Abstract: A hot water returning system according to the present disclosure includes a hot water generator that generates hot water, a hot water line that supplies the hot water to a source of demand, a water returning line that returns the hot water to the hot water generator for preheating the hot water in the hot water line, a pump which pumps the hot water for returning of the hot water, and a processor electrically connected to the pump, and the processor is configured to determine a need for preheating corresponding to whether it is necessary to preheat the hot water and a status for use of hot water corresponding to whether the hot water is supplied to a source of demand, and control the pump based on the need for preheating and the status for use of hot water.

Abstract: A method of a terminal for transmitting channel state information for one or more beams comprises the steps of: determining whether group-based beam reporting is configured based on channel state information (CSI) reporting configuration information; measuring reference signal received power (RSRP) for one or more channel state information reference signals (CSI-RS) received through one or more CSI-RS resources; and transmitting, to a base station, the channel state information including a value in a table configured in advance based on whether the group-based beam reporting is configured and one or more CSI-RS RSRP measurement results obtained by the measurement.

Abstract: A heating system, according to one embodiment of the present invention, comprises: a heater for heating the entirety of an indoor space or a predetermined indoor space; an indoor temperature controller for controlling a heating operation of the heater; and a server for determining an insulation rating of a building in which the heater is installed, on the basis of indoor temperature data received from the heater or the indoor temperature controller.

Abstract: A method of a terminal for transmitting channel state information for one or more beams comprises the steps of: determining whether group-based beam reporting is configured based on channel state information (CSI) reporting configuration information; measuring reference signal received power (RSRP) for one or more channel state information reference signals (CSI-RS) received through one or more CSI-RS resources; and transmitting, to a base station, the channel state information including a value in a table configured in advance based on whether the group-based beam reporting is configured and one or more CSI-RS RSRP measurement results obtained by the measurement.

Abstract: A method for providing a V2X service in a next generation wireless access technology (New RAT) comprises: receiving sidelink control information transmitted from other terminal through a sidelink control channel; and receiving sidelink data information transmitted by the other terminal on a sidelink data channel configured in the same slot based on the sidelink control information, wherein the sidelink control information and the sidelink data information are received in N same symbols among 14 symbols constituting the same slot, and the sidelink data information is received in all of the 14 symbols.

Abstract: The apparatus for supplying hot water comprises: at least one processor; a heat exchanger connected to the at least one processor, and configured to receive tap water through a tap water inflow pipe, heat the supplied tap water by means of heat exchange to thereby generate hot water, and discharge the generated hot water through a hot water supply pipe; a burner configured to directly or indirectly provide heat required to generate the hot water; a mixing valve connected to the at least one processor and installed on a mixing pipe connecting the tap water inflow pipe and the hot water supply pipe, and configured to mix the tap water with the hot water discharged from the heat exchanger and flowing through the hot water supply pipe; and a memory connected to the at least one processor and configured to store instructions.

Abstract: A method for providing a V2X service in a next generation wireless access technology (New RAT) comprises: receiving sidelink control information transmitted from other terminal through a sidelink control channel; and receiving sidelink data information transmitted by the other terminal on a sidelink data channel configured in the same slot based on the sidelink control information, wherein the sidelink control information and the sidelink data information are received in N same symbols among 14 symbols constituting the same slot, and the sidelink data information is received in all of the 14 symbols.

Abstract: A hot water supply apparatus according to an embodiment of the present disclosure includes a pump that applies a pressure to a direct water supply line connected to a heat exchanger to supply direct water or hot water to the heat exchanger, a flow rate sensor that measures a flow rate of the direct water or the hot water flowing through the direct water supply line, and a controller that maintains an operating state of the pump during a reference time and confirms a change in a flow rate of the direct water supply line through the flow rate sensor when use of the hot water is stopped while the hot water is used in a state in which the pump is in operation.

Abstract: A water heating apparatus includes a sensor to detect an inflow water amount flowing into the water heating apparatus, and a controller to determine connection or disconnection between the water heating apparatus and a water storage tank, based on the inflow water amount flowing into the water heating apparatus for a preset time duration. Thus, the water heating apparatus determines whether or not the water storage tank is connected thereto based on the amount of inflow water introduced into the water heating apparatus. Then, the water heating apparatus determines the operation mode of the water heating apparatus based on the determination result. Thus, even when the user incorrectly sets the operation mode of the water heating apparatus, the water heating apparatus may actively and correctly operate.

Abstract: A method of a terminal for transmitting channel state information for one or more beams comprises the steps of: determining whether group-based beam reporting is configured based on channel state information (CSI) reporting configuration information; measuring reference signal received power (RSRP) for one or more channel state information reference signals (CSI-RS) received through one or more CSI-RS resources; and transmitting, to a base station, the channel state information including a value in a table configured in advance based on whether the group-based beam reporting is configured and one or more CSI-RS RSRP measurement results obtained by the measurement.

Abstract: Embodiments relate to a method and device for transmitting and receiving sidelink HARQ feedback information. An embodiment relates to a method of receiving, by user equipment, a positioning reference signal (PRS). The user equipment receives configuration information regarding a PRS resource, which is used in reception of a PRS, from a base station, configures the PRS resource for the user equipment in accordance with the configuration information, and receives the PRS from the base station via the PRS resource.

