CN101720112B - Wireless source management method and device - Google Patents
Wireless source management method and device Download PDFInfo
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- CN101720112B CN101720112B CN200910082718.9A CN200910082718A CN101720112B CN 101720112 B CN101720112 B CN 101720112B CN 200910082718 A CN200910082718 A CN 200910082718A CN 101720112 B CN101720112 B CN 101720112B
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Abstract
The invention discloses a wireless source management method. After receiving a service data stream operation request sent by RAN, a PC RF entity decides a wireless network source use strategy for service data streams and informs the RAN; the RAN performs the receiving control and source distribution according to the wireless network source use strategy of the service data streams decided by the PCRF entity; or after receiving a service data stream operation request sent by RAN, the PCRF entity decides a source authorized strategy for the service data streams and informs the RAN, and the RAN decides the wireless network source use strategy according to current available wireless network source information in the RAN and the source authorized information of the service data streams decided by the PCRF entity and performs the receiving control and source distribution of the service data streams. The invention simultaneously discloses a device for realizing the method. The invention better satisfies the needs of service for Qos while fully utilizing the network wireless source.
Description
Technical field
The present invention relates to radio resource management techniques, relate in particular to a kind of radio resource management method and device.
Background technology
Third generation partner program 2 (3GPP2, 3rd Generation Partnership Project2) the cdma network framework of definition is mainly by wireless access network (RAN, Radio Access Network), Packet Control Function (PCF, Packet Control Function) entity, group data service node (PDSN, PacketData Serving Node), authentication and authorization charging server (AAA, Authentication, Authorization, Accounting), "Policy and Charging Rules Function (PCRF, Policy and Charging Rules Function) entity and other core network devices and support node form.
Fig. 1 is the composition structural representation of code division multiple access (CDMA, the Code Division Multiple Access) network architecture, and as shown in Figure 1, user terminal (MS, Mobile Station) is realized and being connected with RAN by wave point.RAN is wireless access network equipment, comprises the equipment such as base station (BS, Base Station) and PCF entity, and wherein, PCF entity is mainly used in controlling wireless network resource.PDSN is that CDMA20001 * system or HRPD (high rate packet data) (HRPD, the High Rate Packet Data) user terminal of system are provided to the access of Internet or application server.Its effect is to support Packet data service, in the conversation procedure of grouped data, carry out following major function: set up, safeguard the peer-peer protocol (PPP between MS and PDSN, Point to Point Protocol) session, the time of safeguarding that between MS and PDSN a main service connects has been described in PPP session (PPP Session).Wherein, service connects (ServiceConnection): the logic for transmitting user data between MS and PDSN connects.In order to realize the service quality (QoS, Quality of Service) of link layer, the data that need to require by many different logical links carrying different QoS, provide different QoS services thereby be embodied as different data.Therefore PPP session can comprise a main service and connects and be connected with a plurality of assistant services.Service connection is connected two parts by the connection of eating dishes without rice or wine and forms with A10.
Eat dishes without rice or wine to connect (Air Interface Connection): the wireless logic link between MS and RAN, in order to service data transmission.PPP session packet is eated dishes without rice or wine to connect with a plurality of assisting containing a master and is eated dishes without rice or wine to be connected.A10 connects (A10 Connection): between RAN and PDSN, by RAN, created, use the connection of generic route encapsulation (GRE, Generic Routing Encapsulation) tunnel transmission business datum.PPP session packet connects and is connected with a plurality of auxiliary A10 containing a main A10.PDSN, under MS ideal case, still needs maintenance of PPP session; Support simple and Mobile IP service; Accept and carry out the authentication，authorization，accounting of aaa server to MS; Route is from the packet with mailing to packet data network; The QoS that the mutual packet of DuiMSHe Packet Data Network issues according to PCRF entity and charging policy are implemented QoS and are controlled and charging.
PCRF entity is qos policy and charging regulation function entity, realizes application layer applications function (AF, Application Function) entity associated with bearing bed PDSN's, and its major function is: by Tx interface, obtain application layer service negotiation information; According to user signing contract information, carrier policy, service negotiation information etc. for business carrying on transmission QoS and charging policy are provided; Carrying out all kinds of bearing events subscribes to and receives and report; Execution reports bearing event to AF entity.
AAA is authentication and authorization charging server, and its Main Function is which user of management can accesses network, and which service the user with access right can obtain, how to using the user of Internet resources to carry out charging.
Along with popularizing of the communication technology, how to make limited Internet resources particularly wireless network resource meet the needs that ever-increasing user experiences business, in the time of except newly-built, upgrading and dilatation network, the control that the business that also needs the user to carry out is used Internet resources to carry out efficiently, become more meticulous.
