CN108738085A - A kind of optimizing neighbor list method and device - Google Patents
A kind of optimizing neighbor list method and device Download PDFInfo
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- CN108738085A CN108738085A CN201710261657.7A CN201710261657A CN108738085A CN 108738085 A CN108738085 A CN 108738085A CN 201710261657 A CN201710261657 A CN 201710261657A CN 108738085 A CN108738085 A CN 108738085A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
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Abstract
The invention discloses a kind of optimizing neighbor list method and devices, to improve the accuracy of optimizing neighbor list, reduce the case where accidentally deleting adjacent area and occur.This method includes：It obtains in N number of detection cycle in setting duration, the terminal in each detection cycle first community initiates the number of switching request to second community, and the second community is the cell in the neighboring cell list of the first community；If the distance between the first community and the second community are more than first threshold, and the detection cycle number for meeting setting condition is more than second threshold, then according at least one of the available mode of link state, the handover configurations information of the first community to the second community, the load of the first community, the second community between the first community and the second community, judge the second community whether be the first community redundancy adjacent area；Wherein, the setting condition include in a detection cycle switching request number less than third threshold value.
Description
Technical field
The present invention relates to wireless communication technology field more particularly to a kind of optimizing neighbor list method and devices.
Background technology
Optimizing neighbor list is the basic link of radio network optimization, and the influence to wireless network performance is notable.Currently, adjacent
Area's list management server obtains in each detection cycle in setting duration, the ginseng of each cell in the neighboring cell list of first community
Number uses Automatic Neighboring Relation (Automatic Neighbor Relation, ANR) as shown in Figure 1 according to the parameter of acquisition
Optimization method deletes the redundancy adjacent area in neighboring cell list, achievees the purpose that optimize neighboring cell list, the parameter includes first community
In cell of the terminal into first community neighboring cell list initiate number and handover success rate of switching request etc..It is small for first
Any cell in the neighboring cell list in area executes following steps：
Step 101：Judge whether the distance between first community and the cell are more than first threshold, if so, executing step
102, otherwise, terminate the detection to the cell；
Step 102：Judge that whether the cell meets the detection cycle number of setting condition more than second within the set duration
Otherwise threshold value, terminates the detection to the cell if so, executing step 103；
Wherein, described impose a condition is asked for the terminal in the first community in a detection cycle to cell initiation switching
The number asked is less than third threshold value, and second threshold, which is more than, waits 1, and less than or equal to the detection cycle number for including in setting duration.
Step 103：Judge to be used to control whether the switch for being automatically deleted adjacent area is opened, if so, step 104 is executed, otherwise,
Execute step 105.
If being used to control the switch for being automatically deleted adjacent area is in open state, it is automatically deleted adjacent area, otherwise, is not allowed certainly
It is dynamic to delete adjacent area, it needs to determine whether to delete the adjacent area pair by manual decision.
Step 104：It is automatically deleted the cell from the neighboring cell list of first community, and terminates the detection to the cell.
Step 105：According to the operational order received, which is handled.
Wherein, which is to delete instruction or abandon instructing.If the operational order received is to delete to instruct, from
The cell is deleted in the neighboring cell list of first community, and terminates the detection to the adjacent area pair；If the operational order received is to put
Instruction is abandoned, then does not delete the cell, and terminate the detection to the cell.
But it is sent out according only to cell of the terminal in first community into the neighboring cell list of first community using the above method
The number for playing switching request, optimizes the neighboring cell list of first community, and accuracy is relatively low, is easy to happen the case where accidentally deleting.
Invention content
The embodiment of the present invention provides a kind of optimizing neighbor list method and device, to improve the accurate of optimizing neighbor list
Property, reduce the occurrence of accidentally deleting adjacent area.
Specific technical solution provided in an embodiment of the present invention is as follows：
In a first aspect, an embodiment of the present invention provides a kind of optimizing neighbor list methods, including：
It obtains in N number of detection cycle in setting duration, terminal in each detection cycle first community is to second community
Initiate the number of switching request, the second community is the cell in the neighboring cell list of the first community, N be more than or equal to
1 integer；
If the distance between the first community and the second community are more than first threshold, and meet the inspection of setting condition
Survey number of cycles be more than second threshold, then according between the first community and the second community link state, described first
Cell to the handover configurations information of the second community, the load of the first community, the second community available mode in
At least one, judge the second community whether be the first community redundancy adjacent area；Wherein, the second threshold is less than
Or be equal to N, the setting condition include in a detection cycle switching request number less than third threshold value.
