Repetition in a configured grant
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may determine resources of a configured grant that are to be used for transmitting repetitions of one or more transport blocks based at least in part on at least one of a quantity of consecutive slots indicated for the configured grant or a quantity of consecutive physical uplink shared channel occasions per slot indicated for the configured grant. The UE may transmit the repetitions of the one or more transport blocks in the determined resources of the configured grant. Numerous other aspects are provided.
1 . A method of wireless communication performed by a user equipment (UE), comprising:
receiving a configuration for a configured grant, wherein the configuration for the configured grant indicates a quantity of consecutive slots and a quantity of consecutive physical uplink shared channel (PUSCH) occasions per slot of the configured grant;
determining resources of the configured grant that are to be used for transmitting repetitions of one or more transport blocks based at least in part on at least one of the quantity of consecutive slots indicated for the configured grant or the quantity of consecutive PUSCH occasions per slot indicated for the configured grant; and
transmitting the repetitions of the one or more transport blocks in the determined resources of the configured grant, wherein the repetitions of the one or more transport blocks are transmitted in the quantity of consecutive slots, and a set of the repetitions that are transmitted without time gaps includes a quantity of repetitions that does not exceed the quantity of consecutive PUSCH occasions per slot, and wherein another set of the repetitions are transmitted without time gaps in a slot that follows an ending symbol of the set of the repetitions if a starting symbol of the other set of the repetitions is before the ending symbol.
2 . The method of claim 1 , wherein the configured grant is in an unlicensed frequency band.
3 . The method of claim 1 , wherein a quantity of consecutive transmission occasions of the configured grant that are to be used for the repetitions of a transport block, of the one or more transport blocks, is based at least in part on the quantity of repetitions indicated for the configured grant by downlink control information activating the configured grant, the configuration for the configured grant, or another configuration.
4 . The method of claim 1 , wherein the repetitions of the one or more transport blocks are transmitted in consecutive transmission occasions of the configured grant, and wherein a quantity of the consecutive transmission occasions used for the repetitions of a transport block, of the one or more transport blocks, corresponds to the quantity of repetitions that is indicated for consecutive slots or for consecutive nominal repetitions of the configured grant.
5 . The method of claim 1 , wherein transmission occasions of the configured grant are based at least in part on the quantity of consecutive PUSCH occasions per slot, the quantity of consecutive slots, and a start and length indicator value that is indicated for a first transmission occasion of a slot.
6 . The method of claim 1 , wherein the repetitions of the one or more transport blocks are transmitted without time gaps in the quantity of consecutive slots.
7 . The method of claim 6 , wherein the repetitions of the one or more transport blocks are transmitted without time gaps regardless of the quantity of consecutive PUSCH occasions per slot.
8 . The method of claim 1 , wherein the set of the repetitions that are transmitted without time gaps are transmitted across multiple slots.
9 . The method of claim 1 , wherein a repetition, of the repetitions, has a time duration and a mapping type that is based at least in part on a start and length indicator value and a mapping type indicated for a first transmission occasion of a slot.
10 . The method of claim 1 , wherein a quantity of transmission occasions in the quantity of consecutive slots is a multiple of the quantity of repetitions indicated for the configured grant.
11 . The method of claim 1 , wherein a quantity of transmission occasions in the quantity of consecutive slots is a multiple of the quantity of consecutive PUSCH occasions per slot.
12 . The method of claim 1 , wherein time resources at an end of the configured grant are invalid for a transmission occasion if the time resources are insufficient for a time duration of the repetitions of a transport block of the one or more transport blocks.
13 . The method of claim 1 , wherein one or more transmission occasions of the configured grant are in time resources at an end of the configured grant that are sufficient for a time duration of a repetition.
14 . The method of claim 1 , wherein time resources at an end of the configured grant are invalid for a transmission occasion if the time resources are insufficient for a time duration of a repetition.
15 . The method of claim 1 , wherein time resources at an end of the configured grant, that are insufficient for a time duration of a repetition, are valid for a transmission occasion if the time resources have a duration that satisfies a threshold value.
16 . The method of claim 1 , wherein the configuration for the configured grant indicates a quantity of transmission occasions for a last slot of the quantity of consecutive slots.
