CN102202311A - Coordination method of interference, equipment and system thereof - Google Patents
Coordination method of interference, equipment and system thereof Download PDFInfo
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- CN102202311A CN102202311A CN2010101380673A CN201010138067A CN102202311A CN 102202311 A CN102202311 A CN 102202311A CN 2010101380673 A CN2010101380673 A CN 2010101380673A CN 201010138067 A CN201010138067 A CN 201010138067A CN 102202311 A CN102202311 A CN 102202311A
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Abstract
The invention discloses a coordination method of interference, equipment and a system thereof. The method comprises the following steps: the interference indication information of an interference load is obtained; a first access node reports the interference indication information of the interference load to a first base station through an air interface and requests the first base station to carry out interference coordination, or the first base station carries out interference coordination according to interference indication information which comprises the interference load and sends wireless resource coordination information to the first access node through the air interface wherein the first access node comprises Relay NodeB, HeNB, PicoNodeB, Femto Cell or Remote Radio Head. According to the invention, the communication flow of the interference coordination process is simplified, the time delay of the process is reduced, the communication resource in the process of usage is reduced, and the user experience of the process is improved.
Description
Technical field
The present invention relates to communication technical field, relate in particular to a kind of coordination approach, equipment and system of interference.
Background technology
In order to improve the flexibility of wireless communication system, can in the geographic range of same covering, dispose the transmitting power difference in the prior art, or the different base station of access style, for example macro base station and low power base station are deployed in together.Also two low power base station can be deployed in adjacent area.Above-mentioned low power base station comprises relaying Relay NodeB, Home eNodeB HeNB, little base station Pico NodeB, indoor base station Femto Cell or far end radio frequency head Remote Radio Head.
Under the scene of this mixed deployment, for the further spectrum utilization efficiency of raising system, can be so that low power base station and macro base station, perhaps the subscriber equipment of low power base station service and the subscriber equipment of macro base station service carry out resource-sharing.Be low power base station and macro base station, perhaps the subscriber equipment of the subscriber equipment of low power base station service and macro base station service uses identical running time-frequency resource to carry out the transmission of data.
The inventor finds that owing to used identical running time-frequency resource, low power base station and macro base station perhaps can produce between the subscriber equipment of the subscriber equipment of low power base station service and macro base station service and disturb.This interference can influence the reliability of Channel Detection, and existing interference coordination process need passes through the core net exchange message, thereby has caused the communication delay in this process bigger.
Summary of the invention
Embodiments of the invention provide a kind of coordination approach, equipment and system of interference, in order to simplifying the communication process in the interference coordination process, and reduce the time delay in this process.
The embodiment of the invention provides a kind of coordination approach of interference, comprising:
Obtain the interference indication information that comprises disturbance load;
First access node reports the described interference indication information that comprises disturbance load by air interface to first base station, asks first base station to carry out interference coordination, or
Interference coordination is carried out according to the described interference indication information that comprises disturbance load in first base station, sends the Radio Resource harmony messages by air interface to first access node;
Described first access node comprises relaying Relay NodeB, Home eNodeB HeNB, little base station PicoNodeB, indoor base station Femto Cell or far end radio frequency head Remote Radio Head.
The embodiment of the invention provides a kind of Mediation Device of interference, comprising:
Acquisition module is used to obtain the interference indication information that comprises disturbance load;
Reporting module reports that acquisition module obtains, as to comprise described disturbance load interference indication information by air interface to first base station, asks first base station to carry out interference coordination, and described reporting module is positioned at first access node, or
Coordination module, the interference indication information that is used for obtaining according to acquisition module, comprise described disturbance load carries out interference coordination, sends the Radio Resource harmony messages by air interface to first access node, and described Coordination module is positioned at first base station;
Described first access node comprises relaying Relay NodeB, Home eNodeB HeNB, little base station PicoNodeB, indoor base station Femto Cell or far end radio frequency head Remote Radio Head.
