological specimens that can be used, such as sputum, blood, cells, urine, saliva, tissues, etc., minimize the used amount of the sample solution, and also maintain and/or improve the nucleic acid extraction efficiency with reliability.

Abstract: Provided are a rotor including a demagnetization prevention barrier for preventing the demagnetization of a permanent magnet which is buried along the circumference, a motor including the rotor, and a method of manufacturing the rotor, the rotor including a rotor core provided to be rotatable by attraction and repulsion applied from an outside, a plurality of permanent magnets buried along a circumference of the rotor core to extend in a different direction from a radial direction of the rotor core, and a plurality of demagnetization prevention barriers installed to be spaced apart from both ends of each of the plurality of permanent magnets in an outer circumferential surface direction of the rotor core so that a magnetic flux that causes demagnetization to the plurality of permanent magnets is blocked.

Abstract: A motor driving apparatus includes an AC-DC conversion unit configured to rectify an AC power supplied from an external AC power source, a DC link unit configured to stabilize a voltage rectified by the AC-DC conversion unit, and a DC-AC conversion unit configured to supply the AC power to a motor using the DC voltage from the DC link unit. The DC link unit may include one pair of film capacitors configured to remove a ripple of the rectified voltage, and the DC-AC conversion unit may include a 3-level inverter receiving the DC voltage from the one pair of film capacitors to supply the AC power to the motor.

Abstract: A power supply apparatus, which includes a load, an outside power source to supply the load with a power voltage and a switch electrically connected between the load and the outside power source, including a temperature detector unit configured to detect a temperature of the load, a no-power contact point unit provided with a relay, which is electrically connected between the load and the switch, and configured to activate a contact point of the relay before the power voltage is applied to the load, and a control unit configured to turn on the switch according to a power supply command that is input from an outside and configured to control an on/off of the switch according to the temperature of the load detected.

Abstract: An arc fault detector, an electrical device having the arc fault detector, and a method of controlling the electrical device. The arc fault detector includes a current detector to detect current flowing through a plurality of loads in an electrical device, a filter unit to pass current having a frequency equal to or higher than a predetermined cut-off frequency from the frequency of the detected current, a comparison unit to compare a voltage of the passed current with a predetermined threshold voltage and output a comparison signal based on a comparison result, and a controller to determine whether an arc fault has been generated by comparing the comparison signal with a predetermined reference arc fault signal, determine a load having the arc fault from among the plurality of loads, and control cut-off of power to the determined load.

Abstract: The present invention relates to a nanophosphor which may be used as a wavelength conversion part of a solar cell, a fluorescent contrast agent, and a light emitting part of a display device, and a synthesis method thereof. The nanophosphor of the present invention is excited by ultraviolet light to exhibit strong green light emission, and has multicolor light emission characteristics capable of controlling a color such as green, yellowish green, yellow, and orange color by only adjusting the amount of a doping agent.

Abstract: The present invention relates to a novel method for preparing a water-insoluble metal hydroxide, and a use thereof. The water-insoluble metal hydroxide of the present invention is conveniently and efficiently prepared s through the high-temperature heat treatment step two times and the washing step, and thus contains a small amount of an alkali metal and has a high crystallinity and a phase purity. The water-insoluble metal hydroxide of the present invention or metal oxide therefrom exhibits an absorption wavelength at a low wavelength range (for example, 490 nm or less) and a light emitting wavelength at a high wavelength range (for example, from 500 nm or more to less than 1,100 nm).

Abstract: The present invention relates to an apparatus and a method for augmented cognition that can improve the cognitive ability of a worker by collecting various sensed data in a work place, generating artificial sensory information based on the collected sensed data, and providing the generated artificial sensory information in the form of an augmented cognition service.

Abstract: According to the present invention, a PCR device including two heating blocks which is used for nucleic acid amplification reactions is disclosed. Using the PCR device of the present invention, nucleic acid amplification reactions can be efficiently performed.

Abstract: The present invention relates to a flexible thermoelectric device and a manufacturing method thereof, and a thermoelectric material is formed on a mesh type substrate made of a glass fabric, and the like. According to the present invention, since the thermoelectric material is supported by a mesh type substrate without a substrate made of alumina, and the like, the thermoelectric device has a high flexibility and a light weight, and thermal loss is minimized by the substrate to maximize thermoelectric efficiency.

Abstract: The present disclosure provides a method of detecting and diagnosing metastatic spread of cancer to the brain by analyzing the product of a gene signature. Gene signatures detailed herein are specific to the brain metastasis and not dependent upon the genetic signature of the primary tumor. Accordingly, disclosed method can be used to guide therapeutic intervention and further diagnostic analysis.

Abstract: The present invention relates to a microfluidic chip for extracting nucleic acids, a nucleic acid extraction device having the same, and a nucleic acid extraction method using the same that can provide micro-miniaturization and ultra high speed, while maintaining and/or improving reliable nucleic acid extraction efficiencies, unlike the existing nucleic acid extraction device and method.

Abstract: The disclosure relates to an endothelin receptor antagonist for use in the prevention or treatment of brain metastases in combination with a cytotoxic chemotherapy agent, radiotherapy or both. The endothelin receptor antagonist may for example be bosentan, macitentan or a mixture of bosentan and macitentan.

Abstract: According to the present invention, a PCR device including two heating blocks which is used for nucleic acid amplification reactions is disclosed. Using the PCR device of the present invention, nucleic acid amplification reactions can be efficiently performed.

Abstract: A direct current (DC) power supply apparatus includes an input unit configured to receive an outside DC power; a plurality of polarity correction units configured to correct the polarity of the outside DC power; a plurality of switch units installed to correspond to each of the plurality of polarity correction units; a detection unit configured to detect a flow of current of the plurality of polarity correction unit; and a control unit configured to determine a polarity correction unit, at which current of DC power flows, among the plurality of correction units based on a detection signal of transmitted from the detection unit, and control the switch unit corresponding to the determined polarity correction unit at an ON position such that the current of DC power flows through the switch unit which is controlled at the ON position.