Granted Patent B2

US 12,267,767 · App. 17/676,007 · Granted Apr 1, 2025

Inventors: Naeem Akl (Somerville, NJ); Navid Abedini (Basking Ridge, NJ); Karl Georg Hampel (Jersey City, NJ); Jianghong Luo (Skillman, NJ); Junyi Li (Fairless Hills, PA); Tao Luo (San Diego, CA)

Assignee: QUALCOMM Incorporated

H04W48/16

Abstract

Claims (64)

1. A wireless node for wireless communication, comprising:

one or more memories storing processor-executable code; and

one or more processors coupled with the one or more memories and individually or collectively operable to execute the code to cause the wireless node to:

transmit, to a network entity, a first message comprising an indication of a capability of the wireless node to operate in an integrated access and backhaul mode by supporting communication for one or more child nodes of the wireless node;

transmit, to the network entity, a third message indicating a mobility status of the wireless node based at least in part on the capability of the wireless node to operate in the integrated access and backhaul mode;

receive, from the network entity, a second message instructing the wireless node to operate in the integrated access and backhaul mode based at least in part on the capability of the wireless node and the mobility status of the wireless node, the mobility status associated with a location of the wireless node, a speed of the wireless node, or both; and

communicate, by the wireless node operating in the integrated access and backhaul mode, with one or more devices based at least in part on the second message.

2. The wireless node of claim 1 , wherein the one or more processors are individually or collectively operable to execute the code to cause the wireless node to:

determine the mobility status of the wireless node, wherein the mobility status is one of stationary or mobile.

3. The wireless node of claim 1 , wherein the mobility status is based at least in part on the speed of the wireless node relative to a speed threshold.

4. The wireless node of claim 3 , wherein the one or more processors are individually or collectively operable to execute the code to cause the wireless node to:

receive an indication of the speed threshold from the network entity.

5. The wireless node of claim 3 , wherein the mobility status indicates the speed of the wireless node relative to the speed threshold.

6. The wireless node of claim 1 , wherein the one or more processors are individually or collectively operable to execute the code to cause the wireless node to:

transmit a broadcast message indicating the wireless node operating in the integrated access and backhaul mode based at least in part on the second message, wherein the broadcast message comprises a system information block.

7. The wireless node of claim 1 , wherein, to receive the second message, the one or more processors are individually or collectively operable to execute the code to cause the wireless node to:

receive an indication of an area for the wireless node to operate in the integrated access and backhaul mode in the second message.

8. The wireless node of claim 7 , wherein, to communicate with the one or more devices, the one or more processors are individually or collectively operable to execute the code to cause the wireless node to:

communicate, by the wireless node operating in the integrated access and backhaul mode, with the one or more devices in the area for the wireless node to operate in the integrated access and backhaul mode.

9. The wireless node of claim 8 , wherein the area comprises a cell, a radio access network based notification area code, a tracking area, a portion of a cell, a geographical area, or any combination thereof.

10. The wireless node of claim 1 , wherein the one or more processors are individually or collectively operable to execute the code to cause the wireless node to:

communicate, by the wireless node operating in the integrated access and backhaul mode, with a child wireless node of the wireless node.

11. The wireless node of claim 1 , wherein operating in the integrated access and backhaul mode is based at least in part on an F1 connection associated with the wireless node.

12. The wireless node of claim 1 , wherein the first message, the second message, or both are communicated using one of a non-access stratum, a radio resource control message, a network interface, or any combination thereof.

13. A network entity for wireless communication, comprising:

one or more memories storing processor-executable code; and

one or more processors coupled with the one or more memories and individually or collectively operable to execute the code to cause the network entity to:

receive, from a wireless node, a first message comprising an indication of a capability of the wireless node to operate in an integrated access and backhaul mode by supporting communication for one or more child nodes of the wireless node;

transmit, to a core network entity, a second message in response to the first message, the second message comprising the indication of the capability of the wireless node to operate in the integrated access and backhaul mode;

receive, from the core network entity, a third message in response to the second message, the third message instructing the wireless node whether to operate in the integrated access and backhaul mode based at least in part on the capability of the wireless node and a mobility status of the wireless node, the mobility status associated with a location of the wireless node, a speed of the wireless node, or both; and

transmit, to the wireless node, a fourth message in response to the third message, the fourth message instructing the wireless node whether to operate in the integrated access and backhaul mode.

