CN101815301A - Interference coordination method, system and apparatus - Google Patents
Interference coordination method, system and apparatus Download PDFInfo
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- CN101815301A CN101815301A CN201010128259A CN201010128259A CN101815301A CN 101815301 A CN101815301 A CN 101815301A CN 201010128259 A CN201010128259 A CN 201010128259A CN 201010128259 A CN201010128259 A CN 201010128259A CN 101815301 A CN101815301 A CN 101815301A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/27—Control channels or signalling for resource management between access points
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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
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
- H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
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Abstract
The embodiment of the invention discloses an interference coordination method. In the interference coordination method, a first base station determines the interference with an adjacent base station; the first base station sends first information to the adjacent base station, wherein the first information carries a mark of an interference cell and interference coordination request information aiming at the interference cell,; and the adjacent base carries out the interference coordination according to the mark of the interference cell and the interference coordination request information aiming at the interference cell. By adopting the technical scheme of the embodiment of the invention, the efficiency of the interference coordination is improved, and the stability of the communication is enhanced.
Description
Technical field
The present invention relates to communication technical field, particularly a kind of disturbance coordination method, system and equipment.
Background technology
In Long Term Evolution (Long Term Evolution is called for short LTE) system,, therefore inevitably there is presence of intercell interference because the whole system frequency band can be used in each sub-district.Interference between the sub-district comprises uplink interference and descending interference, and uplink interference is the interference that the sub-district is subjected to adjacent area UE upward signal, and descending is the interference that UE is subjected to the downstream signal of adjacent area in the sub-district.
Fig. 1 is the solution schematic diagram when minizone takes place to disturb in the prior art.As shown in Figure 1, be example with descending interference, sub-district A belongs to base station A, and sub-district B belongs to base station B, and when the UE among the A of sub-district was subjected to the descending interference of sub-district B, base station A sent message to base station B, carries the frequency band division mode (BITMAP) of sub-district A in this message.The base station B interior broadcasting of standing after receiving this message, interference coordination is carried out immediately in the sub-district in the B of base station after receiving broadcasting, with sub-district A among the A of the base station high power frequency band that staggers.
Because base station B can not clearly determine it is that sub-district B among the B of base station produce to disturb the sub-district A among the A of base station according to the content of carrying in the message, therefore after broadcasting in base station B stands, interference coordination also can be carried out according to frequency band division mode and the sub-district A of sub-district A entrained in this message in the sub-district in the B of base station except that the B of sub-district.In the prior art,, thereby influenced the efficient of interference coordination owing to the non-interfered cell among the B of base station also needs to carry out interference coordination with the sub-district at disturbed UE place.
Summary of the invention
The problem that the embodiment of the invention will solve is: a kind of disturbance coordination method is provided, determines whether accurately that according to interactive messages needs carry out interference coordination in the time of taking place to disturb between the base station, thereby reach the purpose of carrying out interference coordination accurately.
For solving the problems of the technologies described above, the embodiment of the invention provides a kind of disturbance coordination method, comprising: first base station is determined with adjacent base station interference to have taken place; First base station is carried interfered cell to the adjacent base station transmission and is identified first message that reaches at the interference coordination solicited message of interfered cell; Adjacent base station is according to the interfered cell sign and carry out interference coordination at the interference coordination solicited message of interfered cell.
The embodiment of the invention provides a kind of interference coordination system, comprising: determination module is used for determining that first base station determines with adjacent base station interference to have taken place; Sending module is used for carrying interfered cell to the adjacent base station transmission and identifies first message that reaches at the interference coordination solicited message of interfered cell; The interference coordination module is used for according to interfered cell sign and carries out interference coordination at the interference coordination solicited message of interfered cell.
The embodiment of the invention provides a kind of interference coordination equipment, comprising: determination module is used for determining that interference has taken place for first base station and the adjacent base station at interference coordination equipment place; Sending module is used for carrying interfered cell to the adjacent base station transmission and identifies first message that reaches at the interference coordination solicited message of interfered cell, and first message is used to indicate adjacent base station to carry out interference coordination.
The embodiment of the invention also provides a kind of interference coordination equipment, comprising: receiver module, be used for that receiving neighbor bs sends carry the interfered cell sign and at first message of the interference coordination solicited message of interfered cell; The interference coordination module, first message that is used for receiving according to receiver module is carried out interference coordination.
The embodiment of the invention compared with prior art, the main distinction and effect thereof are:
In embodiments of the present invention, the sign of in the message that sends to adjacent base station, carrying interfered cell, and carry interference coordination request at this interfered cell, adjacent base station is after receiving this message, carry out interference coordination according to the message that is received, can accurately carry out interference coordination, increase the stability of communication.
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 a solution schematic diagram when in the prior art interference taking place;
Fig. 2 is an embodiment of the invention disturbance coordination method schematic flow sheet;
Fig. 3 is the disturbance coordination method schematic flow sheet of another embodiment of the present invention;
Fig. 4 is the interference coordination system configuration schematic diagram of the embodiment of the invention;
Fig. 5 is the interference coordination system configuration schematic diagram of another embodiment of the present invention;
Fig. 6 is one embodiment of the invention interference coordination device structure schematic diagram;
Fig. 7 is one embodiment of the invention interference coordination device structure schematic diagram.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
For above-mentioned purpose, the feature and advantage that make the embodiment of the invention can become apparent more, the embodiment of the invention is described in further detail below in conjunction with the drawings and specific embodiments.
What deserves to be explained is, in embodiments of the present invention, be primarily aimed at the interference between the different base station in the LTE system (eNodeB), because there are corresponding relation in base station and sub-district, so, also can be understood as the interference that takes place between the sub-district that belongs to different base station, generally include descending interference and/or uplink interference.
Fig. 2 is an embodiment of the invention downlink interference collaboration method schematic flow sheet, and as shown in Figure 2, a kind of disturbance coordination method of the present invention may further comprise the steps:
Suppose that base station A and base station B are adjacent base station, the interference that base station A and base station B take place may be uplink interference or descending interference, and the uplink and downlink interference has perhaps taken place simultaneously.
Suppose that sub-district among the A of base station is subjected to the uplink interference of UE in the sub-district of base station B, perhaps the UE in the sub-district of base station A is subjected to the descending interference of the sub-district of base station B, and then base station A determines with base station B interference to have taken place.
In this step, first base station sends first message to adjacent base station, and this first message is carried interfered cell and identified the interference coordination solicited message that reaches at interfered cell.
