CN102438279B - Load control method and equipment - Google Patents
Load control method and equipment Download PDFInfo
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- CN102438279B CN102438279B CN201110459465.XA CN201110459465A CN102438279B CN 102438279 B CN102438279 B CN 102438279B CN 201110459465 A CN201110459465 A CN 201110459465A CN 102438279 B CN102438279 B CN 102438279B
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Abstract
The embodiment of the invention provides a load control method. A load factor estimation value is calculated accurately by comprehensively considering a plurality of influence parameters; and the value is compared with a primary congestion threshold value, an overload threshold value and a load balance threshold value so as to perform uplink admittance control, congestion control and load balance control respectively. The embodiment of the invention also provides load control equipment for effectively performing the load control according to the actual load situation of a system, so that the quality of service and the stability of the system are improved.
Description
Technical field
The present invention relates to wireless communication technology, be specifically related to a kind of method and apparatus of load control.
Background technology
In wireless communication system, Radio Resource is extremely valuable, should be more user service, guarantees that again each user's the requirement of service quality is urgent all the more, and it is to carry out load control that industry adopts way conventionally.At the initial stage of 3G system, load control ratio based on up total received power is more effective, but along with the evolution of 3GPP standard, in agreement, increase high speed uplink data access (HSUPA, High Speed Uplink Packet Access) introducing of technology, though greatly promoted the up throughput of broadband CDMA system, brought very large impact to the load control method based on up total received power.
Summary of the invention
The embodiment of the present invention provides a kind of method and apparatus of load control, can, according to the actual loading condition of system, effectively carry out load control, improves the service quality of business and the stability of raising system.
On the one hand, the embodiment of the present invention provides a kind of method of load control, comprising:
Sensing lead control parameter, load control parameter comprises R99 load value, control channel load value, the first received power value and the second received power value;
Guarantee traffic load values and total actual traffic load value according to load control calculation of parameter;
Measure total received power value, according to guaranteeing traffic load values, total actual traffic load value and total received power value computational load factor estimated value;
Carry out load control according to load factor estimated value.
On the other hand, the embodiment of the present invention provides a kind of equipment of load control, comprising:
Measurement module, for sensing lead control parameter, load control parameter comprises R99 load value, control channel load value, the first received power value and the second received power value;
Computing module, guarantees traffic load values and total actual traffic load value for the load control calculation of parameter of measuring according to measurement module, and according to guaranteeing traffic load values, total actual traffic load value and total received power value computational load factor estimated value;
Load control module, carries out load control for the load factor estimated value of calculating according to computing module.
The embodiment of the present invention, by considering multiple parameters that affect, calculate ascending load factor estimated value accurately, with elementary congestion threshold value, overload threshold value and the comparison of load balance threshold value, carry out up access control, congestion control and load balance control, thereby can, according to the actual loading condition of system, effectively carry out load control, improve the service quality of business and the stability of raising system.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the schematic flow sheet of load control method one embodiment of the present invention;
Fig. 2 is the schematic flow sheet of another embodiment of load control method of the present invention;
Fig. 3 is the schematic flow sheet of another embodiment of overloading control method of the present invention;
Fig. 4 is the schematic flow sheet of another embodiment of overloading control method of the present invention;
Fig. 5 is the schematic flow sheet of another embodiment of overloading control method of the present invention;
Fig. 6 is the schematic flow sheet of overloading control appliance one embodiment of the present invention;
Fig. 7 is the structural representation of another embodiment of load control apparatus of the present invention.
Embodiment
For making object, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
In the embodiment of the present invention, network side is measured R99 load value, control channel load value, the received power value that HSUPA produces in order to meet the needed minimum guaranteed output of guaranteed rate of all dispatching servicess, the current up total received power value of received power value and community that HSUPA produces in order to meet the needed power of present rate of all dispatching servicess, measure R99 load value by network side, control channel load value and HSUPA calculate the up minimum actual traffic load value that guarantees of community for the received power value that meets the needed minimum guaranteed output of guaranteed rate of all dispatching servicess and produce, calculate up total actual traffic load value of community by R99 load value, control channel load value and HSUPA for the received power value that meets the needed power of present rate of all dispatching servicess and produce.Calculate ascending load factor estimated value according to the up minimum current up total received power value in up total actual traffic load Zhi He community that guarantees actual traffic load value, community of the community calculating.