The embodiment of the invention provides a kind of coherent system of interference, comprising:
First access node that comprises the said equipment;
First base station is used for sending the initial wireless resource allocation information to described first access node, receives the interference indication information that comprises described disturbance load that described first access node reports by air interface; And to described first access node transmission Radio Resource harmony messages.
The embodiment of the invention provides a kind of coherent system of interference, comprising:
First base station that comprises the said equipment;
First access node be used for carrying out scheduling of resource according to the initial wireless resource allocation information that described first base station sends, and the Radio Resource harmony messages that sends according to described first base station carries out scheduling of resource.
The embodiment of the invention is by obtaining the interference indication information that has disturbance load, report this disturbance load or carry out interference coordination to macro base station by air interface again according to disturbance load, simplified the communication process in the interference coordination process, reduced the time delay in this process, and reduced the communication resource that uses in this process, and then improved user experience.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the schematic diagram of the coordination approach of embodiment of the invention interference;
Fig. 2 is the schematic diagram of the coordination approach of another interference of the embodiment of the invention;
Fig. 3 is the schematic diagram of the coordination approach of another interference of the embodiment of the invention;
Fig. 4 is the schematic diagram of the coordination approach of another interference of the embodiment of the invention;
Fig. 5 is the schematic diagram of embodiment of the invention interference coordination equipment;
Fig. 6 is the schematic diagram of the Mediation Device of another interference of the embodiment of the invention;
Fig. 7 is the schematic diagram of the coherent system of embodiment of the invention interference;
Fig. 8 is the schematic diagram of the coherent system of another interference of the embodiment of the invention.
Embodiment
Fig. 1 is the schematic diagram of the coordination approach of embodiment of the invention interference.Present embodiment comprises:
The executive agent of present embodiment is first access node.Above-mentioned first access node comprises relaying RelayNodeB, Home eNodeB HeNB, little base station Pico NodeB, indoor base station Femto Cell or far end radio frequency head Remote Radio Head; Above-mentioned first base station comprises Home eNodeB HeNB, the little base station Pico NodeB beyond first access node or first access node indoor base station Femto Cell in addition beyond macro base station, first access node.Be HeNB with first access node below, first base station is that macro base station is that example describes.
The disturbance load of present embodiment can be the disturbance load that user equipment (UE) sends, and for example comprises the UE of the macro base station service that HeNB closes on or closes on the UE that other HeNB serve.When the UE of macro base station service and the identical Radio Resource of UE use of HeNB service, or the other times frequency resource; And during the cell edge of the UE of macro base station service in the coverage of macro base station, if this HeNB is near the UE of macro base station service, because the UE of macro base station service transmits with bigger transmitting power when up for the reliability that guarantees the macro base station reception, so can cause bigger interference to this HeNB.Similarly, change macro base station into other HeNB, the UE of other HeNB services also might cause bigger interference to this HeNB so.
The embodiment of the invention is at first obtained and is generated the interference indication information that comprises above-mentioned disturbance load, for example can obtain the interference indication information according to detected disturbance load again by detecting the suffered disturbance load (interference load) of HeNB.Then HeNB by air interface will comprise above-mentioned disturbance load the interference indication information report the macro base station that covers this HeNB, the request macro base station carries out interference coordination.
Wherein, the content of this interference indication information can comprise or combination in any in the following information: disturb cue mark, be used to indicate current information to belong to the interference indication information; Disturbance load is used to indicate the size of suffered interference; The identity identification information of interference source is used to indicate interference source; The resource location information of being disturbed is used to indicate the time domain of the resource that is interfered and the position of frequency domain; The resource size information of being disturbed is used to indicate the size of the resource that is interfered; The geographical location information that is disturbed is used to indicate the geographical position of being disturbed.
Wherein, this air interface can comprise the Uu interface between base station and the UE; Or the Un interface between base station and the relay node.When using the Uu interface communication, HeNB with own as a UE and macro base station exchange message, when using the Un interface, HeNB with oneself as a relay and macro base station exchange message.
