CN103428776B - A kind of method and apparatus of cell management - Google Patents
A kind of method and apparatus of cell management Download PDFInfo
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- CN103428776B CN103428776B CN201210157734.1A CN201210157734A CN103428776B CN 103428776 B CN103428776 B CN 103428776B CN 201210157734 A CN201210157734 A CN 201210157734A CN 103428776 B CN103428776 B CN 103428776B
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Abstract
The invention discloses a kind of method and apparatus of cell management, it is related to communication technical field, solve the up-downgoing proportioning that different cells are configured by respective business demand, the problem of the serious up-downgoing interference between the cell brought.The technical scheme is that：Cell is grouped, obtains targeted packets list；Receive the up-downgoing proportioning that the cell in described targeted packets list sends；Target up-downgoing proportioning is determined according to the up-downgoing proportioning of each cell in described targeted packets list, each cell that described target up-downgoing proportioning is used for being supplied in described targeted packets list carries out up-downgoing business transmission.During the embodiment of the present invention is applied to cell management.
Description
Technical field
The present invention relates to communication technical field, more particularly, to a kind of method and apparatus of cell management.
Background technology
Long Term Evolution（Long Term Evolution, LTE）System supports time division duplex（TDD, Time Division
Duplexing）Mode, i.e. up-link（UL, Uplink）And downlink（DL, Downlink）Difference using same frequency
Time slot.LTE TDD system can be dynamic or be semi-statically configured cell up-downgoing proportioning, with full according to different types of service
The different up-downgoing non-symmetrical service demand of foot.With the continuous development and change of Radio Access Network demand, dry between cell
Disturb scene increasingly sophisticated, if cell management is not good at, minizone severe jamming or MPS process crack will be brought.
Inventor finds, in the case that number of cells is more, cell is according to the up-downgoing business of itself through research
Demand configures up-downgoing proportioning, and so different cells can configure different up-downgoing proportionings, it will brings tight between cell
The up-downgoing interference of weight, if avoiding such interference by reducing cell site transmission power, can bring covering of minizone again
Lid crack.
Content of the invention
Embodiments of the invention provide a kind of method and apparatus of cell management, in the premise not producing MPS process crack
Under, effectively prevent the up-downgoing interference conflict between cell.
For reaching above-mentioned purpose, the present invention adopts the following technical scheme that：
A kind of method of cell management, including：
Cell is grouped, obtains targeted packets list；
Receive the up-downgoing proportioning that the cell in described targeted packets list sends；
Target up-downgoing proportioning, described mesh are determined according to the up-downgoing proportioning of each cell in described targeted packets list
Put on descending proportioning and carry out up-downgoing business transmission for each cell being supplied in described targeted packets list.
A kind of device of cell management, including：
Grouped element, for being grouped to cell, obtains targeted packets list；
Receiving unit, for receiving the up-downgoing proportioning of the transmission of the cell in described targeted packets list；
According to the up-downgoing proportioning of each cell in described targeted packets list, processing unit, for determining that target is upper and lower
Row proportioning, each cell that described target up-downgoing proportioning is used for being supplied in described targeted packets list carries out up-downgoing business
Transmission.
A kind of method and apparatus of cell management provided in an embodiment of the present invention, by being grouped to cell, obtains mesh
Mark group list, and by receiving the up-downgoing proportioning that the cell in described targeted packets list sends, determine target up-downgoing
Proportioning, each cell that described target up-downgoing proportioning is used for being supplied in described targeted packets list carries out up-downgoing business biography
Defeated.The present invention solves the up-downgoing proportioning that different cells in prior art are configured by respective business demand, brings
The problem of the serious up-downgoing interference between cell is it is achieved that on the premise of not producing MPS process crack, be prevented effectively from
Up-downgoing interference conflict between cell.
Brief description
A kind of flow chart of the method for cell management that Fig. 1 provides for the embodiment of the present invention 1；
A kind of structure chart of the device of cell management that Fig. 2 provides for the embodiment of the present invention 1；
Fig. 3 manages the exemplary plot of the base station of cell for the CCE that the embodiment of the present invention 2 provides；
A kind of flow chart of the method for cell management that Fig. 4 provides for the embodiment of the present invention 2；
The exemplary plot obtaining described targeted packets list that Fig. 5 provides for the embodiment of the present invention 2；
When the described device that Fig. 6 provides for the embodiment of the present invention 2 is CCE, the grouped element structure chart in device；
The structure drawing of device that Fig. 7 is CCE for the described device that the embodiment of the present invention 2 provides；
The exemplary plot of the method for another kind of cell management that Fig. 8 provides for the embodiment of the present invention 2；
The flow chart of the method for another kind of cell management that Fig. 9 provides for the embodiment of the present invention 2；
Figure 10 for the embodiment of the present invention 2 provide in broadcast multi-broadcasting subframe or special subframe broadcast exemplary plot；
The structure chart of the grouped element in the described device that Figure 11 provides for the embodiment of the present invention 2；
Figure 12 is structure drawing of device during base station for the described device that the embodiment of the present invention 2 provides.
Specific embodiment
To the embodiment of the present invention, a kind of method and apparatus of cell management is described in detail below in conjunction with the accompanying drawings.
Embodiment 1
A kind of method of cell management provided in an embodiment of the present invention, as shown in figure 1, methods described includes：
101st, cell is grouped, obtains targeted packets list；
102nd, receive the up-downgoing proportioning that the cell in described targeted packets list sends；
103rd, target up-downgoing proportioning, institute are determined according to the up-downgoing proportioning of each cell in described targeted packets list
State target up-downgoing proportioning and carry out up-downgoing business transmission for each cell being supplied in described targeted packets list.
