CN1859364A - Method for realizing QoS based on WIMAX - Google Patents
Method for realizing QoS based on WIMAX Download PDFInfo
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- CN1859364A CN1859364A CN 200510074909 CN200510074909A CN1859364A CN 1859364 A CN1859364 A CN 1859364A CN 200510074909 CN200510074909 CN 200510074909 CN 200510074909 A CN200510074909 A CN 200510074909A CN 1859364 A CN1859364 A CN 1859364A
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Abstract
The present invention provides WiMAX network based QoS implementation method. It contains according to user's QoS resource request determining user's QoS parameter by consultation by consultation, strategy decision functional unit according to obtained said negotiation defined QoS parameter and preset strategy determining user corresponded QoS parameter, and transmitting to access network, access network according to said strategy decision functional unit transmitted user corresponded QoS parameter providing relevant QoS ensuring to said user. The present invention not only makes WiMAX network realizing QoS but also provides variety QoS solution scheme to WiMAX network.
Description
Technical field
The present invention relates to the network communications technology field, be specifically related to a kind of QoS implementation method based on the WIMAX network.
Background technology
QoS (service quality) is about the agreement of message transmission with the matter of sharing between the user of mutual communication between network and the user and in the network.
The WIMAX network is a kind of emerging network technology, in WIMAX server mesh portions, and the solution of QoS or blank out, the implementation method of QoS has become problem demanding prompt solution in the WIMAX network.
Summary of the invention
The objective of the invention is to, a kind of QoS implementation method based on the WIMAX network is provided, filling up the blank of QoS solution in the WIMAX network, thereby further improve the WIMAX network.
For achieving the above object, a kind of QoS implementation method based on the WIMAX network provided by the invention comprises:
A, determine user's qos parameter through consultation according to user's QoS resource request;
Qos parameter, predetermined policy that b, strategy decisive function unit are determined according to its described negotiation of obtaining are determined the qos parameter of user's correspondence, and transfer to access network;
The qos parameter of c, access network user's correspondence that transmission comes according to described strategy decisive function unit guarantees for described user provides corresponding QoS.
Described step a specifically comprises:
Application server is held consultation according to user's QoS resource request and user, determines this user's application layer qos parameter according to negotiation result, and described application layer qos parameter is converted to IP layer qos parameter.
Described step b specifically comprises step:
B1, application server are determined the strategy decisive function unit at described user place;
The IP layer qos parameter that b2, described application server determine described negotiation is sent to the strategy decisive function unit at described user place, according to predetermined policy the IP layer qos parameter of its reception carried out cutting by described strategy decisive function unit;
B3, described strategy decisive function unit transfer to application server with corresponding qos parameter index information, and by described application server this index information are transferred to access network by the user;
B4, described access network obtain IP layer qos parameter after the cutting according to described qos parameter index information from the strategy decisive function unit at user place.
Described step b1 is specially:
Application server is determined the strategy decisive function unit at user place according to user's IP address.
Described step a also comprises:
The user transfers to application server with roaming identity;
And described step b1 is specially:
Application server is determined the strategy decisive function unit at user place according to user's roaming identity.
Described roaming identity is: user's Care-of Address.
Described step a specifically comprises:
The user determines its application layer qos parameter and qos parameter index information according to the negotiation of itself and application server, and the address information of IP layer qos parameter, qos parameter index information and the described application server of described application layer qos parameter correspondence is transferred to access network; Or
The user determines its application layer qos parameter and qos parameter index information according to the negotiation of itself and application server, and the address information of described qos parameter index information and described application server is transferred to access network.
Described step b specifically comprises:
Described access network is initiated the qos parameter inquiry according to the qos parameter index information of its reception and the address information of described application server to place, strategy decisive function unit;
Described strategy decisive function unit obtains the IP layer qos parameter of described application layer qos parameter correspondence according to described qos parameter index information from application server, and carries out cutting according to local policy;
The IP layer qos parameter of described strategy decisive function unit after with cutting transfers to access network.
Described method also comprises:
The qos parameter of d, user's correspondence that the strategy decisive function unit is determined transfers to the user.
Described steps d specifically comprises:
The strategy decisive function unit transfers to described application server with its IP layer qos parameter of determining;
The application layer qos parameter that described application server is determined according to the negotiation among the described UE of application layer signaling update.
Described qos parameter index information is: Token or IP tuple.
Described method also comprises:
The QoS resource request of e, refusing user's.
Described step e specifically comprises:
The QoS resource request of application server refusing user's; Or
The QoS resource request of strategy decisive function unit refusing user's; Or
The QoS resource request of access network refusing user's.