The embodiment of the invention can also comprise:
Before the interference indication information of the disturbance load that detection is subjected to, receive the initial wireless resource allocation information that macro base station sends, above-mentioned initial wireless resource allocation information can comprise the resource distribution of time slot, subframe, frame, symbol, frequency, subcarrier, carrier wave, bandwidth, Resource Block, center frequency point, code word and power, carries out scheduling of resource according to above-mentioned initial wireless resource allocation information.This initial wireless resource allocation information can be carried on Physical Broadcast Channel PBCH (Physical Broadcast Channel), or Dynamic Broadcast Channel DBCH (Dynamic Broadcast Channel), or in the proprietary signaling of radio resource control RRC (Radio Resource Control).
The request macro base station carries out after the interference coordination, receives the Radio Resource harmony messages that macro base station sends by air interface, carries out scheduling of resource according to above-mentioned Radio Resource harmony messages.For example reconfigure Radio Resource according to above-mentioned Radio Resource harmony messages.Radio Resource harmony messages that above-mentioned reception macro base station sends and the executive agent that carries out scheduling of resource also can be the UE that sends disturbance load, for example comprise the UE of the macro base station service that HeNB closes on or close on the UE of other HeNB services.
The embodiment of the invention is by obtaining the disturbance load that is subjected to, report this disturbance load by air interface to macro base station, simplified the communication process that reports disturbance load, reduce the time delay that reports disturbance load, reduce the communication resource that uses in the interference coordination process, and then improved user experience.Receive the Radio Resource harmony messages by air interface again, further reduced the time delay of interference coordination.
Fig. 2 is the schematic diagram of the coordination approach of another interference of the embodiment of the invention.Present embodiment comprises:
The executive agent of present embodiment is first access node.Above-mentioned first access node comprises relaying RelayNodeB, Home eNodeB HeNB, little base station Pico NodeB, indoor base station Femto Cell or far end radio frequency head Remote Radio Head; Above-mentioned first base station comprises Home eNodeB HeNB, the little base station Pico NodeB beyond first access node or first access node indoor base station Femto Cell in addition beyond macro base station, first access node.Be HeNB with first access node below, first base station is that macro base station is that example describes.
The difference of a present embodiment and a last embodiment is that be interfered is the UE of this HeNB service, and therefore the UE by this HeNB service detects disturbance load, is transmitted to macro base station by this HeNB again.
The disturbance load of present embodiment can be the disturbance load that other base stations send, and for example comprises the macro base station that HeNB closes on or closes on the disturbance load that other HeNB send.When the UE of macro base station service and the identical Radio Resource of UE use of HeNB service, or the other times frequency resource; And during the cell edge of the UE of macro base station service in the coverage of macro base station, if this HeNB is near the UE of macro base station service, because macro base station transmits with bigger transmitting power when descending for the reliability that guarantees the UE reception, so can cause bigger interference to the UE of this HeNB service.Similarly, change macro base station into other HeNB, other HeNB also might cause bigger interference to the UE of this HeNB service so.
It is detected that the embodiment of the invention is at first obtained the UE of this HeNB service, suffered disturbance load (interference load), the UE that for example can receive this HeNB service is detected, suffered disturbance load (interference load) is transmitted to the macro base station that covers this HeNB with this disturbance load again by air interface.
Wherein, the content of this interference indication information can comprise or combination in any in the following information: disturb cue mark, be used to indicate current information to belong to the interference indication information; Disturbance load is used to indicate the size of suffered interference; The identity identification information of interference source is used to indicate interference source; The resource location information of being disturbed is used to indicate the time domain of the resource that is interfered and the position of frequency domain; The resource size information of being disturbed is used to indicate the size of the resource that is interfered; The geographical location information that is disturbed is used to indicate the geographical position of being disturbed.
Wherein, this air interface can comprise the Uu interface between base station and the UE; Or the Un interface between base station and the relay node.When using the Uu interface communication, HeNB with own as a UE and macro base station exchange message, when using the Un interface, HeNB with oneself as a relay and macro base station exchange message.
