Method for transmitting and receiving signals in wireless communication system, and device for supporting same

1. A method performed by an apparatus in a wireless communication system, the method comprising:

receiving a system information block (SIB); and

transmitting an uplink signal,

wherein, based on the SIB comprising information configuring the uplink signal being allocated to at least one interlace: the uplink signal is allocated to the at least one interlace for transmission,

wherein each interlace included in the at least one interlace is configured with a plurality of resource blocks (RBs) separated by a predetermined frequency interval,

wherein the predetermined frequency interval is configured based on a subcarrier spacing (SCS),

wherein, based on the SCS being 15 kHz, the predetermined frequency interval is configured as 10 RBs, and

wherein, based on the SCS being 30 kHz, the predetermined frequency interval is configured as 5 RBs.

2. The method of claim 1 , wherein the at least one interlace is configured in an unlicensed band.

3. The method of claim 1 ,

wherein, based on the SCS being 60 kHz, the predetermined frequency interval is configured as one of 5 RBs, 3 RBs, or 2.5 RBs.

4. The method of claim 1 ,

wherein, based on the uplink signal being allocated to the at least one interlace for transmission, a mapping relation based on a block interleaver of a predetermined size is satisfied between RB indexes related to the plurality of RBs and virtual resource block (VRB) indexes related to a plurality of VRBs, and

wherein a number of columns in the block interleaver is determined based on a system bandwidth and the predetermined frequency interval.

5. The method of claim 4 ,

wherein the number of columns in the block interleaver is determined to be a value satisfying ceiling (X/L) or floor (X/L),

wherein X is a number of RBs included in the system bandwidth, L is the predetermined frequency interval, and

wherein ceiling denotes a ceiling operation, and floor denotes a flooring operation.

6. The method of claim 4 ,

wherein the plurality of RBs are a plurality of physical resource blocks (PRBs),

wherein the method further comprises receiving information indicating whether to perform VRB-to-PRB mapping based on at least one of system information, radio resource control (RRC) signaling, or downlink control information (DCI),

wherein the mapping relation between the RB indexes and the VRB indexes are satisfied based on: (i) the uplink signal allocated to at least one interlace for transmission, and (ii) the information indicating whether to perform the VRB-to-PRB mapping indicating to perform the VRB-to-PRB mapping.

7. The method of claim 1 , wherein the SIB is remaining minimum system information (RMSI).

8. The method of claim 1 , wherein, based on the SIB comprising information configuring the uplink signal allocated to at least one consecutive RB: the uplink signal is allocated to the at least one consecutive RB for transmission.

9. An apparatus configured to operate in a wireless communication system, the apparatus comprising:

a memory storing instructions; and

at least one processor coupled with the memory and configured to execute the instructions to perform operations comprising:

receiving a system information block (SIB); and

transmitting an uplink signal,

wherein, based on the SIB comprising information configuring the uplink signal being allocated to at least one interlace: the uplink signal is allocated to the at least one interlace for transmission,

wherein each interlace included in the at least one interlace is configured with a plurality of resource blocks (RBs) separated by a predetermined frequency interval,

wherein the predetermined frequency interval is configured based on a subcarrier spacing (SCS),

wherein, based on the SCS being 15 kHz, the predetermined frequency interval is configured as 10 RBs, and

wherein, based on the SCS being 30 kHz, the predetermined frequency interval is configured as 5 RBs.

10. The apparatus of claim 9 , wherein the apparatus is configured to communicate with at least one of a user equipment, a network, or an autonomous driving vehicle other than a vehicle comprising the apparatus.

11. A method performed by an apparatus in a wireless communication system, the method comprising:

transmitting a system information block (SIB); and

receiving an uplink signal,

wherein, based on the SIB comprising information configuring the uplink signal being allocated to at least one interlace: the uplink signal is allocated to the at least one interlace,

wherein each interlace included in the at least one interlace is configured with a plurality of resource blocks (RBs) separated by a predetermined frequency interval,

wherein the predetermined frequency interval is configured based on a subcarrier spacing (SCS),

wherein, based on the SCS being 15 kHz, the predetermined frequency interval is configured as 10 RBs, and

wherein, based on the SCS being 30 kHz, the predetermined frequency interval is configured as 5 RBs.

12. An apparatus configured to operate in a wireless communication system, the apparatus comprising:

a memory storing instructions; and

at least one processor coupled with the memory and configured to execute the instructions to perform operations comprising:

transmitting a system information block (SIB); and

receiving an uplink signal,

wherein, based on the SIB comprising information configuring the uplink signal being allocated to at least one interlace: the uplink signal is allocated to the at least one interlace,

wherein each interlace included in the at least one interlace is configured with a plurality of resource blocks (RBs) separated by a predetermined frequency interval,

wherein the predetermined frequency interval is configured based on a subcarrier spacing (SCS),

wherein, based on the SCS being 15 kHz, the predetermined frequency interval is configured as 10 RBs, and

wherein, based on the SCS being 30 kHz, the predetermined frequency interval is configured as 5 RBs.