CN106803779A - Grand small interval disturbance coordination method and device, base station, communication system - Google Patents
Grand small interval disturbance coordination method and device, base station, communication system Download PDFInfo
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- CN106803779A CN106803779A CN201510844233.4A CN201510844233A CN106803779A CN 106803779 A CN106803779 A CN 106803779A CN 201510844233 A CN201510844233 A CN 201510844233A CN 106803779 A CN106803779 A CN 106803779A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/32—Hierarchical cell structures
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
- H04J11/0023—Interference mitigation or co-ordination
- H04J11/005—Interference mitigation or co-ordination of intercell interference
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0446—Resources in time domain, e.g. slots or frames
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/51—Allocation or scheduling criteria for wireless resources based on terminal or device properties
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Abstract
The invention provides the grand micro- eICIC method and devices of one kind, base station, communication system, the method includes：The position attribution of the terminal for accessing macro station cell is obtained, according to the terminal type of position attribution more new terminal；Terminal type includes macro station center of housing estate terminal or macro station cell-edge terminals, the corresponding interference coordination strategy of macro station center of housing estate terminal includes that the data service using all subframes to terminal is scheduled, and the corresponding interference coordination strategy of macro station cell-edge terminals includes that the data service using only non-almost blank subframe to terminal is scheduled；According to the corresponding interference coordination strategy of terminal type, the data service to terminal is scheduled.By implementation of the invention, the position attribution of macro station cell UE is obtained, so that it is determined that terminal belongs to center terminal or edge termination, to realize the method that up differentiation is dispatched, the uplink scheduling number of times of grand district center UE is improve, the effect for improving center UE uplink throughputs has been reached.
Description
Technical field
The present invention relates to the communications field, more particularly to a kind of grand small interval disturbance coordination method and device, base
Stand, communication system.
Background technology
Traditional beehive net technology focuses on outdoor and covering, finite capacity.In the annual double increasing of data traffic
It is only far from enough by wireless channel technology and the limited frequency bandwidth of extension under trend long.According to current
Development trend, especially in urban environment, most traffic demand is concentrated indoors or hot spot region.It is limited
In bandwidth limitation, the traditional macro station of such scene possibly cannot meet the demand of flow.Therefore, operator
Will become more dependent in meeting user's request by the new network architecture.
Build the network of topological structure isomerization：HetNet (heterogeneous network, heterogeneous network),
It is made up of different size, type cell, including：Macrocell macro cell, Microcell micro cell,
Picocell pico cell will be that reply Future Data flow increases suddenly, meet the main way of capacity increased requirement
Footpath.In macrocellular network layer, operator by the microcellulor Microcell of cloth amplification quantity low-power, slightly
The non-standard hexagonal honeycomb access point such as honeycomb Picocell, forms low power nodes layer, a large amount of reuse systems
Existing frequency spectrum resource, and targetedly dispose on demand, access to meet hot zones to capacity nearby
Demand.
Heterogeneous network HetNet is a kind of various networking modes of wireless access technology in the range of 3Gpp, specifically
Refer to just that LPN (Low Power Node, low power nodes) is placed in macro base station coverage by cloth, formed
With the heterogeneous system of the different node types of covering, due to introducing many LPN, interference problem becomes prominent, needs
Corresponding technology is wanted to solve interference problem.
The optimum method evaded and controlled for interference at present is complete alien frequencies, under complete alien frequencies mode,
The situation of macro base station Hierarchical Network similar with the LPN in covering, it is now substantially noiseless, complete alien frequencies mode
Although shortcoming interference is small, the reduction of the availability of frequency spectrum limits the lifting of power system capacity.Non-fully alien frequencies
Under scene, eICIC (enhanced Inter-cell interference Coordination, cell
Between interference coordination) technology is a kind of approach for solving grand small interval interference, eICIC is by configuring
The time domain ICIC technologies of ABS (Almost Blank Subframe, almost blank subframe).ABS only includes one
A little necessary signals, and power is very low；EICIC vacates these subframes and does not do number by configuring ABS subframes, macro station
According to the scheduling of business, micro- station carries out data dispatch using ABS subframes, is originally in Microcell by more capable and experienced
The user for disturbing provides business, it is achieved thereby that the coordination of inter-cell interference.
