CN102170625A - Method and device for realizing PCC (Policy and Charging Control) policy - Google Patents
Method and device for realizing PCC (Policy and Charging Control) policy Download PDFInfo
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Abstract
The embodiment of the invention discloses a method and device for realizing a PCC (Policy and Charging Control) policy. The method comprises the following steps: a policy control and charging rule function (PCRF) entity obtains the wireless resource utilization information of the current cell in which user equipment is located; and the PCRF carries out PCC policy control on the user equipment according to the wireless resource utilization information of the current cell in which user equipment is located. By using the invention, the aims of carrying out PCC policy control according to the wireless resource utilization information of the cell in which the user equipment is located and managing and controlling wireless network resources are achieved, and the utilization ratio of the wireless network resources is improved.
Description
Technical field
The embodiment of the invention relates to communication technical field, particularly a kind of implementation method of PCC strategy and device.
Background technology
In order to support QoS (Quality of Service to Business Stream, service quality) control, charge control and thresholding control, 3GPP (3rd Generation Partnership Project, third generation partner program) defined PCC (Policy and Charging Control, the strategy and the control of chargeing) framework, as shown in Figure 1, be the structural representation of PCC framework.
Wherein, main network element in the PCC framework comprises: PCRF (Policy and Charging RulesFunction, policy control and charging regulation function entity), PCEF (Policy and ControlEnforcement Function, strategy and charging execution function entity), SPR (Subscription ProfileRepository, the CAMEL-Subscription-Information storehouse) and AF (Application Function, Application Function).
PCRF is the core network element of PCC framework, be used to generate strategy decision-making and charging regulation, and these strategies and the control of chargeing mainly comprise: the detection of business data flow, thresholding control, QoS control and based on the charging regulation of data flow etc.PCEF is positioned at Gateway (gateway), and the business datum flow filter in the PCC rule that PCEF issues according to PCRF detects business data flow, implementation strategy, thresholding control and based on the charging of stream.SPR is a logical node of depositing all user signing contract informations, and these CAMEL-Subscription-Information can be used for carrying out based on the signatory policy control and the PCC policy control of IP CAN (IPConnectivity Access Network, IP connects Access Network) bearing bed by PCRF.AF provides business and requires IP CAN to provide the dynamic strategy Control Node for this business, AF by with PCRF between communicate by letter and issue dynamic session information carrying out policy control to PCEF, AF also receives IP CAN relevant information or the event notice that PCRF reports simultaneously.
By PCRF generate strategy decision-making and charging regulation realize to the resources effective management with control, thereby make full use of Internet resources.In the prior art, PCRF carries out strategy and main foundation that charge to control comprises: the information of obtaining from AF relevant with business, from SPR obtain user's strategy and billing control and subscription information, from PCEF/BBERF (Bearing Binding and Event Report Function, bearing binding and event reporting function entity) obtain and carry the relevant network information, as the positional information of IP CAN type, subscriber equipment, and the pre-configured relevant information of PCRF self.
The shortcoming of prior art is: PCRF is making a strategic decision and is chargeing when control, usually with SPR, AF, PCEF and self with configuration information as foundation, can't realize optimum PCC strategy.For example, when the sub-district is in busy condition,, can cause the business of this propelling movement to occupy busy Time Bandwidth resource if push business to the subscriber equipment of this sub-district, influence normally carrying out of business that other times have relatively high expectations, reduced network service quality and user experience; When the sub-district was in idle condition, if do not increase the qos requirement of the subscriber equipment in this sub-district, also the subscriber equipment in this sub-district did not push the more wide in range business of delay requirement, can cause the waste of wireless network resource.
Summary of the invention
In view of this, the embodiment of the invention provides a kind of implementation method and device of PCC strategy, is used to improve the utilance of wireless network resource.
The embodiment of the invention provides a kind of implementation method of PCC strategy, may further comprise the steps:
The Radio Resource that policy control and charging regulation function entity PCRF obtain sub-district, the current place of subscriber equipment utilizes information;
Described PCRF utilizes information that described subscriber equipment is carried out the PCC policy control according to the Radio Resource of sub-district, the current place of described subscriber equipment.
Preferably, the Radio Resource that described PCRF obtains sub-district, the current place of subscriber equipment utilizes information, specifically comprises:
Described PCRF sends first request message to network equipment, carries the subscriber identity information of described subscriber equipment in described first request message;
Described network equipment sends second request message according to described first request message to the base station, carries the positional information of sub-district, the current place of described subscriber equipment in described second request message;
The Radio Resource that sub-district, the current place of described subscriber equipment is estimated according to described second request message in described base station utilizes information, and utilizes information to the Radio Resource that described network equipment returns sub-district, the current place of described subscriber equipment;
The Radio Resource that described PCRF receives the sub-district, the current place of described subscriber equipment that described network equipment returns utilizes information.
Preferably, the Radio Resource that described PCRF obtains sub-district, the current place of subscriber equipment utilizes information, specifically comprises:
Described PCRF sends the 3rd request message of the subscriber identity information that carries described subscriber equipment to described network equipment, and receives the positional information of the sub-district, the current place of described subscriber equipment that described network equipment returns according to described the 3rd request message;
Described PCRF sends the 4th request message of the positional information carry sub-district, the current place of described subscriber equipment to network management device, and the Radio Resource that receives the sub-district, the current place of described subscriber equipment that described network management device returns according to described the 4th request message utilizes information.
