Device operating in wireless communication system and operation method therefor
Various embodiments relate to a next generation wireless communication system for supporting a higher data transfer rate and the like beyond the 4 th generation (4G) wireless communication system. According to various embodiments, a device operating in a wireless communication system and an operation method therefor may be provided, and various other embodiments may also be provided.
1. A method performed by a user equipment (UE) in a wireless communication system, the method comprising:
obtaining a comparison result between a total transmit power of uplink (UL) transmissions and a maximum transmit power of the UE; and
based on the comparison result, allocating a transmit power to the UL transmissions according to a first predefined priority,
wherein the UL transmissions comprise a normal sounding reference signal (SRS) transmission and a positing SRS transmission, and
wherein, in the first predefined priority, a priority of the normal SRS transmission is higher than a priority of the positing SRS transmission.
2. The method of claim 1 , further comprising:
allocating the transmit power to the UL transmissions according to the second priority based on that information on a second priority for allocating the transmit power is received,
wherein the allocating the transmit power to the UL transmissions according to the first priority is performed based on that the information on the second priority is not received.
3. The method of claim 2 , wherein the information on the second priority comprises information for sequentially allocating an index to the UL transmissions according to the second priority.
4. The method of claim 1 , wherein the allocating the transmit power to the UL transmissions according to the first priority comprises, based on that information on a plurality of power ratio values for allocating the transmit power is received, allocating maximum transmit power of the UE as transmit power of each of the UL transmissions according to a transmit power allocation ratio of each of the UL transmissions determined based on the plurality of power ratio values and a power value related to each of the UL transmissions, and
wherein each of the plurality of power ratio values is related to a different one of the UL transmissions identified based on the first priority among the UL transmissions.
5. The method of claim 1 , wherein, based on that (i) spatial relation information is received and (ii) a physical cell identifier (PCID) identified from a downlink (DL) reference signal (RS) related to the spatial relation information is different from a PCID configured in the UE, a priority of the positioning SRS transmission is higher than a priority of at least one UL transmission among remaining UL transmissions except for the positioning SRS transmission among the UL transmissions, and
wherein the allocating the transmit power to the UL transmissions according to the first priority is performed based on that (i) the spatial relation information is not received or (ii) the PCID identified from the DL RS is the same as the PCID configured in the UE.
6. The method of claim 1 , wherein the normal SRS transmission is mapped to a first carrier in a frequency domain,
wherein the positioning SRS transmission is mapped to a second carrier different from the first carrier in the frequency domain; and
wherein the normal SRS transmission and the positioning SRS transmission are mapped within the same time interval in a time domain.
7. The method of claim 1 , wherein, based on that the normal SRS transmission and the positioning SRS transmission are configured as the same resource type, a priority of the normal SRS transmission is higher than a priority of the positioning SRS transmission in the first priority, and
wherein the resource type is one of aperiodic transmission, semi-static transmission, or periodic transmission.
8. A user equipment (UE) configured to operate in a wireless communication system, the UE comprising:
a transceiver; and
at least one processor coupled with the transceiver,
wherein the at least one processor is configured to:
obtain a comparison result between a total transmit power of uplink (UL) transmissions and a maximum transmit power of the UE; and
based on the comparison result, allocate a transmit power to the UL transmissions according to a first predefined priority,
wherein the UL transmissions comprise a normal sounding reference signal (SRS) transmission and a positing SRS transmission, and
wherein, in the first predefined priority, a priority of the normal SRS transmission is higher than a priority of the positing SRS transmission.
9. The UE of claim 8 , wherein the at least one processor is configured to allocate the transmit power to the UL transmissions according to the second priority based on that information on a second priority for allocating the transmit power is received, and
wherein the allocating the transmit power to the UL transmissions according to the first priority is performed based on that the information on the second priority is not received.
10. The UE of claim 8 , wherein the normal SRS transmission is mapped to a first carrier in a frequency domain,
wherein the positioning SRS transmission is mapped to a second carrier different from the first carrier in the frequency domain; and
wherein the normal SRS transmission and the positioning SRS transmission are mapped within the same time interval in a time domain.
11. The UE of claim 8 , wherein the at least one processor is configured to communicate with at least one of a mobile terminal, a network, and an autonomous driving vehicle other than a vehicle including the UE.
12. A method performed by a base station (BS) in a wireless communication system, the method comprising:
receiving at least one UL transmission among uplink (UL) transmissions from a user equipment (UE); and
processing the at least one UL transmission,
wherein, based on a comparison result between a total transmit power of the UL transmissions and a maximum transmit power of the UE, a transmit power of the at least one UL transmission is determined as a transmit power is allocated to the UL transmissions according to a first predefined priority,
wherein the UL transmissions comprise a normal sounding reference signal (SRS) transmission and a positioning SRS transmission, and
wherein, in the first priority, a priority of the normal SRS transmission is higher than a priority of the positioning SRS transmission.
13. A base station (BS) operating in a wireless communication system, the BS comprising:
a transceiver; and
at least one processor coupled with the transceiver,
wherein the at least one processor is configured to:
receive at least one UL transmission among uplink (UL) transmissions from a user equipment (UE); and
process the at least one UL transmission,
wherein, based on a comparison result between a total transmit power of the UL transmissions and a maximum transmit power of the UE, a transmit power of the at least one UL transmission is determined as a transmit power is allocated to the UL transmissions according to a first predefined priority,
wherein the UL transmissions comprise a normal sounding reference signal (SRS) transmission and a positioning SRS transmission, and
wherein, in the first priority, a priority of the normal SRS transmission is higher than a priority of the positioning SRS transmission.