For convenience of description, in the present embodiment, when base station A was subjected to the uplink interference of base station B, interfered cell was the sub-district that among the B of base station base station A is produced the UE place of disturbing; When base station A was subjected to the descending interference of base station B, interfered cell was among the B of base station the UE in the sub-district of base station A to be produced the sub-district of disturbing.Base station A sends first message to base station B, the sign of in this first message, carrying interfered cell, and at the interference coordination solicited message of this interfered cell.
Can also carry the cell information of the sub-district or the disturbed sub-district at UE place disturbed among the A of base station in this first message, as the frequency band division mode of cell ID, sub-district and calculate and disturb parameters needed.
Adjacent base station carries out interference coordination according to the sign of the interfered cell in first message and at the interference coordination request of interfered cell after receiving first message.Neighbor cell can carry out interference coordination with base station A by adjusting the high power frequency band of interfered cell.
In the present embodiment, in the message that adjacent base station sends, carry the sign of interfered cell, and carry interference coordination request at this interfered cell, adjacent base station is after receiving this message, carry out interference coordination according to the message that is received, improve the efficient of interference coordination, increase the stability of communication.
When take place disturbing between first base station and the adjacent base station when being the descending interference of UE in the sub-district of first base station sub-district that is subjected to belonging to adjacent base station, another embodiment of the present invention describes this disturbance coordination method in detail.Fig. 3 is the disturbance coordination method schematic flow sheet of another embodiment of the present invention, and as shown in Figure 3, the disturbance coordination method of another embodiment of the present invention may further comprise the steps:
The interference that user equipment (UE) in the sub-district of first base station is subjected to belonging to the interfered cell of adjacent base station is determined to belong in first base station;
The adjacent base station of supposing base station A has base station B, base station C, sub-district A1, sub-district A2 and sub-district A3 are arranged among the A of base station, sub-district B1, sub-district B2 and sub-district B3 are arranged among the B of base station, sub-district C1, sub-district C2 and sub-district C3 are arranged among the C of base station, there are sub-district B1, sub-district B2 and sub-district C1 in the adjacent area of sub-district A1.Wherein, UE among the A1 of sub-district measures sub-district B1 and sub-district C1, report Reference Signal Received Power (the Reference Signal Receiving Power of sub-district A1 by this UE, abbreviation RSRP) can calculate the size that adjacent area B1 and adjacent area C1 disturb sub-district A1, when disturb surpassing default value, then base station A can determine that UE among the A1 of sub-district is subjected to the interference of sub-district C1 among the sub-district B1 and base station C among the B of base station.
In this step, first base station sends first message to adjacent base station, and in this first message, carry interfered cell sign and at the interference coordination solicited message of this interfered cell, this interfered cell is the sub-district of disturbing the adjacent base station of this UE, and this interference coordination solicited message indicates this neighbour base station to carry out interference coordination between interfered cell and this residing sub-district of disturbed UE.
Because the UE of the sub-district A1 of base station A is subjected to the interference of sub-district B1 and sub-district C1, base station A sends first message to base station B and base station C, wish that sub-district B1 among the B of base station and the sub-district A1 among the A of base station carry out interference coordination, and the sub-district C1 among the C of base station and the sub-district A1 among the A of base station carry out interference coordination.
The sign that can comprise sub-district B1 in first message that base station A sends, and at the interference coordination solicited message of this sub-district B1, indicating cell B1 and sub-district A1 carry out interference coordination.The sign that can also comprise sub-district C1 in first message that base station A sends, and at the interference coordination solicited message of this sub-district C1, indicating cell C1 and sub-district A1 carry out interference coordination.
The information that can also carry sub-district A1 in this first message is disturbed parameters needed as sign frequency band division mode and the calculating of sub-district A1.
Whether step 330, adjacent base station are judged in self the sub-district has interfered cell to identify pairing interfered cell, if judged result is for being, then execution in step 340, if judged result is for denying that then execution in step 350;
In this step, whether adjacent base station is judged in self the sub-district has interfered cell to identify pairing interfered cell, interfered cell refers to the sub-district that the UE in the sub-district of first base station has been produced descending interference.Whether this adjacent base station belongs to by judgement has interfered cell sign corresponding district entrained in first message to judge in the sub-district of self whether interfered cell is arranged in self the sub-district, if judged result is for being, illustrate in the sub-district of this adjacent base station self interfered cell is arranged, then execution in step 340, if judged result is for denying, illustrating in the sub-district of this adjacent base station self does not have interfered cell, and then execution in step 350.
After base station B receives first message of base station A transmission, discern the cell ID that carries in this first message, and the sign of the sub-district that comprises in the cell ID in first message and base station B self compared, judge whether have among the B of base station with this first message in the corresponding to sub-district of cell ID.Base station B judges in this first message sub-district B1, and sub-district B1 is arranged among the B of base station, then in the sub-district of base station B judgement self interfered cell is arranged.Equally, base station C receives the sign of carrying sub-district C1 in first message of base station A transmission, interfered cell is arranged, execution in step 340 in the sub-district of base station C judgement self.
Suppose that base station D also is the adjacent base station of base station A, base station A has also sent this first message to base station D, base station D discerns the sign that comprises sub-district B1 and sub-district C1 in this first message after receiving first message, there are not this two sub-districts and belong in the sub-district of base station D, therefore there is not interfered cell, execution in step 350 in the sub-district of base station D judgement self.
If judged result is to belong in the sub-district of adjacent base station interfered cell is arranged, adjacent base station carries out interference coordination according to the interference coordination indication in interfered cell and the sub-district of the UE that is interfered, being adjacent base station carries out downlink interference collaboration between interfered cell and the interfered cell according to the interference coordination request, and interfered cell is meant the sub-district at the UE place that is interfered.
With base station B is example, and base station B indicates according to interference coordination, carries out interference coordination between sub-district B1 and sub-district A1.Because relative narrow band transmission power (the Relative Narrowband Tx Power in the load message that sends between the base station in the prior art, be called for short RNTP) comprise the frequency band division mode of disturbed UE place sub-district A1 in the cell, base station B is according to this frequency band division mode of sub-district A1, frequency band division mode in conjunction with sub-district B1, make sub-district B1 and the sub-district A1 high power frequency band that staggers, thereby reach the purpose of downlink interference collaboration.
Judged result is to belong in the sub-district of adjacent base station not have interfered cell, and adjacent base station is stored the information in first message, does not perhaps carry out interference coordination according to the interference coordination request message, perhaps continues to wait for subsequent message.
