US-12628074-B2 - Target network slice information for target network slices

Abstract

Apparatuses, methods, and systems are disclosed for target network slice information for target network slices. One method includes receiving a first message from a communication device including information indicating a request to register multiple network slices. The method includes determining target network slice information corresponding to multiple target network slices. The target network slice information includes information indicating network slices of the multiple network slices not supported in an area in which the communication device is located and a frequency specific configuration associated with the multiple target network slices. The method includes transmitting a second message to a radio network entity including the target network slice information and the associated frequency specific configuration.

Inventors

• Hyung-Nam Choi
• Genadi Velev
• Joachim Loehr
• Prateek Basu Mallick
• Ravi Kuchibhotla

Assignees

• LENOVO (SINGAPORE) PTE. LTD.

Dates

Publication Date

20260512

Application Date

20210416

Claims (18)

1. 1 . A method performed by a first network entity, the method comprising: receiving, from a user equipment (UE), a first message comprising information indicating a request to register a plurality of network slices; determining target network slice information corresponding to a plurality of target network slices, wherein the target network slice information comprises information indicating network slices of the plurality of network slices not supported in a current tracking area (TA); and transmitting a second message to a second network entity comprising the target network slice information, wherein the second message further indicates frequency specific configuration associated with the target network slice information, and wherein the frequency specific configuration enables use of the network slices not supported in the current TA.
2. 2 . The method of claim 1 , wherein the area in which the UE is located comprises a cell of a tracking area or a plurality of cells of the tracking area.
3. 3 . The method of claim 1 , wherein the frequency specific configuration associated with the plurality of target network slices comprises a configuration of frequency carriers, frequency bands, frequency priorities, or some combination thereof.
4. 4 . The method of claim 1 , wherein receiving the first message comprises receiving the first message at an access and mobility management function.
5. 5 . The method of claim 1 , wherein the first message comprises a request for frequency specific configuration associated with the plurality of network slices to register.
6. 6 . The method of claim 1 , wherein a third message is transmitted to a UE, and the third message comprises the target network slice information and the associated frequency specific configuration.
7. 7 . A first network entity, comprising: at least one memory; and at least one processor coupled with the at least one memory and configured to cause the first network entity to: receive, from a user equipment (UE), a first message comprising information indicating a request to register a plurality of network slices; determine target network slice information corresponding to a plurality of target network slices, wherein the target network slice information comprises information indicating network slices of the plurality of network slices not supported in a current tracking area (TA); and transmit a second message to a second network entity comprising the target network slice information, wherein the second message further indicates frequency specific configuration associated with the target network slice information, and wherein the frequency specific configuration enables use of the network slices not supported in the current TA.
8. 8 . The first network entity of claim 7 , wherein the at least one processor is configured to cause the first network entity to receive the first message at an access and mobility management function.
9. 9 . A second network entity, comprising: at least one memory; and at least one processor coupled with the at least one memory and configured to cause the second network entity to: receive a first message from a first network entity, wherein the first message comprises target network slice information corresponding to a target network slice of a communication device, a frequency specific configuration associated with the target network slice, or a combination thereof; determine a target cell of a plurality of cells in which the target network slice is supported; and transmit a second message to a user equipment (UE), wherein the second message comprises target cell information and a request to connect with the target cell, wherein the target network slice information comprises information indicating network slices of a plurality of network slices not supported in a current tracking area (TA), and wherein the frequency specific configuration enables use of the network slices not supported in the current TA.
10. 10 . The method of claim 1 , wherein transmitting the second message comprises transmitting the second message to a radio network entity.
11. 11 . The first network entity of claim 7 , wherein the area in which the UE is located comprises a cell of a tracking area or a plurality of cells of the tracking area.
12. 12 . The first network entity of claim 7 , wherein the frequency specific configuration associated with the plurality of target network slices comprises a configuration of frequency carriers, frequency bands, frequency priorities, or some combination thereof.
13. 13 . The first network entity of claim 7 , wherein the at least one processor is configured to cause the first network entity to transmit the second message to a radio network entity.
14. 14 . The second network entity of claim 9 , wherein the first network entity comprises an access and mobility management function (AMF).
15. 15 . The second network entity of claim 9 , wherein the at least one processor is configured to cause the second network entity to receive the first message at a radio access entity.
16. 16 . The second network entity of claim 9 , wherein the second message comprises a radio resource control connection release message or a radio resource control connection reconfiguration message.
17. 17 . The second network entity of claim 9 , wherein the target network slice information comprises information indicating network slices of a plurality of network slices not supported in an area in which the UE is located.
18. 18 . The second network entity of claim 9 , wherein the frequency specific configuration associated with the target network slice comprises a configuration of frequency carriers, frequency bands, frequency priorities, or some combination thereof.

