CN105323766B - A kind of community user processing method, device and centralization ICIC equipment - Google Patents
A kind of community user processing method, device and centralization ICIC equipment Download PDFInfo
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Abstract
The present invention provides a kind of community user processing method, device and centralization ICIC equipment, wherein the described method includes: first edge number of users of each cell in first time point under multiple base stations that multiple base stations report in the multiple original CoMP cooperative groups of reception；Judge whether first edge number of users is more than preset first threshold value, obtains the first judging result；When the first judging result instruction first community is when the first edge number of users of first time point is more than the first threshold value, multiple original CoMP cooperative groups are reclassified as multiple first dynamic CoMP cooperative groups, so that first community is confirmed to be the central user in the first dynamic CoMP cooperative groups in the edge customer of first time point.The present invention is by detecting user in the aggregation extent of cell edge, so that first community becomes the central user in the first dynamic CoMP cooperative groups in the edge customer of first time point after repartitioning, guarantee CoMP technology can quick coordinates interference, improve the spectrum efficiency of cell edge.
Description
Technical field
The present invention relates to wireless communication field more particularly to a kind of community user processing methods, device and centralization ICIC
Equipment.
Background technique
Long term evolution (Long Term Evolution, LTE) downlink uses orthogonal frequency division multiplexing (Orthogonal
Frequency Division Multiplexing, OFDM) technology, so that being substantially achieved solution the problem of intra-cell interference.But
Its inter-cell interference (Inter-Cell Interference, ICI) is than CDMA (Code Division Multiple
Access, CDMA) system is even more serious.
In order to coordinate minizone co-channel interference, Inter-Cell Interference Coordination (Inter-Cell Interference
Coordination, ICIC) technology is used in LTE networking.ICIC technology basic thought is made by managing radio resource
Inter-cell interference is controlled, and is that a kind of multiple cell for considering situations such as resource is used and loaded in multiple cells and carrying out is wireless
Resource management techniques.
ICIC technology is a kind of radio resource management techniques at a slow speed, and ICIC technology is by wireless in each cell
The use of resource is limited, and emits function including limiting the use of running time-frequency resource or limiting its on certain running time-frequency resource
Rate reduces the spectrum efficiency of radio resource, therefore introduces coordinated multipoint transmission and reception in LTE protocol version R10 agreement
(Coordinated Multiple Points Transmission/Reception, CoMP) technology.
CoMP technology refers to the cell of the multiple base stations separated on geographical location, cooperates with and transmits data for a user ---
Physical Downlink Shared Channel (Physical Downlink Shared Channel, PDSCH) or joint receive a user
The data of transmission --- Physical Uplink Shared Channel (Physical Uplink Shared Channel, PUSCH).Introduce the skill
The purpose of art is to reduce the interference of minizone, the spectrum efficiency of the spectrum efficiency of lifting system, especially Cell Edge User.
CoMP technology is a kind of fast wireless resource management techniques, every Transmission Time Interval (Transmission Time
Interval, TTI) require shared minizone data information, the channel state information of user and scheduling information etc. (wherein
The TTI of LTE is 1ms)；Big data quantity is moved and the data of high real-time requirements are transferred to current base station equipment and group mesh belt
Huge pressure, seriously limits effect of the CoMP technology in extensive multiple cell interference coordination.
Based on the various limitations of CoMP technology and ICIC technology above, CoMP and ICIC Collaborative is now used in net
(Coordination of CoMP&ICIC, Co_CoMP_ICIC) scheme carries out co-channel interference coordinate scheme, as shown in Figure 1, tool
Body is described below.
Firstly, when networking it is existing it is small be distinguished into several groups, every group generally comprises 5~6 stylobate stations, and every group is one
CoMP cooperative groups；
Secondly, establishing a centralization ICIC control equipment, magnitude control generally can reach 3000 cell levels, this sets
The ICIC of standby responsible the whole network rank coordinates；
Finally, carrying out interference coordination using CoMP technology in Intra CoMP cooperative groups, adopted between Inter CoMP cooperative groups
It is interfered with ICIC technology.
