CN104168601B - wireless network congestion control method and device - Google Patents
wireless network congestion control method and device Download PDFInfo
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- CN104168601B CN104168601B CN201410360896.4A CN201410360896A CN104168601B CN 104168601 B CN104168601 B CN 104168601B CN 201410360896 A CN201410360896 A CN 201410360896A CN 104168601 B CN104168601 B CN 104168601B
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Abstract
The invention discloses a kind of wireless network congestion control methods, include the following steps：Obtain the instruction that wireless network is in higher load condition；The load related information of wireless network is obtained according to instruction；The user of congestion control is needed according to the load related information of acquisition and the selection of preset congestion control threshold, forms congestion control user list；Congestion control is carried out according to user list.Invention additionally discloses a kind of Wireless network congestion control devices.By the above method, interlayer interaction can be reduced, the variation of real-time response wireless environment solves the congestion state of wireless network.
Description
Technical field
The present invention relates to mobile communication subscriber face data transmission field, more particularly to a kind of Wireless network congestion controlling party
Method and device.
Background technology
With the development of mobile communication, growing data service brings larger pressure, table to mobile communication system
It is now：With the increase of number of users, data throughout and signaling handling capacity, may in base station radio network side and core-network side
Congestion is caused, declines the whole throughput performance of mobile communication system, influences service quality and the experience of intra-cell users, such as：
The bad experience such as data throughput is slow, time delay is big and goes offline.
For base station radio network side, there are many factor for causing congestion, and with LTE, (Long Term Evolutio, are drilled for a long time
Into) for, such as：Excessive equipment is connect with same eNodeB, and equipment competition is caused to occupy limited money possessed by eNodeB
Source generates congestion；Wireless environment deteriorates, and channel quality declines, and wireless resource utility efficiency is caused to decline, and generates congestion.
Congestion management is carried out using many algorithms at present, such as：Access control, congestion control and ICIC (Inter-Cell
Interference Coordination, coordinating district interference) etc..Congestion control is generally by detection wireless network environment
Whether congestion, according to the service request of user and current service quality, certain customers are redirected or are forced to be switched to other
Cell to ensure the service quality of user and user experience, effectively alleviates the load pressure of cell.
But in current congestion control, there are following defects：With the measurement amount generally use frequency of the relevant parameter of congestion
The mode that numerous periodicity reports brings larger expense of handling up to eNodeB inside, influences its internal throughput performance；It chooses
User it is unreasonable, it is impossible to effectively solve congestion.
To ensure the service quality of accessed user and the service quality of follow-up accessing user, had in wireless network side
The wireless resource management of effect seems extremely important, such as：The congestion control of base station radio network side.
Invention content
The invention mainly solves the technical problem of providing a kind of wireless network congestion control method and device, so as to real-time
The variation of wireless environment is responded, solves the congestion state of wireless network.
In order to solve the above technical problems, a kind of wireless network congestion control method provided in an embodiment of the present invention, including with
Lower step：Obtain the instruction that wireless network is in higher load condition；The load related information of wireless network is obtained according to instruction；Root
The user of congestion control is needed according to the load related information of acquisition and the selection of preset congestion control threshold, forms congestion control user
List；Congestion control is carried out according to user list.
Wherein, wireless network is obtained to be in before the instruction of higher load condition, including：Count the load association of wireless network
Information；The load condition of wireless network is judged according to load related information and preset congestion control threshold；At wireless network
When higher load condition, high load capacity instruction is sent out.
Wherein, the user of congestion control is needed according to the load related information of acquisition and the selection of preset congestion control threshold,
Congestion control user list is formed, including：It estimates and need to subtract according to the load related information of acquisition and preset congestion control threshold
Few load；According to the user for needing reduced load selection that need to carry out congestion control, congestion control user list is formed.
Wherein, after carrying out congestion control according to user list, including：According to load related information and preset congestion control
Thresholding processed judges the load condition of wireless network, which is the information counted again；When wireless network is in height
During load condition, congestion control is carried out again；When wireless network is in normal duty state, normal duty instruction is sent out.