Preferably, described Radio Resource utilizes information, is specially:
Radio Resource takies grade, or Radio Resource utilizes percentage.
The embodiment of the invention also provides a kind of PCRF, comprising:
Acquiring unit, the Radio Resource that is used to obtain sub-district, the current place of subscriber equipment utilizes information;
The policy control unit, the Radio Resource that is used for the sub-district, the current place of described subscriber equipment that obtains according to described acquiring unit utilizes information that described subscriber equipment is carried out the PCC policy control.
Preferably, described acquiring unit comprises:
First sends subelement, is used for sending first request message to network equipment, carries the User Identity of described subscriber equipment in described first request message;
First receives subelement, and the Radio Resource that is used to receive the sub-district, the current place of described subscriber equipment that described network equipment returns utilizes information.
Preferably, described acquiring unit comprises:
Second sends subelement, is used for sending the 3rd request message that obtains the current place of described subscriber equipment location information of cell to described network equipment, carries the User Identity of described subscriber equipment in described second request message; And, after the positional information that receives the sub-district, the current place of described subscriber equipment that described network equipment returns according to described the 3rd request message, obtain the 4th request message that the current place of described subscriber equipment cell radio resource utilizes information to the network management device transmission, carry the positional information of sub-district, the current place of described subscriber equipment in described the 4th request message;
Second receives subelement, is used to receive the positional information of the sub-district, the current place of described subscriber equipment that described network equipment returns, and the Radio Resource that receives the sub-district, the current place of described subscriber equipment that described network management device returns utilizes information.
Be compared with the prior art, the technical scheme that the embodiment of the invention provides has the following advantages:
The Radio Resource that PCRF obtains sub-district, the current place of subscriber equipment utilizes information, and utilize information to carry out the PCC policy control according to the Radio Resource of sub-district, the current place of subscriber equipment, realized purpose, improved the utilance of wireless network resource the management and the control of wireless network resource.
The embodiment of the invention also provides a kind of base station, comprising:
Receiving element is used to receive second request message that the Radio Resource that obtains sub-district, the current place of subscriber equipment that network equipment sends utilizes information, carries the positional information of sub-district, the current place of described subscriber equipment in described second request message;
The positional information of the sub-district, the current place of described subscriber equipment that predicting unit, the described request message that is used for receiving according to receiving element are carried predicts that the Radio Resource of sub-district, the current place of described subscriber equipment utilizes information;
Transmitting element, the Radio Resource that is used for sending to described network equipment the sub-district, the current place of described subscriber equipment of described predicting unit prediction utilizes information.
The embodiment of the invention also provides a kind of network management device, comprising:
Receiving element is used to receive the 4th request message that the Radio Resource that obtains sub-district, the current place of subscriber equipment that PCRF sends utilizes information, carries the positional information of sub-district, the current place of described subscriber equipment in described the 4th request message;
Acquiring unit, the positional information of the sub-district, the current place of described subscriber equipment of carrying in the described request message that receives according to receiving element, the Radio Resource that obtains sub-district, the current place of subscriber equipment utilizes information;
Transmitting element, the Radio Resource that is used for sending to described PCRF the sub-district, the current place of described subscriber equipment that described acquiring unit obtains utilizes information.
Preferably, described acquiring unit, the Radio Resource that specifically is used for initiatively obtaining to wireless network sub-district, the current place of described subscriber equipment utilizes information, and the Radio Resource that perhaps receives the sub-district, the current place of described subscriber equipment that wireless network reports utilizes information.
Be compared with the prior art, the technical scheme that the embodiment of the invention provides has the following advantages:
After base station or network management device receive request message, the Radio Resource that obtains sub-district, the current place of subscriber equipment utilizes information, and utilize information to return to PCRF this Radio Resource, make PCRF utilize information to carry out the PCC policy control according to the Radio Resource of sub-district, the current place of subscriber equipment, realized purpose, improved the utilance of wireless network resource the management and the control of wireless network resource.
Description of drawings
In order to be illustrated more clearly in the present invention or technical scheme of the prior art, to do simple the introduction to the accompanying drawing of required use in the present invention or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of PCC framework in the prior art;
The schematic flow sheet of the implementation method of a kind of PCC strategy that Fig. 2 provides for the embodiment of the invention;
The Radio Resource that Fig. 3 obtains sub-district, current user equipment place for PCRF in a kind of LTE provided by the invention system utilizes the system construction drawing of information;
The Radio Resource that Fig. 4 obtains sub-district, the current place of subscriber equipment for PCRF in a kind of 2G/3G provided by the invention system utilizes the system construction drawing of information;
The implementation method schematic flow sheet of a kind of PCC strategy that Fig. 5 provides for application scenarios one of the present invention;
The implementation method schematic flow sheet of a kind of PCC strategy that Fig. 6 provides for application scenarios two of the present invention;
The implementation method schematic flow sheet of a kind of PCC strategy that Fig. 7 provides for application scenarios three of the present invention;
A kind of policy control that Fig. 8 provides for the embodiment of the invention and the structural representation of charging regulation function entity;
The another kind of policy control that Fig. 9 provides for the embodiment of the invention and the structural representation of charging regulation function entity;
The structural representation of a kind of base station that Figure 10 provides for the embodiment of the invention;
The structural representation of a kind of network management device that Figure 11 provides for the embodiment of the invention.