A kind of method of cell management provided in an embodiment of the present invention, by being grouped to cell, obtains targeted packets
List, and by receiving the up-downgoing proportioning that the cell in described targeted packets list sends, determine target up-downgoing proportioning, institute
State target up-downgoing proportioning and carry out up-downgoing business transmission for each cell being supplied in described targeted packets list.This
Bright embodiment solves the up-downgoing proportioning that different cells in prior art are configured by respective business demand, and that brings is little
The problem of the serious up-downgoing interference between area is it is achieved that on the premise of not producing MPS process crack, disturb to existing
Cell be grouped, to same packet in cell configuration identical up-downgoing proportioning, effectively prevent upper between cell
Descending interference conflict.
Correspondingly, the device of a kind of cell management provided in an embodiment of the present invention, as shown in Fig. 2 described device includes point
Group unit 11, receiving unit 12 and processing unit 13.
Wherein, grouped element 11, for being grouped to cell, obtain targeted packets list；
Receiving unit 12, for receiving the up-downgoing proportioning of the transmission of the cell in described targeted packets list；
Processing unit 13, for determining target according to the up-downgoing proportioning of each cell in described targeted packets list
Descending proportioning, each cell that described target up-downgoing proportioning is used for being supplied in described targeted packets list carries out upper and lower industry
Business transmission.
A kind of device of cell management provided in an embodiment of the present invention, is grouped to cell by grouped element, obtains
Targeted packets list, is received the up-downgoing proportioning that the cell in described targeted packets list sends, processing unit by receiving unit
Target up-downgoing proportioning, described target up-downgoing are determined according to the up-downgoing proportioning of each cell in described targeted packets list
Each cell that proportioning is used for being supplied in described targeted packets list carries out up-downgoing business transmission.The embodiment of the present invention solves
The up-downgoing proportioning that in prior art, different cell is configured by respective business demand is serious between the cell brought
Up-downgoing interference problem it is achieved that on the premise of not producing MPS process crack, the cell that there is interference is carried out point
Group, to the cell configuration identical up-downgoing proportioning in same packet, effectively prevent the up-downgoing interference conflict between cell.
Embodiment 2
The embodiment of the present invention provides a kind of method of cell management, as shown in figure 3, CCE（Central Control
Equipment, centralized management equipment）The base station of multiple cells is managed concentratedly, the interface between described CCE and base station is
Eat dishes without rice or wine, any one in S1 mouth, Ethernet interface or optical port, as shown in figure 4, methods described comprises the following steps that：
By described CCE, cell is grouped, and obtains targeted packets list.
201st, described CCE chooses a cell as benchmark cell, described benchmark cell list from benchmark cell list
Comprise the cell of described CCE management.
For example, the cell of described CCE management comprises cell 1, cell 2, cell 3, cell 4 and cell 5, chooses cell 1 and is
Benchmark cell.
202nd, described CCE receives the interfered cell list that the base station of described benchmark cell sends, the list of described interfered cell
Comprise the cell that there is interference to described benchmark cell.
Wherein, the list of described interfered cell and is come according to the interference decision threshold of described benchmark cell by described benchmark cell
The signal-to-noise ratio that signal from neighbor cell produces is determined.Described interference decision threshold is user is described CCE in advance
Each cell configuration of management, and each interference decision threshold described is sent to by corresponding cell by described CCE, so that
Described corresponding cell, according to respective interference decision threshold, determines to the cell that itself there is interference, specifically includes：
The public reference signal that the base station of the base station reception neighbor cell of described benchmark cell sends, and according to described public
Reference signal calculates the first signal-to-noise ratio, when threshold is adjudicated in the interference that described first signal-to-noise ratio is less than described benchmark cell
During value, determine that described neighbor cell is the cell that there is interference to described benchmark cell；Or,
The reference signal that user in the base station reception neighbor cell of described benchmark cell sends, and according to described with reference to letter
Number calculate secondary signal interference ratio, when the interference of described secondary signal than less than described benchmark cell interference decision threshold when,
Determine that described neighbor cell is the cell that there is interference to described benchmark cell.
For example, when described benchmark cell is cell 1, the base station of described cell 1 receives the public of the base station transmission of cell 2
Reference signal, the public reference signal being sent by the base station of the transmission power of the base station of cell 1 and the cell 2 of described reception
Ratio, obtains the first signal-to-noise ratio, when described first signal-to-noise ratio is less than the interference decision threshold of described cell 1, really
Fixed described cell 2 is the cell that there is interference to described cell 1；
Or, the base station of described cell 1 receives the reference signal that the user in cell 2 sends, by the base station of cell 1
The ratio of the reference signal that the user in the cell 2 of transmission power and described reception sends, obtains secondary signal interference ratio, works as institute
State secondary signal interference than less than described cell 1 interference decision threshold when, determine that described cell 2 is that described cell 1 is existed
The cell of interference.
The method determining the cell that there is interference to described benchmark cell for above two, can choose any one kind of them in the present invention
Method, also can both of which can use.When using two methods, as long as the ratio that one of which method obtains is less than described
During the interference decision threshold of benchmark cell it is determined that described neighbor cell be to described benchmark cell exist interference little
Area.
Wherein, described CCE receives the interfered cell that described benchmark cell sends in broadcast multi-broadcasting subframe or special subframe
List.Described benchmark cell can transmit interfered cell list using described broadcast multi-broadcasting subframe to described CCE by eating dishes without rice or wine.
Described special subframe is a kind of to be in the subframe type that descending sub frame is switched to sub-frame of uplink, institute defined in TDD-LTE standard
State benchmark cell interfered cell list can be carried in described special subframe to described CCE transmission, save power consumption.
203rd, described CCE judges whether comprise Target cell in the list of described interfered cell, and described Target cell is pre-
If the cell outside interim group list and described benchmark cell list.
When initial, described benchmark cell list comprises cell 1, and described default interim group list is sky.
204th, when comprising Target cell in the list of described interfered cell, described Target cell is added to institute by described CCE
State in benchmark cell list, and described benchmark cell is deleted from described benchmark cell list, described benchmark cell is added
Preset in interim group list to described；
205th, when not comprising Target cell in the list of described interfered cell, described CCE is by described benchmark cell from described
Delete in benchmark cell list, and described benchmark cell is added to described presetting in interim group list.
