CN-122002646-A - Communication method and device

Abstract

The application relates to the technical field of communication and discloses a communication method and device. The method comprises the steps of receiving first data from terminal equipment by first access network equipment, sending the first data to a first computing node, associating at least one computing function with the first computing node, wherein the at least one computing function is used for computing the first data, sending first information to the terminal equipment, the first information is used for indicating the duration of a first timer, the duration of the first timer is obtained according to computing processing time delay corresponding to the at least one computing function, and the first timer is used for triggering RNA updating of the terminal equipment. By adopting the method, the time length of the first timer considers the calculation processing time delay, so that when the second data (obtained by calculating the first data) arrives or is about to arrive at the first access network equipment, the terminal equipment can initiate an RNA updating flow due to the overtime of the first timer, and the second data can be conveniently transmitted to the terminal equipment.

Inventors

• ZANG XIN
• Zhu ningbo
• ZHOU RUNZE
• WANG YUAN

Assignees

• 华为技术有限公司

Dates

Publication Date

20260508

Application Date

20241105

Claims (20)

1. 1. A communication method, wherein the method is applied to a first access network device or a chip in the first access network device, the method comprising: receiving first data from a terminal device; transmitting the first data to a first computing node, wherein the first computing node is associated with at least one computing function, and the at least one computing function is used for computing the first data; and sending first information to the terminal equipment, wherein the first information is used for indicating the duration of a first timer, the duration of the first timer is obtained according to the calculation processing time delay corresponding to the at least one calculation function, and the first timer is used for triggering the notification area RNA update of the terminal equipment based on the wireless access network.
2. 2. The method of claim 1, wherein the duration of the first timer is obtained from a computation processing delay corresponding to the at least one computation function, comprising: The duration of the first timer is equal to a first time delay obtained according to the calculation processing time delay corresponding to the at least one calculation function, or The duration of the first timer is smaller than the first time delay, the difference between the duration of the first timer and the first time delay is smaller than or equal to a first threshold value, and the first threshold value is predefined or preconfigured.
3. 3. The method of claim 2, wherein the first delay is derived from a computation processing delay corresponding to the at least one computation function, comprising: The first time delay is obtained according to the minimum calculation processing time delay in the calculation processing time delays corresponding to the at least one calculation function.
4. 4. A method according to claim 3, characterized in that the method further comprises: receiving a computation processing time delay corresponding to the at least one computation function; and determining the first time delay according to the minimum calculation processing time delay and the transmission time delay between the first access network equipment and the first calculation node.
5. 5. The method according to any one of claims 2 to 4, further comprising: And sending a first message to the terminal equipment according to the first time delay, wherein the first message is used for indicating the terminal equipment to enter an inactive state.
6. 6. The method of claim 5, wherein transmitting the first message to the terminal device according to the first delay comprises: and sending the first message to the terminal equipment under the condition that the first time delay is greater than or equal to a second threshold value, wherein the second threshold value is predefined or preconfigured.
7. 7. A communication method, wherein the method is applied to a first access network device or a chip in the first access network device, the method comprising: receiving first data from a terminal device; transmitting the first data to a first computing node, wherein the first computing node is associated with at least one computing function, and the at least one computing function is used for computing the first data; And sending second information to the terminal equipment, wherein the second information is used for indicating a first area, and the first area is a paging area of the terminal equipment corresponding to the first computing node in an inactive state, wherein the first area is obtained according to a computing power service area of the first computing node, and the computing power service area of the first computing node comprises a coverage area of at least one access network equipment capable of being connected with the first computing node.
8. 8. The method of claim 7, wherein the method further comprises: determining that the terminal equipment moves out of the first area; and sending third information to the first computing node, wherein the third information is used for instructing the first computing node to stop computing processing of the first data.
9. 9. The method of claim 7, wherein the method further comprises: receiving second data, wherein the second data is obtained by calculating the first data by the at least one calculation function; Paging the terminal equipment in the first area; Receiving address information from second access network equipment, wherein the second access network equipment is access network equipment accessed by the terminal equipment according to the paging; and sending the second data to the second access network equipment according to the address information.
10. 10. The method according to claim 9, wherein the method further comprises: Receiving a request message from the second access network device, wherein the request message is used for requesting context information of the terminal device; And sending fourth information to the second access network equipment, wherein the fourth information is used for indicating that the first access network equipment caches the calculation data of the terminal equipment.
11. 11. The method according to any one of claims 8 to 10, further comprising: and releasing the connection between the first access network equipment and the first computing node.
12. 12. A communication method, characterized in that the method is applied to a core network element or a chip in the core network element, the method comprising: determining the duration of a second timer, wherein the second timer is used for triggering terminal equipment to perform periodic registration, the duration of the second timer is obtained according to the calculation processing time delay corresponding to at least one calculation function associated with a first calculation node, and the at least one calculation function is used for performing calculation processing on first data of the terminal equipment; And sending fifth information to the terminal equipment, wherein the fifth information is used for indicating the duration of the second timer.
13. 13. The method of claim 12, wherein the duration of the second timer is obtained according to a computation processing delay corresponding to the at least one computation function, comprising: The duration of the second timer is equal to a second time delay obtained according to the calculation processing time delay corresponding to the at least one calculation function, or The duration of the second timer is smaller than the second time delay, and the difference between the duration of the second timer and the second time delay is smaller than or equal to a third threshold value, wherein the third threshold value is predefined or preconfigured.
14. 14. The method of claim 13, wherein the second delay is derived from a computation processing delay corresponding to the at least one computation function, comprising: the second time delay is obtained according to the minimum calculation processing time delay in the calculation processing time delays corresponding to the at least one calculation function.
15. 15. The method of claim 14, wherein the method further comprises: receiving a computation processing time delay corresponding to the at least one computation function; And determining the second time delay according to the minimum calculation processing time delay and the transmission time delay between the first access network equipment and the first calculation node.
16. 16. The method according to any one of claims 13 to 15, further comprising: and sending a second message to the terminal equipment according to the second time delay, wherein the second message is used for indicating the terminal equipment to enter an idle state.
17. 17. The method of claim 16, wherein transmitting the second message to the terminal device according to the second delay comprises: and sending the second message to the terminal equipment under the condition that the second time delay is larger than or equal to a fourth threshold value, wherein the fourth threshold value is predefined or preconfigured.
18. 18. A communication method, characterized in that the method is applied to a core network element or a chip in the core network element, the method comprising: Determining a second area, wherein the second area is a paging area of terminal equipment corresponding to a first computing node in an idle state, the second area is obtained according to a computing power service area of the first computing node, the computing power service area of the first computing node comprises a coverage area of at least one access network equipment capable of being connected with the first computing node, the first computing node is associated with at least one computing function, and the at least one computing function is used for computing first data of the terminal equipment; and sending sixth information to the terminal equipment, wherein the sixth information is used for indicating the second area.
19. 19. The method of claim 18, wherein the method further comprises: determining that the terminal equipment moves out of the second area; And sending seventh information to the first computing node, wherein the seventh information is used for instructing the first computing node to stop computing processing of the first data.
20. 20. A communication device comprising means for performing the method of any of claims 1 to 19.