Fig. 2 is the flow chart that CDMA2000 system is controlled service implementation QoS, and as shown in Figure 2, the flow process that the service implementation QoS that CDMA2000 system is carried out user controls is as follows:
Step 1:MS is attached to CDMA2000 network, initiates PPP session negotiation, sets up main service and connect between MS and PDSN;
Step 2:PDSN receives the request of adhering to of user terminal, initiates user's access request to aaa server;
The access request that step 3:AAA server sends according to PDSN, authenticates the user terminal of access request, after authentication success, the signing relevant information (representing with Subscriber QoS Profile) of user is handed down to PDSN;
Step 4:PDSN storing user subscription relevant information, and part authorized user CAMEL-Subscription-Information (comprising the information such as business that user allows to carry out, the signing QoS of user) is handed down to RAN;
Step 5: if user need to commence business, MS will send to RAN the stream foundation request of business, the medium type that business is comprised, the required information such as QoS bandwidth send to RAN, requiring RAN is that the business data flow that business packet contains connects, and the transmission request QoS to business on connecting guarantees;
The authorized user CAMEL-Subscription-Information that step 6:RAN issues according to authentication phase PDSN and Radio Resource situation, the service request that MS is initiated is received control, and whether decision-making allows user to carry out this business; If service request is accepted, to business data flow, the connection of eating dishes without rice or wine that concrete QoS guarantees is set up in mandate;
Step 7:RAN comprises the QoS through authorizing and the parameters such as connection of eating dishes without rice or wine in authorization messages, to be handed down to MS;
Step 8:MS is to RAN return parameters confirmation of receipt message.
Step 9:RAN sends A11 registration request to PDSN, requires to set up corresponding A10 for the connection of eating dishes without rice or wine and connects.RAN is included in A10 connection identifier (A10_ID) to be set up, RAN in A11 registration request, to send to PDSN to the information such as mandate QoS of terminal;
Step 10:PDSN returns to A11 registration reply message according to request to RAN, RAN sets up accordingly corresponding A10 and connects, and the process (being step 9,10) that RAN request A10 connection is set up can eat dishes without rice or wine to be connected the process (being step 7,8) of setting up with RAN mandate and occur simultaneously;
Step 11:MS sends to PDSN by Resv message by transmission stream template (TFT, TrafficFlow Template) information corresponding to business data flow;
Step 12:PDSN preserves after TFT information, to MS, returns to ResvConf acknowledge message.The process (being step 11,12) that MS sends TFT information to PDSN can occur with the process (being step 5) of stream foundation request simultaneously.
The wireless network QoS process of establishing of above-mentioned CDMA2000 system is that each business data flow of initiating according to UE is set up the request qos parameter comprising in request, in conjunction with authorized user CAMEL-Subscription-Information, be that business data flow is set up the service connection with different QoS specification, thereby be embodied as Client-initiated business, provide QoS to guarantee.
Utilize QoS specification that the service that above-mentioned QoS process of establishing is set up connects (comprise to eat dishes without rice or wine to connect and be connected with A10) only reference user signing contract information.
RAN, PDSN are used bearing resource to authorize according to user signing contract information to business.And user signing contract information is only to use Internet resources to stipulate from macroscopic aspect to user, such as user signing contract information, the type of service that user can carry out, maximum magnitude that user can use the network bandwidth etc. have only been stipulated.And for concrete business of Client-initiated, the bearing resource that business is used is concrete, for example the desired bandwidth of user's requested service is likely less than signing bandwidth, also likely exceeds signing bandwidth; While now utilizing the connection bearer service data flow of above-mentioned QoS process of establishing foundation, thereby will cause QoS resource, distribute redundancy or the not enough resource management granularity improper point that causes.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of radio resource management method and device, so that use the management of wireless network resource more subtilized to business, can make full use of network radio resources and meet better the demand of business to QoS.
For achieving the above object, technical scheme of the present invention is achieved in that
A radio resource management method in code division multiple access system, comprising:
Receive after the business data flow operation requests of wireless access network RAN transmission, "Policy and Charging Rules Function PCRF entity is described business data flow decision-making wireless network resource usage policy, and notifies described RAN; And
Described RAN carries out the wireless network resource usage policy that described PCRF entity is described business data flow decision-making, and described business data flow is received to control, and is that described business data flow distributes wireless network resource.
Preferably, described business data flow operation requests comprises that business data flow is set up request, business data flow is changed request, business data flow termination request.
Preferably, current available wireless network resource information in the service quality QoS information that comprises described business data flow request in the business data flow operation requests that described RAN sends, described RAN.
Preferably, described PCRF entity is the usage policy of described business data flow decision-making wireless network resource according to current available wireless network resource information and service negotiation information in the QoS information of described business data flow request, described RAN;
Or, described PCRF entity according to current available wireless network resource information, service negotiation information, carrier policy in the QoS information of described business data flow request, described RAN or/and user signing contract information is the usage policy of described business data flow decision-making wireless network resource.
Preferably, the wireless network resource usage policy of described PCRF entity decision-making comprises bandwidth, the QoS resource of the wireless network of authorizing business data flow use.
Preferably, described RAN sends current available wireless network resource information in the QoS information of described business data flow request, described RAN by group data service node PDSN to described PCRF entity;
The wireless network resource information that described PCRF entity distributes for described business data flow to described RAN notice by described PDSN.
A radio resource management method, comprising:
Receive after the business data flow operation requests of wireless access network RAN transmission, "Policy and Charging Rules Function PCRF entity is described business data flow Decision Resource delegated strategy, and notifies described RAN; And
Described RAN is according to resource authorization information that in described RAN, current available wireless network resource information, described PCRF entity are described business data flow decision-making, for described business data flow decision-making wireless network resource usage policy, described business data flow is received to control, and be that described business data flow distributes wireless network resource.