In actual applications, ABS subframes maximum accounting is 60%, and by eICIC handling processes, " Hong Qu is according to ABS
Bitmap constrained dispatch, carries out normal consistency, except some are necessary in ABS subframes in non-ABS subframes
Public information, not scheduling data traffic " understands that macro station does not differentiate between the center terminal of access terminal, edge end
End, all users vacate ABS subframes；And actually there was only macro station edge termination to micro- station cell-edge terminals
Uplink interference than larger, if all terminals of regulation macro station all only carry out uplink scheduling using non-ABS subframes,
Can so little macro station center terminal be influenceed to bring unnecessary uplink traffic to decline micro- station adjacent area.
Therefore, how to provide a kind of can solve existing eICIC unnecessary upstream is brought to center terminal
The eICIC methods for declining are measured, is those skilled in the art's technical problem urgently to be resolved hurrily.
The content of the invention
It is existing to solve the invention provides the grand micro- eICIC method and devices of one kind, base station, communication system
EICIC brings the problem that unnecessary uplink traffic declines to center terminal.
The invention provides the grand micro- eICIC methods of one kind, it includes：
The position attribution of the terminal for accessing macro station cell is obtained, according to the terminal type of position attribution more new terminal；
Terminal type includes macro station center of housing estate terminal or macro station cell-edge terminals, and macro station center of housing estate terminal-pair should
Interference coordination strategy include that data service using all subframes to terminal is scheduled, macro station cell edge
The corresponding interference coordination strategy of terminal includes that the data service using only non-almost blank subframe to terminal is adjusted
Degree；
According to the corresponding interference coordination strategy of terminal type, the data service to terminal is scheduled.
Further, before the position attribution of the terminal for accessing macro station cell is obtained, also include：To access
The terminal type of the terminal of macro station cell is set to macro station cell-edge terminals, using macro station cell-edge terminals
Corresponding interference coordination strategy, the data service to terminal is scheduled.
Further, the terminal type in the terminal by macro station cell is accessed is set to macro station cell-edge terminals
Afterwards, before obtaining the position attribution of the terminal for accessing macro station cell, also include：Sent for sentencing to terminal
The eICIC measurement message of disconnected position attribution, if the eICIC for not receiving terminal transmission in the given time is surveyed
Amount report, then be set to macro station center of housing estate terminal, if receiving in the given time by the terminal type of terminal
To the eICIC measurement reports that terminal sends, then the position attribution of terminal is obtained.
Further, if receiving the eICIC measurement reports of terminal transmission in the given time, obtaining eventually
Before the position attribution at end, also include：Judge whether in the Neighboring Cell List in eICIC measurement reports be backstage
Known micro- station adjacent area of configuration, if it is not, the terminal type of terminal is then set to macro station center of housing estate terminal,
If so, then obtaining the position attribution of terminal.
Further, the position attribution of the terminal for accessing macro station cell is obtained, according to position attribution more new terminal
Terminal type include：The eICIC measurement reports that receiving terminal sends, according in eICIC measurement reports
The Reference Signal Received Power difference at macro station-micro- station whether predetermined threshold value, if being more than, by the terminal of terminal
Type is set to macro station center of housing estate terminal, if being less than, the terminal type of terminal is set into macro station cell
Edge termination.
