IP Library › Granted Patent US 11,729,680
Granted Patent B2
US 11,729,680 · App. 17/112,627 · Granted Aug 15, 2023

Cell management method, trigger condition configuration method, terminal device, and network-side device

Inventors: Yanxia Zhang (Chang'an Dongguan, CN); Yumin Wu (Chang'an Dongguan, CN)
Assignee: VIVO MOBILE COMMUNICATION CO., LTD.
H04W36/00837H04W36/0058H04W36/0094H04W76/27
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Quick Facts
Patent No.
US 11,729,680
App. No.
17/112,627
Granted
Aug 15, 2023
Kind
B2
Abstract

A cell management method, a trigger condition configuration method, a terminal device, and a network-side device are provided. The method includes: receiving configuration information of a trigger condition and configuration information of a trigger event that are sent by a network-side device, where an association relationship exists between the configuration information of the trigger condition and the configuration information of the trigger event, and configuration information of one trigger condition is associated with configuration information of at least two trigger events; determining, based on the configuration information of the at least two trigger events associated with the configuration information of the trigger condition, whether the trigger condition is satisfied; and when the trigger condition is satisfied, initiating a radio resource control RRC procedure for cell management.

Claims (77)

1. A cell management method, applied to a terminal device and comprising:

receiving configuration information of a trigger condition and configuration information of a trigger event that are sent by a network-side device, wherein an association relationship exists between the configuration information of the trigger condition and the configuration information of the trigger event, and configuration information of one trigger condition is associated with pieces of configuration information of at least two trigger events;

determining, based on the pieces of configuration information of the at least two trigger events associated with the configuration information of the trigger condition, whether the trigger condition is satisfied; and

when the trigger condition is satisfied, initiating a radio resource control RRC procedure for cell management.

2. The method according to claim 1 , wherein

the configuration information of the trigger condition is stored in a trigger condition information list, the configuration information of the trigger event is stored in a trigger event information list, and the association relationship is stored in an association relationship list; or

the configuration information of the trigger condition and the configuration information of the trigger event are stored in a trigger condition configuration information list, wherein each entry in the trigger condition configuration information list comprises configuration information of a trigger condition and configuration information of at least two trigger events corresponding to the configuration information of the trigger condition.

3. The method according to claim 2 , wherein

each entry in the trigger condition information list comprises configuration information of a trigger condition and identification information corresponding to the configuration information of the trigger condition;

each entry in the trigger event information list comprises configuration information of a trigger event and identification information corresponding to the configuration information of the trigger event; and

the association relationship comprises:

an association relationship between identification information corresponding to configuration information of a trigger condition and an entry tag of the trigger event information list; or

an association relationship between an entry tag of the trigger condition information list and identification information corresponding to configuration information of a trigger event; or

an association relationship between an entry tag of the trigger condition information list and an entry tag of the trigger event information list.

4. The method according to claim 1 , wherein the configuration information of the trigger event comprises at least one of the following: a type of the trigger event, a measurement parameter of the trigger event, a threshold of the trigger event, a trigger type, or trigger duration.

5. The method according to claim 4 , wherein the type of the trigger event comprises at least one of the following:

a first trigger event based on a measurement result of a target cell;

a second trigger event based on a measurement result of a serving cell;

a third trigger event based on a measurement result of a target cell and a measurement result of a serving cell;

a fourth trigger event based on a packet loss rate in data transmission of a serving cell; or

a fifth trigger event based on a latency in data transmission of a serving cell.

6. The method according to claim 1 , wherein the configuration information of the trigger condition comprises effective duration of the trigger condition.

7. The method according to claim 1 , wherein the determining, based on the pieces of configuration information of the at least two trigger events associated with the configuration information of the trigger condition, whether the trigger condition is satisfied comprises:

when configuration information of any trigger event in the pieces of configuration information of the at least two trigger events associated with the configuration information of the trigger condition is satisfied, determining that the trigger condition is satisfied; or

when configuration information of N trigger events in the pieces of configuration information of the at least two trigger events associated with the configuration information of the trigger condition is satisfied, determining that the trigger condition is satisfied, wherein N is an integer greater than 1; or

when configuration information of all trigger events in the pieces of configuration information of the at least two trigger events associated with the configuration information of the trigger condition is satisfied, determining that the trigger condition is satisfied.

8. The method according to claim 1 , wherein the receiving configuration information of a trigger condition and configuration information of a trigger event that are sent by a network-side device comprises:

receiving the configuration information of the trigger condition and the configuration information of the trigger event that are sent by a source node; or

receiving the configuration information of the trigger condition and the configuration information of the trigger event that are sent by a target node through a source node.

9. The method according to claim 1 , wherein the pieces of configuration information of the at least two trigger events comprise a same first parameter, the first parameter being a type of trigger event;

wherein the pieces of configuration information of the at least two trigger events comprise different second parameters, the second parameter being at least one of the following: a measurement parameter of trigger event, a threshold of trigger event, a trigger type, or trigger duration.

10. The method according to claim 1 , wherein the configuration information of the trigger condition comprises effective duration of the trigger condition, and the effective duration of the trigger condition is used to indicate that the trigger condition is effective in the effective duration and is not effective beyond the effective duration.

11. A terminal device, comprising a processor, a memory, and a program stored in the memory and capable of running on the processor, wherein when the program is executed by the processor, the following steps are implemented:

receiving configuration information of a trigger condition and configuration information of a trigger event that are sent by a network-side device, wherein an association relationship exists between the configuration information of the trigger condition and the configuration information of the trigger event, and configuration information of one trigger condition is associated with pieces of configuration information of at least two trigger events;

determining, based on the pieces of configuration information of the at least two trigger events associated with the configuration information of the trigger condition, whether the trigger condition is satisfied; and

when the trigger condition is satisfied, initiating a radio resource control RRC procedure for cell management.

