CN102821418B - Method, relevant device and for determining user influencing neighbor cell - Google Patents
Method, relevant device and for determining user influencing neighbor cell Download PDFInfo
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- CN102821418B CN102821418B CN201210296784.8A CN201210296784A CN102821418B CN 102821418 B CN102821418 B CN 102821418B CN 201210296784 A CN201210296784 A CN 201210296784A CN 102821418 B CN102821418 B CN 102821418B
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Abstract
The embodiment of the invention provides a method, a relevant device and a system for determining a user influencing a neighbor cell. The method for determining the user influencing the neighbor cell comprises following steps of receiving load information transmitted by a neighbor cell; utilizing the load information to indicate a PRB (physical resource block) of the neighbor cell which is subject to the interference; determining UE (user equipment) occupying the interfered PRB in dispatching; determining the UE in an ICIC (inter-cell interference coordination) measurement area corresponding to the neighbor cell; and acquiring intersection of the UE occupying the interfered PRB in dispatching and the UE in the ICIC measurement area corresponding to the neighbor cell. Due to the adoption of the technical scheme, the UE influencing the neighbor cell can be accurately determined.
Description
Technical field
The present invention relates to communication technical field, particularly a kind of definite user who affects adjacent cell method, measurement report report or method of reseptance, relevant device and system.
Background technology
In coordinating district interference (Inter-cell Interference coordination, ICIC) method, find that to affect the subscriber equipment of adjacent cell (User Equipment, UE) be a crucial step.In prior art, in the time that UE is positioned at ICIC measured zone, Serving cell receives the Reference Signal Received Power that adjacent cell measurement is obtained (the Reference Signal Received Power that UE reports, RSRP) measured value, the RSRP measured value reporting according to multiple UE, determines the UE that affects adjacent cell.
When subscriber equipment A and subscriber equipment B present position are as shown in Figure 1 time, although subscriber equipment B than subscriber equipment A apart from the distance of adjacent cell some, but, the wireless channel transmission environment of possible subscriber equipment B is better than subscriber equipment A's, so, the RSRP measured value that subscriber equipment A reports with subscriber equipment B may be identical, and therefore, the base station of Serving cell can not determine which UE affects this adjacent cell according to RSRP measured value.
Summary of the invention
The embodiment of the present invention provides a kind of definite user's who affects adjacent cell method, relevant device and system, can effectively determine the UE that affects adjacent cell.
In view of this, the embodiment of the present invention provides:
A method for definite subscriber equipment that affects adjacent cell, the method comprises:
Receive the load information that adjacent cell sends; Described load information is used to indicate the Physical Resource Block PRB that described adjacent cell is disturbed;
The user equipment (UE) of the PRB being disturbed described in taking while determining scheduling;
Determine the UE of the Inter-Cell Interference Coordination ICIC measured zone that is positioned at corresponding described adjacent cell;
The UE that obtains the PRB that described when scheduling is disturbed described in taking with described in be positioned at the common factor of the UE of the ICIC measured zone of corresponding described adjacent cell.
A kind of network element device, comprising:
Load information receiving element, the load information sending for receiving adjacent cell; Described load information is used to indicate the Physical Resource Block PRB that described adjacent cell is disturbed;
The first determining unit, the UE of the PRB being disturbed described in taking while scheduling for determining;
The second determining unit, for determining the UE of the ICIC measured zone that is positioned at corresponding described adjacent cell;
Acquiring unit, for obtaining the common factor of the definite UE of the definite UE of described the first determining unit and described the second determining unit.
A kind of network system, comprising: base station in service sector and adjacent cell base station;
Described adjacent cell base station, for sending load information to described base station in service sector; Described load information is used to indicate the Physical Resource Block PRB that described adjacent cell is disturbed;
Described base station in service sector, the load information sending for receiving adjacent cell base station; The user equipment (UE) of the PRB being disturbed described in taking while determining scheduling; Determine the UE of the ICIC measured zone that is positioned at corresponding described adjacent cell; The UE that obtains the PRB that described when scheduling is disturbed described in taking with described in be positioned at the common factor of the UE of the ICIC measured zone of corresponding described adjacent cell.
The identical UE of PRB that the PRB that the embodiment of the present invention takies while determining scheduling is disturbed with adjacent cell, to obtain in time the UE that can affect adjacent cell; Determine the UE being positioned at ICIC measured zone that should adjacent cell, spatially to obtain the user that can affect this adjacent cell, the UE that asks the PRB that when scheduling is disturbed described in taking with described in be positioned at the common factor of the UE of the ICIC measured zone of corresponding adjacent cell, the PRB that is disturbed with adjacent cell with the PRB that obtains not only taking when the scheduling identical and but also at the UE in should the ICIC measured zone of adjacent cell, from time and the definite UE that affects adjacent cell in space, therefore, can determine accurately and effectively the user who affects adjacent cell.
The embodiment of the present invention provides a kind of measurement report report method and subscriber equipment, can reporting measurement parameter in multiband system.