The program uses CoMP technology in a small range (in CoMP cooperative groups), reduces number between a base station to a certain extent
According to interaction load；ICIC technology is used in a wide range of interior (between CoMP cooperative groups), reduces spectrum efficiency to a certain extent
Loss.The combination of two kinds of technologies preferably realizes co-channel interference coordination.
Existing scheme divides by the way of static division grouping to CoMP cooperative groups, i.e., in networking the small of the whole network
Area is divided into several CoMP cooperative groups according to opposite position, and except non-artificial modification, which will be run down always
It goes.
But in actual network, user is often in moving condition, it is easy to the aggregation scene of edge customer is formed,
The unbalance of network cell edge load is caused, i.e., at certain overlapping cell edges, user's aggregation causes the biggish network in the region
Load；And in certain overlapping cells, user leaves, and the network load in the region is lighter.The side of existing static division grouping
Case can not adapt to the mobile scene for causing cell edge network load unbalance of user, cannot realize the optimal of radio resource well
Change distribution.
Summary of the invention
The object of the present invention is to provide a kind of community user processing method, device and centralization ICIC equipment, pass through detection
User cell edge aggregation extent so that first community becomes the in the edge customer of first time point after repartitioning
Central user in one dynamic CoMP cooperative groups, guarantee CoMP technology can quick coordinates interference, improve the frequency of cell edge
Spectrum efficiency
To achieve the goals above, the embodiment of the invention provides a kind of community user processing methods, for centralization
ICIC equipment, the ICIC equipment carry out Inter-Cell Interference Coordination between multiple original CoMP cooperative groups divided, wherein
It include multiple base stations in each original CoMP cooperative groups, which comprises
Receive each cell under the multiple base station that multiple base stations described in the multiple original CoMP cooperative groups report
In the first edge number of users of first time point；
Judge whether the first edge number of users is more than preset first threshold value, obtains the first judging result；
When first judging result instruction first community is more than described the in the first edge number of users of first time point
When one threshold value, the multiple original CoMP cooperative groups are reclassified as multiple first dynamic CoMP cooperative groups, so that described
First community is confirmed to be the central user in the first dynamic CoMP cooperative groups in the edge customer of first time point.
Above-mentioned community user processing method, wherein all base stations under the multiple first dynamic CoMP cooperative groups are logical
Cross S1/X2 mouthfuls of progress data interactions.
Above-mentioned community user processing method, wherein the method also includes:
The multiple original CoMP cooperation is calculated in the first edge number of users of first time point according to each cell
Every cell average edge number of users in group；
Judge whether every cell average edge number of users is more than preset second threshold value, obtains the second judgement knot
Fruit；
It is described to judge whether the first edge number of users is more than preset first threshold value, obtain the first judging result tool
Body are as follows:
When second judging result indicates that the average edge number of users is more than preset second threshold value, institute is judged
State whether first edge number of users is more than preset first threshold value, obtains the first judging result.
Above-mentioned community user processing method, wherein when the multiple original CoMP cooperative groups are reclassified as multiple
After one dynamic CoMP cooperative groups, the method also includes:
Judge whether the first edge number of users is more than preset third threshold value, obtains third judging result, wherein
The third threshold value is higher than first threshold value；
It, will be described more when the third judging result indicates that the first edge number of users is more than the third threshold value
A first dynamic CoMP cooperative groups are reclassified as multiple second dynamic CoMP cooperative groups.
Above-mentioned community user processing method, wherein when the multiple original CoMP cooperative groups are reclassified as multiple move
State CoMP cooperative groups, and between the multiple dynamic CoMP cooperative groups after progress Inter-Cell Interference Coordination, the method is also
Include:
Receive each cell under the multiple base station that multiple base stations described in the multiple original CoMP cooperative groups report
In the second edge number of users at the second time point；
Judge whether the second edge number of users is more than first threshold value, obtains the 4th judging result；
When the 4th judging result indicates that each cell is less than institute in the second edge number of users at the second time point
When stating the first threshold value, the first dynamic CoMP cooperative groups are reverted into the multiple original CoMP cooperative groups.