Wherein, the load related information of wireless network is periodic statistics.
Wherein, the load related information of wireless network include it is following any one or more：
Wireless resource utility efficiency, spectrum efficiency, data throughout, cpu load rate, number of users and carrying number.
Wherein, user list includes the corresponding control mode of each user, and control mode includes forcing switching, redirects or hold
The release of load.
In order to solve the above technical problems, another embodiment of the present invention provides a kind of Wireless network congestion control device,
Including：First acquisition module, for obtaining the instruction that wireless network is in higher load condition；Second acquisition module, for basis
Indicate the load related information of acquisition wireless network；Selecting module for the load related information according to acquisition and preset is gathered around
Plug control thresholding selection needs the user of congestion control, forms congestion control user list；Control module, for according to user list
Carry out congestion control.
Statistical module, for counting the load related information of wireless network；Judgment module, for according to load related information
The load condition of wireless network is judged with preset congestion control threshold；Module is sent out, high load capacity is in for working as wireless network
During state, send out high load capacity and indicate to the first acquisition module.
Wherein, selecting module is further used for：It is pre- according to the load related information of acquisition and preset congestion control threshold
Estimating needs reduced load；According to the user for needing reduced load selection that need to carry out congestion control, congestion control user is formed
List.
Wherein, module is sent out to be additionally operable to：When wireless network restores normal duty state, normal duty instruction is sent out.
Wherein, the load related information of wireless network is periodic statistics.
Wherein, the load related information of wireless network include it is following any one or more：
Wireless resource utility efficiency, spectrum efficiency, data throughout, cpu load rate, number of users and carrying number.
Wherein, the user list that selecting module is formed includes the corresponding control mode of each user, and control mode includes forcing
Switching, the release for redirecting or carrying.
The beneficial effects of the invention are as follows：The situation of the prior art is different from, wireless network congestion control method of the present invention
Advantage is as follows：
The load related information of periodic statistics wireless network judges wireless network according to preset congestion control threshold
Load condition when wireless network is in higher load condition, reports high load capacity to indicate, according to the load of instruction polling of radio network
Related information, and then carry out congestion control.The mode that this event mode is reported, inquired can reduce the frequent interaction of interlayer.
After the load related information for obtaining wireless network, being estimated according to load related information and congestion control threshold needs to reduce
Load, according to the user that reduced load is needed to select to need congestion control, congestion control user list is formed, according to user
List carries out the user of selection pressure switching, redirection or carrying release.This mode can effectively choose user, carry out congestion
Interface-free resources are saved in control.
The above method can real-time response wireless environment variation, solve the congestion state of wireless network.
Description of the drawings
Fig. 1 is the flow diagram of one embodiment of wireless network congestion control method of the present invention；
Fig. 2 is the flow diagram of another embodiment of wireless network congestion control method of the present invention；
Fig. 3 is the structure diagram of one embodiment of Wireless network congestion control device of the present invention.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawings and examples.
Referring to Fig. 1, Fig. 1 is the flow diagram of one embodiment of wireless network congestion control method of the present invention, such as Fig. 1 institutes
Show, include the following steps：
S11 obtains the instruction that wireless network is in higher load condition.
The present embodiment jamming control method is applied to base station radio network side, and bottom carries out wireless network load pass first
Join the statistics of information, then judge the load condition of wireless network, when wireless network is in higher load condition, report high load capacity
Instruction, upper strata obtain the instruction of this high load capacity.
S12 obtains the load related information of wireless network according to instruction.
After upper strata obtains high load capacity instruction, and then load related information is inquired, the method is reported, inquired for event mode, can
Reduce the frequent interaction of interlayer.
S13 needs the user of congestion control, shape according to the load related information of acquisition and the selection of preset congestion control threshold
Into congestion control user list.
S14 carries out congestion control according to user list.
Selected user is subjected to pressure switching, redirection or carrying release, to solve the congestion state of wireless network.
