PUSCH repetition based at least in part on a symbol offset
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may determine, based at least in part on a first symbol offset, a starting symbol and an ending symbol for a first repetition of a plurality of repetitions of a physical uplink shared channel (PUSCH) transmission. The UE may determine, based at least in part on a second symbol offset, a starting symbol and an ending symbol for a second repetition of the plurality of repetitions of the PUSCH transmission. Numerous other aspects are provided.
1 . A method of wireless communication performed by a user equipment (UE), comprising:
transmitting a first repetition of a plurality of repetitions of a physical uplink shared channel (PUSCH) transmission, based at least in part on a first symbol offset, a starting symbol and an ending symbol for the first repetition of the plurality of repetitions of the PUSCH transmission, wherein the first symbol offset comprises a first quantity of one or more unused symbols and wherein the first symbol offset is based at least in part on a beam switching associated with the PUSCH transmission; and
transmitting a second repetition of the plurality of repetitions of the PUSCH transmission, based at least in part on a second symbol offset, a starting symbol and an ending symbol for the second repetition of the plurality of repetitions of the PUSCH transmission, wherein the second symbol offset comprises a second quantity of one or more unused symbols and wherein the second symbol offset is based at least in part on the beam switching associated with the PUSCH transmission.
2 . The method of claim 1 , further comprising:
determining the starting symbol and the ending symbol for the first repetition based at least in part on a duration of the first repetition; and
determining the starting symbol and the ending symbol for the second repetition based at least in part on a duration of the second repetition.
3 . The method of claim 1 ,
wherein the first symbol offset and the second symbol offset are a same symbol offset value; and
wherein the symbol offset value specifies a fixed quantity of symbols for the plurality of repetitions of the PUSCH transmission.
4 . The method of claim 1 ,
wherein the first symbol offset and the second symbol offset are respective variable symbol offset values.
5 . The method of claim 4 ,
wherein the respective variable symbol offset values are indicated in a downlink communication that schedules the PUSCH transmission.
6 . The method of claim 1 , further comprising:
determining a starting slot for the first repetition;
determining the starting symbol for the first repetition within the starting slot for the first repetition;
determining an ending slot for the first repetition; and
determining the ending symbol for the first repetition within the ending slot for the first repetition.
7 . The method of claim 6 ,
wherein determining the starting slot for the first repetition comprises:
determining the starting slot for the first repetition based at least in part on:
a nominal duration of the first repetition,
a starting slot for the PUSCH transmission,
a quantity of symbols included in the starting slot for the first repetition,
a starting symbol for the PUSCH transmission in the starting slot for the PUSCH transmission,
the first symbol offset, and
a repetition index associated with the first repetition.
8 . The method of claim 6 ,
wherein determining the starting symbol for the first repetition within the starting slot for the first repetition comprises:
determining the starting symbol for the first repetition in the starting slot for the first repetition based at least in part on:
a nominal duration of the first repetition,
a starting slot for the PUSCH transmission,
a quantity of symbols per slot,
a starting symbol for the PUSCH transmission in the starting slot for the PUSCH transmission,
the first symbol offset, and
a repetition index associated with the first repetition.
9 . The method of claim 6 ,
wherein determining the ending slot for the first repetition comprises:
determining the ending slot for the first repetition based at least in part on:
a nominal duration of the first repetition,
a starting slot for the PUSCH transmission,
a quantity of symbols per slot,
a starting symbol for the PUSCH transmission in the starting slot for the PUSCH transmission,
the first symbol offset, and
a repetition index associated with the first repetition.
10 . The method of claim 6 ,
wherein determining the ending symbol for the first repetition in the ending slot for the first repetition comprises:
determining the ending symbol for the first repetition within the ending slot for the first repetition based at least in part on:
a nominal duration of each of the plurality of repetitions,
a starting slot for the PUSCH transmission,
a quantity of symbols per slot,
a starting symbol for the PUSCH transmission in the starting slot for the PUSCH transmission,
the first symbol offset, and
a repetition index associated with the first repetition.
11 . The method of claim 1 , further comprising:
determining a starting slot for the second repetition;
determining the starting symbol for the second repetition within the starting slot for the second repetition;
determining an ending slot for the second repetition; and
determining the ending symbol for the second repetition within the ending slot for the second repetition.