In view of this, the embodiment of the present invention provides:
A kind of measurement report report method, comprising:
Multiple carrier waves to adjacent cell are measured, and obtain the measurement parameter of corresponding carrier wave;
Send measurement report to the base station of Serving cell, described measurement report comprises: described measurement parameter and represent the carrier wave indication of the corresponding carrier wave of described measurement parameter.
A kind of measurement report report method, comprising:
Multiple carrier waves to adjacent cell are measured, and obtain the measurement parameter of corresponding carrier wave;
According to the selection rule prestoring, from obtained measurement parameter, select measurement parameter to be sent;
Base station to Serving cell sends measurement report, and described measurement report comprises: the carrier wave indication of described measurement parameter to be sent and the described corresponding carrier wave of measurement parameter to be sent of expression.
A kind of subscriber equipment, comprising:
Measurement parameter acquiring unit, measures for the multiple carrier waves to adjacent cell, obtains the measurement parameter of corresponding carrier wave;
Measurement report transmitting element, sends measurement report for base station to Serving cell, and described measurement report comprises: described measurement parameter and represent the carrier wave indication of the corresponding carrier wave of described measurement parameter.
A kind of subscriber equipment, comprising:
Measurement parameter acquiring unit, measures for the multiple carrier waves to adjacent cell, obtains the measurement parameter of corresponding carrier wave;
Selected cell for according to the selection rule prestoring, is selected measurement parameter to be sent from obtained measurement parameter;
Measurement report transmitting element, sends measurement report for the base station to Serving cell, and described measurement report comprises: the carrier wave indication of described measurement parameter to be sent and the described corresponding carrier wave of measurement parameter to be sent of expression.
The embodiment of the present invention is by obtaining the measurement parameter of multiple carrier waves, and reports the measurement parameter of multiple carrier waves and corresponding carrier wave indication, to realize the object that reports the measurement parameter of multiple carrier waves to the base station of Serving cell.
The embodiment of the present invention is by obtaining the measurement parameter of multiple carrier waves, and selects measurement parameter to be sent and corresponding carrier wave indication according to selection rule, so that the carrier wave that this adjacent cell is affected by UE is known in the base station of Serving cell.
The embodiment of the present invention provides a kind of measurement report method of reseptance and base station, in multiband system, can receive measurement parameter.
In view of this, the embodiment of the present invention provides:
A kind of measurement report method of reseptance, comprising:
Receive the measurement report that UE sends, described measurement report comprises: measurement parameter and represent the carrier wave indication of the corresponding carrier wave of described measurement parameter;
Corresponding relation according to the described carrier wave indication prestoring with carrier wave, determines the corresponding carrier wave of described measurement parameter.
A kind of base station, comprising:
Measurement report receiving element, the measurement report sending for receiving UE, described measurement report comprises: measurement parameter and represent the carrier wave indication of the corresponding carrier wave of described measurement parameter;
Determining unit, for the corresponding relation with carrier wave according to described carrier wave indication, determines the corresponding carrier wave of described measurement parameter.
The embodiment of the present invention, by the corresponding relation with carrier wave according to carrier wave indication, is determined the corresponding carrier wave of measured value that UE reports in multicarrier system.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the presence of intercell interference schematic diagram that prior art provides;
Fig. 2 is that the embodiment of the present invention one provides photographic fixing really to ring the method flow diagram of the subscriber equipment of adjacent cell;
Fig. 3 is that the embodiment of the present invention two provides photographic fixing really to ring the method flow diagram of the subscriber equipment of adjacent cell;
Fig. 4 is that the embodiment of the present invention three provides photographic fixing really to ring the method flow diagram of the subscriber equipment of adjacent cell;
Fig. 5 is that the embodiment of the present invention four provides photographic fixing really to ring the method flow diagram of the subscriber equipment of adjacent cell;
Fig. 6 A is the network element device structure chart of the one-segment system that is arranged in that provides of the embodiment of the present invention five;
Fig. 6 B is the network element device structure chart of the multiband system that is arranged in that provides of the embodiment of the present invention five;
Fig. 7 is the measurement report report method flow chart that the embodiment of the present invention seven provides;
Fig. 8 is the measurement report report method flow chart that the embodiment of the present invention eight provides;
Fig. 9 is the measurement report method of reseptance flow chart that the embodiment of the present invention nine provides;
The user device architecture figure that Figure 10 provides for the embodiment of the present invention ten;
The user device architecture figure that Figure 11 provides for the embodiment of the present invention 11;
The architecture of base station figure that Figure 12 provides for the embodiment of the present invention 12.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment mono-:
Consult Fig. 2, the embodiment of the present invention one provides a kind of method of definite subscriber equipment that affects adjacent cell, and the method comprises:
The load information that A1, reception adjacent cell send.
Wherein this load information is used to indicate the Physical Resource Block PRB that adjacent cell is disturbed.
The user equipment (UE) of the PRB being disturbed described in taking when A2, definite scheduling.
The UE of A3, definite Inter-Cell Interference Coordination ICIC measured zone that is positioned at corresponding described adjacent cell.
A4, obtain the PRB that described when scheduling is disturbed described in taking UE with described in be positioned at the common factor of the UE of the ICIC measured zone of corresponding described adjacent cell.
