CN102469517A - Method of residence load balance between cells and apparatus thereof - Google Patents
Method of residence load balance between cells and apparatus thereof Download PDFInfo
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- CN102469517A CN102469517A CN2010105371724A CN201010537172A CN102469517A CN 102469517 A CN102469517 A CN 102469517A CN 2010105371724 A CN2010105371724 A CN 2010105371724A CN 201010537172 A CN201010537172 A CN 201010537172A CN 102469517 A CN102469517 A CN 102469517A
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- H04W36/00—Hand-off or reselection arrangements
- H04W36/08—Reselecting an access point
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- H04W16/06—Hybrid resource partitioning, e.g. channel borrowing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
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Abstract
The invention relates to the wireless communication field, and discloses a method of residence load balance between cells and an apparatus thereof. According to difference of resident load capacity of adjacent cells, a corresponding cell reselection offset parameter can be adjusted, ping-pong reselection generated between UE and a cell is avoided, and stability of a system is raised. The method comprises the following steps: a first base station to which a first cell belongs acquires load information of the first cell and determines resident load capacity of the first cell; when the resident load capacity of the first cell exceeds a set threshold, load information of a second cell is obtained, and resident load capacity of the second cell is determined; according to difference of resident load capacity of the two cells, a reselection offset parameter of the first cell relative to the second cell is adjusted. Further, when the two cells belong to different base stations, the first base station and the second base station can carry out load information interaction, thus the second base station can carry out cell reselection offset parameter adjustment on the second cell according to the difference of resident load capacity.
Description
Technical field
The present invention relates to wireless communication field, particularly relate to resident load balance method in a kind of minizone and device.
Background technology
Along with the development and maturation of LTE system, 3GPP (3rd Generation Partnership Project) has proposed system's self-configuring self-optimization function.Load balancing is one of critical function of LTE system self-optimizing.Difference according to balanced object; Load balancing can be divided into 2 kinds, and a kind of is the load balancing that is directed against connected state UE (User Equipment, subscriber equipment); It mainly is traffic load situation according to this sub-district and adjacent area thereof; Through switching/redirect operation, the certain customers of the sub-district that load is higher transfer to the lower adjacent area of load, realize the load balancing of minizone.This is that the most directly method of load balancing is realized in the minizone.
Another kind is the load balancing to Idle state UE; Mainly be the resident load condition according to this sub-district and adjacent area thereof, through the adjustment operation of cell reselection parameters, the resident UE of part of the sub-district that resident load is higher transfers to the lower adjacent area of resident load; Realize the resident load balancing of minizone; Thereby reduce the switching/redirected number of times that triggers because of traffic load, when improving power system capacity, further improved the stability of system.Resident load balancing to Idle state UE is to balanced useful the replenishing of the traffic load of connected state UE.
Traffic load operation balanced and resident load balancing is all accomplished by eNB (Enhanced Node B) base station in the LTE system.Wherein, the operation of resident load balancing is to realize through the district reselecting offset parameter in the adjustment cell reselection parameters.The district reselecting offset parameter be one based on the parameter of sub-district to youngster; Suppose that promptly sub-district A has neighbor cell B, C; Then A has the district reselecting biasing of relative sub-district B; And the district reselecting biasing of sub-district C relatively, sub-district B has the district reselecting biasing of relative sub-district A, and sub-district C has the district reselecting biasing of relative sub-district A equally.A and B be the sub-district to youngster, A and C are similarly a sub-district to youngster.At present, in cell reselection parameters when adjustment, carried out in resident load balancing, when one of them sub-district confirms that self resident load is big; The district reselecting offset parameter of meeting corresponding adjustment self; Do not consider the resident load of neighbor cell, and when adjusting, the district reselecting offset parameter of the neighbor cell of sub-district centering does not change; So just cause UE to carry out district reselecting repeatedly in these two minizones; Ping-pong phenomenon occurs, increase the power consumption of UE, also greatly reduce stability of network.
Summary of the invention
The present invention provides resident load balance method in a kind of minizone and device, can avoid UE that ping-pong reselection takes place between the sub-district according to the difference adjustment corresponding district gravity treatment offset parameter of the resident load of neighbor cell, improves the stability of system.