Optionally, judge the second community whether be the first community redundancy adjacent area, including：
If the link between the first community and the second community is in malfunction, it is determined that the second community is not
It is the redundancy adjacent area of the first community；Alternatively,
If the duration that the link between the first community and the second community is in malfunction is more than the 4th threshold value,
It is the redundancy adjacent area of the first community to determine the second community not, when the 4th threshold value is less than or equal to the setting
It is long；
If the second community is in down state, it is determined that the second community is not the redundancy of the first community
Adjacent area；Alternatively,
If the duration that the second community is in down state is more than the 5th threshold value, it is determined that the second community is not
The redundancy adjacent area of the first community, the 5th threshold value are less than or equal to the setting duration；Alternatively,
If the load of the first community is less than the 6th threshold value, it is determined that the second community is not the first community
Redundancy adjacent area；Alternatively,
If the handover configurations information of the first community to the second community is to forbid switching, it is determined that described second is small
Area is not the redundancy adjacent area of the first community；Alternatively,
If the handover configurations information of the first community to the second community is that the duration of switching is forbidden to be more than the 7th threshold
Value, it is determined that the second community is not the redundancy adjacent area of the first community, and the 7th threshold value is less than or equal to described set
Timing is long.
Optionally, the link between the first community and the second community includes X2 links.
Optionally, the load of the first community includes the terminal quantity accessed in the first community.
Optionally it is determined that after the second community is the redundancy adjacent area of the first community, the method further includes：From
The second community is deleted in the neighboring cell list of the first community.
Second aspect, an embodiment of the present invention provides a kind of devices, including：
Data acquisition module, for obtaining in N number of detection cycle in setting duration, in each detection cycle first community
Terminal to second community initiate switching request number, the second community is small in the neighboring cell list of the first community
Area, N are the integer more than or equal to 1；
Data analysis module, if being more than first threshold for the distance between the first community and the second community,
And the detection cycle number for meeting setting condition is more than second threshold, then according between the first community and the second community
Link state, the handover configurations information of the first community to the second community, the load of the first community, described second
At least one of available mode of cell, judge the second community whether be the first community redundancy adjacent area；Wherein,
The second threshold is less than or equal to N, the setting condition include in a detection cycle switching request number less than the
Three threshold values.
Optionally, the data analysis module is specifically used for：
If the link between the first community and the second community is in malfunction, it is determined that the second community is not
It is the redundancy adjacent area of the first community；Alternatively,
If the duration that the link between the first community and the second community is in malfunction is more than the 4th threshold value,
It is the redundancy adjacent area of the first community to determine the second community not, when the 4th threshold value is less than or equal to the setting
It is long；
If the second community is in down state, it is determined that the second community is not the redundancy of the first community
Adjacent area；Alternatively,
If the duration that the second community is in down state is more than the 5th threshold value, it is determined that the second community is not
The redundancy adjacent area of the first community, the 5th threshold value are less than or equal to the setting duration；Alternatively,
If the load of the first community is less than the 6th threshold value, it is determined that the second community is not the first community
Redundancy adjacent area；Alternatively,
If the handover configurations information of the first community to the second community is to forbid switching, it is determined that described second is small
Area is not the redundancy adjacent area of the first community；Alternatively,
If the handover configurations information of the first community to the second community is that the duration of switching is forbidden to be more than the 7th threshold
Value, it is determined that the second community is not the redundancy adjacent area of the first community, and the 7th threshold value is less than or equal to described set
Timing is long.
Optionally, the link between the first community and the second community includes X2 links.
Optionally, the load of the first community includes the terminal quantity accessed in the first community.
Optionally, described device further includes：Execution module, for determining the second community in the data analysis module
After the redundancy adjacent area of the first community, the second community is deleted from the neighboring cell list of the first community.