When described benchmark cell is cell 1, in the described interfered cell list obtaining, comprise cell 2, first judge described
Whether cell 2 is in the described cell preset outside interim group list and described benchmark cell list, because now, described base
Quasi- cell list comprises cell 1, and described default interim group list is sky, so described cell 2 is Target cell, by cell 2
It is added in described benchmark cell list, described cell 1 is deleted from described benchmark cell list, described cell 1 is added
Preset in interim group list to described, as shown in figure 5, after receiving the interfered cell list of described cell 1, described base
Quasi- cell list comprises cell 2, and described presetting in interim group list comprises cell 1.
206th, described CCE judges whether described benchmark cell list is empty；
207th, when described benchmark cell list is not space-time, re-execute selection one from described benchmark cell list little
Area is as benchmark cell.
Described CCE judges to comprise cell 2 in described benchmark cell list, then re-execute from described benchmark cell list
Choose cell 2 as benchmark cell, execute above-mentioned steps 204- step 208.As shown in figure 5, in the interfered cell list of cell 2
Comprise cell 1,3,4, with described benchmark cell list and described preset interim group list compared with relatively after, obtaining Target cell is
Cell 3,4, cell 3,4 is added in described benchmark cell list, described cell 2 is deleted from described benchmark cell list
Remove, and be added in described default interim group list, then described benchmark cell list comprises cell 3,4, described default interim
Cell 1,2 is comprised in group list, and so on, as long as described benchmark cell list is not empty, then re-execute from described base
A cell is chosen as benchmark cell in quasi- cell list.
208th, when described benchmark cell list is space-time, end of packet flow process, obtained default interim group list is
For targeted packets list.
As shown in figure 5, after receiving the interfered cell list of cell 5, updating the described benchmark cell list obtaining is
Sky, end of packet flow process, obtained default interim group list is targeted packets list, and described targeted packets list includes
Cell 1,2,3,4,5.
209th, receive the up-downgoing proportioning that the cell in described targeted packets list sends.
Broadcast multi-broadcasting subframe or special son are passed through in the base station that described CCE receives each cell in described targeted packets list
The up-downgoing proportioning that frame sends.
210th, target up-downgoing proportioning, institute are determined according to the up-downgoing proportioning of each cell in described targeted packets list
State target up-downgoing proportioning and carry out up-downgoing business for each cell being supplied in described targeted packets list.
According to the up-downgoing proportioning of each cell in described targeted packets list, calculated by proportioning set in advance and calculate
Method, obtains the unified proportioning that each cell in described targeted packets list should use.
211st, described target up-downgoing proportioning is sent to each cell in described targeted packets list by described CCE.
By said method, cell is managed concentratedly by CCE, the cell that there is interference is grouped, obtains targeted packets
List, and target up-downgoing proportioning, described mesh are determined according to the up-downgoing proportioning of each cell in described targeted packets list
Put on descending proportioning and carry out up-downgoing business for each cell being supplied in described targeted packets list, there is the little of interference
Area can use identical up-downgoing proportioning, on the premise of not producing MPS process crack, effectively prevent upper between cell
Descending interference conflict.
Correspondingly, the device of a kind of cell management provided in an embodiment of the present invention, when described device is for CCE, as Fig. 6 institute
Show, the grouped element 11 in described device includes：
First module 31, for choosing a cell as benchmark cell, described benchmark cell from benchmark cell list
List comprises the cell of described CCE management；
Second module 32, the interfered cell list that the base station for receiving described benchmark cell sends, described interfered cell
List comprises the cell that there is interference to described benchmark cell；
Three module 33, for judging whether comprise Target cell in the list of described interfered cell, described Target cell is
Cell outside presetting interim group list and described benchmark cell list；
4th module 34, for when comprising Target cell in the list of described interfered cell, described Target cell being added
To in described benchmark cell list, and described benchmark cell is deleted from described benchmark cell list, by described benchmark cell
It is added to described presetting in interim group list；
5th module 35, for when not comprising Target cell in the list of described interfered cell, by described benchmark cell from
Delete in described benchmark cell list, and described benchmark cell is added to described presetting in interim group list；
6th module 36, for judging whether described benchmark cell list is empty；
7th module 37, for not being space-time when described benchmark cell list, re-executes from described benchmark cell list
One cell of middle selection is as benchmark cell；
8th module 38, for being space-time when described benchmark cell list, end of packet flow process, obtained is default interim
Group list is targeted packets list.
Wherein, the interfered cell list that the described benchmark cell that described second module receives sends, described interfered cell row
The table signal that the signal according to the interference decision threshold of described benchmark cell with from neighbor cell produces by described benchmark cell
Interference ratio is determined, and specifically includes：The common reference letter that the base station of the base station reception neighbor cell of described benchmark cell sends
Number, and the first signal-to-noise ratio is calculated according to described public reference signal, when described first signal-to-noise ratio is less than described base
During the interference decision threshold of quasi- cell, determine that described neighbor cell is the cell that there is interference to described benchmark cell；Or, institute
State the reference signal that user in the base station reception neighbor cell of benchmark cell sends, and calculate the according to described reference signal
Binary signal interference ratio, when described secondary signal interference ratio is less than the interference decision threshold of described benchmark cell, determines described phase
Adjacent cell is the cell that there is interference to described benchmark cell.
Described second module, specifically for receiving the base station of described benchmark cell in broadcast multi-broadcasting subframe or special subframe
The interfered cell list sending.
Described receiving unit in described device, specifically for receiving the base of each cell in described targeted packets list
Stand in the up-downgoing proportioning sending in broadcast multi-broadcasting subframe or special subframe.
As shown in fig. 7, described device also includes：
First transmitting element 21, for described target up-downgoing proportioning is sent in described targeted packets list each
Cell.
