CN101043440B - Method for supporting multi-service flow operation in WiMAX network - Google Patents
Method for supporting multi-service flow operation in WiMAX network Download PDFInfo
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- CN101043440B CN101043440B CN2006100709386A CN200610070938A CN101043440B CN 101043440 B CN101043440 B CN 101043440B CN 2006100709386 A CN2006100709386 A CN 2006100709386A CN 200610070938 A CN200610070938 A CN 200610070938A CN 101043440 B CN101043440 B CN 101043440B
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Abstract
The provided method supporting multi-business flow operation in WiMAX network comprises: setting a piece of resource pre-saving request message to enable the strategy function entity to send this message and notify the executing entity for re-saving resource to every business flow when the application function entity initiates a business flow request. Wherein, the resource pre-saving message includes: a user terminal mark, a business process mark, a correlative indication, business flow quantity, and every business flow parameter including at least two pre-saving operation. This invention improves the business flow creation.
Description
Technical field
The present invention relates to moving communicating field, support the method for multi-business stream operation in particularly a kind of WiMAX network.
Background technology
At first the WiMAX network is carried out brief description.As shown in Figure 1, be WiMAX NWG (NetworkWork Group; The network work group) service quality of standard latest definition (QoS:Service of Quality) structural representation.Wherein,
SS (Subscriber Station) is user terminal, as supporting the notebook computer or the mobile phone of WiMAX function;
SFM (Service Flow Management), be the service flow management device, be responsible for setting up user traffic flow and traffic flow assignment Radio Resource etc. for this reason, carry out the Qos strategy that Internet Service Provider (NSP:Network ServiceProvider) issues, as flowing how many bandwidth etc. in advance for certain user, this functive is present in the access service network (ASN:Access Service Network);
SFA (Service Flow Authorization) functional entity is the service flow authorization functional entity, is responsible for authorizing to corresponding business stream, carry out the Qos strategy that NSP issues, as for certain user reserves how many bandwidth etc., and this strategy is handed down to SFM again, this functive is present among the ASN;
PF (policy function) is policy functional entity, formulates various detailed Qos strategies, and this functive is present among the NSP, in roaming scence, will have visit PF (Visited PF) and ownership PF (Home PF);
AF (Application functions), be Application Function, this functional entity is mainly PF detailed business information is provided, formulate concrete Qos strategy for PF, user terminal SS is directly by application layer protocol connected reference AF, AF will notify PF initiatively for the user creates Business Stream, and this functional entity is present among the NSP;
Authentication, (AAA:Authentication, Authorization, the Accounting) database of authorizing, charge are used to deposit that user contracting data and some are used to authenticate, the database of mandate, charge information.
The common policy database is exactly CAMEL-Subscription-Information and a series of policy development rule according to the user, formulates the database of strategies such as corresponding Qos, charging.
In the service quality system (QoS:Quality of Service) of WiMAX standard, related news have been defined, as resource reservation (RR) message, send from top to bottom, promptly by policy functional entity PF → grappling SFA (Anchor SFA) → service SFA (Serving SFA) → service flow management functional entity SFM.As Fig. 3, Fig. 4 and shown in Figure 5, for non-roaming, the following Business Stream of roaming of definition in the service quality system (QoS:Quality ofService) of current WiMAX standard are set up flow chart.
The cell that carries in its RESV as shown in Figure 2.As shown in Figure 2, this RR message can support to carry simultaneously (1～n) application of a plurality of Business Streams.
But there is a problem in this message at present, is exactly that reserved resource moves (Reservation Action) at all Business Streams, can not be at each bar Business Stream.But in fact the action (action) of each bar Business Stream of carrying of resource reservation request (RR-Request) message all is different, and the Business Stream that has may be a creation operation, and the Business Stream that has may be a deletion action.Therefore, carrying a plurality of Business Streams in the RR-Request message, but to have only reserved resource action (Reservation Action) be irrational.
Summary of the invention
In view of problems of the prior art, the embodiment of the invention discloses the method, a kind of system of multi-business stream operation, a kind of service flow authorization functional entity SFA and a kind of service flow management device SFM of supporting that support multi-business stream operation in a kind of WiMAX network.
The invention provides the method for supporting multi-business stream operation in a kind of WiMAX network, this method comprises:
Service business stream authorization function entity SFA sends resource reservation request message to service flow management device SFM; Comprise the more than one reserved resource action message that corresponds respectively to different business stream in the described resource reservation request message; The resource reservation request message that described service SFA sends is issued by policy functional entity PF, and being used for notification strategy execution entity is that each bar Business Stream that described different business flows all produces reserved resource action when carrying out resource reservation.