The resident load balance method in a kind of minizone comprises:
First base station under first sub-district obtains the information on load of first sub-district, and confirms the resident load of first sub-district;
When said first base station surpasses setting threshold when the resident load of confirming first sub-district, obtain the information on load of second sub-district, and confirm the resident load of second sub-district, said first sub-district, second sub-district are adjacent;
First sub-district district reselecting offset parameter of this second sub-district is relatively adjusted according to the difference of the resident load of first sub-district and second sub-district in said first base station.
The resident load balance method in a kind of minizone comprises:
The information on load interactive request that send according to first base station that receives second base station, and to first base station transmission information on load interactive request;
Second base station receives the information on load of first sub-district of sending first base station, and confirms the resident load of first sub-district;
Second base station obtains the information on load of second sub-district, and confirms the resident load of second sub-district;
The district reselecting offset parameter of relative first sub-district, second sub-district is adjusted according to the difference of the resident load of first sub-district and second sub-district in second base station.
The device of the resident load balancing in a kind of minizone comprises:
First cell load obtains module, is used to obtain the information on load of first sub-district, and confirms the resident load of first sub-district;
The second cell load receiver module is used for when the resident load of confirming first sub-district surpasses setting threshold, obtaining the information on load of second sub-district, and confirms the resident load of second sub-district, and said first sub-district, second sub-district are adjacent;
The first sub-district adjusting module is used for the difference according to the resident load of first sub-district and second sub-district, adjusts first sub-district district reselecting offset parameter of this second sub-district relatively.
The device of the resident load balancing in a kind of minizone comprises:
The first cell load receiver module; Be used for information on load interactive request according to first base station transmission that receives; And, receive the information on load of first sub-district of sending first base station, and confirm the resident load of first sub-district to first base station transmission information on load interactive request;
The second sub-district adjusting module is used to obtain the information on load of second sub-district, and confirms the resident load of second sub-district, and according to the difference of the resident load of first sub-district and second sub-district, adjusts the district reselecting offset parameter of relative first sub-district, second sub-district.
The resident load balance method in the minizone that the embodiment of the invention provides; Through periodically obtaining the information on load of this sub-district; And after the resident load of this sub-district surpasses certain threshold value; Can adjust the adjacent relatively district reselecting offset parameter in this sub-district according to the difference of the resident load of this sub-district and neighbor cell.Can guarantee like this to have only after difference is greater than certain value, just carry out parameter adjustment, the ping-pong reselection phenomenon of having avoided UE to take place to a certain extent in the minizone.And; When this sub-district and neighbor cell belong to same base station; The base station is the district reselecting offset parameter of corresponding simultaneously adjustment neighbor cell also; So that this sub-district and neighbor cell carry out the adjustment of district reselecting offset parameter synchronously, the ping-pong reselection phenomenon of further avoiding UE to take place in the minizone.Preferably; When this sub-district and neighbor cell belong to different base station; It is mutual that information on load can be carried out in affiliated second base station of first base station and neighbor cell under this sub-district; Make this sub-district and neighbor cell can both obtain the other side's resident load, and carry out the adjustment of district reselecting offset parameter according to the difference of resident load separately, can make this sub-district and neighbor cell can carry out the adjustment of district reselecting offset parameter synchronously.
Description of drawings
The resident load balance method flow chart in the minizone that Fig. 1 provides for the embodiment of the invention one;
The resident load balance method flow chart in the minizone that Fig. 2 provides for the embodiment of the invention two;
The flow chart of the district reselecting offset parameter of Cell1 is adjusted in the base station 1 that Fig. 3 provides for the embodiment of the invention;
The structure chart of the device of first kind of resident load balancing in minizone that Fig. 4 provides for the embodiment of the invention;
The structure chart of the device of second kind of resident load balancing in minizone that Fig. 5 provides for the embodiment of the invention.