17 . A method of wireless communication performed by a base station, comprising:
transmitting a configuration for a configured grant, wherein the configuration for the configured grant indicates a quantity of consecutive slots and a quantity of consecutive physical uplink shared channel (PUSCH) occasions per slot of the configured grant;
determining resources of the configured grant for a user equipment (UE) that the UE is to use for transmitting repetitions of one or more transport blocks based at least in part on at least one of the quantity of consecutive slots indicated for the configured grant or the quantity of consecutive PUSCH occasions per slot indicated for the configured grant; and
receiving the repetitions of the one or more transport blocks in the determined resources of the configured grant, wherein the repetitions of the one or more transport blocks are received in the quantity of consecutive slots, and a set of the repetitions that are received without time gaps includes a quantity of repetitions that does not exceed the quantity of consecutive PUSCH occasions per slot, and wherein another set of the repetitions are received without time gaps in a slot that follows an ending symbol of the set of the repetitions if a starting symbol of the other set of the repetitions is before the ending symbol.
18 . The method of claim 17 , wherein the configured grant is in an unlicensed frequency band.
19 . The method of claim 17 , wherein a quantity of consecutive transmission occasions of the configured grant that are to be used for the repetitions of a transport block, of the one or more transport blocks, is based at least in part on the quantity of repetitions indicated for the configured grant by downlink control information activating the configured grant, the configuration for the configured grant, or another configuration.
20 . The method of claim 17 , wherein the repetitions of the one or more transport blocks are received in consecutive transmission occasions of the configured grant, and wherein a quantity of the consecutive transmission occasions used for the repetitions of a transport block, of the one or more transport blocks, corresponds to the quantity of repetitions that is indicated for consecutive slots or for consecutive nominal repetitions of the configured grant.
21 . The method of claim 17 , wherein transmission occasions of the configured grant are based at least in part on the quantity of consecutive PUSCH occasions per slot, the quantity of consecutive slots, and a start and length indicator value that is indicated for a first transmission occasion of a slot.
22 . The method of claim 17 , wherein the repetitions of the one or more transport blocks are received without time gaps in the quantity of consecutive slots.
23 . The method of claim 22 , wherein the repetitions of the one or more transport blocks are received without time gaps regardless of the quantity of consecutive PUSCH occasions per slot.
24 . The method of claim 17 , wherein the set of the repetitions that are received without time gaps are received across multiple slots.
25 . The method of claim 17 , wherein a repetition, of the repetitions, has a time duration and a mapping type that is based at least in part on a start and length indicator value and a mapping type indicated for a first transmission occasion of a slot.
26 . The method of claim 17 , wherein a quantity of transmission occasions in the quantity of consecutive slots is a multiple of the quantity of repetitions indicated for the configured grant.
27 . The method of claim 17 , wherein a quantity of transmission occasions in the quantity of consecutive slots is a multiple of the quantity of consecutive PUSCH occasions per slot.
28 . The method of claim 17 , wherein time resources at an end of the configured grant are invalid for a transmission occasion if the time resources are insufficient for a time duration of the repetitions of a transport block of the one or more transport blocks.
29 . The method of claim 17 , wherein one or more transmission occasions of the configured grant are in time resources at an end of the configured grant that are sufficient for a time duration of a repetition.
30 . The method of claim 17 , wherein time resources at an end of the configured grant are invalid for a transmission occasion if the time resources are insufficient for a time duration of a repetition.
31 . The method of claim 17 , wherein time resources at an end of the configured grant, that are insufficient for a time duration of a repetition, are valid for a transmission occasion if the time resources have a duration that satisfies a threshold value.