12 . The method of claim 11 ,
wherein determining the starting slot for the second repetition comprises:
determining the starting slot for the second repetition based at least in part on:
a nominal duration of the second repetition,
a starting slot for the PUSCH transmission,
a quantity of symbols per slot,
a starting symbol for the PUSCH transmission in the starting slot for the PUSCH transmission,
an accumulation of the first symbol offset and the second symbol offset, and
a repetition index associated with the second repetition.
13 . The method of claim 11 ,
wherein determining the starting symbol for the second repetition within the starting slot for the second repetition comprises:
determining the starting symbol for the second repetition in the starting slot for the second repetition based at least in part on:
a nominal duration of the second repetition,
a starting slot for the PUSCH transmission,
a quantity of symbols per slot,
a starting symbol for the PUSCH transmission in the starting slot for the PUSCH transmission,
an accumulation of the first symbol offset and the second symbol offset, and
a repetition index associated with the second repetition.
14 . The method of claim 11 ,
wherein determining the ending symbol for the second repetition within the ending slot for the second repetition comprises:
determining the starting symbol for the second repetition in the starting slot for the second repetition based at least in part on:
a nominal duration of the second repetition,
a starting slot for the PUSCH transmission,
a quantity of symbols per slot,
a starting symbol for the PUSCH transmission in the starting slot for the PUSCH transmission,
an accumulation of the first symbol offset and the second symbol offset, and
a repetition index associated with the second repetition.
15 . A user equipment (UE) for wireless communication, comprising:
one or more memories; and
one or more processors operatively coupled to the one or more memories, the memory and the one or more processors configured to:
transmit a first repetition of a plurality of repetitions of a physical uplink shared channel (PUSCH) transmission, based at least in part on a first symbol offset, a starting symbol and an ending symbol for the first repetition of the plurality of repetitions of the PUSCH transmission, wherein the first symbol offset comprises a first quantity of one or more unused symbols and wherein the first symbol offset is based at least in part on a beam switching associated with the PUSCH transmission; and
transmit a second repetition of the plurality of repetitions of the PUSCH transmission, based at least in part on a second symbol offset, a starting symbol and an ending symbol for the second repetition of the plurality of repetitions of the PUSCH transmission, wherein the second symbol offset comprises a second quantity of one or more unused symbols and wherein the second symbol offset is based at least in part on the beam switching associated with the PUSCH transmission.
16 . The UE of claim 15 ,
wherein the first symbol offset and the second symbol offset are respective variable symbol offset values.
17 . The UE of claim 16 , wherein the respective variable symbol offset values are indicated in a downlink communication that schedules the PUSCH transmission.
18 . A non-transitory computer-readable medium storing one or more instructions for wireless communication, the one or more instructions comprising:
one or more instructions that, when executed by one or more processors of a user equipment (UE), cause the one or more processors to:
transmit a first repetition of a plurality of repetitions of a physical uplink shared channel (PUSCH) transmission, based at least in part on a first symbol offset, a starting symbol and an ending symbol for the first repetition of the plurality of repetitions of the PUSCH transmission, wherein the first symbol offset comprises a first quantity of one or more unused symbols and wherein the first symbol offset is based at least in part on a beam switching associated with the PUSCH transmission; and
transmit a second repetition of the plurality of repetitions of the PUSCH transmission, based at least in part on a second symbol offset, a starting symbol and an ending symbol for the second repetition of the plurality of repetitions of the PUSCH transmission, wherein the second symbol offset comprises a second quantity of one or more unused symbols and wherein the second symbol offset is based at least in part on the beam switching associated with the PUSCH transmission.
19 . An apparatus for wireless communication, comprising:
means for transmitting a first repetition of a plurality of repetitions of a physical uplink shared channel (PUSCH) transmission, based at least in part on a first symbol offset, a starting symbol and an ending symbol for the first repetition of the plurality of repetitions of the PUSCH transmission, wherein the first symbol offset comprises a first quantity of one or more unused symbols and wherein the first symbol offset is based at least in part on a beam switching associated with the PUSCH transmission; and
means for transmitting a second repetition of the plurality of repetitions of the PUSCH transmission, based at least in part on a second symbol offset, a starting symbol and an ending symbol for the second repetition of the plurality of repetitions of the PUSCH transmission, wherein the second symbol offset comprises a second quantity of one or more unused symbols and wherein the second symbol offset is based at least in part on the beam switching associated with the PUSCH transmission.