Described CCE be macro base station, core net, gateway, Ethernet switch or net association ip router in any one.
The embodiment of the present invention also provides a kind of method of cell management, as shown in figure 8, by the base station distribution of each cell
Formula carry out cell group, the interface between the base station of each cell described be eat dishes without rice or wine, appointing in X2 mouth, Ethernet interface or optical port
One kind, the interface between the base station of each cell described and CCE be eat dishes without rice or wine, any one in S1 mouth, Ethernet interface or optical port, such as
Shown in Fig. 9, methods described comprises the following steps that：
301st, the base station of first community receives the benchmark cell list that CCE sends, and described benchmark cell list includes described
All cells of CCE management, described first community is a cell of described CCE management.
Each cell in described benchmark cell list is intercepted respective adjacent in different time points with the identical cycle
The signal of cell, taking wherein first community as a example, wherein said benchmark cell list comprise described CCE management first community,
Second community ... the tenth cell, ten cells altogether.
Intercept the signal of respective neighbor cell by each cell in described benchmark cell list, cell is carried out point
Group, obtains targeted packets list.
302nd, the base station of described first community determines the first interfered cell list, and described first interfered cell list comprises institute
The cell stated first community and there is interference to described first community.
The cell that there is interference to described first community in described first interfered cell list is the base of described first community
The signal-to-noise ratio of the interference decision threshold according to described first community of standing and the generation of the signal from neighbor cell is determined
, specifically include：
The public reference signal that the base station of the base station reception neighbor cell of described first community sends, and according to described public
Reference signal calculates the first signal-to-noise ratio, when threshold is adjudicated in the interference that described first signal-to-noise ratio is less than described first community
During value, determine that described neighbor cell is the cell that there is interference to described first community；Or,
The reference signal that user in the base station reception neighbor cell of described first community sends, and according to described with reference to letter
Number calculate secondary signal interference ratio, when the interference of described secondary signal than less than described first community interference decision threshold when,
Determine that described neighbor cell is the cell that there is interference to described first community.
For example, the base station of described first community receives the public reference signal that the base station of second community sends, by described
The transmission power of the base station of first community and the ratio of the public reference signal of the base station transmission of the second community of described reception, obtain
To the first signal-to-noise ratio, when described first signal-to-noise ratio is less than the interference decision threshold of described first community, determine institute
Stating second community is the cell that there is interference to described first community；
Or, the base station of described first community receives the reference signal that the user in second community sends, by described the
The ratio of the reference signal that the user in the second community of the transmission power of the base station of one cell and described reception sends, obtains the
Binary signal interference ratio, when the interference of described secondary signal than less than described first community interference decision threshold when, determine described the
Two cells are the cell that there is interference to described first community.
The method determining the cell that there is interference to described benchmark cell for above two, can choose any one kind of them in the present invention
Method, also can both of which can use.When using two methods, as long as the ratio that one of which method obtains is less than described
During the interference decision threshold of first community it is determined that described neighbor cell be to described first community exist interference little
Area.
303rd, the first interfered cell list described in the base station broadcast of described first community, and by described first community from described
Delete in benchmark cell list.
Each cell in described benchmark cell list can be in different time points with the identical cycle, and broadcast each determines
Interfered cell list.
The base station of described first community broadcasts described first interfered cell list in broadcast multi-broadcasting subframe or special subframe.
As shown in Figure 10, described first community is in a particular point in time（Broadcast multi-broadcasting subframe or special subframe）As wide
Broadcast the described first interfered cell list to other Cell Broadcast CBs itself for the cell, other cells receive broadcast, when the next time
Point, second community is as broadcast cell, and first community and other cells receive broadcast, by that analogy, described benchmark cell row
Each cell in table, alternately as broadcast cell, has broadcasted the dry of all cells in described benchmark cell list through ten times
Disturb cell list.
Wherein, when described first community broadcasts described first interfered cell list in special subframe, due to special son
The downlink symbol number of frame in can dynamically adjust, described first community broadcast described first interfered cell list when, special
In subframe, the more downlink symbol of configuration, for carrying described first interfered cell list, then configures less for other cells
Downlink symbol, so other cells can using the space in special subframe described first community is broadcasted described first dry
Disturb cell list to be received and demodulate, obtain described first interfered cell list.
304th, the base station of described first community selects a cell as benchmark cell from described benchmark cell list, obtains
Take the interfered cell list of the base station broadcast of described benchmark cell, the list of described interfered cell comprises described benchmark cell and right
There is the cell of interference in described benchmark cell.
The base station that the base station of described first community receives described benchmark cell is wide in broadcast multi-broadcasting subframe or special subframe
The interfered cell list broadcast.
305th, when comprising described first community in the list of described interfered cell, and described first interfered cell list with described
When interfered cell list differs, the cell in the list of described interfered cell is added to described by the base station of described first community
In one interfered cell list, and described benchmark cell is deleted from described benchmark cell list；
306th, when comprising described first community in the list of described interfered cell, and described first interfered cell list with described
When interfered cell list is identical, described benchmark cell is deleted from described benchmark cell list by the base station of described first community；
307th, when not comprising described first community in the list of described interfered cell, the base station of described first community will be described
Benchmark cell is deleted from described benchmark cell list.
For example, described benchmark cell is the second community in described benchmark cell list, described first interfered cell list
In comprise first community, second community, the 4th cell and the 5th cell, comprise in the list of described interfered cell first community,
Two cells, the 3rd cell and the 6th cell.Comprise described first community due in the list of described interfered cell, and described first dry
Disturb cell list to differ with the list of described interfered cell, then the 3rd cell and the 6th cell are all added to described first interference
In cell list, and described second community is deleted from described benchmark cell list；
Or, comprise first community, second community, the 4th cell and the 5th cell in described first interfered cell list,
First community, second community, the 4th cell and the 5th cell is comprised in the list of described interfered cell.Due to described interfered cell row
Described first community is comprised, described first interfered cell list is identical with the list of described interfered cell, then described first is dry in table
Disturb that cell list is constant, described second community is deleted from described benchmark cell list by the base station of described first community；
Or, when not comprising described first community in the list of described interfered cell, the base station of described first community is by institute
State second community to delete from described benchmark cell list.
