CN104995951A

CN104995951A - Method and device for controlling data stream

Info

Publication number: CN104995951A
Application number: CN201380072988.6A
Authority: CN
Inventors: 陆伟; 施拉姆·米而科
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2013-09-05
Filing date: 2013-09-05
Publication date: 2015-10-21
Also published as: WO2015032053A1

Abstract

Disclosed are a method and a device for controlling a data stream. The method comprises: receiving processing state information sent by an access network device, the processing state information representing a processing state in which the access network device processes a data stream; according to the processing state information, determining the maximum reference bit rate of the data stream; and sending a control request message to a PCRF, the control request message comprising the maximum reference bit rate of the data stream, so that the PCRF determines a QoS policy of the data stream according to the maximum reference bit rate of the data stream. According to the method for controlling a data stream of the embodiments of the present invention, a core network device determines the maximum reference bit rate of the data stream according to the processing state of the access network device for the PCRF to refer, so that the PCRF can determine the QoS policy of the data stream according to a current network state, and can effectively relieve the congestion of an access network particularly when the access network is in a congestion state, thereby improving the overall performance of the network and the user experience.

Description

Method and device for controlling data stream

The method and device technical field of control data stream

The present embodiments relate to the communications field, and more particularly, to the method and device of control data stream.Background technology

The fast development applied with mobile phone, the more application of occupied bandwidth is more and more, such as video, game on line, and these applications can take substantial amounts of network bandwidth resources, especially take the resource of substantial amounts of access network equipment.Because the available resources of access network equipment are limited, so the data transfer in multiple applications with high resources requirement may make access network equipment occur congestion.The congestion of access network is solved in order to Slow, congestion state can be notified core-network side by access network, in order to which core net can take the operation of the congestion of Slow solution access networks.Wherein, with third generation partner program（ 3^rfGeneration Partnership Project, cylinder is referred to as " 3GPP ") System Architecture Evolution（System Architecture Evolution, cylinder is referred to as " SAE ") exemplified by, a kind of scheme for solving access network congestion is that, when access network congestion, the information such as congestion state and/or congestion level are notified core-network side equipment, such as packet data network gateway by access network（Packet Data Network Gateway, cylinder is referred to as " P-GW ") or policy control and charging regulation function entity (Policy Control and charging Rules Function, cylinder is referred to as " PCRF ") etc., the core-network side equipment is received after the information, can control the service quality of the business data flow of the UE（Quality of Service, cylinder is referred to as " QoS "), so as to reduce the data flow of data channel, play a part of Slow solution access network congestions.

But, when solving the congestion of access network using aforesaid way Slow, because core-network side equipment not can determine that the particular number for having which data flow and various data flows in current network, therefore it can not accurately judge how to reduce QoS, for example, it has been generally acknowledged that video traffic can take more flow, in order to which Slow solves the congestion of access network, the flow of the data flow of this kind of application can be reduced, but the core-network side equipment not can know that how many quantity of this kind of business, and the data traffic of this kind of business ratio shared in total flow, even if so the equipment of the core network reduces the QoS of this kind of business, it can not accurately judge how much dropped to is suitable, the QoS of such business is caused to be possible to drop too much so as to have a strong impact on Consumer's Experience, or drop very little and can not Slow solution access net side congestion.The content of the invention The embodiment of the present invention provides a kind of method and device of control data stream, enables to the qos policy of the data flow of PCRF determinations more reasonable.

First aspect there is provided a kind of method of control data stream, including：The process state information that access network equipment is sent is received, the process state information represents the processing state of the access network equipment processing data stream；According to the process state information, the reference Maximum Bit Rate of the data flow is determined；Control data message is sent to policy control and charging regulation function entity PCRF, the control data message includes the reference Maximum Bit Rate of the data flow, in order to which the PCRF determines the QoS policy of the data flow according to the reference Maximum Bit Rate of the data flow.

With reference in a first aspect, in the first possible implementation, this determines the reference Maximum Bit Rate of the data flow according to the process state information, including：Determine flow information of the data flow in preset time period；According to the flow information of the data flow and the process state information, the reference Maximum Bit Rate of the data flow is determined.

With reference to first aspect or the first possible implementation of combination first aspect, in second of possible implementation, the control data message also includes：The initial bit rate and termination bit rate of the data flow, the initial bit rate of the data flow is bit rate of the data flow in the initial time of preset time period, the bit rate that terminates of the data flow is bit rate of the data flow in the end time of the preset time period, in order to which the PCRF determines the qos policy of the data flow according to this with reference to the initial bit rate and termination bit rate of Maximum Bit Rate and the data flow.

With reference to the first or second of possible implementation of first aspect or combination first aspect, in the third possible implementation, the control data message also includes the descriptor of the data flow, and the descriptor of the data flow is used to identify the data flow；Before this sends control data message to PCRF, this method also includes：Obtain the descriptor of the data flow.

With reference to first aspect or combine first aspect the first to the possible implementation of any of the third possible implementation, in the 4th kind of possible implementation, the control data message also includes the information on load of the access network equipment, in order to which the PCRF determines the qos policy of the data flow according to the reference Maximum Bit Rate of the data flow and the information on load of the access network equipment；Before this sends control data message to PCRF, this method also includes：Receive the information on load of the access network equipment of access network equipment transmission.

With reference to first aspect or combine first aspect the first to any of the 4th kind of possible implementation possible implementation, in the 5th kind of possible implementation, the process state information include in following message at least one of：Lost bag amounts information, bag treating capacity information and processing speed information. With reference to first aspect or combine first aspect the first to any of the 4th kind of possible implementation possible implementation, in the 5th kind of possible implementation, this method also includes：The strategy execution configured information of PCRF transmissions is received, the strategy execution configured information is used to indicate the qos policy that the PCRF is determined according to the control data message；According to the strategy execution configured information, the qos policy is performed.

Second aspect there is provided the method for another control data stream, including：The control data message that policy control perform function entity PCEF is sent is received, the control data message includes the reference Maximum Bit Rate of data flow；According to the control data message, the service quality QoS strategy of the data flow is determined, the qos policy includes the mandate Maximum Bit Rate of the data flow.

With reference to second aspect, in the first possible implementation, this determines the qos policy of the data flow according to the control data message, including：According to the control data message, the strategy and charging control PCC rule of the data flow are determined, PCC rules include the qos policy；Or according to the control data message, the application detection control ADC rules of the data flow are determined, ADC rules include QoS strategies.

With reference to second aspect or the first possible implementation of combination second aspect, in second of possible implementation, the control data message also includes：The initial bit rate and termination bit rate of the data flow, the initial bit rate of the data flow is bit rate of the data flow in the initial time of preset time period, and the bit rate that terminates of the data flow is bit rate of the data flow in the end time of the preset time period；This determines the qos policy of the data flow according to the control data message, including：According to this with reference to Maximum Bit Rate and the initial bit rate and termination bit rate of the data flow, the qos policy of the data flow is determined.

With reference to the first or second of possible implementation of second aspect or combination second aspect, in the third possible implementation, the control data message also includes the information on load of access network equipment；This determines the qos policy of the data flow according to the control data message, including：This included according to the control data message determines the qos policy of the data flow with reference to Maximum Bit Rate and the information on load of the access network equipment.

The third aspect there is provided the method for another control data stream, including：The process state information of access network equipment is determined, the process state information represents the processing state of the access network equipment processing data stream；The process state information is sent to policy control perform function entity PCEF, in order to which the PCEF determines the reference Maximum Bit Rate and the QoS policy for being used to determine the data flow by policy control and charging regulation function entity PCRF with reference to Maximum Bit Rate of the data flow according to the process state information.

With reference to the third aspect, in the first possible implementation, this method also includes：To the PCEF The information on load of the access network equipment is sent, in order to which the PCEF sends the information on load of the access network equipment and the qos policy of the information on load of the access network equipment by the PCRF for determining the data flow to the PCRF.

