Downlink control information scheduling multiple downlink or uplink communications
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive, from a network node, downlink control information (DCI) that schedules multiple communications for each of one or more UEs in a group of UEs, the one or more UEs including the UE. The UE may communicate with the network node based at least in part on the multiple communications scheduled for the UE in the DCI. Numerous other aspects are described.
1 . A user equipment (UE) for wireless communication, comprising:
a memory; and
one or more processors, coupled to the memory, configured to:
receive, from a network node, downlink control information (DCI) that schedules multiple communications for each of one or more UEs in a group of UEs in respective communication occasions, the one or more UEs including the UE;
communicate with the network node based at least in part on the multiple communications scheduled for the UE in the DCI;
receive a preemption DCI indicating one or more preempted communication occasions among the respective communication occasions in which the multiple communications for the UE are scheduled; and
refrain from communicating with the network node in the one or more preempted communication occasions based at least in part on the preemption DCI.
2 . The UE of claim 1 , wherein the DCI schedules multiple downlink communications for the UE, and wherein the one or more processors, to communicate with the network node, are configured to:
receive the multiple downlink communications scheduled for the UE.
3 . The UE of claim 1 , wherein the DCI schedules multiple uplink communications for the UE, and wherein the one or more processors, to communicate with the network node, are configured to:
transmit the multiple uplink communications scheduled for the UE.
4 . The UE of claim 1 , wherein the DCI schedules multiple downlink communications and multiple uplink communications for the UE, and wherein the one or more processors, to communicate with the network node, are configured to:
receive the multiple downlink communications scheduled for the UE; and
transmit the multiple uplink communications scheduled for the UE.
5 . The UE of claim 1 , wherein the DCI is a group common DCI associated with the group of UEs.
6 . The UE of claim 5 , wherein the group common DCI is scrambled by a group-specific radio network temporary identifier (RNTI) for group-based scheduling of multiple downlink communications or multiple uplink communications.
7 . The UE of claim 5 , wherein the group common DCI includes a respective scheduling information block for each UE of the group of UEs, wherein the respective scheduling information block for the UE indicates an allocation of resources for the multiple communications scheduled for the UE, and wherein the one or more processors are further configured to:
receive configuration information indicating a location of the respective scheduling information block for the UE in the group common DCI.
8 . The UE of claim 5 , wherein the group common DCI includes a respective scheduling information block for each UE of the one or more UEs for which multiple communications are scheduled, wherein the respective scheduling information block for the UE indicates an allocation of resources for the multiple communications scheduled for the UE, and wherein the one or more processors are further configured to:
receive configuration information associated with determining a starting location of the respective scheduling information block for the UE in the group common DCI.
9 . The UE of claim 5 , wherein the one or more UEs include the UE and one or more other UEs in the group of UEs, and wherein the group common DCI schedules multiple downlink communications for each of the one or more UEs.
10 . The UE of claim 5 , wherein the one or more UEs include the UE and one or more other UEs in the group of UEs, and wherein the group common DCI schedules multiple uplink communications for each of the one or more UEs.
11 . The UE of claim 1 , wherein the DCI includes:
a first scheduling information block for the UE that indicates an allocation of resources for multiple downlink communications scheduled for the UE, and
a second scheduling information block for the UE that indicates an allocation of resources for multiple uplink communications scheduled for the UE.
12 . The UE of claim 11 , wherein the DCI further includes:
a third scheduling information block for another UE in the group of UEs that indicates an allocation of resources for multiple downlink communications scheduled for the other UE; and
a fourth scheduling information block for the other UE that indicates an allocation of resources for multiple uplink communications scheduled for the other UE.
13 . The UE of claim 1 , wherein the preemption DCI is group common DCI associated with the group of UEs, and wherein the preemption DCI further indicates one or more preempted communication occasions among the respective communication occasions in which the multiple communications for another UE, of the one or more UEs, are scheduled.