Preferably, described business data flow operation requests comprises that business data flow is set up request, business data flow is changed request, business data flow termination request.
Preferably, the service quality QoS information that the business data flow operation requests that described RAN sends comprises described business data flow request.
Preferably, described PCRF entity is described business data flow Decision Resource delegated strategy according to the QoS information of described business data flow request, service negotiation information;
Or, described PCRF entity according to the QoS information of described business data flow request, service negotiation information or/and carrier policy or/and user signing contract information is described business data flow Decision Resource delegated strategy.
Preferably, the resource authorization strategy of described PCRF decision-making comprises the network bandwidth, the QoS resource of authorizing business data flow to use.
Preferably, described RAN is described business data flow decision-making wireless network resource usage policy according to the resource authorization information that in described RAN, current available wireless network resource information, described PCRF entity are described business data flow decision-making, comprises bandwidth, the QoS resource of the wireless network of authorizing business data flow use.
Preferably, described RAN sends the QoS information of described business data flow request to described PCRF entity by group data service node PDSN; Described PCRF entity is sent as the resource authorization information of described business data flow decision-making to described RAN by described PDSN.
A wireless resource management apparatus, comprising:
Receiving element, for receiving after business data flow operation requests, trigger policy decision package;
Strategic decision-making unit, is used to described business data flow decision-making wireless network resource usage policy;
Notification unit, for by described wireless network resource usage policy notification strategy performance element; And
Strategy execution unit, for carrying out the wireless network resource usage policy that described strategic decision-making unit is described business data flow decision-making, receives control to described business data flow, and is that described business data flow distributes wireless network resource.
Preferably, the service quality QoS information that comprises described business data flow request in described business data flow operation requests, current available wireless network resource information.
Preferably, described strategic decision-making unit is the usage policy of described business data flow decision-making wireless network resource according to the QoS information of described business data flow request, current available wireless network resource information and service negotiation information;
Or, described strategic decision-making unit according to the QoS information of described business data flow request, current available wireless network resource information, service negotiation information, carrier policy or/and user signing contract information is the usage policy of described business data flow decision-making wireless network resource.
A wireless resource management apparatus, comprising:
Receiving element, for receiving after business data flow operation requests, triggers the first strategic decision-making unit;
The first strategic decision-making unit, is used to described business data flow Decision Resource delegated strategy;
Notification unit, notifies the second strategic decision-making unit for the resource authorization strategy that is described business data flow decision-making by described the first strategic decision-making unit;
The second strategic decision-making unit, for being described business data flow decision-making according to current available wireless network resource information, described the first strategic decision-making unit, resource authorization strategy is described business data flow decision-making wireless network resource usage policy; And
Strategy execution unit, for carrying out the wireless network resource usage policy that described the second strategic decision-making unit is described business data flow decision-making, receives control to described business data flow, and is that described business data flow distributes wireless network resource.
Preferably, the service quality QoS information that described business data flow operation requests comprises described business data flow request.
Preferably, described the first strategic decision-making unit is described business data flow Decision Resource delegated strategy, is specially:
Described the first strategic decision-making unit is described business data flow Decision Resource delegated strategy according to the QoS information of described business data flow request, service negotiation information; Or, described the first strategic decision-making unit according to the QoS information of described business data flow request, service negotiation information, carrier policy or/and user signing contract information is described business data flow Decision Resource delegated strategy.
At the business data flow that receives user, set up after request, first RAN will obtain the QoS of business need described in business data flow foundation request, and service negotiation information, the user signing contract information of the described business issuing according to obtained PCRF entity, in conjunction with current available wireless network resource information, for described business, use Radio Resource and authorize, or, RAN is by the QoS of described business need, current available wireless network resource information reporting is to PCRF entity, by PCRF entity according to current available wireless network resource information, described service negotiation information, the QoS information of user signing contract information and described business need, for described business, using Radio Resource authorizes, and notify RAN, while authorizing due to the Radio Resource that business is used based on service negotiation information, service negotiation information has been determined the demand to Internet resources of carrying out of business, therefore, RAN or PCRF entity are when making accordingly resource authorization strategy, the granularity of institute's authorization resources will be thinner, for the qos policy that business is formulated more reasonable, take full advantage of the Radio Resource of network, also met better the demand of business to QoS simultaneously.
Accompanying drawing explanation
Fig. 1 is the composition structural representation of cdma network framework;
Fig. 2 is the flow chart that CDMA2000 system is controlled service implementation QoS;
Fig. 3 is the flow chart of the radio resource management method embodiment mono-in business initiation situation of the present invention;
Fig. 4 is the flow chart of the radio resource management method embodiment mono-in business change situation of the present invention;
Fig. 5 is the flow chart of the radio resource management method embodiment bis-in business initiation situation of the present invention;
Fig. 6 is the flow chart of the radio resource management method embodiment bis-in business termination situation of the present invention;
Fig. 7 is the composition structural representation of wireless resource management apparatus embodiment mono-of the present invention;
Fig. 8 is the composition structural representation of wireless resource management apparatus embodiment bis-of the present invention.