With base station D is example, base station D judges among the D of base station does not have interfered cell, and then base station D one of once operates or combination: store the information in this first message, perhaps, do not carry out interference coordination according to the interference coordination request in the first received message, perhaps continue to wait for subsequent message.
In the present embodiment, the sign of non-interfered cell in the adjacent area of the sub-district under the UE that is interfered can also be carried in the base station in first message that adjacent base station sends, and at the interference coordination solicited message of the non-interfered cell in the adjacent area, the non-interfered cell in this interference coordination solicited message indication adjacent area does not carry out the interference coordination request.
Adjacent base station is received after this first message and can be stored with the sign of non-interfered cell with at the interference coordination request message of non-interfered cell, follow-up generation can utilize this storing message to carry out interference coordination when disturbing, and also can utilize the degree of disturbing between this message statistics neighbor cell.
In the present embodiment, above-mentioned first message can be load message (Load Information), and can carry the information in above-mentioned first message in the RNTP cell in the load message.
In the operation of reality, interfered cell and the unification of non-interfered cell can be Target cell (Target Cell ID), the pairing value of interference coordination solicited message of correspondence is 1 when Target cell is interfered cell, and the pairing value of interference coordination solicited message of correspondence is 0 when Target cell is non-interfered cell.In the present embodiment, also can in the RNTP cell in the load message, carry the information of the number (Target number) of Target cell.
Be understandable that, the information of the sub-district at disturbed UE place in the prior art, cell ID, frequency band division mode and calculating as interfered cell disturb parameters needed still can send to adjacent base station in the lump in being carried at this load message, and adjacent base station can directly be learnt the relevant parameter of the sub-district and the sub-district, disturbed UE place at disturbed UE place by this information.
Particularly, base station A sends load message for base station B and base station C, the sign that in this load message, comprises the sub-district A1 at disturbed UE place, also in the RNTP cell, carry the sign of sub-district B1, and at the interference coordination solicited message of this B1, the value of this interference coordination solicited message is 1, and indicating cell B1 and sub-district A1 carry out downlink interference collaboration.
The sign of in the RNTP of this load message cell, carrying sub-district C1, and at the interference coordination solicited message of this C1, the value of this interference coordination solicited message is 1, indicating cell C1 and sub-district A1 carry out downlink interference collaboration.
In the RNTP of this load message cell, can also carry the non-interfered cell in the adjacent area of disturbed sub-district, UE place.The adjacent area of sub-district A1 comprises sub-district B1, sub-district B2 and sub-district C1.Wherein sub-district B1 and sub-district C1 produce descending interference to the UE among the A1 of sub-district, and sub-district B2 produce to disturb the UE among the A1 of sub-district, and sub-district B2 is the non-interfered cell in the adjacent area of sub-district, UE place.In the present embodiment, the sign that in the RNTP of load message cell, can also carry sub-district B2, and at the interference coordination solicited message of this B2, the value of this interference coordination solicited message is 0, indicating cell B2 does not need to carry out interference coordination with sub-district A1.In the message of reality, interfered cell and the unification of non-interfered cell can be Target cell, the interference coordination solicited message of interfered cell correspondence is 1, but not the interference coordination solicited message of interfered cell is 0, as shown in table 1:
| >>Relative?Narrowband?Tx?Power(RNTP) | |
| ??>>>Target?Cells | |
| ????>>>>Target?number | ??3 |
| ????>>>>Target?Cell?ID | ??B1 |
| ????>>>>Request?For?Interfere?Correspond | ??1 |
| >>Relative?Narrowband?Tx?Power(RNTP) | |
| ????>>>>Target?Cell?ID | ??B2 |
| ????>>>>Request?For?Interfere?Correspond | ??0 |
| ????>>>>Target?Cell?ID | ??C1 |
| ????>>>>Request?For?Interfere?Correspond | ??0 |
Table one
In the present embodiment, interfered cell has been carried in first base station under the disturbed UE sub-district of living in first message that sends sign, adjacent base station judge whether have in this base station with received first message in interfered cell sign corresponding district, if judged result is for being, then this adjacent base station carries out interference coordination according to the sub-district at interference coordination solicited message indication interfered cell and disturbed UE place, has improved the accuracy of interference coordination solicited message.
Non-interfered cell in this adjacent area, sub-district is carried in base station under the disturbed UE sub-district of living in the message that sends sign, and do not need to carry out interference coordination by this non-interfered cell of interference coordination solicited message indication, thereby clearer and more definite differentiation need carry out the sub-district of interference coordination and not need to carry out the sub-district of interference coordination, and when follow-up generation is disturbed, can utilize this storing message to carry out interference coordination, also can utilize the degree of disturbing between this message statistics neighbor cell.
Carry above-mentioned information in the RNTP cell of present embodiment in load message, helping adjacent base station can be according to other information in the RNTP cell after receiving message, as the particular content of definite interfered cell interference coordinations such as frequency band division mode of sub-district, disturbed UE place.
When take place disturbing between first base station and the adjacent base station is the sub-district of first base station when being subjected to belonging to the uplink interference of the UE in the adjacent base station sub-district, and further embodiment of this invention describes this disturbance coordination method in detail, may further comprise the steps:
First base station is determined with adjacent base station interference to have taken place;
In this step, the sub-district that this first base station is determined to belong in first base station is subjected to belonging to the interference of UE in the adjacent base station sub-district, and the sub-district under this UE is an interfered cell;
The adjacent base station of supposing base station A has base station B, base station C, sub-district A1, sub-district A2 and sub-district A3 are arranged among the A of base station, sub-district B1, sub-district B2 and sub-district B3 are arranged among the B of base station, sub-district C1, sub-district C2 and sub-district C3 are arranged among the C of base station, there are sub-district B1, sub-district B2 and sub-district C1 in the adjacent area of sub-district A1, wherein be subjected to the uplink interference of UE among sub-district B1 and the sub-district C1 among the A1 of sub-district, sub-district B1 and sub-district C1 are interfered cell.
First base station is carried interfered cell to the adjacent base station transmission and is identified first message that reaches at the interference coordination solicited message of interfered cell;
In this step, first base station sends first message to adjacent base station, and in this first message, carry interfered cell sign and at the interference coordination solicited message of this interfered cell, interfered cell is meant the described sub-district of UE of disturbing this sub-district, interfered cell is meant the sub-district of UE uplink interference in the sub-district that is interfered, and the interference coordination solicited message is indicated this neighbour base station to carry out uplink interference between interfered cell and interfered cell and coordinated.