Network side according to calculate ascending load factor estimated value respectively with access threshold value, elementary congestion threshold value, overload threshold value and the comparison of load balance threshold value, carry out up access control, congestion control and load balance control, by considering multiple parameters that affect, calculate ascending load factor estimated value accurately and carry out load control, thereby can be according to the actual loading condition of system, effectively carry out load control, improve the service quality of business and the stability of raising system.
Fig. 1 is the schematic flow sheet of load control method one embodiment of the present invention, comprising:
Step 101: network side sensing lead control parameter;
Wherein, this load control parameter comprises that R99 load value, control channel load value, HSUPA are for meet the needed minimum guaranteed output of guaranteed rate of all dispatching servicess received power value producing, the current up total received power value of received power value and community that HSUPA produces in order to meet the needed power of present rate of all dispatching servicess.
Step 102: the up minimum up total actual traffic load value that guarantees actual traffic load value, community that calculates respectively community according to load control parameter;
Wherein, network side goes out the up minimum actual traffic load value that guarantees of community by R99 load value, control channel load value and HSUPA for the received power value read group total that meets the needed minimum guaranteed output of guaranteed rate of all dispatching servicess and produce;
R99 load value, control channel load value and HSUPA are calculated to up total actual traffic load value of community for the received power value that meets the needed power of present rate of all dispatching servicess and produce;
Above-mentioned network side comprises base station control device and base station;
Step 103: according to the up minimum current up total received power value calculating ascending load factor estimated value of up total actual traffic load value of actual traffic load value, community and the community that network side is measured that guarantees of the community calculating;
Wherein, have following numerical procedure optional:
The first scheme: the up minimum up total actual traffic load value that guarantees the actual traffic load up total received power value RTWP/ of value * community of community, the result drawing is ascending load factor estimated value;
The up minimum up total actual traffic load value that guarantees actual traffic load value+W3* community of the up total received power value RTWP+W2* of alternative plan: W1* community, the result drawing is ascending load factor estimated value;
Wherein, W1, W2 and W3 are weight proportion, and concrete ratio value does not limit.
Third party's case: can Jin Jiang community up minimum guarantee actual traffic load value as up total actual traffic load value of ascending load factor estimated value Huo Jinjiang community as ascending load factor estimated value;
Such scheme is in the time carrying out ascending load access or congestion control or load balance base station, be not limited to consider some loads or certain several load, while considering certain several load, be not limited to the load factor estimated value that arithmetic expression draws, also can comprise that above-mentioned certain value is load factor estimated value.
By considering multiple parameters that affect, as the up minimum current up total received power value in up total actual traffic load Zhi He community that guarantees actual traffic load value, community of community, calculate ascending load factor estimated value accurately and carry out load control, thereby can be according to the actual loading condition of system, effectively carry out load control, improve the service quality of business and the stability of raising system.
Fig. 2 is the schematic flow sheet of another embodiment of load control method of the present invention, comprising:
Step 201: network side receives up access control request;
Wherein, this request is the access request that community user sends, and this network side comprises base station control device and base station.
Step 202: network side sensing lead control parameter is also calculated ascending load factor estimated value;
Method and the step of this measurement are described content referring to Fig. 1.
Step 203: judge the size of ascending load factor estimated value and access threshold value, judge whether entry criteria meets;
Wherein, in the time judging that ascending load factor estimated value is greater than access threshold value, show not meet entry criteria, execution step 204, refusal access; In the time judging that ascending load factor estimated value is less than access threshold value, show to meet entry criteria, execution step 205, accepts access.
Fig. 3 is the schematic flow sheet of another embodiment of load control method of the present invention, comprising:
Step 301: network side sensing lead control parameter is also calculated ascending load factor estimated value;
Method and the step of this measurement are described content referring to Fig. 1.