308th, the base station of described first community judges whether described benchmark cell list is empty；
309th, when described benchmark cell list is not space-time, the base station of described first community is from described benchmark cell list
Reselect a cell as benchmark cell, obtain the interfered cell list of the base station broadcast of described benchmark cell；
310th, when described benchmark cell list is space-time, end of packet flow process, the first obtained interfered cell list is
It is targeted packets list.
Whether the base station of described first community comprises cell according in described benchmark cell list, decides whether to continue to obtain
The interfered cell list of cell, until described benchmark cell list is space-time, end of packet flow process, the first obtained interference is little
Area's list is as targeted packets list.
If, in the interfered cell list receiving every other cell, certain cell described is not wherein for certain cell
In any one list, then show that certain cell described does not have interference to other cells described, can be independent of described target
Outside group list, configure different up-downgoing proportionings.
311st, the base station of described first community receives other in described targeted packets list in addition to described first community
The up-downgoing proportioning that the base station of each cell is broadcasted in broadcast multi-broadcasting subframe or special subframe.
312nd, the base station of described first community other in addition to described first community in described targeted packets list are each
Individual cell sends the up-downgoing proportioning of described first community, so that in described targeted packets list in addition to described first community
Other each cells all can determine described target up-downgoing proportioning.
The base station of described first community removes institute in broadcast multi-broadcasting subframe or special subframe in described targeted packets list
State the up-downgoing proportioning of other first communities described in each Cell Broadcast CB outside first community.
As shown in Figure 10, described first community is in a particular point in time（Broadcast multi-broadcasting subframe or special subframe）As wide
Broadcast cell to the up-downgoing proportioning of other Cell Broadcast CBs itself, other cells receive broadcast, when next time point, second community
As broadcast cell, by that analogy, each cell in described benchmark cell list is alternately as broadcast cell, wide through ten times
Finish the up-downgoing proportioning of all cells in described benchmark cell list.
313rd, target up-downgoing proportioning, institute are determined according to the up-downgoing proportioning of each cell in described targeted packets list
State target up-downgoing proportioning and carry out up-downgoing business transmission for each cell being supplied in described targeted packets list.
According to the up-downgoing proportioning of other cells receiving in described targeted packets list, and join with reference to the up-downgoing of itself
Ratio demand, by proportioning computational algorithm set in advance, obtains the system that each cell in described targeted packets list should use
One proportioning.Additionally, described first community can also be by corresponding for own service demand up-downgoing proportioning and the target calculating
Up-downgoing proportioning is compared, if other cells in described targeted packets list will not be interfered, can be by certainly
Body business demand corresponding up-downgoing proportioning is set to the up-downgoing proportioning that described first community uses.For example, target up-downgoing
Proportioning is proportioning 2（DL：UL=3:2）, but the current up-downgoing business of described first community is all less, even if up-downgoing proportioning is joined
It is set to 2, downlink resource also has the very big free time, but also needs to power consumption transmission down-bound pilot frequency signal, be unfavorable for described the
The base station energy-saving of one cell.Now, up-downgoing proportioning can be set to proportioning 0 by described first community（DL:UL=2:3）, wherein
Descending sub frame in corresponding target up-downgoing proportioning, corresponding sub-frame of uplink does not dispatch any data, thus without to adjacent little
Area produces interference, and decreases descending power consumption.
By said method, each cell in described benchmark cell list is detectd with the identical cycle in different time points
Listen the signal of respective neighbor cell, obtain the list of respective interfered cell, then in different time points with the identical cycle
It is broadcast to other cells, final determination targeted packets list, and upper and lower according to each cell in described targeted packets list
Row proportioning determines target up-downgoing proportioning, and the cell that there is interference can use identical up-downgoing proportioning, covers not producing cell
On the premise of lid crack, effectively prevent the up-downgoing interference conflict between cell.
Correspondingly, the device of a kind of cell management provided in an embodiment of the present invention, when described device is the base of first community
When standing, the cell that described first community manages for CCE, the receiving unit in described base station, it is additionally operable to receive described CCE and send out
The benchmark cell list sending, described benchmark cell list includes all cells of described CCE management.
As shown in figure 11, the grouped element in described base station includes：
First module 41, for determining the first interfered cell list, described first interfered cell list comprises described first
Cell and the cell that there is interference to described first community；
Second module 42, for broadcasting described first interfered cell list and described first community is little from described benchmark
Delete in area's list；
Three module 43, for selecting a cell from described benchmark cell list as benchmark cell, obtains described
The interfered cell list of the base station broadcast of benchmark cell, the list of described interfered cell comprises described benchmark cell and to described base
There is the cell of interference in quasi- cell；
4th module 44, for when comprising described first community in the list of described interfered cell, and described first interference is little
When area's list and the list of described interfered cell differ, the cell in the list of described interfered cell is added to described first interference
In cell list, and described benchmark cell is deleted from described benchmark cell list；
5th module 45, for when comprising described first community in the list of described interfered cell, and described first interference is little
When area's list is identical with the list of described interfered cell, described benchmark cell is deleted from described benchmark cell list；
6th module 46, for when not comprising described first community in the list of described interfered cell, will be little for described benchmark
Area deletes from described benchmark cell list；
7th module 47, for judging whether described benchmark cell list is empty；
8th module 48, for not being space-time when described benchmark cell list, selects from described benchmark cell list again
Select a cell as benchmark cell, obtain the interfered cell list of the base station broadcast of described benchmark cell；
9th module 49, for being space-time when described benchmark cell list, end of packet flow process, obtained first interference
Cell list is as targeted packets list.