Because the sub-district A1 of base station A is subjected to the interference of UE among sub-district B1 and the sub-district C1, base station A sends first message to base station B and base station C, wish that sub-district B1 among the B of base station and the sub-district A1 among the A of base station carry out uplink interference and coordinate, and the sub-district C1 among the C of base station carries out the uplink interference coordination with the sub-district A1 among the A of base station.
The sign that can comprise sub-district B1 in first message that base station A sends, and at the interference coordination solicited message of this sub-district B1, indicating cell B1 and sub-district A1 carry out the uplink interference coordination.The sign that can also comprise sub-district C1 in the message that base station A sends, and at the interference coordination solicited message of this sub-district C1, indicating cell C1 and sub-district A1 carry out the uplink interference coordination.
The information that can also carry sub-district A1 in this first message is disturbed parameters needed as sign frequency band division mode and the calculating of sub-district A1.
Whether adjacent base station is judged in self the sub-district has interfered cell to identify pairing interfered cell, if judged result is for being, and execution in step a then, if judged result is for denying, execution in step b then;
In this step, whether this adjacent base station belongs to by judgement has interfered cell sign corresponding district entrained in first message to judge in the sub-district of self whether interfered cell is arranged in self the sub-district, if judged result is for being, illustrate in the sub-district of this adjacent base station self interfered cell is arranged, execution in step a then, if for not, illustrating in the sub-district of this adjacent base station self, judged result do not have interfered cell, then execution in step b.
After base station B receives first message of base station A transmission, discern the cell ID that carries in this first message, and the sign of the sub-district that comprises in the cell ID in first message and base station B self compared, judge whether have among the B of base station with this first message in the corresponding to sub-district of cell ID.Base station B judges in this first message sub-district B1, and sub-district B1 is arranged among the B of base station, then in the sub-district of base station B judgement self interfered cell is arranged.Equally, base station C receives the sign of carrying sub-district C1 in first message of base station A transmission, interfered cell is arranged, execution in step a in the sub-district of base station C judgement self.
Suppose that base station D also is the adjacent base station of base station A, base station A has also sent this first message to base station D, base station D discerns the sign that comprises sub-district B1 and sub-district C1 in this first message after receiving first message, there are not this two sub-districts and belong in the sub-district of base station D, therefore there is not interfered cell, execution in step b in the sub-district of base station D judgement self.
Step a: adjacent base station is according to the interference coordination request message, and the uplink interference of carrying out between interfered cell and the interfered cell is coordinated;
If judged result is to belong in the sub-district of adjacent base station interfered cell is arranged, adjacent base station carries out interference coordination according to interference coordination indication in interfered cell and the sub-district that is interfered, and promptly the adjacent base station uplink interference of carrying out between interfered cell and the interfered cell according to the interference coordination request is coordinated.
Base station B indicates according to interference coordination, carries out interference coordination between sub-district B1 and sub-district A1.Because the indication of the high interference in the load message that sends between the base station in the prior art (HighInterference, be called for short HII) comprise the frequency band division mode of disturbed UE place sub-district A1 in the cell, base station B is according to this frequency band division mode, coordinate the frequency band of sub-district B1, make and reach the purpose that uplink interference is coordinated by sub-district B1 and the sub-district A1 high power frequency band that staggers.
Step b, adjacent base station store the information in first message, or do not operate, or continue to wait for subsequent message;
Judged result is to belong in the sub-district of adjacent base station not have interfered cell, and adjacent base station is stored the information in first message, does not perhaps carry out interference coordination according to the interference coordination request message, perhaps continues to wait for subsequent message.
With base station D is example, base station D judges among the D of base station does not have interfered cell, and then base station D one of once operates or combination: store the information in this first message, perhaps, do not carry out interference coordination according to the interference coordination request in the first received message, perhaps continue to wait for subsequent message.
In the present embodiment, first message can also be carried the sign of non-interfered cell in the adjacent area of the sub-district that is interfered, and at the interference coordination solicited message of the non-interfered cell in the adjacent area, the non-interfered cell in this interference coordination solicited message indication adjacent area does not carry out the interference coordination request.
Adjacent base station can be with the sign of the non-interfered cell in this first message after receiving this first message, and store at the interference coordination solicited message of the non-interfered cell in the adjacent area, when follow-up generation is disturbed, can utilize this storing message to carry out interference coordination, also can utilize the degree of disturbing between this message statistics neighbor cell.
In the present embodiment, above-mentioned first message can be load message, carries above-mentioned information in the HII cell in load message.
In practical operation, interfered cell and the unification of non-interfered cell can be Target cell.The pairing value of interference coordination solicited message of correspondence is 1 when Target cell is interfered cell, and the pairing value of interference coordination solicited message of correspondence is 0 when Target cell is non-interfered cell.In the present embodiment, also can in first message, carry the information of the number of Target cell.
Be understandable that, the information of this disturbed sub-district in the prior art, cell ID, frequency band division mode and calculating as interfered cell disturb parameters needed still can send to adjacent base station in the lump in being carried at this load message, and adjacent base station can directly be learnt the relevant parameter of disturbed sub-district and sub-district, disturbed UE place by this information.
Particularly, base station A sends load message for base station B and base station C, the sign that in this load message, comprises disturbed sub-district A1, the sign of in the HII of this load message cell, carrying sub-district B1 also, and at the interference coordination solicited message of this B1, the value of this interference coordination solicited message is 1, and indicating cell B1 and sub-district A1 carry out uplink interference to be coordinated.
The sign of in the HII of this load message cell, also carrying sub-district C1, and at the interference coordination solicited message of this C1, the value of this interference coordination solicited message is 1, indicating cell C1 and sub-district A1 carry out uplink interference to be coordinated.