The embodiment of the invention can also comprise:
Before the interference indication information of the disturbance load that detection is subjected to, receive the initial wireless resource allocation information that macro base station sends, above-mentioned initial wireless resource allocation information can comprise the resource distribution of time slot, subframe, frame, symbol, frequency, subcarrier, carrier wave, bandwidth, Resource Block, center frequency point, code word and power, carries out scheduling of resource according to above-mentioned initial wireless resource allocation information.This initial wireless resource allocation information can be carried on Physical Broadcast Channel PBCH (Physical Broadcast Channel), or Dynamic Broadcast Channel DBCH (Dynamic Broadcast Channel), or in the proprietary signaling of radio resource control RRC (Radio Resource Control).
The request macro base station carries out after the interference coordination, receives the Radio Resource harmony messages that macro base station sends by air interface, carries out scheduling of resource according to above-mentioned Radio Resource harmony messages.For example reconfigure Radio Resource according to above-mentioned Radio Resource harmony messages.Radio Resource harmony messages that above-mentioned reception macro base station sends and the executive agent that carries out scheduling of resource also can be other HeNB that send disturbance load.If interference source is a macro base station itself, macro base station also can carry out interference coordination to oneself.
The embodiment of the invention can also comprise:
Step 208 is upgraded the interference indication information that comprises above-mentioned disturbance load that receives.
HeNB can also add fresh information in the disturbance load that receives, for example, can add the positional information of HeNB.
The disturbance load that the embodiment of the invention is subjected to by forwarding, under the situation that the UE of service is interfered, report this disturbance load to first base station by air interface, simplified the communication process that reports disturbance load, reduce the time delay that reports disturbance load, reduce the communication resource that uses in the interference coordination process, and then improved user experience.Receive the Radio Resource harmony messages that first base station sends by air interface again, further reduced the time delay of interference coordination.
Fig. 3 is the schematic diagram of the coordination approach of another interference of the embodiment of the invention.Present embodiment comprises:
Step 105 is obtained the interference indication information that comprises disturbance load;
Step 310 is carried out interference coordination according to the interference indication information that comprises above-mentioned disturbance load, sends the Radio Resource harmony messages by air interface to first access node.
The executive agent of present embodiment is first base station.Above-mentioned first access node comprises relaying Relay NodeB, Home eNodeB HeNB, little base station Pico NodeB, indoor base station Femto Cell or far end radio frequency head RemoteRadio Head; Above-mentioned first base station comprises Home eNodeB HeNB, the little base station Pico NodeB beyond first access node or first access node indoor base station FemtoCell in addition beyond macro base station, first access node.Be HeNB with first access node below, first base station is that macro base station is that example describes.
Present embodiment and difference embodiment illustrated in fig. 1 are that what be interfered is macro base station, therefore detect disturbance load by macro base station, again the Radio Resource by air interface scheduling HeNB.
Disturbance load in the present embodiment can be the disturbance load that the UE of Home eNodeB HeNB service sends, and for example the UE that serves as the UE and the HeNB of macro base station service uses identical Radio Resource, or the other times frequency resource; If the UE of macro base station service is nearer from macro base station, the UE of macro base station service can carry out uplink communication with less power so, if the UE of HeNB service is far away from HeNB, the UE of HeNB service can carry out uplink communication with bigger power so, and then the uplink of the UE of HeNB service will cause bigger interference to macro base station.
The embodiment of the invention is at first obtained the interference indication information that comprises disturbance load, for example can detect the suffered disturbance load of macro base station (interference load), again according to detected disturbance load, generation comprises the interference indication information of above-mentioned disturbance load, then the HeNB interference source is carried out Radio Resource and coordinate, the Radio Resource harmony messages is sent to HeNB by air interface.