Embodiment
The embodiment of the invention provides a kind of minizone resident load balance method; After the resident load of this sub-district surpasses threshold value; The gravity treatment offset parameter of this relative neighbor cell in sub-district can be adjusted according to the difference of the resident load of this sub-district and neighbor cell in the base station.Have only after difference is greater than certain value, just carry out parameter adjustment, the ping-pong reselection phenomenon of having avoided UE to take place to a certain extent in the minizone.And; When this sub-district and neighbor cell belong to same base station; The base station is the district reselecting offset parameter of corresponding simultaneously adjustment neighbor cell also; So that this sub-district and neighbor cell carry out the adjustment of district reselecting offset parameter synchronously, the ping-pong reselection phenomenon of further avoiding UE to take place in the minizone.Preferably; When this sub-district and neighbor cell belong to different base station; It is mutual that information on load can be carried out in affiliated second base station of first base station and neighbor cell under this sub-district; Make this sub-district and neighbor cell can both obtain the other side's resident load, and carry out the adjustment of district reselecting offset parameter according to the difference of resident load separately, can make this sub-district and neighbor cell can both carry out the adjustment of district reselecting offset parameter.
Be example with a pair of neighbor cell below, specify technical scheme of the present invention.
Embodiment one
A pair of neighbor cell, and two sub-districts belong to same base station, and then this base station can obtain the information on load of these two sub-districts, and confirms the resident load of two sub-districts.
As shown in Figure 1, the resident load balance method flow chart in minizone for the embodiment of the invention one provides comprises:
S101, base station obtain the information on load of this sub-district, and confirm the resident load of this sub-district;
Wherein, base station periodically perhaps base station obtains the information on load of this sub-district at the time point of setting, and confirms the resident load of this sub-district;
Suppose that two adjacent sub-districts are Cell1 and Cell2, the base station obtains the information on load of Cell1, and the resident load of definite Cell1;
The information on load of MAC layer periodic measurement reporting subdistrict Cell1 is passed through in the base station, and calculates the resident load that obtains sub-district Cell1 according to information on load;
Information on load is meant the information on load of stipulating in the agreement, generally comprises: total PRB (the Physical Resource Block) utilization rate of sub-district up-downgoing, the PRB utilization rate of the professional up-downgoing of sub-district NGBR (Non-Guaranteed Bit Rate), the PRB utilization rate of the professional up-downgoing of sub-district GBR (Guaranteed Bit Rate).
Concrete calculates the method that obtains resident load according to information on load, for example: resident load=f (the PRB utilization rate that the sub-district is total, the PRB utilization rate that NGBR is professional, the PRB utilization rate that GBR is professional).
S102, when the base station confirms that the resident load of this sub-district surpasses preset threshold, obtain the information on load of neighbor cell;
This threshold value is a load balancing enabling gate limit value, when the resident load of this sub-district surpasses this threshold value, explains that the resident load in this sub-district is higher, and explanation need be carried out load balancing according to the load of neighbor cell.
Because Cell1, Cell2 belong to same base station, then the base station directly obtains the information on load of Cell2, and the resident load of definite Cell2;
The resident load of neighbor cell is confirmed in S103, base station;
The resident load of Cell2 is confirmed in the base station according to the information on load of Cell2;
S104, base station adjust the district reselecting offset parameter of this relative neighbor cell in sub-district according to the difference of the resident load of this sub-district and neighbor cell;
Preferably, the corresponding simultaneously adjustment neighbor cell in base station is the district reselecting offset parameter of this sub-district relatively, can carry out the adjustment of district reselecting offset parameter simultaneously to guarantee two sub-districts, avoids the district reselecting ping-pong phenomenon as far as possible.
The base station is according to the difference of the resident load of Cell1 and Cell2, and the district reselecting offset parameter of adjustment Cell1 and Cell2 is specially:
Need preestablish a parameter adjustment threshold value, when the difference of the resident load between two sub-districts surpasses the parameter adjustment threshold value, need the district reselecting offset parameter of two sub-districts of adjustment.
1) when difference during more than or equal to the parameter adjustment threshold value; The district reselecting offset parameter that needs adjustment Cell1 and Cell2; When Cell1 is the sub-district that resident load is bigger in two sub-districts, the district reselecting offset parameter of the relative Cell2 of Cell1 is turned down, and the district reselecting offset parameter of corresponding relative Cell1 with Cell2 is heightened; And the step-length of Cell1, Cell2 adjustment is identical; When Cell1 is in two sub-districts during less sub-district of resident load, the district reselecting offset parameter of Cell1 is heightened, and corresponding the district reselecting offset parameter of Cell2 is turned down, and the step-length of Cell1, Cell2 adjustment is identical;
2) when difference is less than or equal to the parameter adjustment threshold value; Explain that the resident load between Cell1, the Cell2 differs less; Do not carry out the adjustment of district reselecting offset parameter between the two, promptly keep the district reselecting offset parameter of Cell1, Cell2 constant, resident load balancing EO.