In the HII of this load message cell, the cell ID that can also carry the non-interfered cell in the adjacent area of disturbed sub-district, UE place is with the interference coordination request at this non-interfered cell.The adjacent area of sub-district A1 comprises sub-district B1, sub-district B2 and sub-district C1.Wherein sub-district B1 and sub-district C1 are interfered cell, and the UE among the B2 of sub-district produce to disturb sub-district A1, and sub-district B2 is the non-interfered cell in the adjacent area of sub-district A1.The sign that in the HII of load message cell, can also carry sub-district B2, and at the interference coordination solicited message of this B2, the value of this interference coordination solicited message is 0, indicating cell B2 does not need to carry out interference coordination with sub-district A1.As shown in Table 2:
| >>High?Interference(HII)Information | |
| ??>>>Target?Cells | |
| ????>>>>Target?number | ??3 |
| ????>>>>Target?Cell?ID | ??B1 |
| ????>>>>Request?For?Interfere?Correspond | ??1 |
| ????>>>>Target?Cell?ID | ??B2 |
| ????>>>>Request?For?Interfere?Correspond | ??0 |
| ????>>>>Target?Cell?ID | ??C1 |
| >>High?Interference(HII)Information | |
| ????>>>>Request?For?Interfere?Correspond | ??0 |
Table two
In the present embodiment, interfered cell has been carried in base station under the disturbed sub-district in the message that sends sign, adjacent base station judges whether interfered cell is arranged in this base station, if interfered cell is arranged, then this adjacent base station carries out interference coordination according to interference coordination solicited message indication interfered cell and disturbed sub-district, has improved the accuracy of interference coordination solicited message.
Non-interfered cell in this adjacent area, sub-district is carried in base station under the disturbed sub-district in the message that sends sign, and do not carry out interference coordination by this non-interfered cell of interference coordination solicited message indication, thereby clearer and more definite differentiation need carry out the sub-district of interference coordination and not need to carry out the sub-district of interference coordination.
Carry above-mentioned information in the HII cell of present embodiment in load message, helping adjacent base station can be simultaneously according to other information in the HII cell after receiving message, as frequency band division mode of interfered cell etc., determine the particular content of interfered cell interference coordination.
Fig. 4 is the interference coordination system configuration schematic diagram of the embodiment of the invention, and as shown in Figure 4, the interference coordination system of the embodiment of the invention comprises: determination module 401, sending module 402, interference coordination module 403.
Determination module 401 is used for determining that first base station is determined and interference has taken place adjacent base station;
Suppose that base station A and base station B are adjacent base station, base station A is first base station, sub-district among the A of base station is subjected to the interference of the UE in the sub-district of base station B, perhaps the UE in the sub-district of base station A is subjected to the interference of the sub-district of base station B, perhaps the sub-district among the A of base station is subjected to the interference of the UE in the sub-district of base station B, UE in the sub-district of base station A is subjected to the interference of the sub-district of base station B simultaneously, and then determination module 401 can determine that interference has taken place for base station A and base station B.Be understandable that determination module 401 can be arranged on first base station, promptly is arranged among the A of base station.
Sending module 402 is used for carrying interfered cell to the adjacent base station transmission and identifies first message that reaches at the interference coordination solicited message of interfered cell;
Sending module 402 sends first message to base station B, and this first message is carried interfered cell and identified the interference coordination solicited message that reaches at interfered cell.
When base station A is subjected to the uplink interference of base station B, interfered cell be base station B in the sub-district at UE place that the sub-district among the A of base station produce is disturbed, interfered cell is by sub-district that this UE disturbed among the A of base station; When base station A was subjected to the descending interference of base station B, interfered cell was among the B of base station the UE in the sub-district of base station A to be produced the sub-district of disturbing, and interfered cell is the sub-district at this UE place among the A of base station.Sending module 402 sends first message to base station B, the sign of in this first message, carrying interfered cell, and at the interference coordination solicited message of this interfered cell.Be understandable that sending module 402 can be arranged on first base station, promptly is arranged among the A of base station.
Interference coordination module 403 is used for according to interfered cell sign and carries out interference coordination at the interference coordination solicited message of interfered cell.
According to the interfered cell that carries in first message sign, the interfered cell sign in first message that interference coordination module 403 is sent according to sending module 402 and carry out interference coordination between interfered cell and the interfered cell at the interference coordination solicited message of this interfered cell sign.Be understandable that this interference coordination module 403 can be arranged in the adjacent base station.
Present embodiment is after determination module determines that first base station and adjacent base station disturb, sending module sends first message to adjacent base station, and in this first message, comprise and carry that target is disturbed cell ID and at the interference coordination solicited message of this jamming target sub-district, the interference coordination module of adjacent base station is carried out interference coordination according to this first message.When having avoided adjacent base station to be subjected to after the message, improved the efficient of interference coordination, reduced the interference of communication, increased the stability of communication owing to unrestricted coordination that need can't to determine whether interference coordination to cause and unidirectional coordination.
When the interference that takes place between first base station and the adjacent base station was the descending interference of UE in the sub-district of first base station sub-district that is subjected to belonging to adjacent base station, another embodiment of the present invention described this interference coordination system in detail.Fig. 5 is the interference coordination system configuration schematic diagram of another embodiment of the present invention, and as shown in Figure 5, the interference coordination system of another embodiment of the present invention comprises: determination module 501, sending module 502, interference coordination module 503, wherein,
Determination module 501 is used for determining that first base station is determined and interference has taken place adjacent base station.
In the present embodiment, determination module 501 can be used for determining that interference has taken place for first base station and adjacent base station, user equipment (UE) in the sub-district that belongs to first base station is subjected to belonging to the interference of the interfered cell of adjacent base station, and then determination module 501 can determine that interference has taken place for first base station and adjacent base station.
Supposing has sub-district B1, sub-district B2 and sub-district B3 among the adjacent base station B of the first base station A, UE among the A of base station among the A1 of sub-district measures sub-district B1, UE among the A1 of sub-district is subjected to the descending interference of sub-district B1 among the B of base station, and then determination module 501 can determine that interference has taken place for base station A and base station B.
Sending module 502 also comprises:
First structural unit 5021 is used to construct first message.
First message can be load message, and carry interfered cell sign in the relative narrow band transmission power RNTP cell in load message and at the interference coordination solicited message of described interfered cell, wherein, carry out downlink interference collaboration between the sub-district at interference coordination solicited message indication interfered cell and disturbed UE place.
In the present embodiment, sub-district B1 is an interfered cell, and sub-district A1 is an interfered cell.First structural unit 5021 carries the sign of sub-district B1 in load message, and at the interference coordination solicited message of this sub-district B1, indicating cell B1 and sub-district A1 carry out downlink interference collaboration.
First transmitting element 5022 is used for sending load message to adjacent base station.
First transmitting element 5022 sends the load message that first structural unit 5021 is constructed to adjacent base station.
Interference coordination module 503 is used for according to interfered cell sign and carries out downlink interference collaboration at the interference coordination solicited message of interfered cell.
This interference coordination module 503 identifies and carries out at the interference coordination solicited message of interfered cell the downlink interference collaboration of interfered cell B1 and interfered cell A1 according to the interfered cell in the load message that is received.