Description by technique scheme as can be known, the qos parameter that transmission comes according to the strategy decisive function unit of the access network among the present invention can provide corresponding qos policy to the user, makes the WIMAX network can realize QoS; The present invention provides multiple QoS solution for the WIMAX network, can provide corresponding qos policy per family for the user who uses mobile IP, the usefulness of the non-moving IP of use, and, the present invention has also taken into full account air interface resource, by avoiding the qos parameter transmission, the IP tuple being avoided the transmission of Token etc. as the qos parameter index information, farthest alleviate the burden of air interface, saved valuable air interface resource; Thereby filled up the blank of QoS solution in the WIMAX network by technical scheme provided by the invention, further perfect WIMAX network.
Description of drawings
Fig. 1 is the schematic diagram of QoS implementation method one of the present invention;
Fig. 2 is the schematic diagram of QoS implementation method two of the present invention;
Fig. 3 is the schematic diagram of QoS implementation method three of the present invention;
Fig. 4 is the schematic diagram of QoS implementation method four of the present invention.
Embodiment
Core of the present invention is: the qos parameter of determining the user according to user's QoS resource request through consultation, qos parameter, the predetermined policy that the strategy decisive function unit is determined according to its described negotiation of obtaining determined the qos parameter of user's correspondence, and transferring to access network, the qos parameter of access network user's correspondence that transmission comes according to described strategy decisive function unit guarantees for described user provides corresponding QoS.
Based on core concept of the present invention technical scheme provided by the invention is further described below.
When the user initiated the QoS resource request, the present invention at first needed to come through consultation to determine user's qos parameter, and the both sides of negotiation can determine according to the actual conditions of network, can be AF (application server) and UE (subscriber equipment) as the both sides that consult.Carrying out the QoS negotiation with AF and UE below is that example is elaborated to multiple QoS implementation method provided by the invention.
QoS implementation method one of the present invention as shown in Figure 1.
In Fig. 1, step 1-1, user initiate the QoS resource request, and AF and UE determine user's application layer qos parameter through consultation, and AF can convert the application layer qos parameter of the user after consulting to the qos parameter of IP layer.
Determine the PDF (strategy decisive function) at user place by the IP address of UE to step 1-2, AF, and the qos parameter of IP layer that will consult the user after the conversion is sent to the PDF at user place, with the qos parameter that obtains corresponding IP layer from PDF and the Token of correspondence thereof.
According to predetermined policy the qos parameter of the IP layer of its reception is carried out localized cutting to step 1-3, PDF, and the qos parameter of the IP layer after the cutting and the Token of this qos parameter correspondence are fed back to AF.
Be sent to UE to the qos parameter of step 1-4, the AF IP layer after with its cutting that obtains from PDF and the Token of this parameter correspondence.
To step 1-5, when UE when access network application " with the corresponding to resource of negotiation result ", UE brings access network by air interface with the Token of its reception.
Is index to step 1-6, access network with the Token of its reception, the user of inquiry after through the PDF cutting IP layer qos parameter in the PDF at user place.
To step 1-7, PDF the qos parameter of the IP layer of this Token correspondence is handed down to access network.
Like this, access network just can be carried out corresponding qos policy to the user according to the qos parameter of user's IP layer.
In the step 1-4 of method one, the method that the qos parameter of the IP layer of AF after with its cutting that obtains from PDF is sent to UE can be: the AF application layer qos parameter after according to the negotiation of storing among the application layer signaling update UE.Also can be in method one with the index information of IP tuple as the inquiry qos parameter, because between AF and the PDF, between AF and the UE, just comprise the IP tuple originally in the information transmitted between UE and the access network, thereby avoided between AF and the PDF, between AF and the UE, increase the process of transmission Token between UE and the access network, saved Internet resources.
QoS implementation method two of the present invention as shown in Figure 2.
In Fig. 2, step 2-1, user initiate the QoS resource request, AF and UE determine user's application layer qos parameter through consultation, AF can convert the application layer qos parameter of the user after consulting to the qos parameter of IP layer, and UE also needs its roaming identity VI when holding consultation with AF or be called roaming number to transfer to AF.Roaming identity can be user's COA (Care of Address, Care-of Address).When roaming identity can insert the access network of its roaming place for UE, access network was that UE distributes.
Determine the PDF at user place to step 2-2, AF by the IP address of UE, and the qos parameter of user's IP layer is sent to the PDF at user place, with qos parameter and the IP tuple of obtaining corresponding IP layer from PDF.