Based on the above-mentioned technical proposal, in the embodiment of the present invention, server obtains in N number of detection cycle in setting duration,
Terminal in each detection cycle first community initiates the number of switching request to second community, if first community and second community
The distance between be more than first threshold, and meet setting condition detection cycle number be more than second threshold, then it is small according to first
Link state, first community between area and second community are to the handover configurations information of second community, the load of first community, second
At least one of available mode of cell, judge second community whether be first community redundancy adjacent area, wherein second community
Be first community neighboring cell list in cell, the setting condition include terminal in a detection cycle in first community to
The number that second community initiates switching request is less than third threshold value so that server judges whether second community is first community
When redundancy adjacent area, not only allows for the distance between first community and second community and second community meets set within the set duration
The detection cycle number of fixed condition, it is also contemplated that the link state between first community and second community, first community are small to second
The handover configurations information in area, the load of first community and/or the available mode of second community, avoid in first community and second
The link failure scene of minizone, first community forbid the scene for being switched to second community, the smaller field of the load of first community
Under scape or the unavailable scene of second community, accidentally the occurrence of deletion second community, the accurate of optimizing neighbor list is improved
Property.
Description of the drawings
Fig. 1 is ANR optimization methods in the prior art；
Fig. 2 is the flow diagram of optimizing neighbor list method provided in an embodiment of the present invention；
Fig. 3 is the flow diagram of optimizing neighbor list method in the embodiment of the present invention；
Fig. 4 is the structural schematic diagram of device provided in an embodiment of the present invention.
Specific implementation mode
Forbid the scene for being switched to cell in the neighboring cell list of first community, first community load relatively low for first community
Scene, in cell breaks down in the neighboring cell list of first community scene or the neighboring cell list of first community and first community
The scene that transmission link between cell breaks down, the terminal in first community correspond to small into the neighboring cell list of first community
The number that area initiates switching request is necessarily relatively low, and even zero, but the neighboring BS relationship under these scenes may be reasonable, very
To may be optimal or unique.Also, the handover configurations letter of cell in the neighboring cell list of first community to first community
Breath change, the load change of first community, in first community fault recovery or the neighboring cell list of first community and first community
After transmission link between cell restores, terminal in the first community cell into the neighboring cell list of first community, which initiates switching, asks
The number asked can also restore therewith.But according to existing ANR neighbor cell optimizing methods, rational neighboring BS relationship quilt can be led to
It deletes, and then handoff relation is caused not restore in time so that terminal can not be switched to suitable cell in first community, increase
Network O&M personnel safeguard the workload of neighboring BS relationship.
The optimizing neighbor list method provided in the embodiment of the present invention is executed by server, which can be with base station etc.
Equipment interacts, and the relevant information of each cell and the corresponding cell of the neighboring cell list is (in such as neighboring cell list in acquisition neighboring cell list
The load etc. of the corresponding cell of available mode, neighboring cell list of each cell), to judge whether each cell is redundancy in neighboring cell list
Adjacent area optimizes neighboring cell list.Also, the server can optimize the neighboring cell list of one or more cells.For example, should
Server can be self-organization network (Self Organising Network, SON) server.
Server carries out the method flow of cell list optimization as shown in Fig. 2, including the following steps in the embodiment of the present invention：
Step 201：Obtain in N number of detection cycle in setting duration, terminal in each detection cycle first community to
Second community initiates the number of switching request.
Wherein, second community is the cell in the neighboring cell list of first community, and N is the integer more than or equal to 1.
In implementation, the terminal that base station is periodically counted within the set duration in first community is initiated to switch to second community
The number of request, and statistical result is sent to server.Alternatively, base station will set terminal in duration in first community to the
The event that two cells initiate switching request notifies to server, by N number of detection cycle in the server statistics setting durations, the
Terminal in one cell initiates the number of switching request to second community.Wherein, detection cycle can be according to grains such as hour or days
Degree is configured.
Step 202：If the distance between first community and second community are more than first threshold, and meet the inspection of setting condition
It surveys number of cycles and is more than second threshold, then it is small to second according to the link state between first community and second community, first community
At least one of the available mode of the handover configurations information in area, the load of first community, second community, judges that second community is
The no redundancy adjacent area for first community.