Embodiment two
A pair of neighbor cell; And two adjacent sub-districts belong to base stations neighboring; It is mutual then need to carry out information on load between two base stations, obtains the information on load of adjacent sub-district, and confirms the resident load of adjacent sub-district according to information on load; And, carry out the adjustment of district reselecting offset parameter separately according to both differences of resident load.
As shown in Figure 2, the resident load balance method flow chart in minizone for the embodiment of the invention two provides comprises:
Suppose that two adjacent sub-districts are Cell1, Cell2, and Cell1 belongs to base station 1, Cell2 belongs to base station 2.
S201, base station 1 periodically obtain the information on load of Cell1, and the resident load of definite Cell1;
S202, when base station 1 confirms that the resident load of Cell1 surpasses preset threshold, send the information on load interactive request to base station 2, the information on load interactive request is used to ask the information on load of sub-district Cell2;
Wherein, the information on load interactive request is used to ask base station 2 that the information on load of sub-district Cell2 is sent to base station 1, perhaps asks base station 2 periodically the information on load of sub-district Cell2 to be sent to base station 1;
After S203, base station 2 receive the information on load interactive request, the information on load of Cell2 is sent to base station 1;
Perhaps, base station 2 information on load that periodically sends Cell2 is given base station 1;
S204, base station 1 confirms the resident load of Cell2 according to the information on load of the Cell2 that receives;
The difference of the resident load of Cell1 and Cell2 is confirmed in S205, base station 1, and adjusts the district reselecting offset parameter of the relative Cell2 of Cell1 according to this difference.
If when periodically sending, after then the district reselecting offset parameter of Cell1 adjust in base station 1, also need send and stop the mutual request of information on load, after base station 2 receives this request, stop information on load to base station 1 transmission Cell2.Pass through above-mentioned steps; The 1 couple of sub-district Cell1 in base station accomplishes the adjustment of district reselecting offset parameter; And, with reference to the information on load of neighbor cell Cell2, have only when both differences reach certain threshold value during adjustment; Just the district reselecting offset parameter of sub-district Cell1 is adjusted the ping-pong reselection phenomenon that to avoid UE to take place to a certain extent in the minizone.
Preferably, for making Cell1 when carrying out the adjustment of cell reselection parameters, Cell2 also can correspondingly carry out the adjustment of cell reselection parameters, also comprises after the above-mentioned steps S203:
After S206, base station 2 receive the information on load interactive request, also send the information on load interactive request to base station 1;
After S207, base station 1 receive the information on load interactive request, the information on load of Cell1 is sent to base station 2;
S208, base station 2 confirms the resident load of Cell1 according to the information on load of the Cell1 that receives;
S209, base station 2 obtain the information on load of Cell2, and the resident load of definite Cell2;
S210, base station 2 be according to the difference of the resident load of Cell1 and Cell2, the district reselecting offset parameter of the relative sub-district Cell1 of adjustment sub-district Cell2.
Wherein, among the step S205, base station 1 is specially according to the district reselecting offset parameter of the difference adjustment Cell1 of the resident load of Cell1 and Cell2:
Preestablish the threshold value of a parameter adjustment, the difference of resident load surpasses this parameter adjustment threshold value between Cell1, Cell2, then need adjust the district reselecting offset parameter of Cell1.The difference of resident load does not surpass this parameter adjustment threshold value between Cell1, Cell2, then keeps the district reselecting offset parameter of Cell1 constant.As shown in Figure 3, be the flow chart of the district reselecting offset parameter of base station 1 adjustment Cell1, concrete adjustment process is:
The difference of the resident load of Cell1 and Cell2 is confirmed in S301, base station 1;
This difference is judged whether more than or equal to the parameter adjustment threshold value of setting in S302, base station 1, if if execution in step S303 not, keeps then that Cell1's is constant with Cell2 corresponding district gravity treatment offset parameter;
S303, base station 1 judge whether Cell1 is the big sub-district of resident load in two sub-districts (Cell1, Cell2), if, execution in step S304, if not, execution in step S305;
S304, base station 1 are with turning down with sub-district Cell2 corresponding district gravity treatment offset parameter among the Cell1 of sub-district.
