Abstract: A method for receiving a signal by a terminal in a wireless communication system according to an embodiment of the present invention can comprise a step for determining REGs, which are to be assumed that the same precoding is used, among REGs comprised in a control resource set on the basis of information relating to precoder granularity, and thus monitoring a control channel candidate. Particularly, if a part of resource blocks overlaps another resource region and particular resource blocks in the resource blocks are no longer contiguous due to the overlapping, the terminal can comprise an assumption that the same precoding is used with respect to the REGs comprised in the particular resource blocks even if the information relating to the precoder granularity corresponds to first configuration.

Abstract: A dish washer includes: a tub defining a washing space, a spray module disposed inside the tub and configured to spray water to the washing space, a sump configured to store water, a washing pump configured to supply the water stored in the sump to the spray module, and an air jet generator disposed below a bottom surface of the tub and configured to receive a portion of the water discharged from the washing pump to generate air bubbles in the water and discharge the water having air bubbles to the washing space. The air jet generator includes an air pulverizing pipe including a first pipe providing a cross-sectional area reducing in a water flowing direction, a second pipe providing a cross-sectional area increasing in the water flowing direction, and an air tab disposed at an upper portion of the second pipe.

Abstract: Disclosed is a method for secured communication by a V2X communication device. A method for secured communication by a V2X communication device comprises the steps of: receiving a message on the basis of V2X communication; extracting adaptive certificate pre-distribution (ACPD) target information when the message includes the ACPD target information; pre-authenticating a short-term certificate; and transferring the pre-authenticated short-term certificate so that the pre-authenticated short-term certificate can be broadcasted at a predicted position.

Abstract: A linear compressor includes a casing, a cylinder forming a compression chamber inside the casing, a piston reciprocating to compress a fluid of the compression chamber, a mover having a movable magnet and reciprocating on the basis of a predetermined reference position to drive the piston, and a stator generating a thrust pushing the mover in the reciprocating direction and a restoring force pushing the mover in a direction toward the reference position according to an interaction with the movable magnet, wherein the stator includes a mover air gap formed to accommodate the mover and a magnetoresistive air gap formed in a position spaced apart from the mover air gap to change magnetic resistance of a magnetic circuit formed along the stator. According to this, a magnetic resonance spring with increased restoring force may be implemented.

Abstract: The present disclosure relates to a washing machine including a tub, a drum, and a detergent supply device configured to supply an additive to the tub. The detergent supply device includes a plurality of cartridges storing additive, a plurality of check valve assemblies connected to the plurality of cartridges and configured to control extracting of the additive, a pump for extracting additive, an inlet channel defining a plurality of flow paths respectively connected to the plurality of check valve assemblies, where the inlet channel is configured to transmit a pressure change generated by the pump to the plurality of check valve assemblies, and a flow path switching valve connected to the pump and the inlet channel and configured to selectively establish fluid communication between the pump and any one of the plurality of flow paths of the inlet channel.

Abstract: Disclosed are a method for transmitting and receiving a synchronization signal in a wireless communication system supporting NarrowBand-Internet of Things (NB-IoT) and an apparatus therefor. Specifically, the method for transmitting and receiving a synchronization signal may include: receiving, from a base station, a narrowband synchronization signal; and performing a cell search procedure for the base station based on the narrowband synchronization signal, in which the narrowband synchronization signal may include a narrowband primary synchronization signal and a narrowband secondary synchronization signal, the narrowband primary synchronization signal and the narrowband secondary synchronization signal may be transmitted in different subframe, and the subframe in which the narrowband secondary synchronization signal is transmitted may be configured differently according to a type of a radio frame structure.

Abstract: A method of transmitting an uplink signal for a terminal configured to support multiple TTI (transmission time interval) lengths in a wireless communication system, includes mapping rank indicator (RI) information to elements on a column of an element matrix in a descending order of a row index from a maximum value of row indexes of the column; mapping ACK/NACK (acknowledgement/non-acknowledgement) information to the elements on the column in a descending order of the row index from a maximum value of the row indexes of the column among remaining elements except the elements of the column used for the RI information; and transmitting the uplink signal including the RI information and the ACK/NACK information.

Abstract: A communication device includes a communication unit configured to receive first path information from a first vehicle and to receive second path information from a second vehicle, and a processor configured to determine a possibility of the first and second vehicles entering a predetermined area based on the first and second path information, and based on the possibility being greater than a reference, transmit a message for controlling at least one of the first vehicle or the second vehicle through the communication unit to allow the first and second vehicles to enter the predetermined area at different time points.

Abstract: The present disclosure provides a method for performing a random-access channel procedure (RACH procedure) by a terminal in a wireless communication system. Specifically, the method may comprise transmitting a first physical random-access channel (PRACH) preamble through message A on the basis of a RACH occasion, and receiving, as a response to message A, a random-access response (RAR) through message B related to contention resolution, wherein on the basis of the first PRACH preamble corresponding to a PRACH preamble mapped to a physical uplink shared channel (PUSCH) occasion, message A comprises the first PRACH preamble and a PUSCH based on the mapped PUSCH occasion, and on the basis of the first PRACH preamble corresponding to a PRACH preamble failed to be mapped to a PUSCH occasion, message A comprises the first PRACH preamble.