According to predetermined policy the qos parameter of the IP layer of its reception is carried out localized cutting to step 2-3, PDF, and the qos parameter and the IP tuple of the IP layer after the cutting fed back to AF.
Qos parameter and IP tuple to step 2-4, the AF IP layer after with its cutting that obtains from PDF are sent to UE.
To step 2-5, when UE when access network application " with the corresponding to resource of negotiation result ", UE brings access network by air interface with the IP tuple of its reception.
Is index to step 2-6, access network with the IP tuple of its reception, the user of inquiry after through the PDF cutting IP layer qos parameter in the PDF at user place.
To step 2-7, PDF the qos parameter of the IP layer of this IP tuple correspondence is handed down to access network.
Like this, access network just can be carried out corresponding qos policy to the user according to the qos parameter of user's IP layer.
Technical scheme by method two, make the AF of the present invention can be when the user uses mobile IP, the same accurately PDF at consumer positioning place, thus make access network can obtain the qos parameter of user's IP layer, and the user is carried out the qos policy of correspondence according to this parameter.Method two is to be described with the index information of IP tuple as the inquiry qos parameter, and this method also can be with the index information of Token as qos parameter.And the method that the qos parameter of step 2-4, the AF IP layer after with its cutting that obtains from PDF is sent to UE can be: the AF application layer qos parameter after according to the negotiation of storing among the application layer signaling update UE.
QoS implementation method three of the present invention as shown in Figure 3.
Among Fig. 3, at step 3-1, step 3-2, the user initiates the QoS resource request, and AF and UE determine user's the Token and the qos parameter of application layer through consultation, and the application layer qos parameter after UE will consult converts the qos parameter of IP layer to.
To step 3-3, when UE when access network application " with the corresponding to resource of negotiation result ", UE brings access network by air interface with qos parameter and Token.
To step 3-4, access network is an index with the Token of its reception, and inquiring user and AF consult the qos parameter of definite IP layer in the PDF.
To step 3-5, PDF is to index the qos parameter that inquiring user and AF among the AF are consulted definite IP layer with its Token that receives.
To step 3-6, AF converts the application layer qos parameter that itself and user consult the qos parameter of IP layer to, and transfers to PDF.
To step 3-7, PDF carries out localized cutting according to the actual conditions of network to the qos parameter of the IP layer of its reception, and the qos parameter of the IP layer after the cutting is handed down to access network.
Like this, the qos parameter of the access network user's that just can come according to PDF transmission IP layer is carried out corresponding qos policy to the user.
In method three, the PDF among the present invention can also transfer to AF with the qos parameter of the IP layer after the cutting, by the application layer qos parameter of AF after according to the negotiation of storing among the application layer signaling update UE.And, also can be in method three with the index information of IP tuple as the inquiry qos parameter, because between AF and the PDF, between AF and the UE, between UE and the access network, just comprise the IP tuple originally in the information transmitted between access network and the PDF, thereby avoided between AF and the PDF, between AF and the UE, between UE and the access network, increase the process of transmission Token between access network and the PDF, saved Internet resources.
QoS implementation method four of the present invention as shown in Figure 4.
Among Fig. 4, at step 4-1, step 4-2, the user initiates the QoS resource request, and AF and UE determine user's the Token and the qos parameter of application layer through consultation, and the application layer qos parameter after UE will consult converts the qos parameter of IP layer to.
At step 4-3, when UE when access network application " with the corresponding to resource of negotiation result ", the qos parameter of the IP layer after UE can be not consult itself and AF transfers to access network, but bring access network with the address information of IP tuple and AF by air interface, thereby, alleviate the burden of air interface, saved valuable air interface resource.
To step 4-4, access network is an index with the address information of IP tuple and AF, and inquiring user and AF consult the qos parameter of definite IP layer in the PDF.
To step 4-5, to be index with its IP tuple that receives consult the qos parameter of definite IP layer according to AF address information inquiring user and AF in the AF of correspondence to PDF.
To step 4-6, AF converts the application layer qos parameter that itself and user consult the qos parameter of IP layer to, and transfers to PDF.
To step 4-7, PDF carries out localized cutting according to the actual conditions of network to the qos parameter of the IP layer of its reception, and the qos parameter of the IP layer after the cutting is handed down to access network.
In method four, the PDF among the present invention can also transfer to AF with the qos parameter of the IP layer after the cutting, by the application layer qos parameter of AF after according to the negotiation of storing among the application layer signaling update UE.Method four is to be described with the index information of IP tuple as the inquiry qos parameter, and this method also can be with the index information of Token as qos parameter.