32 . A user equipment (UE) for wireless communication, comprising:
a memory; and
one or more processors operatively coupled to the memory, the memory and the one or more processors configured to:
receive a configuration for a configured grant, wherein the configuration for the configured grant indicates a quantity of consecutive slots and a quantity of consecutive physical uplink shared channel (PUSCH) occasions per slot of the configured grant;
determine resources of the configured grant that are to be used for transmitting repetitions of one or more transport blocks based at least in part on at least one of the quantity of consecutive slots indicated for the configured grant or the quantity of consecutive PUSCH occasions per slot indicated for the configured grant; and
transmit the repetitions of the one or more transport blocks in the determined resources of the configured grant, wherein the repetitions of the one or more transport blocks are configured to be transmitted in the quantity of consecutive slots, and a set of the repetitions that are configured to be transmitted without time gaps includes a quantity of repetitions that does not exceed the quantity of consecutive PUSCH occasions per slot, and wherein another set of the repetitions are configured to be transmitted without time gaps in a slot that follows an ending symbol of the set of the repetitions if a starting symbol of the other set of the repetitions is before the ending symbol.
33 . The UE of claim 32 , wherein the configured grant is in an unlicensed frequency band.
34 . The UE of claim 32 , wherein a quantity of consecutive transmission occasions of the configured grant that are to be used for the repetitions of a transport block, of the one or more transport blocks, is based at least in part on the quantity of repetitions indicated for the configured grant by downlink control information activating the configured grant, the configuration for the configured grant, or another configuration.
35 . The UE of claim 32 , wherein the repetitions of the one or more transport blocks are configured to be transmitted in consecutive transmission occasions of the configured grant, and wherein a quantity of the consecutive transmission occasions used for the repetitions of a transport block, of the one or more transport blocks, corresponds to the quantity of repetitions that is indicated for consecutive slots or for consecutive nominal repetitions of the configured grant.
36 . The UE of claim 32 , wherein transmission occasions of the configured grant are based at least in part on the quantity of consecutive PUSCH occasions per slot, the quantity of consecutive slots, and a start and length indicator value that is indicated for a first transmission occasion of a slot.
37 . A base station for wireless communication, comprising:
a memory; and
one or more processors operatively coupled to the memory, the memory and the one or more processors configured to:
transmit a configuration for a configured grant, wherein the configuration for the configured grant indicates a quantity of consecutive slots and a quantity of consecutive physical uplink shared channel (PUSCH) occasions per slot of the configured grant;
determine resources of the configured grant for a user equipment (UE) that the UE is to use for transmitting repetitions of one or more transport blocks based at least in part on at least one of the quantity of consecutive slots indicated for the configured grant or the quantity of consecutive PUSCH occasions per slot indicated for the configured grant; and
receive the repetitions of the one or more transport blocks in the determined resources of the configured grant, wherein the repetitions of the one or more transport blocks are configured to be received in the quantity of consecutive slots, and a set of the repetitions that are configured to be received without time gaps includes a quantity of repetitions that does not exceed the quantity of consecutive PUSCH occasions per slot, and wherein another set of the repetitions are configured to be received without time gaps in a slot that follows an ending symbol of the set of the repetitions if a starting symbol of the other set of the repetitions is before the ending symbol.
38 . The base station of claim 37 , wherein the configured grant is in an unlicensed frequency band.
39 . The base station of claim 37 , wherein a quantity of consecutive transmission occasions of the configured grant that are to be used for the repetitions of a transport block, of the one or more transport blocks, is based at least in part on the quantity of repetitions indicated for the configured grant by downlink control information activating the configured grant, the configuration for the configured grant, or another configuration.
40 . The base station of claim 37 , wherein the repetitions of the one or more transport blocks are configured to be received in consecutive transmission occasions of the configured grant, and wherein a quantity of the consecutive transmission occasions used for the repetitions of a transport block, of the one or more transport blocks, corresponds to the quantity of repetitions that is indicated for consecutive slots or for consecutive nominal repetitions of the configured grant.
41 . The base station of claim 37 , wherein transmission occasions of the configured grant are based at least in part on the quantity of consecutive PUSCH occasions per slot, the quantity of consecutive slots, and a start and length indicator value that is indicated for a first transmission occasion of a slot.