Embodiment
Basic thought of the present invention is: at the business data flow that receives user, set up after request, first RAN will obtain the QoS of business need described in business data flow foundation request, and service negotiation information, the user signing contract information of the described business issuing according to obtained PCRF entity, in conjunction with current available wireless network resource information, for described business, use Radio Resource and authorize, or, RAN is by the QoS of described business need, current available wireless network resource information reporting is to PCRF entity, by PCRF entity according to current available wireless network resource information, described service negotiation information, the QoS information of user signing contract information and described business need, for described business, using Radio Resource authorizes, and notify RAN, while authorizing due to the Radio Resource that business is used based on service negotiation information, service negotiation information has been determined the demand to Internet resources of carrying out of business, therefore, RAN or PCRF entity are when making accordingly resource authorization strategy, the granularity of institute's authorization resources will be thinner, for the qos policy that business is formulated more reasonable, take full advantage of Internet resources, also met better the demand of business to QoS simultaneously.
For making the object, technical solutions and advantages of the present invention clearer, by the following examples and with reference to accompanying drawing, the present invention is described in more detail.
Fig. 3 is the flow chart of the radio resource management method embodiment mono-in business initiation situation of the present invention, and as shown in Figure 1, the radio resource management method in this example services initiation situation comprises the following steps:
Step 1:MS is attached to network, initiates PPP session negotiation, sets up main service and connect between MS and PDSN.
Between step 2:MS and network, complete the service negotiation of application layer.
Step 3:AF entity is determined service negotiation information according to the service negotiation result of application layer, comprises the information such as business datum stream type that business used, business data flow five-tuple (source port, source address, data, destination interface and destination address), business data flow bandwidth, business data flow processing priority.
Step 4:AF entity offers PCRF entity by the service negotiation information of definition.
Step 5:PCRF entity checks service negotiation information, and preserves.And AF entity session corresponding to the business of carrying out and the binding of IP-CAN (Controller Area Network) session.
Step 6:PCRF entity returns to service negotiation information to AF entity confirmation is provided.
Step 7:MS initiating business request, initiates business data flow corresponding to business to RAN and sets up request, and the business data flow request of setting up comprises the information such as QoS of institute's requested service requirement.
Step 8:RAN receives the business data flow request of setting up of MS, and to PDSN, sends A11 registration request, and A11 registration request comprises that business data flow sets up the information such as qos parameter that the business data flow in request asks and current available wireless network resource.The business data flow that receives MS is set up request, and RAN determines current available wireless network resource.
The information exchanges such as the qos parameter that step 9:PDSN asks business data flow and current available wireless network resource are crossed Diameter CCR message and are sent to PCRF entity, and requiring PCRF entity is that business data flow foundation corresponding to business is authorized.
Step 10: the determined current available wireless network resource information of the QoS asking in conjunction with business data flow, RAN, user signing contract information (MS notifies the entity to PCRF by PDSN during registration), carrier policy and the service negotiation information obtained from AF entity etc., PCRF entity is that strategic decision-making mandate is carried out in the business data flow request of setting up.Be described business data flow decision-making wireless network resource usage policy, be included as described business data flow and carry out bandwidth, QoS mandate.Because the resource policy of formulating for described business data flow is based on service negotiation information, therefore, the resource granularity that PCRF entity is managed is thinner, and it is more reasonable that resource is distributed.
Step 11:PCRF entity is handed down to PDSN by the result of authorizing for the business data flow of business with the form of PCC rule.In PCC Rule Information, comprise business data flow corresponding to business and on connecting, transmitted the demand of the resources such as required QoS, bandwidth.
Step 12:PDSN implementation strategy, installs PCC rule, for business data flow is carried out QoS and Bandwidth guaranteed.
Step 13:PDSN carries out the Parameter Mappings such as QoS, bandwidth, is that the required wireless network resource authorization message of business data flow is mapped as the authorization parameter that RAN can receive, and is handed down to RAN by A11 registration message by PCRF entity.
The authorization message that step 14:RAN issues according to PDSN, carries out to receive for business data flow and controls and QoS mandate, for business data flow is set up corresponding connection.
Step 15:RAN returns to business data flow to MS and sets up response, and mandate qos parameter and the information such as parameter of eating dishes without rice or wine are returned to MS.
Step 16:MS returns to the business data flow of business and sets up confirmation.
Step 17:MS sends to PDSN by Resv message by TFT information corresponding to business data flow.
Step 18:PDSN preserves after TFT information, to MS, returns to ResvConf acknowledge message.
User carries out in process in business, also can be according to service negotiation information the demand to QoS, change in real time the mandate to wireless network resource.Avoid once generation business the demand generation dynamic change of bearing resource (increase or reduce), can not to the dynamic need of Internet resources, change in real time Radio Resource mandate based on business, thereby have influence on user's business experience or the phenomenon of initiation Radio Resource redundancy.For example user, in carrying out voice conversation process, need to increase video calling, now needs to increase video data stream, in order to guarantee to experience, need to distribute to the video data stream increasing the Internet resources such as QoS and bandwidth.