The invention provides the grand micro- eICIC devices of one kind, it includes：
Acquisition module, the position attribution for obtaining the terminal for accessing macro station cell, updates according to position attribution
The terminal type of terminal；Terminal type includes macro station center of housing estate terminal or macro station cell-edge terminals, macro station
The corresponding interference coordination strategy of center of housing estate terminal includes that the data service using all subframes to terminal is adjusted
Degree, the corresponding interference coordination strategy of macro station cell-edge terminals is included using only non-almost blank subframe to terminal
Data service be scheduled；
Scheduler module, for according to the corresponding interference coordination strategy of terminal type, the data service to terminal to be entered
Row scheduling.
Further, scheduler module, was additionally operable to before the position attribution for obtaining the terminal for accessing macro station cell,
The terminal type for accessing the terminal of macro station cell is set to macro station cell-edge terminals, using macro station cell side
The corresponding interference coordination strategy of edge terminal, the data service to terminal is scheduled.
Further, acquisition module is set to macro station cell in the terminal type of the terminal by macro station cell is accessed
After edge termination, before obtaining the position attribution of the terminal for accessing macro station cell, it is additionally operable to be sent to terminal
EICIC for judging position attribution measures message, if not receiving terminal transmission in the given time
EICIC measurement reports, then be set to macro station center of housing estate terminal, if in the scheduled time by the terminal type of terminal
The eICIC measurement reports of terminal transmission are inside received, then obtains the position attribution of terminal.
Further, if receiving the eICIC measurement reports of terminal transmission in the given time, obtaining eventually
Before the position attribution at end, acquisition module be additionally operable to judge the Neighboring Cell List in eICIC measurement reports Nei whether
Micro- station adjacent area known to the configuration of backstage, if it is not, the terminal type of terminal then is set into macro station center of housing estate
Terminal, if so, then obtaining the position attribution of terminal.
Further, acquisition module is used for the eICIC measurement reports that receiving terminal sends, and is surveyed according to eICIC
Amount report in macro station-micro- station Reference Signal Received Power difference whether predetermined threshold value, if being more than, will
The terminal type of terminal is set to macro station center of housing estate terminal, if being less than, the terminal type of terminal is set
It is macro station cell-edge terminals.
The invention provides a kind of base station, its grand micro- eICIC device for including present invention offer.
The invention provides a kind of communication system, its base station for including present invention offer.
Beneficial effects of the present invention：
The invention provides the grand micro- eICIC methods of one kind, in macro station center of housing estate terminal in traditional eICIC
The problem that row scheduling is not enough, propose it is a kind of the position attribution of macro station cell terminal is determined based on measurement so that
Determine that terminal belongs to center terminal or edge termination, to realize the method that up differentiation is dispatched, using this
Invention methods described, compared with prior art, improves the uplink scheduling number of times of grand district center terminal, reaches
Improve the effect of center terminal uplink throughput.
Brief description of the drawings
The structural representation of grand micro- eICIC devices that Fig. 1 is provided for first embodiment of the invention；
The flow chart of grand micro- eICIC methods that Fig. 2 is provided for second embodiment of the invention；
The flow chart of grand micro- eICIC methods that Fig. 3 is provided for third embodiment of the invention.
Specific embodiment
Further annotation explanation is now made to the present invention by way of specific embodiment combination accompanying drawing.
First embodiment：
The structural representation of grand micro- eICIC devices that Fig. 1 is provided for first embodiment of the invention, can by Fig. 1
Know, in the present embodiment, grand micro- eICIC devices that the present invention is provided include：
Acquisition module 11, the position attribution for obtaining the terminal for accessing macro station cell, according to position attribution more
The terminal type of new terminal；Terminal type includes CCU (Cell Center UE, macro station center of housing estate terminal)
Or CEU (Cell Edge UE, macro station cell-edge terminals), the corresponding interference association of macro station center of housing estate terminal
Adjusting strategy includes that the data service using all subframes to terminal is scheduled, macro station cell-edge terminals correspondence
Interference coordination strategy include that data service using only non-almost blank subframe to terminal is scheduled；
Scheduler module 12, for according to the corresponding interference coordination strategy of terminal type, the data service to terminal
It is scheduled.
