CN101668307A - Method, system and equipment for communication - Google Patents

Abstract

The embodiment of the invention discloses a method, a system and equipment for communication. The method comprises that: an interface between an evolution base station eNB and an operation support system OSS is configured; and the eNB communicates with the OSS through the interface. The embodiment of the invention also discloses the evolution base station and the operation support system. By defining a signaling interface flow between the eNB and the OSS, the embodiment of the invention maintains a complete and effective adjacent cell list on the eNB, and reduces the probability of leaked allocation of adjacent cells, handover and PHY_ID conflict so as to improve switching success rate.

Description

A kind of method for communicating, system and equipment

Technical field

The present invention relates to communication technical field, particularly relate to method, system and the equipment of a kind of ANR of realization.

Background technology

Neighboring BS relationship is the key content of Radio Network System planning and optimization always, the adjacent section planning of early stage system is information such as artificial combining geographic information system, traffic model, mode, carry out the selection of site, so that can reach the system index requirement at aspects such as covering, throughput and quality.The foundation of neighboring BS relationship is mostly to be to set up on the basis of principle at neighboring BS relationship, in advance at RNC (radio network controller, Radio Network Controller) side has realized Neighboring Relation Table, RNC sending measuring control messages is handed down to UE (User Equipment with neighboring BS information then, subscriber equipment), in the adjacent area quality testing that the UE side customizes, be convenient to carry out switch decision.In realizing process of the present invention, the inventor finds: LTE (Long Term Evolution, Long Term Evolution) in the system, ANR (Automatic NeighborRelation, Automatic Neighboring Relation) function comprises Automatic Neighboring Relation foundation and maintenance etc., and this function depends on the cooperation between UE, eNB, the OSS (Operation support system, operational support system, OSS), prior art only provides the communication plan between UE and the eNB, therefore can't realize the ANR function.

Summary of the invention

The embodiment of the invention provides a kind of communication means, system and equipment, to be implemented in the ANR function among the SON.

For achieving the above object, the embodiment of the invention proposes a kind of communication means, comprising:

Interface between configuration evolution base station eNB and the operation support system OSS;

Described eNB communicates by described interface and described OSS.

The embodiment of the invention has also proposed a kind of communication system, comprising:

ENB, be used for by and OSS between interface initiatively send a request message to described OSS; And/or

By above-mentioned interface to described OSS return command response message.

Described OSS, be used for by and described eNB between interface send command messages to described eNB; And/or

Return request response by above-mentioned interface to described eNB.

The embodiment of the invention has also proposed a kind of evolution base station, comprising:

First configuration module is used to dispose the interface between eNB and the OSS, so that described eNB initiatively sends a request message to described OSS by described interface, and receives the request response that described OSS sends; Perhaps

Make described eNB receive the command messages that described OSS initiatively sends by described interface, concurrent losing one's life makes response message.

The embodiment of the invention has also proposed a kind of operational support system, OSS, comprising:

Second configuration module is used to dispose the interface between OSS and the eNB, so that described OSS initiatively sends a request message to described eNB by described interface, and receives the request response that described eNB sends; Perhaps

Make described OSS receive the command messages that described eNB initiatively sends by described interface, concurrent losing one's life makes response message.

Compared with prior art, the embodiment of the invention is by communicating by letter between eNB and the OSS, can realize the ANR function in the LTE system, in addition, eNB is by realizing automatically Neighboring Relation Table being carried out dynamic acquiring and maintaining with the communication process of OSS, and need not Neighboring Relation Table by human configuration inside, and then reduced the adjacent area leak join, probability that handover and PHY_ID conflict take place, thereby improve handover success rate.

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 kind of communication means flow chart of the embodiment of the invention one;

Fig. 2 is the power on method flow diagram of initial neighbor cell configuration of the eNB in the embodiment of the invention two;

Fig. 3 is the method flow diagram of a kind of ANR function in the embodiment of the invention three;

The method flow diagram that Fig. 4 closes for a kind of ANR function in the embodiment of the invention four;

The method flow diagram that Fig. 5 reports pattern to confirm for a kind of adjacent area in the embodiment of the invention five;

The method flow diagram of a kind of ANR operational mode of providing in the embodiment of the invention six is provided Fig. 6;

The method flow diagram of the another kind of ANR operational mode that provides in the embodiment of the invention seven is provided Fig. 7;

The method flow diagram of the another kind of ANR operational mode that provides in the embodiment of the invention eight is provided Fig. 8;

Fig. 9 is for setting up the method flow diagram of required target eNB IP of X2 link and port numbers request in the embodiment of the invention nine;

Figure 10 is the method flow diagram of the increase sub-district order in the OSS operation in the embodiment of the invention ten;

Figure 11 is the method flow diagram of the deletion sub-district order in the OSS operation in the embodiment of the invention 11;

Figure 12 is the method flow diagram of the modification sub-district order in the OSS operation in the embodiment of the invention 12;

Figure 13 is the method flow diagram of the indication of adjacent area PHY_ID conflict in the embodiment of the invention 13;

Figure 14 is the method flow diagram of adjacent area attribute configuration mistake indication in the embodiment of the invention 14;

Figure 15 is the method flow diagram that MO optimizes indication in the embodiment of the invention 15;

Figure 16 is a method flow diagram of inquiring about Cell Global Identity in the embodiment of the invention 16 among the ANR;

Figure 17 is a method flow diagram of inquiring about physical label in the embodiment of the invention 17 among the ANR;

Figure 18 is a kind of communication system architecture figure in the embodiment of the invention 18;

Figure 19 is a kind of communication apparatus structure figure in the inventive embodiments 19;

Figure 20 is the another kind of communication apparatus structure figure in the inventive embodiments 20.

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.