Wherein, the content of this interference indication information can comprise or combination in any in the following information: disturb cue mark, be used to indicate current information to belong to the interference indication information; Disturbance load is used to indicate the size of suffered interference; The identity identification information of interference source is used to indicate interference source; The resource location information of being disturbed is used to indicate the time domain of the resource that is interfered and the position of frequency domain; The resource size information of being disturbed is used to indicate the size of the resource that is interfered; The geographical location information that is disturbed is used to indicate the geographical position of being disturbed.
Wherein, this air interface can comprise the Uu interface between base station and the UE; Or the Un interface between base station and the relay node.When using the Uu interface communication, HeNB with own as a UE and macro base station exchange message, when using the Un interface, HeNB with oneself as a relay and macro base station exchange message.
The embodiment of the invention is by obtaining the disturbance load that is subjected to, first access node is carried out scheduling of resource, and by air interface transmission Radio Resource harmony messages, simplified the communication process of interference coordination, reduced the time delay of carrying out interference coordination with first access node, reduce the communication resource that uses in the interference coordination process, and then improved user experience.
Fig. 4 is the schematic diagram of the coordination approach of another interference of the embodiment of the invention.Present embodiment comprises:
Step 105 is obtained the interference indication information that comprises above-mentioned disturbance load;
Step 310 is carried out interference coordination according to the interference indication information that comprises above-mentioned disturbance load, sends the Radio Resource harmony messages by air interface to first access node.
The executive agent of present embodiment is the UE of first base station services.Above-mentioned first access node comprises relaying Relay NodeB, Home eNodeB HeNB, little base station Pico NodeB, indoor base station Femto Cell or far end radio frequency head Remote Radio Head; Above-mentioned first base station comprises Home eNodeB HeNB, the little base station Pico NodeB beyond first access node or first access node indoor base station Femto Cell in addition beyond macro base station, first access node.Be HeNB with first access node below, first base station is that macro base station is that example describes.
Present embodiment and difference embodiment illustrated in fig. 3 are that be interfered is the UE of macro base station service, and therefore the UE by the macro base station service detects disturbance load, again the Radio Resource by air interface scheduling HeNB.
Disturbance load in the present embodiment can be the disturbance load that Home eNodeB HeNB sends, for example when the UE of macro base station service and the identical Radio Resource of UE use of HeNB service, or the other times frequency resource; If the UE of macro base station service is nearer from macro base station, macro base station can carry out downlink communication with less power so, if the UE of HeNB service is far away from HeNB, HeNB can carry out downlink communication with bigger power so, be that the downlink transfer of HeNB will cause bigger interference to the UE of macro base station service then when the UE of macro base station service is nearer from HeNB.
It is detected that the embodiment of the invention is at first obtained the UE of this macro base station service, suffered disturbance load (interference load), the UE that for example can receive this macro base station service is detected, suffered disturbance load (interference load), again the HeNB interference source is carried out Radio Resource and coordinate, the Radio Resource harmony messages is sent to HeNB by air interface.
Wherein, the content of this interference indication information can comprise or combination in any in the following information: disturb cue mark, be used to indicate current information to belong to the interference indication information; Disturbance load is used to indicate the size of suffered interference; The identity identification information of interference source is used to indicate interference source; The resource location information of being disturbed is used to indicate the time domain of the resource that is interfered and the position of frequency domain; The resource size information of being disturbed is used to indicate the size of the resource that is interfered; The geographical location information that is disturbed is used to indicate the geographical position of being disturbed.
Wherein, this air interface can comprise the Uu interface between base station and the UE; Or the Un interface between base station and the relay node.When using the Uu interface communication, HeNB with own as a UE and macro base station exchange message, when using the Un interface, HeNB with oneself as a relay and macro base station exchange message.
The embodiment of the invention is by obtaining the disturbance load that is subjected to, first access node is carried out scheduling of resource, and by air interface transmission Radio Resource harmony messages, simplified the communication process of interference coordination, reduced the time delay of carrying out interference coordination with first access node, reduce the communication resource that uses in the interference coordination process, and then improved user experience.