In the present embodiment, interference coordination module 503 can also comprise:
First judging unit 5031 is used for judging whether the sub-district of adjacent base station self has interfered cell to identify pairing interfered cell;
First judging unit 5031 can judge whether interfered cell is arranged in the sub-district that belongs to adjacent base station by whether there being interfered cell to identify pairing interfered cell in the sub-district of judging adjacent base station self.
In the present embodiment, after base station B receives first message of sending module 502 transmissions, the cell ID that carries in first judging unit, 5031 these load message of identification, and the sign of the sub-district that comprises in the cell ID in the load message and base station B self compared, judge whether interfered cell is arranged among the B of base station.If in this load message that base station B receives the sign of sub-district B1 is arranged, and sub-district B1 is arranged among the B of base station, then among the first judgment unit judges base station B interfered cell is arranged.
First performance element 5032 is used for if the judged result of first judging unit 5031 for being, according to the interference coordination request message, is carried out the downlink interference collaboration between the sub-district at interfered cell and disturbed UE place.
In the present embodiment, can also carry the sign of non-interfered cell in the adjacent area of the sub-district under the UE that is interfered in first message that sending module 502 sends, and at the interference coordination solicited message of the non-interfered cell in the adjacent area, the non-interfered cell in this interference coordination solicited message indication adjacent area does not carry out the interference coordination request.
When this first message is load message, carry the interfered cell sign in can also the relative narrow band transmission power RNTP cell in load message and at the downlink interference collaboration request of interfered cell.In the operation of reality, can interfered cell and non-interfered cell is unified for Target cell, when Target cell was interfered cell, the corresponding pairing value of interference coordination solicited message was 1, and when Target cell was non-interfered cell, the corresponding pairing value of interference coordination solicited message was 0.
In the present embodiment, carried the sign of interfered cell in the load message that first structural unit 5021 is constructed and at the downlink interference collaboration request of this interfered cell, first transmitting element 5022 sends to adjacent base station with this load message, and interference coordination module 503 judges whether that according to received load message needs carry out downlink interference collaboration.In the present embodiment, first judging unit 5031 judge whether have in this base station with received message in the consistent sub-district of sign of interfered cell, if judged result has consistent, then first performance element 5032 carries out downlink interference collaboration according to the sub-district at interference coordination solicited message indication interfered cell and disturbed UE place, has improved the accuracy of downlink interference collaboration solicited message.
When the interference that takes place between first base station and the adjacent base station is the sub-district of first base station when being subjected to belonging to UE uplink interference in the adjacent base station sub-district, further embodiment of this invention describes this interference coordination system in detail.The interference coordination system of further embodiment of this invention comprises: determination module, sending module, interference coordination module:
Wherein, determination module is used for determining that first base station is determined and interference has taken place adjacent base station.
In the present embodiment, determination module is used for determining that interference has taken place for first base station and adjacent base station, and when the sub-district that belongs to first base station is subjected to belonging to the interference of UE in the adjacent base station sub-district, determination module can determine that interference has taken place for first base station and adjacent base station.
Suppose that base station A and base station B are adjacent base station, sub-district A1, sub-district A2 and sub-district A3 are arranged among the A of base station, sub-district B1, sub-district B2 and sub-district B3 are arranged among the B of base station, there are sub-district B1, sub-district B2 in the adjacent area of sub-district A1, wherein be subjected to the uplink interference of UE among the B1 of sub-district among the A1 of sub-district, determination module determines that interference has taken place for base station A and base station B.In the present embodiment, interfered cell is sub-district B1, and interfered cell is sub-district A1.
Sending module also comprises:
Second structural unit, be used to construct first message, this first message is load message, and carry the interfered cell sign in the high interference in the load message indication HII cell and at the interference coordination solicited message of this interfered cell, wherein, carry out the uplink interference coordination between interference coordination solicited message indication interfered cell and the disturbed sub-district;
Because determination module is determined sub-district A1 among the A of base station and is subjected to the uplink interference of UE among the sub-district B1 of base station B, sending module sends first message to base station B, wish that sub-district B1 among the B of base station and the sub-district A1 among the A of base station carry out uplink interference and coordinate, and the sub-district C1 among the C of base station carries out the uplink interference coordination with the sub-district A1 among the A of base station.
The sign that can comprise sub-district B1 in the load message of second structural unit structure, and at the interference coordination solicited message of this sub-district B1, indicating cell B1 and sub-district A1 carry out the uplink interference coordination.
Second transmitting element is used for sending load message to adjacent base station;
Second transmitting element sends the load message that second structural unit is constructed to adjacent base station.
The interference coordination module is used for carrying out the uplink interference coordination according to the interfered cell sign and at the interference coordination solicited message of interfered cell.That is, the uplink interference of carrying out between interfered cell B1 and the interfered cell A1 according to the information in the load message of second transmitting element transmission is coordinated.
In the present embodiment, the interference coordination module can also comprise:
Second judging unit is used for judging whether the sub-district of adjacent base station self has interfered cell to identify pairing interfered cell;
Second judging unit can judge whether interfered cell is arranged in the sub-district that belongs to adjacent base station by whether there being interfered cell to identify pairing interfered cell in the sub-district of judging adjacent base station self;
After base station B receives the load message of sending module transmission, second judging unit is discerned the cell ID that carries in this load message, and the sign of the sub-district that comprises in the cell ID in the load message and base station B self compared, judge whether have among the B of base station with this load message in the corresponding to sub-district of cell ID.In this load message of second judgment unit judges sub-district B1 is arranged, and sub-district B1 is arranged among the B of base station, then in the sub-district of base station B judgement self interfered cell is arranged.
Suppose that sending module has also sent load message to base station D, base station D receives the sign of discerning the interfered cell B1 that comprises in this load message after this load message, do not have this sub-district and belong in the sub-district of base station D, so base station D judges in self the sub-district there is not interfered cell.
Second performance element is used for if judged result is that the sub-district that belongs to adjacent base station has interfered cell, carries out uplink interference according to the interference coordination indication in interfered cell and the sub-district that is interfered and coordinates.
Second performance element is indicated according to interference coordination, and the high power frequency band by two sub-districts of staggering between sub-district B1 and sub-district A1 carries out the uplink interference coordination.
In the present embodiment, load message can also be carried the sign of non-interfered cell in the adjacent area of the sub-district that is interfered, and at the interference coordination solicited message of the non-interfered cell in the adjacent area, the non-interfered cell in this interference coordination solicited message indication adjacent area does not carry out the interference coordination request.