Embodiment
Under wireless network environment, because the quantity of the radio open resource that system can provide is very limited, and subscriber equipment is unlimited to the demand of Radio Resource, when the wireless resource utility efficiency of sub-district, the current place of subscriber equipment is high, be that the sub-district is under the busy condition, if the subscriber equipment to this sub-district pushes professional, this business will take busy Time Bandwidth resource, influence normally carrying out of business that other times have relatively high expectations, user's use experience is relatively poor, even will cause the congested of cell radio resource.
This shows, prior art can't realize that the reason of optimum PCC strategy is, PCRF is when making a strategic decision and chargeing control, the Radio Resource of not considering sub-district, the current place of subscriber equipment utilizes information, can't carry out professional propelling movement and QoS control according to the cell radio resource utilance, also can't ensure the qos requirement of customer service.
The embodiment of the invention provides a kind of implementation method and device that utilizes the PCC decision-making mechanism of information based on Radio Resource, PCRF utilizes information to carry out QoS of survice control and service propelling according to the Radio Resource of sub-district, the current place of subscriber equipment, realized management and control, utilized the limited wireless Internet resources fully wireless network resource.Core concept of the present invention is: PCRF utilizes information to the Radio Resource of sub-district, the current place of network equipment request subscriber equipment, and utilize information that subscriber equipment is carried out corresponding PCC policy control according to cell radio resource, realized management and control to wireless network resource.
Below in conjunction with the accompanying drawing among the present invention, the technical scheme among the present invention is carried out clear, complete description, obviously, described embodiment is a part of embodiment of the present invention, rather than whole embodiment.Based on the embodiment among the present invention, the every other embodiment that those of ordinary skills are obtained under the prerequisite of not making creative work belongs to the scope of protection of the invention.
The embodiment of the invention provides a kind of implementation method of PCC strategy, and as shown in Figure 2, this method may further comprise the steps:
The Radio Resource that step s201, PCRF obtain sub-district, the current place of subscriber equipment utilizes information.
Particularly, the Radio Resource that above-mentioned PCRF obtains sub-district, the current place of subscriber equipment utilizes information, and can specifically comprise: PCRF sends first request message to network equipment, carries the subscriber identity information of described subscriber equipment in this first request message; Network equipment sends second request message according to described first request message to the base station, carries the positional information of sub-district, the current place of described subscriber equipment in this second request message; The Radio Resource that sub-district, the current place of described subscriber equipment is estimated according to described second request message in the base station utilizes information, and utilizes information to the Radio Resource that described network equipment returns sub-district, the current place of described subscriber equipment; The Radio Resource that PCRF receives the sub-district, the current place of described subscriber equipment that described network equipment returns utilizes information.Wherein, subscriber identity information can be the user identity indications.
The Radio Resource that above-mentioned PCRF obtains sub-district, the current place of subscriber equipment utilizes information, can also specifically comprise: PCRF sends the 3rd request message of the subscriber identity information that carries described subscriber equipment to described network equipment, and receives the positional information of the sub-district, the current place of described subscriber equipment that described network equipment returns according to described the 3rd request message; PCRF sends the 4th request message of the positional information carry sub-district, the current place of described subscriber equipment to network management device, and the Radio Resource that receives the sub-district, the current place of described subscriber equipment that described network management device returns according to described the 4th request message utilizes information.Wherein, the positional information of sub-district, the current place of subscriber equipment can be the ID of sub-district, the current place of subscriber equipment.
Step s202, PCRF utilizes information that this subscriber equipment is carried out the PCC policy control according to the Radio Resource of sub-district, the current place of subscriber equipment.
Wherein, Radio Resource utilizes information, is specially: Radio Resource takies grade, or Radio Resource utilizes percentage.
The implementation method of the PCC strategy that the application of the invention embodiment proposes, realized utilizing information to carry out the PCC policy control according to the Radio Resource of sub-district, subscriber equipment place, to the purpose that wireless network resource manages and controls, improved the utilance of wireless network resource.
The embodiment of the invention provides a kind of implementation method of PCC strategy, be applied to LTE (Long TermEvolution, Long Term Evolution) in the system, or is applied in 2G/3G (2rd Generation/3rd Generation, the second generation/3G (Third Generation) Moblie technology) system.Certainly, the PCC strategy implementation method that the embodiment of the invention provides also is applied in other communication systems, at this, is that example describes to be applied in 2G/3G system and LTE system.
In order to be expressly understood technical scheme of the present invention more, below PCRF is obtained sub-district, subscriber equipment place Radio Resource utilize the system architecture of information to be elaborated.