Step 302: judge the size of ascending load factor estimated value and elementary congestion threshold value, judge whether to occur elementary congested;
Wherein, in the time judging that ascending load factor estimated value is greater than elementary congestion threshold value, show to exceed the elementary congestion control thresholding of regulation, execution step 303, carries out congestion control to current area; In the time judging that ascending load factor estimated value is less than elementary congestion threshold value, execution step 301.
Fig. 4 is the schematic flow sheet of another embodiment of load control method of the present invention, comprising:
Step 401: network side sensing lead control parameter is also calculated ascending load factor estimated value;
Method and the step of this measurement are described content referring to Fig. 1.
Step 402: judge the size of ascending load factor estimated value and overload congestion threshold value, judge whether that overload occurs congested;
Wherein, in the time judging that ascending load factor estimated value is greater than overload congestion control threshold value, show to exceed the overload congestion control threshold value of regulation, execution step 403, transships congestion control to current area, reduces load; In the time judging that ascending load factor estimated value is less than overload congestion threshold value, execution step 401;
In embodiment shown in above Fig. 3 and Fig. 4, provide the method that judges whether to trigger elementary congestion control and overload congestion control, specifically how to carry out congestion control, can adopt several different methods, at this, do not carry out any restriction.
Fig. 5 is the schematic flow sheet of another embodiment of load control method of the present invention, comprising:
Step 501: network side sensing lead control parameter is also calculated ascending load factor estimated value;
Method and the step of this measurement are described content referring to Fig. 1.
Step 502: the size that judges ascending load factor estimated value and load balance threshold value;
Wherein, in the time judging that ascending load factor estimated value is greater than load balance threshold value, execution step 503, carries out load balance control; In the time judging that ascending load factor estimated value is less than load balance threshold value, execution step 501;
Further, in actual system, new access, the location of mobile station of calling out changes the switching causing, the variation of terminal sending and receiving speed, the factor such as interference and the variation of environment in the external world all can cause the load generation change at random of each community, and this just there will be the situation of laod unbalance;
May there is the situation that load is heavier in some community, in community, user's communication quality is had a strong impact on, but simultaneously, other communities may be underutilized in idle condition.For avoiding the appearance of this situation, just need to control the selection of resource and utilization, as carry out load balance, to reach load balance, effectively utilize as far as possible Radio Resource;
Load balancing algorithm can comprise by selection algorithm: alien frequencies load balance and same load balance frequently.The priority of alien frequencies load balancing algorithm, higher than with frequency load balancing algorithm, is generally only opened alien frequencies load balance, does not limit at this.
Fig. 6 is the structural representation of another embodiment of load control apparatus of the present invention, comprising: measurement module 601, computing module 602 and load control module 603;
Wherein, measurement module 601 is for measuring R99 load value, control channel load value, HSUPA for meet the needed minimum guaranteed output of guaranteed rate of all dispatching servicess received power value producing, the current up total received power value of received power value and community that HSUPA produces in order to meet the needed power of present rate of all dispatching servicess;
Further, according to the up minimum current up total received power value calculating ascending load factor estimated value of up total actual traffic load value of actual traffic load value, community and the community that network side is measured that guarantees of the community calculating;
Numerical procedure is as follows:
The first scheme: the up minimum up total actual traffic load value that guarantees the actual traffic load up total received power value RTWP/ of value * community of community;
The up minimum up total actual traffic load value that guarantees actual traffic load value+W3* community of the up total received power value RTWP+W2* of alternative plan: W1* community;
Wherein, W1, W2 and W3 are weight proportion, and concrete ratio value does not limit;
By considering multiple parameters that affect, as the up minimum current up total received power value in up total actual traffic load Zhi He community that guarantees actual traffic load value, community of community, calculate ascending load factor estimated value accurately and carry out load control, thereby can be according to the actual loading condition of system, effectively carry out load control, improve the service quality of business and the stability of raising system.