Wherein, second threshold is more than or equal to 1, and is less than or equal to N, and the setting condition includes in a detection cycle
The number that terminal in first community initiates switching request to second community is less than third threshold value.First threshold, second threshold with
And third threshold value can rule of thumb or simulation result determine.
Optionally, server is more than first threshold at a distance from determining first community between second community, and meets and set
After the detection cycle number of fixed condition is more than second threshold, second can be determined by any one in following methods
Cell is not the redundancy adjacent area of first community：
If the link between mode one, first community and second community is in malfunction, it is determined that second community is not
The redundancy adjacent area of one cell.
Specifically, the link between first community and second community is Stream Control Transmission Protocol (Stream Control
Transmission Protocol, SCTP) X2 links in link.
If the duration that the link between mode two, first community and second community is in malfunction is more than the 4th threshold value,
It is the redundancy adjacent area of the first community to determine the second community not.Wherein, the 4th threshold value is less than or equal to setting duration, can
With rule of thumb or simulation result determine.
If mode three, second community are in down state, it is determined that second community is not the redundancy adjacent area of first community.
If the duration that mode four, second community are in down state is more than the 5th threshold value, it is determined that second community is not
The redundancy adjacent area of first community.Wherein, the 5th threshold value is less than or equal to setting duration, can rule of thumb or simulation result is true
It is fixed.
If the load of mode five, first community is less than the 6th threshold value, it is determined that second community is not the redundancy of first community
Adjacent area.Wherein, the 6th threshold value can rule of thumb or simulation result determine.
Specifically, the load of first community includes the terminal quantity accessed in first community.Wherein, it is accessed in first community
Terminal quantity can be that the average value for the terminal quantity that first community accesses in N number of detection cycle or first community exist
The terminal quantity accessed in the last one detection cycle.
If the handover configurations information of mode six, first community to second community is to forbid switching, it is determined that second community is not
It is the redundancy adjacent area of first community.
If the handover configurations information of mode seven, first community to second community is that the duration of switching is forbidden to be more than the 7th threshold
Value, it is determined that second community is not the redundancy adjacent area of first community.Wherein, the 7th threshold value is less than or equal to the setting duration,
Can rule of thumb or simulation result determine.
Optionally, when server is according to the link state between first community and second community, first community to second community
Handover configurations information, the load of first community, two or more in the available mode of second community, judge that second is small
When whether area is the redundancy adjacent area of first community, the priority orders of above-mentioned basis for estimation are followed successively by first community and second community
Between link state, the available mode of second community, the load of first community, first community to second community handover configurations letter
Breath, wherein the priority orders forbid being switched to second community scene, the lower field of first community load according to first community
Scape, the scene hair that the transmission link between scene and first community and second community that second community breaks down breaks down
Raw determine the probability.
Optionally, it after server determines the redundancy adjacent area that second community is first community, is arranged from the adjacent area of first community
Second community is deleted in table.Wherein, it includes the side of being automatically deleted that server deletes second community from the neighboring cell list of first community
Formula and external trigger delete mode.Specifically, after server determines the redundancy adjacent area that second community is first community, judgement is
It is no to allow to be automatically deleted adjacent area, if so, second community is deleted from the neighboring cell list of first community, otherwise, according to what is received
The operational order for deleting second community, second community is deleted from the neighboring cell list of first community.
In one concrete implementation mode, configured with for controlling the switch for being automatically deleted adjacent area, or clothes on server
It is engaged in that there is the function button for controlling and being automatically deleted adjacent area in the operation interface of device.When the switch or the function button are in opening state
When state, allow to be automatically deleted adjacent area, otherwise, forbid being automatically deleted adjacent area, needs to determine whether to delete by manual decision to determine
The redundancy adjacent area gone out.
Server executes step 201- steps 202 to each cell in the neighboring cell list of first community, and it is small to delete first
Redundancy adjacent area in the neighboring cell list in area, you can realize the optimization to the neighboring cell list of first community.