Fig. 5 is the schematic diagram of embodiment of the invention interference coordination equipment, and present embodiment comprises:
Described acquisition module and reporting module are positioned at first access node, and above-mentioned first access node comprises relaying Relay NodeB, Home eNodeB HeNB, little base station Pico NodeB, indoor base station Femto Cell or far end radio frequency head Remote Radio Head; Above-mentioned first base station comprises Home eNodeB HeNB, the little base station Pico NodeB beyond first access node or first access node indoor base station Femto Cell in addition beyond macro base station, first access node.Be HeNB with first access node below, first base station is that macro base station is that example describes.
Above-mentioned acquisition module can be used for: receive the interference indication information that comprises disturbance load; Or detect the disturbance load that is subjected to, according to detected disturbance load, generate the interference indication information that comprises described disturbance load.
Wherein, the content of this interference indication information can comprise or combination in any in the following information: disturb cue mark, be used to indicate current information to belong to the interference indication information; Disturbance load is used to indicate the size of suffered interference; The identity identification information of interference source is used to indicate interference source; The resource location information of being disturbed is used to indicate the time domain of the resource that is interfered and the position of frequency domain; The resource size information of being disturbed is used to indicate the size of the resource that is interfered; The geographical location information that is disturbed is used to indicate the geographical position of being disturbed.
Wherein, this air interface can comprise the Uu interface between base station and the UE; Or the Un interface between base station and the relay node.When using the Uu interface communication, HeNB with own as a UE and macro base station exchange message, when using the Un interface, HeNB with oneself as a relay and macro base station exchange message.
Present embodiment can also comprise:
Present embodiment can also comprise:
The embodiment of the invention is obtained the disturbance load that is subjected to by acquisition module, reporting module reports this disturbance load by air interface to macro base station, simplified the communication process that reports disturbance load, reduce the time delay that reports disturbance load, reduce the communication resource that uses in the interference coordination process, and then improved user experience.Receive the Radio Resource harmony messages by air interface again, further reduced the time delay of interference coordination.
Fig. 6 is the schematic diagram of the Mediation Device of another interference of the embodiment of the invention.Present embodiment comprises:
Above-mentioned first access node comprises relaying Relay NodeB, Home eNodeB HeNB, little base station PicoNodeB, indoor base station Femto Cell or far end radio frequency head Remote Radio Head; Above-mentioned first base station comprises Home eNodeB HeNB, the little base station Pico NodeB beyond first access node or first access node indoor base station Femto Cell in addition beyond macro base station, first access node.Be HeNB with first access node below, first base station is that macro base station is that example describes.
Above-mentioned acquisition module can be used for: receive the interference indication information that comprises disturbance load; Or detect the disturbance load that is subjected to, according to detected disturbance load, generate the interference indication information that comprises described disturbance load.
Wherein, the content of this interference indication information can comprise or combination in any in the following information: disturb cue mark, be used to indicate current information to belong to the interference indication information; Disturbance load is used to indicate the size of suffered interference; The identity identification information of interference source is used to indicate interference source; The resource location information of being disturbed is used to indicate the time domain of the resource that is interfered and the position of frequency domain; The resource size information of being disturbed is used to indicate the size of the resource that is interfered; The geographical location information that is disturbed is used to indicate the geographical position of being disturbed.
Wherein, this air interface can comprise the Uu interface between base station and the UE; Or the Un interface between base station and the relay node.When using the Uu interface communication, HeNB with own as a UE and macro base station exchange message, when using the Un interface, HeNB with oneself as a relay and macro base station exchange message.
The embodiment of the invention is obtained the disturbance load that is subjected to by acquisition module, first access node is carried out scheduling of resource, and by air interface transmission Radio Resource harmony messages, simplified the communication process of interference coordination, reduced the time delay of carrying out interference coordination with first access node, reduce the communication resource that uses in the interference coordination process, and then improved user experience.