Description

CROSS-REFERENCE TO RELATED APPLICATIONS This application claims priority to U.S. Patent Application Ser. No. 63/011,011 entitled “APPARATUSES, METHODS, AND SYSTEMS FOR NETWORK-CONTROLLED RADIO FREQUENCY BAND SPECIFIC SLICE SELECTION” and filed on Apr. 16, 2020 for Hyung-Nam Choi, which is incorporated herein by reference in its entirety. FIELD The subject matter disclosed herein relates generally to wireless communications and more particularly relates to target network slice information for target network slices. BACKGROUND In certain wireless communications networks, cell selection may be performed with cells operating in frequency bands. A user equipment (“UE”) performing cell selection may not know certain helpful information for performing cell selection. BRIEF SUMMARY Methods for target network slice information for target network slices are disclosed. Apparatuses and systems also perform the functions of the methods. One embodiment of a method includes receiving a first message from a communication device comprising information indicating a request to register a plurality of network slices. In some embodiments, the method includes determining target network slice information corresponding to a plurality of target network slices, wherein the target network slice information comprises information indicating network slices of the plurality of network slices not supported in an area in which the communication device is located and a frequency specific configuration associated with the plurality of target network slices. In certain embodiment, the method includes transmitting a second message to a radio network entity comprising the target network slice information and the associated frequency specific configuration. One apparatus for target network slice information for target network slices includes a receiver configured to receive a first message from a communication device comprising information indicating a request to register a plurality of network slices. In various embodiments, the apparatus includes a processor configured to determine target network slice information corresponding to a plurality of target network slices, wherein the target network slice information comprises information indicating network slices of the plurality of network slices not supported in an area in which the communication device is located and a frequency specific configuration associated with the plurality of target network slices. In certain embodiments, the apparatus includes a transmitter configured to transmit a second message to a radio network entity comprising the target network slice information and the associated frequency specific configuration. Another embodiment of a method for target network slice information for target network slices includes receiving a first message from a core network entity, wherein the first message comprises target network slice information corresponding to a target network slice of a communication device, a frequency specific configuration associated with the target network slice, or a combination thereof. In some embodiments, the method includes determining a target cell of a plurality of cells in which the target network slice is supported. In various embodiments, the method includes transmitting a second message to the communication device, wherein the second message comprises target cell information and a request to connect with the target cell. Another apparatus for target network slice information for target network slices includes a receiver configured to receive a first message from a core network entity, wherein the first message comprises target network slice information corresponding to a target network slice of a communication device, a frequency specific configuration associated with the target network slice, or a combination thereof. In various embodiments, the apparatus includes a processor configured to determine a target cell of a plurality of cells in which the target network slice is supported. In certain embodiments, the apparatus includes a transmitter configured to transmit a second message to the communication device, wherein the second message comprises target cell information and a request to connect with the target cell. A further embodiment of a method for target network slice information for target network slices includes receiving a first message from a communication device, wherein the first message comprises network slice preference assistance information indicating target network slice information corresponding to a plurality of target network slices of the communication device and a frequency specific configuration associated with the plurality of target network slices. In some embodiments, the method includes determining a mobility configuration based on the network slice preference assistance information. In various embodiments, the method includes transmitting a second message to the communication device, wherein the second message comprises the m