Fig. 4 is the flow chart of the radio resource management method embodiment mono-in business change situation of the present invention, and as shown in Figure 4, the radio resource management method in this example services change situation comprises the following steps:
Step 1: carry out in process in business, generation business change, does not have video data stream in current business and increase video data stream, completes the service negotiation of application layer between MS and network, comprises five-tuple, bandwidth, the coding/decoding negotiation of video data stream.
Step 2:AF entity, according to the business information of up-to-date negotiation, defines service negotiation information.
Step 3:AF entity is handed down to PCRF entity by the service negotiation information of definition.
Step 4:PCRF entity is preserved new business negotiation information, and carries out binding session.Identify IP-CAN session corresponding to AF entity session.
Step 5:PCRF entity returns to AF entity the confirmation that service negotiation information provides.
Step 6: according to up-to-date service negotiation information, PCRF entity need to be used Internet resources for the video data stream increasing and authorize, and by Diameter RAR message, the business data flow that requires PDSN again to initiate business is set up request.
Step 7:PDSN sets up corresponding video data traffic specification sign (FlowProfileID) and TFT by video data stream and sends to MS, triggers the operation that MS initiates to increase video data stream.
Step 8:PDSN returns to Diameter RAA response to PCRF entity.
Step 9:MS initiates the modification request to business to RAN, and video data stream corresponding to video traffic of initiating to increase set up request, comprises request and revises the information such as QoS that business data flow is asked.
The video data stream that step 10:RAN receiving video service is corresponding is set up request, to PDSN, send A11 request, require to authorize for business modification (newly-increased video data stream), request message comprises qos parameter and the current available information such as Radio Resource that video traffic data flow is asked.
Step 11:PDSN sends Diameter CCR request message to PCRF entity, comprises the information such as qos parameter that newly-increased video data stream asks and usable radio resources in message.
Step 12: service negotiation information, user signing contract information and the carrier policy etc. of the QoS asking according to newly-increased video data stream, available wireless network resource, more recent application layer, PCRF entity is that strategic decision-making mandate is carried out in the modification request of business data flow, be newly-increased video data stream decision-making wireless network resource usage policy, determine the wireless network resource that newly-increased video traffic data flow should be distributed.PCRF entity is newly-increased video data stream decision-making wireless network resource usage policy, need to be in conjunction with service negotiation information, and the management of the wireless network resource that business data flow is used is more accurate.
Step 13:PCRF entity is handed down to PDSN by Authorization result with PCC rule, and PCC rule has comprised that licensing to newly-increased video data stream can use resource authorization information.
Step 14:PDSN carries out the resource allocation policy that PCRF entity issues.PCC rule is installed, for newly-increased video data stream is carried out QoS and Bandwidth guaranteed.
Step 15:PDSN carries out the Parameter Mappings such as QoS, bandwidth, PCRF entity is mapped as to the authorization parameter that RAN can receive for increasing the required wireless network resource authorization message of video data stream newly, and is handed down to RAN by A11 registration message.
The authorization message that step 16:RAN issues according to PDSN, receives and controls and QoS mandate for newly-increased video data stream execution, and sets up corresponding connection for increasing video data stream newly.
Step 17:RAN returns to business data flow to MS and revises response, and mandate qos parameter and the information such as parameter of eating dishes without rice or wine are returned to MS.
Step 18:MS returns to business data flow to RAN and revises confirmation.
Step 19:MS sends to PDSN by Resv message by TFT information corresponding to video data stream.
Step 20:PDSN preserves after TFT information, to MS, returns to ResvConf acknowledge message.
Radio resource management method shown in Fig. 3, Fig. 4, is all by PCRF entity, to be completed the formulation of wireless network resource strategy, below introduces by RAN and completes the situation that management strategy is formulated.
Fig. 5 is the flow chart of the radio resource management method embodiment bis-in business initiation situation of the present invention, and as shown in Figure 5, the radio resource management method in this example services initiation situation comprises the following steps:
Step 1:MS is attached to network, initiates PPP session negotiation, sets up main service and connect between MS and PDSN.
Between step 2:MS and network, complete the service negotiation of application layer.
Step 3:AF entity is according to application layer service negotiation result definition service negotiation information, comprises the information such as business datum stream type that business used, business data flow five-tuple, business data flow bandwidth, business data flow processing priority.
Step 4:AF entity offers PCRF entity by the service negotiation information of definition.
Step 5:PCRF entity checks service negotiation information, and preserves.And AF entity session corresponding to the business of carrying out and the binding of IP-CAN session.
Step 6:PCRF entity returns to service negotiation information to AF entity confirmation is provided.
Step 7:MS initiates business, initiates business data flow corresponding to business set up request to RAN, and the business data flow request of setting up comprises the information such as QoS that business data flow is asked.
Step 8:RAN receives business data flow and sets up after request, to PDSN, sends A11 registration request, comprises business data flow and sets up the information such as qos parameter that in request, business data flow is asked.
Step 9:PDSN is set up and authorizes for business data flow to PCRF request by Diameter CCR message, and message comprises the information such as qos parameter that business data flow is asked.