Wherein, there is interference to described first community in the described first interfered cell list that described first module determines
The signal-to-noise ratio that cell is interference decision threshold according to described first community and the signal from neighbor cell produces is carried out
Determine, specifically include：The public reference signal that the base station of the base station reception neighbor cell of described first community sends, and according to
Described public reference signal calculates the first signal-to-noise ratio, when described first signal-to-noise ratio is less than the dry of described first community
When disturbing decision threshold, determine that described neighbor cell is the cell that there is interference to described first community；Or, described first community
Base station reception neighbor cell in user send reference signal, and according to described reference signal calculate secondary signal interference
Ratio, when described secondary signal interference ratio is less than the interference decision threshold of described first community, determines that described neighbor cell is right
There is the cell of interference in described first community.
Described second module, specifically for broadcasting described first interfered cell row in broadcast multi-broadcasting subframe or special subframe
Table；
Described three module, specifically for obtaining the base station of described benchmark cell in broadcast multi-broadcasting subframe or special subframe
The interfered cell list of broadcast.
Described receiving unit in described base station, removes described first community specifically for receiving in described targeted packets list
Outside other each cells the up-downgoing proportioning broadcasted in broadcast multi-broadcasting subframe or special subframe of base station.
As shown in figure 12, described base station also includes：
Second transmitting element 51, for other in addition to described first community in described targeted packets list, each is little
Area sends the up-downgoing proportioning of described first community, so that its in addition to described first community in described targeted packets list
His each cell all can determine described target up-downgoing proportioning.
Described second transmitting element, specifically in broadcast multi-broadcasting subframe or special subframe to described targeted packets list
In other first communities described in each Cell Broadcast CB in addition to described first community up-downgoing proportioning.
Described base station includes macro base station or micro- station.
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, and any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, all should contain
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should described be defined by scope of the claims.
Claims (24)
1. a kind of method of cell management is it is characterised in that include：
Cell is grouped, obtains targeted packets list；
Receive the up-downgoing proportioning that the cell in described targeted packets list sends；
Target up-downgoing proportioning is determined according to the up-downgoing proportioning of each cell in described targeted packets list, in described target
Each cell that descending proportioning is used for being supplied in described targeted packets list carries out up-downgoing business transmission；
Described cell is grouped, obtain targeted packets list and include：
Centralized management equipment CCE chooses a cell as benchmark cell, described benchmark cell list from benchmark cell list
Comprise the cell of described CCE management；
Described CCE receives the interfered cell list that the base station of described benchmark cell sends, and the list of described interfered cell comprises to institute
State the cell that benchmark cell has interference；
Described CCE judges whether comprise Target cell in the list of described interfered cell, and described Target cell is at default interim point
Cell outside Groups List and described benchmark cell list；
When comprising Target cell in the list of described interfered cell, it is little that described Target cell is added to described benchmark by described CCE
In area's list, and described benchmark cell is deleted from described benchmark cell list, described benchmark cell is added to described pre-
If in interim group list；
When not comprising Target cell in the list of described interfered cell, described CCE is by described benchmark cell from described benchmark cell
Delete in list, and described benchmark cell is added to described presetting in interim group list；
Described CCE judges whether described benchmark cell list is empty；
When described benchmark cell list is not space-time, re-execute and choose a cell from described benchmark cell list as base
Quasi- cell；
When described benchmark cell list is space-time, end of packet flow process, obtained default interim group list is target and divides
Groups List；Or,
Described cell is grouped, obtain targeted packets list and include：
The base station of first community determines the first interfered cell list, described first interfered cell list comprise described first community with
And there is the cell of interference to described first community；
First interfered cell list described in the base station broadcast of described first community, and by described first community from described benchmark cell
Delete in list；
The base station of described first community selects a cell as benchmark cell from described benchmark cell list, obtains described base
The interfered cell list of the base station broadcast of quasi- cell, the list of described interfered cell comprises described benchmark cell and to described benchmark
There is the cell of interference in cell；
When comprising described first community in the list of described interfered cell, and described first interfered cell list and described interfered cell
When list differs, it is little that the cell in the list of described interfered cell is added to described first interference by the base station of described first community
In area's list, and described benchmark cell is deleted from described benchmark cell list；
When comprising described first community in the list of described interfered cell, and described first interfered cell list and described interfered cell
When list is identical, described benchmark cell is deleted from described benchmark cell list by the base station of described first community；
When not comprising described first community in the list of described interfered cell, the base station of described first community is by described benchmark cell
Delete from described benchmark cell list；
The base station of described first community judges whether described benchmark cell list is empty；
When described benchmark cell list is not space-time, the base station of described first community reselects from described benchmark cell list
One cell, as benchmark cell, obtains the interfered cell list of the base station broadcast of described benchmark cell；
When described benchmark cell list is space-time, end of packet flow process, the first obtained interfered cell list is target and divides
Groups List.
2. method according to claim 1 it is characterised in that the list of described interfered cell by described benchmark cell according to institute
State the interference decision threshold of benchmark cell and the signal-to-noise ratio of the signal generation from neighbor cell is determined, concrete bag
Include：
The public reference signal that the base station of the base station reception neighbor cell of described benchmark cell sends, and according to described common reference
Signal of change goes out the first signal-to-noise ratio, when described first signal-to-noise ratio is less than the interference decision threshold of described benchmark cell
When, determine that described neighbor cell is the cell that there is interference to described benchmark cell；
Or,
The reference signal that user in the base station reception neighbor cell of described benchmark cell sends, and according to described reference signal meter
Calculate secondary signal interference ratio, when described secondary signal interference ratio is less than the interference decision threshold of described benchmark cell, determine
Described neighbor cell is the cell that there is interference to described benchmark cell.
3. method according to claim 1 is it is characterised in that described CCE receives the base station transmission of described benchmark cell
Interfered cell list includes：
Described CCE receives the interfered cell row that the base station of described benchmark cell sends in broadcast multi-broadcasting subframe or special subframe
Table.