Fig. 7 is the structural representation of another embodiment of load control apparatus of the present invention, and above-mentioned load control module can comprise: access control submodule 701, congestion control submodule 702 and load balance control submodule 703;
Wherein, access judging unit 801 is for the ascending load factor estimated value that judges computing module 602 and calculate and the size of load access threshold value;
Access processing unit 802, for when judgement is in the time that ascending load factor estimated value is greater than access threshold value, is refused access; In the time judging that ascending load factor estimated value is less than access threshold value, accept access;
Wherein, congested judging unit 803 is in the time judging that ascending load factor estimated value is greater than elementary congestion threshold value, congested processing unit 804 carries out congestion control to current area, and in the time judging that ascending load factor estimated value is greater than overload congestion control threshold value, congested processing unit 804 transships congestion control to current area, reduces load;
Load balance control submodule 703 is for the control of ascending load balance, and further, load balance control submodule 703 can comprise: load balance judging unit 805 and load balance processing unit 806;
Wherein, load balance judging unit 805 is in the time judging that ascending load factor estimated value is greater than load balance threshold value, and load balance processing unit 806 carries out load balance control.
For different load control, by considering each parameter that affects, calculate ascending load factor estimated value accurately, thereby more effectively carry out access control, congestion control, overload control and load balance control, improve the service quality of business and the stability of raising system.
Be understandable that the reference mutually of the correlated characteristic in said method and equipment.
One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can complete by the relevant hardware of program command, aforesaid program can be stored in computer read/write memory medium, this program, in the time carrying out, is carried out the step that comprises said method embodiment; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CDs.
Finally it should be noted that: above embodiment only, in order to technical scheme of the present invention to be described, is not intended to limit; Although the present invention is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (11)
1. a method for load control, is characterized in that, comprising:
Sensing lead control parameter, described load control parameter comprises R99 load value, control channel load value, the first received power value and the second received power value; The received power value that described the first received power value produces for meeting the needed minimum guaranteed output of guaranteed rate of all dispatching servicess; The received power value that described the second received power value produces for meeting the needed power of present rate of all dispatching servicess;
Guarantee traffic load values and total actual traffic load value according to described load control calculation of parameter; Describedly guarantee that traffic load values is described R99 load value, described control channel load value and described the first received power value sum; Described total actual traffic load value is described R99 load value, described control channel load value and described the second received power value sum;
Measure total received power value;
According to described assurance traffic load values, described total actual traffic load value and described total received power value computational load factor estimated value; Or using described assurance traffic load values as described load factor estimated value; Or using described total actual traffic load value as described load factor estimated value;
Carry out load control according to described load factor estimated value.
2. the method for load control according to claim 1, is characterized in that, described load factor estimated value computational methods are:
Guarantee traffic load values * total received power value/total actual traffic load value;
Or be that W1* total received power value+W2* guarantees the total actual traffic load value of traffic load values+W3*, described W1, W2 and W3 are respectively the weight proportion of described total received power value, described assurance traffic load values, described total actual traffic load value;
Or for guaranteeing traffic load values; Or be total actual traffic load value.
3. the method for load control according to claim 1, is characterized in that, describedly carries out load control according to described load factor estimated value and is: carry out access control according to described load factor estimated value.
4. the method for load control according to claim 3, is characterized in that, describedly carries out access control according to described load factor estimated value and is:
Judge the size of described load factor estimated value and access threshold value;
In the time judging that load factor estimated value is greater than access threshold value, refusal access;
In the time judging that load factor estimated value is less than access threshold value, accept access.
5. the method for load control according to claim 1, is characterized in that, describedly carries out load control according to described load factor estimated value and is: carry out congestion control according to described load factor estimated value.
6. the method for load control according to claim 5, is characterized in that, describedly carries out congestion control according to described load factor estimated value and is:
Judge the size of described load factor estimated value and elementary congestion threshold value;
In the time judging that load factor estimated value is greater than elementary congestion threshold value, carry out congestion control;
Judge the size of described load factor estimated value and overload threshold value;
In the time judging that load factor estimated value is greater than overload threshold value, transship control.
7. the method for load control according to claim 1, is characterized in that, describedly carries out load control according to described load factor estimated value and is: carry out load balance control according to described load factor estimated value.