With reference to the third aspect or the first possible implementation of the combination third aspect, in second of possible implementation, the process state information includes at least one in following message：Lost bag amounts information, bag treating capacity information and processing speed information.

Fourth aspect there is provided a kind of device of control data stream, including：Receiving module, the process state information for receiving access network equipment transmission, process state information represents the processing state of the access network equipment processing data stream；Determining module, for the process state information received according to the receiving module, determines the reference Maximum Bit Rate of the data flow；Sending module, for sending control data message to policy control and charging regulation function entity PCRF, the control data message includes the reference Maximum Bit Rate for the data flow that the determining module is determined, in order to which the PCRF determines the QoS policy of the data flow according to the reference Maximum Bit Rate of the data flow.

With reference to fourth aspect, in the first possible implementation, the determining module is specifically for determining flow information of the data flow in preset time period；And the flow information according to the data flow and the process state information, determine the reference Maximum Bit Rate of the data flow.

With reference to fourth aspect or the first possible implementation of combination fourth aspect, in second of possible implementation, the control data message also includes：The initial bit rate and termination bit rate of the data flow, the initial bit rate of the data flow is bit rate of the data flow in the initial time of preset time period, the bit rate that terminates of the data flow is bit rate of the data flow in the end time of the preset time period, in order to which the PCRF determines the qos policy of the data flow according to this with reference to the initial bit rate and termination bit rate of Maximum Bit Rate and the data flow.

With reference to the first or second of possible implementation of fourth aspect or combination fourth aspect, in the third possible implementation, the control data message also includes the descriptor of the data flow, and the descriptor of the data flow is used to identify the data flow；The device also includes：Acquisition module, for before the sending module sends control data message to PCRF, obtaining the descriptor of the data flow.

With reference to fourth aspect or combine fourth aspect the first to the possible implementation of any of the third possible implementation, in the 4th kind of possible implementation, the control data message also includes the information on load of the access network equipment, in order to which the PCRF determines the qos policy of the data flow according to the reference Maximum Bit Rate of the data flow and the information on load of the access network equipment；The receiving module is additionally operable to before the sending module sends control data message to PCRF, receives being somebody's turn to do for access network equipment transmission The information on load of access network equipment.

With reference to fourth aspect or combine fourth aspect the first to any of the 4th kind of possible implementation possible implementation, in the 5th kind of possible implementation, the process state information include in following message at least one of：Lost bag amounts information, bag treating capacity information and processing speed information.

With reference to fourth aspect or combine fourth aspect the first to any of the 4th kind of possible implementation possible implementation, in the 5th kind of possible implementation, the receiving module is additionally operable to receive the strategy execution configured information that the PCRF is sent, and the strategy execution configured information is used for the qos policy for indicating that the control data message that the PCRF is sent according to the sending module is determined；The device also includes：Performing module, for the strategy execution configured information received according to the receiving module, performs QoS strategies.

There is provided the device of another control data stream in terms of 5th, including：Receiving module, the control data message for receiving policy control perform function entity PCEF transmissions, control data message includes the reference Maximum Bit Rate of data flow；Determining module, for the control data message received according to the receiving module, determines the QoS policy of the data flow, the qos policy includes the mandate Maximum Bit Rate of the data flow.

With reference to the 5th aspect, in the first possible implementation, the determining module specifically for：The control data message received according to the receiving module, determines the strategy and charging control PCC rule of the data flow, and PCC rules include the qos policy；Or the control data message received according to the receiving module, the application detection control ADC rules of the data flow are determined, ADC rules include QoS strategies.

With reference to the 5th aspect or the first possible implementation of the aspect of combination the 5th, in second of possible implementation, the control data message also includes：The initial bit rate and termination bit rate of the data flow, the initial bit rate of the data flow is bit rate of the data flow in the initial time of preset time period, and the bit rate that terminates of the data flow is bit rate of the data flow in the end time of the preset time period；The determining module specifically for received according to the receiving module this with reference to Maximum Bit Rate and the data flow initial bit rate and terminate bit rate, determine the qos policy of the data flow.

With reference to the first or second of possible implementation of the 5th aspect or the aspect of combination the 5th, in the third possible implementation, the control data message also includes the information on load of access network equipment；The determining module include specifically for the control data message that is received according to the receiving module this with reference to Maximum Bit Rate and the information on load of the access network equipment, determine the qos policy of the data flow.

There is provided the device of another control data stream in terms of 6th, including：Determining module, for true Determine the process state information of access network equipment, the process state information represents the processing state of the access network equipment processing data stream；Sending module, process state information for sending from determining module determination to policy control perform function entity PCEF, in order to which the PCEF determines the reference Maximum Bit Rate and the QoS policy for being used to determine the data flow by policy control and charging regulation function entity PCRF with reference to Maximum Bit Rate of the data flow according to the process state information.

With reference to the 6th aspect, in the first possible implementation, the sending module is additionally operable to send the information on load of the access network equipment to the PCEF, in order to which the PCEF sends the information on load of the access network equipment and the qos policy of the information on load of the access network equipment by the PCRF for determining the data flow to the PCRF.

With reference to the 6th aspect or the first possible implementation of the aspect of combination the 6th, in second of possible implementation, the process state information includes at least one in following message：Lost bag amounts information, bag treating capacity information and processing speed information.

Based on above-mentioned technical proposal, the method and device of control data stream provided in an embodiment of the present invention, by access network equipment to processing state of the access network equipment in core net to data flow, and equipment of the core network determines that the reference Maximum Bit Rate of the data flow refers to for PCRF according to the processing state of the access network equipment, the PCRF is enabled to determine the qos policy of the data flow according to current network state, avoid due to the PCRF it is determined that data flow qos policy when do not consider the processing state of access network and cause that Consumer's Experience declines or Internet resources are consumed excessively, especially access network be in congestion state when can effectively Slow solve access network congestion, improve the overall performance and Consumer's Experience of network.Brief description of the drawings

Technical scheme in order to illustrate the embodiments of the present invention more clearly, cylinder will be made to the required accompanying drawing used in the embodiment of the present invention or description of the prior art below singly to introduce, apparently, drawings described below is only some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is the indicative flowchart of the method for the control data stream of the embodiment of the present invention.

Fig. 2 is another indicative flowchart of the method for the control data stream of the embodiment of the present invention.

Fig. 3 is the indicative flowchart of the method for the control data stream of another embodiment of the present invention.

Fig. 4 is the indicative flowchart of the method for the control data stream of yet another embodiment of the invention.

Fig. 5 is the indicative flowchart of the method for the control data stream of yet another embodiment of the invention.

Fig. 6 is the schematic block diagram of the method for the control data stream of the embodiment of the present invention. Fig. 7 is the schematic block diagram of the method for the control data stream of another embodiment of the present invention.

Fig. 8 is the schematic block diagram of the method for the control data stream of yet another embodiment of the invention.

Fig. 9 is the schematic block diagram of the method for the control data stream of yet another embodiment of the invention.

Figure 10 is the schematic block diagram of the method for the control data stream of yet another embodiment of the invention.

Figure 11 is the schematic block diagram of the method for the control data stream of yet another embodiment of the invention.Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained on the premise of creative work is not made should all belong to the scope of protection of the invention.

It should be understood that the technical scheme of the embodiment of the present invention can apply to various communication systems, such as：Global system for mobile telecommunications (Global System of Mobile communication, cylinder is referred to as " GSM ") system, CDMA（Code Division Multiple Access, cylinder is referred to as " CDMA ") system, WCDMA（Wideband Code Division Multiple Access, cylinder is referred to as " WCDMA ") system, GPRS（General Packet Radio Service, cylinder is referred to as " GPRS "), Long Term Evolution（Long Term Evolution, cylinder is referred to as " LTE ") system, LTE FDDs（Frequency Division Duplex, cylinder is referred to as " FDD ") system, LTE time division duplexs（Time Division Duplex, cylinder be referred to as " TDD "), UMTS (Universal Mobile Telecommunication System, cylinder is referred to as " UMTS "), global interconnection inserting of microwave (Worldwide Interoperability for Microwave Access, cylinder is referred to as " WiMAX ") communication system etc..