The embodiment of the invention also provides the system that supports multi-business stream operation in a kind of WiMAX network, and this system comprises: service business stream authorization function entity SFA and service flow management device SFM;
Described service SFA is used for sending resource reservation request message to described SFM; Comprise the more than one reserved resource action message that corresponds respectively to different business stream in the described resource reservation request message; The resource reservation request message that described service SFA sends is issued by policy functional entity PF, and being used for notification strategy execution entity is that each bar Business Stream that described different business flows all produces reserved resource action when carrying out resource reservation.
Beneficial effect of the present invention is, sends resource reservation request message by SFA to SFM; Comprise the more than one reserved resource action message that corresponds respectively to different business stream in the described resource reservation request message; Policy execution entity is when carrying out resource reservation, according to the more than one reserved resource action message that comprises in the described resource reservation request message corresponding to different business stream, all produce the technical scheme of reserved resource action for each bar Business Stream, solved the defective that exists in the prior art, simultaneously, on this basis the flow process of setting up of Business Stream is improved.
Description of drawings
Fig. 1 is the quality of service architecture schematic diagram of WiMAX NWG standard latest definition;
Fig. 2 is resource reservation of the prior art (RR) message structure schematic diagram;
Fig. 3 sets up schematic flow sheet for non-roaming Business Stream down in the service quality system of current WiMAX standard;
Fig. 4 sets up schematic flow sheet by the H-AF trigger flow of business down for roaming in the service quality system of current WiMAX standard;
Fig. 5 sets up schematic flow sheet by the V-AF trigger flow of business down for roaming in the service quality system of current WiMAX standard;
Fig. 6 is the RESV structural representation of the embodiment of the invention;
Fig. 7 is that the non-roaming Business Stream down of the embodiment of the invention is set up schematic flow sheet;
Fig. 8 sets up schematic flow sheet under the roaming of the embodiment of the invention by the H-AF trigger flow of business;
Fig. 9 sets up schematic flow sheet under the roaming of the embodiment of the invention by the V-AF trigger flow of business.
Embodiment
It is following that the present invention is described in detail with reference to accompanying drawing.
The invention provides the method for supporting multi-business stream operation in a kind of WiMAX network, wherein, one resource reservation request message is set, make when Application Function is initiated traffic request, issue this resource reservation request message and notification strategy when carrying out entity and carrying out reserved resource by policy functional entity, all produce reserved resource action at each bar Business Stream;
Wherein, the cell that carries in the described RESV comprises: user terminal identification, transaction identification, relevant indication, the quantity of Business Stream, the parameter of each Business Stream; Wherein, comprise the reserved resource action in the parameter of each bar Business Stream at least.
In addition, also comprise in the parameter of described each bar Business Stream:
Traffic identifier, direction, resource description, media stream description, media stream type, negotiation scope of resource, service quality priority and charging expansion.
Resource reservation request message by the present invention's setting, make that the reserved resource action in this RESV is at each bar Business Stream, but not be all Business Streams, thereby solved the irrational problem that exists in the prior art, simultaneously, on this basis the flow process of setting up of Business Stream is improved.
As shown in Figure 6, be the RESV structural representation of the embodiment of the invention; For to differentiate, the title of this RESV is represented that with " New-Request " its title is not limited to this certainly, also can adopt other title in the present embodiment with prior art.
As shown in Figure 6, the cell that carries in resource reservation request (New-Request) message comprises:
User terminal identification (MS NAI), transaction identification (Transaction ID), relevant indication (Combined Resources Required), the quantity (Number of Flows) of Business Stream, the parameter of each Business Stream; Wherein, include in the parameter of each Business Stream:
Traffic identifier (Flow ID) (in the sign of a Business Stream of application layer sign), direction (Direction), reserved resource action (Reservation Action), resource description (Resource Description), media stream is described (Media Flow Description), media stream type (Media Flow Type), consult scope of resource (Reduced Resources), the service quality priority (QoS Priority) and the expansion (Accounting Extension) of chargeing.
For resource reservation response (RR-Response) message, it is consistent with prior art, repeats no more herein.
As shown in Figure 7, set up schematic flow sheet for the non-roaming Business Stream down of embodiment.
When Application Function AF triggers Business Stream, comprise step:
Application Function AF sends request (Request) message to policy functional entity PF;
Policy functional entity is received application strategy (Apply Police) after the Request message, sends New-Request message to grappling SFA entity;
After grappling SFA entity is received this New-Request message, use local policy (Apply LocalPolice), then this New-Request message is sent to service SFA entity;
After service SFA entity is received described New-Request message, this New-Request message is sent to the SFM entity;
The SFM entity increases request message (DSA-Request) informing user terminal MS by dynamic service;
User terminal MS responds and from the SFM entity RR-Response message is back to PF successively then.