A kind of method flow diagram of realizing ANR of the embodiment of the invention one as shown in Figure 1, comprising:

Step S101, the interface between configuration evolution base station eNB and the operation support system OSS;

Step S102, eNB communicates by above-mentioned interface and OSS.

The method flow diagram of a kind of eNB neighbor cell configuration of the embodiment of the invention two as shown in Figure 2, comprising:

Step S201, eNB sends initial NRT (Neighbor Relation Table, Neighboring Relation Table) request message to OSS.。

Step S202, OSS generate initial Neighboring Cell List message according to the Neighboring Relation Table of self preserving, and send to eNB after receiving initial NRT request message.

Step S203, the NRT that eNB self preserves according to the initial Neighboring Cell List configuration that receives, the NRT that is about to read is written among the eNB, thereby finishes the configuration of NRT.If completed successfully the configuration of NRT, then eNB returns the response message of expression NRT configuration successful to OSS; Otherwise eNB returns the response message of expression NRT configuration failure to OSS, and carries failure cause in this message.

In the present embodiment, behind the eNB electrifying startup, by and OSS between mutual, the NRT that OSS is sent is written among the eNB, to preserve this NRT in eNB, in following embodiment, all preserves this NRT among the eNB.

Concrete, as shown in table 1, the M in the table 1 represents essential, O represents optional, and the preferable case that M in the table 1 and O provide for present embodiment.Above-mentioned explanation about M and O also is applicable to other embodiment of the present invention, will repeat no more.The information of the NRT that above-mentioned initial Neighboring Cell List message is carried can comprise following three seed cells:

(1) this cell ID LCI;

(2) adjacent cell ID TCI;

This neighbour's cell ID may further include physical label PHY_ID and Cell Global Identity CGI;

(3) attribute Attributes;

This attribute is the attribute of a relation of a selected sub-district and adjacent area, this attribute may further include the handoff relation No HO that whether can switch between this selected sub-district of expression and the adjacent area, represent that the link that whether can carry out X2 link establishment or use between sub-district that this is selected and the adjacent area concern NoX2, and represent that the deletion whether sub-district that this is selected and the neighboring BS relationship between the adjacent area can be deleted concerns No remove.

Table 1

??IE/Group?Name	??Presence
		??Message?Type	??M
??NRT
		??＞LCI	??M
??＞TCI	??M
		??＞＞PHY_ID	??M
??＞＞CGI	??M
		??＞Attributes	??M
??＞＞No?HO	??M
		??＞＞No?X2	??M
??＞＞No?remove	??M

Present embodiment can be applied to the scene that eNB powers on or starts, and the information that eNB provides according to OSS disposes NRT automatically and need not human configuration, eNB can with the communication process of other entities in use the NRT of this preservation.

A kind of method flow diagram that starts the ANR function in the embodiment of the invention three as shown in Figure 3, comprising:

Step S301, OSS sends ANR starting command message to eNB, and this message is used for indication and starts certain sub-district or some sub-district ANR function under the evolution base station.

Wherein, this ANR starting command message can be carried sub-district among the interim Neighboring Relation Table Temp NRT can be written to threshold value (can comprise switching times thresholding and/or handover success rate thresholding) among the NRT, and/or with sub-district deletion among the NRT and be written to threshold value (comprising switching times thresholding and/or handover success rate thresholding) among the Temp NRT; This message can also be carried MO (Mobile, mobility) and be optimized threshold value, deletion sense cycle information and Neighboring Cell List information synchronizing cycle.

Concrete, the neighboring BS relationship in the Neighboring Relation Table all is stable neighboring BS relationship, and the relation of some neighboring interval is unsettled relation, and these unsettled adjacent areas are can not be stored among the NRT, can only be stored among the Temp NRT.Sub-district in Temp NRT when this sub-district reaches the threshold value that can be written among the NRT, for example, when the switching times of this sub-district reaches the switching times threshold value, then is written to this sub-district among the NRT; When the sub-district among the NRT can't reach the sub-district among the Temp NRT is written to threshold value among the NRT, then can be with the deletion of the sub-district among the NRT, and the sub-district that will delete is written among the Temp NRT.When the sub-district among the Temp NRT does not reach the threshold value that is written among the NRT, can also carry out MO to the sub-district among this Temp NRT optimizes, when as long as the sub-district among the Temp NRT can reach the threshold value of this MO optimization, also this sub-district can be written among the NRT, and the threshold value that MO optimizes is lower than the threshold value that is written among the NRT, to improve the sub-district is written to success rate among the NRT.

Step S302, eNB are made as True with the ANR attribute of the sub-district of this message appointment after receiving this ANR starting command message, and can be further according to this message ANR be set and increase thresholding, ANR deletion thresholding and MO and optimize thresholding and Neighboring Cell List synchronizing cycle.

Concrete, this ANR attribute is among the NRT that is stored among the eNB.

Step S303, eNB returns response message to OSS.If ANR starts successfully, then eNB returns the successful response message of expression startup to OSS; Otherwise eNB returns the response message that expression starts failure to OSS, and can further carry failure cause in this response message.

Concrete, as shown in table 2, above-mentioned ANR starting command message comprises: Cell Global Identity tabulation CGIList, ANR increases threshold value ANR Add threshold, ANR deletion threshold value ANRDelete threshold, mobility is optimized threshold value MO threshold, deletion sense cycle RemoveMonitorPeriod and Neighboring Cell List NRTSynchronizationPeriod synchronizing cycle.Wherein, CGIList can comprise adjacent cell ID; ANR increases threshold value can comprise switching times thresholding HO Time and handover success rate thresholding HO SucessRate; ANR deletion threshold value can comprise deletion number of times thresholding HO Time and deletion success rate thresholding HO SucessRate.

