CN105338539B - A kind of method and device of cell combining - Google Patents
A kind of method and device of cell combining Download PDFInfo
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- CN105338539B CN105338539B CN201510830921.5A CN201510830921A CN105338539B CN 105338539 B CN105338539 B CN 105338539B CN 201510830921 A CN201510830921 A CN 201510830921A CN 105338539 B CN105338539 B CN 105338539B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/18—Network planning tools
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/26—Cell enhancers or enhancement, e.g. for tunnels, building shadow
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
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Abstract
The embodiment of the invention discloses a kind of method and devices of cell combining, are related to field of communication technology, can reduce the maintenance cost in network planning process of construction.The method of the embodiment of the present invention includes: to obtain the corresponding neighboring cell list of target logic cell；Obtain the handover failure rate in the set of cells of target logic cell and neighbor logic cell composition between every two logic district；Two logic districts for determining that handover failure rate is greater than the first thresholding are cell pair to be combined；The resource utilization of cell pair to be combined is obtained, and the resident situation of target terminal within a preset time；According to the resource utilization of cell pair to be combined and resident situation, the cell to be combined of preset condition will be met to merging by determining.The present invention is suitable for a kind of communications network system.
Description
Technical field
The present invention relates to field of communication technology more particularly to a kind of method and devices of cell combining.
Background technique
With the development of communication technology, especially distributed base station gradually substitutes traditional macro base station, multiple RRU
(Remote Radio Unit, remote radio unit (RRU)) can be by being connected to same BBU (Building Baseband simultaneously
Unit, indoor baseband processing unit), to constitute multiple logic districts, wherein each RRU is a logic district.
Currently, can by the way that multiple logic districts are merged, so that the upstream data of same user is merged, thus
Improve reception gain.But the merging in order to rationalize multiple logic districts, need the side by artificial site inspection
Method confirms the distribution situation of user, is merged later according to the distribution situation of user to multiple logic districts.But it uses
The above method merges the distribution feelings come it is necessary to have the network optimization personnel of practical experience to user to multiple logic districts
Condition is counted, is analyzed, and the maintenance cost in network planning process of construction is considerably increased.
Summary of the invention
The embodiment of the present invention provides a kind of method and device of cell combining, can reduce in network planning process of construction
Maintenance cost.
In order to achieve the above objectives, the embodiment of the present invention adopts the following technical scheme that
In a first aspect, the embodiment of the present invention provides a kind of method of cell combining, which comprises
Obtain the corresponding neighboring cell list of target logic cell, the neighboring cell list include it is all within a preset time with it is described
The neighbor logic cell of target logic cell progress cell switching；
Obtain every two logic district in the set of cells of the target logic cell and neighbor logic cell composition
Between handover failure rate；
Two logic districts for determining that the handover failure rate is greater than the first thresholding are cell pair to be combined；
Obtain the resource utilization of the cell pair to be combined, and in the preset time target terminal resident feelings
Condition, the resident situation are used to indicate the logic district that the target terminal is resident in the preset time；
Preset condition will be met according to the resource utilization of the cell pair to be combined and the resident situation, determination
Cell to be combined to merging.
Second aspect, the embodiment of the present invention provide a kind of device of cell combining, and described device includes:
Module is obtained, for obtaining the corresponding neighboring cell list of target logic cell, the neighboring cell list includes all pre-
If the neighbor logic cell of cell switching is carried out in the time with the target logic cell；
The acquisition module is also used to obtain the cell set of the target logic cell and neighbor logic cell composition
Handover failure rate in conjunction between every two logic district；
Determining module, two logic districts for determining that the handover failure rate is greater than the first thresholding are cell to be combined
It is right；
The acquisition module is also used to obtain the resource utilization of the cell pair to be combined, and when described default
The resident situation of interior target terminal, the resident situation are used to indicate what the target terminal was resident in the preset time
Logic district；
The determining module is also used to resource utilization and the resident situation according to the cell pair to be combined,
The cell to be combined of preset condition will be met to merging by determining.