Abstract: A laundry treatment apparatus is disclosed, including a cabinet, a tub configured to store water, a drum rotatably disposed inside the tub, a drawer configured to be withdrawable from the cabinet, a housing including a housing body configured to accommodate the drawer and a cover configured to form an upper surface of the housing body, a storage portion including a storage body configured to store liquid detergent and a discharger disposed on the storage body, a supply pump including a connection pipe formed through the housing body, a supply pipe configured to connect the connection pipe and the tub body, and a conveyor portion configured to covey detergent to the supply pipe, a first pump fastener configured to fix an area located above the connection pipe to the cover, and a second pump fastener configured to fix an area located under the connection pipe to the housing body.

Abstract: In a laundry treating apparatus, flat surfaces are installed at both sides of a tub for storing water therein, so that a spacing between each of the both sides of the tub and each side of a cabinet is smaller than a spacing between a lower surface of the tub and a bottom of the cabinet. Further, a control panel is disposed between the lower surface of the tub and the bottom of the cabinet.

Abstract: A method of operating a first user equipment (UE) in a wireless communication system is disclosed. The method includes performing an access stratum (AS) configuration procedure with a second UE by the first UE, and transmitting a radio resource control (RRC) message to a base station (BS) based on failure of the AS configuration procedure by the first UE. The RRC message includes information about a destination identifier (ID) of a unicast link related to the failure of the AS configuration procedure.

Abstract: The present disclosure relates to a wireless communication system, and specifically, a method and an apparatus therefor, the method comprising: generating first A/N information for a first PDSCH group and second A/N information for a second PDSCH group, wherein each PDSCH group is a basic group for an A/N request; based on an A/N for a specific PDSCH not belonging to any PDSCH group being transmitted with the first and second A/N information, appending the A/N for the specific PDSCH after the first and second A/N information; and transmitting control information including the first and second A/N information and the A/N for the specific PDSCH.

Abstract: A motorized shade comprising a motor adapted to lower or raise a shade material for selectively covering an architectural opening based on a position of the sun. The motorized shade comprises a controller adapted to drive the motor phase according to a startup sequence by ramping up amplitude form an initial amplitude to a startup amplitude and ramping up frequency from an initial frequency to a drive frequency, drive the motor phase according to a full drive sequence to move the shade material by driving the motor phase according to a sinusoidal waveform at a set maximum amplitude and at a drive frequency, and drive the motor phase according to a wind down sequence by reducing frequency from the drive frequency to an end frequency and reducing the amplitude from the maximum amplitude to an end amplitude.

Abstract: The vacuum suctioning unit of the present invention includes: a cover provided with an air entrance; an impeller for circulating air that enters the air entrance; a motor provided with a shaft connected to the impeller; a guide device for guiding the flow of air that exits an exit of the impeller; and a motor housing that houses the motor and is provided with an air exit. The guide device includes: a guide body disposed below the impeller; a first guide vane formed on a side surface of the guide body and guiding air discharged from the impeller; and a second guide vane formed on the bottom surface of the guide body and connected to the first guide vane to guide air that is moved by the first guide vane. The entrance angle of the first guide vane is within the range of 10 to 27 degrees.

Abstract: A user equipment is provided with puncturing information indicating a resource to which downlink data is punctured among time-frequency resources to which the downlink data is allocated. The user equipment may decode the downlink data received in the time-frequency resource on the basis of the puncturing information. The downlink data may be mapped to the time-frequency resource by a combined method of a time-first resource mapping method and a frequency-first resource mapping method, or by a distributed resource mapping method.

Abstract: Provided is a method for changing, by a user equipment (UE), packet data convergence protocol (PDCP) version. The method may include: receiving a security mode command message, which includes a first security algorithm configuration for a PDCP of a first system and a second security algorithm configuration for a PDCP of a second system, from a base station (BS); deriving a first security key for the PDCP of the first system, based on the first security algorithm configuration; when the security mode command message passes an integrity protection check based on the first security key, changing the PDCP version from the PDCP of the first system to the PDCP of the second system; deriving a second security key for the PDCP of the second system, based on the second security algorithm configuration; and transmitting a security mode complete message, based on the second security key, to the BS.

Abstract: A downlink transmission timing determination method performed by an integrated access and backhaul (IAB) node comprises: receiving a synchronization offset from a parent node; receiving a parameter related to a timing advance (TA) between an uplink transmission timing and a downlink reception timing; and on the basis of the synchronization offset and the parameter, determining a downlink transmission timing, wherein in comparison with the downlink reception timing, the downlink transmission timing has a time difference corresponding to a value calculated on the basis of the synchronization offset and the parameter.

Abstract: A display panel comprising a light guide plate; a main light source configured to emit light from a first lateral surface of the light guide plate in a first direction; a sub-light source configured to emit light from a second lateral surface vertical to the first lateral surface of the light guide plate in a second direction perpendicular to the first direction; and a liquid crystal panel provided in a front surface of the light guide plate and configured to output image information.