14 . The UE of claim 1 , wherein the DCI schedules multiple downlink communications and multiple uplink communications for the UE, and wherein the one or more preempted communication occasions include:
at least one preempted downlink occasion among respective downlink occasions in which the multiple downlink communications for the UE are scheduled, and
at least one preempted uplink occasion among respective uplink occasions in which the multiple uplink communications for the UE are scheduled.
15 . The UE of claim 1 , wherein the DCI indicates a pattern of slots for non-orthogonal communications by the UE.
16 . The UE of claim 15 , wherein the one or more processors are further configured to:
receive configuration information indicating multiple patterns of slots for non-orthogonal communications, wherein the DCI indicates a pattern among the multiple patterns of slots for non-orthogonal communications.
17 . The UE of claim 1 , wherein the UE is an extended reality (XR) UE, and wherein the multiple communications scheduled for the UE include multiple communications of XR traffic.
18 . A network node for wireless communication, comprising:
a memory; and
one or more processors, coupled to the memory, configured to:
transmit downlink control information (DCI) that schedules multiple communications for each of one or more user equipments (UEs) in a group of UEs, in respective communication occasions;
communicate with the one or more UEs based at least in part on the multiple communications scheduled for each of the one or more UEs in the DCI; and
transmit a preemption DCI indicating one or more preempted communication occasions among the respective communication occasions in which the multiple communications for at least one UE of the one or more UEs, are scheduled.
19 . The network node of claim 18 , wherein the DCI schedules multiple downlink communications for each of the one or more UEs, and wherein the one or more processors, to communicate with the one or more UEs, are configured to:
transmit the multiple downlink communications scheduled for each of the one or more UEs.
20 . The network node of claim 18 , wherein the DCI schedules multiple uplink communications for each of the one or more UEs, and wherein the one or more processors, to communicate with the one or more UEs, are configured to:
receive the multiple uplink communications scheduled for each of the one or more UEs.
21 . The network node of claim 18 , wherein the DCI schedules multiple downlink communications and multiple uplink communications for at least one UE of the one or more UEs, and wherein the one or more processors, to communicate with the one or more UEs, are configured to:
transmit the multiple downlink communications scheduled for the at least one UE; and
receive the multiple uplink communications scheduled for the at least one UE.
22 . The network node of claim 18 , wherein the DCI is a group common DCI associated with the group of UEs.
23 . The network node of claim 18 , wherein the group of UEs is a group of extended reality (XR) UEs, and wherein the multiple communications scheduled for each of the one or more UEs in the group of UEs include multiple communications of XR traffic.
24 . A method of wireless communication performed by a user equipment (UE), comprising:
receiving, from a network node, downlink control information (DCI) that schedules multiple communications for each of one or more UEs in a group of UEs in respective communication occasions, the one or more UEs including the UE;
communicating with the network node based at least in part on the multiple communications scheduled for the UE in the DCI;
receiving a preemption DCI indicating one or more preempted communication occasions among the respective communication occasions in which the multiple communications for the UE are scheduled; and
refraining from communicating with the network node in the one or more preempted communication occasions based at least in part on the preemption DCI.
25 . The method of claim 24 , wherein the DCI schedules multiple downlink communications for the UE, and wherein communicating with the network node comprises:
receiving the multiple downlink communications scheduled for the UE.
26 . The method of claim 24 , wherein the DCI schedules multiple uplink communications for the UE, and wherein communicating with the network node comprises:
transmitting the multiple uplink communications scheduled for the UE.
27 . The method of claim 24 , wherein the DCI schedules multiple downlink communications and multiple uplink communications for the UE, and wherein communicating with the network node comprises:
receiving the multiple downlink communications scheduled for the UE; and
transmitting the multiple uplink communications scheduled for the UE.
28 . A method of wireless communication performed by a network node, comprising:
transmitting downlink control information (DCI) that schedules multiple communications for each of one or more user equipments (UEs) in a group of UEs;
communicating with the one or more UEs based at least in part on the multiple communications scheduled for each of the one or more UEs in the DCI; and
transmitting preemption DCI indicating one or more preempted communication occasions among the respective communication occasions in which the multiple communications for at least one UE of the one or more UEs, are scheduled.