A kind of method and device of cell combining provided in an embodiment of the present invention, it is corresponding according to the target logic cell of acquisition
Neighboring cell list, obtain in the set of cells of target logic cell and neighbor logic cell composition between every two logic district
Handover failure rate, and two logic districts for determining that handover failure rate is greater than the first thresholding are cell pair to be combined, are obtained later
The resource utilization of cell pair to be combined, and the resident situation of target terminal within a preset time, and according to cell to be combined
Pair resource utilization and resident situation, the cell to be combined of preset condition will be met to merging by determining.Wherein, adjacent
Area's list includes all neighbor logic cells for carrying out cell switching with target logic cell within a preset time, is resident situation and uses
In the logic district for indicating that target terminal is resident within a preset time.It is compared in the prior art through artificial site inspection
Method confirms the distribution situation of user, is merged later according to the distribution situation of user to new logic district, the present invention
It can will meet preset condition according to the resident situation of the handover failure rate of logic district, resource utilization and target terminal
Logic district merge.Avoid expend a large amount of human and material resources the distribution situation that determines user and it is subsequent according to
The distribution situation at family merges logic district.Therefore, it can reduce the maintenance cost in network planning process of construction.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is a kind of concrete application scene schematic diagram provided in an embodiment of the present invention；
Fig. 2 is a kind of method flow diagram of cell combining provided in an embodiment of the present invention；
Fig. 3 is the method flow diagram of another cell combining provided in an embodiment of the present invention；
Fig. 4 is the method flow diagram of another cell combining provided in an embodiment of the present invention；
Fig. 5 is a kind of apparatus structure schematic diagram of cell combining provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
The embodiment of the present invention is suitable for a kind of communications network system, and BBU, at least is provided in the communications network system
Two RRU and server/network equipment.Wherein, server or the network equipment can be used for executing the method for following cell combinings
Whether process needs to carry out cell combining specifically for decision logic cell, and when needing to be implemented cell combining, determines and needs
The cell pair to be combined merged, and cell combining is carried out to logic district.As shown in Figure 1, being provided in communications network system
RRU1 to RRUn, server/network equipment and BBU, wherein n is positive integer.
The embodiment of the present invention provides a kind of method of cell combining, as shown in Fig. 2, this method can be by server or network
Equipment executes, this method comprises:
101, the corresponding neighboring cell list of target logic cell is obtained.
Wherein, neighboring cell list includes all neighbor logics for carrying out cell switching with target logic cell within a preset time
Cell.
In embodiments of the present invention, neighboring cell list can be obtained from network side.Wherein, that records in neighboring cell list adjacent patrols
Collecting cell includes the logic district switched successfully with handover failure.Namely whenever to receive neighbor logic small for target logic cell
Area send request switching message, or from target logic cell to neighbor logic cell initiate switching request when, target is patrolled
The information of neighbor logic cell can be reported to network side by collecting cell, in order to which network side generates neighboring cell list.
102, it obtains in the set of cells of target logic cell and neighbor logic cell composition between every two logic district
Handover failure rate.
In set of cells, within a preset time, touched between every two logic district there may be handoff procedure or never
Send out handoff procedure.After triggering handoff procedure, the two logic districts can be by this handoff procedure success or failure
As a result it is reported to network side, is cut so that network side can be counted respectively between the two logic districts and other logic districts
The handover failure rate changed.Wherein, the number that handover failure rate can specifically be expressed as the number of handover failure and triggering switches
Ratio.It should be noted that in embodiments of the present invention, being not especially limited for the acquisition modes of handover failure rate, network
Equipment or server can determine the handover failure rate in set of cells between every two logic district through a variety of ways.
103, two logic districts for determining that handover failure rate is greater than the first thresholding are cell pair to be combined.
It should be noted that the first thresholding is used to distinguish and needs the logic district that merges and do not need to merge
Logic district can specifically be set based on experience value.Namely when two logic districts are frequent the feelings of handover failure
When condition, the two logic districts are determined as cell pair to be combined, and two logic districts lower for handover failure rate, then
Division without cell pair to be combined.
104, the resource utilization of cell pair to be combined, and the resident situation of target terminal within a preset time are obtained.
Wherein, situation is resident for indicating the logic district that target terminal is resident within a preset time.
The resource utilization of each logic district of cell centering to be combined is obtained respectively, later according to same to be combined small
The resource utilization of each logic district in area similarly obtains every to determine the resource utilization of this cell to be combined
The resource utilization of a cell pair to be combined.In embodiments of the present invention, the network equipment or server can be by from network sides
The list of target terminal affiliated subdistrict is obtained, to determine the current affiliated logic district of target terminal, and mesh within a preset time
Logic district belonging to terminal is marked, that is, within a preset time, the logic district that target terminal accessed.