Table 2

??IE/Group?Name	??Presence
		??Message?Type	??M
??CGIList	??M
		??＞CGI	??M
??ANR?Add?threshold	??M
		??＞HO?Time	??M
??＞HO?SucessRate	??M
		??ANR?Delete?threshold	??M
??＞HO?Time	??M
		??＞HO?SucessRate	??M
??MO?threshold	??M
		??RernoveMonitorPeriod	??M

??NRTSynchronizationPeriod

??M

OSS in the present embodiment can be the network capacity extension or change of address to the triggering reason that eNB sends the ANR starting command, perhaps the OSS performance index such as handover success rate that monitor some sub-district are lower than threshold value, above-mentioned triggering reason can also be to receive the ANR startup request that eNB sends, for example, when eNB is lower than threshold value in the performance index such as handover success rate that monitor some sub-district, determine to start the ANR function, then send ANR and start request message to OSS, OSS receives this request message, and sends the ANR starting command to eNB.

In the embodiment of the invention, eNB can active request or passive reception OSS instruction, thereby starts the ANR function.

A kind of method flow diagram of closing the ANR function in the embodiment of the invention in four as shown in Figure 4, comprising:

Step S401, OSS sends ANR shutdown command message to eNB, and this message is used to indicate the ANR function of the eNB sub-district that performance index are stable to close.Need to prove that OSS is stable or because other reasons when determining to close the ANR function of certain or some sub-districts, can send ANR shutdown command message in the performance index that monitor some sub-district.

Step S402, eNB determines the adjacent sub-district that relevant characters is stable according to the CGI information that the ANR shutdown command message that receives is carried, and the attribute of ANR that should the neighbour sub-district is made as False.

Step S403, eNB returns response message to OSS.If successfully close the ANR function, then eNB returns the response message that success is closed in expression to OSS; Otherwise eNB returns the response message of representing Fail-closed to OSS, and this message can be carried failure cause.

Concrete, as shown in table 3, above-mentioned ANR shutdown command message can comprise the Cell Global Identity tabulation, this Cell Global Identity tabulation further comprises adjacent cell ID.

Table 3

??IE/Group?Name	??Presence
		??Message?Type	??M
??CGIList	??M
		??＞CGI	??M

OSS in the present embodiment can send instruction to eNB, thereby make eNB close the ANR function of this sub-district under situations such as the performance index that monitor some sub-district are stable.

A kind of in the embodiment of the invention five confirms that the adjacent area reports the method flow diagram of pattern, and as shown in Figure 5, this method comprises the steps:

After step S501, eNB start the ANR function of certain or some adjacent areas, send the adjacent area to OSS and report mode request message, this message be used to ask this startup ANR function one or more adjacent areas report pattern.

Step S502, OSS returns response message to eNB, and this message is used to specify the pattern that reports of above-mentioned one or more adjacent areas.

Concrete, as shown in table 4, above-mentioned adjacent area reports mode request message to carry to report pattern Reportmod, this adjacent area to report pattern can be divided into three kinds of patterns, that is:

Pattern 1 (mod1): related cells comprises physical label tabulation PHY_IDList and reaches number of times and reports threshold value Query threshold; In pattern 1, PHY_ID the number that eNB gets access to new sub-district reaches this threshold value and promptly reports OSS, and this new sub-district is the new sub-district that UE (User Equipment, subscriber equipment) detected and reported eNB;

Pattern 2 (mod2): related cells comprises Cell Global Identity tabulation CGIList and reaches number of times and reports threshold value; In pattern 2, CGI the number that eNB gets access to new sub-district reaches this threshold value and promptly reports OSS;

Mode 3 (mod3): related cells comprises cell list CellList, can also comprise attribute Attributes; In mode 3, the PHY_ID that UE detects new sub-district reports eNB, and eNB indication UE reads this sub-district by eating dishes without rice or wine CGI reports OSS together with new PHY_ID and CGI then, and eNB also can report OSS with PHY_ID and CGI with three attributes.

Table 4

?IE/Group?Name	??Presence
		?Message?Type	??M
?Reportmod	??M
		?＞mod1
?＞＞PHY_IDList	??M
		?＞＞Query?threshold	??M
?＞mod2	??M
		?＞＞CGIList	??M
?＞＞Query?threshold	??M
		?＞mod3
?＞＞CellList	??M
		?＞＞Attributes	??O

Below will introduce the process that three kinds of adjacent areas of above-mentioned application report mode operation ANR respectively by embodiment six to eight.

It is pattern 1 that the adjacent area that can provide a kind of method of ANR operational mode to relate in the embodiment of the invention six reports pattern, and as shown in Figure 6, this method comprises:

Step S601, UE detect new PHY_ID and promptly report eNB.

Step S602, eNB read the measurement report that UE reports and get access to new PHY_ID, comprise information such as detected new PHY_ID of UE and signal quality in the measurement report that UE reports.

When step S603, the number of times of being inquired about when this new sub-district reached certain threshold value, the PHY_ID of the sub-district that eNB is new with this reported OSS, and promptly eNB sends the Cell Global Identity request message to OSS.

Step S604, OSS inquire the CGI of this sub-district correspondence, after returning CGI information or judging each property value of this sub-district, new sub-district are added in the NRT table of eNB, and return new cell global cell ID request response to eNB.

Concrete, as shown in table 5, above-mentioned Cell Global Identity request message can comprise: physical label tabulation PHY_IDList, this physical label tabulation further comprises physical label.

Table 5

??IE/Group?Name	??Presence
		??Message?Type	??M
??PHY_IDList
		??＞PHY_ID	??M

As shown in table 6, above-mentioned Cell Global Identity request response can comprise: new cell list, this new cell list further comprises physical label, three sub-cells of Cell Global Identity and attribute, this attribute is the attribute of a relation of a selected sub-district and adjacent area, this attribute may further include the handoff relation No HO that whether can switch between this selected sub-district of expression and the adjacent area, represent that the link that whether can carry out X2 link establishment or use between sub-district that this is selected and the adjacent area concern No X2, and represent that the deletion whether sub-district that this is selected and the neighboring BS relationship between the adjacent area can be deleted concerns No remove.