It should also be understood that in embodiments of the present invention, user equipment（User Equipment, cylinder is referred to as " UE ") terminal can be referred to as（), Terminal mobile station（Mobile Station, cylinder is referred to as " MS "), mobile terminal（Mobile Terminal) etc., the user equipment can be through wireless access network（Radio Access Network, cylinder is referred to as " RAN ") communicated with one or more core nets, for example, user equipment can be mobile phone（Or be " honeycomb " phone）, computer with mobile terminal etc., for example, user equipment can also be portable, pocket, hand-held, built-in computer or vehicle-mounted mobile device, they exchange voice and/or data with wireless access network.

It will also be understood that, in embodiments of the present invention, base station, can be base station (the Base Transceiver Station in GSM or CDMA, cylinder is referred to as " BTS "), it can also be the base station (NodeB) in WCDMA, can also be the evolved base station in LTE（Evolved Node B, cylinder is referred to as " eNB " Or " e-NodeB "), the present invention is to this and is not construed as limiting.

Fig. 1 is the indicative flowchart of the method 100 of the control data stream of the embodiment of the present invention, and this method can be performed by any suitable equipment of the core network, for example, policy control perform function entity（Policy Control Enforcement Function, cylinder is referred to as " PCEF "), for the ease of description, below in this way 100 by PCEF perform exemplified by be described, but not limited to this of the embodiment of the present invention.As shown in figure 1, this method 100 includes：

S110, receives the process state information that access network equipment is sent, and the process state information represents the processing state of the access network equipment processing data stream；

S120, according to the process state information, determines the reference Maximum Bit Rate of the data flow；

S130, control data message is sent to policy control and charging regulation function entity PCRF, the control data message includes the reference Maximum Bit Rate of the data flow, in order to which the PCRF determines the QoS policy of the data flow according to the reference Maximum Bit Rate of the data flow.

Therefore, the method of control data stream according to embodiments of the present invention, the access network equipment is reported to the processing state of data flow to core net by access network equipment, and equipment of the core network determines that the reference Maximum Bit Rate of the data flow refers to for PCRF according to the processing state of the access network equipment, the PCRF is enabled to determine the qos policy of the data flow according to current network state, avoid because the PCRF is not it is determined that the QoS of data flow considers the processing state of access network and causes that Consumer's Experience declines or Internet resources are consumed excessively when tactful, especially access network be in congestion state when can effectively Slow solve access network congestion, improve the overall performance and Consumer's Experience of network.

In embodiments of the present invention, the access network equipment can be base station, or the miscellaneous equipment of access network, the embodiment of the present invention is not limited this.

In S110, the access network equipment can be when access network be in congestion state, or when access network has the trend of congestion, or when access network discovery some data flow occupancy resource is too many, the process state information is sent to the PCEF, it is expected that core net can be controlled to the QoS of the data flow, but not limited to this of the embodiment of the present invention.

The process state information can represent the processing state that the access network equipment is handled the data flow, in embodiments of the present invention, the packet that processing of the access network equipment to data flow can refer to the data flow of the access network equipment to receiving is transmitted, wherein, the processing state that the processing state can be handled the data flow for the access network equipment at current time, can also be disposition of the access network equipment to the data flow within a period of time, the statistical result handled including the packet to the data flow, but not limited to this of the embodiment of the present invention. In S120, the PCEF is according to the process state information of the access network equipment, determine the reference Maximum Bit Rate of the data flow, and send this to the PCRF in S130 and refer to Maximum Bit Rate, for the PCRF it is determined that the data flow mandate Maximum Bit Rate when refer to so that the PCRF determine the mandate Maximum Bit Rate be suitable for current access net state.

In embodiments of the present invention, the process state information can reflect the access network equipment to this

PCEF sends the processing state handled the data flow at the current time of the process state information, the statistical result for the disposition that the access network equipment is handled the data flow in preset time period can also be reflected, the embodiment of the present invention is not limited this.Alternatively, the process state information includes at least one in following message：Lost bag amounts information, bag treating capacity information and processing speed information.

The PCEF can know the packet sum for the data flow that access network equipment is transferred in a certain moment or preset time period, therefore, when process state information Bao Kuo Lost bag amount information, the PCEF can determine the information of the packet of the data flow of access network equipment processing according to the packet sum He Lost bag amount information, that is bag treating capacity information, specifically, the Lost bag amount message reflection access network equipments are to data flow Lost bag situations, the Lost bag numbers for the packet that can include for the access network equipment to the data flow, the packet Lost bag ratios that can also include for the access network equipment to the data flow, that is shared ratio in all packet numbers of the packet number in the data flow that the access network equipment is received in the data flow that Jie Ru nets She Bei Lost are abandoned；Alternatively, the Lost bags number or Lost bags ratio can be the numerical value at current time, or total Lost bags number or Lost bag ratios in preset time period, but not limited to this of the embodiment of the present invention.

The situation of the packet of the data flow of the bag treating capacity message reflection access network equipment processing, alternatively referred to as bag transmission quantity information, the situation of the packet for the data flow that the non-Lost of Qie that i.e. access network equipment is received are abandoned, the number of the packet for the data flow that can be handled for the access network equipment, the ratio of the packet for the data flow that can also be handled for the access network equipment, shared ratio in all packet numbers of the packet number in the data flow that the access network equipment is received in the data flow that i.e. the non-Lost of the access network equipment is abandoned, but not limited to this of the embodiment of the present invention.

The processing speed that the processing speed message reflection access network equipment is handled the data flow, for example, packet number of the data flow for access network equipment processing per second, etc..The processing speed can be the access network equipment in processing speed of the current time to the data flow, or average value of the access network equipment in preset time period to the processing speed of the data flow, not limited to this of the embodiment of the present invention.

In embodiments of the present invention, the PCEF can determine the reference of the data flow in several ways most Big bit rate, alternatively, as shown in Fig. 2 S120, according to the process state information, determines the reference Maximum Bit Rate of the data flow, including：

5121, determine flow information of the data flow in preset time period；

5122, according to the flow information of the data flow and the process state information, determine the reference Maximum Bit Rate of the data flow.

Wherein, the time span of the time span of preset time period preset time period corresponding with the process state information that above-mentioned access network equipment is sent can be with equal, but not limited to this of the embodiment of the present invention.

In S121, alternatively, the packet sum that the PCEF can count the data flow that the PCEF is flowed through in the preset time period is used as the flow of the data flow；The data flow can also be averaged to obtain mean bit rate in the initial bit rate of the initial time of the preset time period and the data flow in the termination bit rate of the end time of the preset time period first, then using the product of the mean bit rate and the time span of the preset time period as the data volume flow；When the time span of the preset time period is zero, the flow information of the data flow can also be for the data volume at a time（For example, current time）Instantaneous bit rate, but not limited to this of the embodiment of the present invention.

In S122, alternatively, the PCEF can obtain the access network equipment in the preset time period to data flow Lost bag numbers from the process state information first, then packet sum and the Lost bag numbers of the data flow to the data flow in the preset time period does difference and handles number to the bag of the data flow in the preset time period to obtain the access network equipment, finally, the PCEF handles above-mentioned bag the quotient of the time span of number divided by the preset time period as the reference Maximum Bit Rate of the data flow, but not limited to this of the embodiment of the present invention.

Alternatively, when the access network is currently at congestion state, the access network equipment can carry out differentiation processing according to the classification of packet to packet, wherein, the classification of the packet can be the priority-level of the packet, the access network equipment can be with the packet of priority treatment high priority, and Lost abandons the packet of low priority, but not limited to this of the embodiment of the present invention.Alternatively, the access network equipment can send the classification information of the data flow to the PCEF while process state information is sent to the PCEF, for example, sending the bag class indication of the data flow（Packet Classification Identifier, cylinder is referred to as " PCI "), correspondingly, when the PCEF receives the classification information of the data flow of access network equipment transmission, the descriptor of the data flow can be determined according to the classification information of the data flow, and the descriptor of the data flow is sent to the PCRF, for identifying the data flow, but not limited to this of the embodiment of the present invention.