As shown in Figure 8, for setting up schematic flow sheet by the H-AF trigger flow of business under the roaming of the embodiment of the invention.When H-AF triggers Business Stream, as shown in the figure, comprise step:
The H-AF entity sends request (Request) message to the H-PF entity;
The H-PF entity is received application strategy after the Request message, sends New-Request message to the V-PF entity;
After the V-PF entity is received this New-Request message, application strategy, and this New-Request message is sent to grappling SFA entity;
After grappling SFA entity is received this New-Request message, use local policy, then this New-Request message is sent to service SFA entity;
After service SFA entity is received described New-Request message, this New-Request message is sent to the SFM entity;
The SFM entity is by DSA-Request informing user terminal MS;
User terminal MS responds and from the SFM entity RR-Response message is back to H-PF successively then.
Be illustrated in figure 9 as under the roaming of the embodiment of the invention and set up schematic flow sheet by the V-AF trigger flow of business.When V-AF triggers Business Stream, as shown in the figure, comprise step:
The V-AF entity sends request (Request) message to the V-PF entity;
After the V-PF entity is received Request message, send New-Request message to the H-PF entity, and application strategy, resource reservation response (RR-Response) message sent then to the V-PF entity;
After the V-PF entity is received this RR-Response message, application strategy, and New-Request message is sent to grappling SFA entity;
After grappling SFA entity is received this New-Request message, use local policy, then this New-Request message is sent to service SFA entity;
After service SFA entity is received described New-Request message, this New-Request message is sent to the SFM entity;
The SFM entity increases request message (DSA-Request) informing user terminal MS by dynamic service;
User terminal MS responds and from the SFM entity RR-Response message is returned V-PF successively then.
By the foregoing description as can be known, resource reservation request (New-Request) message by the present invention's setting, make that the reserved resource action in the RESV is at each bar Business Stream, but not be all Business Streams, thereby correctly support multi-business stream operation, solved the irrational problem that exists in the prior art, simultaneously, on this basis the flow process of setting up of Business Stream has been improved.
The foregoing description only is used to illustrate the present invention, but not is used to limit the present invention.
Claims (11)
1. support the method for multi-business stream operation in the WiMAX network, it is characterized in that this method comprises:
Service business stream authorization function entity SFA sends resource reservation request message to service flow management device SFM; Comprise the more than one reserved resource action message that corresponds respectively to different business stream in the described resource reservation request message; The resource reservation request message that described service SFA sends is issued by policy functional entity PF, and being used for notification strategy execution entity is that each bar Business Stream that described different business flows all produces reserved resource action when carrying out resource reservation.
2. support the method for multi-business stream operation in the WiMAX network according to claim 1, it is characterized in that the cell that carries in the described RESV comprises: the parameter of each Business Stream;
Except comprising described reserved resource action message corresponding to this Business Stream, also comprise in the parameter of described each bar Business Stream: traffic identifier, direction, media stream are described and the media stream type.
3. support the method for multi-business stream operation as claimed in claim 1 or 2 in the WiMAX network, it is characterized in that described service SFA further comprised before SFM sends resource reservation request message: grappling SFA is to service SFA transmission resource reservation request message.
4. support the method for multi-business stream operation in the WiMAX network according to claim 3, it is characterized in that under non-roaming, this method further comprises:
Application Function AF sends a request message to policy functional entity PF;
PF receives request message and application strategy, sends resource reservation request message to grappling SFA;
Grappling SFA receives described resource reservation request message, and uses local policy.
5. support the method for multi-business stream operation in the WiMAX network according to claim 3, it is characterized in that under roaming, when angelica AF initiated traffic request, this method further comprised:
Ownership AF sends a request message to ownership PF;
Ownership PF receives request message and application strategy, and PF sends described resource reservation request message to visit;
Visit PF receives described resource reservation request message and application strategy, and described resource reservation request message is sent to grappling SFA;
Grappling SFA receives described resource reservation request message, and uses local policy.
6. support the method for multi-business stream operation in the WiMAX network according to claim 3, it is characterized in that under roaming, when visit AF initiated traffic request, this method further comprised:
Visit AF sends a request message to visit PF;
Visit PF receives request message, and PF sends described resource reservation request message to ownership;
Described ownership PF receives described resource reservation request message and application strategy, sends the resource reservation response message to visiting PF;
Visit PF receives described resource reservation response message and application strategy, sends described resource reservation request message to grappling SFA;
Grappling SFA receives described resource reservation request message, and uses local policy.