Table 6

??IE/Group?Name	??Presence
		??Message?Type	??M

??NewCellList
		??＞CGI	??M
??＞PHY_ID	??M
		??＞Attributes
??＞＞No?HO	??M
		??＞＞No?X2	??M
??＞＞No?remove	??M

It is pattern 2 that the adjacent area that can also provide the method for another kind of ANR operational mode to relate in the embodiment of the invention seven reports pattern, and as shown in Figure 7, this method comprises:

Step S701, eNB get access to the historical handover information of adjacent sub-district, and this history handover information comprises information such as new CGI and cell type, the time of staying.

When step S702, the number of times of being inquired about when this new sub-district reached certain threshold value, the CGI of the sub-district that eNB is new with this reported OSS, and promptly eNB sends new sub-district physical label request message to OSS.

Step S703, OSS inquire the PHY_ID of this sub-district correspondence, and judge each property value of this sub-district, new sub-district are added in the NRT table of eNB, and return the physical label request response of new sub-district to eNB.

Concrete, as shown in table 7, above-mentioned new sub-district physical label request message can comprise: Cell Global Identity tabulation CGIList, this Cell Global Identity tabulation further comprises Cell Global Identity.

Table 7

??IE/Group?Name	??Presence
		??Message?Type	??M
??CGIList
		??＞CGI	??M

Concrete, as shown in table 8, above-mentioned new sub-district physical label request response is carried new cell list, this new cell list can comprise physical label, three sub-cells of Cell Global Identity and attribute, this attribute is the attribute of a relation of a selected sub-district and adjacent area, this attribute may further include the handoff relation No HO that whether can switch between this selected sub-district of expression and the adjacent area, represent that the link that whether can carry out X2 link establishment or use between sub-district that this is selected and the adjacent area concern NoX2, and represent that the deletion whether sub-district that this is selected and the neighboring BS relationship between the adjacent area can be deleted concerns No remove.

Table 8

??IE/Group?Name	??Presence
		??Message?Type	??M
??NewCellList
		??＞CGI	??M
??＞PHY_ID	??M
		??＞Attributes
??＞＞No?HO	??M
		??＞＞No?X2	??M
??＞＞No?remove	??M

It is mode 3 that the adjacent area that can also provide the method for another kind of ANR operational mode to relate in the embodiment of the invention eight reports pattern, as shown in Figure 8, comprising:

Step S801, UE reports eNB with the PHY_ID of detected new sub-district.

Step S802, eNB read the PHY_ID in the measurement report, can also read the information such as signal quality of new sub-district in the measurement report.

Step S803, eNB indication UE reads the CGI of this sub-district correspondence by eating dishes without rice or wine.

Step S804, UE reports eNB with the CGI that reads.

When step S805, the number of times of being inquired about when this new sub-district reached certain threshold value, the CGI and the PHY_ ID of the sub-district that eNB is new with this reported OSS, make determined property by OSS, and promptly eNB sends new cell report message to OSS.

Perhaps, eNB is by determining each property value of its neighboring BS relationship to the statistics of the switching times of this sub-district and handover success rate, and this attribute is increased in the Neighboring Cell List, then new cell attribute request message sent to OSS.

Step S806, OSS returns new cell attribute request response to eNB.

Concrete, as shown in table 9, above-mentioned new cell report message is carried cell list CellList, this cell list can comprise physical label, three sub-cells of Cell Global Identity and attribute, this attribute is the attribute of a relation of a selected sub-district and adjacent area, this attribute may further include the handoff relation No HO that whether can switch between this selected sub-district of expression and the adjacent area, represent that the link that whether can carry out X2 link establishment or use between sub-district that this is selected and the adjacent area concern No X2, and represent that the deletion whether sub-district that this is selected and the neighboring BS relationship between the adjacent area can be deleted concerns No remove.

Table 9

??IE/Group?Name	??Presence
		??Message?Type	??M
??CellList
		??＞PHY_ID	??M
??＞CGI	??M
		??＞Attributes
??＞＞No?HO	??O
		??＞＞No?X2	??O
??＞＞No?remove	??O

Concrete, as shown in table 10, above-mentioned new cell attribute request message can comprise: new cell list NewCellList, this new cell list further comprises physical label and Cell Global Identity.

Table 10

??IE/Group?Name	??Presence
		??Message?Type	??M
??NewCellList
		??＞PHY_ID	??M
??＞CGI	??M

Concrete, as shown in table 11, above-mentioned new cell attribute request response is carried new cell list, this new cell list further comprises physical label, three sub-cells of Cell Global Identity and attribute, this attribute is the attribute of a relation of a selected sub-district and adjacent area, this attribute may further include the handoff relation No HO that whether can switch between this selected sub-district of expression and the adjacent area, represent that the link that whether can carry out X2 link establishment or use between sub-district that this is selected and the adjacent area concern No X2, and represent that the deletion whether sub-district that this is selected and the neighboring BS relationship between the adjacent area can be deleted concerns No remove.

Table 11

??IE/Group?Name	??Presence
		??Message?Type	??M
??NewCellList

??＞CGI	??M
		??＞PHY_ID	??M
??＞Attributes
		??＞＞No?HO	??M
??＞＞No?X2	??M
		??＞＞No?remove	??M

As seen, in the foregoing description five to embodiment eight,, realize reporting of adjacent area pattern, thereby be written among this NRT, leak the probability that allocation is given birth to reduce the adjacent area with leaking the neighboring BS relationship of joining among the NRT that preserves among the eNB by between OSS and eNB, communicating.