Step 10: the QoS asking in conjunction with business data flow, user signing contract information, carrier policy and the service negotiation information obtained from AF entity etc., PCRF entity is that strategic decision-making mandate is carried out in the business data flow request of setting up.Be described business data flow Decision Resource delegated strategy, be the Internet resources such as described business data flow mandate bandwidth, QoS.
By the result of authorizing for business data flow, to be resource authorization strategy be handed down to PDSN with the form of PCC rule to step 11:PCRF entity.In PCC Rule Information, comprised the authorization message based on business data flow.
Step 12:PDSN carries out resource authorization strategy, and PCC rule is installed, for business data flow is carried out QoS and Bandwidth guaranteed.
The resource authorization information based on business data flow that step 13:PDSN issues PCRF entity (licensing to bandwidth, the QoS information of business data flow) is mapped as the authorization parameter that RAN can receive, and is handed down to RAN by A11 registration message.
The authorization message based on business data flow that step 14:RAN issues according to PDSN, and current available wireless network resource, be business data flow decision-making wireless network resource usage policy, carry out to receive and control, and distribute wireless bandwidth and QoS resource, set up corresponding connection.
Step 15:RAN returns to stream to MS and sets up response, and mandate qos parameter and the information such as parameter of eating dishes without rice or wine are returned to MS.
Step 16:MS returns to business data flow and sets up confirmation.
Step 17:MS sends to PDSN by Resv message by TFT information corresponding to business data flow.
Step 18:PDSN preserves after TFT information, to MS, returns to ResvConf acknowledge message.
In the process of commencing business user, if there is variation to the demand of the Internet resources such as QoS, bandwidth in business data flow, or while changing due to transmission conditions such as Radio Resources, for example in business, carry out in process, business data flow wherein needs to stop, need to discharge corresponding Internet resources, RAN need to re-start mandate to authorized business data flow.Fig. 6 is the flow chart of the radio resource management method embodiment bis-in business termination situation of the present invention, and as shown in Figure 6, the radio resource management method in this example services termination situation comprises the following steps:
Step 1:MS commences business, and the Radio Resource that business data flow is authorized according to RAN transmits.
Step 2:RAN receives inside or the external trigger that business data flow is revised, for example, need to stop business data flow wherein, requires business data flow to use Internet resources to re-start mandate.
Step 3:RAN initiates A11 registration request to PDSN, comprises the business datum stream information that needs stop in request.
Step 4:PDSN sends Diameter CCR request message to PCRF entity, and requiring PCRF entity is that business data flow stops authorizing.
Step 5:PCRF entity is preserved the information receiving from PDSN, and carries out binding session, and identification needs the business data flow of termination corresponding with which AF entity session.
Step 6: the in the situation that of AF entity subscribes bearing event, PCRF entity reports bearing event to AF entity, AF entity receives the information that PCRF entity reports, and to PCRF entity, issues up-to-date service negotiation information.
Step 7: according to service negotiation information, user signing contract information, carrier policy etc., PCRF entity is that business data flow stops asking to carry out strategic decision-making mandate.
Step 8:PCRF entity is handed down to PDSN with PCC rule format by Diameter CCA by Authorization result.In PCC rule, comprised the authorization message based on business.
Step 9:PDSN carries out the corresponding strategy in PCC rule.The Internet resources such as the QoS that release business data flow is corresponding and bandwidth.
The mapping of the authorization message that step 10:PDSN execution PCRF entity issues, and map information is handed down to RAN.
Step 11: the authorization message based on business issuing according to PDSN, available wireless network resource etc., RAN completes mandate, the resources such as the wireless QoS that release business data flow is corresponding, bandwidth.
Step 12:RAN returns to the indication of business modification to MS, and eat dishes without rice or wine parameter and the QoS that revise are returned to MS.
Step 13:MS returns to business modification to RAN and confirms.
The difference of technical scheme shown in technical scheme shown in Fig. 5, Fig. 6 and Fig. 3, Fig. 4 is, the distribution of wireless network resource is authorized by RAN and is completed, rather than completed by PCRF entity.In technical scheme shown in Fig. 5, Fig. 6, PCRF entity can not carry out resource distribution according to available wireless resource information in carrying out licensing process for business data flow.RAN is except according to available wireless resource information when Radio Resource is authorized, and also needing in conjunction with what obtain from PCRF entity is the Authorization result of business data flow.
Because PDSN is handed down to the authorization message of the business data flow of RAN, be by PCRF entity according to the specific transactions through consulting to Internet resources real needs such as QoS, bandwidth, and produce in conjunction with user signing contract information, carrier policy etc.RAN when using Radio Resource to receive control to business, the authorization message issuing with reference to PDSN.This uses Radio Resource to authorize with user signing contract information to business according to terminal request by RAN with conventional method and compares, more accurate to the mandate of Radio Resource and use.This increases in traffic carrying capacity, in the limited situation of Radio Resource, can improve the service efficiency of wireless network resource.