Base station 1 is with turning down a setting step-length with sub-district Cell2 corresponding district gravity treatment offset parameter among the Cell1 of sub-district.
S305, base station 1 are with heightening with sub-district Cell2 corresponding district gravity treatment offset parameter among the Cell1 of sub-district.
Base station 1 is with heightening a setting step-length with sub-district Cell2 corresponding district gravity treatment offset parameter among the Cell1 of sub-district.
Wherein, the step-length number of adjusting among step S304, the S305 can be set as required, does not limit the step-length number of each adjustment in the present invention.
In step S210, base station 2 is according to the district reselecting offset parameter of the difference of the resident load of Cell1 and Cell2 adjustment Cell2, adopts above-mentionedly to adjust the identical method of Cell1 with base station 1.And when both adjust; Adopt same parameter adjustment threshold value; During adjustment, if the district reselecting offset parameter of Cell1 is heightened in base station 1, then corresponding base station 2 will be turned down by Cell2 corresponding district gravity treatment offset parameter; Preferable, base station 1 is identical with the step-length number of the district reselecting offset parameter adjustment of Cell2 with base station 2 with the step-length number of the district reselecting offset parameter adjustment of Cell1.
Above-mentioned is that example is explained method of the present invention with two neighbor cells just; Method of the present invention can be applied to the adjustment of the district reselecting offset parameter between any two neighbor cells; If when there are several neighbor cells a sub-district; To each neighbor cell, can adopt corresponding district gravity treatment offset parameter between this method this sub-district of adjustment and this neighbor cell, and then realize resident load balancing in the minizone.
Adopt the method for the embodiment of the invention, can adjust the district reselecting offset parameter of this relative neighbor cell in sub-district according to the difference of the resident load of this sub-district and neighbor cell.Have only difference when resident load greater than certain value after, just carry out the adjustment of district reselecting offset parameter, can reduce the adjustment of district reselecting offset parameter after, the ping-pong reselection phenomenon that UE takes place in the minizone.Further; When the district reselecting offset parameter of the relative neighbor cell of correspondence this little fauna of adjustment; Also corresponding adjustment neighbor cell is the district reselecting offset parameter of this sub-district relatively, can make the relative district reselecting offset parameter in adjacent two sub-districts obtain adjustment simultaneously, thereby avoid UE that the ping-pong reselection phenomenon takes place between neighbor cell; When improving power system capacity, improve the stability of system.
The embodiment of the invention provides the device of first kind of resident load balancing in minizone, and is as shown in Figure 4, comprising:
First cell load obtains module 41, is used to obtain the information on load of first sub-district, and confirms the resident load of first sub-district;
The second cell load receiver module 42 is used for when the resident load of confirming first sub-district surpasses setting threshold, obtaining the information on load of second sub-district, and confirms the resident load of second sub-district, and this first sub-district, second sub-district are adjacent;
The first sub-district adjusting module 43 is used for the difference according to the resident load of first sub-district and second sub-district, adjusts first sub-district district reselecting offset parameter of this second sub-district relatively.
Preferably; First sub-district and second sub-district belong to same base station; Then the first sub-district adjusting module 43 also is used for when the district reselecting offset parameter of relative this second sub-district, adjustment first sub-district, the district reselecting offset parameter of corresponding adjustment relative first sub-district, second sub-district.
Preferably; When first sub-district and second sub-district belong to different base station; The second cell load receiver module 42; When the resident load that specifically is used for confirming first sub-district surpassed setting threshold, the information on load interactive request was sent in second base station under second sub-district, and receives the information on load of second sub-district of returning this second base station.