Fig. 7 is the schematic diagram of the coherent system of embodiment of the invention interference.Present embodiment comprises:
Above-mentioned first access node comprises relaying Relay NodeB, Home eNodeB HeNB, little base station PicoNodeB, indoor base station Femto Cell or far end radio frequency head Remote Radio Head; Above-mentioned first base station comprises Home eNodeB HeNB, the little base station Pico NodeB beyond first access node or first access node indoor base station Femto Cell in addition beyond macro base station, first access node.
The embodiment of the invention is obtained the disturbance load that is subjected to by first access node, report this disturbance load by air interface to first base station, simplified the communication process that reports disturbance load, reduce the time delay that reports disturbance load, reduce the communication resource that uses in the interference coordination process, and then improved user experience.Receive the Radio Resource harmony messages by air interface again, further reduced the time delay of interference coordination.
Fig. 8 is the schematic diagram of the coherent system of another interference of the embodiment of the invention.Present embodiment comprises:
First base station 801 that comprises equipment shown in Figure 6;
First access node 809 be used for carrying out scheduling of resource according to the initial wireless resource allocation information that described first base station sends, and the Radio Resource harmony messages that sends according to described first base station carries out scheduling of resource.
Above-mentioned first access node comprises relaying Relay NodeB, Home eNodeB HeNB, little base station PicoNodeB, indoor base station Femto Cell or far end radio frequency head Remote Radio Head; Above-mentioned first base station comprises Home eNodeB HeNB, the little base station Pico NodeB beyond first access node or first access node indoor base station Femto Cell in addition beyond macro base station, first access node.
The embodiment of the invention is by obtaining the disturbance load that is subjected to, first access node is carried out scheduling of resource, and by air interface transmission Radio Resource harmony messages, simplified the communication process of interference coordination, reduced the time delay of carrying out interference coordination with first access node, reduce the communication resource that uses in the interference coordination process, and then improved user experience.
Through the above description of the embodiments, the those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential common hardware, can certainly pass through hardware, but the former is better execution mode under a lot of situation.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words can embody with the form of software product, this computer software product is stored in the storage medium that can read, floppy disk as computer, hard disk or CD etc., comprise some instructions with so that computer equipment (can be personal computer, server, the perhaps network equipment etc.) carry out the above-mentioned method of each embodiment of the present invention.
More than above-mentioned; only be the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion by above-mentioned protection range with claim.
Claims (16)
1. the coordination approach of an interference is characterized in that, comprising:
Obtain the interference indication information that comprises disturbance load;
First access node reports the described interference indication information that comprises disturbance load by air interface to first base station, asks first base station to carry out interference coordination, or
Interference coordination is carried out according to the described interference indication information that comprises disturbance load in first base station, sends the Radio Resource harmony messages by air interface to first access node;
Described first access node comprises relaying Relay NodeB, Home eNodeB HeNB, little base station PicoNodeB, indoor base station Femto Cell or far end radio frequency head Remote Radio Head.
2. the method described in claim 1 is characterized in that, described interference indication information comprises or combination in any in the following information:
Disturb cue mark, be used to indicate current information to belong to the interference indication information;
Disturbance load is used to indicate the size of suffered interference;
The identity identification information of interference source is used to indicate interference source;
The resource location information of being disturbed is used to indicate the time domain of the resource that is interfered and the position of frequency domain;
The resource size information of being disturbed is used to indicate the size of the resource that is interfered;
The geographical location information that is disturbed is used to indicate the geographical position of being disturbed.
3. the method described in claim 1 is characterized in that, described air interface comprises:
Uu air interface, or Un air interface.
4. the method described in claim 1, it is characterized in that described first base station comprises Home eNodeB HeNB, the little base station PicoNodeB beyond described first access node or described first access node indoor base station Femto Cell in addition beyond macro base station, described first access node.
5. the method described in claim 1 is characterized in that, the described interference indication information that comprises disturbance load that obtains comprises:
Reception comprises the interference indication information of disturbance load; Or
The disturbance load that detection is subjected to according to detected disturbance load, generates the interference indication information that comprises described disturbance load.
