METHOD FOR PREFORMING COMMUNICATIONS IN WIRELESS SOFTWARE DEFINED NETWORK AND APPARATUS THEREOF

• US 20150312894A1
• Filed: 06/30/2015
• Published: 10/29/2015
• Est. Priority Date: 12/31/2012
• Status: Active Grant

• Current Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Original Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Inventors: Chen, Xueliang, Li, Dan
• Granted Patent: US 10,278,159 B2
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: H04W 16/18 Network planning tools
• CPC Class Codes: H04W 24/02 Arrangements for optimising operational condition
• CPC Class Codes: H04W 72/20 Control channels or signalling for resource management
• CPC Class Codes: H04W 8/04 Registration at HLR or HSS [Home Subscriber Server]
• CPC Class Codes: H04W 88/02 Terminal devices
• CPC Class Codes: H04W 88/06 adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
• CPC Class Codes: H04W 88/12 Access point controller devices

Abstract

The present invention discloses a method for performing communications in a wireless software defined network SDN and an apparatus thereof. The method includes: generating a message in a first format; and transmitting the message to a wireless network control device of a control plane, so that the wireless network control device obtains content in the message according to the first format. According to the method for performing communications in the wireless software defined network SDN and the apparatus thereof in embodiments of the present invention, the wireless network control device in the wireless SDN may perform communications with a base station and a user equipment by defining the message content and the message format for performing communications between the wireless network control device of the control plane and the base station as well as the user equipment of a data plane, thereby enhancing feasibility of a wireless SDN architecture.

Claims

1. A method for performing communications in a wireless software defined network SDN, comprising:

generating a message in a first format; and

transmitting the message to a wireless network control device of a control plane, so that the wireless network control device obtains content in the message according to the first format.

2. The method according to claim 1, wherein, the first format is an extensible markup language XML format.

3. The method according to claim 2, wherein, the message comprises a head node and a body node;

the head node comprises a version element and a message type element, wherein the version element indicates a protocol version of the message, and the message type element indicates a type of the message;

the body node comprises the content corresponding to the type of the message.

4. The method according to claim 1, wherein, the content comprises information reported by a user equipment UE or a base station to the wireless network control device, or an operation that a UE requests the wireless network control device to perform.

5. The method according to claim 4, wherein, the information reported by the base station to the wireless network control device comprises at least one of the following:

cell establishment information, cell delete information, cell activation information, cell deactivation information, cell load information, cell serving UE list information, base station surrounding wireless environment information and cell traffic information.

6. The method according to claim 4, wherein, the information reported by the UE to the wireless network control device comprises at least one of the following:

access information of the UE, delete bearer information of the UE, channel quality information of the UE, capability information of the UE, location information of the UE, and quality of service Qos information of the UE;

the operation that the UE requests the wireless network control device to perform comprises at least one of the following operations;

modifying a service bandwidth of the UE and modifying a service delay of the UE.

7. The method according to claim 3, wherein, the body node comprises an uplink node, and the uplink node indicates that the message is a message transmitted by the user equipment or the base station to the wireless network control device.

8. A method for performing communications in a wireless software defined network SDN, comprising:

generating, by a wireless network control device of a control plane, a message in a first format; and

transmitting the message to a user equipment UE or a base station, so that the UE or the base station obtains content in the message according to the first format.

9. The method according to claim 8, wherein, the first format is an extensible markup language XML format.

10. The method according to claim 9, wherein, the message comprises a head node and a body node;

the head node comprises a version element and a message type element, wherein the version element indicates a protocol version of the message, and the message type element indicates a type of the message;

the body node comprises the content corresponding to the type of the message.

11. The method according to claim 8, wherein, the content comprises an operation that the wireless network control device instructs the UE or instructs the base station to perform, or comprises information issued by the wireless network control device to the UE or the base station.

12. The method according to claim 11, wherein, the operation that the wireless network control device instructs the base station to perform comprises at least one of the following operations:

quality of service Qos priority control, service bandwidth control, service delay control, access control, mobility control, multi-standard offload control, cell handover control, scheduling priority control, UE service charging control, use spectral control by the base station and virtualization;

the operation that the wireless network control device instructs the UE to perform comprises at least one of the following operations;

multi-standard access control, handover control, offload control and virtualization.

13. The method according to claim 11, wherein, the information issued by the wireless network control device to the base station comprises at least one of the following:

location information of other base station or radio access point AP surrounding the base station, load information of other base station or radio AP surrounding the base station, wireless environment available white spectrum resource information and load information of the wireless network control device;

the information issued by the wireless network control device to the UE comprises at least one of the following;

distribution information of a radio AP surrounding the UE, load information of the radio AP surrounding the UE, wireless interference information surrounding the UE, distribution information of other UEs surrounding the UE, status information of other UEs surrounding the UE and adjacent cell information.

14. The method according to claim 10, wherein, the body node comprises a downlink node, and the downlink node indicates that the message is a message transmitted by the wireless network control device to the UE or the base station.

15. A method for performing communications in a wireless software defined network SDN,comprising:

determining an extensible markup language XML message format supported by a wireless network control device of a control plane; and

generating an XML message according to the XML message format.

16. The method according to claim 15, wherein, the XML message format comprises a root node, a head node and a body node;

the head node comprises a version element and a message type element, wherein the version element indicates a protocol version of the message, and the message type element indicates a type of the message;

the body node comprises content corresponding to the type of the message.