In certain embodiments, the scheduler module 12 in above-described embodiment is additionally operable to obtaining access macro station cell
Terminal position attribution before, the terminal type of terminal for accessing macro station cell is set to macro station cell side
Edge terminal, using the corresponding interference coordination strategy of macro station cell-edge terminals, the data service to terminal is carried out
Scheduling.
In certain embodiments, the acquisition module 11 in above-described embodiment is in the terminal by macro station cell is accessed
Terminal type is set to after macro station cell-edge terminals, obtains the position attribution of the terminal for accessing macro station cell
Before, the eICIC for being additionally operable to be sent for judging position attribution to terminal measures message, if in the scheduled time
The eICIC measurement reports of terminal transmission are not received inside, then the terminal type of terminal is set to macro station cell
Center terminal, if receiving the eICIC measurement reports of terminal transmission in the given time, obtains terminal
Position attribution.
In certain embodiments, if the subframe in above-described embodiment receives terminal transmission in the given time
EICIC measurement reports, before the position attribution of terminal is obtained, acquisition module 11 is additionally operable to judge eICIC
In Neighboring Cell List in measurement report whether be backstage configuration known micro- station adjacent area, if it is not, then by terminal
Terminal type is set to macro station center of housing estate terminal, if so, then obtaining the position attribution of terminal.
In certain embodiments, the acquisition module 11 in above-described embodiment is used for the eICIC that receiving terminal sends
Whether measurement report, the Reference Signal Received Power difference at the macro station-micro- station in eICIC measurement reports is pre-
Gating limit value, if being more than, macro station center of housing estate terminal is set to by the terminal type of terminal, if being less than,
The terminal type of terminal is then set to macro station cell-edge terminals.
The invention provides a kind of base station, its grand micro- eICIC device 1 for including present invention offer.
The invention provides a kind of communication system, its base station for including present invention offer.
Second embodiment：
The flow chart of grand micro- eICIC methods that Fig. 2 is provided for second embodiment of the invention, as shown in Figure 2,
In the present embodiment, grand micro- eICIC methods that the present invention is provided are comprised the following steps：
S201：The position attribution of the terminal for accessing macro station cell is obtained, according to the end of position attribution more new terminal
End type；Terminal type includes macro station center of housing estate terminal or macro station cell-edge terminals, macro station center of housing estate
The corresponding interference coordination strategy of terminal includes that the data service using all subframes to terminal is scheduled, macro station
The corresponding interference coordination strategy of cell-edge terminals includes the data industry to terminal using only non-almost blank subframe
Business is scheduled；
S202：According to the corresponding interference coordination strategy of terminal type, the data service to terminal is scheduled.
In certain embodiments, the method in above-described embodiment is obtaining the position of the terminal for accessing macro station cell
Before attribute, also include：The terminal type for accessing the terminal of macro station cell is set to macro station cell edge end
End, using the corresponding interference coordination strategy of macro station cell-edge terminals, the data service to terminal is scheduled.
In certain embodiments, terminal class of the method in above-described embodiment in the terminal by macro station cell is accessed
Type is set to after macro station cell-edge terminals, before obtaining the position attribution of the terminal for accessing macro station cell,
Also include：The eICIC sent for judging position attribution to terminal measures message, if in the given time not
The eICIC measurement reports of terminal transmission are received, then the terminal type of terminal is set to macro station center of housing estate
Terminal, if receiving the eICIC measurement reports of terminal transmission in the given time, obtains the position of terminal
Attribute.
In certain embodiments, if the method in above-described embodiment receives terminal transmission in the given time
EICIC measurement reports, before the position attribution of terminal is obtained, also include：Judge in eICIC measurement reports
Neighboring Cell List in whether be backstage configuration known micro- station adjacent area, if it is not, then the terminal type of terminal is set
Macro station center of housing estate terminal is set to, if so, then obtaining the position attribution of terminal.