To achieve the goals above, the embodiment of the invention also provides a kind of community user processing units, for centralization
ICIC equipment, the ICIC equipment carry out Inter-Cell Interference Coordination between multiple original CoMP cooperative groups divided, wherein
It include multiple base stations in each original CoMP cooperative groups, described device includes:
First receiving module, for receive multiple base stations described in the multiple original CoMP cooperative groups report it is described more
First edge number of users of each cell in first time point under a base station；
First judgment module is obtained for judging whether the first edge number of users is more than preset first threshold value
First judging result；
First processing module, for when first judging result instruction first community is in the first edge of first time point
When number of users is more than first threshold value, the multiple original CoMP cooperative groups are reclassified as multiple first dynamic CoMP
Cooperative groups, so that the first community is in the edge customer of first time point is confirmed to be in the first dynamic CoMP cooperative groups
Heart user.
Above-mentioned community user processing unit, wherein all base stations under the multiple first dynamic CoMP cooperative groups are logical
Cross S1/X2 mouthfuls of progress data interactions.
Above-mentioned community user processing unit, wherein described device further include:
Computing module, it is the multiple for being calculated according to each cell in the first edge number of users of first time point
Every cell average edge number of users in original CoMP cooperative groups；
Second judgment module, for judging whether every cell average edge number of users is more than preset second thresholding
Value obtains the second judging result；
The first judgment module specifically:
When second judging result indicates that the average edge number of users is more than preset second threshold value, institute is judged
State whether first edge number of users is more than preset first threshold value, obtains the first judging result.
Above-mentioned community user processing unit, wherein described device further include:
Third judgment module is obtained for judging whether the first edge number of users is more than preset third threshold value
Third judging result, wherein the third threshold value is not less than first threshold value；
Second processing module, for indicating that the first edge number of users is more than the third when the third judging result
When threshold value, the multiple first dynamic CoMP cooperative groups are reclassified as multiple second dynamic CoMP cooperative groups.
Above-mentioned community user processing unit, wherein described device further include:
Second receiving module, for receive multiple base stations described in the multiple original CoMP cooperative groups report it is described more
Second edge number of users of each cell at the second time point under a base station；
4th judgment module obtains for judging whether the second edge number of users is more than first threshold value
Four judging results；
Third processing module, for indicating each cell in the second edge at the second time point when the 4th judging result
When number of users is less than first threshold value, the first dynamic CoMP cooperative groups are reverted into the multiple original CoMP
Cooperative groups.
To achieve the goals above, the embodiment of the invention also provides a kind of centralization Inter-Cell Interference Coordination ICIC to set
Standby, it is dry that the ICIC equipment carries out minizone between multiple original coordinated multipoint transmissions divided and reception CoMP cooperative groups
Coordination is disturbed, wherein including multiple base stations in each original CoMP cooperative groups, the ICIC equipment includes described in any of the above embodiments
Community user processing unit.
The embodiment of the present invention have the advantages that at least one of:
The embodiment of the present invention, in the aggregation extent of cell edge, is dynamically divided CoMP cooperative groups, made by detection user
The edge customer that first community is obtained in first time point is used after repartitioning as the center in the first dynamic CoMP cooperative groups
Family, guarantee CoMP technology can quick coordinates interference, improve the spectrum efficiency of cell edge；
In embodiments of the present invention, the fast convergence being grouped for the ease of network management and CoMP cooperative groups, when cell side
After edge load reduction, it revert to coordinated multipoint transmission and reception scheme again；
The embodiment of the present invention does not change networking and the hardware structure of existing Co_CoMP_ICIC scheme, realizes simple；
There is number and the region of dynamic adjustment by record in the embodiment of the present invention, can be to optimizing and revising CoMP cooperative groups
Base station combination direct instruction is provided.