17. The method according to claim 16, wherein, the body node comprises an uplink node and a downlink node, the uplink node indicates that the XML message is a message transmitted by a user equipment UE or a base station to the wireless network control device, and the downlink node indicates that the XML message is a message transmitted by the wireless network control device to the UE or the base station.

18. The method according to claim 17, wherein, the uplink node comprises information reported by the UE to the wireless network control device, information reported by the base station to the wireless network control device, and control information performed by the UE to the wireless network control device;

the downlink node comprises control information performed by the wireless network control device to the base station, control information performed by the wireless network control device to the UE, information issued by the wireless network control device to the base station and information issued by the wireless network control device to the UE.

19. A base station or a user equipment UE, comprising:

a generating module, configured to generate a message in a first format; and

a transmitting module, configured to transmit the message generated by the generating module to a wireless network control device of a control plane, so that the wireless network control device obtains content in the message according to the first format.

20. The base station or the UE according to claim 19, wherein, the first format is an extensible markup language XML format.

21. The base station or the UE according to claim 20, wherein, the message comprises a head node and a body node;

the head node comprises a version element and a message type element, wherein the version element indicates a protocol version of the message, and the message type element indicates a type of the message;

the body node comprises the content corresponding to the type of the message.

22. The base station or the UE according to claim 19, wherein, the content comprises information reported by the UE or the base station to the wireless network control device, or an operation that the UE requests the wireless network control device to perform.

23. The base station or the UE according to claim 22, wherein, the information reported by the base station to the wireless network control device comprises at least one of the following:

cell establishment information, cell delete information, cell activation information, cell deactivation information, cell load information, cell serving UE list information, base station surrounding wireless environment information and cell traffic information.

24. The base station or the UE according to claim 22, wherein, the information reported by the UE to the wireless network control device comprises at least one of the following:

access information of the UE, delete bearer information of the UE, channel quality information of the UE, capability information of the UE, location information of the UE and quality of service Qos information of the UE;

the operation that the UE requests the wireless network control device to perform comprises at least one of the following operations;

modifying a service bandwidth of the UE and modifying a service delay of the UE.

25. The base station or the UE according to claim 21, wherein, the body node comprises an uplink node, and the uplink node indicates that the message is a message transmitted by the user equipment or the base station to the wireless network control device.

26. A wireless network control device of a control plane, comprising:

a generating module, configured to generate a message in a first format; and

a transmitting module, configured to transmit the message generated by the generating module to a user equipment UE or a base station, so that the UE or the base station obtains content in the message according to the first format.

27. The wireless network control device according to claim 26, wherein, the first format is an extensible markup language XML format.

28. The wireless network control device according to claim 27, wherein, the message comprises a head node and a body node;

the head node comprises a version element and a message type element, wherein the version element indicates a protocol version of the message, and the message type element indicates a type of the message;

the body node comprises the content corresponding to the type of the message.

29. The wireless network control device according to claim 26, wherein, the content comprises an operation that the wireless network control device instructs the UE or instructs the base station to perform, or comprises information issued by the wireless network control device to the UE or the base station.

30. The wireless network control device according to claim 29, wherein, the operation that the wireless network control device instructs the base station to perform comprises at least one of the following operations:

quality of service Qos priority control, service bandwidth control, service delay control, access control, mobility control, multi-standard offload control, cell handover control, scheduling priority control, UE service charging control, use spectral control by the base station and virtualization;

the operation that the wireless network control device instructs the UE to perform comprises at least one of the following operations;

multi-standard access control, handover control, offload control and virtualization.

31. The wireless network control device according to claim 29, wherein, the information issued by the wireless network control device to the base station comprises at least one of the following:

location information of other base station or radio access point AP surrounding the base station, load information of other base station or radio AP surrounding the base station, wireless environment available white spectrum resource information and load information of the wireless network control device;

the information issued by the wireless network control device to the UE comprises at least one of the following;

distribution information of a radio AP surrounding the UE, load information of the radio AP surrounding the UE, wireless interference information surrounding the UE, distribution information of other UEs surrounding the UE, status information of other UEs surrounding the UE and adjacent cell information.

32. The wireless network control device according to claim 28, wherein, the body node comprises a downlink node, and the downlink node indicates that the message is a message transmitted by the wireless network control device to the UE or the base station.

33. A communication apparatus, comprising:

a determining module, configured to determine an extensible markup language XML message format supported by a wireless network control device of a control plane; and

a generating module, configured to generate an XML message according to the XML message format determined by the determining module.

34. The communication apparatus according to claim 33, wherein, the XML message format comprises a root node, a head node and a body node;

the head node comprises a version element and a message type element, wherein the version element indicates a protocol version of the message, and the message type element indicates a type of the message;

the body node comprises content corresponding to the type of the message.

35. The communication apparatus according to claim 34, wherein, the body node comprises an uplink node and a downlink node, the uplink node indicates that the XML message is a message transmitted by a user equipment or a base station to the wireless network control device, and the downlink node indicates that the XML message is a message transmitted by the wireless network control device to the UE or the base station.

36. The communication apparatus according to claim 35, wherein, the uplink node comprises information reported by the UE to the wireless network control device, information reported by the base station to the wireless network control device, and control information performed by the UE to the wireless network control device;

the downlink node comprises control information performed by the wireless network control device to the base station, control information performed by the wireless network control device to the UE, information issued by the wireless network control device to the base station and information issued by the wireless network control device to the UE.