Adjacent base station can be with the sign of the non-interfered cell in this load message after receiving this load message, and store at the interference coordination solicited message of the non-interfered cell in the adjacent area, when follow-up generation is disturbed, can utilize this storing message to carry out interference coordination, also can utilize the degree of disturbing between this message statistics neighbor cell.In the present embodiment, can also in the HII cell in the load message, carry the content of above-mentioned message.
In practical operation, interfered cell and the unification of non-interfered cell can be Target cell.When Target cell was interfered cell, the corresponding pairing value of interference coordination solicited message was 1, and when Target cell was non-interfered cell, the corresponding pairing value of interference coordination solicited message was 0.Can also in load message, carry the number of Target cell.
Carried the sign of interfered cell in the load message that second structural unit of present embodiment is constructed and coordinated request at the uplink interference of this interfered cell, second transmitting element sends to adjacent base station with this load message, and the interference coordination module judges whether that according to received load message needs carry out uplink interference and coordinate.In the present embodiment, in the second judgment unit judges adjacent base station whether interfered cell is arranged, if judged result is consistent, then second performance element carries out downlink interference collaboration between interfered cell and the interfered cell according to the interference coordination solicited message, improve the efficient of interference coordination, increased the stability of communication.
Fig. 6 is one embodiment of the invention interference coordination device structure schematic diagram, and as shown in Figure 6, interference coordination equipment of the present invention comprises: determination module 601, sending module 602, wherein,
Suppose that base station A and base station B are adjacent base station, base station A is first base station, sub-district among the A of base station is subjected to the interference of the UE in the sub-district of base station B, perhaps the UE in the sub-district of base station A is subjected to the interference of the sub-district of base station B, perhaps the sub-district among the A of base station is subjected to the interference of the UE in the sub-district of base station B, UE in the sub-district of base station A is subjected to the interference of the sub-district of base station B simultaneously, and then determination module 601 can determine that interference has taken place for base station A and base station B.
Sending module 602 is used for carrying interfered cell to the adjacent base station transmission and identifies first message that reaches at the interference coordination solicited message of interfered cell, and first message is used to indicate adjacent base station to carry out interference coordination.
When base station A is subjected to the uplink interference of base station B, interfered cell be base station B in the sub-district at UE place that the sub-district among the A of base station produce is disturbed, interfered cell is by sub-district that this UE disturbed among the A of base station; When base station A was subjected to the descending interference of base station B, interfered cell was among the B of base station the UE in the sub-district of base station A to be produced the sub-district of disturbing, and interfered cell is the sub-district at this UE place among the A of base station.Sending module 602 sends first message to base station B, the sign of in this first message, carrying interfered cell, and at the interference coordination solicited message of this interfered cell.
In the present embodiment, after the cover half piece is determined to have taken place between first base station and the adjacent base station to disturb really in the interference coordination equipment, sending module sends the sign carry interfered cell and at first message of the interference coordination of this interfered cell to adjacent base station, thereby clear and definite indication adjacent base station carries out the interference coordination between interfered cell and the interfered cell, improve the efficient of interference coordination, guarantee the stability of conversation.
Fig. 7 is one embodiment of the invention interference coordination device structure schematic diagram, and as shown in Figure 7, interference coordination equipment of the present invention comprises: receiver module 701, and interference coordination module 702, wherein,
In the present embodiment, the interference coordination module in the interference coordination equipment is carried out interference coordination according to the clearly indication in first message of first base station transmission, thereby has guaranteed the validity of interference coordination, guarantees calling quality.
What deserves to be explained is that the order of embodiment is just used for the convenience of describing, and not as the right foundation of odds between the embodiment.
The those skilled in the art can be well understood to, and is the convenience described and succinct, and the concrete course of work of the system of foregoing description, equipment, module and unit can not repeat them here with reference to the corresponding process among the preceding method embodiment.
By the description of above embodiment, the those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential general hardware platform, 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, comprise that some instructions are with so that a computer equipment (can be a personal computer, server, the perhaps network equipment etc.) carry out all or part of step of the described method of each embodiment of the present invention.And aforesaid storage medium comprises: various media that can be program code stored such as USB flash disk, portable hard drive, read-only memory (ROM), random-access memory (ram), magnetic disc or CD.
In several embodiment that the application provided, should be understood that disclosed system, equipment and method not surpassing in the application's the scope, can realize in other way.For example, device embodiment described above only is schematic, for example, the division of described module or unit, only be that a kind of logic function is divided, during actual the realization other dividing mode can be arranged, for example a plurality of unit or assembly can in conjunction with or can be integrated into another system, or some features can ignore, or do not carry out.Wherein said unit as the separating component explanation can or can not be physically to separate also, the parts that show as the unit can be or can not be physical locations also, promptly can be positioned at a place, perhaps also can be distributed on a plurality of network element.Can select wherein some or all of module to realize the purpose of present embodiment scheme according to the actual needs.Those of ordinary skills promptly can understand and implement under the situation of not paying creative work.
In addition, the schematic diagram of institute's descriptive system, equipment and method and different embodiment, in the scope that does not exceed the application, can with other system, module, technology or method in conjunction with or integrated.Another point, the shown or coupling each other discussed or directly to be coupled or to communicate to connect can be by some interfaces, the indirect coupling of device or unit or communicate to connect can be electronics, machinery or other form.
The above; 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; can expect easily changing or replacing, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion by described protection range with claim.
Claims (14)
1. a disturbance coordination method is characterized in that, comprising:
First base station is determined with adjacent base station interference to have taken place;
Described first base station is carried interfered cell to described adjacent base station transmission and is identified first message that reaches at the interference coordination solicited message of described interfered cell;
Described adjacent base station is according to described interfered cell sign and carry out interference coordination at the interference coordination solicited message of described interfered cell.
2. method according to claim 1 is characterized in that, described interference is that the sub-district of described adjacent base station is to the descending interference that user equipment (UE) produced in the sub-district of described first base station;
Described adjacent base station carries out interference coordination according to described interfered cell sign and interference coordination request message and comprises:
Whether described adjacent base station is judged in self the sub-district has described interfered cell to identify pairing interfered cell, described interfered cell has produced descending interference to the UE in the sub-district of described first base station;
If described adjacent base station is according to described interference coordination request message, carry out the downlink interference collaboration between the sub-district at described interfered cell and described disturbed UE place.