4. method according to claim 1 is it is characterised in that the cell in described reception described targeted packets list sends
Up-downgoing proportioning include：
The base station that described CCE receives each cell in described targeted packets list is sent out in broadcast multi-broadcasting subframe or special subframe
The up-downgoing proportioning sent.
5. method according to claim 1 it is characterised in that described according to each cell in described targeted packets list
Up-downgoing proportioning determine target up-downgoing proportioning after, also include：
Described target up-downgoing proportioning is sent to each cell in described targeted packets list by described CCE.
6. method according to claim 1, it is characterised in that described be grouped to cell, obtains targeted packets list
Step, also include before：
The base station of described first community receives the described benchmark cell list that CCE sends, and described benchmark cell list includes described
All cells of CCE management, described first community is a cell of described CCE management.
7. method according to claim 1 is it is characterised in that to described first community in described first interfered cell list
The cell that there is interference is the base station of described first community according to the interference decision threshold of described first community with from adjacent little
The signal-to-noise ratio that the signal in area produces is determined, and specifically includes：
The public reference signal that the base station of the base station reception neighbor cell of described first community sends, and according to described common reference
Signal of change goes out the first signal-to-noise ratio, when described first signal-to-noise ratio is less than the interference decision threshold of described first community
When, determine that described neighbor cell is the cell that there is interference to described first community；
Or,
The reference signal that user in the base station reception neighbor cell of described first community sends, and according to described reference signal meter
Calculate secondary signal interference ratio, when described secondary signal interference ratio is less than the interference decision threshold of described first community, determine
Described neighbor cell is the cell that there is interference to described first community.
8. method according to claim 1 it is characterised in that
Described in the base station broadcast of described first community, the first interfered cell list includes：
The base station of described first community broadcasts described first interfered cell list in broadcast multi-broadcasting subframe or special subframe；
The interfered cell list that the base station of described first community obtains the base station broadcast of described benchmark cell includes：
The base station of the described benchmark cell of base station acquisition of described first community is broadcasted in broadcast multi-broadcasting subframe or special subframe
Interfered cell list.
9. method according to claim 7 is it is characterised in that the cell in described reception described targeted packets list sends
Up-downgoing proportioning include：
The base station of described first community receives other each cells in described targeted packets list in addition to described first community
The up-downgoing proportioning broadcasted in broadcast multi-broadcasting subframe or special subframe of base station.
10. method according to claim 7 is it is characterised in that also include：
The base station of described first community other each cells in addition to described first community in described targeted packets list are sent out
Send the up-downgoing proportioning of described first community, so that other in addition to described first community are each in described targeted packets list
Individual cell all can determine described target up-downgoing proportioning.
11. methods according to claim 10 are it is characterised in that the base station of described first community arranges to described targeted packets
In table, the up-downgoing proportioning of the described first community of each cell of other in addition to described first community transmission includes：
The base station of described first community removes described the in broadcast multi-broadcasting subframe or special subframe in described targeted packets list
The up-downgoing proportioning of other first communities described in each Cell Broadcast CB outside one cell.
A kind of device of 12. interfered cell grouping managements is it is characterised in that include：
Grouped element, for being grouped to cell, obtains targeted packets list；
Receiving unit, for receiving the up-downgoing proportioning of the transmission of the cell in described targeted packets list；
According to the up-downgoing proportioning of each cell in described targeted packets list, processing unit, for determining that target up-downgoing is joined
Each cell that described target up-downgoing proportioning is used for being supplied in described targeted packets list carries out up-downgoing business biography to ratio
Defeated；
When described device is for centralized management equipment CCE, described grouped element includes：
First module, for choosing a cell as benchmark cell, described benchmark cell list bag from benchmark cell list
Cell containing described CCE management；
Second module, the interfered cell list that the base station for receiving described benchmark cell sends, described interfered cell list bag
Containing the cell that there is interference to described benchmark cell；
Three module, for judging whether comprise Target cell in the list of described interfered cell, described Target cell is default
Cell outside interim group list and described benchmark cell list；
4th module, for when comprising Target cell in the list of described interfered cell, described Target cell being added to described
In benchmark cell list, and described benchmark cell is deleted from described benchmark cell list, described benchmark cell is added to
In described default interim group list；
5th module, for when not comprising Target cell in the list of described interfered cell, by described benchmark cell from described base
Delete in quasi- cell list, and described benchmark cell is added to described presetting in interim group list；
6th module, for judging whether described benchmark cell list is empty；
7th module, for not being space-time when described benchmark cell list, re-executes and chooses from described benchmark cell list
One cell is as benchmark cell；
8th module, for being space-time when described benchmark cell list, end of packet flow process, obtained default interim packet arranges
Table is targeted packets list；Or,
Described grouped element includes：
First module, for determining the first interfered cell list, described first interfered cell list comprises first community and right
There is the cell of interference in described first community；
Second module, for broadcasting described first interfered cell list, and by described first community from described benchmark cell list
Middle deletion；
Three module, for selecting a cell as benchmark cell from described benchmark cell list, obtains described benchmark little
The interfered cell list of the base station broadcast in area, the list of described interfered cell comprises described benchmark cell and to described benchmark cell
There is the cell of interference；
4th module, for when comprising described first community in the list of described interfered cell, and described first interfered cell list
When differing with the list of described interfered cell, the cell in the list of described interfered cell is added to described first interfered cell row
In table, and described benchmark cell is deleted from described benchmark cell list；
5th module, for when comprising described first community in the list of described interfered cell, and described first interfered cell list
When identical with the list of described interfered cell, described benchmark cell is deleted from described benchmark cell list；
6th module, for when not comprising described first community in the list of described interfered cell, by described benchmark cell from institute
State in benchmark cell list and delete；
7th module, for judging whether described benchmark cell list is empty；
8th module, for not being space-time when described benchmark cell list, reselects one from described benchmark cell list
Cell, as benchmark cell, obtains the interfered cell list of the base station broadcast of described benchmark cell；
9th module, for being space-time when described benchmark cell list, end of packet flow process, the first obtained interfered cell arranges
Table is as targeted packets list.