7. support the system of multi-business stream operation in the WiMAX network, it is characterized in that this system comprises: service business stream authorization function entity SFA and service flow management device SFM;
Described service SFA is used for sending resource reservation request message to described SFM; Comprise the more than one reserved resource action message that corresponds respectively to different business stream in the described resource reservation request message; The resource reservation request message that described service SFA sends is issued by policy functional entity PF, and being used for notification strategy execution entity is that each bar Business Stream that described different business flows all produces reserved resource action when carrying out resource reservation.
8. the system of support multi-business stream operation as claimed in claim 7 is characterized in that, this system further comprises: grappling SFA;
Described grappling SFA is used for sending resource reservation request message to service SFA;
Described service SFA is used for sending resource reservation request message to SFM.
9. the system of support multi-business stream operation as claimed in claim 8 is characterized in that, this system further comprises: Application Function AF and policy functional entity PF;
Described AF is used for sending a request message to PF;
Described PF is used to receive application strategy behind the request message, sends resource reservation request message to grappling SFA;
Described grappling SFA also is used to receive described resource reservation request message, and uses local policy.
10. the system of support multi-business stream operation as claimed in claim 8 is characterized in that, this system further comprises: ownership AF, ownership PF and visit PF;
Described ownership AF is used for sending a request message to ownership PF;
Described ownership PF is used to receive request message and application strategy, and PF sends described resource reservation request message to visit;
Described visit PF is used to receive described resource reservation request message and application strategy, and described resource reservation request message is sent to grappling SFA;
Described grappling SFA is used to receive described resource reservation request message, and uses local policy.
11. the system of support multi-business stream operation as claimed in claim 8 is characterized in that, this system further comprises: visit AF, visit PF and ownership PF;
Described visit AF is used for sending a request message to visit PF;
Described visit PF is used to receive request message, and PF sends described resource reservation request message to ownership;
Described ownership PF is used to receive described resource reservation request message and application strategy, sends the resource reservation response message to described visit PF;
Described visit PF is used to receive described resource reservation response message and application strategy, sends described resource reservation request message to grappling SFA;
Described grappling SFA is used to receive described resource reservation request message, and uses local policy.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2006100709386A CN101043440B (en) | 2006-03-25 | 2006-03-25 | Method for supporting multi-service flow operation in WiMAX network |
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| CN2006100709386A CN101043440B (en) | 2006-03-25 | 2006-03-25 | Method for supporting multi-service flow operation in WiMAX network |
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| CN101043440A CN101043440A (en) | 2007-09-26 |
| CN101043440B true CN101043440B (en) | 2011-02-16 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US8948749B2 (en) | 2007-10-12 | 2015-02-03 | Qualcomm Incorporated | System and method to facilitate acquisition of access point base stations |
| CN101442734B (en) * | 2007-11-23 | 2010-12-29 | 中兴通讯股份有限公司 | Method for optimizing multi-business stream operation of WiMAX system |
| CN101179465B (en) * | 2007-12-10 | 2010-12-15 | 中国科学院计算技术研究所 | Wireless network media access control system and service stream dynamic handling method |
| CN101483580B (en) * | 2008-01-10 | 2013-03-27 | 华为技术有限公司 | Initial service stream establishment method, apparatus and communication system |
| US20090185526A1 (en) * | 2008-01-18 | 2009-07-23 | Futurewei Technologies, Inc. | Method and Apparatus for a Dynamic Create/Change of Service Flows |
| US8553994B2 (en) | 2008-02-05 | 2013-10-08 | Futurewei Technologies, Inc. | Compressive sampling for multimedia coding |
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|---|---|---|---|---|
| CN1466340A (en) * | 2002-06-24 | 2004-01-07 | �人��������������ι�˾ | Method for forwarding data by strategic stream mode and data forwarding equipment |
| EP1432181A2 (en) * | 2002-12-19 | 2004-06-23 | Zarlink Semiconductor Limited | packet classifier |
| CN1691636A (en) * | 2004-04-26 | 2005-11-02 | 华为技术有限公司 | Method of flow state establishment |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1466340A (en) * | 2002-06-24 | 2004-01-07 | �人��������������ι�˾ | Method for forwarding data by strategic stream mode and data forwarding equipment |
| EP1432181A2 (en) * | 2002-12-19 | 2004-06-23 | Zarlink Semiconductor Limited | packet classifier |
| CN1691636A (en) * | 2004-04-26 | 2005-11-02 | 华为技术有限公司 | Method of flow state establishment |
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