As shown in Figure 3, the Radio Resource that obtains sub-district, the current place of subscriber equipment for PCRF in the LTE system utilizes the system construction drawing of information, comprise: PCRF, PDN-GW (Public DataNetwork-Gateway, the public data network gateway, hereinafter to be referred as P-GW), Serving-GW (Serving-Gateway, gateway, hereinafter to be referred as S-GW), MME (Mobility ManagementEntity, Mobility Management Entity), eNodeB (evolved NodeB, base station) and user equipment (UE).Wherein, PCRF utilizes information to the Radio Resource of P-GW request sub-district, the current place of subscriber equipment, P-GW sends the request message that cell radio resource utilizes information to S-GW, S-GW sends the request message that cell radio resource utilizes information to MME, MME sends the request message that cell radio resource utilizes information to eNodeB, the Radio Resource that eNodeB obtains sub-district, subscriber equipment place according to the user ID of carrying in the request message from MME that receives utilizes information, and utilize information to the Radio Resource that MME sends sub-district, the current place of subscriber equipment, MME passes through S-GW, P-GW utilizes information to the Radio Resource that PCRF sends sub-district, the current place of subscriber equipment, and PCRF utilizes information that subscriber equipment is carried out corresponding PCC policy control according to the Radio Resource of sub-district, the current place of subscriber equipment.
As shown in Figure 4, the Radio Resource that obtains sub-district, subscriber equipment place for PCRF in the 2G/3G system utilizes the system construction drawing of information, comprise: PCRF, GGSN (Gateway GPRS Support Node, Gateway GPRS Support Node), SGSN (Service GPRS Support Node, GPRS serving GPRS support node), eNodeB and UE.Wherein, PECF utilizes information to the Radio Resource of GGSN request sub-district, subscriber equipment place, GGSN sends the request message that cell radio resource utilizes information to SGSN, SGSN sends the request message that cell radio resource utilizes information to eNodeB, the Radio Resource that eNodeB obtains sub-district, subscriber equipment place according to the user ID of carrying in the request message from SGSN that receives utilizes information, and utilize information to the Radio Resource that SGSN sends sub-district, subscriber equipment place, SGSN utilizes information by GGSN to the Radio Resource that PCRF sends sub-district, subscriber equipment place, PCRF utilizes information that subscriber equipment is carried out corresponding PCC policy control according to the Radio Resource of sub-district, subscriber equipment place, as QoS control, service propelling or the like.
Need to prove that in concrete application scenarios, what the Radio Resource of sub-district, subscriber equipment place utilized that information can be expressed as Radio Resource takies utilizing percentage etc. other can representing that Radio Resource utilizes the form of information of grade, Radio Resource.
For example, during with the taking grade and represent that the Radio Resource of sub-district, subscriber equipment place utilizes information of Radio Resource, can setting in advance Radio Resource, to take grade be 5 grades, and Radio Resource is set, and to take grade high more, the wireless resource utility efficiency of sub-district, subscriber equipment place is high more, as to take grade be that 5 grades wireless resource utility efficiency is higher than that to take grade be 1 grade wireless resource utility efficiency, and take grade according to Radio Resource corresponding PCC strategy is set, for example, when Radio Resource takies grade and is 5 grades, the utilance of cell radio resource is very high, and it is professional for not pushing to subscriber equipment that corresponding PCC strategy can be set this moment, or reduces the qos requirement of subscriber equipment; When Radio Resource took grade and is 1 grade, the utilance of cell radio resource was very low, can push the higher business of qos requirement to sub-district, subscriber equipment place, perhaps pushed the more wide in range business of delay requirement etc. to subscriber equipment.The wireless resource utility efficiency that utilizes sub-district, subscriber equipment place is corresponding PCC strategy for subscriber equipment pushes, and has realized management and control to wireless network resource, has improved the utilance of wireless network resource, and has improved user's use experience.Concrete, can show Radio Resource and utilize the various forms of information to belong to protection scope of the present invention, do not giving unnecessary details one by one inferior.
Under concrete application scenarios, the implementation method that subscriber equipment is in the PCC strategy under CONNECTED (connection) state and IDLE (off-line) state is discussed respectively.
As shown in Figure 5, the implementation method of a kind of PCC strategy that provides for application scenarios one of the present invention is applied in the LTE system as shown in Figure 3, and wherein, subscriber equipment is under the CONNECTED state, and this method may further comprise the steps:
Step s501, the Radio Resource that PCRF sends sub-district, the current place of acquisition request subscriber equipment to P-GW utilizes the request message of information, carries the user identity indications in this request message.
Step s502, the Radio Resource that P-GW sends sub-district, the current place of acquisition request subscriber equipment to S-GW utilizes the request message of information, carries the user identity indications in this request message.
Step s503, the Radio Resource that S-GW sends sub-district, the current place of acquisition request subscriber equipment to MME utilizes the request message of information, carries the user identity indications in this request message.
Step s504, the Radio Resource that MME sends sub-district, the current place of acquisition request subscriber equipment to eNodeB utilizes the request message of information, carries the ID of sub-district, subscriber equipment place in this request message.