The embodiment of the invention also provides the device of second kind of resident load balancing in minizone, and is as shown in Figure 5, comprising:
The first cell load receiver module 51; Be used for information on load interactive request according to first base station transmission that receives; And, receive the information on load of first sub-district of sending first base station, and confirm the resident load of first sub-district to first base station transmission information on load interactive request;
The second sub-district adjusting module 52; Be used to obtain the information on load of second sub-district; And confirm the resident load of second sub-district, and, adjust the district reselecting offset parameter of relative first sub-district, second sub-district according to the difference of the resident load of first sub-district and second sub-district.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, belong within the scope of claim of the present invention and equivalent technologies thereof if of the present invention these are revised with modification, then the present invention also is intended to comprise these changes and modification interior.
Claims (11)
1. the resident load balance method in minizone is characterized in that, comprising:
First base station under first sub-district obtains the information on load of first sub-district, and confirms the resident load of first sub-district;
When said first base station surpasses setting threshold when the resident load of confirming first sub-district, obtain the information on load of second sub-district, and confirm the resident load of second sub-district, said first sub-district, second sub-district are adjacent;
First sub-district district reselecting offset parameter of this second sub-district is relatively adjusted according to the difference of the resident load of first sub-district and second sub-district in said first base station.
2. the method for claim 1; It is characterized in that; First sub-district and second sub-district belong to same base station, and then first base station is when the district reselecting offset parameter of relative this second sub-district, adjustment first sub-district, and correspondence is adjusted the district reselecting offset parameter of relative first sub-district, second sub-district.
3. the method for claim 1 is characterized in that, when first sub-district and second sub-district belong to different base station, when said first base station surpasses setting threshold when the resident load of confirming first sub-district, obtains the information on load of second sub-district, specifically comprises:
When said first base station confirmed that the resident load of first sub-district surpasses setting threshold, the information on load interactive request was sent in second base station under second sub-district, and received the information on load of second sub-district of returning said second base station.
4. method as claimed in claim 3 is characterized in that, said method also comprises:
The information on load interactive request that send according to first base station second base station is sent the information on load interactive request to first base station, and receives the information on load of first sub-district of sending first base station.
5. method as claimed in claim 4 is characterized in that, said method also comprises:
The resident load of first sub-district is confirmed according to the information on load of said first sub-district that receives in second base station;
Second base station obtains the information on load of second sub-district, and confirms the resident load of second sub-district;
The district reselecting offset parameter of relative first sub-district, second sub-district is adjusted according to the difference of the resident load of first sub-district and second sub-district in second base station.
6. like the described method of the arbitrary claim of claim 1 to 5, it is characterized in that the difference of said resident load according to first sub-district and second sub-district is adjusted the district reselecting offset parameter of relative second sub-district, first sub-district, is specially:
When difference during more than or equal to the parameter adjustment threshold value; If the resident load of first sub-district is higher; Then the district reselecting offset parameter of relative second sub-district of first sub-district is turned down; If the resident load of first sub-district is lower, then the district reselecting offset parameter of relative second sub-district of first sub-district is heightened;
When difference during, then keep the district reselecting offset parameter of first sub-district constant smaller or equal to the parameter adjustment threshold value.
7. the resident load balance method in minizone is characterized in that, comprising:
The information on load interactive request that send according to first base station that receives second base station, and to first base station transmission information on load interactive request;
Second base station receives the information on load of first sub-district of sending first base station, and confirms the resident load of first sub-district;
Second base station obtains the information on load of second sub-district, and confirms the resident load of second sub-district;
The district reselecting offset parameter of relative first sub-district, second sub-district is adjusted according to the difference of the resident load of first sub-district and second sub-district in second base station.
8. the device of the resident load balancing in minizone is characterized in that, comprising:
First cell load obtains module, is used to obtain the information on load of first sub-district, and confirms the resident load of first sub-district;
The second cell load receiver module is used for when the resident load of confirming first sub-district surpasses setting threshold, obtaining the information on load of second sub-district, and confirms the resident load of second sub-district, and said first sub-district, second sub-district are adjacent;
The first sub-district adjusting module is used for the difference according to the resident load of first sub-district and second sub-district, adjusts first sub-district district reselecting offset parameter of this second sub-district relatively.