In certain embodiments, the acquisition in above-described embodiment accesses the position attribution of the terminal of macro station cell,
Terminal type according to position attribution more new terminal includes：The eICIC measurement reports that receiving terminal sends, root
According to the macro station in eICIC measurement reports-micro- station Reference Signal Received Power difference whether predetermined threshold value, if
It is more than, then the terminal type of terminal is set to macro station center of housing estate terminal, if being less than, by the end of terminal
End type is set to macro station cell-edge terminals.
Further annotation explanation is done to the present invention in conjunction with concrete application scene.
3rd embodiment：
The present embodiment is with FDD (Freq terminal n cy Division Duplexing, FDD) system
Example is illustrated.
The handling process of the eICIC based on ABS subframes is in the prior art：1st, Hong Qu configurations ABS bitmaps,
Grand area MAC is informed by interface, and notifies microcell；2nd, Hong Qu is according to ABS bitmap constrained dispatch, in non-ABS
Normal consistency is carried out in subframe, except some necessary public informations in ABS subframes, uncomfortable degrees of data industry
Business.3rd, microcell RRC divides user property according to measurement result, and according to the ABS bitmaps received from Hong Qu
Constrained dispatch, has strongly disturbing edge customer to be dispatched only in ABS subframes with Hong Qu.4th, microcell feedback ABS
Resource status are reported to Hong Qu, including the actually used ABS bitmaps of microcell and ABS subframes the utilization of resources
Rate.5th, Hong Qu carries out ABS dynamically adjustment according to the feedback information of microcell.
For FDD, ABS is started counting up from the 0 work song frame of SFN=0.It is cycle weight that ABS is configured with 40ms
Appear again existing, table 1 below is the mode index table Pattern Index of the ABS of FDD.
Table 1
Up abs mode is converted into according to descending abs mode configuration (descending ABS subframes add 4 subframes)
Allocation list is as shown in table 2 below：
Table 2
Can be seen that ABS subframes maximum accounting is 60% (ABSPatternIndex=21) by table 1 and 2, press
EICIC handling processes：" Hong Qu carries out normal consistency according to ABS bitmap constrained dispatch in non-ABS subframes,
Except some necessary public informations in ABS subframes, not scheduling data traffic ", macro station does not differentiate between center
Terminal, edge termination, all users vacate ABS subframes.And actually there was only macro station edge termination to micro- station
Cell-edge terminals uplink interference is than larger.If all terminals of regulation macro station are all only entered using non-ABS subframes
Row uplink scheduling, then little macro station center terminal can be influenceed to bring unnecessary upstream micro- station adjacent area
Amount declines.
For the problem that macro station center of housing estate terminal up dispatching in traditional eICIC is not enough, the present embodiment is proposed
It is a kind of that the position attribution of macro station cell terminal is determined based on measurement, so as to realizing the side of up differentiation scheduling
Method.Macro station center of housing estate terminal up dispatching is not enough during the present embodiment solves the problems, such as traditional eICIC, makes
The position attribution of macro station cell terminal is determined based on affair with a kind of, so as to realize that up differentiation is adjusted
The method of degree, realizes and distinguishes CEU and CCU to grand area's terminal, to the up full time slot scheduling of CCU, lifting
The uplink throughput of CCU terminals.
The technical problems to be solved by the invention are：For macro station center of housing estate terminal uplink in traditional eICIC
Not enough problem is dispatched, the position attribution of macro station cell terminal is determined based on measurement set forth herein a kind of, from
And the method for realizing up differentiation scheduling.
