Mobility-aware access control
Certain aspects of the present disclosure provide techniques for mobility-aware access control. A method that may be performed by a first wireless device generally includes receiving one or more signals from a second wireless device in the network, wherein the one or more signals provide an indication of a mobility state corresponding to the second wireless device; determining whether to establish a connection with the second wireless device based, at least in part, on the indication of the mobility state corresponding to the second wireless device; and taking one or more actions based on the determination. Other aspects, embodiments, and features are also claimed and described.
1. A method of wireless communication performed by a network node in a network, comprising:
obtaining first mobility state information corresponding to a first cell and third mobility state information corresponding to a wireless device in the network;
determining whether to initiate a handover procedure to hand over the wireless device from the first cell to a second cell based on the first mobility state information, the third mobility state information, and a first signal strength between the wireless device and the first cell being weaker than a second signal strength between the wireless device and the second cell, wherein determining whether to initiate the handover procedure comprises determining, based on the first mobility state information, the third mobility state information, and the first signal strength being weaker than the second signal strength, that the first cell is suitable for the wireless device; and
performing one or more actions based on the determination that the first cell is suitable for the wireless device, wherein performing the one or more actions comprises determining not to initiate the handover procedure to hand over the wireless device from the first cell to the second cell based on the determination that the first cell is suitable for the wireless device.
2. The method of claim 1 , further comprising receiving a measurement report from the wireless device, wherein the measurement report includes measurement information associated with the second cell, wherein obtaining the first mobility state information and the third mobility state information comprises:
inferring the first mobility state information based on prior measurement information or prior location information associated with the first cell; and
inferring the third mobility state information based on prior measurement information or prior location information associated with the wireless device.
3. The method of claim 1 , wherein:
the network node comprises a control unit of an integrated access and backhaul (IAB) node; and
the wireless device comprises one of:
a user equipment (UE); or
a mobile termination component (MT) of an integrated access and backhaul (TAB) node.
4. The method of claim 1 , wherein:
mobility state information provides an indication of at least one of:
a level of mobility comprising one of stationary mobility, low-speed mobility, medium-speed mobility, or high-speed mobility; or
a change or transition from one mobility state to another.
5. The method of claim 1 , further comprising receiving a measurement report from the wireless device, wherein the measurement report includes measurement information associated with the second cell, wherein the measurement report includes an indication of second mobility state information corresponding to the second cell.
6. The method of claim 5 , wherein determining whether to initiate the handover procedure comprises determining whether to initiate the handover procedure based on one or more conditions related to the second mobility state information corresponding to the second cell.
7. A network node, comprising:
a memory; and
a processor coupled to the memory, wherein the processor is configured to:
obtain first mobility state information corresponding to a first cell and third mobility state information corresponding to a wireless device in a network;
determine whether to initiate a handover procedure to hand over the wireless device from the first cell to a second cell based on the first mobility state information, the third mobility state information, and a first signal strength between the wireless device and the first cell being weaker than a second signal strength between the wireless device and the second cell; and
perform one or more actions based on the determination, wherein:
to determine whether to initiate the handover procedure, the processor is configured to determine, based on the first mobility state information, the third mobility state information, and the first signal strength being weaker than the second signal strength, that the first cell is suitable for the wireless device; and
to perform the one or more actions comprises, the processor is configured to determine not to initiate the handover procedure to hand over the wireless device from the first cell to the second cell based on the determination that the first cell is suitable for the wireless device.
8. The network node of claim 7 , wherein:
the processor is configured to receive a measurement report from the wireless device, the measurement report including measurement information associated with the second cell; and
to obtain at least one of the first mobility state information and the third mobility state information, the processor is configured to:
infer the first mobility state information based on prior measurement information or prior location information associated with the first cell; and
infer the third mobility state information based on prior measurement information or prior location information associated with the wireless device.
9. The network node of claim 7 , wherein:
the network node comprises a control unit of an integrated access and backhaul (IAB) node; and
the wireless device comprises one of:
a user equipment (UE); or
a mobile termination component (MT) of an integrated access and backhaul (TAB) node.
10. The network node of claim 7 , wherein:
mobility state information provides an indication of at least one of:
a level of mobility comprising one of stationary mobility, low-speed mobility, medium-speed mobility, or high-speed mobility; or
a change or transition from one mobility state to another.
11. The network node of claim 7 , wherein:
the processor is configured to receive a measurement report from the wireless device, the measurement report including measurement information associated with the second cell; and
the measurement report includes an indication of second mobility state information corresponding to the second cell.