Alternatively, the control data message also includes the descriptor of the data flow, and the descriptor of the data flow is used to identify the data flow； Correspondingly, before S130, this method 100 also includes：

S140, obtains the descriptor of the data flow.

Specifically, the PCEF can obtain the descriptor of the data flow by receiving the descriptor for the data flow that the access network equipment is sent, and the descriptor of the data flow, not limited to this of the embodiment of the present invention can also be obtained otherwise.Alternatively, when the data flow is business data flow, the descriptor of the data flow can be the five-tuple information of the data flow, and when the data flow is business data flow, the descriptor of the data flow can be the application identities of the corresponding application of the business data flow, but not limited to this of the embodiment of the present invention.

Alternatively, the access network equipment can also send the information on load of the access network equipment to the PCEF, with cause the PCEF by the information on load of the access network equipment send to the PCRF and the PCRF it is determined that the data flow qos policy when consider the load condition of the access network equipment, correspondingly, the control data message also includes the information on load of the access network equipment, in order to which the PCRF determines the qos policy of the data flow according to the reference Maximum Bit Rate of the data flow and the information on load of the access network equipment；

Correspondingly, before S130, this method 100 also includes：

S150, receives the information on load of the access network equipment of access network equipment transmission.

The information on load of the access network can be the current occupied load of the access network equipment, or the available load of the access network equipment；The information on load of the access network equipment can be load condition of the access network equipment at current time, can also be the statistical conditions of load condition of the access network equipment in preset time period, for example, peak load or average load, but not limited to this of the embodiment of the present invention.Alternatively, the information on load of the process state information and the access network equipment can be carried and sent in same user plane messages by the access network equipment, and the processing state and the information on load can also be sent respectively.It when PCEF receives the information on load of the access network equipment, can determine that this refers to Maximum Bit Rate according to the information on load, directly can also send the information on load to the PCRF, not limited to this of the embodiment of the present invention.

Alternatively, it is used as another embodiment, the PCEF can also obtain the termination bit rate of initial bit rate and the data flow in the end time of preset time period of initial time of the data flow in the preset time period, and send the initial bit rate to the PCRF and terminate bit rate, with enable the PCRF it is determined that the data flow QoS when the variation tendency of the bit rate of the data flow is taken into account, with determine more meet the data flow current state qos policy.

Correspondingly, the control data message also includes：The initial bit rate of the data flow and bit rate is terminated, the initial bit rate of the data flow is the data flow in the bit rate of the initial time of preset time period, the number It is bit rate of the data flow in the end time of the preset time period according to the bit rate that terminates of stream, in order to which the PCRF determines the qos policy of the data flow according to this with reference to the initial bit rate and termination bit rate of Maximum Bit Rate and the data flow.

Alternatively, the PCRF can determine the application detection control of the data flow（Application Detection Control, cylinder is referred to as " ADC ") rule, the ADC is regular to include the qos policy, and ADC rules can be notified flow detecting function entity by the PCRF（Traffic Detection Funtion, cylinder is referred to as " TDF "), to indicate that the TDF performs ADC rules；Alternatively, when there is currently a TDC rule in the network, the PCRF can initiate to change the flow of ADC rules, to update the rules of the ADC in network, but not limited to this of the embodiment of the present invention.

Alternatively, as another embodiment, the PCRF can also determine the strategy and charging control of the data flow（Policy and Charging Control, cylinder is referred to as " PCC ") rule, PCC rules include the qos policy, and the PCC rules are notified the PCEF by the PCRF, to indicate that the PCEF performs PCC rules；Alternatively, when there is currently a PCC rule in network, the PCRF can also send the flow of modification PCC rules, to update the rules of the PCC in network, but not limited to this of the embodiment of the present invention.Correspondingly, this method 100 also includes：

S160, receives the strategy execution configured information of PCRF transmissions, and the strategy execution configured information is used to indicate the qos policy that the PCRF is determined according to the control data message；

S170, according to the strategy execution configured information, performs the qos policy.

Fig. 3 shows the indicative flowchart of the method 200 of control data stream according to another embodiment of the present invention, and this method can be performed by any suitable equipment of the core network, for example, PCRF, but not limited to this of the embodiment of the present invention.For the ease of description, below by this method 200 by PCRF perform exemplified by illustrate, but not limited to this of the embodiment of the present invention.As shown in figure 3, this method 200 includes：

S210, receives the control data message that policy control perform function entity PCEF is sent, and the control data message includes the reference Maximum Bit Rate of data flow； 5220, according to the control data message, the service quality QoS strategy of the data flow is determined, the qos policy includes the mandate Maximum Bit Rate of the data flow.

In S220, this can be defined as authorizing Maximum Bit Rate by the PCRF with reference to Maximum Bit Rate, the mandate Maximum Bit Rate can also be determined with reference to other factors, the embodiment of the present invention is not construed as limiting to this.

Alternatively, S220, according to the control data message, determines the QoS strategies of the data flow, including：

S220a, according to the control data message, determines the strategy and charging control PCC rule of the data flow, PCC rules include the qos policy；Or

S220b, according to the control data message, determines the application detection control ADC rules of the data flow, ADC rules include the qos policy.

The PCRF can determine the data flow according to various ways, alternatively, the control data message can also include the identifier of the data flow, correspondingly, the PCRF can determine the data flow according to the identifier of the data flow, and the mandate Maximum Bit Rate of the data flow, but not limited to this of the embodiment of the present invention are determined with reference to Maximum Bit Rate according to this.

Alternatively, as another embodiment, the control data message also includes the information on load of access network equipment；

Correspondingly, S220, according to the control data message, determines the QoS strategies of the data flow, including：

5221, this included according to the control data message determines the qos policy of the data flow with reference to Maximum Bit Rate and the information on load of the access network equipment.

Specifically, the information on load of the access network equipment can be the statistical conditions of load condition of the access device in preset time period, it can also be the load condition of the access network equipment at a time, for example, current time or the end time of preset time period, etc., the embodiment of the present invention is not limited this.

In S221, when the load of the access network equipment is heavier, the PCRF can set relative be somebody's turn to do With reference to the less mandate Maximum Bit Rate of Maximum Bit Rate, and when the load of the access network equipment is lighter, the PCRF can set relative this to refer to the larger mandate Maximum Bit Rate of Maximum Bit Rate.For example, it is assumed that this is 100kbps with reference to Maximum Bit Rate, if the current load condition of access network equipment is 90%, then the mandate Maximum Bit Rate that the PCRF is determined can be slightly smaller than this and refer to Maximum Bit Rate, for example, being 90kbps;And if the current load of access network is 40%, then the PCRF can using 100kbps as the data flow mandate Maximum Bit Rate.The PCRF can determine the qos policy according to the setting of operator, and how the embodiment of the present invention is specific to the PCRF determines to authorize Maximum Bit Rate not to be limited according to the information on load of the reference bits rate and the access network equipment.

Alternatively, as another embodiment, the change of the number for the packet that the PCRF can also include according to the data flow determines the qos policy of the data flow, to cause the qos policy more to meet the current state of the data flow, correspondingly, the control data message also includes：The initial bit rate and termination bit rate of the data flow, the initial bit rate of the data flow is bit rate of the data flow in the initial time of preset time period, and the bit rate that terminates of the data flow is bit rate of the data flow in the end time of the preset time period；

S222, according to this with reference to Maximum Bit Rate and the initial bit rate and termination bit rate of the data flow, determines the qos policy of the data flow.

In S222, the PCRF can be so that ^ is according to the initial bit rate of data flow and terminates the variation tendency that bit rate determines the data volume of the data flow, and the mandate Maximum Bit Rate that the qos policy includes is determined with reference to Maximum Bit Rate with reference to this, the embodiment of the present invention determines that the mode of the qos policy is not limited to the PCRF.