105, according to the resource utilization of cell pair to be combined and resident situation, determine by meet preset condition to
Merge cell to merging.
During being merged to logic district, in order to guarantee that the logic district after merging will not generate the utilization of resources
The lower problem of communication efficiency caused by rate is excessively high is needed the resource benefit of cell pair to be combined in embodiments of the present invention
Use rate as the Rule of judgment of auxiliary, to ensure reasonably to merge logic district.It should be noted that resident situation can
With the access relation reflected between target terminal and each logic district, therefore, in embodiments of the present invention, also need to combine
The resident situation of target terminal carries out the merging of logic district, target terminal is carried out between two logic districts frequently
The situation of switching can merge the two logic districts to reduce energy consumption of the target terminal for cell switching, from
And save the resource expended in handoff procedure.
The method of a kind of cell combining provided in an embodiment of the present invention, according to the corresponding adjacent area of target logic cell of acquisition
List obtains the switching in the set of cells of target logic cell and neighbor logic cell composition between every two logic district and loses
Rate is lost, and two logic districts for determining that handover failure rate is greater than the first thresholding are cell pair to be combined, are obtained later to be combined
The resource utilization of cell pair, and the resident situation of target terminal within a preset time, and according to the money of cell pair to be combined
Source utilization rate and resident situation, the cell to be combined of preset condition will be met to merging by determining.Wherein, neighboring cell list
Including all neighbor logic cells for carrying out cell switching with target logic cell within a preset time, resident situation is for indicating
The logic district that target terminal is resident within a preset time.Be compared in the prior art by the method for artificial site inspection come
The distribution situation for confirming user, later merges new logic district according to the distribution situation of user, the present invention can root
According to the resident situation of the handover failure rate of logic district, resource utilization and target terminal, the logic of preset condition will be met
Cell merges.It avoids and expends a large amount of human and material resources come the distribution situation for determining user and subsequent point according to user
Cloth situation merges logic district.Therefore, it can reduce the maintenance cost in network planning process of construction.
In order into the logic district for carrying out cell combining will be needed to merge, in a realization side of the embodiment of the present invention
In formula, only when the handover failure number that target logic cell and neighbor logic cell carry out cell switching is greater than the second thresholding, and
When the resource utilization of target logic cell is less than third thresholding, cell combining is carried out for target logic cell.Therefore, such as
On the basis of implementation shown in Fig. 2, it is also implemented as implementation as shown in Figure 3:
106, it obtains target logic cell and neighbor logic cell carries out the handover failure number of cell switching.
107, when handover failure number is greater than the second thresholding, the resource utilization of target logic cell is obtained.
108, it when the resource utilization of target logic cell is less than third thresholding, executes step and obtains target logic cell
Corresponding neighboring cell list.
During judging whether target logic cell needs to carry out cell combining, in order to reduce the network equipment or service
The data processing amount of device, can be by investigation handover failure number and the resource utilization of target logic cell, to be
The no preliminary judgement for needing to carry out cell combining.In embodiments of the present invention, only when target logic cell meets handover failure
Number is greater than the second thresholding, and when resource utilization is less than third thresholding, then is made whether to need to carry out cell combining process
Judgement.It should be noted that the second thresholding can be set based on experience value with third thresholding, in the embodiment of the present invention
In, third thresholding can specifically be set as 35%, that is, when the corresponding handover failure number of target logic cell is greater than second
Thresholding, and when resource utilization is less than 35% just executes the step of obtaining target logic cell corresponding neighboring cell list.It needs
It is bright, in embodiments of the present invention, can also tentatively it be judged by investigating the other parameters of target terminal, such as: when
When there is the terminal quantity for carrying out frequent switching in target terminal higher than pre-determined threshold, it is determined that target logic cell may need
Carry out cell combining.Wherein, the terminal for carrying out frequent switching, which accounts for the accounting of all target terminals, to be 40%, that is, works as mesh
When carrying out frequent switching there are 40% terminal in mark terminal, it is determined that target logic cell needs to carry out cell combining.It needs
Illustrate, is not especially limited in embodiments of the present invention for determining whether terminal carries out the mode of frequent switching, it can be with
According to target terminal in preset time carry out cell switching number or target terminal in preset time resident situation come into
Row determines.