At the above-mentioned admission control mechanism that can also further improve the user in to the description of each method, all can be as any one network entity of relating in the above-mentioned flow process according to the QoS resource request of factors such as current resource situation, local policy refusal to the user, i.e. the QoS resource request that access network, AF, PDF can refusing user's.Situation to the QoS resource request of each network entity refusing user's illustrates below: when the QoS resource of user's request unallowed by the predefined local policy of PDF, the QoS resource request that PDF can refusing user's; When user's requested service had exceeded the maximum mandate that the user contracts, the QoS resource request that access network can refusing user's was asked the 10M bandwidth as the user, and is only allowed the bandwidth of 5M in the qos parameter, the QoS resource request that access network can refusing user's; When AF and user fail to consultations merit, the QoS resource request that AF can refusing user's.
Though described the present invention by embodiment, those of ordinary skills know, the present invention has many distortion and variation and do not break away from spirit of the present invention, and the claim of application documents of the present invention comprises these distortion and variation.
Claims (13)
1, a kind of QoS implementation method based on the WIMAX network is characterized in that, comprising:
A, determine user's qos parameter through consultation according to user's QoS resource request;
Qos parameter, predetermined policy that b, strategy decisive function unit are determined according to its described negotiation of obtaining are determined the qos parameter of user's correspondence, and transfer to access network;
The qos parameter of c, access network user's correspondence that transmission comes according to described strategy decisive function unit guarantees for described user provides corresponding QoS.
2, a kind of QoS implementation method based on the WIMAX network as claimed in claim 1 is characterized in that described step a specifically comprises:
Application server is held consultation according to user's QoS resource request and user, determines this user's application layer qos parameter according to negotiation result, and described application layer qos parameter is converted to IP layer qos parameter.
3, a kind of QoS implementation method based on the WIMAX network as claimed in claim 2 is characterized in that described step b specifically comprises step:
B1, application server are determined the strategy decisive function unit at described user place;
The IP layer qos parameter that b2, described application server determine described negotiation is sent to the strategy decisive function unit at described user place, according to predetermined policy the IP layer qos parameter of its reception carried out cutting by described strategy decisive function unit;
B3, described strategy decisive function unit transfer to application server with corresponding qos parameter index information, and by described application server this index information are transferred to access network by the user;
B4, described access network obtain IP layer qos parameter after the cutting according to described qos parameter index information from the strategy decisive function unit at user place.
4, a kind of QoS implementation method based on the WIMAX network as claimed in claim 3 is characterized in that described step b1 is specially:
Application server is determined the strategy decisive function unit at user place according to user's IP address.
5, a kind of QoS implementation method based on the WIMAX network as claimed in claim 3 is characterized in that described step a also comprises:
The user transfers to application server with roaming identity;
And described step b1 is specially:
Application server is determined the strategy decisive function unit at user place according to user's roaming identity.
6, a kind of QoS implementation method based on the WIMAX network as claimed in claim 5 is characterized in that described roaming identity is: user's Care-of Address.
7, a kind of QoS implementation method based on the WIMAX network as claimed in claim 1 is characterized in that described step a specifically comprises:
The user determines its application layer qos parameter and qos parameter index information according to the negotiation of itself and application server, and the address information of IP layer qos parameter, qos parameter index information and the described application server of described application layer qos parameter correspondence is transferred to access network; Or
The user determines its application layer qos parameter and qos parameter index information according to the negotiation of itself and application server, and the address information of described qos parameter index information and described application server is transferred to access network.
8, a kind of QoS implementation method based on the WIMAX network as claimed in claim 7 is characterized in that described step b specifically comprises:
Described access network is initiated the qos parameter inquiry according to the qos parameter index information of its reception and the address information of described application server to place, strategy decisive function unit;
Described strategy decisive function unit obtains the IP layer qos parameter of described application layer qos parameter correspondence according to described qos parameter index information from application server, and carries out cutting according to local policy;
The IP layer qos parameter of described strategy decisive function unit after with cutting transfers to access network.
9, as the described a kind of QoS implementation method of arbitrary claim in the claim 1 to 8, it is characterized in that described method also comprises based on the WIMAX network:
The qos parameter of d, user's correspondence that the strategy decisive function unit is determined transfers to the user.
10, a kind of QoS implementation method based on the WIMAX network as claimed in claim 9 is characterized in that described steps d specifically comprises:
The strategy decisive function unit transfers to described application server with its IP layer qos parameter of determining;
The application layer qos parameter that described application server is determined according to the negotiation among the described UE of application layer signaling update.