Detailed description of the invention
Fig. 1 is original static Co_CoMP_ICIC networking schematic diagram in the prior art；
Fig. 2 is the flow diagram of community user processing method provided in an embodiment of the present invention；
Fig. 3 is that static and dynamic Co_CoMP_ICIC provided in an embodiment of the present invention divides transition diagram；
Fig. 4 is dynamic Co_CoMP_ICIC scheduling flow schematic diagram provided in an embodiment of the present invention；
Fig. 5 is dynamic Co_CoMP_ICIC data interaction schematic diagram provided in an embodiment of the present invention；
Fig. 6 is the state of a control circulation schematic diagram of centralization ICIC equipment provided in an embodiment of the present invention；
Fig. 7 is the structural schematic diagram of community user processing unit provided in an embodiment of the present invention.
Specific embodiment
To keep technical problems to be solved of the embodiment of the present invention, technical solution and advantage clearer, below in conjunction with attached
Figure and specific embodiment are described in detail.
The embodiment of the invention provides a kind of community user processing methods, are used for centralization ICIC equipment, and the ICIC is set
It is standby to carry out Inter-Cell Interference Coordination between multiple original CoMP cooperative groups divided, wherein in each original CoMP cooperative groups
Including multiple base stations, the method is as shown in Figure 2, comprising:
Step 21, it receives every under the multiple base station that multiple base stations described in the multiple original CoMP cooperative groups report
First edge number of users of a cell in first time point；
Step 22, judge whether the first edge number of users is more than preset first threshold value, obtain the first judgement knot
Fruit；
Step 23, when first judging result instruction first community is more than in the first edge number of users of first time point
When first threshold value, the multiple original CoMP cooperative groups are reclassified as multiple first dynamic CoMP cooperative groups, are made
It obtains the first community and is confirmed to be the central user in the first dynamic CoMP cooperative groups in the edge customer of first time point.
In the above method provided in an embodiment of the present invention, by detection user in the aggregation extent of cell edge, i.e. side
Original CoMP cooperative groups are reclassified as multiple first dynamic CoMP cooperative groups, the side before first community by edge number of users
Edge user becomes central user in the first dynamic CoMP cooperative groups after repartitioning.As shown in figure 3, cell edge is assembled
The high several cells of degree are divided in same dynamic CoMP cooperative groups after repartitioning CoMP cooperative groups.At this point, can
To be rapidly performed by coordinates interference in group using CoMP technology, to improve the spectrum efficiency of cell edge.
The embodiment of the present invention haves no need to change networking and the hardware structure of existing Co_CoMP_ICIC scheme, passes through concentration
The control of Formulas I CIC equipment, it will be able to original static CoMP cooperative groups are reclassified as dynamic CoMP cooperative groups, realized simple.
With reference to the accompanying drawing 4 introduce dynamic CoMP cooperation group scheduling process.
The dynamic that centralization ICIC equipment is responsible for controlling CoMP cooperative groups in Fig. 4 updates, such as whether control currently needs
Carry out repartitioning, according to CoMP cooperative groups configuration MAC layer repartitioned etc., the physical layer L1/ of base station for CoMP cooperative groups
MAC layer L2 is responsible for reporting corresponding metrical information to centralized ICIC equipment, and wherein L2 is responsible for real according to the court verdict of configuration
Now dynamic CoMP cooperative groups real time coordination.
Firstly, L1 reports the first metrical information to be reported to centralized ICIC equipment, the granularity of report cycle is 10 milliseconds of (nothings
Line frame), the first metrical information here is the reception power of user, interference value etc., with the existing complete phase of original static scheme
Together；
Secondly, L1 is reported to second metrical informations such as the Signal to Interference plus Noise Ratio SINR of the received channel of user
L2, the content of the second metrical information is identical with existing static scheme, and (SINR that layer 2 can be reported according to L1 determines the user
Belong to Cell Center User or Cell Edge User)；
Then, the hybrid automatic repeat-request of user's uplink and downlink channel is confirmed response HARQ_ACK information, Block Error Rate by L2
(Block Error Ratio, BLER), edge customer number, central user number are reported to centralized ICIC equipment, and report cycle can
Think 1 second, granularity is 10 milliseconds (process is identical as existing original static scheme)；
Finally, determining whether to need according to user's degree of polymerization (the edge customer number of cell) of detection by centralized ICIC equipment
Repartitioning for CoMP cooperative groups is carried out, dynamic control is carried out to the CoMP cooperative groups that needs are repartitioned, the control period can
Think 100 milliseconds, granularity is 100 milliseconds, and the every TTI of L2 carries out Real-Time Scheduling according to the CoMP cooperative groups repartitioned, and is handed over simultaneously
The control message that mutual CoMP needs.