Fig. 7 is the composition structural representation of wireless resource management apparatus embodiment mono-of the present invention, as shown in Figure 7, wireless resource management apparatus of the present invention comprises receiving element 70, strategic decision-making unit 71, notification unit 72, strategy execution unit 73, wherein, receiving element 70 is for receiving after business data flow operation requests, trigger policy decision package 71; Described business data flow operation requests comprises that business data flow is set up request, business data flow is changed request, business data flow termination request.Business data flow operation requests comprises QoS information and the current available wireless network resource information that described business data flow is asked.Strategic decision-making unit 71 is used to described business data flow decision-making wireless network resource usage policy; The QoS information that specifically ask according to described business data flow strategic decision-making unit 71, current available wireless network resource information, service negotiation information etc. are described business data flow distribution wireless network resource and definite qos policy.Notification unit 72 is for by described wireless network resource usage policy notification strategy performance element 73; Strategy execution unit 73 is the wireless network resource usage policy of described business data flow decision-making for implementation strategy decision package 71, and described business data flow is received to control, and is that described business data flow distributes wireless network resource.
Those skilled in the art are to be understood that, wireless resource management apparatus shown in Fig. 7 of the present invention is to design for realizing the radio resource management method shown in Fig. 3 and Fig. 4, the practical function of the each processing unit in Fig. 7 shown device can be understood with reference to the associated description in the method shown in Fig. 3 and Fig. 4, the function of each unit can realize by the program running on processor, also can realize by corresponding logical circuit.
Fig. 8 is the composition structural representation of wireless resource management apparatus embodiment bis-of the present invention, as shown in Figure 8, wireless resource management apparatus of the present invention comprises receiving element 80, the first strategic decision-making unit 81, notification unit 82, the second strategic decision-making unit 83 and strategy execution unit 84, wherein, receiving element 80, for receiving after business data flow operation requests, triggers the first strategic decision-making unit 81; Described business data flow operation requests comprises that business data flow is set up request, business data flow is changed request, business data flow termination request.Business data flow operation requests comprises the QoS information that described business data flow is asked.The first strategic decision-making unit 81 is used to described business data flow Decision Resource delegated strategy; The QoS information that specifically ask according to described business data flow the first strategic decision-making unit 81, service negotiation information etc. are described business data flow Decision Resource delegated strategy.Notification unit 82 is for notifying the second strategic decision-making unit 83 by the first strategic decision-making unit 81 for the resource authorization strategy of described business data flow decision-making; The second strategic decision-making unit 83 for according to current available wireless network resource information, the first strategic decision-making unit 81 for the resource authorization information of described business data flow decision-making be described business data flow decision-making wireless network resource usage policy; Control, for carrying out the second strategic decision-making unit 83 for the wireless network resource usage policy of described business data flow decision-making, is received to described business data flow in strategy execution unit 84, and is that described business data flow distributes wireless network resource.
Those skilled in the art are to be understood that, wireless resource management apparatus shown in Fig. 8 of the present invention is to design for realizing the radio resource management method shown in Fig. 5 and Fig. 6, the practical function of the each processing unit in Fig. 8 shown device can be understood with reference to the associated description in the method shown in Fig. 5 and Fig. 6, the function of each unit can realize by the program running on processor, also can realize by corresponding logical circuit.
The present invention is not only applicable in CDMA field, can also be applicable to solve in the mobile communications networks such as WCDMA similar problem.
The above, be only preferred embodiment of the present invention, is not intended to limit protection scope of the present invention.
Claims (10)
1. a radio resource management method, is characterized in that, comprising:
Receive after the business data flow operation requests of wireless access network RAN transmission, "Policy and Charging Rules Function PCRF entity is described business data flow decision-making wireless network resource usage policy, and notifies described RAN; Wherein, current available wireless network resource information in the service quality QoS information that comprises described business data flow request in the business data flow operation requests that described RAN sends, described RAN; Described business data flow operation requests comprises that business data flow is set up request, business data flow is changed request, business data flow termination request;
Described RAN carries out the wireless network resource usage policy that described PCRF entity is described business data flow decision-making, and described business data flow is received to control, and is that described business data flow distributes wireless network resource;
Described PCRF entity is the usage policy of described business data flow decision-making wireless network resource according to current available wireless network resource information and service negotiation information in the QoS information of described business data flow request, described RAN; Or, described PCRF entity is according at least one information in carrier policy and user signing contract information, and, current available wireless network resource information, service negotiation information in the QoS information of described business data flow request, described RAN are the usage policy of described business data flow decision-making wireless network resource.
2. method according to claim 1, is characterized in that, the wireless network resource usage policy of described PCRF entity decision-making comprises bandwidth, the QoS resource of the wireless network of authorizing business data flow use.
3. method according to claim 1, is characterized in that, described RAN sends current available wireless network resource information in the QoS information of described business data flow request, described RAN by group data service node PDSN to described PCRF entity;
The wireless network resource information that described PCRF entity distributes for described business data flow to described RAN notice by described PDSN.