Above in conjunction with Fig. 1 to Fig. 3, the method that control data stream according to embodiments of the present invention is described in detail from the angle of core net, below in conjunction with Fig. 4, is described in detail according to this hair from the angle of access network The method of the control data stream of bright embodiment.

Fig. 4 shows the indicative flowchart of the method 300 of control data stream according to yet another embodiment of the invention, and this method can be performed by any suitable access network equipment, for example, performed by base station, but not limited to this of the embodiment of the present invention.As shown in figure 4, this method 300 includes：

S310, determines the process state information of access network equipment, and the process state information represents the processing state of the access network equipment processing data stream；

S320, the process state information is sent to policy control perform function entity PCEF, in order to which the PCEF determines the reference Maximum Bit Rate and the QoS policy for being used to determine the data flow by policy control and charging regulation function entity PCRF with reference to Maximum Bit Rate of the data flow according to the process state information.

In S310, the access network equipment directly can send the process state information to the PCEF, can also be by gateway device (for example, gateway（Serving Gateway, cylinder is referred to as " S-GW ") or P-GW) process state information is forwarded to the PCEF, not limited to this of the embodiment of the present invention.

Alternatively, the process state information includes at least one in following message：Lost bag amounts information, bag treating capacity information and processing speed information.

Alternatively, as another embodiment, this method 300 also includes：

S330, the information on load of the access network equipment is sent to the PCEF, in order to which the PCEF sends the information on load of the access network equipment and the qos policy of the information on load of the access network equipment by the PCRF for determining the data flow to the PCRF.

The information on load of the access network can be the current occupied load of the access network equipment, it can also be the available load of the access network equipment, can be load condition of the access network equipment at current time, can also be the statistical conditions of load condition of the access network equipment in preset time period, for example, peak load or average load, but not limited to this of the embodiment of the present invention.Alternatively, the information on load of the process state information and the access network equipment can be carried and sent out in GTP-U packets by the access network equipment Send, the processing state and the information on load can also be sent respectively.Alternatively, when access network is currently at congestion state, the access network equipment can also send the congestion state and/or congestion level of the access network, not limited to this of the embodiment of the present invention to the PCEF.

More detailed description is done to the method for control data stream provided in an embodiment of the present invention below in conjunction with specific example.Fig. 5 shows the indicative flowchart of the method 400 of control data stream according to yet another embodiment of the invention.For the ease of description, the access network equipment is assumed below for base station（), but not limited to this of the embodiment of the present invention eNB.As shown in figure 5, this method 400 includes：

S410, eNB send the process state information of data flow to PCEF.

The process state information can include the eNB at least one of Lost bag amounts information, bag treating capacity information and PDR of reason at the data flow carry out, alternatively, the eNB can also send the classification information of the data flow and/or the information on load of the eNB, not limited to this of the embodiment of the present invention to the PCEF.

S420, the PCEF determine the reference Maximum Bit Rate of the data flow according to the process state information.When the PCEF receives the information on load of eNB transmissions, the PCEF can determine that this refers to Maximum Bit Rate according to the process state information and the information on load of the eNB；Alternatively, when the PCEF receives the classification information of the data flow of eNB transmissions, the PCEF can send the classification information of the data flow to PCRF, the descriptor of the data flow can also be determined according to category information, and send the descriptor to the PCRF, but not limited to this of the embodiment of the present invention.

S430, the PCEF send the reference Maximum Bit Rate of the data flow to PCRF.

Alternatively, the PCEF can also send the termination bit rate of initial bit rate and the data flow that the data flow carves at the beginning of preset time period in the finish time of the preset time period to the PCRF, and/or the information on load of the eNB, but not limited to this of the embodiment of the present invention are sent to the PCRF.

S440, the PCRF refers to Maximum Bit Rate according to this, determines the qos policy of the data flow, should

Qos policy includes the mandate Maximum Bit Rate of the data flow. The mandate Maximum Bit Rate can refer to Maximum Bit Rate equal to this, and the mandate Maximum Bit Rate might be less that this refers to Maximum Bit Rate, not limited to this of the embodiment of the present invention.

S450, the PCRF are initiated to install qos policy flow or are initiated modification qos policy flow.When the data flow is business data flow, the PCRF can determine the ADC rules of the data flow, and installed to TDF or update ADC rules；Alternatively, when the data flow is business data flow, the PCRF can determine the PCC rules of the data flow, and installed to the PCEF or update PCC rules, but not limited to this of the embodiment of the present invention.

It should be noted that Fig. 5 this example, which is to aid in those skilled in the art, more fully understands the embodiment of the present invention, and the scope of the embodiment of the present invention have to be limited.Those skilled in the art are according to given Fig. 5 example, it is clear that can carry out various modifications or change of equal value, and such modification or change are also fallen into the range of the embodiment of the present invention.

It should be understood that the size of the sequence number of above-mentioned each process is not meant to the priority of execution sequence, the execution sequence of each process should be determined with its function and internal logic, and any limit is constituted without tackling the implementation process of the embodiment of the present invention.

Above in conjunction with Fig. 1 to Fig. 5, the method that control data stream according to embodiments of the present invention is described in detail, below in conjunction with Fig. 6 to Figure 11, describes the device of control data stream according to embodiments of the present invention.

Fig. 6 shows the schematic block diagram of the device 500 of control data stream according to embodiments of the present invention.As shown in fig. 6, the device 500 includes：

Receiving module 510, the process state information for receiving access network equipment transmission, process state information represents the processing state of the access network equipment processing data stream；

Determining module 520, for the process state information received according to the receiving module 510, determines the reference Maximum Bit Rate of the data flow；

Sending module 530, for sending control data message to policy control and charging regulation function entity PCRF, the control data message includes the reference high specific for the data flow that the determining module 520 is determined Special rate, in order to which the PCRF determines the QoS policy of the data flow according to the reference Maximum Bit Rate of the data flow.

Therefore, the device of control data stream according to embodiments of the present invention, the access network equipment is reported to the processing state of data flow to core net by access network equipment, and equipment of the core network determines that the reference Maximum Bit Rate of the data flow refers to for PCRF according to the processing state of the access network equipment, the PCRF is enabled to determine the qos policy of the data flow according to current network state, avoid because the PCRF is not it is determined that the QoS of data flow considers the processing state of access network and causes that Consumer's Experience declines or Internet resources are consumed excessively when tactful, especially access network be in congestion state when can effectively Slow solve access network congestion, improve the overall performance and Consumer's Experience of network.

Alternatively, the determining module 520 is specifically for determining flow information of the data flow in preset time period；And the flow information according to the data flow and the process state information, determine the reference Maximum Bit Rate of the data flow.

Alternatively, as another embodiment, the control data message also includes：The initial bit rate and termination bit rate of the data flow, the initial bit rate of the data flow is bit rate of the data flow in the initial time of preset time period, the bit rate that terminates of the data flow is bit rate of the data flow in the end time of the preset time period, in order to which the PCRF determines the qos policy of the data flow according to this with reference to the initial bit rate and termination bit rate of Maximum Bit Rate and the data flow.

Alternatively, as another embodiment, the control data message also includes the descriptor of the data flow, and the descriptor of the data flow is used to identify the data flow；

Correspondingly, the device 500 also includes：

Acquisition module 540, for before the sending module 530 sends control data message to PCRF, obtaining the descriptor of the data flow.

Alternatively, as another embodiment, the control data message also includes the information on load of the access network equipment, in order to which the PCRF determines the qos policy of the data flow according to the reference Maximum Bit Rate of the data flow and the information on load of the access network equipment；

Correspondingly, the receiving module 510 is additionally operable to before the sending module 530 sends control data message to PCRF, receives the information on load of the access network equipment of access network equipment transmission.

Alternatively, as another embodiment, the process state information includes at least one in following message：Lost bag amounts information, bag treating capacity information and processing speed information.