9. device as claimed in claim 8; It is characterized in that; First sub-district and second sub-district belong to same base station; Then the first sub-district adjusting module also is used for when the district reselecting offset parameter of relative this second sub-district, adjustment first sub-district, the district reselecting offset parameter of corresponding adjustment relative first sub-district, second sub-district.
10. device as claimed in claim 8; It is characterized in that; When first sub-district and second sub-district belonged to different base station, the said second cell load receiver module was when the resident load that specifically is used for confirming first sub-district surpasses setting threshold; The information on load interactive request is sent in second base station under second sub-district, and receives the information on load of second sub-district of returning said second base station.
11. the device of the resident load balancing in minizone is characterized in that, comprising:
The first cell load receiver module; Be used for information on load interactive request according to first base station transmission that receives; And, receive the information on load of first sub-district of sending first base station, and confirm the resident load of first sub-district to first base station transmission information on load interactive request;
The second sub-district adjusting module is used to obtain the information on load of second sub-district, and confirms the resident load of second sub-district, and according to the difference of the resident load of first sub-district and second sub-district, adjusts the district reselecting offset parameter of relative first sub-district, second sub-district.
Priority Applications (2)
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CN2010105371724A CN102469517A (en) | 2010-11-09 | 2010-11-09 | Method of residence load balance between cells and apparatus thereof |
PCT/CN2011/078430 WO2012062143A1 (en) | 2010-11-09 | 2011-08-15 | Method and device for balancing resident load between cells |
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CN2010105371724A CN102469517A (en) | 2010-11-09 | 2010-11-09 | Method of residence load balance between cells and apparatus thereof |
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CN102469517A true CN102469517A (en) | 2012-05-23 |
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CN103987085A (en) * | 2013-02-07 | 2014-08-13 | 华为技术有限公司 | Inter-cell mobility load balance method and mobility load balance device |
CN104333879A (en) * | 2014-10-29 | 2015-02-04 | 中国联合网络通信集团有限公司 | Load sharing method and device |
CN106535259A (en) * | 2015-09-11 | 2017-03-22 | 中国移动通信集团上海有限公司 | Cell load balancing method and cell load balancing device |
CN106550414A (en) * | 2015-09-22 | 2017-03-29 | 中兴通讯股份有限公司 | A kind of load-balancing method and device |
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CN106664651A (en) * | 2014-08-08 | 2017-05-10 | 日本电气株式会社 | Communications system with idle mode terminal balancing |
WO2018196297A1 (en) * | 2017-04-24 | 2018-11-01 | 上海中兴软件有限责任公司 | Method and apparatus for adjusting load balance execution threshold, and terminal |
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CN103987085B (en) * | 2013-02-07 | 2017-06-27 | 华为技术有限公司 | Minizone moving load method and moving load balancer in a balanced way |
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CN106664651B (en) * | 2014-08-08 | 2020-11-17 | 日本电气株式会社 | Communication system with idle mode terminal equalization |
CN106664651A (en) * | 2014-08-08 | 2017-05-10 | 日本电气株式会社 | Communications system with idle mode terminal balancing |
CN104333879A (en) * | 2014-10-29 | 2015-02-04 | 中国联合网络通信集团有限公司 | Load sharing method and device |
CN104333879B (en) * | 2014-10-29 | 2018-03-06 | 中国联合网络通信集团有限公司 | A kind of load share method and device |
CN106535259A (en) * | 2015-09-11 | 2017-03-22 | 中国移动通信集团上海有限公司 | Cell load balancing method and cell load balancing device |
CN106550414A (en) * | 2015-09-22 | 2017-03-29 | 中兴通讯股份有限公司 | A kind of load-balancing method and device |
GB2542820A (en) * | 2015-09-30 | 2017-04-05 | British Telecomm | Base station |
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WO2018196297A1 (en) * | 2017-04-24 | 2018-11-01 | 上海中兴软件有限责任公司 | Method and apparatus for adjusting load balance execution threshold, and terminal |
CN108738076B (en) * | 2017-04-24 | 2021-09-21 | 上海中兴软件有限责任公司 | Method and device for load balancing execution threshold adjustment |
CN110381539A (en) * | 2019-08-28 | 2019-10-25 | 中国联合网络通信集团有限公司 | The method, apparatus and system of network load equilibrium |
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