Description

Communication method and device Technical Field The present application relates to the field of communications technologies, and in particular, to a communications method and apparatus. Background With the rapid development of artificial intelligence (ARTIFICIAL INTELLIGENCE, AI) services, the generated AI services are gradually enriched and evolved toward AI agents. The AI business requires a large amount of resources such as calculation power, power consumption, storage and the like, so that new test is brought to the requirements of terminal equipment. Cloud-edge-end computing synergy is a new trend to alleviate the computational pressure of the end-side due to the end-side limitation in terms of resources. Based on the trend, one possible deployment manner is to deploy a computing node in a network, for example, the computing node is connected with an access network device, and then the computing node receives a data packet from a terminal device through the access network device, and after executing a computing task through a computing function associated with the computing node, the computing node sends the computed data to the terminal device through the access network device, that is, a transmission path of the data is that the terminal device-access network device-computing node is, so that the computing power of an end side can be unloaded. However, after deploying computing nodes in the network, further research is still needed on how to manage the reachability of the terminal devices. Disclosure of Invention The application provides a communication method and a communication device, which are used for managing the accessibility of terminal equipment according to the characteristic information of a computing service (such as computing processing time delay corresponding to a computing function and/or a computing power service area of a computing node). In a first aspect, an embodiment of the present application provides a communication method, which may be performed by a first communication apparatus, where "first communication apparatus" in the present application may refer to a first access network device, or a component (for example, a processor, a chip, or a chip system, etc.) in the first access network device, or may be a logic module or software that can implement all or part of a function of the first access network device. For example, in the method provided in the first aspect, a first access network device receives first data from a terminal device, sends the first data to a first computing node, wherein the first computing node is associated with at least one computing function, the at least one computing function is used for computing the first data, sends first information to the terminal device, the first information is used for indicating duration of a first timer, the duration of the first timer is obtained according to computing processing time delay corresponding to the at least one computing function, and the first timer is used for triggering notification area RNA update of the terminal device based on a wireless access network. By adopting the method, the duration of the first timer is obtained according to the calculation processing time delay corresponding to at least one calculation function, namely, the duration of the first timer considers the calculation processing time delay, so that when second data (the second data is obtained by calculating the first data by at least one calculation function) arrives at the first access network equipment or is about to arrive at the first access network equipment, the terminal equipment can initiate an RNA update flow due to the overtime of the first timer, and further, the first access network equipment can determine that the terminal equipment is reachable, and further, optionally, the first access network equipment recovers RRC connection with the terminal equipment, so that the second data can be transmitted to the terminal equipment, thereby ensuring the continuity of service and further improving the user experience. In one possible design, the duration of the first timer is obtained according to the computation processing time delay corresponding to the at least one computation function, and the method comprises the steps that the duration of the first timer is equal to a first time delay which is obtained according to the computation processing time delay corresponding to the at least one computation function, or the duration of the first timer is smaller than the first time delay, and the difference between the duration of the first timer and the first time delay is smaller than or equal to a first threshold value, wherein the first threshold value is predefined or preconfigured. In one possible design, the first time delay is obtained according to a computation processing time delay corresponding to the at least one computation function, and the first time delay is obtained according to a minimum computation processing ti