8. the method for load control according to claim 7, is characterized in that, describedly carries out load balance control according to described load factor estimated value and is:
Judge the size of described load factor estimated value and load balance threshold value;
In the time judging that load factor estimated value is greater than load balance threshold value, carry out load balance control.
9. an equipment for load control, is characterized in that, comprising:
Measurement module, for sensing lead control parameter, described load control parameter comprises R99 load value, control channel load value, the first received power value and the second received power value; The received power value that described the first received power value produces for meeting the needed minimum guaranteed output of guaranteed rate of all dispatching servicess; The received power value that described the second received power value produces for meeting the needed power of present rate of all dispatching servicess;
Described measurement module is also for measuring total received power value;
Computing module, guarantee traffic load values and total actual traffic load value for the load control calculation of parameter of measuring according to described measurement module, and according to described assurance traffic load values, described total actual traffic load value and described total received power value computational load factor estimated value; Describedly guarantee that traffic load values is described R99 load value, described control channel load value and described the first received power value sum; Described total actual traffic load value is described R99 load value, described control channel load value and described the second received power value sum;
Load control module, carries out load control for the load factor estimated value of calculating according to described computing module.
10. the equipment of load control according to claim 9, is characterized in that, described load control module comprises:
Access control submodule, for carrying out access control according to described load factor estimated value;
Congestion control submodule, for carrying out congestion control according to described load factor estimated value;
Load balance control submodule, for carrying out load balance control according to described load factor estimated value.
The equipment of 11. load controls according to claim 10, is characterized in that,
Described access control submodule comprises access judging unit and access processing unit:
Access judging unit, for judging the size of described load factor estimated value and load access threshold value;
Access processing unit, in the time judging that described load factor estimated value is greater than described access threshold value, refusal access; In the time judging that described load factor estimated value is less than described access threshold value, accept access;
Described congestion control submodule comprises congested judging unit and congested processing unit;
Congested judging unit, for judging whether described load factor estimated value is greater than elementary congestion threshold value, and judges whether ascending load factor estimated value is greater than overload congestion control threshold value;
Congested processing unit, in the time judging that described load factor estimated value is greater than described elementary congestion threshold value, carries out congestion control, and in the time judging that described load factor estimated value is greater than described overload congestion control threshold value, transships congestion control;
Described load balance control submodule comprises load balance judging unit and load balance processing unit;
Load balance judging unit, for judging whether described load factor estimated value is greater than load balance threshold value;
Load balance processing unit, in the time judging that described load factor estimated value is greater than described load balance threshold value, carries out load balance control.
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| CN103416089B (en) * | 2012-10-30 | 2017-04-12 | 华为技术有限公司 | Load balancing method and apparatus |
| WO2014113950A1 (en) * | 2013-01-24 | 2014-07-31 | 华为技术有限公司 | Method and device for controlling uplink load |
| CN109714793B (en) * | 2017-10-26 | 2022-04-01 | ***通信集团四川有限公司 | Load adjustment method, device, equipment and storage medium |
| CN108712422B (en) * | 2018-05-18 | 2021-05-25 | 网宿科技股份有限公司 | Method and device for creating transcoding task |
| CN111050359B (en) * | 2020-01-16 | 2023-02-28 | 哈尔滨海能达科技有限公司 | Load balancing control method, communication method, device and communication system |
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| CN1881841A (en) * | 2005-06-14 | 2006-12-20 | 上海华为技术有限公司 | Method for obtaining reverse load factor |
| CN101854665A (en) * | 2009-04-03 | 2010-10-06 | 大唐移动通信设备有限公司 | Method, device and system for controlling load of LTE system |
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| CN1135746C (en) * | 2000-10-19 | 2004-01-21 | 华为技术有限公司 | Multiple-job load monitoring and forecasting device in CDMA cellular communication system and its calculation method |
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| CN1881841A (en) * | 2005-06-14 | 2006-12-20 | 上海华为技术有限公司 | Method for obtaining reverse load factor |
| CN101854665A (en) * | 2009-04-03 | 2010-10-06 | 大唐移动通信设备有限公司 | Method, device and system for controlling load of LTE system |
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