The identical UE of PRB that the PRB that the embodiment of the present invention one takies while determining scheduling is disturbed with adjacent cell, to obtain in time the UE that can affect adjacent cell; Determine the UE being positioned at ICIC measured zone that should adjacent cell, spatially to obtain the user that can affect this adjacent cell, the UE that asks the PRB that when scheduling is disturbed described in taking with described in be positioned at the common factor of the UE of the ICIC measured zone of corresponding adjacent cell, the PRB that is disturbed with adjacent cell with the PRB that obtains not only taking when the scheduling identical and but also at the UE in should the ICIC measured zone of adjacent cell, from time and the definite UE that affects adjacent cell in space, therefore, can determine accurately and effectively the user who affects adjacent cell.
Embodiment bis-:
Consult Fig. 3, the embodiment of the present invention two provides a kind of method of definite subscriber equipment that affects adjacent cell, and the method is applicable to one-segment system, and the method specifically comprises:
The base station of B1, Serving cell receives the load information (Load Information, LI) that adjacent cell base station sends;
In this load information, carry: overload indication OI and high interference indication HII; Wherein, overload indication OI is illustrated in the rank that is disturbed of the interior each PRB of very first time section, and is divided into tri-grades of HI, MI and LI, and HI represents high interference; MI disturbs in representing; LI represents low interference; Very first time section is to receive the previous time period in load information moment, can be the gap periods that adjacent cell sends LI; In the time that the interference rank of PRB is HI and MI, represent that this PRB is disturbed; Whether high interference indication HII is illustrated in each PRB in the second time period and is about to be disturbed, and wherein, 1 mark is by disturbed; 0 mark will can be not disturbed.The second time period was a rear time period that receives the load information moment of adjacent cell transmission, can be the gap periods that adjacent cell sends LI.
The identical UE of PRB that the PRB using while scheduling in B2, search very first time section is disturbed with the adjacent cell of indicating in OI; With, the identical UE of PRB that the PRB using while scheduling in the second time period is about to be disturbed with the adjacent cell of indicating in HII, will search the one UE set of UE composition, and fill in corresponding informance to scheduling resource table, as shown in table 1.
Wherein, the identical UE of PRB that the PRB also can be only using when dispatching in the very first time section searching is disturbed with the adjacent cell of indicating in OI, adds a UE to gather; Or the identical UE of PRB that the PRB only using when dispatching in the second time period searching is about to be disturbed with the adjacent cell of indicating in HII, adds a UE to gather, and also can realize object of the present invention, does not affect realization of the present invention.
| Subscriber equipment | Scheduling time | The resource PRB using |
| UE1 | Framenumber | n 1And N 1 |
| UEi | Framenumber | n iAnd N i |
Table 1
Wherein, UEi represents i UE in a UE set, and Framenumber represents the frame number using while dispatching this UE, n
irepresent that i UE uses No. PRB; N
irepresent i the spendable PRB set of UE, wherein, n
i∈ N
i.If the PRB using when UE dispatches in very first time section is identical with the PRB that the adjacent cell of indicating in OI is disturbed, and, the PRB using while scheduling within the second time period is identical with the PRB that the adjacent cell of indicating in HII is about to be disturbed,, do not affect realization of the present invention when the Framenumber that uses while scheduling in use can simultaneously preserve the Framenumber that uses while dispatching in very first time section, scheduling about this UE time No. PRB and the second time period, scheduling, use No. PRB.
Suppose the PRB that i UE can use 1,2,4,6 and No. 8, in very first time section, or/and in the second time period, i UE uses the PRB of 1,2,4 and No. 6, n
i=1,2,4,6}; N
i=1,2,4,6,8}.
The measurement report that each UE reports, receiving after the load information LI of adjacent cell base station transmission, is searched in the base station of B3, Serving cell, also can search for the GPS positioning result of this UE simultaneously; Wherein, measurement report comprises: the ID of adjacent cell and measurement parameter, this measurement parameter can be RSRP measured value, the mark of the adjacent cell that the base station of Serving cell reports according to UE and RSRP measured value, confirm that this UE is positioned at ICIC measured zone that should adjacent cell, by UE composition the 2nd UE set being positioned at ICIC measured zone that should adjacent cell, and fill in corresponding informance to ICIC measured zone user list.
Wherein, before this step B3, UE measures adjacent cell, to obtain the RSRP measured value of adjacent cell, if the RSRP measured value of adjacent cell is during than the high side-play amount of RSRP measured value of Serving cell, mean the trend that edge, the oriented Serving cell of UE moves, if the RSRP measured value of adjacent cell during than the low side-play amount of RSRP measured value of Serving cell, means the trend that move at center, the oriented Serving cell of UE; UE reports mark and the RSRP measured value of adjacent cell to the base station of Serving cell.Meanwhile, UE may report GPS positioning result.
Concrete, ICIC measured zone user list is as shown in table 2:
Table 2
Determine and need the UE that adjusts for the follow-up base station of being convenient to Serving cell, in this step, can also comprise: the GPS positioning result reporting according to UE, determine the positional information of UE, determine the distance of UE apart from adjacent cell, insert above-mentioned table 2.Wherein, UEi represents j UE in the 2nd UE set.