Referring to Fig. 2, Fig. 2 is the flow diagram of another embodiment of wireless network congestion control method of the present invention, such as Fig. 2
It is shown, include the following steps：
S21 counts the load related information of wireless network.
The present embodiment jamming control method for the base station radio network side for being applied to LTE system to illustrate, first,
Bottom module counts the load related information of associated loadings parameter, i.e., unites to the measurement amount of associated loadings parameter
Meter.
Wherein, load related information is periodic statistics, and the period of statistics can be appropriately extended as needed.
Wherein, load related information includes：Wireless resource utility efficiency, data throughout, cpu load rate, is used spectrum efficiency
One or more in amount and carrying number, load related information can also be other and the relevant information of load.
Above-mentioned load related information can be facility level, cell level, user class or carrying rank.
Wherein, the present embodiment jamming control method applies also for other communication standards.
S22 judges the load condition of wireless network according to load related information and preset congestion control threshold.
Congestion control threshold is pre-set thresholding, is the thresholding of load related information, thresholding when being divided into congestion and
Thresholding when load restoration is normal.
S23 when wireless network is in higher load condition, sends out high load capacity instruction.
When base station radio network side bottom module judges that wireless network is in higher load condition, sent out to upper layer module
High load capacity indicates.
When base station radio network side bottom module judges that the load condition of wireless network is normal, any finger is not sent out
Show, congestion control terminates.
S24 obtains the instruction that wireless network is in higher load condition.
Base station radio network side upper layer module obtains high load capacity instruction.
S25 obtains the load related information of wireless network according to instruction.
This acquisition modes is inquiry, and the inquiry after being reported for event mode can reduce the frequent interaction of interlayer, reduces interlayer and bears
Lotus carries out congestion control in real time.
S26 needs the user of congestion control, shape according to the load related information of acquisition and the selection of preset congestion control threshold
Into congestion control user list.
This step includes following operation：
A. being estimated according to the load related information of acquisition and preset congestion control threshold needs reduced load.
B. according to the user for needing reduced load selection that need to carry out congestion control, congestion control user list is formed.
The load of reduction as needed and load related information, effectively selection need the user of congestion control, form user
List, i.e. UE (User Equipment) list.Wherein, user list includes the corresponding control mode of each user, such as：Pressure is cut
The release changed, redirect or carried.
S27 carries out congestion control according to user list.
According to UE lists, corresponding pressure switching, redirection or carrying release are carried out.
S28 judges the load of wireless network according to the load related information and preset congestion control threshold that count again
State when wireless network is in higher load condition, is transferred to step S23, carries out the congestion control of a new round.
S29 when wireless network is in normal duty state, sends out normal duty instruction, and congestion control terminates.
After bottom module reports normal duty to indicate, congestion control flow terminates.
The method of the present embodiment can reduce the frequent interaction of interlayer, reduce interlayer load, and can real-time response wireless environment
Variation accurately chooses suitable user and carries out congestion control, simple and practicable, can improve the performance of wireless network, it is ensured that user's
The entirety of service quality and cell is handled up.
The present embodiment method can solve congestion state of eating dishes without rice or wine, and save interface-free resources, make congestion control procedure is more perfect to close
Reason, provides user experience.
The process of congestion control is introduced below by a specific embodiment.
RRC (Radio Resource Control, wireless heterogeneous networks) detection PRB (physical resource
Block, Physical Resource Block) factors such as occupancy, system loading, whether judgement cell be in congestion state；Pass through PDCP
Each UE respectively carries number in (Packet Data Convergence Protocol, Paket Data Convergence Protocol) inquiry cell
It handles up situation according to amount；MAC (Media Access Control, media access control) counts PRB utilization rates, and according to preset
PRB utilization rate thresholdings judge whether current area is more than thresholding；Whether side is according to handling capacity and PRB utilization rates judgement UE
The UE that need to be controlled is chosen on edge, forms UE lists；Congestion solution is carried out according to UE lists.Wherein, MAC also carries out event mode and reports
Operation.
