Inter-node coordination for visible and perceived quality reporting of wireless access networks in dual connectivity

Abstract

A method, system, and apparatus are disclosed. A method is described in a first network node configured to communicate with a user equipment (UE) and a second network node. At least the UE is configurable to communicate using multi-radio connectivity with the first network node and the second network node. The method includes coordinating with the second network node to determine which of the first network node and the second network node has a report corresponding to a service type associated with the UE. Furthermore, the method includes determining which of the first network node and the second network node carries data for an application session that is subject to a quality of experience measurement associated with the report, and performing one or more actions to ensure that one of the first network node and the second network node carrying the data obtains the report.

Claims

1. A method in a first network node (16a) configured to communicate with a user equipment (UE) (22) and a second network node (16b), wherein the UE (22) is configurable to communicate using multi-radio connectivity with the first network node (16a) and the second network node (16b), the method is performed by the first network node (16a) while the multi-radio connectivity is established and maintained, and the method is To determine which of the first network node (16a) and the second network node (16b) has a report corresponding to the service type related to the UE (22), the second network node (16b) is coordinated with (S144), Determining which of the first network node (16a) and the second network node (16b) will carry the data for the application session that is subject to the perceived quality measurement related to the report (S146), To ensure that one of the first network node (16a) and the second network node (16b) that transports the data acquires the report, one or more actions are taken (S148) Methods that include...

2. The aforementioned coordination, The first network node (16a) transmits a first instruction to the second network node (16b) indicating that it has received the report from the UE (22), The second network node (16b) receives a second instruction from the second network node (16b) indicating that it has received the report from the UE (22). The method according to claim 1, comprising one of the following.

3. The aforementioned report comprises one or more of the following: a data radio bearer (DRB) identifier (ID), a quality of service (QoS) flow ID, and a packet data unit (PDU) session ID. The determination of which of the first network node (16a) and the second network node (16b) will carry the data for the application session is based on one or more of the DRB ID, the QoS flow ID, and the PDU session ID. The method according to claim 1.

4. The method described above is Receiving the report from the aforementioned UE(22) The method according to claim 1, further comprising:

5. Performing one or more of the aforementioned actions means Transmitting the report to the second network node (16b) when the second network node (16b) carries the data for the application session, wherein the transmitted report is available to the second network node (16b) to either or both transmit signaling related to the service type to the UE (22) and receive from the UE (22). The method according to claim 4, including the method described in claim 4.

6. Performing one or more of the aforementioned actions means Receiving the report from the second network node (16b) when the first network node (16a) is carrying the data for the application session, wherein the received report is available to the first network node (16a) to send and receive signaling related to the service type to the UE (22) or to the UE (22), or both. The method according to claim 1, including the method described in claim 1.

7. A first network node (16a) configured to communicate with a user equipment (UE) (22) and a second network node (16b), wherein at least the UE (22) is configurable to communicate using multi-wireless connectivity with the first network node (16a) and the second network node (16b), and the first network node (16a) is configured to communicate while the multi-wireless connectivity is established and maintained. To determine which of the first network node (16a) and the second network node (16b) has a report corresponding to the service type related to the UE (22), the second network node (16b) is coordinated with the second network node (16b), To determine which of the first network node (16a) and the second network node (16b) will carry the data for the application session undergoing the perceived quality measurement related to the report, To ensure that one of the first network node (16a) and the second network node (16b) that transports the data receives the report, one or more actions are taken. A first network node (16a) configured to perform the following actions.

8. The first network node according to claim 7, further configured to carry out the method described in any one of claims 2 to 6.

9. A method in a user equipment (UE) (22) configured to communicate using multi-radio connectivity with a first network node (16a) and a second network node (16b), wherein the method is performed by the UE (22) while the multi-radio connectivity is established and maintained, and the method is S150 transmits a report to one of the first network node (16a) and the second network node (16b) corresponding to a service type associated with the UE (22), wherein the report comprises one or more of a data radio bearer (DRB) identifier (ID), a quality of service (QoS) flow ID, and a packet data unit (PDU) session ID, and which of the first network node (16a) and the second network node (16b) carries data for an application session is determined based on one or more of the DRB ID, the QoS flow ID, and the PDU session ID. Methods that include...

10. The aforementioned method, Determine which of the first network node (16a) and the second network node (16b) will carry the data for the application session receiving the perceived quality measurement related to the report, and determine the capability indications available to one or both of the first network node (16a) and the second network node (16b) in order to perform one or more actions to ensure that one of the first network node (16a) and the second network node (16b) that carries the data acquires the report, Transmitting the capability instruction to one or both of the first network node (16a) and the second network node (16b) The method according to claim 9, further comprising:

11. When the report is transmitted to the first network node (16a), the one or more actions are: The first network node (16a) transmits the report to the second network node (16b) when the second network node (16b) carries the data for the application session, the transmitted report being available to the second network node (16b) for either or both of transmitting and receiving signaling related to the service type to the UE (22). The method according to claim 10, including the method described in claim 10.

12. The one or more actions described above are: The first network node (16a) receives the report from the second network node (16b) when the first network node (16a) carries the data for the application session, the received report being available to the first network node (16a) to send and receive signaling related to the service type to the UE (22) or both. The method according to claim 10, including the method described in claim 10.

13. The method according to claim 10, wherein the perceived quality measurement is one or both of a perceived quality (QoE) measurement and a wireless access network (RAN) visible perceived quality (RVQoE) measurement.

14. A user device (UE) (22) configured to communicate using multi-wireless connectivity with a first network node (16a) and a second network node (16b), wherein the UE (22) is configured to communicate while the multi-wireless connectivity is established and maintained. To cause a transmission of a report to one of the first network node (16a) and the second network node (16b) corresponding to a service type associated with the UE (22), wherein the report comprises one or more of a data radio bearer (DRB) identifier (ID), a quality of service (QoS) flow ID, and a packet data unit (PDU) session ID, and the transmission causes which of the first network node (16a) and the second network node (16b) carries data about the application session to be determined based on one or more of the DRB ID, the QoS flow ID, and the PDU session ID. A user device (UE) (22) configured to perform the following actions.

15. The UE according to claim 14, further configured to cause the UE to carry out the method described in any one of claims 10 to 13.

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