When subscriber equipment is under the CONNECTED state, mail to user identity indications entrained in the request message of MME according to S-GW, MME directly obtains the positional information of this sub-district, subscriber equipment place, the i.e. ID of sub-district according to this user identity identifier from wireless network; MME utilizes the request message of information according to the ID of sub-district, subscriber equipment place to the Radio Resource that eNodeB sends sub-district, the current place of acquisition request subscriber equipment, and carries the ID of sub-district, subscriber equipment place in this request request.
Step s505, the request message that eNodeB sends according to MME, the Radio Resource of sub-district, the current place of predictive user equipment utilizes information.
Concrete, the Radio Resource of the sub-districts, the current place of factor predictive user equipment such as Radio Resource that eNodeB can may take in next time interval according to the shared wireless network bandwidth of customer service, sub-district in the wireless resource utility efficiency of sub-district, subscriber equipment place in the past period (if subscriber equipment roams in the minizone, can according to the wireless resource utility efficiency of place current area behind the user's set roaming in the past period), the sub-district utilizes situation.Concrete, what the Radio Resource of sub-district, subscriber equipment place utilized that information can be expressed as Radio Resource takies utilizing percentage etc. other can representing that Radio Resource utilizes the form of situation of grade, Radio Resource.
Step s506, eNodeB sends response message to MME, and the Radio Resource that carries sub-district, the current place of subscriber equipment in this response message utilizes information.
Step s507, MME sends response message to S-GW, and the Radio Resource that carries sub-district, the current place of subscriber equipment in this response message utilizes information.
Step s508, S-GW sends response message to P-GW, and the Radio Resource that carries sub-district, the current place of subscriber equipment in this response message utilizes information.
Step s509, P-GW sends response message to PCRF, and the Radio Resource that carries sub-district, the current place of subscriber equipment in this response message utilizes information.
Step s510, PCRF utilizes information that subscriber equipment is carried out corresponding PCC policy control according to the Radio Resource of the sub-district, the current place of subscriber equipment that P-GW reports, and cell radio resource is managed and controls.
Should utilize percentage to represent that the Radio Resource of sub-district, subscriber equipment place utilizes information with Radio Resource with under the scene.The Radio Resource that PCRF obtains sub-district, the current place of subscriber equipment utilizes percentage, and set in advance the PCC decision-making that different Radio Resources utilizes the percentage correspondence, for example, utilize (taking percentage as Radio Resource is 98%) under the percentage condition with higher at Radio Resource, the sub-district is in busy condition, utilizable Radio Resource quantity seldom in the sub-district, it is professional for not pushing to subscriber equipment that corresponding PCC strategy can be set, or do not push the higher related service of bandwidth occupancy, or the qos requirement of reduction subscriber equipment etc.; Take (taking percentage as Radio Resource is 30%) under the lower situation of percentage at Radio Resource, the sub-district is under the idle condition, have utilizable Radio Resource quantity more in the sub-district this moment, can be set to subscriber equipment and push the business that high bandwidth takies, increase the qos requirement of subscriber equipment, perhaps push more wide in range business of delay requirement or the like, to reach the purpose of the utilance that improves wireless network resource to subscriber equipment.
The implementation method of the PCC strategy that the application of the invention proposes, realized utilizing information to carry out the PCC policy control according to the Radio Resource of sub-district, subscriber equipment place, to the purpose that wireless network resource manages and controls, improved the utilance of wireless network resource.
As shown in Figure 6, the implementation method of a kind of PCC strategy that provides for application scenarios two of the present invention is applied in the LTE system as shown in Figure 3, and wherein, subscriber equipment is under the IDLE state, and this method may further comprise the steps:
Step s601, the Radio Resource that PCRF sends sub-district, the current place of acquisition request subscriber equipment to P-GW utilizes the request message of information, carries the user identity indications in this request message.
Step s602, the Radio Resource that P-GW sends sub-district, the current place of acquisition request subscriber equipment to S-GW utilizes the request message of information, carries the user identity indications in this request message.
Step s603, the Radio Resource that S-GW sends sub-district, the current place of acquisition request subscriber equipment to MME utilizes the request message of information, carries the user identity indications in this request message.
Step s604, MME obtain the ID of sub-district, the current place of subscriber equipment according to the user identity indications of carrying in the request message.
When subscriber equipment is under the IDLE state, MME can't directly obtain the ID of sub-district, subscriber equipment place from the wireless network, therefore, receiving when obtaining cell radio resource and utilizing the request message of information, MME need at first obtain the ID of sub-district, subscriber equipment place.
Concrete, MME obtains the ID of sub-district, the current place of subscriber equipment, can adopt following method:
First kind of situation: MME issues paging (paging) message calling user device, subscriber equipment is initiated service request (service request) message according to paging message to eNodeB, eNodeB receives this service request message and when MME transmits, and the ID of sub-district, subscriber equipment place is carried in this message.MME receives this service request message, obtains the ID of sub-district, the current place of subscriber equipment.
MME is by initiatively initiating the beep-page message calling user device to obtain the ID of sub-district, subscriber equipment place, when having urgency traffic to push, the ID that can obtain sub-district, subscriber equipment place timely utilizes information with the Radio Resource that obtains this sub-district, realizes utilizing information that subscriber equipment is carried out the PCC policy control according to cell radio resource.