12. The network node of claim 11 , wherein, to determine whether to initiate the handover procedure, the processor is configured to determine whether to initiate the handover procedure based on one or more conditions related to the second mobility state information corresponding to the second cell.
13. A non-transitory computer-readable medium, comprising:
instructions that, when executed by a processor of a network node, cause the network node to:
obtain first mobility state information corresponding to a first cell and third mobility state information corresponding to a wireless device in a network;
determine whether to initiate a handover procedure to hand over the wireless device from the first cell to a second cell based on the first mobility state information, the third mobility state information, and a first signal strength between the wireless device and the first cell being weaker than a second signal strength between the wireless device and the second cell; and
perform one or more actions based on the determination, wherein:
to determine whether to initiate the handover procedure, the instructions cause the network node to determine, based on the first mobility state information, the third mobility state information, and the first signal strength being weaker than the second signal strength, that the first cell is suitable for the wireless device; and
to perform the one or more actions comprise, the instructions cause the network node to determine not to initiate the handover procedure to hand over the wireless device from the first cell to the second cell based on the determination that the first cell is suitable for the wireless device.
14. The non-transitory computer-readable medium of claim 13 , wherein:
the instructions further cause the network node to receive a measurement report from the wireless device, the measurement report including measurement information associated with the second cell; and
to obtain at least one of the first mobility state information and third mobility state information, the instructions cause the network node to:
infer the first mobility state information based on prior measurement information or prior location information associated with the first cell; and
infer the third mobility state information based on prior measurement information or prior location information associated with the wireless device.
15. The non-transitory computer-readable medium of claim 13 , wherein:
the network node comprises a control unit of an integrated access and backhaul (IAB) node; and
the wireless device comprises one of:
a user equipment (UE); or
a mobile termination component (MT) of an integrated access and backhaul (TAB) node.
16. The non-transitory computer-readable medium of claim 13 , wherein:
mobility state information provides an indication of at least one of:
a level of mobility comprising one of stationary mobility, low-speed mobility, medium-speed mobility, or high-speed mobility; or
a change or transition from one mobility state to another.
17. The non-transitory computer-readable medium of claim 13 , wherein:
the instructions further cause the network node to receive a measurement report from the wireless device, the measurement report including measurement information associated with the second cell; and
the measurement report includes an indication of second mobility state information corresponding to the second cell.
18. The non-transitory computer-readable medium of claim 17 , wherein the instructions further cause the network node to determine whether to initiate the handover procedure based on one or more conditions related to the second mobility state information corresponding to the second cell.
19. A network node for wireless communication, comprising:
means for obtaining first mobility state information corresponding to a first cell and third mobility state information corresponding to a wireless device in a network;
means for determining whether to initiate a handover procedure to hand over the wireless device from the first cell to a second cell based on the first mobility state information, the third mobility state information, and a first signal strength between the wireless device and the first cell being weaker than a second signal strength between the wireless device and the second cell, wherein the means for determining whether to initiate a handover procedure further comprise means for determining, based on the first mobility state information, the third mobility state information, and the first signal strength being weaker than the second signal strength, that the first cell is suitable for the wireless device; and
means for performing one or more actions based on the determination, wherein the means for performing the one or more actions comprise means for determining not to initiate the handover procedure to hand over the wireless device from the first cell to the second cell based on the determination that the first cell is suitable for the wireless device.
20. The network node of claim 19 , further comprising means for receiving a measurement report from the wireless device, the measurement report including measurement information associated with the second cell, wherein:
the means for obtaining the first mobility state information and the third mobility state information comprises:
means for inferring the first mobility state information based on prior measurement information or prior location information associated with the first cell; and
means for inferring the third mobility state information based on prior measurement information or prior location information associated with the wireless device.
21. The network node of claim 19 , wherein:
mobility state information provides an indication of at least one of:
a level of mobility comprising one of stationary mobility, low-speed mobility, medium-speed mobility, or high-speed mobility; or
a change or transition from one mobility state to another.
22. The network node of claim 19 , further comprising means for receiving a measurement report from the wireless device, wherein the measurement report includes measurement information associated with the second cell, wherein:
the measurement report includes an indication of second mobility state information corresponding to the second cell.
23. The network node of claim 22 , wherein the means for determining whether to initiate the handover procedure comprises means for determining whether to initiate the handover procedure based on one or more conditions related to the second mobility state information corresponding to the second cell.