12. The terminal device according to claim 11 , wherein

the configuration information of the trigger condition is stored in a trigger condition information list, the configuration information of the trigger event is stored in a trigger event information list, and the association relationship is stored in an association relationship list; or

the configuration information of the trigger condition and the configuration information of the trigger event are stored in a trigger condition configuration information list, wherein each entry in the trigger condition configuration information list comprises configuration information of a trigger condition and configuration information of at least two trigger events corresponding to the configuration information of the trigger condition.

13. The terminal device according to claim 12 , wherein

each entry in the trigger condition information list comprises configuration information of a trigger condition and identification information corresponding to the configuration information of the trigger condition;

each entry in the trigger event information list comprises configuration information of a trigger event and identification information corresponding to the configuration information of the trigger event; and

the association relationship comprises:

an association relationship between identification information corresponding to configuration information of a trigger condition and an entry tag of the trigger event information list; or

an association relationship between an entry tag of the trigger condition information list and identification information corresponding to configuration information of a trigger event; or

an association relationship between an entry tag of the trigger condition information list and an entry tag of the trigger event information list.

14. The terminal device according to claim 11 , the configuration information of the trigger event comprises at least one of the following: a type of the trigger event, a measurement parameter of the trigger event, a threshold of the trigger event, a trigger type, or trigger duration.

15. The terminal device according to claim 14 , wherein the type of the trigger event comprises at least one of the following:

a first trigger event based on a measurement result of a target cell;

a second trigger event based on a measurement result of a serving cell;

a third trigger event based on a measurement result of a target cell and a measurement result of a serving cell;

a fourth trigger event based on a packet loss rate in data transmission of a serving cell; or

a fifth trigger event based on a latency in data transmission of a serving cell.

16. The terminal device according to claim 11 , Wherein the configuration information of the trigger condition comprises effective duration of the trigger condition; or,

when the determining, based on the pieces of configuration information of the at least two trigger events associated with the configuration information of the trigger condition, whether the trigger condition is satisfied comprises:

when configuration information of any trigger event in the pieces of configuration information of the at least two trigger events associated with the configuration information of the trigger conditions is satisfied, determining that the trigger condition is satisfied; or

when configuration information of N trigger events in the pieces of configuration information of the at least two trigger events associated with the configuration information of the trigger condition is satisfied, determining that the trigger condition is satisfied, wherein N is an integer greater than 1; or

when configuration information of all trigger events in the pieces of configuration information of the at least two trigger events associated with the configuration information of the trigger condition is satisfied, determining that the trigger condition is satisfied; or

wherein the receiving configuration information of a trigger condition and configuration information of a trigger event that are sent by a network-side device comprises;

receiving the configuration information of the trigger condition and the configuration information of the trigger event that are sent by a source node; or

receiving the configuration information of the trigger condition and the configuration information of the trigger event that are sent by a target node through a source node.

17. A network-side device, comprising a processor, a memory, and a program stored in the memory and capable of running on the processor, wherein when the program is executed by the processor, the following steps are implemented:

obtaining configuration information of a trigger condition and configuration information of a trigger event; and

sending the configuration information of the trigger condition and the configuration information of the trigger event to a terminal device, wherein an association relationship exists between the configuration information of the trigger condition and the configuration information of the trigger event, and configuration information of one trigger condition is associated with pieces of configuration information of at least two trigger events.

18. The network-side device according to claim 17 , wherein

the configuration information of the trigger condition is stored in a trigger condition information list, the configuration information of the trigger event is stored in a trigger event information list, and the association relationship is stored in an association relationship list; or

the configuration information of the trigger condition and the configuration information of the trigger event are stored in a trigger condition configuration information list, wherein each entry in the trigger condition configuration information list comprises configuration information of a trigger condition and configuration information of at least two trigger events corresponding to the configuration information of the trigger condition.

19. The network-side device according to claim 18 , wherein

each entry in the trigger condition information list comprises configuration information of a trigger condition and identification information corresponding to the configuration information of the trigger condition;

each entry in the trigger event information list comprises configuration information of a trigger event and identification information corresponding to the configuration information of the trigger event; and

the association relationship comprises;

an association relationship between identification information corresponding to configuration information of a trigger condition and an entry tag of the trigger event information list; or

an association relationship between an entry tag of the trigger condition information list and identification information corresponding to configuration information of a trigger event; or

an association relationship between an entry tag of the trigger condition information list and an entry tag of the trigger event information list.

20. The network-side device according to claim 17 , wherein when the network-side device is a source node, the sending the configuration information of the trigger condition and the configuration information of the trigger event to a terminal device comprises:

when receiving configuration information of a target cell that is sent by the target node, sending the configuration information of the trigger condition and the configuration information of the trigger event to the terminal device; or

when receiving the configuration information of the trigger condition and the configuration information of the trigger event that are sent by the target node, sending the configuration information of the trigger condition and the configuration information of the trigger event to the terminal device.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 4, 2020
From: ZHANG, YANXIA; WU, YUMIN
To: VIVO MOBILE COMMUNICATION CO., LTD.
Reel/Frame 054552/0173 →
Priority Claims (1)
CN 201810565750.1 · Jun 4, 2018 · national
Continuity (2)
Continuation PCTCN2019088121 · May 23, 2019
Related Publication 20210092655A1 · Mar 25, 2021