In addition, as shown in figures 1 and 3, original static CoMP cooperative groups be based on transmission network, i.e., it is each original
All base stations in CoMP cooperative groups are all on a transmission network ring, and the data transmission between different CoMP cooperative groups is only
S1/X2 mouthfuls can be passed through.In embodiments of the present invention, multiple original CoMP cooperative groups are being reclassified as multiple first dynamics
After CoMP cooperative groups, the first dynamic CoMP cooperative groups of foundation can only be carried out because of across transmission network ring by S1/X2 mouthfuls
Data interaction, i.e., all base stations under the multiple first dynamic CoMP cooperative groups pass through S1/X2 mouthfuls of progress data interactions, such as scheme
Shown in 5.
At this point, S1/X2 mouthfuls of bandwidth will become bottleneck, but in embodiments of the present invention, it can be dynamic by adjusting first
The correspondence parameter of state CoMP cooperative groups, to reduce the number of users for needing to carry out CoMP coordination in the first dynamic CoMP cooperative groups,
To mitigate the transmission pressure of S1/X2；Certainly, when S1/X2 mouthfuls of bandwidth can support more users, then by adjusting corresponding ginseng
Number is adapted to.
Above-mentioned community user processing method, wherein preferably, the method also includes:
The multiple original CoMP cooperation is calculated in the first edge number of users of first time point according to each cell
Every cell average edge number of users in group；
Judge whether every cell average edge number of users is more than preset second threshold value, obtains the second judgement knot
Fruit；
It is described to judge whether the first edge number of users is more than preset first threshold value, obtain the first judging result tool
Body are as follows:
When second judging result indicates that the average edge number of users is more than preset second threshold value, institute is judged
State whether first edge number of users is more than preset first threshold value, obtains the first judging result.
When every cell average edge number of users is lower than preset second threshold value, illustrate small in original CoMP cooperative groups
The aggregation extent of area edge is not high, can not repartition to original CoMP cooperative groups.
In addition, in embodiments of the present invention, when the multiple original CoMP cooperative groups are reclassified as multiple first dynamics
After CoMP cooperative groups, it can also further judge whether first edge number of users is higher than a third threshold value, here
Three threshold values are higher than the first threshold value.If first edge number of users is higher than third threshold value, also needed at this time to the first dynamic
CoMP cooperative groups are repartitioned, and multiple second dynamic CoMP cooperative groups are divided into.Second dynamic CoMP cooperative groups and the first dynamic
COMP assistance group is compared, and edge customer as much as possible should be made to be reaffirmed for center user.I.e. the method is also wrapped
It includes:
Judge whether the first edge number of users is more than preset third threshold value, obtains third judging result, wherein
The third threshold value is higher than first threshold value；
It, will be described more when the third judging result indicates that the first edge number of users is more than the third threshold value
A first dynamic CoMP cooperative groups are reclassified as multiple second dynamic CoMP cooperative groups.
Meanwhile the fast convergence being grouped for the ease of network management and CoMP cooperative groups, the embodiment of the present invention is still with existing
Having scheme is the starting point of dynamic coordinate, and after cell edge load reduction, revert to existing scheme.I.e. when the multiple
Original CoMP cooperative groups are reclassified as multiple dynamic CoMP cooperative groups, and carry out between the multiple dynamic CoMP cooperative groups
After Inter-Cell Interference Coordination, the method also includes:
Receive each cell under the multiple base station that multiple base stations described in the multiple original CoMP cooperative groups report
In the second edge number of users at the second time point；
Judge whether the second edge number of users is more than first threshold value, obtains the 4th judging result；
When the 4th judging result indicates that each cell is less than institute in the second edge number of users at the second time point
When stating the first threshold value, the first dynamic CoMP cooperative groups are reverted into the multiple original CoMP cooperative groups.