As shown in figure 3, grand micro- eICIC methods that the present embodiment is provided are comprised the following steps：
S301：After terminal accesses macro station cell, macro station eNB (evolved Node B, evolved base station) is just
Beginningization terminal is CEU, and the eICIC issued for judging position attribution to terminal in reallocation message is measured, together
Shi Qidong waits terminal to report eICIC measurement report timers；Now for interference of avoiding arousing suspicion；
S302：The conversion of terminal attribute is carried out, if timer is surveyed in the eICIC that macro station eNB receives terminal
Time-out before amount report, then be set to CCU by terminal attribute；If receiving eICIC surveys before timer expiry
Amount report, then ignore the timer, performs next step, carries out terminal location attribute conversion；
S303-S304：After eNB receives the eICIC measurement reports of terminal to report every time, measurement report is judged
Whether it is known micro- station adjacent area of backstage configuration in Neighboring Cell List, if it is, next step is performed, according to
Measurement result sets terminal attribute；Terminal location attribute is otherwise set to CCU.
S305：ENB is according to the macro station in measurement report-micro- station RSRP (Reference Signal Receiving
Power, Reference Signal Received Power) whether difference be more than pre-determined threshold, and such as -65dbm determines whether
(there is interference) in edge termination, if being more than, terminal is designated as into center terminal, if being less than, will eventually
End is designated as edge termination；
On this basis, macro station cell realizes up differentiation scheduling according to the position attribution of terminal.Work as judgement
When terminal belongs to edge termination (CEU), the uplink scheduling that it is directed to the terminal is consistent with tradition eICIC, i.e.,
The scheduling of upstream data service is only carried out in non-ABS subframes；When judging that the terminal belongs to center terminal, its
The scheduling of upstream data service is carried out in all 10 subframes for the terminal.
In actual applications, the method can include：
The first step：The uplink scheduling of terminal is based on terminal attribute (CCU/CEU), and terminal attribute is by defining
What eICIC measurement results determined.EICIC measurements are defined using A3 events, the trigger condition of A3 events can join
Examine agreement 36.331.
Second step：After terminal access service cell, eNB initialization terminals are CEU, are opened when eICIC is switched,
And Serving cell include micro- station homogeneous-frequency adjacent-domain when, terminal access or incision after, eNB can be in RRC CONNECTION
EICIC is measured into configuration distributing to terminal in RECONFIGURATION message, and is entered according to measurement result
Row terminal attribute is changed, and in order to avoid terminal attribute is rattled, is solved using parameter hysteresis.
3rd step：When judging that terminal belongs to CEU, CEU attributes are offered into uplink scheduling module, Hou Zhezhen
Scheduling to the terminal is consistent with tradition eICIC, i.e., the tune of upstream data service is only carried out in non-ABS subframes
Degree；When judging that the terminal belongs to CCU, CCU attributes are offered into uplink scheduling module, the latter is directed to the end
Hold the scheduling that upstream data service is carried out in all 10 subframes.
4th step：When terminal is switched to other cells, can first delete the measurement, then by Target cell according to
Whether itself configuration determination needs to issue new eICIC measurements.When terminal returns to Idle states, terminal can be certainly
It is dynamic to delete the measurement.
In summary, by implementation of the invention, at least there is following beneficial effect：
The invention provides the grand micro- eICIC methods of one kind, for macro station center of housing estate terminal in traditional eICIC
The problem that uplink scheduling is not enough, propose it is a kind of the position attribution of macro station cell terminal is determined based on measurement, from
And determine that terminal belongs to center terminal or edge termination, to realize the method that up differentiation is dispatched, use
The method of the invention, compared with prior art, improves the uplink scheduling number of times of grand district center terminal, reaches
The effect for improving center terminal uplink throughput is arrived.
The above is only specific embodiment of the invention, any formal limitation not done to the present invention,
Every any simple modification made to embodiment of above according to technical spirit of the invention, equivalent variations,
With reference to or modification, still fall within the protection domain of technical solution of the present invention.
