CN104254090B - A kind of method, terminal, base station and system realizing Automatic Neighboring Relation and establishing - Google Patents
A kind of method, terminal, base station and system realizing Automatic Neighboring Relation and establishing Download PDFInfo
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- CN104254090B CN104254090B CN201310257142.1A CN201310257142A CN104254090B CN 104254090 B CN104254090 B CN 104254090B CN 201310257142 A CN201310257142 A CN 201310257142A CN 104254090 B CN104254090 B CN 104254090B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/18—Management of setup rejection or failure
Abstract
The invention discloses a kind of methods realizing Automatic Neighboring Relation ANR and establishing, when determining that the reason of triggering re-establishes is Radio Link Failure, whether the Cell Global Identification CGI for comparing source cell is consistent with the CGI for the cell for re-establishing selection, in the CGI for re-establishing addition source cell in request message for being sent to network side when inconsistent, when unanimously and having the CGI reported not successfully, in the CGI for adding in request message and reporting not successfully that re-establishes for being sent to network side, and request message is re-established described in and initiates re-establishing to network side.The present invention further simultaneously discloses a kind of terminal, base station and system that automatic adjacent section pass is established.Using technical solution of the present invention, it can realize that ANR function improves network switching success rate, reduce cutting off rate, improve overall performance of network effectively supplemented with the ANR function in current agreement by carrying CGI in re-establishing request message.
Description
Technical field
The present invention relates to mobile communication technology more particularly to a kind of method, terminals, base realizing Automatic Neighboring Relation and establishing
It stands and system.
Background technique
In a wireless communication system, in order to reduce the burden of operator's manual administration neighboring BS relationship, operator be proposed from
Dynamic neighboring BS relationship (ANR, Automatic Neighbor Relation) function.ANR function management Neighboring Relation Table,
In ANR function, existing adjacent area detection function also has adjacent area to delete function, wherein adjacent area detection function is for finding adjacent area simultaneously
And increase to adjacent area in Neighboring Relation Table, it is for deleting out-of-date neighboring BS relationship that function is deleted in adjacent area；Delete function in adjacent area
A kind of inside of base station behavior can be belonged to, and adjacent area detection function needs base station (eNB) and terminal (UE, User Equipment) to hand over
Mutually complete.In practical application, ANR function is Cell Global Identification (CGI, the Cell by detecting and reporting Target cell
Global Identifier) mode realize the addition and management of neighboring BS relationship.The inspection of CGI defined in agreement at present
It surveys and reporting schemes is as shown in Figure 1, UE sends measurement report relevant to Target cell B to base station, the measurement report includes
The Physical Cell Identifier code (PCI, Physical CellIdentifier) of Target cell B, but do not include CGI；When base station receives
After the measurement report comprising PCI sent to UE, base station indicates that UE reads the CGI information of cell corresponding with the PCI, that is, reads
Take the CGI information of Target cell B；When UE detects the CGI of Target cell B, the CGI that UE will test is reported to base station, base
It stands when determining the new discovery adjacent area i.e. Target cell B not in the neighbor list according to CGI information, is added and be added to adjacent area pass
Series of tables, to complete ANR function.Here, in order to realize ANR function, base station needs to dispatch suitable Idle state to allow UE
The broadcast message of Target cell B is read, in order to which UE obtains CGI from the broadcast message of Target cell B.
ANR function is realized according to above scheme, it is understood that there may be following problems:
1) UE needs to enter the broadcast message that Idle state reads Target cell, and then obtains CGI information, still, if UE
It does not support to enter Idle state function, or since business limitation UE cannot be introduced into Idle state, is then unable to complete the acquisition of CGI, ANR
Function is unable to complete；
If 2) UE completes the acquisition of CGI, but because radio link problem is without reporting success during reporting,
ANR function is also unable to complete.
3) it may also lead to ANR function there are also some reasons to be unable to complete, such as: allocation problem.
Due to the presence of problem above, ANR function is caused to be unable to complete, so that Automatic Neighboring Relation can not be established, if
There is no neighboring BS relationship, UE can not be switched over, and also cannot achieve the coordination or elimination of adjacent area interference, in this case, UE
It can generally re-establish.
Summary of the invention
In view of this, the main purpose of the present invention is to provide it is a kind of realize Automatic Neighboring Relation establish method, terminal,
Base station and system are able to achieve the foundation of Automatic Neighboring Relation, improve network switching success rate, reduce cutting off rate.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
The present invention provides a kind of methods realizing Automatic Neighboring Relation and establishing, which comprises
When determining triggering the reason of re-establishing for Radio Link Failure, compares the CGI of source cell and re-establish the small of selection
Whether the CGI in area is consistent, in the CGI for re-establishing addition source cell in request message for being sent to network side when inconsistent, unanimously
And when having the CGI reported not successfully, in the CGI for adding in request message and reporting not successfully that re-establishes for being sent to network side, and
Re-establishing to network side is initiated by the request message that re-establishes.