The method of a kind of cell combining provided in an embodiment of the present invention, when target logic cell and neighbor logic cell carry out
Cell switching handover failure number be greater than the second thresholding, and the resource utilization of target logic cell be less than third thresholding when,
According to the corresponding neighboring cell list of target logic cell of acquisition, the cell of target logic cell and neighbor logic cell composition is obtained
Handover failure rate in set between every two logic district, and determine that handover failure rate is small greater than two logics of the first thresholding
Area is cell pair to be combined, obtains the resource utilization of cell pair to be combined later, and target terminal within a preset time
Resident situation, and according to the resource utilization of cell pair to be combined and resident situation, determine by meet preset condition wait close
And cell is to merging.Wherein, neighboring cell list include it is all within a preset time with target logic cell carry out cell switching
Neighbor logic cell, resident situation is for indicating the logic district that target terminal is resident within a preset time.It is compared to existing
There is the distribution situation for confirming user in technology by the method for artificial site inspection, later according to the distribution situation of user to new
Logic district merge, the present invention can carry out the handover failure of cell switching when logic district and neighbor logic cell
Number be greater than the second thresholding, and resource utilization be less than third thresholding when, according to the handover failure rate of logic district, the utilization of resources
The resident situation of rate and target terminal, the logic district for meeting preset condition is merged.It avoids and expends a large amount of people
Power, material resources determine the distribution situation of user and subsequent are merged according to the distribution situation of user to logic district.Cause
This, by the way that only for the target logic cell that may need to carry out cell combining, and with target logic cell, there are adjacent passes
It is determined between the neighboring community of system and needs combined logic district, the maintenance in network planning process of construction can be further decreased
Cost.
It, can be in an implementation of the embodiment of the present invention in order to select best cell to be combined to merging
By generating the belonging relation between target terminal and logic district, to determine highest RRU pairs of RRU centering correlation, and root
According to identified RRU to come the merging of completing cell pair to be combined.Therefore, on the basis of implementation as shown in Figure 2, also
It can be implemented as implementation as shown in Figure 4, wherein step 105 is according to the resource utilization of cell pair to be combined, and stays
Show mercy condition, determines that the cell to be combined that will meet preset condition to merging, can be implemented as step 1051 to step
1053:
1051, when the resource utilization of cell pair to be combined is less than four thresholdings, according to resident situation, it is whole to generate target
The belonging relation at end and cell centering to be combined logic district.
It should be noted that the 4th thresholding can according to the preset threshold value of empirical value, in the embodiment of the present invention
In, the 4th thresholding can specifically be set as 60%, that is, when the resource utilization of cell pair to be combined is less than 60%, then root
The belonging relation of target terminal and cell centering to be combined logic district is generated according to resident situation.The set-up mode of 4th thresholding can
To be configured according to the specific network architecture, such as: in the state that current communication status is preferable, the utilization of resources of logic district
Rate is below 60%, then can set 60% for the 4th thresholding, can be use with the new logic cell for ensuring to obtain after merging
Family provides preferably service.In embodiments of the present invention, the specific setting means of the 4th thresholding is not construed as limiting, it can also root
It is preset according to the parameter or current network conditions of other influences communication quality.
Such as: cell to be combined is to including RRU1 and RRU2, RRU1 and RRU3, RRU1 and RRU4 and RRU5 and RRU6.
As shown in Table 1, when belonging to RRU1 and RRU2 simultaneously there are a target terminal, then RRU1 row, RRU2 are arranged in Table 1
The quantity that position is counted adds 1；When belonging to RRU2, RRU3 and RRU4 simultaneously there are another target terminal, then in table one
The position of middle RRU2 row, RRU3 column, the position of RRU2 row, RRU4 column, RRU3 row, the quantity that the position of RRU4 column is counted add 1.
In embodiments of the present invention, target terminal and RRU5 and RRU6 and corresponding attaching relation is not detected.
It should be noted that above-mentioned cell centering to be combined, RRU1 and RRU2, RRU1 and RRU3, RRU1 and RRU4 are to deposit
In the cell pair of intersection, and RRU5 and RRU6 is that there is no the cells pair of intersection.Wherein, due to RRU1 and RRU2, RRU1 and
This 3 cell centerings to be combined of RRU3, RRU1 and RRU4 include RRU1, that is, including the same logic district, therefore, are recognized
It is this 3 cells to be combined to for there are the cells pair of intersection.In embodiments of the present invention, it can determine that respectively there are intersections
Cell centering needs a cell pair merging, and there is no the cell centering of intersection needs merge it is one small
Area pair.It should be noted that the implementation provided through the embodiment of the present invention, in fact it could happen that there are the cell centerings of intersection not
In the presence of the combined cell pair of needs, and/or there is the cell pair combined there is no needs there is no the cell centering of intersection.