Second kind of situation: MME be the ID of sub-district, active request subscriber equipment place not, but waits for that UE initiates TAU or service request message, obtains the ID of sub-district, the current place of subscriber equipment from described message.Be understandable that MME is the ID of sub-district, active request subscriber equipment place not, when not having the urgency traffic requirement, can select the method to avoid additional load to network side.
Certainly, MME can also obtain the ID of sub-district, subscriber equipment place according to additive method, gives unnecessary details no longer one by one at this.
Step s605, after MME obtained the ID of sub-district, the current place of subscriber equipment, MME sent to eNodeB and obtains the request message that cell radio resource utilizes information, carries the ID of sub-district, subscriber equipment place in this request message.
Step s606, the ID of the sub-district, the current place of subscriber equipment of carrying in the request message of eNodeB according to the MME transmission, the Radio Resource of sub-district, the current place of predictive user equipment utilizes information.
Step s607, eNodeB sends response message to MME, and the Radio Resource that carries sub-district, the current place of subscriber equipment in this response message utilizes information.
Step s608, MME sends response message to S-GW, and the Radio Resource that carries sub-district, the current place of subscriber equipment in this response message utilizes information.
Step s609, S-GW sends response message to P-GW, and the Radio Resource that carries sub-district, the current place of subscriber equipment in this response message utilizes information.
Step s610, P-GW sends response message to PCRF, and the Radio Resource that carries sub-district, the current place of subscriber equipment in this response message utilizes information.
Step s611, PCRF utilizes information that subscriber equipment is carried out corresponding PCC policy control according to the Radio Resource of the sub-district, the current place of subscriber equipment that P-GW reports.
The implementation method of the PCC strategy that the application of the invention proposes, realized utilizing information to carry out the PCC policy control according to the Radio Resource of sub-district, subscriber equipment place, to the purpose that wireless network resource manages and controls, improved the utilance of wireless network resource.
Under the concrete application scenarios of the present invention, PCRF can also send the request message of the ID that obtains sub-district, subscriber equipment place to network equipment (MME or GGSN), ID obtaining the sub-district, subscriber equipment place that network side reports obtains this sub-district ID corresponding district Radio Resource from network management device and utilizes information.
As shown in Figure 7, the implementation method of a kind of PCC strategy that provides for application scenarios three of the present invention is applied in the 2G/3G system as shown in Figure 4, and this method may further comprise the steps:
Step s701, PCRF carries the user identity indications to the request message that GGSN sends the ID of sub-district, the current place of acquisition request subscriber equipment in this request message.
Step s702, GGSN carries the user identity indications to the request message that SGSN sends the ID of sub-district, the current place of acquisition request subscriber equipment in this request message.
Step s703, SGSN obtain the ID of sub-district, the current place of subscriber equipment according to the user identity indications of carrying in the request message.
Concrete, when subscriber equipment is in CONNECTED state following time, SGSN can directly obtain sub-district, the current place of subscriber equipment from wireless network Radio Resource utilizes information; When subscriber equipment is under the IDLE state, SGSN can utilize information by the Radio Resource that the mode of active paging is obtained sub-district, the current place of subscriber equipment, perhaps the SGSN ID of sub-district, the current place of active request subscriber equipment not waits for that subscriber equipment obtains the ID of sub-district, the current place of subscriber equipment when initiating TAU message or service request message.The ID which kind of mode network equipment SGSN specifically adopts obtain sub-district, the current place of subscriber equipment all belongs to protection scope of the present invention.
Step s704, SGSN sends response message to GGSN, carries the ID of sub-district, the current place of subscriber equipment in this response message.
Step s705, GGSN sends response message to PCRF, carries the ID of sub-district, the current place of subscriber equipment in this response message.
Step s706, PCRF sends the request message that the Radio Resource that obtains sub-district, the current place of subscriber equipment utilizes information to network management device, carries the ID of sub-district, the current place of subscriber equipment in this message.
Step s707, network management device are according to the ID of sub-district, the current place of subscriber equipment, and the Radio Resource that obtains sub-district, the current place of subscriber equipment utilizes information.
Concrete, network management device is according to the ID of the sub-district, subscriber equipment place of carrying in this request message, and the Radio Resource that obtains sub-district, the current place of this subscriber equipment utilizes information.
Wherein, the Radio Resource that network management device obtains sub-district, the current place of subscriber equipment utilizes information can adopt multiple mode; for example: the Radio Resource that network management device can periodically initiatively obtain the sub-district utilizes information; perhaps the cell radio resource that reports of network management device record wireless network utilizes information, and other can obtain cell radio resource and utilize the method for information all to belong to protection scope of the present invention.
Step s708, network management device sends response message to PCRF, and the Radio Resource that carries sub-district, the current place of subscriber equipment in this response message utilizes information.
Step s709, PCRF utilizes information that subscriber equipment is carried out corresponding PCC policy control according to the Radio Resource of the sub-district, the current place of subscriber equipment that network management device reports.