The method flow diagram of setting up required target eNB IP of X2 link and port numbers request in the embodiment of the invention nine as shown in Figure 9, comprising:

Step S901, when the current X2 link number of having set up does not reach the X2 link and can build the number maximum, if satisfy under the situation that X2 sets up principle, eNB can send the IP address of query aim eNB and the request message of port numbers to OSS, sets up thereby trigger automatic X2 physical link.

Concrete, when the signal of eNB goes wrong or fault, make this eNB can't satisfy the demand of signal, then need the information transfer on this eNB to other eNB (for example eNB1), when between eNB and eNB1, communicating, need set up an X2 link between eNB and eNB1, eNB and eNB1 then communicate by the X2 link.Concerning eNB, eNB can determine with the number that other eNB communicates the while, along with this number of development of technology will constantly become big, but always have a maximum, when the X2 link number that has only current eNB to set up does not reach and can build the number maximum to the X2 link, just may trigger the foundation of new X2 link.In addition, when the X2 link establishment, also need to satisfy the principle of setting up of X2, this principle comprises that X2 link number does not reach to the X2 link and can build the number maximum, can also comprise the operation strategy of operator etc.

Concrete, as shown in table 12, above-mentioned request message carries target Cell Global Identity TargetCGI, and this target Cell Global Identity can comprise physical label.

Table 12

??IE/Group?Name	??Presence
		??Message?Type	??M
??Target?CGI	??M

??＞PHY_ID

??M

Step S902 after OSS receives request message, sends to eNB with response message.

Concrete, as shown in table 13, the signaling of this response message comprises the IP address Target eNB IP of target eNB and the port numbers of target eNB.

Table 13

??IE/Group?Name	??Presence
		??Message?Type	??M
??Target?eNB?IP	??M
		??Target?eNB?port	??M

As seen, in the embodiment of the invention,, can go wrong at the signal of eNB or fault, rebulid the link between an OSS and other eNB, and then guarantee normal communication process by between OSS and eNB, communicating.

In the communication process between OSS and eNB, need handle the neighboring BS relationship among the NRT, promptly revise the content of NRT, described eNB can upgrade the NRT that self preserves according to the message that OSS sends.The message that OSS sends can comprise increases new sub-district (information that is about to new sub-district is written among the NRT), sub-district among the deletion NRT, and the information etc. of revising sub-district among the NRT.Below will introduce the new sub-district of above-mentioned increase, deletion sub-district respectively, revise the three kinds of situations in sub-district by embodiment ten to 12.

The method flow diagram of the increase sub-district order in the OSS operation in the embodiment of the invention ten as shown in figure 10, comprising:

Step S1001, OSS issue the order that increases the sub-district to eNB.

Step S1002, after eNB receives the interpolation sub-district order that this OSS issues, eNB is according to PHY_ID, CGI and the corresponding cell attribute of the sub-district of the interpolation that wherein indicates, this record is added among the NRT, and carry out the PHY_ID collision detection, if find conflict, the conflict mark of all conflict sub-districts is set to True; If do not find conflict, the conflict mark that then increases the sub-district newly is set to False.End of operation, eNB sends response message to OSS.

Concrete, as shown in table 14, above-mentioned increase sub-district message comprises cell list, this cell list further comprises physical label, Cell Global Identity and attribute Attribute.This attribute is the attribute of a relation of a selected sub-district and adjacent area, this attribute may further include: represent the handoff relation No HO that whether can switch between sub-district that this is selected and the adjacent area, represent that the link that whether can carry out X2 link establishment or use between sub-district that this is selected and the adjacent area concern No X2, and represent that the deletion whether sub-district that this is selected and the neighboring BS relationship between the adjacent area can carry out concerns No remove.

Table 14

??IE/Group?Name	??Presence
		??Message?Type	??M
??CellList	??M
		??＞PHY_ID	??M
??＞CGI	??M
		??＞Attribute
??＞＞No?HO	??O
		??＞＞No?X2	??O
??＞＞No?remove	??O

The method flow diagram of the deletion sub-district order in the OSS operation in the embodiment of the invention 11 as shown in figure 11, comprising:

Step S1101, OSS issue the order of deletion sub-district to eNB

After step S1102, eNB received the deletion sub-district order that this OSS issues, eNB found record corresponding among the NRT according to the sub-district CGI that wherein indicates deletion, with this record deletion among the NRT, is put among the TempNRT.After the deletion, carry out PHY_ID conflict mark and detect, be set to the sub-district of Ture,, its conflict mark changed be made as False if there is not conflict now for the conflict mark.End of operation, eNB sends response message to OSS.

Concrete, as shown in Table 15, the signaling of this deletion sub-district message comprises the Cell Global Identity tabulation, this Cell Global Identity tabulation can comprise this sub-cell of Cell Global Identity.

Table 15

??IE/Group?Name	??Presence
		??Message?Type	??M
??CGIList
		??＞CGI	??M

The method flow diagram of the modification sub-district in the OSS operation in the embodiment of the invention 12 as shown in figure 12, comprising:

Step S1201, OSS issue the order of revising the sub-district to eNB.

After step S1202, eNB received the order of the modification sub-district that OSS issues, eNB found record corresponding among the NRT according to the sub-district CGI that wherein indicates modification, according to the attribute that indicates modification in the order, the attribute that this record will be revised was made amendment again.Modification finishes, and carries out the PHY_ID collision detection, with this record deletion among the NRT, is put among the TempNRT.After the deletion, carry out PHY_ID conflict mark and detect, if find conflict, the conflict mark of all conflict sub-districts is set to True; Otherwise the conflict mark that increases the sub-district newly is set to False.End of operation, eNB sends response message to OSS.