In above scheme, the method also includes:
Cell and the CGI re-established in request message that selection is re-established described in the network side is determining are corresponding small
When area is without neighboring BS relationship, neighboring BS relationship addition is carried out.
In above scheme, the progress neighboring BS relationship addition includes:
It is described when re-establishing the cell that selects as source cell, it is small that the corresponding cell of the CGI reported not successfully is added to source
The Neighboring Relation Table in area；
It is described when re-establishing the cell selected not for source cell, source cell is added to the adjacent area for re-establishing the cell of selection
Relation list.
In above scheme, the reason of determining triggering re-establishes for before Radio Link Failure, the method also includes:
Receive network side transmission reports CGI to indicate, does not report CGI or CGI is reported to fail.
The present invention also provides a kind of terminal, the terminal includes the first determining module, first judgment module, the first decision
Module and sending module；Wherein,
First determining module, for determining whether the reason of triggering re-establishes is Radio Link Failure；
Whether the first judgment module, the CGI for comparing source cell are consistent with the CGI for the cell for re-establishing selection；
First decision-making module, when the CGI for the CGI in source cell and the cell for re-establishing selection is inconsistent,
Be sent to network side re-establishes the CGI that source cell is added in request message；The CGI of source cell with re-establish the cell of selection
CGI it is consistent and when having the CGI reported not successfully, reported not successfully in the addition in request message that re-establishes for being sent to network side
CGI；
The sending module, for re-establishing request message to network side transmission.
In above scheme, first determining module, be also used to receive network side transmission report CGI to indicate, not
When reporting CGI or CGI being reported to fail, determine whether the reason of triggering re-establishes is Radio Link Failure.
The present invention also provides a kind of base station, the base station includes receiving module, the second judgment module and the second decision model
Block；Wherein,
The receiving module re-establishes request message for receiving；
Second judgment module, for judging that the cell for re-establishing selection re-establishes in request message with described
Whether the corresponding cell of CGI has neighboring BS relationship；
Second decision-making module, for carrying out neighboring BS relationship addition.
In above scheme, second decision-making module, be also used to it is described re-establish the cell that selects as source cell when, will
The corresponding cell of the CGI reported not successfully is added to the Neighboring Relation Table of source cell；
It is described re-establish the cell that selects not for source cell when, source cell is added to the neighbour for re-establishing the cell of selection
Cell relation list.
The present invention also provides a kind of systems realizing Automatic Neighboring Relation and establishing, and the system comprises terminals and base station；
Wherein,
The terminal, when for determining the reason of triggering re-establishes as Radio Link Failure, compare the CGI of source cell with again
Whether the CGI for establishing the cell of selection consistent, when inconsistent be sent to network side re-establish in request message add source it is small
The CGI in area when unanimously and having the CGI reported not successfully, is added not successfully being sent to re-establishing in request message for network side
The CGI reported, and re-establish request message described in and initiate re-establishing to network side；
The base station, the cell for re-establishing selection described in determination are corresponding with the CGI re-established in request message
Cell without neighboring BS relationship when, carry out neighboring BS relationship addition.
In above scheme, the terminal is terminal described above；The base station is base station described above.
Method, terminal, base station and the system provided by the present invention realizing Automatic Neighboring Relation and establishing, determines that triggering is rebuild
When vertical reason is Radio Link Failure, whether the CGI of the CGI for comparing source cell and the cell for re-establishing selection is consistent, different
In the CGI for re-establishing addition source cell in request message for being sent to network side when cause, unanimously and there is the CGI reported not successfully
When, in the CGI for adding in request message and reporting not successfully that re-establishes for being sent to network side, and request is re-established described in and is disappeared
Breath initiates re-establishing to network side.In this way, the present invention can cannot achieve in existing ANR function or occur during realization
When problem, establishing certainly for Automatic Neighboring Relation is realized by carrying necessary CGI in re-establishing request message.When because of terminal
The reasons such as self reason or Radio Link Failure and when ANR function being caused to cannot achieve, can be by disappearing re-establishing request
CGI is carried in breath to realize ANR function, thus effectively supplemented with the ANR function in current agreement, it is successful to network switching is improved
Rate, reduction cutting off rate, promotion overall performance of network have very big benefit.In addition, technical solution of the present invention is particularly suitable for
In the process for carrying out ANR foundation, because terminal reports to base station the application scenarios of CGI failure caused by Radio Link reason.