The above process can reduce interlayer interaction, avoid pressure of handling up, handling capacity situation energy is respectively carried by counting each UE
Congestion Control Solution is more precisely estimated, efficiently realizes congestion control.
Referring to Fig. 3, Fig. 3 is the structure diagram of one embodiment of Wireless network congestion control device of the present invention, such as Fig. 3 institutes
Show, including：Statistical module 31, judgment module 32 send out module 33, the first acquisition module 34, the second acquisition module 35, selection mould
Block 36 and control module 37.
Wherein, the effect of each module is as follows：
Statistical module 31 is used to count the load related information of wireless network.Specially to load measurement of correlation amount (such as：Nothing
Line resource utilization, spectrum efficiency, data throughout and cpu load rate etc.) it is counted.
Judgment module 32 is used to judge according to load related information and preset congestion control threshold the load of wireless network
State.
It sends out module 33 and indicates to obtain mould to first for when wireless network is in higher load condition, sending out high load capacity
Block.High load capacity instruction is reported into the first acquisition module 34.
First acquisition module 34 is used to obtain the instruction that wireless network is in higher load condition.
Second acquisition module 35 is used to obtain the load related information of wireless network according to instruction.
Selecting module 36 is used to need congestion control according to the load related information of acquisition and the selection of preset congestion control threshold
The user of system forms congestion control user list.The concrete operations of selecting module 36 are to be obtained according to the second acquisition module 35
Load related information and preset congestion control threshold, which are estimated, needs reduced load；It need to be into according to reduced load is needed to select
The user of row congestion control forms UE lists.UE lists are the solution of Wireless network congestion control, including needing congestion control
UE and the corresponding control modes of each UE, control mode include force switching, redirect or carrying release.
Control module 37 is used to selected user carrying out congestion control.Specially corresponding pressure is carried out according to UE lists to cut
Change, redirect or carry release operation.
Wherein, statistical module 31 inquires load related information for 32 and second acquisition module 35 of judgment module.
Wherein, the load related information of 31 periodic statistics wireless network of statistical module.
Wherein, after control module 37 carries out congestion action, judgment module 32 can be also associated with according to the load counted again
Information and preset congestion control threshold continue to judge the load condition of wireless network, if wireless network is still in high load capacity shape
State carries out congestion control again.If wireless network load restoration is normal, sends out module 33 and send out normal duty and indicate to first
Acquisition module 34, congestion control flow terminate.
The present embodiment device can real-time response wireless environment variation, save interface-free resources, solve Wireless network congestion
Problem.
The foregoing is merely the embodiment of the present invention, are not intended to limit the scope of the invention, every to utilize this hair
The equivalent structure or equivalent flow shift that bright specification and accompanying drawing content are made directly or indirectly is used in other relevant skills
Art field, is included within the scope of the present invention.
Claims (12)
1. a kind of wireless network congestion control method, which is characterized in that include the following steps：
Obtain the instruction that wireless network is in higher load condition；
The load related information of wireless network is obtained according to the instruction；
Being estimated according to the load related information of acquisition and preset congestion control threshold needs reduced load；
According to the user for needing reduced load selection that need to carry out congestion control, congestion control user list is formed；
Congestion control is carried out according to the user list.
2. wireless network congestion control method according to claim 1, which is characterized in that obtain wireless network and be in high negative
Before the instruction of lotus state, including：
Count the load related information of wireless network；
The load condition of wireless network is judged according to the load related information and preset congestion control threshold；
When the wireless network is in higher load condition, high load capacity instruction is sent out.
3. wireless network congestion control method according to claim 2, which is characterized in that carried out according to the user list
After congestion control, including：
The load condition of wireless network is judged according to load related information and preset congestion control threshold, the load related information
For the information counted again；
When the wireless network is in higher load condition, congestion control is carried out again；
When the wireless network is in normal duty state, normal duty instruction is sent out.