Concrete, shown in table 16, this modification sub-district message is carried cell list, and this cell list comprises Cell Global Identity and attribute.Wherein, attribute is the attribute of a relation of a selected sub-district and adjacent area, this attribute may further include: represent the handoff relation No HO that whether can switch between sub-district that this is selected and the adjacent area, represent that the link that whether can carry out X2 link establishment or use between sub-district that this is selected and the adjacent area concern No X2, and represent that the deletion whether sub-district that this is selected and the neighboring BS relationship between the adjacent area can be deleted concerns No remove.

Table 16

??IE/Group?Name	??Presence
		??Message?Type	??M
??CellList
		??＞CGI	??M
??＞Attribute
		??＞＞No?HO	??O
??＞＞No?X2	??O
		??＞＞No?remove	??O

In the foregoing description ten to embodiment 12,, can realize the content modification of the NRT that eNB preserves self, need not human configuration and can finish operations such as the increase of sub-district among the NRT, deletion, modification by between OSS and eNB, communicating.

The method flow diagram of the indication of the adjacent area PHY_ID conflict in the embodiment of the invention 13 as shown in figure 13, comprising:

Step S1301, eNB detect the PHY_ID conflict, send physical label conflict Indication message to OSS.

Concrete, in embodiment ten to embodiment 12, all need carry out PHY_ID conflict mark and detect, this PHY_ID conflict has two identical PHY_ID for eNB detects among the NRT.

Step S1302, OSS return physical label conflict indication response message and show and receive the conflict Indication message.OSS liquidates after cam follower shows that the situation of message is handled, and will solve conflict indication problem by the operation that increases, deletes, revises the NRT table.OSS is informed in according to the physical label conflict Indication message of receiving two identical PHY_ID among the NRT, OSS can make amendment to the cell information of two identical PHY_ID of conflict, promptly revise the information of one of them sub-district at least, to solve the situation that two identical PHY_ID are arranged among the NRT.

Concrete, shown in table 17, this physical label conflict Indication message carries cell list, and this cell list can comprise physical label and Cell Global Identity tabulation, and this Cell Global Identity tabulation further comprises Cell Global Identity.

Table 17

??IE/Group?Name	??Presence
		??Message?Type	??M
??CellList
		??＞PHY_ID	??M
??＞CGIList
		??＞＞CGI	??M

Present embodiment can reduce the probability that PHY_ID conflict in adjacent area takes place by communicating between OSS and the eNB, thereby improves handover success rate.

The method flow diagram of the adjacent area attribute configuration mistake indication in the embodiment of the invention 14 as shown in figure 14, comprising:

Step S1401, eNB detect NRT attribute configuration mistake, and promptly the association attributes of the strongest sub-district that reports of UE in the NRT table is set as True, and then eNB sends attribute configuration mistake Indication message to OSS.

Step S1402, OSS return response message and show and receive attribute configuration mistake Indication message.When OSS handles attribute configuration mistake indication situation, solve attribute configuration mistake indication problem by increasing, delete, revise the NRT operation.

Concrete, the attribute that eNB detects certain sub-district among the NRT is wrong, but the correlation attribute value of this sub-district still is set as True in NRT, then the attribute configuration of this sub-district is wrong, at this moment, OSS can handle the sub-district of attribute configuration mistake, and the correlation attribute value that is about to this sub-district is made as False.

Concrete, shown in table 18, the signaling of this attribute configuration mistake Indication message is carried cell list, and this cell list can comprise Cell Global Identity and attribute.Wherein, attribute is the attribute of a relation of a selected sub-district and adjacent area, can comprise the handoff relation No HO that whether can switch between this selected sub-district of expression and the adjacent area, represent that the link that whether can carry out X2 link establishment or use between sub-district that this is selected and the adjacent area concern No X2, represent that the deletion whether sub-district that this is selected and the neighboring BS relationship between the adjacent area can be deleted concerns No remove.

Table 18

??IE/Group?Name	??Presence
		??MessageType	??M
??CellList
		??＞PHY_ID	??M
??＞CGI	??M
		??＞Attribute	??M
??＞＞No?HO	??O
		??＞＞No?X2	??O
??＞＞No?remove	??O

Present embodiment can reduce the adjacent area and leak the probability of joining by communicating between OSS and the eNB, thereby improves handover success rate.

MO in the embodiment of the invention 15 optimizes the method flow diagram of indication, as shown in figure 15, comprising:

Step S1501, eNB detect MO and optimize failure, promptly the sub-district that is judged to the adjacent area are carried out still not reaching target handover success rate threshold value after MO optimizes, and then eNB sends MO optimization failure Indication message to OSS.

Step S1502, OSS return MO and optimize failure response message and show and receive that MO optimizes the failure Indication message.After OSS optimizes the indication situation and handles MO, can be by increasing, deletion, revising operation such as NRT and solve MO and optimize the indication problem of failing.

Concrete, what store in NRT is stable neighboring BS relationship, unsettled neighboring BS relationship then is stored among the Temp NRT, sub-district among the Temp NRT will enter among the NRT, need reach the threshold value that can be written among the NRT, for example, when the switching times of this sub-district reaches the switching times threshold value, then this sub-district is written among the NRT.When the sub-district among the Temp NRT does not reach the threshold value that is written among the NRT, can also carry out MO to the sub-district among this Temp NRT optimizes, when as long as the sub-district among the Temp NRT can reach the threshold value of this MO optimization, also this sub-district can be written among the NRT, and the threshold value that MO optimizes is lower than the threshold value that is written among the NRT, to improve the sub-district is written to success rate among the NRT.When the sub-district among the Temp NRT also can't reach the threshold value of MO optimization, illustrate that then MO optimizes failure.OSS receives after MO optimizes the indication of failure, after will entering sub-district among the NRT and handle this, can solve by the association attributes of revising this sub-district among the Temp NRT.