42 . A non-transitory computer-readable medium storing a set of instructions for wireless communication, the set of instructions comprising:
one or more instructions that, when executed by one or more processors of a user equipment (UE), cause the UE to:
receive a configuration for a configured grant, wherein the configuration for the configured grant indicates a quantity of consecutive slots and a quantity of consecutive physical uplink shared channel (PUSCH) occasions per slot of the configured grant;
determine resources of the configured grant that are to be used for transmitting repetitions of one or more transport blocks based at least in part on at least one of the quantity of consecutive slots indicated for the configured grant or the quantity of consecutive PUSCH occasions per slot indicated for the configured grant; and
transmit the repetitions of the one or more transport blocks in the determined resources of the configured grant, wherein the repetitions of the one or more transport blocks are configured to be transmitted in the quantity of consecutive slots, and a set of the repetitions that are configured to be transmitted without time gaps includes a quantity of repetitions that does not exceed the quantity of consecutive PUSCH occasions per slot, and wherein another set of the repetitions are configured to be transmitted without time gaps in a slot that follows an ending symbol of the set of the repetitions if a starting symbol of the other set of the repetitions is before the ending symbol.
43 . A non-transitory computer-readable medium storing a set of instructions for wireless communication, the set of instructions comprising:
one or more instructions that, when executed by one or more processors of a base station, cause the base station to:
transmit a configuration for a configured grant, wherein the configuration for the configured grant indicates a quantity of consecutive slots and a quantity of consecutive physical uplink shared channel (PUSCH) occasions per slot of the configured grant;
determine resources of the configured grant for a user equipment (UE) that the UE is to use for transmitting repetitions of one or more transport blocks based at least in part on at least one of the quantity of consecutive slots indicated for the configured grant or the quantity of consecutive PUSCH occasions per slot indicated for the configured grant; and
receive the repetitions of the one or more transport blocks in the determined resources of the configured grant, wherein the repetitions of the one or more transport blocks are configured to be received in the quantity of consecutive slots, and a set of the repetitions that are configured to be received without time gaps includes a quantity of repetitions that does not exceed the quantity of consecutive PUSCH occasions per slot, and wherein another set of the repetitions are configured to be received without time gaps in a slot that follows an ending symbol of the set of the repetitions if a starting symbol of the other set of the repetitions is before the ending symbol.
44 . An apparatus for wireless communication, comprising:
means for receiving a configuration for a configured grant, wherein the configuration for the configured grant indicates a quantity of consecutive slots and a quantity of consecutive physical uplink shared channel (PUSCH) occasions per slot of the configured grant;
means for determining resources of the configured grant that are to be used for transmitting repetitions of one or more transport blocks based at least in part on at least one of the quantity of consecutive slots indicated for the configured grant or the quantity of consecutive PUSCH occasions per slot indicated for the configured grant; and
means for transmitting the repetitions of the one or more transport blocks in the determined resources of the configured grant, wherein the repetitions of the one or more transport blocks are configured to be transmitted in the quantity of consecutive slots, and a set of the repetitions that are configured to be transmitted without time gaps includes a quantity of repetitions that does not exceed the quantity of consecutive PUSCH occasions per slot, and wherein another set of the repetitions are configured to be transmitted without time gaps in a slot that follows an ending symbol of the set of the repetitions if a starting symbol of the other set of the repetitions is before the ending symbol.
45 . An apparatus for wireless communication, comprising:
means for transmitting a configuration for a configured grant, wherein the configuration for the configured grant indicates a quantity of consecutive slots and a quantity of consecutive physical uplink shared channel (PUSCH) occasions per slot of the configured grant;
means for determining resources of the configured grant for a user equipment (UE) that the UE is to use for transmitting repetitions of one or more transport blocks based at least in part on at least one of the quantity of consecutive slots indicated for the configured grant or the quantity of consecutive PUSCH occasions per slot indicated for the configured grant; and
means for receiving the repetitions of the one or more transport blocks in the determined resources of the configured grant, wherein the repetitions of the one or more transport blocks are configured to be received in the quantity of consecutive slots, and a set of the repetitions that are configured to be received without time gaps includes a quantity of repetitions that does not exceed the quantity of consecutive PUSCH occasions per slot, and wherein another set of the repetitions are configured to be received without time gaps in a slot that follows an ending symbol of the set of the repetitions if a starting symbol of the other set of the repetitions is before the ending symbol.
46 . The method of claim 17 , wherein the configuration for the configured grant indicates a quantity of transmission occasions for a last slot of the quantity of consecutive slots.