B4, ask the UE that takies the PRB being disturbed that LI indicates while being arranged in ICIC measured zone that should adjacent cell and scheduling, ask a UE set and the 2nd UE intersection of sets collection.
So far, determined the UE that affects adjacent cell, the UE that affects adjacent cell if fixed has when several, can determine as follows and need the UE that adjusts.
B5, according to RSRP measured value (being the RSRP measured value that the UE in common factor reports) corresponding to UE in occuring simultaneously, select UE corresponding to maximum in RSRP measured value as UE to be adjusted.
When the corresponding UE of maximum has when multiple, according to the positional information in above-mentioned table 2, the nearest UE of chosen distance adjacent cell is as UE to be adjusted therein.
Follow-up adjusting accordingly this UE, to reduce the impact of this UE on adjacent cell.
The identical UE of PRB that the PRB that the embodiment of the present invention two takies when scheduling is disturbed with adjacent cell, composition the one UE set, i.e. acquisition in time can affect the user of adjacent cell; Determine the UE being positioned at ICIC measured zone that should adjacent cell, form the 2nd UE set, spatially obtain the user that can affect this adjacent cell, ask a UE set and the 2nd UE intersection of sets collection, the PRB that is disturbed with adjacent cell with the PRB that obtains not only taking when the scheduling identical and but also at the UE in should the ICIC measured zone of adjacent cell, from time and the definite user who affects adjacent cell in space, therefore, can determine accurately and effectively the user who affects adjacent cell.
Embodiment tri-: consult Fig. 4, the embodiment of the present invention three provides a kind of definite user who affects adjacent cell method, and the method is applicable to multiband system, and the method specifically comprises:
The base station of C1, Serving cell receives the load information LI that adjacent cell base station sends;
In this load information, carry: carrier wave indication, overload indication OI and high interference indication HII; Wherein, carrier wave indication is indicated corresponding carrier wave for representing overload indication and high interference; Wherein, overload indication and high interference indicate represented content identical with embodiment mono-, do not repeat them here;
Wherein, carrier wave indication can be carrier number, such as, the logical format of load information can be as shown in table 3:
| k ij | OI ij | HII ij |
Table 3
Wherein, k
ijrepresent the j carrier wave that i UE uses.OI
ijrepresent that whether the each PRB in j carrier wave that i UE use is disturbed; HII
ijrepresent that whether each PRB in j carrier wave that i UE use is by disturbed; Table 3 is only a kind of version of the load information that provides of the embodiment of the present invention, and this load information also can adopt other version, does not affect realization of the present invention.
C2, according to carrier wave indication, obtain overload indication OI and carrier wave corresponding to high interference indication HII, the identical UE of PRB being disturbed in the PRB that uses when scheduling in the search very first time section described carrier wave indicated with OI; And/or, in PRB that in the second time period of search, when scheduling the is used described carrier wave indicated with HII by the UE identical PRB being disturbed.To search UE and add a UE set, and fill in corresponding informance to scheduling resource table, as shown in table 3.
| Subscriber equipment | Scheduling time | Carrier number | The resource PRB using |
| UE1 | Framenumber | k 1j | n 1jAnd N 1j |
| UEi | Framenumber | k ij | n ijAnd N ij |
Table 3
Wherein, UEi represents i UE in a UE set, and Framenumber represents the frame number using while dispatching this UE, k
ijrepresent the j carrier wave that i UE uses; n
ijrepresent No. PRB of j carrier wave that i UE use; N
ijrepresent the PRB set of i the spendable j carrier wave of UE, wherein, n
ij∈ N
ij.
Illustrate, multiband system as LTE-A system in, can there be six frequency ranges each community, specific as follows:
(1)、450-470MHz band
(2)、698-862MHz band
(3)、790-862MHz band
(4)、2.3-2.4GHz band
(5)、3.4-4.2GHz band
(6)、4.4-4.99GHz band
Such as, adjacent cell can be using the 20MHz in the first frequency range (450-470MHz) as No. 1 carrier wave; 700-720MHz in the second frequency range is as No. 2 carrier waves; 720-730MHz in the 3rd frequency range is as No. 3 carrier waves; And Serving cell can be using the 20MHz in the first frequency range (450-470MHz) as No. 1 carrier wave; 700-710MHz in the second frequency range is as No. 2 carrier waves; 710-720MHz in the 3rd frequency range is as No. 3 carrier waves; Therefore, before this step, Liang Ge community (such as the Serving cell in the embodiment of the present invention and adjacent cell) needs first to send carrier aggregation relevant information to the other side, in carrier aggregation relevant information, carry the corresponding concrete carrier information of carrier number of oneself, such as, adjacent cell will send to Serving cell carrier aggregation relevant information, and No. 1 carrier wave that this carrier aggregation relevant information indication oneself distributes represents 450-470MHz; No. 2 carrier wave represents 700-720MHz; No. 3 carrier wave represents 720-730MHz.