From the above process as can be seen that centralization ICIC equipment has 4 kinds of different state of a controls, as shown in fig. 6, packet
It includes:
When the condition 1 of satisfaction, cell edge aggregation extent is not high at this time, and every cell average edge number of users is lower than the second thresholding
Value, ICIC equipment carry out Inter-Cell Interference Coordination between multiple original CoMP cooperative groups divided, inside CoMP cooperative groups
According to CoMP technical coordination inter-user interference；
When the condition 2 of satisfaction, every cell average edge number of users is more than the second threshold value at this time, and there are the of first community
One edge number of users is more than the first threshold value, accordingly, needs multiple original CoMP cooperative groups being reclassified as multiple first
Dynamic CoMP cooperative groups, so that the first community is confirmed to be the first dynamic CoMP cooperation in the edge customer of first time point
Central user in group；
When the condition 3 of satisfaction, higher when illustrating the cell edge degree of polymerization compared to condition 2, first edge number of users is more than at this time
Third threshold value, wherein third threshold value is higher than the first threshold value, and the first dynamic CoMP cooperative groups for needing to have divided are again
The second dynamic CoMP cooperative groups are divided into, are more than the side of the second community of third threshold value by first edge number of users accordingly
Edge user, the central user being confirmed as in the second dynamic CoMP cooperative groups as much as possible；
When the condition 4 of satisfaction, illustrates cell edge load reduction at this time, original CoMP cooperative groups can be revert at this time.
In practical applications, centralized ICIC equipment exports accordingly distributed resource table under different state of a controls, such as
Shown in table 1.
Table 1
Centralized ICIC equipment according to decision algorithm be calculated as a result, the migration of state of a control, and export requirement
Resource table；By the migration (as shown in Figure 6) of state machine state, the control of the CoMP cooperative groups of whole network is completed, thus real
The adaptive dynamic for having showed Internet resources controls.
For the state machine based entirely on existing static configuration scheme, two resource tables of original I nit state output are state machines
All dynamic configuration resource tables of the basic resource control table jumped, adaptive Adapt state output are all directly based upon Init
The resource table of state output, i.e., when state transits to Adapt from Adapt, the new resources table of generation is not based on old Adapt
The resource table of state, but two based on Init state output resource tables generate, and can guarantee the fast convergence of state in this way.
The parameter that distributed resource table in above-mentioned table 1 specifically includes is as shown in table 2.
Table 2
In Init state, Static_Intra_RT and Static_Inter_RT is generated, by the two resource tables, is concentrated
Base station and the small of its carrying are distinguished into CoMP cooperative groups the two major classes between CoMP cooperative groups by Formulas I CIC:
With
After receiving the user position update information (central user and edge customer classification information) that base station layer 2 reports, update
User information:
Aggregation extent of the embodiment of the present invention by detection user in cell edge, dynamic division CoMP cooperative groups, with
Guarantee CoMP technology can quick coordinates interference, improve the spectrum efficiency of cell edge；Meanwhile for the ease of network management and
The fast convergence of CoMP cooperative groups grouping revert to coordinated multipoint transmission and recipient after cell edge load reduces again
Case；In addition, the embodiment of the present invention does not change networking and the hardware structure of existing Co_CoMP_ICIC scheme, realize simple；This
Number and the region of dynamic adjustment can also occur by record in inventive embodiments, to the group of base stations for optimizing and revising CoMP cooperative groups
It closes and direct instruction is provided.
The embodiment of the invention also provides a kind of community user processing units, are used for centralization ICIC equipment, the ICIC
Equipment carries out Inter-Cell Interference Coordination between multiple original CoMP cooperative groups divided, wherein each original CoMP cooperative groups
In include multiple base stations, described device as shown in fig. 7, comprises:
First receiving module, for receive multiple base stations described in the multiple original CoMP cooperative groups report it is described more
First edge number of users of each cell in first time point under a base station；
First judgment module is obtained for judging whether the first edge number of users is more than preset first threshold value
First judging result；
First processing module, for when first judging result instruction first community is in the first edge of first time point
When number of users is more than first threshold value, the multiple original CoMP cooperative groups are reclassified as multiple first dynamic CoMP
Cooperative groups, so that the first community is in the edge customer of first time point is confirmed to be in the first dynamic CoMP cooperative groups
Heart user.
