Abstract: An embodiment heat pump system of a vehicle includes a first cooling device including a battery module and a first line for circulating a coolant, an air conditioner unit including a compressor, an internal condenser, a main heat exchanger, a first expansion valve, and an evaporator that are interconnected through a refrigerant line for circulating a refrigerant, and a chiller connected to the first cooling device through the first line, connected to the refrigerant line through a first connection line, and configured to adjust a coolant temperature through heat-exchanging a selectively introduced coolant with the refrigerant. The air conditioner unit further includes a second expansion valve, a first valve, a second valve, a second connection line, a third connection line, and a fourth connection line.

Abstract: An in-wheel motor for an electric vehicle is provided, including a motor body (1) including a wheel hub (11) on one side, and a sealing apparatus (2) mounted to the motor body (1) on the opposite side to the wheel hub (11), in which the sealing apparatus (2) includes a first support (510) fixedly coupled to a motor shaft (14) of the motor body (1), a second support (520) fixedly coupled to the motor shaft (14) and disposed outside the first support (520), a third support (530) covering an outer surface of the first support (510) and an outer circumferential surface of the second support (520), and rotated when the motor is operated, and a fourth support (540) coupled to an outer surface of the second support (520) and rotated when the motor is operated.

Abstract: A multilayer electronic component includes: a body including a dielectric layer, and an internal electrode alternately disposed with the dielectric layer; and an external electrode disposed on the body and connected to the internal electrode. A composite layer containing Sn and Ni is disposed at an interface between the internal electrode and the dielectric layer. The internal electrode includes an interface portion between the composite layer and a central portion of the internal electrode. The interface portion includes a ceramic additive.

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 herein are a method for access control using real-time positioning technology and a device using the same. According to a positioning method of a positioning module, the positioning module is configured to measure a location of at least one location-unrecognized device and a location of a terminal, wherein the at least one location-unrecognized device, the terminal and at least one location-recognized device is located in a certain zone, and wherein the positioning module has coordinate information of the at least one location-recognized device and the positioning module has not coordinate information of the at least one location-unrecognized device.

Abstract: A storage device includes a memory controller and a plurality of memory devices. The plurality of memory devices comprise a first memory device coupled to the memory controller and an nth memory device coupled in series to the first memory device, where n is a natural number greater than 1. The memory controller is configured to transmit, to a first memory device, a signal that includes a target ID indicating a selected memory device from among the plurality of memory devices. Each memory device includes a plurality of memory dies, an interface configured to distribute the signal based on the target ID, and a redriver configured to redrive the signal such that the signal is transferred to another memory device.

Abstract: Disclosed are a sound processing apparatus and a sound processing method. The sound processing method includes extracting a desired voice enhanced signal by a sound source separation and a sound extraction. By using a multi-channel blind source separation method based on independent vector analysis, the desired voice enhanced signal is extracted from a channel having the smallest sum of off-diagonal values of a separation adaptive filter when the power of the desired voice signal is larger than that of other voice signals. According to the present disclosure, a user may build a robust artificial intelligence (AI) speech recognition system by using sound source separation and voice extraction using eMBB, URLLC, and mMTC techniques of 5G mobile communication.

Abstract: Disclosed is a method of operating an air purifier by executing an artificial intelligence (AI) algorithm and/or a machine learning algorithm in a fifth generation (5G) environment connected for the Internet of Things. A method for operating an air purifier comprises determining whether an indoor situation is a situation in which protection of a filter is necessary based on sensor information from at least one sensor, in response to a determination that the indoor situation is the situation in which protection of the filter is necessary, suspending an air purifying function, and operating one or more ventilation devices. According to the present disclosure, it is possible to protect the air purifier from a situation in which a life of the filter of the air purifier can be drastically shortened.

Abstract: The present disclosure provides a liquid metal precursor solution, including: metal precursor particles including metal particles and a polymer film surrounding the metal particles; and a solvent mixed with the metal precursor particles, wherein each of the polymer film and the solvent includes a functional group having electrostatic repulsion force to each other so that the metal precursor particles may be dispersed in the solvent.

Abstract: The present technology includes a power supply and a method of operating the same. The power supply includes a main power supply configured to receive external power and output a charge voltage and main power, and an auxiliary power supply including a capacitor array configured to charge auxiliary power using the charge voltage and output the auxiliary power. The auxiliary power supply is configured to periodically repeat a discharge operation and a sub charge operation on the capacitor array when the charging of the capacitor array is started.

Abstract: Provided is a power supply apparatus for supplying power to an external electric device. The power supply apparatus includes: a power outlet unit, to which a power plug of the external electric device is coupled, to supply electricity to the external electric device; a power control unit controlling power supply from the power outlet unit to the external electric device; and a user interface unit connected to the power control unit to receive a power activation code from a user, wherein the power control unit supplies power from the power outlet unit to the external electric device during a usage period corresponding to the power activation code.