Based on the above-mentioned technical proposal, in the embodiment of the present invention, server obtains in N number of detection cycle in setting duration,
Terminal in each detection cycle first community initiates the number of switching request to second community, if first community and second community
The distance between be more than first threshold, and meet setting condition detection cycle number be more than second threshold, then it is small according to first
Link state, first community between area and second community are to the handover configurations information of second community, the load of first community, second
At least one of available mode of cell, judge second community whether be first community redundancy adjacent area, wherein second community
Be first community neighboring cell list in cell, the setting condition includes terminal in a detection cycle in first community
The number that switching request is initiated to second community is less than third threshold value so that server judges whether second community is first community
Redundancy adjacent area when, not only allow for the distance between first community and second community and second community meet within the set duration
The detection cycle number of setting condition, it is also contemplated that the link state between first community and second community, first community to second
The handover configurations information of cell, the load of first community and/or the available mode of second community are avoided in first community and
The link failure scene of two minizones, first community forbid the scene for being switched to second community, the load of first community smaller
Under scene or the unavailable scene of second community, accidentally the occurrence of deletion second community, the standard of optimizing neighbor list is improved
True property.
It is cut below according to the link state between first community and second community, first community to second community with server
The available mode for changing configuration information, the load of first community and second community judges that second community is whether as first community
Redundancy adjacent area, for being optimized to the neighboring cell list of first community, to optimizing neighbor list side provided in an embodiment of the present invention
Method is described in detail, wherein second community is any one cell in the neighboring cell list of first community.
Fig. 3 schematically illustrates in the embodiment of the present invention server according to the link shape between first community and second community
State, the handover configurations information of first community to second community, the load of first community and the available mode of second community, to second
Cell is handled the flow of the neighboring cell list to optimize first community, which includes the following steps：
Step 301：Obtain in N number of detection cycle in setting duration, terminal in each detection cycle first community to
Second community initiates the number of switching request, and N is the integer more than or equal to 1.
Step 302：Judge whether the distance between first community and second community are more than first threshold, if so, executing step
Rapid 303, otherwise, terminate the detection to second community.
Step 303：Judge that second community meets the detection cycle number of setting condition and whether is more than the within the set duration
Otherwise two threshold values, terminate the detection to second community if so, executing step 304.
Wherein, which includes that the terminal in a detection week in first community initiates switching request to second community
Number be less than third threshold value.
Step 304：Judge whether the transmission link between first community and second community is normal, if so, executing step
305, otherwise, terminate the detection to second community.
Specifically, the transmission link between first community and second community is the X2 links in SCTP links.
Step 305：Judge whether second community is in available mode, if so, executing step 306, otherwise, terminates to second
The detection of cell.
Step 306：Judge whether first community average value of number of access terminals in N number of detection cycle is more than or waits
In the 6th threshold value, if so, executing step 307, otherwise, terminate the detection to second community.
Step 307：Judge first community to second community handover configurations information whether be allow to switch, if so, execute
Step 308, otherwise, terminate the detection to second community.
Step 308：It determines whether to be automatically deleted adjacent area, if so, executing step 309, otherwise, executes step 310.
Wherein, if first community and second community meet the condition of step 302- steps 307, it is determined that second community
The redundancy adjacent area of one cell.
Specifically, configured with the operation interface for controlling the switch or server that are automatically deleted adjacent area on server
In there is control to be automatically deleted the function button of adjacent area.When the switch or the function button are in open state, allow automatic
It deletes adjacent area otherwise to forbid being automatically deleted adjacent area, needs to determine whether to delete the redundancy adjacent area determined by manual decision.
Step 309：Second community is deleted from the neighboring cell list of first community.
Step 310：According to the operational order of the deletion second community received, deleted from the neighboring cell list of first community
Second community.
In implementation, when server is forbidden being automatically deleted adjacent area, if administrative staff think that second community cannot be deleted, service
Device does not handle second community according to the operational order for abandoning deleting second community received, it is small to continue detection first
Next cell in the neighboring cell list in area.
Server executes step 301- steps 310 to each cell in the neighboring cell list of first community, you can realization pair
The optimization of the neighboring cell list of first community.