4. a radio resource management method, is characterized in that, comprising:
Receive after the business data flow operation requests of wireless access network RAN transmission, "Policy and Charging Rules Function PCRF entity is described business data flow Decision Resource delegated strategy, and notifies described RAN; Described business data flow operation requests comprises that business data flow is set up request, business data flow is changed request, business data flow termination request;
Described RAN is according to resource authorization strategy that in described RAN, current available wireless network resource information, described PCRF entity are described business data flow decision-making, for described business data flow decision-making wireless network resource usage policy, described business data flow is received to control, and be that described business data flow distributes wireless network resource;
Described PCRF entity is described business data flow Decision Resource delegated strategy according to the QoS information of described business data flow request, service negotiation information; Or described PCRF entity is according at least one information in carrier policy and user signing contract information, and the QoS information of described business data flow request, service negotiation information, be described business data flow Decision Resource delegated strategy.
5. method according to claim 4, is characterized in that, the service quality QoS information that the business data flow operation requests that described RAN sends comprises described business data flow request.
6. method according to claim 4, is characterized in that, the resource authorization strategy of described PCRF decision-making comprises the network bandwidth, the QoS resource of authorizing business data flow to use.
7. method according to claim 4, it is characterized in that, described RAN is described business data flow decision-making wireless network resource usage policy according to the resource authorization strategy that in described RAN, current available wireless network resource information, described PCRF entity are described business data flow decision-making, comprises bandwidth, the QoS resource of the wireless network of authorizing business data flow use.
8. method according to claim 4, is characterized in that, described RAN sends the QoS information of described business data flow request to described PCRF entity by group data service node PDSN; Described PCRF entity is sent as the resource authorization strategy of described business data flow decision-making to described RAN by described PDSN.
9. a wireless resource management apparatus, is characterized in that, comprising:
Receiving element, for receiving after business data flow operation requests, trigger policy decision package; The service quality QoS information that comprises described business data flow request in described business data flow operation requests, current available wireless network resource information;
Strategic decision-making unit, is used to described business data flow decision-making wireless network resource usage policy;
Notification unit, for by described wireless network resource usage policy notification strategy performance element; And
Strategy execution unit, for carrying out the wireless network resource usage policy that described strategic decision-making unit is described business data flow decision-making, receives control to described business data flow, and is that described business data flow distributes wireless network resource;
Described strategic decision-making unit is the usage policy of described business data flow decision-making wireless network resource according to the QoS information of described business data flow request, current available wireless network resource information and service negotiation information; Or, described strategic decision-making unit is according at least one information in carrier policy and user signing contract information, and, the QoS information of described business data flow request, current available wireless network resource information, service negotiation information are the usage policy of described business data flow decision-making wireless network resource.
10. a wireless resource management apparatus, is characterized in that, comprising:
Receiving element, for receiving after business data flow operation requests, triggers the first strategic decision-making unit; The service quality QoS information that described business data flow operation requests comprises described business data flow request;
The first strategic decision-making unit, is used to described business data flow Decision Resource delegated strategy;
Notification unit, notifies the second strategic decision-making unit for the resource authorization strategy that is described business data flow decision-making by described the first strategic decision-making unit;
The second strategic decision-making unit, for being described business data flow decision-making according to current available wireless network resource information, described the first strategic decision-making unit, resource authorization strategy is described business data flow decision-making wireless network resource usage policy; And
Strategy execution unit, for carrying out the wireless network resource usage policy that described the second strategic decision-making unit is described business data flow decision-making, receives control to described business data flow, and is that described business data flow distributes wireless network resource;
Described the first strategic decision-making unit is described business data flow Decision Resource delegated strategy according to the QoS information of described business data flow request, service negotiation information; Or described the first strategic decision-making unit is according at least one information in carrier policy and user signing contract information, and the QoS information of described business data flow request, service negotiation information, be described business data flow Decision Resource delegated strategy.
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| RU2556456C2 (en) * | 2010-08-13 | 2015-07-10 | Хуавей Текнолоджиз Ко., Лтд. | Method, device and system for transmitting data |
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| CN102714843A (en) * | 2010-11-15 | 2012-10-03 | 华为技术有限公司 | Service access control method, device and user equipment |
| CN102469595B (en) * | 2010-11-18 | 2015-08-12 | 中兴通讯股份有限公司 | A kind of can the reprovision triggering method of reprovision wireless system and device |
| CN102958174A (en) | 2011-08-26 | 2013-03-06 | 中兴通讯股份有限公司 | Method, device and system for reallocation of frequency spectrum resources |
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| CN103888927B (en) * | 2012-12-21 | 2018-05-11 | 中国移动通信集团上海有限公司 | A kind of bandwidth expense determines method, apparatus, server and system |
| CN104904264A (en) * | 2013-05-06 | 2015-09-09 | 华为技术有限公司 | Service control method, system and relevant device |
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| WO2018014740A1 (en) * | 2016-07-18 | 2018-01-25 | 中兴通讯股份有限公司 | Policy control method, apparatus and system |
| CN107634838A (en) | 2016-07-18 | 2018-01-26 | 中兴通讯股份有限公司 | Policy control method, apparatus and system |
| CN108270576B (en) * | 2016-12-30 | 2021-06-22 | 华为技术有限公司 | Data service control method, related device and system |
| CN112073991B (en) * | 2019-06-10 | 2022-05-06 | 中国移动通信有限公司研究院 | Service processing method and device of access network |
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