Abstract: Various embodiments of the present technology include a soft, conformal class of device configured specifically for mechano-acoustic recording from the skin, capable of being used on nearly any part of the body, in forms that maximize detectable signals and allow for multimodal operation, such as electrophysiological recording. Some embodiments can be configured for use in cardiovascular diagnostics, implantable device diagnostics, and human-machine interfaces (HMIs). In some embodiments, a conformal sensing device for measuring mechano-acoustic recording from skin of a human subject can include a mechano-acoustic sensor, a wireless transmitter, a flexible housing, and/or one or more electrodes.

Abstract: Various embodiments, which relate to an electronic device implanted in tissue of an animal and for delivering stimulation to the neural tissue and operating method thereof, may be configured to generate a control instruction based on a control signal wirelessly received from an external device, and based on the control instruction, to input stimulation through a neural probe formed with flexible material and led out to a predetermined location of the tissue. According to various embodiments, the stimulation includes chemical stimulation by a fluid type of drug, and the neural probe may be formed to flow drug, and may include at least one fluid tube for inputting the chemical stimulation by being opened at one end of the neural probe.

Abstract: Disclosed is a method of operating an air purifier by executing an artificial intelligence (AI) algorithm and/or a machine learning algorithm in a fifth generation (5G) environment connected for the Internet of Things. A method for operating an air purifier comprises determining whether an indoor situation is a situation in which protection of a filter is necessary based on sensor information from at least one sensor, in response to a determination that the indoor situation is the situation in which protection of the filter is necessary, suspending an air purifying function, and operating one or more ventilation devices. According to the present disclosure, it is possible to protect the air purifier from a situation in which a life of the filter of the air purifier can be drastically shortened.

Abstract: Disclosed are a volume adjusting device and an adjusting method thereof for enabling an electronic device such as a TV to perform a volume adjustment operation among operations executable by the electronic device according to a prediction model stored through machine learning based on communication with surrounding devices in a 5G communication environment. According to the present disclosure, when information indicating adjustment of the volume of an electronic device by a user is generated, volume adjustment information may be learned, and the volume may be automatically adjusted to a volume preferred by the user on the basis of the learned information when the user views a video on the electronic device.

Abstract: An integrated circuit includes a voltage monitor circuit having a first input coupled to a reference voltage and a second input, a successive approximation register (SAR) circuit having an input coupled to an output of the voltage monitor circuit, a low drop out (LDO) regulator having an input coupled to an output of the SAR circuit and an output coupled to the second input, a discharge circuit coupled to the LDO output, voltage sensing circuit having a first input coupled to the reference voltage during a trim mode and coupled to the LDO output during a monitor mode, having a second input coupled to the reference voltage, and an output which asserts a sense indicator that indicates when a voltage at the first input goes higher or lower than the reference voltage by a predetermined amount. Control circuitry is configured to, during trim mode, periodically discharge the LDO output voltage.

Abstract: Provided is a power supply apparatus for supplying power to an external electric device. The power supply apparatus includes: a power outlet unit, to which a power plug of the external electric device is coupled, to supply electricity to the external electric device; a power control unit controlling power supply from the power outlet unit to the external electric device; and a user interface unit connected to the power control unit to receive a power activation code from a user, wherein the power control unit supplies power from the power outlet unit to the external electric device during a usage period corresponding to the power activation code.

Abstract: An integrated circuit includes a voltage monitor circuit having a first input coupled to a reference voltage and a second input, a successive approximation register (SAR) circuit having an input coupled to an output of the voltage monitor circuit, a low drop out (LDO) regulator having an input coupled to an output of the SAR circuit and an output coupled to the second input, a discharge circuit coupled to the LDO output, voltage sensing circuit having a first input coupled to the reference voltage during a trim mode and coupled to the LDO output during a monitor mode, having a second input coupled to the reference voltage, and an output which asserts a sense indicator that indicates when a voltage at the first input goes higher or lower than the reference voltage by a predetermined amount. Control circuitry is configured to, during trim mode, periodically discharge the LDO output voltage.

Abstract: Disclosed are a sound processing apparatus and a sound processing method. The sound processing method includes extracting a desired voice enhanced signal by a sound source separation and a sound extraction. By using a multi-channel blind source separation method based on independent vector analysis, the desired voice enhanced signal is extracted from a channel having the smallest sum of off-diagonal values of a separation adaptive filter when the power of the desired voice signal is larger than that of other voice signals. According to the present disclosure, a user may build a robust artificial intelligence (AI) speech recognition system by using sound source separation and voice extraction using eMBB, URLLC, and mMTC techniques of 5G mobile communication.

Abstract: Disclosed are a volume adjusting device and an adjusting method thereof for enabling an electronic device such as a TV to perform a volume adjustment operation among operations executable by the electronic device according to a prediction model stored through machine learning based on communication with surrounding devices in a 5G communication environment. According to the present disclosure, when information indicating adjustment of the volume of an electronic device by a user is generated, volume adjustment information may be learned, and the volume may be automatically adjusted to a volume preferred by the user on the basis of the learned information when the user views a video on the electronic device.