Based on same inventive concept, a kind of device 400 is additionally provided in the embodiment of the present invention, as shown in figure 4, the device
Specific implementation can be found in the description of embodiment of the method part, and overlaps will not be repeated, the device mainly includes：
Data acquisition module 401, for obtaining in N number of detection cycle in setting duration, each detection cycle first is small
Terminal in area initiates the number of switching request to second community, and the second community is in the neighboring cell list of the first community
Cell, N is integer more than or equal to 1；
Data analysis module 402, if being more than the first threshold for the distance between the first community and the second community
Value, and the detection cycle number for meeting setting condition is more than second threshold, then according to the first community and the second community
Between link state, the handover configurations information of the first community to the second community, the first community load, described
At least one of available mode of second community, judge the second community whether be the first community redundancy adjacent area；
Wherein, the second threshold be less than or equal to N, it is described setting condition include in a detection cycle switching request number it is small
In third threshold value.
Optionally, the data analysis module 402 is specifically used for：
If the link between the first community and the second community is in malfunction, it is determined that the second community is not
It is the redundancy adjacent area of the first community；Alternatively,
If the duration that the link between the first community and the second community is in malfunction is more than the 4th threshold value,
It is the redundancy adjacent area of the first community to determine the second community not, when the 4th threshold value is less than or equal to the setting
It is long；
If the second community is in down state, it is determined that the second community is not the redundancy of the first community
Adjacent area；Alternatively,
If the duration that the second community is in down state is more than the 5th threshold value, it is determined that the second community is not
The redundancy adjacent area of the first community, the 5th threshold value are less than or equal to the setting duration；Alternatively,
If the load of the first community is less than the 6th threshold value, it is determined that the second community is not the first community
Redundancy adjacent area；Alternatively,
If the handover configurations information of the first community to the second community is to forbid switching, it is determined that described second is small
Area is not the redundancy adjacent area of the first community；Alternatively,
If the handover configurations information of the first community to the second community is that the duration of switching is forbidden to be more than the 7th threshold
Value, it is determined that the second community is not the redundancy adjacent area of the first community, and the 7th threshold value is less than or equal to described set
Timing is long.
Optionally, the link between the first community and the second community includes X2 links.
Optionally, the load of the first community includes the terminal quantity accessed in the first community.
Optionally, described device further includes：Execution module 403, for determining described in the data analysis module 402
After two cells is the redundancy adjacent areas of the first community, it is small that described second is deleted from the neighboring cell list of the first community
Area.
It should be understood by those skilled in the art that, the embodiment of the present invention can be provided as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention
Apply the form of example.Moreover, the present invention can be used in one or more wherein include computer usable program code computer
The shape for the computer program product implemented in usable storage medium (including but not limited to magnetic disk storage and optical memory etc.)
Formula.
The present invention be with reference to according to the method for the embodiment of the present invention, the flow of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that can be realized by computer program instructions every first-class in flowchart and/or the block diagram
The combination of flow and/or box in journey and/or box and flowchart and/or the block diagram.These computer programs can be provided
Instruct the processor of all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine so that the instruction executed by computer or the processor of other programmable data processing devices is generated for real
The device for the function of being specified in present one flow of flow chart or one box of multiple flows and/or block diagram or multiple boxes.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that instruction generation stored in the computer readable memory includes referring to
Enable the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one box of block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device so that count
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, in computer or
The instruction executed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
God and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of optimizing neighbor list method, which is characterized in that including：
It obtains in N number of detection cycle in setting duration, the terminal in each detection cycle first community is initiated to second community
The number of switching request, the second community are the cells in the neighboring cell list of the first community, and N is more than or equal to 1
Integer；
If the distance between the first community and the second community are more than first threshold, and meet the detection week of setting condition
Phase number is more than second threshold, then according to the link state between the first community and the second community, the first community
To the handover configurations information of the second community, the load of the first community, the second community available mode in extremely
Few one kind, judge the second community whether be the first community redundancy adjacent area；Wherein, the second threshold is less than or waits
In N, the setting condition include in a detection cycle switching request number less than third threshold value.