Whether in this step, Serving cell receives after load information, first finds corresponding carrier wave according to the carrier number in load information, more disturbed according to the PRB in this carrier wave of the definite adjacent cell of overload indication corresponding to this carrier number; According to high interference corresponding to this carrier number, indication determines that whether PRB in this carrier wave of adjacent cell is by disturbed; And then the identical UE of PRB of this disturbed carrier wave of the PRB that in search very first time section, when scheduling is used and adjacent cell; The PRB using while searching for scheduling in the second time period with adjacent cell by the identical UE of the PRB of this disturbed carrier wave.
The measurement report that each UE reports, receiving after the load information LI of adjacent cell base station transmission, is searched in the base station of C3, Serving cell, also can search for the GPS positioning result of this UE simultaneously; Wherein, measurement report comprises: the carrier wave indication (this carrier wave indication can be carrier number) corresponding to ID, measurement parameter and this measurement parameter of adjacent cell, and wherein, measurement parameter can be RSRP measured value; The mark of the adjacent cell that the base station of Serving cell reports according to UE and RSRP measured value, confirm that this UE is positioned at ICIC measured zone that should adjacent cell, carrier number in corresponding carrier number and the load information LI of the RSRP measured value that again this UE reported compares, if the carrier number that this UE reports belongs to the carrier number in load information LI, this UE is added to the 2nd UE set, and fill in corresponding informance to ICIC measured zone user list.
Wherein, before this step C3, the base station of Serving cell sends Indication message to UE, with indication, UE measures multiple carrier waves of adjacent cell, the carrier number of adjacent cell and the corresponding relation of carrier wave be can in Indication message, carry, or the carrier number of this adjacent cell of UE and the corresponding relation of carrier wave notified by other means.UE measures multiple carrier waves of adjacent cell, obtain the RSRP measured value of the multiple carrier waves of adjacent cell, report maximum (being maximum RSRP measured value) and carrier number corresponding to maximum in mark, multiple RSRP measured value of adjacent cell to the base station of Serving cell; Or, report the mark of adjacent cell, multiple RSRP measured value and corresponding carrier number to the base station of Serving cell.Meanwhile, UE may report GPS positioning result.
Concrete, ICIC measured zone user list is as shown in table 4, supposes that the carrier number that UE1 reports is 1,2 and 3, and corresponding RSRP measured value is respectively :-2～-0 ,-4～-2 and-6～-4, following table can extend this as:
Table 4
In order to determine the UE that needs adjustment in the follow-up base station of being convenient to Serving cell, in this step, can also comprise: the GPS positioning result reporting according to UE, determine the positional information (Location) of UE, determined the distance of UE apart from adjacent cell, insert above-mentioned table 4.
Wherein, UE
mrepresent m UE in the 2nd UE set, k
mjrepresent the j carrier wave that m UE reports; Wherein, in carrier information, also can insert K
m, the carrier set of m spendable this adjacent cell of UE of expression.
C4, ask a UE set and the 2nd UE intersection of sets collection, determine the UE that affects adjacent cell.
So far, determined the UE that affects adjacent cell, the UE that affects adjacent cell if fixed has when several, can determine as follows and need the UE that adjusts.
C5, UE in occuring simultaneously have when multiple, select the corresponding UE of maximum in RSRP measured value corresponding to same carrier number (reporting this peaked UE) as UE to be adjusted.When the UE selecting in this step C5 has when multiple, can be further according to the positional information in above-mentioned table 4, the nearest UE of chosen distance adjacent cell is as UE to be adjusted therein.
The identical UE of PRB that the PRB that the embodiment of the present invention three takies when scheduling is disturbed with adjacent cell, composition the one UE set, i.e. acquisition in time can affect the user of adjacent cell; Determine the UE being positioned at ICIC measured zone that should adjacent cell, carrier number in corresponding carrier number and the load information LI of the RSRP measured value that again this UE reported compares, if the carrier number that this UE reports belongs to the carrier number in load information LI, this UE is added to the 2nd UE set, spatially obtain the user that can affect this adjacent cell, ask a UE set and the 2nd UE intersection of sets collection, from time and the definite user who affects adjacent cell in space, therefore, can determine accurately and effectively the user who affects adjacent cell.
Embodiment tetra-:
Consult Fig. 5, the embodiment of the present invention four provides a kind of method of definite subscriber equipment that affects adjacent cell, and the method specifically comprises:
The load information that D1, reception adjacent cell send; This load information is used to indicate the Physical Resource Block PRB that described adjacent cell is disturbed;
When D2, search dispatching, take the user equipment (UE) of this PRB being disturbed, add a UE set.
D3, judge whether a UE set is empty, if so, process ends, if not, execution step D4.
The UE of D4, definite ICIC measured zone that is positioned at corresponding adjacent cell, in multiband system, also needs to judge whether the carrier number that determined UE reports is the carrier number in load information LI, if so, this UE is added to the 2nd UE set.
D5, judge whether the 2nd UE set is empty, if so, process ends, if not, execution step D6.
D6, obtain a described UE set and described the 2nd UE intersection of sets collection, to determine the UE that affects this adjacent cell, process ends.