Table one
| RRU1 | RRU2 | RRU3 | RRU4 | |
| RRU1 | — | +1 | ||
| RRU2 | — | — | +1 | +1 |
| RRU3 | — | — | — | +1 |
| RRU4 | — | — | — | — |
1052, according to belonging relation, RRU pairs is determined.
Wherein, RRU is to the RRU formed including two RRU with correlation to the RRU groups for not having correlation with two
At RRU pairs.
By step 1051, the correlation between RRU1, RRU2, RRU3 and RRU4 can be shown in table two.Wherein,
The correlation that the correlation that the correlation of RRU1 and RRU2 is 3, RRU1 and RRU3 is 1, RRU1 and RRU4 is 0, RRU2 and RRU3
Correlation be 5, RRU2 and RRU4 correlation be 0, RRU3 and RRU4 correlation be 2.Namely correlation be 5 RRU
To for RRU2 and RRU3, for the RRU that correlation is 3 to for RRU1 and RRU2, the RRU that correlation is 2 is related to for RRU3 and RRU4
The RRU that property is 1 is to for RRU1 and RRU3, and the RRU that correlation is 0 is to for RRU1 and RRU4 and RRU2 and RRU4, such as three institute of table
Show.
Table two
| RRU1 | RRU2 | RRU3 | RRU4 | |
| RRU1 | — | 3 | 1 | 0 |
| RRU2 | — | — | 5 | 0 |
| RRU3 | — | — | — | 2 |
| RRU4 | — | — | — | — |
Table three
| Serial number | Correlation | RRU pairs |
| 1 | 5 | RRU2 and RRU3 |
| 2 | 3 | RRU1 and RRU2 |
| 3 | 2 | RRU3 and RRU4 |
| 4 | 1 | RRU1 and RRU3 |
| 5 | 0 | RRU1 and RRU4, RRU2 and RRU4 |
Wherein, to including correlation for 5 RRU2 and RRU3, correlation is the RRU that two RRU with correlation are formed
3 RRU1 and RRU2, the RRU3 and RRU4 that correlation is 2, the RRU1 and RRU3 that correlation is 1；Two do not have correlation
The RRU of RRU composition is to the RRU1 and RRU4, RRU2 and RRU4 for being 0 including correlation.
1053, merge highest RRU pairs of RRU centering correlation, to complete the merging of cell pair to be combined.
Due to according to step 1051 and step 1052 can determine cell to be combined to include RRU1 and RRU2, RRU1 and
RRU3 and RRU1 and RRU4, and in above-mentioned 3 RRU couples, the highest RRU of correlation to the RRU1 for being 3 for correlation with
RRU2.It therefore, in embodiments of the present invention, can be by being combined to RRU1 and RRU2 to constitute new logic district.It needs
It is noted that then during judging RRU correlation, not needed the mesh when target terminal only belongs to 1 RRU
Mark terminal is included in the statistic processes of quantity.Also, the RRU with highest correlation be to may not belong to cell pair to be combined,
Be exactly correlation be 5 RRU2 and RRU3, with correlation be 3 RRU1 compared with RRU2, do not need to merge.
It should be noted that in embodiments of the present invention, needing most merge two logics in order to ensure only merging
Therefore cell when merging each time to logic district, can only merge two logic districts, later obtain merging
The logic district of new logic cell as a whole, then judged jointly with other logic districts, it is determined whether need by
New logic cell is merged with other logic districts.