6. the method described in claim 5 is characterized in that, also comprises:
Disturbance load that detection is subjected to or reception comprise before the interference indication information of described disturbance load, receive the initial wireless resource allocation information that described first base station sends, and carry out scheduling of resource according to described initial wireless resource allocation information; And/or
Carry out after the interference coordination the described first access node request first base station, receives the Radio Resource harmony messages that described first base station sends by air interface, carries out scheduling of resource according to described Radio Resource harmony messages.
7. method as claimed in claim 5, it is characterized in that, described reception comprises after the interference indication information of described disturbance load, and described first access node also comprises before reporting the interference indication information that comprises described disturbance load by air interface to first base station:
Upgrade the interference indication information that comprises described disturbance load that receives.
8. the Mediation Device of an interference is characterized in that, comprising:
Acquisition module is used to obtain the interference indication information that comprises disturbance load;
Reporting module reports that acquisition module obtains, as to comprise described disturbance load interference indication information by air interface to first base station, asks first base station to carry out interference coordination, and described reporting module is positioned at first access node, or
Coordination module, the interference indication information that is used for obtaining according to acquisition module, comprise described disturbance load carries out interference coordination, sends the Radio Resource harmony messages by air interface to first access node, and described Coordination module is positioned at first base station;
Described first access node comprises relaying Relay NodeB, Home eNodeB HeNB, little base station PicoNodeB, indoor base station Femto Cell or far end radio frequency head Remote Radio Head.
9. the equipment described in claim 8 is characterized in that, described interference indication information comprises or combination in any in the following information:
Disturb cue mark, be used to indicate current information to belong to the interference indication information;
Disturbance load is used to indicate the size of suffered interference;
The identity identification information of interference source is used to indicate interference source;
The resource location information of being disturbed is used to indicate the time domain of the resource that is interfered and the position of frequency domain;
The resource size information of being disturbed is used to indicate the size of the resource that is interfered;
The geographical location information that is disturbed is used to indicate the geographical position of being disturbed.
10. the equipment described in claim 8 is characterized in that, described air interface comprises:
Uu air interface, or Un air interface.
11. the method described in claim 8, it is characterized in that described first base station comprises Home eNodeB HeNB, the little base station PicoNodeB beyond described first access node or described first access node indoor base station Femto Cell in addition beyond macro base station, described first access node.
12. the method described in claim 8 is characterized in that, described acquisition module is used for:
Reception comprises the interference indication information of disturbance load; Or
The disturbance load that detection is subjected to according to detected disturbance load, generates the interference indication information that comprises described disturbance load.
13. the equipment described in claim 8 is characterized in that, also comprises:
Configuration module, be used to receive the initial wireless resource allocation information that first base station sends, carry out scheduling of resource according to described initial wireless resource allocation information, described acquisition module is used for after described configuration module carries out scheduling of resource, obtain the interference indication information that comprises disturbance load, described configuration module is positioned at first access node; And/or
Scheduler module, be used to receive the Radio Resource harmony messages that first base station sends, carry out scheduling of resource according to described Radio Resource harmony messages, described reporting module was used for before described scheduler module is carried out scheduling of resource, report the interference indication information that comprises disturbance load, described scheduler module is positioned at first access node.
14. equipment as claimed in claim 12 is characterized in that, also comprises:
Update module is used to upgrade the interference indication information that comprises described disturbance load that acquisition module receives, and sends to reporting module, and described update module is positioned at first access node.
15. the coherent system of an interference is characterized in that, comprising:
Comprise first access node as any described equipment in the claim 8 to 14;
First base station is used for sending the initial wireless resource allocation information to described first access node, receives the interference indication information that comprises described disturbance load that described first access node reports by air interface; And to described first access node transmission Radio Resource harmony messages.
16. the coherent system of an interference is characterized in that, comprising:
Comprise first base station as any described equipment in the claim 8 to 14;
First access node be used for carrying out scheduling of resource according to the initial wireless resource allocation information that described first base station sends, and the Radio Resource harmony messages that sends according to described first base station carries out scheduling of resource.
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