The identical user equipment (UE) of PRB that the PRB that the embodiment of the present invention four takies when scheduling is disturbed with adjacent cell, composition the one UE set, i.e. acquisition in time can affect the user of adjacent cell; Determine the UE being positioned at ICIC measured zone that should adjacent cell, form the 2nd UE set, spatially obtain the user that can affect this adjacent cell, ask a UE set and the 2nd UE intersection of sets collection, the PRB that is disturbed with adjacent cell with the PRB that obtains not only taking when the scheduling identical and but also at the UE in should the ICIC measured zone of adjacent cell, from time and the definite user who affects adjacent cell in space, therefore, can determine accurately and effectively the user who affects adjacent cell; Further, in the time determining that a UE set be sky, then obtain the UE that meets the second set condition, to avoid in the first set during as sky (while not affecting the UE of adjacent cell), unnecessary operation is carried out in the base station of Serving cell.
Embodiment five:
Consult Fig. 6 A and 6B, the embodiment of the present invention five provides a kind of network element device, and this network element device comprises:
Load information receiving element 601, the load information sending for receiving adjacent cell; Described load information is used to indicate the PRB that adjacent cell is disturbed;
The first determining unit 602, the UE of the PRB being disturbed described in taking while scheduling for determining;
The second determining unit 603, for determining the UE of the ICIC measured zone that is positioned at corresponding described adjacent cell;
Acquiring unit 604, for obtaining the common factor of the definite UE of the definite UE of the first determining unit and the second determining unit.
For single band system, load information comprises: overload indication OI and high interference indication HII; Concrete, the first determining unit 602, for searching for the PRB UE identical with the PRB being disturbed of described overload indication indication using when very first time section is interior dispatches, and/or, the UE that the PRB using while scheduling in the second time period is identical with the PRB by being disturbed of indication in described high interference indication; Described very first time section is the previous time period that receives the load information moment of adjacent cell transmission; Described the second time period is a rear time period that receives the load information moment of adjacent cell transmission.
In order further to dwindle the scope that needs the UE adjusting, this network element device also comprises: the first UE determining unit 6051 to be adjusted, for obtaining the maximum in the RSRP measured value that the UE of the common factor that described acquiring unit obtains reports, determine and report described peaked UE as UE to be adjusted.
For multiband system, described load information comprises: carrier wave indication, overload indication and high interference indication; The first determining unit 602 comprises: carrier wave corresponding unit, for according to described carrier wave indication, obtains described overload indication and high interference and indicates corresponding carrier wave; And search unit, the identical UE of PRB that the PRB using while scheduling in very first time section for searching for indicates indicated described carrier wave to be disturbed with described overload; And/or the PRB using while scheduling in the second time period indicates in indicated described carrier wave the UE identical PRB being disturbed with described high interference.The second determining unit 603 comprises: measurement report receiving element, and the measurement report reporting for receiving UE, described measurement report comprises: adjacent cell mark, RSRP measured value and be used to indicate the carrier wave indication of the corresponding carrier wave of described RSRP measured value; With definite UE position units, for according to adjacent cell mark and the RSRP measured value of described measurement report, determine that described UE is positioned at the ICIC measured zone of corresponding described adjacent cell.
For multiband system, this network element device also comprises: search unit 607, for being positioned at the UE of ICIC measured zone of corresponding described adjacent cell, searching carrier wave indication in measurement report and indicate with carrier wave in load information the UE that indicated carrier wave is identical; The UE that now acquiring unit 604 obtains the PRB that described when scheduling is disturbed described in taking with described in search the common factor of the UE that unit finds.
In order further to dwindle the scope that needs the UE adjusting, this network element device also comprises: the second UE determining unit 6052 to be adjusted, the RSRP measured value reporting for the UE of the common factor that obtains according to described acquiring unit and the indication of corresponding carrier wave, obtain described carrier wave and indicate the maximum in the corresponding RSRP measured value of indicated carrier wave, determine and report described peaked UE as UE to be adjusted.
For one-segment system and multiband system, in order to determine more accurately UE to be adjusted, this network element device also comprises: selected cell 606, for when the first UE determining unit 6051 to be adjusted or the second UE determining unit 6052 to be adjusted is determined reports described peaked UE to have when multiple, according to the positional information of determined UE, the nearest UE of adjacent cell adjusts described in chosen distance; Wherein, the positional information of described UE is that the GPS positioning result that reports according to described UE is determined.
The identical UE of PRB that the PRB taking when the first determining unit is determined scheduling in the embodiment of the present invention five is disturbed with adjacent cell, to obtain in time the user that can affect adjacent cell; The second determining unit is determined the UE being positioned at ICIC measured zone that should adjacent cell, spatially to obtain the UE that can affect this adjacent cell, obtain the common factor of the definite UE of the definite UE of described the first determining unit and described the second determining unit, the PRB that is disturbed with adjacent cell with the PRB that obtains not only taking when the scheduling identical and but also at the UE in should the ICIC measured zone of adjacent cell, from time and the definite UE that affects adjacent cell in space, therefore, can determine accurately and effectively the user who affects adjacent cell.
