Sidelink power control under network operation states
Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive, over an access link, first control signaling indicating a correspondence between network operation states of a network and sidelink power control modes of the UE for sidelink communications. The UE may switch from a first sidelink power control mode to a second sidelink power control mode based on a change in a network operation state by the first network entity from a first network operation state to a second network operation state, where the second sidelink power control mode may correspond to the second network operation state. The UE may communicate one or more sidelink messages with the second wireless device, a programmable logic controller, or both over a sidelink channel in accordance with the second sidelink power control mode.
1 . A user equipment (UE) for wireless communications, comprising:
at least one processor; and
at least one memory coupled with the at least one processor, the at least one memory storing instructions executable by the at least one processor to cause the UE to:
receive, over an access link, first control signaling indicating a correspondence between a plurality of network operation states of a first network entity of a network and a plurality of sidelink power control modes of the UE for sidelink communications between the UE and a second wireless device, a programmable logic controller associated with the first network entity, or both;
determine a change in a network operation state by the first network entity from a first network operation state to a second network operation state based at least in part on a first time interval of a pattern of the plurality of network operation states ending and a second time interval of the pattern beginning;
switch from a first sidelink power control mode of the plurality of sidelink power control modes to a second sidelink power control mode of the plurality of sidelink power control modes based at least in part on the change in the network operation state by the first network entity from the first network operation state of the plurality of network operation states to the second network operation state of the plurality of network operation states, wherein the second sidelink power control mode corresponds to the second network operation state; and
communicate one or more sidelink messages with the second wireless device, the programmable logic controller, or both, over a sidelink channel in accordance with the second sidelink power control mode.
2 . The UE of claim 1 , wherein the instructions to receive the first control signaling are further executable by the at least one processor to cause the UE to:
receive the first control signaling that indicates a pattern of the plurality of network operation states, wherein the instructions to switch from the first sidelink power control mode to the second sidelink power control mode are executable by the at least one processor to cause the UE to:
switch from the first sidelink power control mode to the second sidelink power control mode based at least in part on the pattern of the plurality of network operation states indicating that the first network entity is operating in the second network operation state.
3 . The UE of claim 1 , wherein the instructions to receive the first control signaling are executable by the at least one processor to cause the UE to:
receive the first control signaling that indicates to monitor path loss associated with a second network entity that differs from the first network entity, the second wireless device, the programmable logic controller, or any combination thereof, wherein the instructions to communicate the one or more sidelink messages are executable by the at least one processor to cause the UE to:
communicate the one or more sidelink messages with the second wireless device based at least in part on one or more communication parameters for the second sidelink power control mode that correspond to a reference path loss value, the reference path loss value being based on the path loss associated with the second network entity, the second wireless device, the programmable logic controller, or any combination thereof.
4 . The UE of claim 1 , wherein the instructions are further executable by the at least one processor to cause the UE to:
receive a control message that indicates to monitor path loss over an access link between the first network entity and the UE for use as a reference path loss in sidelink power control, wherein the instructions to communicate the one or more sidelink messages are executable by the at least one processor to cause the UE to:
communicate the one or more sidelink messages with the second wireless device based at least in part on one or more communication parameters for the second sidelink power control mode that correspond to a value of the reference path loss.
5 . The UE of claim 1 , wherein the instructions are further executable by the at least one processor to cause the UE to:
determine the change in the network operation state by the first network entity from the first network operation state to the second network operation state based at least in part on reception of a signal from the first network entity that indicates the change in the network operation state.
6 . The UE of claim 1 , wherein the instructions are further executable by the at least one processor to cause the UE to:
communicate one or more second sidelink messages with the programmable logic controller associated with the first network entity in one of the plurality of sidelink power control modes that is based at least in part on an active network operation state of the programmable logic controller and which of the first network operation state of the first network entity or the second network operation state of the first network entity is active.
7 . The UE of claim 1 , wherein the instructions are further executable by the at least one processor to cause the UE to:
receive a plurality of synchronization signal blocks in accordance with a periodicity that is based at least in part on an active network operation state of a programmable logic controller, the first network operation state of the first network entity, the second network operation state of the first network entity, or any combination thereof.
8 . The UE of claim 1 , wherein the instructions are further executable by the at least one processor to cause the UE to:
receive one or more synchronization signal blocks comprising a broadcast channel that indicates an active network operation state of a programmable logic controller associated with the first network entity, the first network operation state of the first network entity, the second network operation state of the first network entity, or any combination thereof.