Abstract: The present embodiments may provide a technique of transmitting, by a terminal, channel state information with regard to one or more beams to a base station. The present embodiments provide a method and an apparatus for transmitting, by a terminal, channel state information with regard to one or more beams, the method comprising the steps of: receiving CSI reporting configuration information from a base station; determining whether or not group-based beams are to be reported on the basis of the CSI reporting configuration information; measuring RSRP with regard to CSI-RS received through one or more CSI-RS resources; and transmitting, to the base station, channel state information including values on a predetermined table on the basis of the group-based beam reporting and the CSI-RS RSRP measurement results.

Abstract: The present invention provides a combined heating and hot-water boiler for heating and hot-water. The combined heating and hot-water boiler comprises: a main heat exchanger which heats heating water through heat exchange; a hot-water heat exchanger to which the heating water heated by the main heat exchanger is supplied, and which heats tap water into hot water through heat exchange with the heating water; and a control unit which controls the flow of the heating water having passed through the hot-water heat exchanger to control the formation of at least one of a first flow path for supplying, to an object to be heated, the heating water having passed through the hot-water heat exchanger, and a second flow path for supplying, to the main heat exchanger, the heating water having passed through the hot-water heat exchanger.

Abstract: A hot water returning system according to the present disclosure includes a hot water generator that generates hot water, a hot water line that supplies the hot water to a source of demand, a water returning line that returns the hot water to the hot water generator for preheating the hot water in the hot water line, a pump which pumps the hot water for returning of the hot water, and a processor electrically connected to the pump, and the processor is configured to determine a need for preheating corresponding to whether it is necessary to preheat the hot water and a status for use of hot water corresponding to whether the hot water is supplied to a source of demand, and control the pump based on the need for preheating and the status for use of hot water.

Abstract: The apparatus for supplying hot water comprises: at least one processor; a heat exchanger connected to the at least one processor, and configured to receive tap water through a tap water inflow pipe, heat the supplied tap water by means of heat exchange to thereby generate hot water, and discharge the generated hot water through a hot water supply pipe; a burner configured to directly or indirectly provide heat required to generate the hot water; a mixing valve connected to the at least one processor and installed on a mixing pipe connecting the tap water inflow pipe and the hot water supply pipe, and configured to mix the tap water with the hot water discharged from the heat exchanger and flowing through the hot water supply pipe; and a memory connected to the at least one processor and configured to store instructions.

Abstract: A method for providing a V2X service in a next generation wireless access technology (New RAT) comprises: receiving sidelink control information transmitted from other terminal through a sidelink control channel; and receiving sidelink data information transmitted by the other terminal on a sidelink data channel configured in the same slot based on the sidelink control information, wherein the sidelink control information and the sidelink data information are received in N same symbols among 14 symbols constituting the same slot, and the sidelink data information is received in all of the 14 symbols.

Abstract: The present embodiments may provide a technique of transmitting, by a terminal, channel state information with regard to one or more beams to a base station. The present embodiments provide a method and an apparatus for transmitting, by a terminal, channel state information with regard to one or more beams, the method comprising the steps of: receiving CSI reporting configuration information from a base station; determining whether or not group-based beams are to be reported on the basis of the CSI reporting configuration information; measuring RSRP with regard to CSI-RS received through one or more CSI-RS resources; and transmitting, to the base station, channel state information including values on a predetermined table on the basis of the group-based beam reporting and the CSI-RS RSRP measurement results.

Abstract: The present invention provides a combined heating and hot-water boiler for heating and hot-water. The combined heating and hot-water boiler comprises: a main heat exchanger which heats heating water through heat exchange; a hot-water heat exchanger to which the heating water heated by the main heat exchanger is supplied, and which heats tap water into hot water through heat exchange with the heating water; and a control unit which controls the flow of the heating water having passed through the hot-water heat exchanger to control the formation of at least one of a first flow path for supplying, to an object to be heated, the heating water having passed through the hot-water heat exchanger, and a second flow path for supplying, to the main heat exchanger, the heating water having passed through the hot-water heat exchanger.

Abstract: Embodiments relate to a method and device for transmitting and receiving sidelink HARQ feedback information. An embodiment relates to a method of receiving, by user equipment, a positioning reference signal (PRS). The user equipment receives configuration information regarding a PRS resource, which is used in reception of a PRS, from a base station, configures the PRS resource for the user equipment in accordance with the configuration information, and receives the PRS from the base station via the PRS resource.

Abstract: A water heating apparatus includes a sensor to detect an inflow water amount flowing into the water heating apparatus, and a controller to determine connection or disconnection between the water heating apparatus and a water storage tank, based on the inflow water amount flowing into the water heating apparatus for a preset time duration. Thus, the water heating apparatus determines whether or not the water storage tank is connected thereto based on the amount of inflow water introduced into the water heating apparatus. Then, the water heating apparatus determines the operation mode of the water heating apparatus based on the determination result. Thus, even when the user incorrectly sets the operation mode of the water heating apparatus, the water heating apparatus may actively and correctly operate.