The method of a kind of cell combining provided in an embodiment of the present invention, according to the corresponding adjacent area of target logic cell of acquisition
List obtains the switching in the set of cells of target logic cell and neighbor logic cell composition between every two logic district and loses
Rate is lost, and two logic districts for determining that handover failure rate is greater than the first thresholding are cell pair to be combined, are obtained later to be combined
The resource utilization of cell pair, and the resident situation of target terminal within a preset time, and work as the resource of cell pair to be combined
When utilization rate is less than four thresholdings, according to resident situation, generation target terminal is affiliated with cell centering to be combined logic district
Relationship determines RRU pairs, merges highest RRU pairs of RRU centering correlation, later to complete the merging of cell pair to be combined.Its
In, neighboring cell list includes all neighbor logic cells for carrying out cell switching with target logic cell within a preset time, is resident
Situation is for indicating the logic district that target terminal is resident within a preset time, and RRU is to the RRU groups including two with correlation
At RRU to two do not have correlation RRU form RRU pairs.It is compared to and is surveyed in the prior art by artificial scene
The method looked into confirms the distribution situation of user, is merged later according to the distribution situation of user to new logic district, this
Invention can be according to the resident situation of the handover failure rate of logic district, resource utilization and target terminal, to determine RRU
It is right, and merge highest RRU pairs of RRU centering correlation, to complete the merging of cell pair to be combined.It avoids and expends a large amount of people
Power, material resources determine the distribution situation of user and subsequent are merged according to the distribution situation of user to logic district.Cause
This, in the case where selecting best cell to be combined to merging, can reduce maintenance in network planning process of construction at
This.
The embodiment of the present invention provides a kind of device 20 of cell combining, as shown in figure 5, the device 20 includes:
Module 21 is obtained, for obtaining the corresponding neighboring cell list of target logic cell, neighboring cell list includes all default
The neighbor logic cell of cell switching is carried out in time with target logic cell.
Module 21 is obtained, is also used to obtain every two in the set of cells of target logic cell and neighbor logic cell composition
Handover failure rate between logic district.
Determining module 22, two logic districts for determining that handover failure rate is greater than the first thresholding are cell to be combined
It is right.
Module 21 is obtained, is also used to obtain the resource utilization of cell pair to be combined, and target is whole within a preset time
The resident situation at end, resident situation is for indicating the logic district that target terminal is resident within a preset time.
Determining module 22 is also used to resource utilization and resident situation according to cell pair to be combined, and determining will meet
The cell to be combined of preset condition is to merging.
In an implementation of the embodiment of the present invention, module 21 is obtained, is also used to obtain target logic cell and phase
Adjacent logic district carries out the handover failure number of cell switching.
Module 21 is obtained, is also used to obtain the resource of target logic cell when handover failure number is greater than the second thresholding
Utilization rate.
Module 21 is obtained, is also used to execute step when the resource utilization of target logic cell is less than third thresholding and obtain
Take the corresponding neighboring cell list of target logic cell.
In an implementation of the embodiment of the present invention, determining module 22, specifically for working as the money of cell pair to be combined
When source utilization rate is less than four thresholdings, according to resident situation, the institute of target terminal and cell centering to be combined logic district is generated
Category relationship；
According to belonging relation, RRU pairs of remote radio unit (RRU) is determined, RRU forms the RRU including two with correlation
RRU is to RRU pairs formed with two RRU without correlation；
Merge highest RRU pairs of RRU centering correlation, to complete the merging of cell pair to be combined.
The device of a kind of cell combining provided in an embodiment of the present invention, according to the corresponding adjacent area of target logic cell of acquisition
List obtains the switching in the set of cells of target logic cell and neighbor logic cell composition between every two logic district and loses
Rate is lost, and two logic districts for determining that handover failure rate is greater than the first thresholding are cell pair to be combined, are obtained later to be combined
The resource utilization of cell pair, and the resident situation of target terminal within a preset time, and according to the money of cell pair to be combined
Source utilization rate and resident situation, the cell to be combined of preset condition will be met to merging by determining.Wherein, neighboring cell list
Including all neighbor logic cells for carrying out cell switching with target logic cell within a preset time, resident situation is for indicating
The logic district that target terminal is resident within a preset time.Be compared in the prior art by the method for artificial site inspection come
The distribution situation for confirming user, later merges new logic district according to the distribution situation of user, the present invention can root
According to the resident situation of the handover failure rate of logic district, resource utilization and target terminal, the logic of preset condition will be met
Cell merges.It avoids and expends a large amount of human and material resources come the distribution situation for determining user and subsequent point according to user
Cloth situation merges logic district.Therefore, it can reduce the maintenance cost in network planning process of construction.
All the embodiments in this specification are described in a progressive manner, same and similar portion between each embodiment
Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments.Especially for device reality
For applying example, since it is substantially similar to the method embodiment, so describing fairly simple, related place is referring to embodiment of the method
Part explanation.
Those of ordinary skill in the art will appreciate that realizing all or part of the process in above-described embodiment method, being can be with
Relevant hardware is instructed to complete by computer program, the program can be stored in computer-readable storage medium
In, the program is when being executed, it may include such as the process of the embodiment of above-mentioned each method.Wherein, the storage medium can be magnetic
Dish, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access
Memory, RAM) etc..