Above-mentioned community user processing unit, wherein all base stations under the multiple first dynamic CoMP cooperative groups are logical
Cross S1/X2 mouthfuls of progress data interactions.
Above-mentioned community user processing unit, wherein described device further include:
Computing module, it is the multiple for being calculated according to each cell in the first edge number of users of first time point
Every cell average edge number of users in original CoMP cooperative groups；
Second judgment module, for judging whether every cell average edge number of users is more than preset second thresholding
Value obtains the second judging result；
The first judgment module specifically:
When second judging result indicates that the average edge number of users is more than preset second threshold value, institute is judged
State whether first edge number of users is more than preset first threshold value, obtains the first judging result.
Above-mentioned community user processing unit, wherein described device further include:
Third judgment module is obtained for judging whether the first edge number of users is more than preset third threshold value
Third judging result, wherein the third threshold value is not less than first threshold value；
Second processing module, for indicating that the first edge number of users is more than the third when the third judging result
When threshold value, the multiple first dynamic CoMP cooperative groups are reclassified as multiple second dynamic CoMP cooperative groups.
Above-mentioned community user processing unit, wherein described device further include:
Second receiving module, for receive multiple base stations described in the multiple original CoMP cooperative groups report it is described more
Second edge number of users of each cell at the second time point under a base station；
4th judgment module obtains for judging whether the second edge number of users is more than first threshold value
Four judging results；
Third processing module, for indicating each cell in the second edge at the second time point when the 4th judging result
When number of users is less than first threshold value, the first dynamic CoMP cooperative groups are reverted into the multiple original CoMP
Cooperative groups.
The embodiment of the invention also provides a kind of centralized Inter-Cell Interference Coordination ICIC equipment, and the ICIC equipment is more
Inter-Cell Interference Coordination is carried out between a original coordinated multipoint transmission divided and reception CoMP cooperative groups, wherein each original
It include multiple base stations in CoMP cooperative groups, the ICIC equipment includes community user processing unit described in any of the above embodiments.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (11)
1. a kind of community user processing method, be used for centralization ICIC equipment, the ICIC equipment it is multiple divided it is original
Inter-Cell Interference Coordination is carried out between CoMP cooperative groups, wherein including multiple base stations, feature in each original CoMP cooperative groups
It is, which comprises
Each cell is received under the multiple base station that multiple base stations described in the multiple original CoMP cooperative groups report
The first edge number of users at one time point；
Judge whether the first edge number of users is more than preset first threshold value, obtains the first judging result；
When first judging result instruction first community first time point first edge number of users more than described first
When limit value, the multiple original CoMP cooperative groups are reclassified as multiple first dynamic CoMP cooperative groups, so that described first
Cell is confirmed to be the central user in the first dynamic CoMP cooperative groups in the edge customer of first time point.
2. community user processing method as described in claim 1, which is characterized in that the multiple first dynamic CoMP cooperative groups
Under all base stations pass through S1/X2 mouthfuls of progress data interactions.
3. community user processing method as described in claim 1, which is characterized in that the method also includes:
First edge number of users according to each cell in first time point calculates in the multiple original CoMP cooperative groups
Every cell average edge number of users；
Judge whether every cell average edge number of users is more than preset second threshold value, obtains the second judging result；
It is described to judge whether the first edge number of users is more than preset first threshold value, it is specific to obtain the first judging result
Are as follows:
When second judging result indicates that the average edge number of users is more than preset second threshold value, described the is judged
Whether one edge number of users is more than preset first threshold value, obtains the first judging result.
