Abstract: Disclosed is a method for transmitting and receiving data between a user equipment (UE) and a base station in a narrowband wireless communication system. Specifically, the method includes transmitting, to the UE, a preconfigured uplink (UL) resource (PUR) configuration via RRC signalling, receiving, from the UE, uplink data on the PUR when the UE is in an idle mode, and transmitting, to the UE, a feedback for the uplink data, wherein the feedback is configured to be transmitted on an NPDCCH after a specific time has passed from the PUR reception.

Abstract: The present specification provides a method for transmitting uplink data by using a preset uplink resource (PUR) in a wireless communication system. More specifically, the method, which is performed by a terminal, includes: a step for receiving setting information from a base station in an RRC connected state, the setting information being for transmitting uplink data by using the PUR in an RRC idle state; a step for transitioning from the RRC connected state to the RRC idle state; and a step for using the PUR to transmit the uplink data to the base station in the RRC idle state on the basis of the setting information.

Abstract: Provided is a method for receiving, by a user equipment (UE), a feedback from a base station in a wireless communication system supporting narrowband (NB)-internet of things (IoT). Specifically, the UE receives, from the base station, a preconfigured uplink (UL) resource (PUR) configuration via RRC signalling, transmits, to the base station, uplink data on the PUR when the UE is in an idle mode, and receive, from the base station, the feedback for the uplink data. The feedback is configured to be received on an NPDCCH after a specific time has passed from the PUR transmission.

Abstract: Disclosed are a method and apparatus for performing a random access procedure in a wireless communication system. The method for performing a random access procedure according to an embodiment of the present disclosure may comprise the steps of: receiving, from a base station, configuration information related to random access, wherein the configuration information includes a scaling factor for a back-off indicator (BI) for a specific type of terminal; transmitting a first random access preamble to the base station; receiving, from the base station, a random access response (RAR) in response to the first random access preamble, wherein the RAR includes the BI; and on the basis of the RAR not including a random access preamble identifier (RAPID) associated with the first random access preamble, transmitting a second random access preamble to the base station.

Abstract: A method for transmitting an MTC physical downlink control channel (MPDCCH) by a base station in a wireless communication system supporting machine type communication (MTC). A base station transmits, to a terminal. configuration information related to the transmission of an MPDCCH and maps the MPDCCH onto multiple resource elements (REs) of at least one first symbol constituting a first slot of a special subframe. The special subframe is a subframe in which, among symbols constituting the subframe, the number of symbols for data transmission is smaller than or equal to a predetermined number. The base station transmits the MPDCCH to the terminal over the multiple resource elements, wherein the mapping step is performed by copying at least one second symbol of a second slot adjacent to the first slot onto the at least one first symbol.

Abstract: Disclosed are a method for transmitting a wake up signal (WUS) by a communication device in a wireless communication system, and a device therefor, according to various embodiments. Disclosed are a method for transmitting a WUS by a communication device, and a device therefor, the method comprising the steps for: setting a group WUS configuration related to the setting of a WUS resource for each UE group; transmitting the set group WUS configuration; and transmitting a WUS on the basis of the group WUS configuration, wherein the group WUS configuration is divided into a second WUS configuration for discontinuous reception (DRX) and a first WUS configuration for eDRX.

Abstract: The present specification proposes a method for transmitting and receiving a PUSCH in a wireless communication system, and an apparatus therefor. The method, carried out by a base station, may comprise the steps of: transmitting, to a terminal, configuration information including information regarding an uplink resource and information regarding a transmission beam, wherein a transmission beam of the terminal is determined on the basis of the information regarding the transmission beam; in an RRC idle state or RRC inactive state, for reception of a PUSCH, switching one or more reception beams; receiving, on the basis of the switching, the PUSCH from the terminal on the uplink resource; and determining an optimal reception beam on the basis of the switching.

Abstract: One embodiment of the present invention provides a method for receiving a wake-up signal by a first UE in a wireless communication system, the method comprising the steps of: operating a wake-up receiver during a wake-up signal on-duration by the first UE; and receiving a wake-up signal transmitted by a second UE through the wake-up receiver and then receiving data, wherein information related to the wake-up signal on-duration is commonly signaled to the first UE, which receives the wake-up signal, and the second UE which transmits the wake-up signal. The UE is capable of communicating with at least one of another UE, a UE related to an autonomous driving vehicle, the BS or a network.

Abstract: The present disclosure is related to a method, by a user equipment (UE), for transmitting uplink data through a preconfigured uplink resource (PUR) in a wireless communication system and apparatus therefor. According to the present disclosure, the method comprises, the UE receives, from a base station, PUR configuration information for uplink data transmission based on the PUR in a radio resource control (RRC) connected state; transitions from the RRC connected state to an RRC idle state; performing a timing advance (TA) update procedure based on whether a TA related to uplink transmission timing is valid; and transmits, to the base station, the uplink data on a first resource of the PUR, wherein, based on that a specific resource included in the PUR is included in a TA update performing interval, a transmission for the uplink data on the specific resource is dropped, and a value of a counter for release of the PUR is held regardless of dropping of the uplink data on the specific resource.

Abstract: The present invention relates to a wireless communication system and, more specifically, to a method and an apparatus therefor, the method comprising the steps of: receiving information for scheduling a plurality of transport blocks (TBs); receiving the plurality of TBs on the basis of the information; and transmitting HARQ-ACK information relating to the plurality of TBs, wherein whether HARQ-ACK bundling is applied and/or a structure in which HARQ-ACK bundling is applied is determined on the basis of a specific condition. The UE is capable of communicating with at least one of another UE, a UE related to an autonomous driving vehicle, a base station or a network.