The implementation method of the PCC strategy that the application of the invention proposes, realized utilizing information to carry out the PCC policy control according to the Radio Resource of sub-district, subscriber equipment place, to the purpose that wireless network resource manages and controls, improved the utilance of wireless network resource.
The embodiment of the invention also provides a kind of policy control and charging regulation function entity, and as shown in Figure 8, the structural representation for this device comprises:
Acquiring unit 810, the Radio Resource that is used to obtain sub-district, the current place of subscriber equipment utilizes information;
Wherein, acquiring unit comprises that first sends the subelement 811 and the second reception subelement 812,
First sends subelement 811, is used for sending first request message to network equipment, carries the User Identity of described subscriber equipment in described first request message;
First receives subelement 812, and the Radio Resource that is used to receive the sub-district, the current place of subscriber equipment that network equipment returns utilizes information.
The present invention also provides a kind of policy control and charging regulation function entity, as shown in Figure 9, comprising:
Acquiring unit 910, the Radio Resource that is used to obtain sub-district, the current place of subscriber equipment utilizes information;
Wherein, acquiring unit also comprises transmission subelement 911 and reception subelement 912,
Second sends subelement 911, is used for sending the 3rd request message that obtains the current place of described subscriber equipment location information of cell to described network equipment, carries the User Identity of described subscriber equipment in described second request message; And, after the positional information that receives the sub-district, the current place of described subscriber equipment that described network equipment returns according to described the 3rd request message, obtain the 4th request message that the current place of described subscriber equipment cell radio resource utilizes information to the network management device transmission, carry the positional information of sub-district, the current place of described subscriber equipment in described the 4th request message;
Second receives subelement 912, is used to receive the positional information of the sub-district, the current place of subscriber equipment that network equipment returns, and the Radio Resource of sub-district, the current place of the subscriber equipment that receiving network managing equipment returns utilizes information.
Wherein, Radio Resource utilizes information to be specially: Radio Resource takies grade, or Radio Resource utilizes percentage.
The PCRF that the application of the invention proposes has realized utilizing information to carry out the PCC policy control according to the Radio Resource of sub-district, subscriber equipment place, to the purpose that wireless network resource manages and controls, has improved the utilance of wireless network resource.
The embodiment of the invention also provides a kind of base station, and as shown in figure 10, the structural representation for this device comprises:
Receiving element 1010 is used to receive second request message that the Radio Resource that obtains sub-district, the current place of subscriber equipment that network equipment sends utilizes information, carries the current place of subscriber equipment location information of cell in this second request message;
Predicting unit 1020 is used for the positional information of the sub-district, the current place of subscriber equipment of carrying according to the request message that receiving element 1010 receives, and the Radio Resource of sub-district, the current place of predictive user equipment utilizes information;
Transmitting element 1030 is used for utilizing information to the Radio Resource of the sub-district, the current place of subscriber equipment that network equipment transmission predicting unit 1020 is predicted.
After base station in the embodiment of the invention receives request message, the Radio Resource that obtains sub-district, the current place of subscriber equipment utilizes information, and utilize information to return to PCRF this Radio Resource, make PCRF utilize information to carry out the PCC policy control according to the Radio Resource of sub-district, the current place of subscriber equipment, realized purpose, improved the utilance of wireless network resource the management and the control of wireless network resource.
The embodiment of the invention also provides a kind of network management device, and as shown in figure 11, the structural representation for this device comprises:
Receiving element 1110 is used to receive the 4th request message that the Radio Resource that obtains sub-district, the current place of subscriber equipment that PCRF sends utilizes information, carries the positional information of sub-district, the current place of subscriber equipment in the 4th request message;
Acquiring unit 1120, the positional information of the sub-district, the current place of described subscriber equipment of carrying in the described request message that receives according to receiving element 1110, the Radio Resource that obtains sub-district, the current place of subscriber equipment utilizes information;
Above-mentioned acquiring unit 1120, the Radio Resource that specifically is used for initiatively obtaining to wireless network sub-district, the current place of described subscriber equipment utilizes information, and the Radio Resource that perhaps receives the sub-district, the current place of described subscriber equipment that wireless network reports utilizes information.
Transmitting element 1130 is used for utilizing information to the Radio Resource of the sub-district, the current place of described subscriber equipment that PCRF transmission acquiring unit 1120 obtains.
After network management device in the embodiment of the invention receives request message, the Radio Resource that obtains sub-district, the current place of subscriber equipment utilizes information, and utilize information to return to PCRF this Radio Resource, make PCRF utilize information to carry out the PCC policy control according to the Radio Resource of sub-district, the current place of subscriber equipment, realized purpose, improved the utilance of wireless network resource the management and the control of wireless network resource.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential general hardware platform, can certainly pass through hardware, but the former is better execution mode under a lot of information.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words can embody with the form of software product, this computer software product is stored in the storage medium, comprise that some instructions are with so that a station terminal equipment (can be mobile phone, personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be looked protection scope of the present invention.
Claims (10)
1. the implementation method of strategy and charging control PCC strategy is characterized in that, may further comprise the steps:
The Radio Resource that policy control and charging regulation function entity PCRF obtain sub-district, the current place of subscriber equipment utilizes information;
Described PCRF utilizes information that described subscriber equipment is carried out the PCC policy control according to the Radio Resource of sub-district, the current place of described subscriber equipment.