11, as the described a kind of QoS implementation method of arbitrary claim in the claim 3 to 8, it is characterized in that described qos parameter index information is: Token or IP tuple based on the WIMAX network.
12, as the described a kind of QoS implementation method of arbitrary claim in the claim 1 to 8, it is characterized in that described method also comprises based on the WIMAX network:
The QoS resource request of e, refusing user's.
13, a kind of QoS implementation method based on the WIMAX network as claimed in claim 12 is characterized in that described step e specifically comprises:
The QoS resource request of application server refusing user's; Or
The QoS resource request of strategy decisive function unit refusing user's; Or
The QoS resource request of access network refusing user's.
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| CNB2005100749092A CN100527736C (en) | 2005-06-03 | 2005-06-03 | Method for realizing QoS based on WIMAX |
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| CNB2005100749092A CN100527736C (en) | 2005-06-03 | 2005-06-03 | Method for realizing QoS based on WIMAX |
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| CN1859364A true CN1859364A (en) | 2006-11-08 |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2447635A (en) * | 2007-03-19 | 2008-09-24 | Fujitsu Ltd | Scheduling qos communications between nodes within a predetermined time unit in wimax systems |
| CN101242568B (en) * | 2007-02-09 | 2011-02-02 | 华为技术有限公司 | A method and system for service quality negotiation in wireless communication network |
| CN101222737B (en) * | 2008-01-22 | 2011-04-20 | 中兴通讯股份有限公司 | Device and method for automatically testing and estimating WiMAX system QoS |
| CN101272257B (en) * | 2008-04-24 | 2012-03-28 | 中兴通讯股份有限公司 | Policy decision method and system |
| US8150311B2 (en) | 2005-06-17 | 2012-04-03 | Fujitsu Limited | Communication system |
| US8213356B2 (en) | 2006-10-02 | 2012-07-03 | Fujitsu Limited | Communication systems |
| US8571468B2 (en) | 2005-06-17 | 2013-10-29 | Fujitsu Limited | Power controlled communication system between a source, repeater, and base station |
| US8606176B2 (en) | 2005-06-17 | 2013-12-10 | Fujitsu Limited | Communication system |
| US8681814B2 (en) | 2007-03-02 | 2014-03-25 | Fujitsu Limited | Wireless communication systems |
| US8812043B2 (en) | 2005-06-17 | 2014-08-19 | Fujitsu Limited | Communication system |
| US9414333B2 (en) | 2006-11-06 | 2016-08-09 | Fujitsu Limited | System and method for downlink and uplink parameter information transmission in a multi-hop wireless communication system |
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2005
- 2005-06-03 CN CNB2005100749092A patent/CN100527736C/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8571468B2 (en) | 2005-06-17 | 2013-10-29 | Fujitsu Limited | Power controlled communication system between a source, repeater, and base station |
| US8812043B2 (en) | 2005-06-17 | 2014-08-19 | Fujitsu Limited | Communication system |
| US8611814B2 (en) | 2005-06-17 | 2013-12-17 | Fujitsu Limited | Communication system |
| US8606176B2 (en) | 2005-06-17 | 2013-12-10 | Fujitsu Limited | Communication system |
| US8150311B2 (en) | 2005-06-17 | 2012-04-03 | Fujitsu Limited | Communication system |
| US8175520B2 (en) | 2005-06-17 | 2012-05-08 | Fujitsu Limited | Multi-hop communication system |
| US8213356B2 (en) | 2006-10-02 | 2012-07-03 | Fujitsu Limited | Communication systems |
| US9414333B2 (en) | 2006-11-06 | 2016-08-09 | Fujitsu Limited | System and method for downlink and uplink parameter information transmission in a multi-hop wireless communication system |
| CN101242568B (en) * | 2007-02-09 | 2011-02-02 | 华为技术有限公司 | A method and system for service quality negotiation in wireless communication network |
| US8681814B2 (en) | 2007-03-02 | 2014-03-25 | Fujitsu Limited | Wireless communication systems |
| GB2447635A (en) * | 2007-03-19 | 2008-09-24 | Fujitsu Ltd | Scheduling qos communications between nodes within a predetermined time unit in wimax systems |
| US8705458B2 (en) | 2007-03-19 | 2014-04-22 | Fujitsu Limited | Wireless communication systems |
| CN101222737B (en) * | 2008-01-22 | 2011-04-20 | 中兴通讯股份有限公司 | Device and method for automatically testing and estimating WiMAX system QoS |
| CN101272257B (en) * | 2008-04-24 | 2012-03-28 | 中兴通讯股份有限公司 | Policy decision method and system |
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