14. The network entity of claim 13 , wherein the one or more processors are individually or collectively operable to execute the code to cause the network entity to:

communicate with a child wireless node of the wireless node based at least in part on instructing the wireless node to operate in the integrated access and backhaul mode.

15. The network entity of claim 13 , wherein the one or more processors are individually or collectively operable to execute the code to cause the network entity to:

receive, from the wireless node, a fifth message indicating the mobility status of the wireless node based at least in part on the capability of the wireless node to operate in the integrated access and backhaul mode.

16. The network entity of claim 13 , wherein, to receive the first message, the one or more processors are individually or collectively operable to execute the code to cause the network entity to:

receive the mobility status of the wireless node from the wireless node in the first message.

17. The network entity of claim 13 , wherein, to transmit the fourth message, the one or more processors are individually or collectively operable to execute the code to cause the network entity to:

transmit the fourth message to a second wireless node based at least in part on a handover procedure and the third message, the fourth message instructing the second wireless node to communicate with a child wireless node of the wireless node.

18. The network entity of claim 13 , wherein the one or more processors are individually or collectively operable to execute the code to cause the network entity to:

transmit, to the wireless node, a fifth message in response to the third message, the fifth message associated with a network interface connection.

19. The network entity of claim 13 , wherein the one or more processors are individually or collectively operable to execute the code to cause the network entity to:

transmit a fifth message in response to the third message, the fifth message associated with activation of one or more cells of the wireless node.

20. The network entity of claim 13 , wherein the one or more processors are individually or collectively operable to execute the code to cause the network entity to:

transmit a fifth message in response to the third message, the fifth message associated with configuring resources of the wireless node.

21. A core network entity for wireless communication, comprising:

one or more memories storing processor-executable code; and

one or more processors coupled with the one or more memories and individually or collectively operable to execute the code to cause the core network entity to:

receive, from a network entity, a first message comprising an indication of a capability of a wireless node to operate in an integrated access and backhaul mode by supporting communications with one or more child nodes of the wireless node;

determine whether to authorize the wireless node to operate in the integrated access and backhaul mode based at least in part on the capability of the wireless node and a mobility status of the wireless node, the mobility status associated with a location of the wireless node, a speed of the wireless node, or both; and

transmit a second message in response to the first message, the second message instructing the wireless node whether to operate in the integrated access and backhaul mode based at least in part on the determining.

22. The core network entity of claim 21 , wherein the one or more processors are individually or collectively operable to execute the code to cause the core network entity to:

receive, from the network entity, a third message indicating the mobility status of the wireless node based at least in part on the capability of the wireless node to operate in the integrated access and backhaul mode.

23. The core network entity of claim 21 , wherein, to receive the first message, the one or more processors are individually or collectively operable to execute the code to cause the core network entity to:

receive the mobility status of the wireless node from the network entity in the first message.

24. The core network entity of claim 21 , wherein transmitting the second message comprises transmitting the second message to the wireless node, the network entity, or both.

25. A method for wireless communication at a wireless node, comprising:

transmitting, to a network entity, a first message comprising an indication of a capability of the wireless node to operate in an integrated access and backhaul mode by supporting communication for one or more child nodes of the wireless node;

transmitting, to the network entity, a third message indicating a mobility status of the wireless node based at least in part on the capability of the wireless node to operate in the integrated access and backhaul mode;

receiving, from the network entity, a second message instructing the wireless node to operate in the integrated access and backhaul mode based at least in part on the capability of the wireless node and the mobility status of the wireless node, the mobility status associated with a location of the wireless node, a speed of the wireless node, or both; and

communicating, by the wireless node operating in the integrated access and backhaul mode, with one or more devices based at least in part on the second message.

26. The method of claim 25 , further comprising:

determining the mobility status of the wireless node, wherein the mobility status is one of stationary or mobile; and

transmitting the mobility status to the network entity.

Assignments (1)

Continuity (1)

References Cited (11)