Claims (12)
1. a kind of grand small interval disturbance coordination method, it is characterised in that including：
The position attribution of the terminal for accessing macro station cell is obtained, the terminal is updated according to the position attribution
Terminal type；The terminal type includes macro station center of housing estate terminal or macro station cell-edge terminals, described grand
The corresponding interference coordination strategy of center of housing estate terminal of standing includes the data service to the terminal using all subframes
It is scheduled, the corresponding interference coordination strategy of the macro station cell-edge terminals is included using only non-almost blank
Data service of the subframe to the terminal is scheduled；
According to the corresponding interference coordination strategy of the terminal type, the data service to the terminal is scheduled.
2. grand small interval disturbance coordination method as claimed in claim 1, it is characterised in that obtaining
Before the position attribution of the terminal for accessing macro station cell, also include：The terminal of the terminal of macro station cell will be accessed
Type is set to macro station cell-edge terminals, using the corresponding interference coordination plan of the macro station cell-edge terminals
Slightly, the data service to the terminal is scheduled.
3. grand small interval disturbance coordination method as claimed in claim 2, it is characterised in that will connect
The terminal type for entering the terminal of macro station cell is set to after macro station cell-edge terminals, and the acquisition accesses grand
Before the position attribution of the terminal of cell of standing, also include：Sent for judging position attribution to the terminal
Inter-Cell Interference Coordination measures message, if the minizone for not receiving the terminal transmission in the given time is done
Coordinated measurement report is disturbed, then the terminal type of the terminal is set to macro station center of housing estate terminal, if pre-
The Inter-Cell Interference Coordination measurement report that the terminal sends is received in fixing time, then obtains the terminal
Position attribution.
4. grand small interval disturbance coordination method as claimed in claim 3, it is characterised in that if pre-
The Inter-Cell Interference Coordination measurement report that the terminal sends is received in fixing time, the terminal is being obtained
Before position attribution, also include：Judge be in the Neighboring Cell List in the Inter-Cell Interference Coordination measurement report
No micro- station adjacent area known to the configuration of backstage, if it is not, it is small that the terminal type of the terminal then is set into macro station
District center terminal, if so, then obtaining the position attribution of the terminal.
5. the grand small interval disturbance coordination method as described in any one of Claims 1-4, its feature exists
In the position attribution for obtaining the terminal for accessing macro station cell updates the end according to the position attribution
The terminal type at end includes：The Inter-Cell Interference Coordination measurement report that the terminal sends is received, according to described
The whether pre- gating of Reference Signal Received Power difference at the macro station-micro- station in Inter-Cell Interference Coordination measurement report
Limit value, if being more than, macro station center of housing estate terminal is set to by the terminal type of the terminal, if being less than,
The terminal type of the terminal is then set to macro station cell-edge terminals.
6. a kind of grand small interval interference coordination device, it is characterised in that including：
Acquisition module, the position attribution for obtaining the terminal for accessing macro station cell, according to the position attribution
Update the terminal type of the terminal；The terminal type includes macro station center of housing estate terminal or macro station cell side
Edge terminal, the corresponding interference coordination strategy of the macro station center of housing estate terminal is included using all subframes to described
The data service of terminal is scheduled, and the corresponding interference coordination strategy of the macro station cell-edge terminals is included only
Data service using non-almost blank subframe to the terminal is scheduled；
Scheduler module, for according to the corresponding interference coordination strategy of the terminal type, to the number of the terminal
It is scheduled according to business.
7. grand small interval interference coordination device as claimed in claim 6, it is characterised in that the tune
Degree module, was additionally operable to before the position attribution for obtaining the terminal for accessing macro station cell, will access macro station cell
The terminal type of terminal be set to macro station cell-edge terminals, using macro station cell-edge terminals correspondence
Interference coordination strategy, the data service to the terminal is scheduled.