2. the method as described in claim 1, which is characterized in that judge whether the second community is the superfluous of the first community
Remaining adjacent area, including：
If the link between the first community and the second community is in malfunction, it is determined that the second community is not institute
State the redundancy adjacent area of first community；Alternatively,
If the duration that the link between the first community and the second community is in malfunction is more than the 4th threshold value, it is determined that
The second community is not the redundancy adjacent area of the first community, and the 4th threshold value is less than or equal to the setting duration；Or
Person,
If the second community is in down state, it is determined that the second community is not that the redundancy of the first community is adjacent
Area；Alternatively,
If the duration that the second community is in down state is more than the 5th threshold value, it is determined that the second community is not described
The redundancy adjacent area of first community, the 5th threshold value are less than or equal to the setting duration；Alternatively,
If the load of the first community is less than the 6th threshold value, it is determined that the second community is not the redundancy of the first community
Adjacent area；Alternatively,
If the handover configurations information of the first community to the second community is to forbid switching, it is determined that the second community is not
It is the redundancy adjacent area of the first community；Alternatively,
If the handover configurations information of the first community to the second community is that the duration of switching is forbidden to be more than the 7th threshold value,
It is the redundancy adjacent area of the first community to determine the second community not, when the 7th threshold value is less than or equal to the setting
It is long.
3. the method as described in claim 1, which is characterized in that the link between the first community and the second community is X2
Link.
4. the method as described in claim 1, which is characterized in that the load of the first community includes being connect in the first community
The terminal quantity entered.
5. the method as described in claim 1-4 any one, which is characterized in that determine that the second community is described first small
After the redundancy adjacent area in area, the method further includes：The second community is deleted from the neighboring cell list of the first community.
6. a kind of device, which is characterized in that including：
Data acquisition module, for obtaining in N number of detection cycle in setting duration, the end in each detection cycle first community
The number that switching request is initiated to second community is held, the second community is the cell in the neighboring cell list of the first community, N
For the integer more than or equal to 1；
Data analysis module if being more than first threshold for the distance between the first community and the second community, and accords with
It closes the detection cycle number to impose a condition and is more than second threshold, then according to the link between the first community and the second community
State, the handover configurations information of the first community to the second community, the load of the first community, the second community
At least one of available mode, judge the second community whether be the first community redundancy adjacent area；Wherein, described
Second threshold is less than or equal to N, the setting condition include in a detection cycle switching request number less than third threshold
Value.
7. device as claimed in claim 6, which is characterized in that the data analysis module is specifically used for：
If the link between the first community and the second community is in malfunction, it is determined that the second community is not institute
State the redundancy adjacent area of first community；Alternatively,
If the duration that the link between the first community and the second community is in malfunction is more than the 4th threshold value, it is determined that
The second community is not the redundancy adjacent area of the first community, and the 4th threshold value is less than or equal to the setting duration；
If the second community is in down state, it is determined that the second community is not that the redundancy of the first community is adjacent
Area；Alternatively,
If the duration that the second community is in down state is more than the 5th threshold value, it is determined that the second community is not described
The redundancy adjacent area of first community, the 5th threshold value are less than or equal to the setting duration；Alternatively,
If the load of the first community is less than the 6th threshold value, it is determined that the second community is not the redundancy of the first community
Adjacent area；Alternatively,
If the handover configurations information of the first community to the second community is to forbid switching, it is determined that the second community is not
It is the redundancy adjacent area of the first community；Alternatively,
If the handover configurations information of the first community to the second community is that the duration of switching is forbidden to be more than the 7th threshold value,
It is the redundancy adjacent area of the first community to determine the second community not, when the 7th threshold value is less than or equal to the setting
It is long.
8. device as claimed in claim 6, which is characterized in that the link between the first community and the second community includes
X2 links.
9. device as claimed in claim 6, which is characterized in that the load of the first community includes being connect in the first community
The terminal quantity entered.
10. the device as described in claim 6-9 any one, which is characterized in that described device further includes：
Execution module, for the data analysis module determine the second community be the first community redundancy adjacent area it
Afterwards, the second community is deleted from the neighboring cell list of the first community.
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| CN201710261657.7A CN108738085A (en) | 2017-04-20 | 2017-04-20 | A kind of optimizing neighbor list method and device |
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