Predictively adapting a radio bearer configuration
Apparatuses, methods, and systems are disclosed for predictively adapting a radio bearer configuration. One method includes receiving an expected quality of service profile pattern for at least one quality of service flow for at least one user equipment. The method includes determining a predictive adaption to a radio bearer configuration based on the expected quality of service profile pattern, wherein the predictive adaption comprises at least one radio bearer remapping to the at least one quality of service flow. The method includes configuring, based on the predictive adaption, a predictive quality of service flow to radio bearer mapping pattern for an expected time window. The method includes transmitting the predictive quality of service flow to radio bearer mapping pattern to the at least one user equipment.
1 . A method performed by a network device, the method comprising:
receiving an expected quality of service (QoS) profile pattern for at least one QoS flow for at least one user equipment (UE);
determining a predictive adaption to a radio bearer configuration based on the expected QoS profile pattern, wherein the predictive adaption comprises at least one radio bearer remapping to the at least one QoS flow;
configuring, based on the predictive adaption, a predictive QoS flow to radio bearer mapping pattern for an expected time window, wherein the predictive QoS flow to radio bearer mapping pattern comprises a series of radio bearer remappings and indicates a time at which each transition is to be performed; and
transmitting the predictive QoS flow to radio bearer mapping pattern to the at least one UE.
2 . The method of claim 1 , further comprising transmitting a request for receiving the expected QoS profile pattern, wherein the request is either a one-time request or a subscription to receiving the expected QoS profile pattern as a service.
3 . The method of claim 1 , wherein the expected QoS profile pattern comprises one or more of:
a QoS flow identifier;
a session identifier;
a UE identifier;
an application identifier;
a predictive QoS remapping pattern, wherein the predictive QoS remapping pattern comprises a list of a sequence of QoS profiles adaptions over the expected time window, or a table of the sequence of QoS profiles adaptions over the expected time window, or both;
a hysteresis tuning threshold;
a hysteresis tuning cause;
an accuracy of prediction;
a time of prediction;
a validity area;
a time horizon, or a time window, or both, wherein the time horizon, or the time window, or both comprises time instances for each expected QoS profile adaption;
an enforcement indication;
an upgrade indication per QoS profile adaption at a given time instance; or
a downgrade indication per QoS profile adaption at a given time instance.
4 . The method of claim 1 , wherein the predictive QoS flow to radio bearer mapping comprises one or more of:
a conditional radio resource reconfiguration indication;
a cause for conditional radio resource reconfiguration;
at least one QoS flow to radio bearer remapping;
a time instance corresponding to each QoS flow to radio bearer remapping of the at least one QoS flow to radio bearer remapping; or
a reevaluation configuration.
5 . The method of claim 1 , wherein a service data adaptation protocol configuration is used to configure the predictive QoS flow to radio bearer mapping.
6 . The method of claim 5 , wherein the service data adaptation protocol configuration comprises an indication of the predictive QoS flow to radio bearer mapping.
7 . The method of claim 1 , wherein transmitting the predictive Qos flow to radio bearer mapping to the at least one UE comprises transmitting the predictive QoS flow to radio bearer mapping to the at least one UE via radio resource control (RRC) signaling.
8 . The method of claim 1 , further comprising transmitting the predictive QoS flow to radio bearer mapping pattern of the at least one UE to a secondary radio access node serving the at least one UE.
9 . An apparatus performed by a network function, the apparatus comprising:
at least one memory; and
at least one processor coupled with the at least one memory and configured to cause the apparatus to:
receive an expected quality of service (QoS) profile pattern for at least one QoS flow for at least one user equipment (UE);
determine a predictive adaption to a radio bearer configuration based on the expected QoS profile pattern, wherein the predictive adaption comprises at least one radio bearer remapping to the at least one QoS flow;
configure, based on the predictive adaption, a predictive QoS flow to radio bearer mapping pattern for an expected time window, wherein the predictive QoS flow to radio bearer mapping pattern comprises a series of radio bearer remappings and indicates a time at which each transition is to be performed; and
transmit the predictive QoS flow to radio bearer mapping pattern to the at least one UE.
10 . The apparatus of claim 9 , wherein the at least one processor is configured to cause the apparatus to transmit a request for receiving the expected QoS profile pattern, wherein the request is either a one-time request or a subscription to receiving the expected Qos profile pattern as a service.
11 . The apparatus of claim 9 , wherein the expected QoS profile pattern comprises one or more of:
a QoS flow identifier;
a session identifier;
a UE identifier;
an application identifier;
a predictive QoS remapping pattern, wherein the predictive Qos remapping pattern comprises a list of a sequence of QoS profiles adaptions over the expected time window, or a table of the sequence of QoS profiles adaptions over the expected time window, or both;
a hysteresis tuning threshold;
a hysteresis tuning cause;
an accuracy of prediction;
a time of prediction;
a validity area;
a time horizon, or a time window, or both, wherein the time horizon, or the time window, or both comprises time instances for each expected QoS profile adaption;
an enforcement indication;
an upgrade indication per QoS profile adaption at a given time instance; or
a downgrade indication per QoS profile adaption at a given time instance.
12 . The apparatus of claim 9 , wherein the predictive QoS flow to radio bearer mapping comprises one or more of:
a conditional radio resource reconfiguration indication;
a cause for conditional radio resource reconfiguration;
at least one QoS flow to radio bearer remapping;
a time instance corresponding to each QoS flow to radio bearer remapping of the at least one QoS flow to radio bearer remapping; or
a reevaluation configuration.
13 . The apparatus of claim 9 , wherein a service data adaptation protocol configuration is used to configure the predictive QoS flow to radio bearer mapping.
14 . The apparatus of claim 13 , wherein the service data adaptation protocol configuration comprises an indication of the predictive QoS flow to radio bearer mapping.
15 . The apparatus of claim 9 , wherein the at least one processor is configured to cause the apparatus to transmit the predictive QoS flow to radio bearer mapping to the at least one UE via radio resource control (RRC) signaling.
16 . The apparatus of claim 9 , wherein the at least one processor is configured to cause the apparatus to transmit the predictive QoS flow to radio bearer mapping pattern of the at least one UE to a secondary radio access node serving the at least one UE.
17 . A method performed by a user equipment (UE), the method comprising:
receiving a predictive quality of service (QoS) flow to radio bearer mapping pattern, wherein the predictive QoS flow to radio bearer mapping pattern is determined based on a predictive adaption comprising at least one radio bearer remapping to at least one QoS flow, and the predictive adaption is determined based on an expected QoS profile pattern for the at least one QoS flow, wherein the predictive QoS flow to radio bearer mapping pattern comprises a series of radio bearer remappings and indicates a time at which each transition is to be performed; and
triggering a radio bearer modification based on the received predictive QoS flow to radio bearer mapping pattern.
18 . The method of claim 17 , wherein the predictive QoS flow to radio bearer mapping pattern comprises a first QoS flow to radio bearer mapping to occur at a first time and a second QoS flow to radio bearer mapping to occur at a second time.
19 . The method of claim 17 , wherein receiving the predictive Qos flow to radio bearer mapping pattern comprises receiving the predictive QoS flow to radio bearer mapping pattern from a master node.
20 . The method of claim 17 , wherein receiving the predictive Qos flow to radio bearer mapping pattern comprises receiving the predictive QoS flow to radio bearer mapping pattern from a secondary node.