3. method according to claim 2 is characterized in that, described first message is load message, and described first base station sends first message to described adjacent base station, comprising:
Described first base station sends load message to described adjacent base station, and carry described interfered cell sign and interference coordination solicited message in the relative narrow band transmission power RNTP cell in described load message, wherein, described interference coordination solicited message is indicated between the sub-district at described interfered cell and described disturbed UE place and is carried out downlink interference collaboration.
4. according to claim 2 or 3 described methods, it is characterized in that, also carry the sign of non-interfered cell in the adjacent area of sub-district at described disturbed UE place in described first message, and at the interference coordination solicited message of the non-interfered cell in the described adjacent area, wherein, described interference coordination solicited message indicates the non-interfered cell in the described adjacent area not carry out downlink interference collaboration.
5. method according to claim 1 is characterized in that, described interference is the uplink interference that the UE in the sub-district of described adjacent base station produces the sub-district of described first base station;
Described adjacent base station carries out interference coordination according to described interfered cell sign and interference coordination request message and comprises:
Whether described adjacent base station is judged in self the sub-district has described interfered cell to identify pairing interfered cell, the UE in the described interfered cell has produced uplink interference to the sub-district of described first base station;
If described adjacent base station is according to described interference coordination request message, the uplink interference of carrying out between described interfered cell and the described disturbed sub-district is coordinated.
6. method according to claim 5 is characterized in that, described first message is load message, and described first base station sends first message to described adjacent base station, comprising:
Described first base station sends load message to described adjacent base station, and in the high interference of described load message indication HII cell, carry described interfered cell sign and at the interference coordination solicited message of described interfered cell, wherein, described interference coordination solicited message is indicated and is carried out the uplink interference coordination between described interfered cell and the described disturbed sub-district.
7. according to claim 5 or 6 described methods, it is characterized in that, also carry the sign of non-interfered cell in the adjacent area of described disturbed sub-district in described first message, and at the interference coordination solicited message of the non-interfered cell in the described adjacent area, wherein, described interference coordination solicited message indicates the non-interfered cell in the described adjacent area not carry out uplink interference coordination request.
8. an interference coordination system is characterized in that, comprising:
Determination module is used for determining that interference has taken place for first base station and adjacent base station;
Sending module is used for carrying interfered cell to described adjacent base station transmission and identifies first message that reaches at the interference coordination solicited message of described interfered cell;
The interference coordination module is used for according to described interfered cell sign and carries out interference coordination at the interference coordination solicited message of described interfered cell.
9. system according to claim 8 is characterized in that, described determination module determines that described interference is the descending interference that user equipment (UE) produced in the sub-district that described first base station is administered, the sub-district of described adjacent base station,
Described sending module comprises:
First structural unit, be used to construct described first message, described first message is load message, and carry described interfered cell sign in the relative narrow band transmission power RNTP cell in described load message and at the interference coordination solicited message of described interfered cell, wherein, described interference coordination solicited message is indicated between the sub-district at described interfered cell and described disturbed UE place and is carried out downlink interference collaboration;
First transmitting element is used for sending described load message to described adjacent base station.
10. according to Claim 8 or 9 described systems, it is characterized in that described determination module determines that described interference is the descending interference that UE produced in the sub-district that described first base station is administered, the sub-district of described adjacent base station,
Described interference coordination module comprises:
First judging unit is used for judging whether the sub-district of described adjacent base station self has described interfered cell to identify pairing interfered cell;
First performance element is used for if the judged result of first judging unit for being, then according to described interference coordination request message, is carried out the downlink interference collaboration between the sub-district at described interfered cell and described disturbed UE place.
11. system according to claim 8 is characterized in that, described determination module determines that described interference is the uplink interference that sub-district that the UE in the sub-district of described adjacent base station administers described first base station produces,
Described sending module comprises:
Second structural unit, be used to construct described first message, described first message is load message, and carry described interfered cell sign in the high interference in the described load message indication HII cell and at the interference coordination solicited message of described interfered cell, wherein, described interference coordination solicited message is indicated and is carried out the uplink interference coordination between described interfered cell and the described disturbed sub-district;
Second transmitting element is used for sending described load message to described adjacent base station.
12. according to Claim 8 or 11 described systems, it is characterized in that described determination module determines that described interference is the uplink interference that sub-district that the UE in the sub-district of described adjacent base station administers described first base station produces,
Described interference coordination module comprises:
Second judging unit is used for judging whether the sub-district of described adjacent base station self has described interfered cell to identify pairing interfered cell;
Second performance element is used for if the judged result of second judging unit for being, then according to described interference coordination request message, is carried out the uplink interference coordination between described interfered cell and the described disturbed sub-district.
13. an interference coordination equipment is characterized in that, comprising:
Determination module is used for determining that interference has taken place for first base station and the adjacent base station at described interference coordination equipment place;
Sending module is used for carrying interfered cell to described adjacent base station transmission and identifies first message that reaches at the interference coordination solicited message of described interfered cell, and described first message is used to indicate described adjacent base station to carry out interference coordination.
14. an interference coordination equipment is characterized in that, comprising:
Receiver module, be used for that receiving neighbor bs sends carry the interfered cell sign and at first message of the interference coordination solicited message of interfered cell;
The interference coordination module, described first message that is used for receiving according to receiver module is carried out interference coordination.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010128259A CN101815301A (en) | 2010-03-17 | 2010-03-17 | Interference coordination method, system and apparatus |
| PCT/CN2011/071893 WO2011113360A1 (en) | 2010-03-17 | 2011-03-17 | Method, system and device for interference coordination |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010128259A CN101815301A (en) | 2010-03-17 | 2010-03-17 | Interference coordination method, system and apparatus |
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| WO2011113360A1 (en) * | 2010-03-17 | 2011-09-22 | 华为技术有限公司 | Method, system and device for interference coordination |
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| CN104137604A (en) * | 2013-01-04 | 2014-11-05 | 华为技术有限公司 | Uplink interference coordination method and device |
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| WO2017206730A1 (en) * | 2016-05-31 | 2017-12-07 | 华为技术有限公司 | Downlink interference management method, base station, and user equipment |
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| WO2019018985A1 (en) * | 2017-07-24 | 2019-01-31 | 北京小米移动软件有限公司 | Method and apparatus for controlling interference from operable device |
| US11528712B2 (en) | 2017-07-24 | 2022-12-13 | Beijing Xiaomi Mobile Software Co., Ltd. | Method and apparatus for controlling interference from controllable device |
| US11737126B2 (en) | 2017-08-10 | 2023-08-22 | Beijing Xiaomi Mobile Software Co., Ltd. | Method and device for controlling interference |
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