Embodiment six:
The invention process six provides a kind of network system, comprising:
Adjacent cell base station, for sending load information to base station in service sector; Load information is used to indicate the Physical Resource Block PRB that described adjacent cell is disturbed;
Base station in service sector, the load information sending for receiving adjacent cell base station; The user equipment (UE) of the PRB being disturbed described in taking while determining scheduling; Determine the UE of the ICIC measured zone that is positioned at corresponding adjacent cell; The UE that obtains the PRB that described when scheduling is disturbed described in taking with described in be positioned at the common factor of the UE of the ICIC measured zone of corresponding described adjacent cell.
The embodiment of the present invention six is by the identical UE of PRB that determines that PRB that when scheduling takies is disturbed with adjacent cell, to obtain in time the UE that can affect adjacent cell; Determine the UE being positioned at ICIC measured zone that should adjacent cell, spatially to obtain the UE that can affect this adjacent cell, obtain again UE that described when scheduling takies the PRB being disturbed with described in be positioned at the common factor of the UE of the ICIC measured zone of corresponding adjacent cell, the PRB that is disturbed with adjacent cell with the PRB that obtains not only taking when the scheduling identical and but also at the UE in should the ICIC measured zone of adjacent cell, from time and the definite UE that affects adjacent cell in space, therefore, can determine accurately and effectively the UE that affects adjacent cell.
Embodiment seven:
Consult Fig. 7, the embodiment of the present invention seven provides a kind of measurement report report method, comprising:
E1, multiple carrier waves of adjacent cell are measured, obtained the measurement parameter of corresponding carrier wave.
E2, send measurement report to the base station of Serving cell, measurement report comprises: the ID of adjacent cell, the measurement parameter obtaining and represent the carrier wave indication of the corresponding carrier wave of described measurement parameter.Wherein, carrier wave indication can be carrier number; Measurement parameter can be RSRP measured value.
The explanation that gives an actual example, supposes that UE has measured 1,2 and No. 3 carrier wave of adjacent cell, and corresponding RSRP measured value is respectively :-1dB ,-3dB and-5dB, measurement report comprises: carrier number 1,2,3 and each self-corresponding RSRP measured value-1dB ,-3dB and-5dB.
In the embodiment of the present invention seven, UE can obtain the measured value of multiple carrier waves, and reports the measurement parameter of multiple carrier waves and corresponding carrier wave indication, to realize the object that reports the measurement parameter of multiple carrier waves to the base station of Serving cell.
Embodiment eight:
Consult Fig. 8, the embodiment of the present invention eight provides a kind of measurement report report method, comprising:
F1, multiple carrier waves of adjacent cell are measured, obtained the measurement parameter of corresponding carrier wave.
The selection rule that F2, basis prestore is selected measurement parameter to be sent from obtained measurement parameter.Wherein, from obtained measurement parameter, select the mode of measurement parameter to be sent to be: from obtained measurement parameter, to select maximum as measurement parameter to be sent.Wherein, measurement parameter can be RSRP measured value.
F3, send measurement report to the base station of Serving cell, this measurement report comprises: the ID of adjacent cell, measurement parameter to be sent, and represent the carrier wave indication of this corresponding carrier wave of measurement parameter to be sent; Concrete, measurement parameter to be sent can be selected maximum in step F 2, now measurement report comprises: the carrier wave indication of the corresponding carrier wave of this maximum of ID, maximum and expression of adjacent cell.Wherein, carrier wave indication can be carrier number.
The example of continuous embodiment seven, the maximum in RSRP measured value is-1dB, its corresponding carrier number is 1, measurement report comprises: No. 1 and-1dB.
In the embodiment of the present invention eight, UE can obtain the measurement parameter of multiple carrier waves, and reports maximum in the measurement parameter of multiple carrier waves and corresponding carrier wave indication, so that the carrier wave that this adjacent cell is affected by UE is most known in the base station of Serving cell.
Embodiment nine:
Consult Fig. 9, the embodiment of the present invention nine provides a kind of measurement report method of reseptance, and the method comprises:
The base station of G1, Serving cell receives the measurement report that UE sends, and described measurement report comprises: measurement parameter and represent the carrier wave indication of the corresponding carrier wave of described measurement parameter;
The measurement report that wherein received can be the form that in embodiment seven, in E2 and embodiment eight, F2 adopts, and does not repeat them here.
The base station of G2, Serving cell is the corresponding relation with carrier wave according to the described carrier wave indication prestoring, and determines the corresponding carrier wave of described measurement parameter, to know the measurement parameter of UE to this carrier wave.
Before step G2, the base station of Serving cell can receive the carrier aggregation relevant information of the base station transmission of adjacent cell, and described carrier aggregation relevant information comprises: the corresponding relation of described carrier wave indication and carrier wave; And from this carrier aggregation relevant information, obtain described carrier wave indication and also preserve with the corresponding relation of carrier wave.
In the embodiment of the present invention nine, the corresponding carrier wave of measured value that UE reports in multicarrier system, according to the corresponding relation of carrier wave indication and carrier wave, can be determined in the base station of Serving cell.