Abstract: The present disclosure provides a method for receiving system information in a wireless communication system supporting a TDD narrowband. More specifically, a method performed by a terminal includes receiving first system information from a base station through an anchor carrier, the first system information including operation mode information on an operation mode of the system; determining a location of a non-anchor carrier for receiving second system information based on the operation mode information; and receiving the second system information from the base station through the non-anchor carrier, in which the operation mode information is configured in a guard band or an in-band. In this way, SIB1-NB is also transmitted and received on the non-anchor carrier.

Abstract: The present invention relates to a wireless communication system, and more particularly, to a method and apparatus for receiving information on a number N of a code block group defined for one transport block from a base station through an upper layer signal, receiving a first transport block including a plurality of code blocks from the base station through a physical layer channel, and transmitting HARQ-ACK payload including HARQ-ACK information on the first transport block to the base station. Preferably, a code block-based CRC is attached to each of the code blocks, a transport block-based CRC is attached to the first transport block, and the HARQ-ACK payload includes a plurality of HARQ-ACK bits corresponding to M code block groups for the first transport block.

Abstract: A method and device for transmitting and receiving a signal in a wireless communication system according to an embodiment of the present disclosure includes: transmitting a physical random access channel (PRACH); and receiving a random access response (RAR) on the basis of the PRACH, wherein the MACH is composed of N_MAX sequences mapped on the frequency domain, the N_MAX sequences are formed of M groups each including N sequences, the N_MAX sequences have the same length, the N_MAX sequences are generated on the basis of the same base sequence; the N sequences respectively have different cyclic shift (CS) values applied thereto; and the pattern of the different CS values may be the same for the M groups.

Abstract: A method of transmitting and receiving a PUSCH in a wireless communication system and a device therefor are disclosed. The method performed by a user equipment (UE) comprises receiving, from a base station (BS), configuration information including information for an uplink resource, information for a sequence, and information for sequence resources related to beams, determining a transmit (Tx) beam among the beams, transmitting, to the BS, the sequence in the sequence resource related to the Tx beam, and transmitting, to the BS, the PUSCH in the uplink resource based on the Tx beam in an RRC idle state or an RRC inactive state.

Abstract: Disclosed in the present invention are a method for operating a terminal and a base station in a wireless communication system supporting a narrowband Internet of Things (NB-IoT), and an apparatus supporting same. According to one embodiment applicable to the present invention, a terminal determines a time interval for receiving an NRS in a non-anchor carrier that is used for paging purposes, and receives the NRS in the time interval. The time interval may be determined on the basis of a specific PO among a plurality of POs related to the terminal.

Abstract: The present invention relates to a wireless communication system, and more particularly, to a method and apparatus for receiving information on a number N of a code block group defined for one transport block from a base station through an upper layer signal, receiving a first transport block including a plurality of code blocks from the base station through a physical layer channel, and transmitting HARQ-ACK payload including HARQ-ACK information on the first transport block to the base station. Preferably, a code block-based CRC is attached to each of the code blocks, a transport block-based CRC is attached to the first transport block, and the HARQ-ACK payload includes a plurality of HARQ-ACK bits corresponding to M code block groups for the first transport block.

Abstract: The present invention relates to a wireless communication system, and more particularly, to a method and apparatus for receiving information on a number N of a code block group defined for one transport block from a base station through an upper layer signal, receiving a first transport block including a plurality of code blocks from the base station through a physical layer channel, and transmitting HARQ-ACK payload including HARQ-ACK information on the first transport block to the base station. Preferably, a code block-based CRC is attached to each of the code blocks, a transport block-based CRC is attached to the first transport block, and the HARQ-ACK payload includes a plurality of HARQ-ACK bits corresponding to M code block groups for the first transport block.

Abstract: A method of operating a first device in a wireless communication system according to at least one of the examples disclosed herein may include receiving, through higher layer signaling, configuration information related to positioning, performing a phase measurement for a reference signal based on the configuration information, and transmitting a measurement report related to positioning based on the phase measurement. The phase measurement may include a pair of a first phase measurement and a second phase measurement. The first phase measurement may be related to a carrier phase measurement (CPM) of a carrier of the reference signal, and the second phase measurement paired with the first phase measurement may have a different resolution than the first phase measurement.

Abstract: A terminal according to one embodiment of the present disclosure can receive a physical downlink control channel (PDCCH) on the basis of the detection of a paging early indication (PEI) and can receive a physical downlink shared channel (PDSCH) on the basis of the PDCCH, a slot in which the PDSCH is to be received can be determined on the basis of one from among a plurality of time domain resource allocation (TDRA) tables set in the terminal, and the value “N” of a TDRA field included in DCI, and the plurality of TDRA tables can include a first TDRA table including at least one entry for same-slot scheduling of the PDCCH and the PDSCH, and a second TDRA table including only entries for cross-slot scheduling of the PDCCH and the PDSCH.

Abstract: The present invention relates to a method for receiving a paging signal in a wireless communication system, and a device therefor, the method comprising the steps of: determining index information indicating a wake up signal (WUS) resource; and monitoring a WUS on the basis of the determined index information, wherein, when a user equipment (UE) supports machine type communication (MTC), the index information indicating the WUS resource is determined on the basis of identification information of the UE, parameters related to a discontinuous reception (DRX) cycle of the UE, information related to the number of paging narrowbands, and information related to the number of UE groups for the WUS.