Concrete, shown in table 19, this MO optimizes the signaling of failure Indication message and carries cell list, and this cell list comprises Cell Global Identity and physical label.

Table 19

??IE/Group?Name	??Presence
		??MessageType	??M
??CellList
		??＞PHY_ID	??M
??＞CGI	??M

As seen, in the present embodiment,,, thereby improve handover success rate with the probability of minimizing handover by between OSS and eNB, communicating.

A kind of method of inquiring about Cell Global Identity in NRT that provides in the embodiment of the invention 16 as shown in figure 16, comprising:

Step S1601, eNB sends the physical label of new sub-district to OSS, and sends new cell global cell ID request message to OSS.

Step S1602, the physical label of this new sub-district of OSS basis is inquired about the Cell Global Identity of this new sub-district, and returns new cell global cell ID request response to eNB.

Concrete, shown in table 20, the signaling of this new cell global cell ID request message is carried physics identification list PHY_IDList, and this physical label tabulation can comprise physical label.

Table 20

??IE/Group?Name	??Presence
		??Message?Type	??M
??PHY_IDList
		??＞PHY_ID	??M

Concrete, shown in table 21, the signaling of this new cell global cell ID request response is carried new cell list, and this new cell list can comprise physical label, Cell Global Identity.

Table 21

??IE/Group?Name	??Presence
		??Message?Type	??M
??NewCellList
		??＞CGI	??M
??＞PHY_ID	??M

As seen, in the present embodiment, by communicating between OSS and the eNB, can inquire about the Cell Global Identity of new sub-district, and then can in NRT, increase the information of new sub-district according to the physical label of new sub-district.

A kind of method of inquiring about physical label in NRT that provides in the embodiment of the invention 17 as shown in figure 17, comprising:

Step S1701, eNB sends the Cell Global Identity of new sub-district to OSS, and sends new sub-district physical label request message to OSS.

Step S1702, the Cell Global Identity of this new sub-district of OSS basis is inquired about the physical label of this new sub-district, and returns the physical label request response of new sub-district to eNB.

Concrete, shown in table 22, the signaling of this new sub-district physical label request message is carried the Cell Global Identity tabulation, and this Cell Global Identity tabulation comprises Cell Global Identity.

Table 22

??IE/Group?Name	??Presence
		??Message?Type	??M
??CGIList
		??＞CGI	??M

Concrete, shown in table 23, the signaling of this new sub-district physical label request response is carried new cell list, and this new cell list can comprise physical label, Cell Global Identity.

Table 23

??IE/Group?Name	??Presence
		??Message?Type	??M
??NewCellList

??＞CGI	??M
		??＞PHY_ID	??M

As seen, in the present embodiment, by communicating between OSS and the eNB, can inquire about the physical label of new sub-district, and then can in NRT, increase the information of new sub-district according to the Cell Global Identity of new sub-district.

As shown in figure 18, there is the Y interface of configuration in a kind of system construction drawing of realizing ANR in the embodiment of the invention 18 between eNB10 and the OSS20, this system comprises:

ENB10, be used for by and OSS20 between interface initiatively to OSS20 send active request message and/or by above-mentioned interface to OSS20 return command response message.

OSS20, be used for by and eNB between interface send command messages to eNB10, and/or return request response to eNB10 by above-mentioned interface.

Based on the invention described above method embodiment, eNB10 sends active request message to OSS20 and can comprise: the request message of NRT request message, ANR starting command message, the IP address that reports mode request message, query aim eNB and port numbers, physical label conflict Indication message, attribute configuration mistake Indication message and MO optimize one or more in the failure Indication message; OSS20 sends active request message to eNB10 and can comprise: one or more in ANR starting command message, ANR close message and the variation sub-district message.

The embodiment of the invention 19 provides a kind of evolution base station eNB, this eNB be provided with and OSS between interface, and communicate by letter with OSS by this interface.As shown in figure 19, this eNB30 comprises first configuration module 300, this module is used to dispose the interface between eNB30 and the OSS40, and then eNB30 can initiatively send a request message to above-mentioned OSS40 by above-mentioned interface, and receives the request response that above-mentioned OSS40 sends; ENB30 can also receive the command messages that above-mentioned OSS40 initiatively sends by above-mentioned interface, and concurrent losing one's life makes response message.

The embodiment of the invention 20 provides a kind of OSS, this OSS be provided with and eNB between interface, and communicate by letter with eNB by this interface.As shown in figure 20, this OSS40 comprises second configuration module 400, and this module is used to dispose the interface between OSS40 and the eNB30, and then OSS40 initiatively sends a request message to above-mentioned eNB30 by above-mentioned interface, and receives the request response that above-mentioned eNB30 sends; OSS40 can also receive the command messages that above-mentioned eNB30 initiatively sends by above-mentioned interface, and concurrent losing one's life makes response message.

The related communication process of system that the foregoing description 19 to 21 provides and equipment can be participated in the inventive method embodiment, repeats no more herein.

Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by hardware, also can realize by the mode that software adds necessary general hardware platform.Based on such understanding, technical scheme of the present invention can embody with the form of software product, it (can be CD-ROM that this software product can be stored in a non-volatile memory medium, USB flash disk, portable hard drive etc.) in, comprise some instructions with so that computer equipment (can be personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.

The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be looked protection scope of the present invention.

Claims (21)

1, a kind of communication means is characterized in that, comprising:

Interface between configuration evolution base station eNB and the operation support system OSS;

Described eNB communicates by described interface and described OSS.

2, the method for claim 1 is characterized in that, described eNB communicates by described interface and described OSS and comprises:

Described eNB initiatively sends a request message to described OSS, and receives the request response that described OSS sends; Perhaps,

Described eNB receives the command messages that described OSS initiatively sends, and concurrent losing one's life makes response message.