Alternatively, as another embodiment, the receiving module 510 is additionally operable to receive the strategy execution configured information that the PCRF is sent, and the strategy execution configured information is used to indicate the PCRF according to the sending module The qos policy that 530 control data message sent are determined；

Correspondingly, the device 500 also includes：

Performing module 550, for the strategy execution configured information received according to the receiving module 510, performs the qos policy.

The PCEF that the device 500 of control data stream according to embodiments of the present invention may correspond in the method for control data stream according to embodiments of the present invention, and above and other operation and/or function of the modules in the device 500 of control data stream is respectively in order to realize the corresponding flow of each methods of the Fig. 1 into Fig. 5, in order to which cylinder is clean, it will not be repeated here.

Fig. 7 shows the schematic block diagram of the device 600 of control data stream according to another embodiment of the present invention, as shown in fig. 7, the device 600 includes：

Receiving module 610, the control data message for receiving policy control perform function entity PCEF transmissions, control data message includes the reference Maximum Bit Rate of data flow；

Determining module 620, for the control data message received according to the receiving module 610, determines the QoS policy of the data flow, the qos policy includes the mandate Maximum Bit Rate of the data flow.

Alternatively, the determining module 620 specifically for：

The control data message received according to the receiving module 610, determines the strategy and meter of the data flow Take control PCC rules, PCC rules include the qos policy；Or

The control data message received according to the receiving module 610, determines the application detection control ADC rules of the data flow, and ADC rules include the qos policy.

Alternatively, as another embodiment, the control data message also includes：The initial bit rate and termination bit rate of the data flow, the initial bit rate of the data flow is bit rate of the data flow in the initial time of preset time period, and the bit rate that terminates of the data flow is bit rate of the data flow in the end time of the preset time period；

Correspondingly, the determining module 620 specifically for received according to the receiving module 610 this with reference to Maximum Bit Rate and the data flow initial bit rate and terminate bit rate, determine the QoS strategies of the data flow.

Correspondingly, the determining module 620 include specifically for the control data message that is received according to the receiving module 610 this with reference to Maximum Bit Rate and the information on load of the access network equipment, determine the qos policy of the data flow.

The PCRF that the device 600 of control data stream according to embodiments of the present invention may correspond in the method for control data stream according to embodiments of the present invention, and above and other operation and/or function of the modules in the device 600 of control data stream is respectively in order to realize the corresponding flow of each methods of the Fig. 1 into Fig. 5, in order to which cylinder is clean, it will not be repeated here.

Fig. 8 shows the schematic block diagram of the device 700 of control data stream according to yet another embodiment of the invention, as shown in figure 8, the device 700 of the control data stream includes：

Determining module 710, the process state information for determining access network equipment, process state information represents the processing state of the access network equipment processing data stream；

Sending module 720, for sending the determining module 710 to policy control perform function entity PCEF Process state information determined, in order to which the PCEF determines the reference Maximum Bit Rate and the QoS policy for being used to determine the data flow by policy control and charging regulation function entity PCRF with reference to Maximum Bit Rate of the data flow according to the process state information.

Alternatively, the sending module 720 is additionally operable to send the information on load of the access network equipment to the PCEF, in order to which the PCEF sends the information on load of the access network equipment and the qos policy of the information on load of the access network equipment by the PCRF for determining the data flow to the PCRF.

The access network equipment that the device 700 of control data stream according to embodiments of the present invention may correspond in the method for control data stream according to embodiments of the present invention, and above and other operation and/or function of the modules in the device 700 of control data stream is respectively in order to realize the corresponding flow of each methods of the Fig. 1 into Fig. 5, in order to which cylinder is clean, it will not be repeated here.

Fig. 9 shows the schematic block diagram of the device 800 of control data stream according to embodiments of the present invention.As shown in figure 9, the device 800 includes：

Receiver 810, the process state information for receiving access network equipment transmission, process state information represents the processing state of the access network equipment processing data stream；

Processor 820, for the process state information received according to the receiver 810, determines the reference Maximum Bit Rate of the data flow；

Transmitter 830, for sending control data message to policy control and charging regulation function entity PCRF, the control data message includes the reference Maximum Bit Rate for the data flow that the processor 820 is determined, in order to which the PCRF determines the QoS policy of the data flow according to the reference Maximum Bit Rate of the data flow.

Therefore, the device of control data stream according to embodiments of the present invention, the access network equipment is reported to the processing state of data flow by access network equipment to core net, and equipment of the core network is according to the access network equipment Processing state determine the reference Maximum Bit Rate of the data flow for PCRF refer to, the PCRF is enabled to determine the qos policy of the data flow according to current network state, avoid because the PCRF is not it is determined that the QoS of data flow considers the processing state of access network and causes that Consumer's Experience declines or Internet resources are consumed excessively when tactful, especially access network be in congestion state when can effectively Slow solve access network congestion, improve the overall performance and Consumer's Experience of network.

It should be understood that in embodiments of the present invention, the processor 820 can be CPU（Central Processing Unit, cylinder is referred to as " CPU "), the processor 820 can also be other general processors, digital signal processor（DSP), application specific integrated circuit（ASIC), ready-made programmable gate array（) or other PLDs, discrete gate or transistor logic, discrete hardware components etc. FPGA.General processor can be microprocessor or the processor can also be any conventional processor etc..

In implementation process, each step of the above method can be completed by the integrated logic circuit of the hardware in processor 820 or the instruction of software form.The step of method with reference to disclosed in the embodiment of the present invention, can be embodied directly in hardware processor and perform completion, or perform completion with the hardware in processor and software module combination.Software module can be located in random access memory, flash memory, read-only storage, the ripe storage medium in this area such as programmable read only memory or electrically erasable programmable memory, register.The storage medium is located at memory, and processor 820 reads the information in memory, the step of completing the above method with reference to its hardware.To avoid repeating, it is not detailed herein.

Alternatively, the processor 820 is specifically for determining flow information of the data flow in preset time period；And the flow information according to the data flow and the process state information, determine the reference Maximum Bit Rate of the data flow.

Correspondingly, the processor 820 is additionally operable to before the transmitter 830 sends control data message to PCRF, obtains the descriptor of the data flow.

Alternatively, as another embodiment, the control data message also includes the information on load of the access network equipment, in order to which the PCRF is according to the reference Maximum Bit Rate of the data flow and bearing for the access network equipment Lotus information determines the qos policy of the data flow；

Correspondingly, the receiver 810 is additionally operable to before the transmitter 830 sends control data message to PCRF, receives the information on load of the access network equipment of access network equipment transmission.

Alternatively, it is used as another embodiment, the receiver 810 is additionally operable to receive the strategy execution configured information that the PCRF is sent, and the strategy execution configured information is used for the qos policy for indicating that the control data message that the PCRF is sent according to the sending module 530 is determined；

Correspondingly, the processor 820 is additionally operable to the strategy execution configured information received according to the receiver 810, performs the qos policy.

The PCEF that the device 800 of control data stream according to embodiments of the present invention may correspond in the method for control data stream according to embodiments of the present invention, and above and other operation and/or function of the modules in the device 800 of control data stream is respectively in order to realize the corresponding flow of each methods of the Fig. 1 into Fig. 5, in order to which cylinder is clean, it will not be repeated here.

Figure 10 shows the schematic block diagram of the device 900 of control data stream according to another embodiment of the present invention, as shown in Figure 10, and the device 900 includes：

Receiver 910, the control data message for receiving policy control perform function entity PCEF transmissions, control data message includes the reference Maximum Bit Rate of data flow；

Processor 920, for the control data message received according to the receiver 910, determines the QoS policy of the data flow, the qos policy includes the mandate Maximum Bit Rate of the data flow.

Therefore, the device of control data stream according to embodiments of the present invention, the access network equipment is reported to the processing state of data flow to core net by access network equipment, and equipment of the core network determines that the reference Maximum Bit Rate of the data flow refers to for PCRF according to the processing state of the access network equipment, the PCRF is enabled to determine the qos policy of the data flow according to current network state, it is to avoid because the PCRF is true Determine data flow QoS it is tactful when do not consider the processing state of access network and cause that Consumer's Experience declines or Internet resources are consumed excessively, especially access network be in congestion state when can effectively Slow solve access network congestion, improve the overall performance and Consumer's Experience of network.