4. community user processing method as claimed in claim 3, which is characterized in that when the multiple original CoMP cooperative groups weight
It is newly divided into after multiple first dynamic CoMP cooperative groups, the method also includes:
Judge under the multiple base station whether each cell in the first edge number of users of first time point is more than preset third
Threshold value obtains third judging result, wherein the third threshold value is higher than first threshold value；
When the third judging result indicates that the first edge number of users is more than the third threshold value, by the multiple the
One dynamic CoMP cooperative groups are reclassified as multiple second dynamic CoMP cooperative groups.
5. community user processing method as described in claim 3 or 4, which is characterized in that when the multiple original CoMP cooperates
Group is reclassified as multiple dynamic CoMP cooperative groups, and inter-cell interference association is carried out between the multiple dynamic CoMP cooperative groups
After tune, the method also includes:
Each cell is received under the multiple base station that multiple base stations described in the multiple original CoMP cooperative groups report
The second edge number of users at two time points；
Judge whether the second edge number of users is more than first threshold value, obtains the 4th judging result；
When the 4th judging result indicates that each cell is less than described in the second edge number of users at the second time point
When one threshold value, the first dynamic CoMP cooperative groups are reverted into the multiple original CoMP cooperative groups.
6. a kind of community user processing unit, be used for centralization ICIC equipment, the ICIC equipment it is multiple divided it is original
Inter-Cell Interference Coordination is carried out between CoMP cooperative groups, wherein including multiple base stations, feature in each original CoMP cooperative groups
It is, described device includes:
First receiving module, the multiple base reported for receiving multiple base stations described in the multiple original CoMP cooperative groups
First edge number of users of each cell of standing down in first time point；
First judgment module obtains first for judging whether the first edge number of users is more than preset first threshold value
Judging result；
First processing module, for when first judging result instruction first community is in the first edge user of first time point
When number is more than first threshold value, the multiple original CoMP cooperative groups are reclassified as multiple first dynamic CoMP and are cooperated
Group is used so that the first community is confirmed to be the center in the first dynamic CoMP cooperative groups in the edge customer of first time point
Family.
7. community user processing unit as claimed in claim 6, which is characterized in that the multiple first dynamic CoMP cooperative groups
Under all base stations pass through S1/X2 mouthfuls of progress data interactions.
8. community user processing unit as claimed in claim 6, which is characterized in that described device further include:
Computing module, it is the multiple original for being calculated according to each cell in the first edge number of users of first time point
Every cell average edge number of users in CoMP cooperative groups；
Second judgment module, for judging whether every cell average edge number of users is more than preset second threshold value, is obtained
Obtain the second judging result；
The first judgment module specifically:
When second judging result indicates that the average edge number of users is more than preset second threshold value, described the is judged
Whether one edge number of users is more than preset first threshold value, obtains the first judging result.
9. community user processing unit as claimed in claim 8, which is characterized in that described device further include:
Third judgment module is for judging under the multiple base station each cell in the first edge number of users of first time point
No is more than preset third threshold value, obtains third judging result, wherein the third threshold value is not less than first thresholding
Value；
Second processing module, for indicating that the first edge number of users is more than the third thresholding when the third judging result
When value, the multiple first dynamic CoMP cooperative groups are reclassified as multiple second dynamic CoMP cooperative groups.
10. community user processing unit as claimed in claim 8 or 9, which is characterized in that described device further include:
Second receiving module, the multiple base reported for receiving multiple base stations described in the multiple original CoMP cooperative groups
Second edge number of users of each cell of standing down at the second time point；
4th judgment module obtains the 4th and sentences for judging whether the second edge number of users is more than first threshold value
Disconnected result；
Third processing module, for indicating each cell in the second edge user at the second time point when the 4th judging result
When number is less than first threshold value, the first dynamic CoMP cooperative groups are reverted into the multiple original CoMP and are cooperated
Group.
11. a kind of centralization Inter-Cell Interference Coordination ICIC equipment, the ICIC equipment is in multiple original multiple spot associations divided
Make transmission and receive to carry out Inter-Cell Interference Coordination between CoMP cooperative groups, wherein including multiple in each original CoMP cooperative groups
Base station, which is characterized in that the ICIC equipment includes the described in any item community user processing units of claim 6-10.
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