13. devices according to claim 12 are it is characterised in that the described benchmark cell that described second module receives sends
Interfered cell list, the list of described interfered cell by described benchmark cell according to the interference decision threshold of described benchmark cell and
The signal-to-noise ratio that signal from neighbor cell produces is determined, and specifically includes：The base station of described benchmark cell receives phase
The public reference signal that the base station of adjacent cell sends, and the first signal-to-noise ratio is calculated according to described public reference signal, when
When described first signal-to-noise ratio is less than the interference decision threshold of described benchmark cell, determine that described neighbor cell is to described base
There is the cell of interference in quasi- cell；Or, the reference letter that the user in the base station reception neighbor cell of described benchmark cell sends
Number, and secondary signal interference ratio is calculated according to described reference signal, when described secondary signal interference ratio is little less than described benchmark
During the interference decision threshold in area, determine that described neighbor cell is the cell that there is interference to described benchmark cell.
14. devices according to claim 12 it is characterised in that described second module, specifically for receiving described benchmark
The interfered cell list that the base station of cell sends in broadcast multi-broadcasting subframe or special subframe.
15. devices according to claim 12 it is characterised in that described receiving unit, specifically for receiving described target
The up-downgoing proportioning that the base station of each cell in group list sends in broadcast multi-broadcasting subframe or special subframe.
16. devices according to claim 12 are it is characterised in that also include：
First transmitting element, for each cell being sent to described target up-downgoing proportioning in described targeted packets list.
17. devices according to any one of claim 12-16 are it is characterised in that described CCE is macro base station, core net, net
Any one in pass, Ethernet switch or net association ip router.
18. devices according to claim 12 are it is characterised in that when described device is for the base station of first community, described
The cell that first community manages for CCE,
Described receiving unit, is additionally operable to receive the benchmark cell list that described CCE sends, described benchmark cell list includes described
All cells of CCE management.
19. devices according to claim 12 it is characterised in that described first module determine described first interfered cell
The cell that there is interference to described first community in list is interference decision threshold according to described first community and from adjacent
The signal-to-noise ratio that the signal of cell produces is determined, and specifically includes：The base station reception neighbor cell of described first community
The public reference signal that sends of base station, and the first signal-to-noise ratio is calculated according to described public reference signal, when described the
When one signal-to-noise ratio is less than the interference decision threshold of described first community, determine that described neighbor cell is to described first community
There is the cell of interference；Or, the reference signal that the user in the base station reception neighbor cell of described first community sends, and root
Calculate secondary signal interference ratio according to described reference signal, when the interference of described secondary signal is than the interference less than described first community
During decision threshold, determine that described neighbor cell is the cell that there is interference to described first community.
20. devices according to claim 12 it is characterised in that
Described second module, specifically for broadcasting described first interfered cell list in broadcast multi-broadcasting subframe or special subframe；
Described three module, the base station specifically for obtaining described benchmark cell is broadcasted in broadcast multi-broadcasting subframe or special subframe
Interfered cell list.
21. devices according to claim 18 it is characterised in that described receiving unit, specifically for receiving described target
In group list, the base station of other each cells in addition to described first community is wide in broadcast multi-broadcasting subframe or special subframe
The up-downgoing proportioning broadcast.
22. devices according to claim 18 are it is characterised in that also include：
Second transmitting element, sends for other each cells in addition to described first community in described targeted packets list
The up-downgoing proportioning of described first community so that in described targeted packets list other in addition to described first community each
Cell all can determine described target up-downgoing proportioning.
23. devices according to claim 22 it is characterised in that described second transmitting element, specifically for broadcast many
Broadcast subframe or interior each Cell Broadcast CB institute of other in addition to described first community in described targeted packets list of special subframe
State the up-downgoing proportioning of first community.
24. devices according to any one of claim 18-23 are it is characterised in that described base station includes macro base station or micro- station.
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| WO2015096073A1 (en) * | 2013-12-25 | 2015-07-02 | 华为技术有限公司 | Method and apparatus for allocating uplink resource, and macro base station |
| CN105009669A (en) * | 2013-12-25 | 2015-10-28 | 华为技术有限公司 | Method and device for obtaining tdd uplink and downlink ratio |
| WO2015165026A1 (en) * | 2014-04-29 | 2015-11-05 | 华为技术有限公司 | Method and base station used for achieving cross-station flexible ratio |
| CN108923906B (en) * | 2014-08-21 | 2021-01-26 | 上海朗帛通信技术有限公司 | Transmission method and device for time division duplex system signal |
| WO2018112845A1 (en) * | 2016-12-22 | 2018-06-28 | 华为技术有限公司 | Cell grouping method and device |
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| CN1564483A (en) * | 2004-04-07 | 2005-01-12 | 中兴通讯股份有限公司 | Dynamic channel distributing method of TD-SCDMA |
| CN102223221A (en) * | 2011-07-01 | 2011-10-19 | 新邮通信设备有限公司 | Method for selecting HARQ (hybrid automatic repeat request) mode in LTE (long term evolution) system |
| CN102281638A (en) * | 2011-08-02 | 2011-12-14 | 电信科学技术研究院 | Method and equipment for scheduling slot |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1564483A (en) * | 2004-04-07 | 2005-01-12 | 中兴通讯股份有限公司 | Dynamic channel distributing method of TD-SCDMA |
| CN102223221A (en) * | 2011-07-01 | 2011-10-19 | 新邮通信设备有限公司 | Method for selecting HARQ (hybrid automatic repeat request) mode in LTE (long term evolution) system |
| CN102281638A (en) * | 2011-08-02 | 2011-12-14 | 电信科学技术研究院 | Method and equipment for scheduling slot |
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