Wireless communication method, terminal device, and network device

1. A wireless communication method, comprising:

a first device receiving network slice information sent by a second device, wherein the network slice information is to indicate multiple network slices;

the first device determining a target network slice from the multiple network slices according to the network slice information, the target network slice comprising at least one network slice supported by the first device; and

the first device performing wireless communication according to the target network slice;

wherein the first device is a terminal device and the second device is a network device; and

wherein the method further comprises:

the first device acquiring at least one of first priority information and second priority information at an initial attach phase of the first device, wherein the first priority information is to indicate a sequence of processing network slices supported by the second device, the second priority information is to indicate a sequence of processing network slices supported by the first device;

wherein the first device determining the target network slice from the multiple network slices according to the network slice information comprises:

the first device determining the target network slice from the multiple network slices according to at least one of the first priority information and the second priority information.

2. The method according to claim 1 , wherein the network slice information comprises the first priority information, and the first device acquiring the first priority information comprises:

the first device acquiring the first priority information from the network slice information.

3. The method according to claim 1 , wherein the first device performing wireless communication according to the target network slice comprises at least one of:

the terminal device accessing the network device according to the target network slice; and

the terminal device residing in a cell having the target network slice according to the target network slice.

4. The method according to claim 3 , wherein the terminal device residing in a cell having the target network slice according to the target network slice comprises:

in the case that a network slice with highest priority from network slices supported by the network device and a network slice with highest priority from network slices supported by the terminal device are identical, the terminal device residing in a cell having the target network slice according to the target network slice.

5. The method according to claim 3 , wherein the network slice information further comprises a probability of the terminal device to access each of the multiple network slices, the terminal device accessing the network device according to the target network slice comprises:

the terminal device accessing the network device according to the probability to access the target network slice.

6. The method according to claim 3 , further comprising:

in the that a network slice with highest priority from network slices supported by the network device and a network slice with highest priority from network slices supported by the terminal device are different, the terminal device selects a cell under another network device by means of reselection for residing.

7. A wireless communication method, comprising:

a second device determining network slice information, wherein the network slice information is to indicate multiple network slices; and

the second device sending the network slice information to a first device;

the second device sending first priority information to the first device, wherein the first priority information is to indicate a sequence of processing network slices supported by the second device;

wherein the second device is a terminal device, the first device is a network device, wherein the terminal device updating the first priority information according to a service requirement of the terminal device; and

wherein the first device determines the network slice information from the multiple network slices according to the first priority information.

8. The method according to claim 7 , wherein the second device sending first priority information to the first device comprises:

the terminal device sending the first priority information authenticated by a core network device to an access network device.

9. A wireless communication device, wherein the device is a first device, and the device comprises a memory, a processor, a transceiver, and a communication interface,

wherein the memory is stored with instructions, which when executing on the processor, causes the wireless communication device to:

receive, by the transceiver, network slice information sent by a second device, wherein the network slice information is to indicate multiple network slices;

determine, by the processor, a target network slice from the multiple network slices according to the network slice information, the target network slice comprising at least one network slice supported by the first device; and

perform wireless communication, by the communication interface, according to the target network slice;

wherein the first device is a terminal device and the second device is a network device; and

wherein the wireless communication device is further caused to:

acquire, by the transceiver, at least one of first priority information and second priority information at an initial attach phase of the first device, wherein the first priority information is to indicate a sequence of processing network slices supported by the second device, the second priority information is to indicate a sequence of processing network slices supported by the first device; and

determine, by the processor, the target network slice from the multiple network slices according to at least one of the first priority information and the second priority information;

wherein the first device determines the target network slice from the multiple network slices according to the first priority information.

10. The device according to claim 9 , wherein the network slice information comprises the first priority information, and the acquiring the first priority information comprises:

acquiring the first priority information from the network slice information.

11. The device according to claim 9 , wherein wireless communication device is further caused to perform at least one of:

accessing, by the communication interface, the network device according to the target network slice; and

residing, by the communication interface, in a cell having the target network slice according to the target network slice.