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (4)
1. a kind of method of cell combining, which is characterized in that the described method includes:
Obtain the corresponding neighboring cell list of target logic cell, the neighboring cell list include it is all within a preset time with the target
The neighbor logic cell of logic district progress cell switching；
It obtains in the set of cells of the target logic cell and neighbor logic cell composition between every two logic district
Handover failure rate；
Two logic districts for determining that the handover failure rate is greater than the first thresholding are cell pair to be combined；
Obtain the resource utilization of the cell pair to be combined, and in the preset time target terminal resident situation,
The resident situation is used to indicate the logic district that the target terminal is resident in the preset time；
When the resource utilization of the cell pair to be combined is less than four thresholdings, according to the resident situation, the mesh is generated
Mark the belonging relation of terminal and the cell centering to be combined logic district；
According to the belonging relation, RRU pairs of remote radio unit (RRU) is determined, the RRU is to the RRU groups including two with correlation
At RRU pairs；Described two RRU with correlation meet the following conditions: there are at least one terminal while belonging to described
Two RRU；
It is related to merge the RRU centering for the size that the correlation is determined according to the belonging relation and the resident situation
Property is RRU pairs highest, to complete the merging of cell pair to be combined.
2. the method according to claim 1, wherein in the corresponding neighboring cell list of the acquisition target logic cell
Before, comprising:
It obtains the target logic cell and the neighbor logic cell carries out the handover failure number of cell switching；
When the handover failure number is greater than the second thresholding, the resource utilization of the target logic cell is obtained；
When the resource utilization of the target logic cell is less than third thresholding, it is corresponding to execute the acquisition target logic cell
Neighboring cell list the step of.
3. a kind of device of cell combining, which is characterized in that described device includes:
Module is obtained, for obtaining the corresponding neighboring cell list of target logic cell, the neighboring cell list includes all when default
The interior neighbor logic cell that cell switching is carried out with the target logic cell；
The acquisition module is also used to obtain in the set of cells that the target logic cell and the neighbor logic cell form
Handover failure rate between every two logic district；
Determining module, two logic districts for determining that the handover failure rate is greater than the first thresholding are cell pair to be combined；
The acquisition module is also used to obtain the resource utilization of the cell pair to be combined, and in the preset time
The resident situation of target terminal, the resident situation are used to indicate the logic that the target terminal is resident in the preset time
Cell；
The determining module is also used to when the resource utilization of the cell pair to be combined is less than four thresholdings, according to described
Resident situation, generates the belonging relation of the target terminal Yu the cell centering to be combined logic district；
According to the belonging relation, RRU pairs of remote radio unit (RRU) is determined, the RRU is to the RRU groups including two with correlation
At RRU pairs；Described two RRU with correlation meet the following conditions: there are at least one terminal while belonging to described
Two RRU；
It is related to merge the RRU centering for the size that the correlation is determined according to the belonging relation and the resident situation
Property is RRU pairs highest, to complete the merging of cell pair to be combined.
4. device according to claim 3, which is characterized in that the acquisition module is also used to obtain the target logic
Cell and the neighbor logic cell carry out the handover failure number of cell switching；
The acquisition module is also used to obtain the target logic cell when the handover failure number is greater than the second thresholding
Resource utilization；
The acquisition module is also used to when the resource utilization of the target logic cell is less than third thresholding, described in execution
The step of obtaining target logic cell corresponding neighboring cell list.
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| CN106303929B (en) | 2016-09-14 | 2019-11-12 | 宇龙计算机通信科技(深圳)有限公司 | A kind of resource partitioning polymerization and device |
| CN108156609B (en) * | 2016-12-02 | 2022-08-19 | 中兴通讯股份有限公司 | Cell merging and splitting method, device and base station |
| CN108235341A (en) * | 2016-12-21 | 2018-06-29 | 中兴通讯股份有限公司 | The update method and device of a kind of neighboring BS relationship |
| CN109348511B (en) * | 2018-11-30 | 2021-11-19 | 中国联合网络通信集团有限公司 | Method and device for allocating baseband resources |
| CN114173352A (en) * | 2021-12-01 | 2022-03-11 | 中国电信股份有限公司 | Network coverage optimization method and device, storage medium and electronic equipment |
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