Embodiment ten:
Consult Figure 10, the embodiment of the present invention ten provides a kind of subscriber equipment, comprising:
Measurement parameter acquiring unit 1001, measures for the multiple carrier waves to adjacent cell, obtains the measurement parameter of corresponding carrier wave;
Measurement report transmitting element 1002, sends measurement report for base station to Serving cell, and described measurement report comprises: the measurement parameter obtaining and represent the carrier wave indication of the corresponding carrier wave of described measurement parameter.
In the embodiment of the present invention ten, the measurement parameter acquiring unit of UE can obtain the measured value of multiple carrier waves, measurement report transmitting element can report the measurement parameter of multiple carrier waves and corresponding carrier wave indication, to realize the object that reports the measurement parameter of multiple carrier waves to the base station of Serving cell.
Embodiment 11:
Consult Figure 11, the embodiment of the present invention 11 provides a kind of subscriber equipment, comprising:
Measurement parameter acquiring unit 1101, measures for the multiple carrier waves to adjacent cell, obtains the measurement parameter of corresponding carrier wave;
Measurement report transmitting element 1103, sends measurement report for the base station to Serving cell, and described measurement report comprises: the carrier wave indication of described measurement parameter to be sent and the described corresponding carrier wave of measurement parameter to be sent of expression.
In the embodiment of the present invention 11, the measurement parameter acquiring unit of UE can obtain the measurement parameter of multiple carrier waves, measurement report transmitting element reports maximum in the measurement parameter of multiple carrier waves and corresponding carrier wave indication, so that the carrier wave that this adjacent cell is affected by UE is most known in the base station of Serving cell.
Embodiment 12:
Consult Figure 12, the embodiment of the present invention 12 provides a kind of base station, comprising:
Measurement report receiving element 1201, the measurement report sending for receiving UE, described measurement report comprises: measurement parameter and represent the carrier wave indication of the corresponding carrier wave of described measurement parameter;
Determining unit 1202, for the corresponding relation with carrier wave according to described carrier wave indication, determines the corresponding carrier wave of described measurement parameter.
This base station also comprises:
Carrier aggregation relevant information receiving element 1203, the carrier aggregation relevant information sending for receiving the base station of adjacent cell, described carrier aggregation relevant information comprises: the corresponding relation of described carrier wave indication and carrier wave;
The corresponding carrier wave of measured value that UE reports in multicarrier system can, according to the corresponding relation of carrier wave indication and carrier wave, be determined in base station in the embodiment of the present invention 12.
The method, measurement report report method, relevant device and the system that provide photographic fixing really to ring the user of adjacent cell to the embodiment of the present invention are above described in detail, applied specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment is just for helping to understand method of the present invention and core concept thereof; , for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention meanwhile.
Claims (6)
1. a measurement report method of reseptance, is characterized in that, comprising:
Base station in service sector receives the measurement report that UE sends, described measurement report comprises: the ID of adjacent cell, Reference Signal Received Power (Reference Signal Received Power, RSRP) measured value and represent the carrier wave indication of the corresponding carrier wave of described RSRP measured value;
Described base station in service sector receives the carrier aggregation relevant information of the base station transmission of adjacent cell, and described carrier aggregation relevant information comprises: the corresponding relation of described carrier wave indication and carrier wave;
Described base station in service sector is the corresponding relation with carrier wave according to described carrier wave indication, determines the corresponding carrier wave of described RSRP measured value.
2. method according to claim 1, is characterized in that, further comprises:
From described carrier aggregation relevant information, obtaining described carrier wave indication also preserves with the corresponding relation of carrier wave.
3. method according to claim 1, is characterized in that, described RSRP measured value is RSPR measured value maximum in the RSRP measured value that obtains of described UE.
4. a base station, is characterized in that, comprising:
Measurement report receiving element, the measurement report sending for receiving user equipment (UE), described measurement report comprises: the ID of adjacent cell, Reference Signal Received Power (Reference Signal Received Power, RSRP) measured value and represent the carrier wave indication of the corresponding carrier wave of described RSRP measured value;
Carrier aggregation relevant information receiving element, the carrier aggregation relevant information sending for receiving the base station of adjacent cell, described carrier aggregation relevant information comprises: the corresponding relation of described carrier wave indication and carrier wave;
Determining unit, for the corresponding relation with carrier wave according to described carrier wave indication, determines the corresponding carrier wave of described RSRP measured value.
5. base station according to claim 4, is characterized in that, also comprises:
Storage unit, also preserves with the corresponding relation of carrier wave for obtain described carrier wave indication from described carrier aggregation relevant information.
6. base station according to claim 4, is characterized in that, described RSRP measured value is RSPR measured value maximum in the RSRP measured value that obtains of described UE.
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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 |
| US11737126B2 (en) | 2017-08-10 | 2023-08-22 | Beijing Xiaomi Mobile Software Co., Ltd. | Method and device for controlling interference |
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| CN1770908A (en) * | 2004-10-26 | 2006-05-10 | 大唐移动通信设备有限公司 | Method for increasing mobile station switching measurement accuracy and handoff control method |
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