2. the method for claim 1 is characterized in that, the Radio Resource that described PCRF obtains sub-district, the current place of subscriber equipment utilizes information, specifically comprises:
Described PCRF sends first request message to network equipment, carries the subscriber identity information of described subscriber equipment in described first request message;
Described network equipment sends second request message according to described first request message to the base station, carries the positional information of sub-district, the current place of described subscriber equipment in described second request message;
The Radio Resource that sub-district, the current place of described subscriber equipment is estimated according to described second request message in described base station utilizes information, and utilizes information to the Radio Resource that described network equipment returns sub-district, the current place of described subscriber equipment;
The Radio Resource that described PCRF receives the sub-district, the current place of described subscriber equipment that described network equipment returns utilizes information.
3. the method for claim 1 is characterized in that, the Radio Resource that described PCRF obtains sub-district, the current place of subscriber equipment utilizes information, specifically comprises:
Described PCRF sends the 3rd request message of the subscriber identity information that carries described subscriber equipment to described network equipment, and receives the positional information of the sub-district, the current place of described subscriber equipment that described network equipment returns according to described the 3rd request message;
Described PCRF sends the 4th request message of the positional information carry sub-district, the current place of described subscriber equipment to network management device, and the Radio Resource that receives the sub-district, the current place of described subscriber equipment that described network management device returns according to described the 4th request message utilizes information.
4. as each described method of claim 1 to 3, it is characterized in that described Radio Resource utilizes information, is specially:
Radio Resource takies grade, or Radio Resource utilizes percentage.
5. a PCRF is characterized in that, comprising:
Acquiring unit, the Radio Resource that is used to obtain sub-district, the current place of subscriber equipment utilizes information;
The policy control unit, the Radio Resource that is used for the sub-district, the current place of described subscriber equipment that obtains according to described acquiring unit utilizes information that described subscriber equipment is carried out the PCC policy control.
6. PCRF as claimed in claim 5 is characterized in that,
Described acquiring unit comprises:
First sends subelement, is used for sending first request message to network equipment, carries the User Identity of described subscriber equipment in described first request message;
First receives subelement, and the Radio Resource that is used to receive the sub-district, the current place of described subscriber equipment that described network equipment returns utilizes information.
7. PCRF as claimed in claim 5 is characterized in that,
Described acquiring unit comprises:
Second sends subelement, is used for sending the 3rd request message that obtains the current place of described subscriber equipment location information of cell to described network equipment, carries the User Identity of described subscriber equipment in described second request message; And, after the positional information that receives the sub-district, the current place of described subscriber equipment that described network equipment returns according to described the 3rd request message, obtain the 4th request message that the current place of described subscriber equipment cell radio resource utilizes information to the network management device transmission, carry the positional information of sub-district, the current place of described subscriber equipment in described the 4th request message;
Second receives subelement, is used to receive the positional information of the sub-district, the current place of described subscriber equipment that described network equipment returns, and the Radio Resource that receives the sub-district, the current place of described subscriber equipment that described network management device returns utilizes information.
8. a base station is characterized in that, comprising:
Receiving element is used to receive second request message that the Radio Resource that obtains sub-district, the current place of subscriber equipment that network equipment sends utilizes information, carries the positional information of sub-district, the current place of described subscriber equipment in described second request message;
The positional information of the sub-district, the current place of described subscriber equipment that predicting unit, the described request message that is used for receiving according to receiving element are carried predicts that the Radio Resource of sub-district, the current place of described subscriber equipment utilizes information;
Transmitting element, the Radio Resource that is used for sending to described network equipment the sub-district, the current place of described subscriber equipment of described predicting unit prediction utilizes information.
9. a network management device is characterized in that, comprising:
Receiving element is used to receive the 4th request message that the Radio Resource that obtains sub-district, the current place of subscriber equipment that PCRF sends utilizes information, carries the positional information of sub-district, the current place of described subscriber equipment in described the 4th request message;
Acquiring unit, the positional information of the sub-district, the current place of described subscriber equipment of carrying in the described request message that receives according to receiving element, the Radio Resource that obtains sub-district, the current place of subscriber equipment utilizes information;
Transmitting element, the Radio Resource that is used for sending to described PCRF the sub-district, the current place of described subscriber equipment that described acquiring unit obtains utilizes information.
10. network management device as claimed in claim 9 is characterized in that,
Described acquiring unit, the Radio Resource that specifically is used for initiatively obtaining to wireless network sub-district, the current place of described subscriber equipment utilizes information, and the Radio Resource that perhaps receives the sub-district, the current place of described subscriber equipment that wireless network reports utilizes information.
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| CN201010115634.3A CN102170625B (en) | 2010-02-26 | 2010-02-26 | Method and device for realizing PCC (Policy and Charging Control) policy |
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| CN201010115634.3A CN102170625B (en) | 2010-02-26 | 2010-02-26 | Method and device for realizing PCC (Policy and Charging Control) policy |
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| CN102170625B (en) | 2014-08-06 |
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