Abstract: A gas capture system includes a first heat exchanger that exchanges heat between cold heat of a fuel that is vaporizing and a first gas mixture to cool the first gas mixture, a first dehumidifier that dehumidifies the first gas mixture cooled through the first heat exchanger, a first compressor that presses the first gas mixture passing through the first dehumidifier, a first separation device that separates a second gas mixture including a reference gas from the pressed first gas mixture, and a liquefier that liquefies the reference gas to generate a reference liquid.

Abstract: A method of a communication node may comprise: transmitting required network configurations for applying each of artificial neural network models to a network node; and transmitting a status report of the first model including a model identifier field and a model information field for each of the artificial neural network models to the network node to activate at least one artificial neural network model among the artificial neural network models, wherein each of the required network configurations includes a configuration identifier and network configuration information.

Abstract: A method of a terminal may comprise: receiving a channel state information (CSI) request message from a base station, the CSI request message including first indication information indicating one of quantization configuration information of a first artificial intelligence (AI) model configured in the terminal to encode and transmit CSI; quantizing generated CSI feedback information based on the first indication information; and transmitting a CSI report message including the quantized CSI feedback information to the base station.

Abstract: A method of a terminal may comprise: transmitting channel state prediction-related information to a base station; receiving a channel prediction request signal for a first time instance from the base station; receiving auxiliary reference signal(s) (RS(s)) and a first RS from the base station based on the channel state prediction-related information; and transmitting channel prediction information for the first time instance to the base station, wherein the channel state prediction-related information includes information indicating that channel state information prediction of the terminal is possible, and the channel prediction request signal includes configuration information of the auxiliary RS(s) and configuration information of the first RS.

Abstract: A method of a terminal may comprise: receiving, from a CU of a base station, configuration information of one or more candidate cells and configuration information for measurement; performing L1 measurement on the candidate cells based on the configuration information for measurement; acquiring uplink synchronization for the candidate cells by performing an uplink synchronization management procedure for the candidate cells based on the configuration information of the candidate cells; reporting a result of the L1 measurement to a DU of the base station; receiving, from the DU of the base station, information on a target cell, being the target cell to switch among the candidate cells, based on the result of the L1 measurement; and applying the uplink synchronization acquired through the uplink synchronization management procedure to the target cell.

Abstract: A method of monitoring and managing performance of an artificial neural network model for an air interface may comprise: receiving, by a network (NW) including a communication node performing a function of monitoring and managing performance of an artificial neural network model, a performance metric of the artificial neural network model from a user equipment (UE); and controlling, by the communication node, activation or deactivation of the artificial neural network model according to the performance metric, wherein the artificial neural network model is activated to improve a main performance metric of a mobile communication system including the communication node and the UE connected through an air interface.

Abstract: A method of a terminal may comprise: receiving a first message including state information of a base station from the base station; identifying preliminary inactive state information included in the first message when the state information of the base station indicates a preliminary inactive state; and performing a cell selection based on the preliminary inactive state information.

Abstract: A method of a terminal may comprise: receiving a reference signal from a base station; generating channel information based on the reference signal; generating wavelet-transformed channel information by applying wavelet transform to the channel information; generating compressed channel information by compressing the wavelet-transformed channel information; and transmitting the compressed channel information to the base station.

Abstract: Disclosed is a radar antenna including an antenna body including a first plate and a second plate; a slot radiation part and a slot reception part formed in the first plate; a transmission port and a reception port formed in the second plate; and a waveguide formed by assembling the first and second plates. The slot radiation part includes a first slot radiation part configured to radiate a radio wave in a first detection range, and a second slot radiation part configured to radiate radio waves in a second detection range having a larger width and distance than the first detection range.

Abstract: Disclosed is an air-operated brake actuator, including: a hollow upper housing; a hollow lower housing spaced apart from the upper housing in a lower direction; a coupling housing configured to couple and restrain the upper housing and the lower housing to each other; a piston disposed in the upper housing to divide an inside of the upper housing into a spring chamber and a pressure chamber disposed below the spring chamber; a hollow actuator rod disposed in the piston; a casing bolt head disposed at a lower end of the actuator rod and having an air flow hole formed therein; a pilot lip seal fixed to an outer surface of the casing bolt head to seal an outer end of the air flow hole; and a compression spring installed in the spring chamber.

Abstract: Disclosed is a brake actuator which is able to adjust the operational states of a brake connection to the lower end of a push rod disposed movable upward or downward while passing through the lower end of a service brake housing in such a way that a diaphragm moves upward or downward a pressure plate in response to the elastic force of a compressive spring in a spring chamber and the adjustment of an air pressure in a pressure chamber.

Abstract: Disclosed is an air-operated brake actuator, including: a hollow upper housing; a hollow lower housing spaced apart from the upper housing in a lower direction; a coupling housing configured to couple and restrain the upper housing and the lower housing to each other; a piston disposed in the upper housing to divide an inside of the upper housing into a spring chamber and a pressure chamber disposed below the spring chamber; a hollow actuator rod disposed in the piston; a casing bolt head disposed at a lower end of the actuator rod and having an air flow hole formed therein; a pilot lip seal fixed to an outer surface of the casing bolt head to seal an outer end of the air flow hole; and a compression spring installed in the spring chamber.

Abstract: Disclosed is a brake actuator which is able to adjust the operational states of a brake connection to the lower end of a push rod disposed movable upward or downward while passing through the lower end of a service brake housing in such a way that a diaphragm moves upward or downward a pressure plate in response to the elastic force of a compressive spring in a spring chamber and the adjustment of an air pressure in a pressure chamber.

Abstract: The present disclosure is directed to ensuring a brake to be smoothly locked and released by preventing an air pressure of a spring chamber or a pressure chamber of an air operated brake actuator from being excessively compressed, and also solving a buckling phenomenon of a compression spring.

Abstract: Provided is a chamber case of a brake chamber of a vehicle, which may reduce the weight of a vehicle by applying a plastic resin-based material to the chamber case and also enhance rigidity and durability of the chamber case by forming a reinforcement rib at the chamber case and adjusting a thickness of the chamber case to reinforce weak portions of the chamber case. The chamber case of a brake chamber of a vehicle is configured to surround a power spring and a piston, and a top portion of the chamber case is formed to have a relatively greater thickness than a side portion thereof to reinforce the strength of the chamber case.

Abstract: Provided is a diaphragm mounting of a brake chamber for a vehicle, and in particular, to a diaphragm mounting of a brake chamber for a vehicle, which may exclude a return spring for restoring a diaphragm to an original position. The diaphragm mounting of a brake chamber for a vehicle includes a spring diaphragm assembled between a head and a flange case, a push rod having a top surface closely adhered to a bottom surface of the spring diaphragm, a piston located between the head and the spring diaphragm, and a power spring disposed between a top surface of the piston and a bottom surface of the head to pressurize the piston with an elastic force, wherein a center hole is formed at the center of the spring diaphragm, and the push rod located below the spring diaphragm and the piston located above the spring diaphragm are integrally connected by a coupling unit through the center hole.