8. grand small interval interference coordination device as claimed in claim 2, it is characterised in that described to obtain
Modulus block is set to after macro station cell-edge terminals in the terminal type of the terminal by macro station cell is accessed, institute
Before stating the position attribution for obtaining the terminal for accessing macro station cell, it is additionally operable to be sent for judging to the terminal
The Inter-Cell Interference Coordination measurement message of position attribution, if do not receive the terminal in the given time sending
Inter-Cell Interference Coordination measurement report, then the terminal type of the terminal is set to macro station center of housing estate end
End, if receiving the Inter-Cell Interference Coordination measurement report that the terminal sends in the given time, obtains
The position attribution of the terminal.
9. grand small interval interference coordination device as claimed in claim 8, it is characterised in that if pre-
The Inter-Cell Interference Coordination measurement report that the terminal sends is received in fixing time, the terminal is being obtained
Before position attribution, the acquisition module is additionally operable to judge the neighbour in the Inter-Cell Interference Coordination measurement report
In area's list whether be backstage configuration known micro- station adjacent area, if it is not, then the terminal type of the terminal is set
Macro station center of housing estate terminal is set to, if so, then obtaining the position attribution of the terminal.
10. the grand small interval interference coordination device as described in any one of claim 6 to 9, its feature exists
In the acquisition module is used to receive the Inter-Cell Interference Coordination measurement report that the terminal sends, according to institute
Whether the Reference Signal Received Power difference for stating the macro station in Inter-Cell Interference Coordination measurement report-micro- station is preset
Threshold value, if being more than, macro station center of housing estate terminal is set to by the terminal type of the terminal, if being less than,
The terminal type of the terminal is then set to macro station cell-edge terminals.
11. a kind of base stations, it is characterised in that including grand micro- as described in any one of claim 6 to 10
Inter-Cell Interference Coordination device.
12. a kind of communication systems, it is characterised in that including base station as claimed in claim 11.
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| CN201510844233.4A CN106803779A (en) | 2015-11-26 | 2015-11-26 | Grand small interval disturbance coordination method and device, base station, communication system |
| PCT/CN2016/091747 WO2017088506A1 (en) | 2015-11-26 | 2016-07-26 | Inter-macro/micro cell interference coordination method and device, base station and communication system |
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| CN201510844233.4A CN106803779A (en) | 2015-11-26 | 2015-11-26 | Grand small interval disturbance coordination method and device, base station, communication system |
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| CN113727356A (en) * | 2021-08-26 | 2021-11-30 | 中国联合网络通信集团有限公司 | Method and device for reducing communication interference |
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| US20100220670A1 (en) * | 2009-02-27 | 2010-09-02 | Koon Hoo Teo | Method for Scheduling to Reduce Inter-Cell Interference for Voice Communication in OFDMA |
| WO2012079604A1 (en) * | 2010-12-15 | 2012-06-21 | Telefonaktiebolaget L M Ericsson (Publ) | Technique for inter-cell interference coordination in a heterogeneous communication network |
| EP2563083A1 (en) * | 2011-08-22 | 2013-02-27 | Alcatel Lucent | Apparatus and method for scheduling a mobile terminal |
| CN103297979B (en) * | 2012-02-29 | 2016-08-03 | 国际商业机器公司 | Realize method and the base station of interference coordination |
| CN103369611B (en) * | 2012-03-30 | 2018-09-11 | 中兴通讯股份有限公司 | Random access processing method, switching handling method and device |
| CN103428871B (en) * | 2012-05-25 | 2018-05-18 | 中兴通讯股份有限公司 | A kind of disturbance coordination method and system |
| CN104254075B (en) * | 2013-06-25 | 2017-11-14 | 普天信息技术研究院有限公司 | A kind of up-link interference coordination method suitable for heterogeneous network |
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| CN113727356A (en) * | 2021-08-26 | 2021-11-30 | 中国联合网络通信集团有限公司 | Method and device for reducing communication interference |
| CN113727356B (en) * | 2021-08-26 | 2023-11-21 | 中国联合网络通信集团有限公司 | Method and device for reducing communication interference |
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