9 . The UE of claim 1 , wherein the second sidelink power control mode is associated with one or more second values of open-loop power control parameters, closed-loop power control parameters, or both, that are different that one or more first values of open-loop power control parameters, closed-loop power control parameters, or both that are associated with the first sidelink power control mode.
10 . The UE of claim 1 , wherein the instructions are further executable by the at least one processor to cause the UE to:
receive control signaling indicating one or more closed-loop power control parameters, one or more open-loop power control parameters, or both that are associated with one or more of the plurality of sidelink power control modes; and
operate in the first sidelink power control mode or in the second sidelink power control mode using the one or more closed-loop power control parameters, the one or more open-loop power control parameters, or both.
11 . The UE of claim 1 , wherein the plurality of network operation states are associated with an antenna configuration, a transmit power configuration, withholding transmission of a synchronization signal block, withholding transmission of a system information block, or any combination thereof.
12 . The UE of claim 1 , wherein:
the first control signaling is radio resource control signaling.
13 . A method for wireless communications at a user equipment (UE), comprising:
receiving, over an access link, first control signaling indicating a correspondence between a plurality of network operation states of a first network entity of a network and a plurality of sidelink power control modes of the UE for sidelink communications between the UE and a second wireless device, a programmable logic controller associated with the first network entity, or both;
determining a change in a network operation state by the first network entity from a first network operation state to a second network operation state based at least in part on a first time interval of a pattern of the plurality of network operation states ending and a second time interval of the pattern beginning;
switching from a first sidelink power control mode of the plurality of sidelink power control modes to a second sidelink power control mode of the plurality of sidelink power control modes based at least in part on the change in the network operation state by the first network entity from the first network operation state of the plurality of network operation states to the second network operation state of the plurality of network operation states, wherein the second sidelink power control mode corresponds to the second network operation state; and
communicating one or more sidelink messages with the second wireless device, the programmable logic controller, or both over a sidelink channel in accordance with the second sidelink power control mode.
14 . The method of claim 13 , wherein receiving the first control signaling further comprises:
receiving the first control signaling that indicates a pattern of the plurality of network operation states, wherein switching from the first sidelink power control mode to the second sidelink power control mode is based at least in part on the pattern of the plurality of network operation states indicating that the first network entity is operating in the second network operation state.
15 . The method of claim 13 , wherein:
the first control signaling indicates to monitor path loss associated with a second network entity that differs from the first network entity, the second wireless device, the programmable logic controller, or any combination thereof; and
the one or more sidelink messages are communicated with the second wireless device based at least in part on one or more communication parameters for the second sidelink power control mode that correspond to a reference path loss value, the reference path loss value being based on the path loss associated with the second network entity, the second wireless device, the programmable logic controller, or any combination thereof.
16 . The method of claim 13 , further comprising:
receiving a control message that indicates to monitor path loss over an access link between the first network entity and the UE for use as a reference path loss in sidelink power control;
wherein communicating the one or more sidelink messages further comprises communicating the one or more sidelink messages with the second wireless device based at least in part on one or more communication parameters for the second sidelink power control mode that correspond to a value of the reference path loss.
17 . The method of claim 13 , further comprising:
determining the change in the network operation state by the first network entity from the first network operation state of the plurality of network operation states to the second network operation state of the plurality of network operation states based at least in part on reception of a signal from the first network entity that indicates the change in the network operation state.
18 . The method of claim 13 , further comprising:
communicating one or more second sidelink messages with a programmable logic controller associated with the first network entity in one of the plurality of sidelink power control modes that is based at least in part on an active network operation state of the programmable logic controller and which of the first network operation state of the first network entity or the second network operation state of the first network entity is active.
19 . The method of claim 13 , further comprising:
receiving a plurality of synchronization signal blocks in accordance with a periodicity that is based at least in part on an active network operation state of a programmable logic controller, the first network operation state of the first network entity, the second network operation state of the first network entity, or any combination thereof.
20 . The method of claim 13 , further comprising:
receiving one or more synchronization signal blocks comprising a broadcast channel that indicates an active network operation state of a programmable logic controller associated with the first network entity, the first network operation state of the first network entity, the second network operation state of the first network entity, or any combination thereof.
21 . The method of claim 13 , wherein the second sidelink power control mode is associated with one or more second values of open-loop power control parameters, closed-loop power control parameters, or both, that are different that one or more first values of open-loop power control parameters, closed-loop power control parameters, or both that are associated with the first sidelink power control mode.