3, method as claimed in claim 2 is characterized in that, described request message asks NRT to dispose initialized initial Neighboring Relation Table NRT request message for being used to, and this method also comprises:

Described eNB is configured the NRT that self preserves according to the initial adjacent area list information that the described request response message carries.

4, method as claimed in claim 2 is characterized in that, described command messages is to be used for the ANR starting command message that order eNB starts Automatic Neighboring Relation ANR function, and this method also comprises;

Described eNB is made as true True according to described ANR starting command message with the attribute of the ANR of respective cell.

5, method as claimed in claim 2 is characterized in that, described eNB receives before the ANR starting command message that described OSS initiatively sends, and also comprises:

Described eNB sends the startup request message that is used to ask to start certain sub-district ANR function.

6, method as claimed in claim 2 is characterized in that, described command messages is when being used for the described eNB of order and closing the ANR close message of ANR function, and this method also comprises:

Described eNB is made as False according to described ANR close message with the attribute of the ANR of adjacent sub-district.

7, method as claimed in claim 2 is characterized in that, when described request message was inquired about Cell Global Identity for being used for request, this method also comprised:

Described OSS obtains described Cell Global Identity according to the new sub-district physical label that receives.

8, method as claimed in claim 2 is characterized in that, when described request message was inquired about physical label for being used for request, this method also comprised:

Described OSS obtains described new sub-district physical label according to the Cell Global Identity that receives.

9, method as claimed in claim 2 is characterized in that, described request message is when being used for adjacent area that the acquisition request adjacent area reports pattern and reporting mode request message, and this method also comprises:

Described eNB reads and preserves the adjacent area that described response message carries and reports pattern.

10, method as claimed in claim 9, it is characterized in that, it is that eNB gets access to number of times that UE detects the new sub-district physical label report and reaches certain thresholding and promptly report OSS that described adjacent area reports pattern, and then described request message is to carry the Cell Global Identity request message of new sub-district physical label; The described request response message is the Cell Global Identity request response of carrying the Cell Global Identity corresponding with described new sub-district physical label.

11, method as claimed in claim 9, it is characterized in that, it is that number of times that eNB gets access to the Cell Global Identity CGI of new sub-district reaches certain thresholding and promptly reports OSS that described adjacent area reports pattern, and then described request message is to carry the physical label request message of Cell Global Identity; The described request response message is that the described eNB of physical label request response that carries with described Cell Global Identity corresponding district physical label receives the physical label request response that described OSS returns to described eNB according to described physical label request message.

12, method as claimed in claim 9, it is characterized in that it is that the PHY_ID that UE detects new sub-district reports eNB that described adjacent area reports pattern, eNB indication UE reads the CGI of this sub-district by eating dishes without rice or wine, before described eNB sent a request message, this method also comprised:

The measurement report that eNB reports according to UE obtains new PHY_ID, and obtains the CGI corresponding with described PHY_ID that described UE provides;

Described request message is to carry the new cell attribute request message of described PHY_ID and described CGI;

The described request response message is the new cell attribute request response of carrying new cell list.

13, method as claimed in claim 2, it is characterized in that, described request message eNB sends IP address and the port numbers that is used for query aim eNB to OSS, when described eNB detects current X2 link number and does not reach maximum and can build X2 link number, according to X2 link establishment principle, send the address response that the described eNB of described request message receives the target eNB that described OSS returns according to described request message.

14, method as claimed in claim 2 is characterized in that, described command messages is used for the described eNB of order to be upgraded the NRT that self preserves, and then eNB sends before the command response message, and this method also comprises:

Described eNB upgrades the NRT that self preserves according to described command messages.

15, method as claimed in claim 14 is characterized in that, described eNB sends before the command response message, and described method also comprises:

Described eNB detects PHY_ID conflict mark;

If described eNB finds conflict, the conflict mark of the sub-district of then conflicting is set to True; Otherwise the conflict mark that changes the sub-district is set to False.

16, method as claimed in claim 2, it is characterized in that, described request message eNB sends to OSS and is used to indicate physical label to clash physical label conflict Indication message, and/or indication NRT attribute configuration mistake, and/or indicate mobile MO to optimize failure, then the described request response message is used to represent that described OSS knows the instruction content cell list of described request message, and 2 sub-cells of physical label and Cell Global Identity tabulation are arranged under the described cell list.

17, a kind of communication system is characterized in that, comprising:

ENB, be used for by and OSS between interface initiatively send a request message to described OSS; And/or pass through above-mentioned interface to described OSS return command response message.

Described OSS, be used for by and described eNB between interface send command messages to described eNB; And/or return request response to described eNB by above-mentioned interface.

18, system as claimed in claim 17 is characterized in that, described request message comprises:

NRT request message, ANR starting command message, the IP address that reports mode request message, query aim eNB and port numbers request message, physical label conflict Indication message, attribute configuration mistake Indication message and MO optimize one or more in the failure Indication message.

19, system as claimed in claim 17 is characterized in that, described command messages comprises:

In ANR starting command message, ANR close message and the variation sub-district message one or more.

20, a kind of evolution base station eNB is characterized in that, comprising:

First configuration module is used to dispose the interface between eNB and the OSS, so that described eNB initiatively sends a request message to described OSS by described interface, and receives the request response that described OSS sends; Perhaps

Make described eNB receive the command messages that described OSS initiatively sends by described interface, concurrent losing one's life makes response message.

21, a kind of operation support system OSS is characterized in that, comprising:

Second configuration module is used to dispose the interface between OSS and the eNB, so that described OSS initiatively sends a request message to described eNB by described interface, and receives the request response that described eNB sends; Perhaps

Make described OSS receive the command messages that described eNB initiatively sends by described interface, concurrent losing one's life makes response message.

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