It should be understood that in embodiments of the present invention, the processor 920 can be CPU（Central Processing Unit, cylinder is referred to as " CPU "), the processor 920 can also be other general processors, digital signal processor（DSP), application specific integrated circuit（ASIC), ready-made programmable gate array（) or other PLDs, discrete gate or transistor logic, discrete hardware components etc. FPGA.General processor can be microprocessor or the processor can also be any conventional processor etc..

In implementation process, each step of the above method can be completed by the integrated logic circuit of the hardware in processor 920 or the instruction of software form.The step of method with reference to disclosed in the embodiment of the present invention, can be embodied directly in hardware processor and perform completion, or perform completion with the hardware in processor and software module combination.Software module can be located in random access memory, flash memory, read-only storage, the ripe storage medium in this area such as programmable read only memory or electrically erasable programmable memory, register.The storage medium is located at memory, and processor 920 reads the information in memory, the step of completing the above method with reference to its hardware.To avoid repeating, it is not detailed herein.

Alternatively, the processor 920 specifically for：

The control data message received according to the receiver 910, determines the strategy and charging control PCC rule of the data flow, and PCC rules include the qos policy；Or

The control data message received according to the receiver 910, determines the application detection control ADC rules of the data flow, and ADC rules include the qos policy.

Correspondingly, the processor 920 specifically for received according to the receiver 910 this with reference to Maximum Bit Rate and the data flow initial bit rate and terminate bit rate, determine the qos policy of the data flow.

Correspondingly, the processor 920 include specifically for the control data message that is received according to the receiver 910 this with reference to Maximum Bit Rate and the information on load of the access network equipment, determine the qos policy of the data flow. The PCRF that the device 900 of control data stream according to embodiments of the present invention may correspond in the method for control data stream according to embodiments of the present invention, and above and other operation and/or function of the modules in the device 900 of control data stream is respectively in order to realize the corresponding flow of each methods of the Fig. 1 into Fig. 5, in order to which cylinder is clean, it will not be repeated here.

Figure 11 shows the schematic block diagram of the device 1000 of control data stream according to yet another embodiment of the invention, as shown in figure 11, and the device 1000 of the control data stream includes：

Processor 1010, the process state information for determining access network equipment, process state information represents the processing state of the access network equipment processing data stream；

Transmitter 1020, process state information for sending from the processor 1010 determination to policy control perform function entity PCEF, in order to which the PCEF determines the reference Maximum Bit Rate and the QoS policy for being used to determine the data flow by policy control and charging regulation function entity PCRF with reference to Maximum Bit Rate of the data flow according to the process state information.

Alternatively, the transmitter 1020 is additionally operable to send the information on load of the access network equipment to the PCEF, in order to which the PCEF sends the information on load of the access network equipment and the qos policy of the information on load of the access network equipment by the PCRF for determining the data flow to the PCRF.

The access network equipment that the device 1000 of control data stream according to embodiments of the present invention may correspond in the method for control data stream according to embodiments of the present invention, and above and other operation and/or function of the modules in the device 1000 of control data stream is respectively in order to realize the corresponding flow of each methods of the Fig. 1 into Fig. 5, in order to which cylinder is clean, it will not be repeated here.

Therefore, the device of control data stream according to embodiments of the present invention, the access network equipment is reported to the processing state of data flow to core net by access network equipment, and equipment of the core network determines that the reference Maximum Bit Rate of the data flow refers to for PCRF according to the processing state of the access network equipment so that the PCRF The qos policy of the data flow can be determined according to current network state, avoid because the PCRF is not it is determined that the QoS of data flow considers the processing state of access network and causes that Consumer's Experience declines or Internet resources are consumed excessively when tactful, especially access network be in congestion state when can effectively Slow solve access network congestion, improve the overall performance and Consumer's Experience of network.

It should be understood that in embodiments of the present invention, term " and/or " it is only a kind of incidence relation for describing affiliated partner, expression may have three kinds of relations.For example, A and/or B, can be represented：Individualism A, while there is A and B, these three situations of individualism B.In addition, character "/" herein, typically represent forward-backward correlation object be it is a kind of " or " relation.

Those of ordinary skill in the art can be appreciated that, various method steps and unit with reference to described in the embodiments described herein, it can be realized with electronic hardware, computer software or the combination of the two, in order to clearly demonstrate the interchangeability of hardware and software, the step of generally describing each embodiment according to function in the above description and composition.These functions are performed with hardware or software mode actually, depending on the application-specific and design constraint of technical scheme.Those of ordinary skill in the art can realize described function to each specific application using distinct methods, but this realization is it is not considered that beyond the scope of this invention.

It is apparent to those skilled in the art that, clean with cylinder for convenience of description, the specific work process of the system of foregoing description, device and unit may be referred to the corresponding process in preceding method embodiment, will not be repeated here.

In several embodiments provided herein, it should be understood that disclosed systems, devices and methods, it can realize by another way.For example, device embodiment described above is only schematical, for example, the division of the unit, it is only a kind of division of logic function, there can be other dividing mode when actually realizing, such as multiple units or component can combine or be desirably integrated into another system, or some features can be ignored, or do not perform.In addition, shown or discussed coupling or direct-coupling or communication connection each other can be by the INDIRECT COUPLING of some interfaces, device or unit or communication connection or electricity, mechanical or other forms are connected.

The unit illustrated as separating component can be or may not be physically separate, and the part shown as unit can be or may not be physical location, you can with positioned at a place, or can also be distributed on multiple NEs.Some or all of unit therein can be selected to realize the purpose of scheme of the embodiment of the present invention according to the actual needs.

In addition, each functional unit in each embodiment of the invention can be integrated in a processing unit or unit is individually physically present or two or more units are integrated in In one unit.Above-mentioned integrated unit can both be realized in the form of hardware, it would however also be possible to employ the form of SFU software functional unit is realized.

If the integrated unit is realized using in the form of SFU software functional unit and as independent production marketing or in use, can be stored in a computer read/write memory medium.Understood based on such, the part that technical scheme substantially contributes to prior art in other words, or all or part of the technical scheme can be embodied in the form of software product, the computer software product is stored in a storage medium, including some instructions are to cause a computer equipment（Can be personal computer, server, or network equipment etc.）Perform all or part of step of each embodiment methods described of the invention.And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage（Read-Only Memory, cylinder is referred to as " ROM "), random access memory（Random Access Memory, cylinder is referred to as " RAM "), magnetic disc or CD etc. are various can be with the medium of store program codes.

It is described above; only embodiment of the invention; but protection scope of the present invention is not limited thereto; any one skilled in the art the invention discloses technical scope in; various equivalent modifications or substitutions can be readily occurred in, these modifications or substitutions should be all included within the scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.

Claims

Claim

1. a kind of method of control data stream, it is characterised in that including：

The process state information that access network equipment is sent is received, the process state information represents the processing state of the access network equipment processing data stream；

According to the process state information, the reference Maximum Bit Rate of the data flow is determined；Control data message is sent to policy control and charging regulation function entity PCRF, the control data message includes the reference Maximum Bit Rate of the data flow, in order to which the PCRF determines the QoS policy of the data flow according to the reference Maximum Bit Rate of the data flow.

2. the reference Maximum Bit Rate of the data flow according to the method described in claim 1, it is characterised in that described according to the process state information, is determined, including：

Determine flow information of the data flow in preset time period；

According to the flow information of the data flow and the process state information, the reference Maximum Bit Rate of the data flow is determined.

3. method according to claim 1 or 2, it is characterised in that the control data message also includes：The initial bit rate and termination bit rate of the data flow, the initial bit rate of the data flow is bit rate of the data flow in the initial time of preset time period, the bit rate that terminates of the data flow is bit rate of the data flow in the end time of the preset time period, in order to which the PCRF is according to the initial bit rate of the reference Maximum Bit Rate and the data flow and terminates the qos policy that bit rate determines the data flow.

