METHOD FOR OBTAINING RADIO ACCESS NETWORK INFORMATION AND RADIO ACCESS NETWORK CONTROLLER

• US 20150264632A1
• Filed: 06/03/2015
• Published: 09/17/2015
• Est. Priority Date: 12/03/2012
• Status: Active Grant

• Current Assignee: Decatur Licensing LLC (IP Edge LLC)
• Original Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Inventors: CHEN, Yanyan, ZHI, Yuliang
• Granted Patent: US 9,706,476 B2
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: H04W 48/08 Access restriction or access information delivery, e.g. discovery data delivery signalling during connection H04W76/00
• CPC Class Codes: H04W 48/16 Discovering, processing access restriction or access information
• CPC Class Codes: H04W 88/12 Access point controller devices

Abstract

The present invention provides a method for obtaining radio access network information and a radio access network controller. The method for obtaining radio access network information includes: receiving, by a second radio access network controller, first radio access network information request information from a first radio access network controller, where the first radio access network information request information is used to request radio access network information of a third radio access network controller; and sending, by the second radio access network controller, target radio access network information to the first radio access network controller. The method reduces resource waste, improves a resource utilization rate and reduces a burden on a source core network entity and a target core network entity.

Claims

1. A method for obtaining radio access network information, comprising:

receiving, by a second radio access network controller, first radio access network information request information from a first radio access network controller, wherein the first radio access network information request information is used to request target radio access network information;

the target radio access network information is radio access network information of a third radio access network controller;

the first radio access network controller is an access network node of a first radio access network standard and the third radio access network controller is an access network node of a second radio access network standard; and

sending, by the second radio access network controller, the target radio access network information to the first radio access network controller.

2. The method for obtaining radio access network information according to claim 1, wherein the method further comprises:

sending, by the second radio access network controller, second radio access network information request information to the third radio access network controller; and

receiving, by the second radio access network controller, the target radio access network information from the third radio access network controller.

3. The method for obtaining radio access network information according to claim 1, wherein the first radio access network information request information further carries sending mode indication information for indicating a mode for the second radio access network controller to send the target radio access network information to the first radio access network controller;

and

the method further comprises at least one of;

sending, by the second radio access network controller according to the instruction of the sending mode indication information, the target radio access network information to the first radio access network controller at any moment;

sending, by the second radio access network controller according to the instruction of the sending mode indication information, the target radio access network information to the first radio access network controller only once;

sending, by the second radio access network controller according to the instruction of the sending mode indication information, the target radio access network information to the first radio access network controller when a change occurs on the radio access network information of the third radio access network controller; and

sending, by the second radio access network controller according to the instruction of the sending mode indication information, the target radio access network information to the first radio access network controller periodically.

4. The method for obtaining radio access network information according to claim 1, wherein the first radio access network information request information further carries type indication information for indicating a type of the target radio access network information.

5. A method for obtaining radio access network information, comprising:

sending, by a first radio access network controller, first radio access network information request information to a second radio access network controller, wherein the first radio access network information request information is used to request target radio access network information;

the target radio access network information is radio access network information of a third radio access network controller;

the first radio access network controller is an access network node of a first radio access network standard; and

the third radio access network controller is an access network node of a second radio access network standard; and

receiving, by the first radio access network controller, the target radio access network information from the second radio access network controller.

6. The method for obtaining radio access network information according to claim 5, wherein the first radio access network information request information carries sending mode indication information for indicating a mode for the second radio access network controller to send the target radio access network information to the first radio access network controller;

and

the method further comprises;

receiving, by the first radio access network controller, the target radio access network information that is from the second radio access network controller according to an instruction of the sending mode indication information.

7. The method for obtaining radio access network information according to claim 5, wherein the first radio access network information request information further carries type indication information for indicating a type of the target radio access network information.

8. A method for obtaining radio access network information, comprising:

receiving, by a second radio access network controller, radio access network information request information from a first radio access network controller, wherein the radio access network information request information is used to request target radio access network information;

the target radio access network information is radio access network information of the second radio access network controller; and

the first radio access network controller and the second radio access network controller are access network nodes of different radio access network standards; and

sending, by the second radio access network controller, the target radio access network information to the first radio access network controller.

9. The method for obtaining radio access network information according to claim 8, wherein the radio access network information request information further carries sending mode indication information for indicating a mode for the second radio access network controller to send the target radio access network information to the first radio access network controller;

and

the method further comprises at least one of;

sending, by the second radio access network controller according to the instruction of the sending mode indication information, the target radio access network information to the first radio access network controller at any moment;

sending, by the second radio access network controller according to the instruction of the sending mode indication information, the target radio access network information to the first radio access network controller only once;

sending, by the second radio access network controller according to the instruction of the sending mode indication information, the target radio access network information to the first radio access network controller when a change occurs on the radio access network information of the second radio access network controller; and

sending, by the second radio access network controller according to the instruction of the sending mode indication information, the target radio access network information to the first radio access network controller periodically.

10. The method for obtaining radio access network information according to claim 8, wherein the radio access network information request information further carries type indication information for indicating a type of the target radio access network information.

11. A method for obtaining radio access network information, comprising:

sending, by a first radio access network controller, radio access network information request information to a second radio access network controller, wherein the radio access network information request information is used to request target radio access network information;

the target radio access network information is radio access network information of the second radio access network controller; and

the first radio access network controller and the second radio access network controller are access network nodes of different radio access network standards; and

receiving, by the first radio access network controller, the target radio access network information from the second radio access network controller.

