Vehicle wireless device discovery

1. A method comprising:

sending, by a first vehicle-to-everything (V2X) wireless device to a core network entity, a first discovery request indicating: a first wireless device identifier and a type of V2X communication capability of the first V2X wireless device;

receiving, from the core network entity in response to the first discovery request, a first discovery response that comprises a first discovery code, wherein the first discovery code is based on the first wireless device identifier and indicates the type of V2X communication capability of the first V2X wireless device;

performing a discovery procedure using the first discovery code; and

based on the discovery procedure connecting the first V2X wireless device with a second V2X wireless device, sending, to the second V2X wireless device using the type of V2X communication capability of the first V2X wireless device, one or more packets.

2. The method of claim 1 , wherein the second V2X wireless device is compatible with the type of V2X communication capability of the first V2X wireless device.

3. The method of claim 1 , wherein the discovery procedure comprises:

broadcasting, by the first V2X wireless device, the first discovery code, wherein the first discovery code is configured to indicate, based on the first V2X wireless device being discovered by the second V2X wireless device, the type of V2X communication capability of the first V2X wireless device with the second V2X wireless device.

4. The method of claim 1 , wherein the discovery procedure comprises:

receiving, by the first V2X wireless device from the second V2X wireless device, a second discovery code; and

determining, by the first V2X wireless device based on the second discovery code, a type of V2X communication capability of the second V2X wireless device.

5. The method of claim 1 , wherein the first discovery code corresponds to at least the first wireless device identifier.

6. The method of claim 1 , wherein the first discovery code indicates the type of V2X communication capability over a PC5 reference point.

7. The method of claim 1 , wherein the first discovery code indicates the type of V2X communication capability of the first V2X wireless device over a PC5 reference point via a third V2X wireless device.

8. The method of claim 1 , wherein the first discovery code indicates the type of V2X communication capability of the first V2X wireless device to the core network entity via a V2X wireless device by using a PC5 reference point.

9. The method of claim 1 , wherein the type of V2X communication capability of the first V2X wireless device comprises at least one of:

a vehicle-to-vehicle application;

a vehicle-to-pedestrian application;

a vehicle-to-infrastructure application;

a vehicle-to-network application;

an emergency vehicle-to-vehicle application;

an emergency vehicle-to-pedestrian application;

an emergency vehicle-to-infrastructure application; or

an emergency vehicle-to-network application.

10. The method of claim 1 , wherein the discovery procedure comprises:

detecting, by the second V2X wireless device, the first V2X wireless device; and

determining, by the second V2X wireless device based on the first discovery code, the type of V2X communication capability of the first V2X wireless device.

11. The method of claim 1 , wherein the discovery procedure comprises:

receiving, by the first V2X wireless device from the second V2X wireless device, a second discovery code; and

determining, by the first V2X wireless device based on the second discovery code, a type of V2X communication capability of the second V2X wireless device.

12. The method of claim 1 , wherein the discovery procedure comprises:

receiving, by the first V2X wireless device from the second V2X wireless device, a second discovery code that indicates a type of V2X communication capability of the second V2X wireless device over a PC5 reference point.

13. The method of claim 1 , wherein the discovery procedure comprises:

receiving, by the first V2X wireless device from the second V2X wireless device, a second discovery code that indicates a type of V2X communication capability of the second V2X wireless device over a PC5 reference point via a third V2X wireless device.

14. The method of claim 1 , wherein the discovery procedure comprises:

receiving, by the first V2X wireless device from the second V2X wireless device, a second discovery code that indicates a type of V2X communication capability of the second V2X wireless device to the core network entity via a V2X wireless device by using a PC5 reference point.

15. The method of claim 1 , wherein a type of V2X communication capability of the second V2X wireless device comprises at least one of:

a vehicle-to-vehicle application;

a vehicle-to-pedestrian application;

a vehicle-to-infrastructure application;

a vehicle-to-network application;

an emergency vehicle-to-vehicle application;

an emergency vehicle-to-pedestrian application;

an emergency vehicle-to-infrastructure application; or

an emergency vehicle-to-network application.

16. A first vehicle-to-everything (V2X) wireless device comprising:

one or more processors; and

memory storing instructions that, when executed by the one or more processors, cause the first V2X wireless device to:

send, to a core network entity, a first discovery request indicating: a first wireless device identifier and a type of V2X communication capability of the first V2X wireless device;

receive, from the core network entity in response to the first discovery request, a first discovery response that comprises a first discovery code, wherein the first discovery code is based on the first wireless device identifier and indicates the type of V2X communication capability of the first V2X wireless device;

perform a discovery procedure using the first discovery code; and

based on the discovery procedure connecting the first V2X wireless device with a second V2X wireless device, send, to the second V2X wireless device using the type of V2X communication capability of the first V2X wireless device, one or more packets.

17. The first V2X wireless device of claim 16 , wherein the second V2X wireless device is compatible with the type of V2X communication capability of the first V2X wireless device.

18. The first V2X wireless device of claim 16 , wherein the instructions, when executed by the one or more processors, cause the first V2X wireless device to perform the discovery procedure by broadcasting the first discovery code, and wherein the first discovery code is configured to indicate, based on the first V2X wireless device being discovered by the second V2X wireless device, the type of V2X communication capability of the first V2X wireless device with the second V2X wireless device.

19. The first V2X wireless device of claim 18 , wherein the instructions, when executed by the one or more processors, cause the first V2X wireless device to perform the discovery procedure by:

receiving, from the second V2X wireless device, a second discovery code; and

determining, based on the second discovery code, a type of V2X communication capability of the second V2X wireless device.

20. The first V2X wireless device of claim 16 , wherein the first discovery code corresponds to at least the first wireless device identifier.

21. A system comprising:

a core network entity;

a first vehicle-to-everything (V2X) wireless device; and

a second V2X wireless device,

wherein the first V2X wireless device comprises:

one or more processors; and

memory storing instructions that, when executed by the one or more processors of the first V2X wireless device, cause the first V2X wireless device to:

send, to the core network entity, a first discovery request indicating: a first wireless device identifier and a type of V2X communication capability of the first V2X wireless device;

perform, based on a first discovery code, a discovery procedure; and

based on the discovery procedure connecting the first V2X wireless device with the second V2X wireless device, send, to the second V2X wireless device using the type of V2X communication capability of the first V2X wireless device,

one or more packets, and

wherein the core network entity comprises:

one or more processors; and

memory storing instructions that, when executed by the one or more processors of the core network entity, cause the core network entity to:

send, to the first V2X wireless device in response to the first discovery request, a first discovery response that comprises the first discovery code, wherein the first discovery code is based on the first wireless device identifier and indicates the type of V2X communication capability of the first V2X wireless device.

22. The system of claim 21 , wherein the second V2X wireless device is compatible with the type of V2X communication capability of the first V2X wireless device.

23. The system of claim 21 , wherein the instructions, when executed by the one or more processors of the first V2X wireless device, cause the first V2X wireless device to perform the discovery procedure by broadcasting the first discovery code, and wherein the first discovery code is configured to indicate, based on the first V2X wireless device being discovered by the second V2X wireless device, the type of V2X communication capability of the first V2X wireless device with the second V2X wireless device.

24. The system of claim 23 , wherein the instructions, when executed by the one or more processors of the first V2X wireless device, cause the first V2X wireless device to perform the discovery procedure by:

receiving, from the second V2X wireless device, a second discovery code; and

determining, based on the second discovery code, a type of V2X communication capability of the second V2X wireless device.

25. The system of claim 21 , wherein the first discovery code corresponds to at least the first wireless device identifier.