4. according to the method in any one of claims 1 to 3, it is characterised in that the control data message also includes the descriptor of the data flow, the descriptor of the data flow is used to identify the data flow；

Before the transmission control data message to PCRF, methods described also includes：

Obtain the descriptor of the data flow.

5. method according to any one of claim 1 to 4, it is characterized in that, the control data message also includes the information on load of the access network equipment, in order to which the PCRF determines the qos policy of the data flow according to the reference Maximum Bit Rate of the data flow and the information on load of the access network equipment；

Before the transmission control data message to PCRF, methods described also includes：

Receive the information on load for the access network equipment that the access network equipment is sent.

6. method according to any one of claim 1 to 5, it is characterised in that the processing Status information includes at least one in following message：Lost bag amounts information, bag treating capacity information and processing speed information.

7. method according to any one of claim 1 to 6, it is characterised in that methods described also includes：

The strategy execution configured information that the PCRF is sent is received, the strategy execution configured information is used to indicate the qos policy that the PCRF is determined according to the control data message；

According to the strategy execution configured information, the qos policy is performed.

8. a kind of method of control data stream, it is characterised in that including：

The control data message that policy control perform function entity PCEF is sent is received, the control data message includes the reference Maximum Bit Rate of data flow；

According to the control data message, the service quality QoS strategy of the data flow is determined, the qos policy includes the mandate Maximum Bit Rate of the data flow.

9. method according to claim 8, it is characterised in that described according to the control data message, determines the qos policy of the data flow, including：

According to the control data message, the strategy and charging control PCC rule of the data flow are determined, the PCC rules include the qos policy；Or

According to the control data message, the application detection control ADC rules of the data flow are determined, the ADC rules include the qos policy.

10. method according to claim 8 or claim 9, it is characterised in that the control data message also includes：The initial bit rate and termination bit rate of the data flow, the initial bit rate of the data flow is bit rate of the data flow in the initial time of preset time period, and the bit rate that terminates of the data flow is bit rate of the data flow in the end time of the preset time period；

It is described that the qos policy of the data flow is determined according to the control data message, including：According to the initial bit rate of the reference Maximum Bit Rate and the data flow and termination bit rate, the qos policy of the data flow is determined.

11. the method according to any one of claim 8 to 10, it is characterised in that the control data message also includes the information on load of access network equipment；

It is described that the qos policy of the data flow is determined according to the control data message, including：The reference Maximum Bit Rate and the information on load of the access network equipment included according to the control data message, determines the qos policy of the data flow.

12. a kind of method of control data stream, it is characterised in that including： The process state information of access network equipment is determined, the process state information represents the processing state of the access network equipment processing data stream；

The process state information is sent to policy control perform function entity PCEF, in order to which the PCEF determines the QoS policy that the reference Maximum Bit Rate and the reference Maximum Bit Rate of the data flow are used to determine the data flow by policy control and charging regulation function entity PCRF according to the process state information.

13. method according to claim 12, it is characterised in that methods described also includes：The information on load of the access network equipment is sent to the PCEF, in order to which the PCEF sends the information on load of the access network equipment and the qos policy of the information on load of the access network equipment by the PCRF for determining the data flow to the PCRF.

14. the method according to claim 12 or 13, it is characterised in that the process state information includes at least one in following message：Lost bag amounts information, bag treating capacity information and processing speed information.

15. a kind of device of control data stream, it is characterised in that including：

Receiving module, the process state information for receiving access network equipment transmission, the process state information represents the processing state of the access network equipment processing data stream；

Determining module, for the process state information received according to the receiving module, determines the reference Maximum Bit Rate of the data flow；

Sending module, for sending control data message to policy control and charging regulation function entity PCRF, the control data message includes the reference Maximum Bit Rate for the data flow that the determining module is determined, in order to which the PCRF determines the QoS policy of the data flow according to the reference Maximum Bit Rate of the data flow.

16. device according to claim 15, it is characterised in that the determining module is specifically for determining flow information of the data flow in preset time period；And flow information and the process state information according to the data flow, determine the reference Maximum Bit Rate of the data flow.

17. the device according to claim 15 or 16, it is characterised in that the control data message also includes：The initial bit rate and termination bit rate of the data flow, the initial bit rate of the data flow is bit rate of the data flow in the initial time of preset time period, the bit rate that terminates of the data flow is bit rate of the data flow in the end time of the preset time period, in order to which the PCRF is according to the initial bit rate of the reference Maximum Bit Rate and the data flow and terminates the qos policy that bit rate determines the data flow.

18. the device according to any one of claim 15 to 17, it is characterised in that the control Request message processed also includes the descriptor of the data flow, and the descriptor of the data flow is used to identify the data flow；

Described device also includes：

Acquisition module, for before the sending module sends control data message to PCRF, obtaining the descriptor of the data flow.

19. the device according to any one of claim 15 to 18, it is characterized in that, the control data message also includes the information on load of the access network equipment, in order to which the PCRF determines the qos policy of the data flow according to the reference Maximum Bit Rate of the data flow and the information on load of the access network equipment；

The receiving module is additionally operable to before the sending module sends control data message to PCRF, receives the information on load for the access network equipment that the access network equipment is sent.

20. the device according to any one of claim 15 to 19, it is characterised in that the process state information includes at least one in following message：Lost bag amounts information, bag treating capacity information and processing speed information.

21. the device according to any one of claim 15 to 20, it is characterized in that, the receiving module is additionally operable to receive the strategy execution configured information that the PCRF is sent, and the strategy execution configured information is used for the qos policy for indicating that the control data message that the PCRF is sent according to the sending module is determined；

Described device also includes：

Performing module, for the strategy execution configured information received according to the receiving module, performs the qos policy.

22. a kind of device of control data stream, it is characterised in that including：

Receiving module, the control data message for receiving policy control perform function entity PCEF transmissions, the control data message includes the reference Maximum Bit Rate of data flow；

Determining module, for the control data message received according to the receiving module, determines the QoS policy of the data flow, the qos policy includes the mandate Maximum Bit Rate of the data flow.

23. device according to claim 22, it is characterised in that the determining module specifically for：

The control data message received according to the receiving module, determines the strategy and charging control PCC rule of the data flow, and the PCC rules include the qos policy；Or The control data message received according to the receiving module, determines the application detection control ADC rules of the data flow, and the ADC rules include the qos policy.

24. the device according to claim 22 or 23, it is characterised in that the control data message also includes：The initial bit rate and termination bit rate of the data flow, the initial bit rate of the data flow is bit rate of the data flow in the initial time of preset time period, and the bit rate that terminates of the data flow is bit rate of the data flow in the end time of the preset time period；

The determining module determines the qos policy of the data flow specifically for the reference Maximum Bit Rate and the initial bit rate of the data flow and termination bit rate that are received according to the receiving module.

25. the device according to any one of claim 22 to 24, it is characterised in that the control data message also includes the information on load of access network equipment；

The reference Maximum Bit Rate and the information on load of the access network equipment that the determining module includes specifically for the control data message that is received according to the receiving module, determine the qos policy of the data flow.

26. a kind of device of control data stream, it is characterised in that including：

Determining module, the process state information for determining access network equipment, the process state information represents the processing state of the access network equipment processing data stream；

Sending module, for sending the process state information that the determining module is determined to policy control perform function entity PCEF, in order to which the PCEF determines the QoS policy that the reference Maximum Bit Rate and the reference Maximum Bit Rate of the data flow are used to determine the data flow by policy control and charging regulation function entity PCRF according to the process state information.

27. device according to claim 26, it is characterized in that, the sending module is additionally operable to send the information on load of the access network equipment to the PCEF, in order to which the PCEF sends the information on load of the access network equipment and the qos policy of the information on load of the access network equipment by the PCRF for determining the data flow to the PCRF.

28. the device according to claim 26 or 27, it is characterised in that the process state information includes at least one in following message：Lost bag amounts information, bag treating capacity information and processing speed information.