22 . The method of claim 13 , further comprising:
receiving control signaling indicating one or more closed-loop power control parameters, one or more open-loop power control parameters, or both that are associated with one or more of the plurality of sidelink power control modes; and
operating in the first sidelink power control mode or in the second sidelink power control mode using the one or more closed-loop power control parameters, the one or more open-loop power control parameters, or both.
23 . The method of claim 13 , wherein the plurality of network operation states are associated with an antenna configuration, a transmit power configuration, withholding transmission of a synchronization signal block, withholding transmission of a system information block, or any combination thereof.
24 . The method of claim 13 , wherein the first control signaling is radio resource control signaling.
25 . An apparatus for wireless communications at a user equipment (UE), comprising:
means for receiving, over an access link, first control signaling indicating a correspondence between a plurality of network operation states of a first network entity of a network and a plurality of sidelink power control modes of the UE for sidelink communications between the UE and a second wireless device, a programmable logic controller associated with the first network entity, or both;
means for determining a change in a network operation state by the first network entity from a first network operation state to a second network operation state based at least in part on a first time interval of a pattern of the plurality of network operation states ending and a second time interval of the pattern beginning;
means for switching from a first sidelink power control mode of the plurality of sidelink power control modes to a second sidelink power control mode of the plurality of sidelink power control modes based at least in part on the change in the network operation state by the first network entity from the first network operation state of the plurality of network operation states to the second network operation state of the plurality of network operation states, wherein the second sidelink power control mode corresponds to the second network operation state; and
means for communicating one or more sidelink messages with the second wireless device, the programmable logic controller, or both over a sidelink channel in accordance with the second sidelink power control mode.
26 . The apparatus of claim 25 , wherein:
the first control signaling indicates a pattern of the plurality of network operation states, and wherein switching from the first sidelink power control mode to the second sidelink power control mode is based at least in part on the pattern of the plurality of network operation states indicating that the first network entity is operating in the second network operation state.
27 . The apparatus of claim 25 , wherein:
the first control signaling indicates to monitor path loss associated with a second network entity that differs from the first network entity, the second wireless device, the programmable logic controller, or any combination thereof; and
the one or more sidelink messages are communicated with the second wireless device based at least in part on one or more communication parameters for the second sidelink power control mode that correspond to a reference path loss value, the reference path loss value being based on the path loss associated with the second network entity, the second wireless device, the programmable logic controller, or any combination thereof.
28 . A non-transitory computer-readable medium storing code for wireless communications at a user equipment (UE), the code comprising instructions executable by at least one processor to:
receive, over an access link, first control signaling indicating a correspondence between a plurality of network operation states of a first network entity of a network and a plurality of sidelink power control modes of the UE for sidelink communications between the UE and a second wireless device, a programmable logic controller associated with the first network entity, or both;
determine a change in a network operation state by the first network entity from a first network operation state to a second network operation state based at least in part on a first time interval of a pattern of the plurality of network operation states ending and a second time interval of the pattern beginning;
switch from a first sidelink power control mode of the plurality of sidelink power control modes to a second sidelink power control mode of the plurality of sidelink power control modes based at least in part on the change in the network operation state by the first network entity from the first network operation state of the plurality of network operation states to the second network operation state of the plurality of network operation states, wherein the second sidelink power control mode corresponds to the second network operation state; and
communicate one or more sidelink messages with the second wireless device, the programmable logic controller, or both over a sidelink channel in accordance with the second sidelink power control mode.
29 . The non-transitory computer-readable medium of claim 28 , wherein the instructions to receive the first control signaling are further executable by the at least one processor to:
receive the first control signaling that indicates a pattern of the plurality of network operation states, wherein switching from the first sidelink power control mode to the second sidelink power control mode is based at least in part on the pattern of the plurality of network operation states indicating that the first network entity is operating in the second network operation state.
30 . The non-transitory computer-readable medium of claim 28 , wherein the instructions to receive the first control signaling are further executable by the at least one processor to:
receive the first control signaling that indicates to monitor path loss associated with a second network entity that differs from the first network entity, the second wireless device, the programmable logic controller, or any combination thereof; and wherein the instructions to communicate the one or more sidelink messages are executable by the at least one processor to:
communicate the one or more sidelink messages with the second wireless device based at least in part on one or more communication parameters for the second sidelink power control mode that correspond to a reference path loss value, the reference path loss value being based on the path loss associated with the second network entity, the second wireless device, the programmable logic controller, or any combination thereof.