4. wireless network congestion control method according to claim 3, which is characterized in that the load of the wireless network closes
Connection information is periodic statistics.
5. wireless network congestion control method according to claim 4, which is characterized in that the load of the wireless network closes
Join information include it is following any one or more：
Wireless resource utility efficiency, spectrum efficiency, data throughout, cpu load rate, number of users and carrying number.
6. wireless network congestion control method according to claim 5, which is characterized in that the user list includes each use
The corresponding control mode in family, the control mode include the release for forcing switching, redirecting or carrying.
7. a kind of Wireless network congestion control device, which is characterized in that including：
First acquisition module, for obtaining the instruction that wireless network is in higher load condition；
Second acquisition module, for obtaining the load related information of wireless network according to the instruction；
Selecting module, being estimated for the load related information according to acquisition and preset congestion control threshold needs reduced load
Amount；According to the user for needing reduced load selection that need to carry out congestion control, congestion control user list is formed；
Control module, for carrying out congestion control according to the user list.
8. Wireless network congestion control device according to claim 7, which is characterized in that including：
Statistical module, for counting the load related information of wireless network；
Judgment module, for judging the load shape of wireless network according to the load related information and preset congestion control threshold
State；
Module is sent out, for when the wireless network is in higher load condition, sending out high load capacity and indicating to the first acquisition module.
9. Wireless network congestion control device according to claim 8, which is characterized in that the module that sends out is additionally operable to：
When the wireless network restores normal duty state, normal duty instruction is sent out.
10. Wireless network congestion control device according to claim 9, which is characterized in that the load of the wireless network
Related information is periodic statistics.
11. Wireless network congestion control device according to claim 10, which is characterized in that the load of the wireless network
Related information include it is following any one or more：
Wireless resource utility efficiency, spectrum efficiency, data throughout, cpu load rate, number of users and carrying number.
12. Wireless network congestion control device according to claim 11, which is characterized in that the selecting module was formed
User list includes the corresponding control mode of each user, and the control mode includes forcing the release of switching, redirection or carrying.
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| CN201410360896.4A CN104168601B (en) | 2014-07-25 | 2014-07-25 | wireless network congestion control method and device |
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| CN109417720B (en) * | 2016-07-22 | 2021-03-30 | 华为技术有限公司 | Congestion control method, base station and terminal |
| CN109495396A (en) * | 2017-09-11 | 2019-03-19 | 美的智慧家居科技有限公司 | Environmental quality detection device and its data transmission method, environmental monitoring system |
| CN111343666A (en) * | 2018-12-19 | 2020-06-26 | 中国移动通信集团四川有限公司 | Congestion adjustment method, device, equipment and medium based on LTE network |
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| CN1299572A (en) * | 1998-03-06 | 2001-06-13 | 艾利森电话股份有限公司 | Telecommunication inter-exchange congestion control |
| CN1874351A (en) * | 2006-01-26 | 2006-12-06 | 华为技术有限公司 | Method for implementing automatic congestion control |
| CN101883380A (en) * | 2009-05-04 | 2010-11-10 | 中兴通讯股份有限公司 | Method and device for selecting terminal during congestion processing |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100473043C (en) * | 2003-01-08 | 2009-03-25 | 中兴通讯股份有限公司 | User calling load control method in IP network |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1299572A (en) * | 1998-03-06 | 2001-06-13 | 艾利森电话股份有限公司 | Telecommunication inter-exchange congestion control |
| CN1874351A (en) * | 2006-01-26 | 2006-12-06 | 华为技术有限公司 | Method for implementing automatic congestion control |
| CN101883380A (en) * | 2009-05-04 | 2010-11-10 | 中兴通讯股份有限公司 | Method and device for selecting terminal during congestion processing |
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Address after: 510663 Shenzhou Road 10, Science City, Guangdong, Guangzhou Patentee after: Jingxin Network System Co.,Ltd. Address before: 510663 Shenzhou Road 10, Science City, Guangdong, Guangzhou Patentee before: Comba Telecom System (China) Ltd. |