12. The method for obtaining radio access network information according to claim 11, wherein the radio access network information request information further carries sending mode indication information for indicating a mode for the second radio access network controller to send the target radio access network information to the first radio access network controller;

and

the method further comprises;

receiving, by the first radio access network controller, the target radio access network information that is from the second radio access network controller according to an instruction of the sending mode indication information.

13. The method for obtaining radio access network information according to claim 11, wherein the radio access network information request information further carries type indication information for indicating a type of the target radio access network information.

14. A radio access network controller, comprising:

a receiver, configured to receive first radio access network information request information from a first radio access network controller, wherein the first radio access network information request information is used to request target radio access network information;

the target radio access network information is radio access network information of a third radio access network controller;

the first radio access network controller is an access network node of a first radio access network standard; and

the third radio access network controller is an access network node of a second radio access network standard; and

a sender, configured to send the target radio access network information to the first radio access network controller.

15. The radio access network controller according to claim 14, wherein

the sender is further configured to send, before sending the target radio access network information, second radio access network information request information to the third radio access network controller;

and send, after the receiver receives the target radio access network information from the third radio access network controller, the target radio access network information to the first radio access network controller; and

the receiver is further configured to receive, after the sender sends the second radio access network information request information to the third radio access network controller, the target radio access network information from the third radio access network controller.

16. The radio access network controller according to claim 14, wherein the first radio access network information request information further carries sending mode indication information for indicating a mode for the radio access network controller to send the target radio access network information to the first radio access network controller;

and

the sender is further configured to perform at least one of;

sending, according to the instruction of the sending mode indication information, the target radio access network information to the first radio access network controller only once;

sending, according to the instruction of the sending mode indication information, the target radio access network information to the first radio access network controller when a change occurs on the radio access network information of the third radio access network controller; and

sending, according to the instruction of the sending mode indication information, the target radio access network information to the first radio access network controller periodically.

17. The radio access network controller according to claim 14, wherein the radio access network controller is one of an access network node of the first radio access network standard, an access network node of the second radio access network standard and an intermediate node between the first radio access network controller and the third radio access network controller;

and the radio access network controller further comprises;

a processor, configured to performs centralized control and management on radio resources of the first radio access network standard and the second radio access network standard.

18. The radio access network controller according to claim 14, wherein the first radio access network information request information further carries type indication information for indicating a type of the target radio access network information.

19. A radio access network controller, comprising:

a sender, configured to send first radio access network information request information to a second radio access network controller, wherein the first radio access network information request information is used to request target radio access network information;

the target radio access network information is radio access network information of a third radio access network controller;

the radio access network controller is an access network node of a first radio access network standard; and

the third radio access network controller is an access network node of a second radio access network standard; and

a receiver, configured to receive, after the sender sends the first radio access network information request information to the second radio access network controller, the target radio access network information from the second radio access network controller.

20. The radio access network controller according to claim 19, wherein the first radio access network information request information carries sending mode indication information for indicating a mode for the second radio access network controller to send the target radio access network information to the radio access network controller;

and

the receiver is further configured to receive the target radio access network information that is from the second radio access network controller according to an instruction of the sending mode indication information.

21. The radio access network controller according to claim 19, wherein the second radio access network controller is one of an access network node of the first radio access network standard, an access network node of the second radio access network standard and an intermediate node between the radio access network controller and the third radio access network controller;

and the second radio access network controller is further configured to perform centralized control and management on radio resources of the first radio access network standard and the second radio access network standard.

22. The radio access network controller according to claim 19, wherein the first radio access network information request information further carries type indication information for indicating a type of the target radio access network information.

23. A radio access network controller, comprising:

a receiver, configured to receive radio access network information request information from a first radio access network controller, wherein the radio access network information request information is used to request target radio access network information;

the target radio access network information is radio access network information of the radio access network controller; and

the first radio access network controller and the radio access network controller are access network nodes of different radio access network standards; and

a sender, configured to send, after the receiver receives the radio access network information request information from the first radio access network controller, the target radio access network information to the first radio access network controller.

24. The radio access network controller according to claim 23, wherein the radio access network information request information further carries sending mode indication information for indicating a mode for the radio access network controller to send the target radio access network information to the first radio access network controller;

and

the sender is further configured to perform at least one of;

sending, according to the instruction of the sending mode indication information, the target radio access network information to the first radio access network controller at any moment;

sending, according to the instruction of the sending mode indication information, the target radio access network information to the first radio access network controller only once;

sending, according to the instruction of the sending mode indication information, the target radio access network information to the first radio access network controller when a change occurs on the radio access network information of the second radio access network controller; and

sending, according to the instruction of the sending mode indication information, the target radio access network information to the first radio access network controller periodically.

25. The radio access network controller according to claim 23, wherein the radio access network information request information further carries type indication information for indicating a type of the target radio access network information.

26. A radio access network controller, comprising:

a sender, configured to send radio access network information request information to a second radio access network controller, wherein the radio access network information request information is used to request target radio access network information;

the target radio access network information is radio access network information of the second radio access network controller; and

the radio access network controller and the second radio access network controller are access network nodes of different radio access network standards; and

a receiver, configured to receive, after the sender sends the radio access network information request information to the second radio access network controller, the target radio access network information from the second radio access network controller.

27. The radio access network controller according to claim 26, wherein the radio access network information request information further carries sending mode indication information for indicating a mode for the second radio access network controller to send the target radio access network information to the radio access network controller;

and

the receiver is further configured to receive the target radio access network information that is from the second radio access network controller according to an instruction of the sending mode indication information.

28. The radio access network controller according to claim 26, wherein the first radio access network information request information further carries type indication information for indicating a type of the target radio access network information.