Detailed description of the invention
Fig. 1 is that ANR function defined in existing specification realizes schematic diagram；
Fig. 2 is the implementation process schematic diagram that the embodiment of the present invention realizes Automatic Neighboring Relation method for building up；
Fig. 3 is the embodiment of the present invention by re-establishing implementation process schematic diagram of the request message to base station transmission CGI；
Fig. 4 be base station of the embodiment of the present invention receive re-establish request message after complete ANR function flow diagram；
Fig. 5 is the composed structure schematic diagram for the terminal that the embodiment of the present invention realizes that Automatic Neighboring Relation is established；
Fig. 6 is the composed structure schematic diagram for the base station that the embodiment of the present invention realizes that Automatic Neighboring Relation is established；
Fig. 7 is the composed structure schematic diagram for the system that the embodiment of the present invention realizes that Automatic Neighboring Relation is established.
Specific embodiment
With reference to the accompanying drawing and specific embodiment the present invention is further described in more detail.
Fig. 2 is the implementation process schematic diagram that the embodiment of the present invention realizes Automatic Neighboring Relation method for building up, as shown in Fig. 2,
Method includes the following steps:
Step 201: when determining that the reason of triggering re-establishes is Radio Link Failure, comparing the global cell identification of source cell
Whether code CGI is consistent with the CGI for the cell for re-establishing selection, is being sent to the re-establishing in request message of network side when inconsistent
The CGI of source cell is added to add when unanimously and having the CGI reported not successfully being sent to re-establishing in request message for network side
Add the CGI reported not successfully；
Step 202: re-establishing to network side is initiated by the request message that re-establishes.
Here, the network side can be base station.
It here, can also be simultaneously to source when whether the CGI of relatively source cell is consistent with the CGI for the cell for re-establishing selection
The PCI of cell is compared with the PCI for the cell for re-establishing selection, the PCI and CGI of source cell and the cell that re-establishes
When PCI and CGI inconsistent, in the CGI, the PCI of source cell for re-establishing addition source cell in request message for being sent to network side
It is consistent with CGI and the PCI for re-establishing cell and CGI and when having the CGI reported not successfully, in the weight for being sent to network side
Establish the CGI for adding in request message and reporting not successfully.
Here, when the PCI of the source cell is consistent with the PCI for the cell for re-establishing selection, the CGI of source cell with it is described heavy
It is not necessarily consistent to establish cell CGI；When the CGI of source cell is consistent with the CGI for the cell for re-establishing selection, the source cell
PCI is centainly consistent with the PCI for the cell for re-establishing selection.
Further, this method further include:
Cell and the CGI re-established in request message that selection is re-established described in the network side is determining are corresponding small
When area is without neighboring BS relationship, neighboring BS relationship addition is carried out.
Specifically, the progress neighboring BS relationship, which adds, includes:
It is described when re-establishing the cell that selects as source cell, it is small that the corresponding cell of the CGI reported not successfully is added to source
The Neighboring Relation Table in area；
It is described when re-establishing the cell selected not for source cell, source cell is added to the adjacent area for re-establishing the cell of selection
Relation list.
Further, before the reason of determining triggering re-establishes is Radio Link Failure, the method also includes:
Receive network side transmission reports CGI to indicate, does not report CGI or CGI is reported to fail.
Here, whether the reason of present invention is re-established firstly the need of judgement is Radio Link Failure, and then comparison re-establishes
Whether the CGI of cell and source cell consistent, according to comparing result be further determined whether re-establish request in carry CGI and
How CGI is carried, and last base station determines whether to carry out neighboring BS relationship foundation according to the CGI carried in request is re-established.
Fig. 3 is the embodiment of the present invention by re-establishing request message to the implementation process schematic diagram of base station transmission CGI, is such as schemed
Shown in 3, the process the following steps are included:
Step 301: when carrying out ANR process, terminal, which judges whether there is the CGI reported not successfully, to be existed, if so, executing
Step 302, if not provided, executing step 303；
Specifically, terminal is according to whether receive the CGI measurement task that base station issues, to determine whether carrying out ANR stream
Journey；When terminal receives the CGI measurement task that base station issues, it is judged to carrying out ANR process.
Step 302: terminal saves the CGI reported not successfully, then executes step 303；
Step 303: terminal, which judges whether there is, re-establishes generation, if so, step 304 is executed, if not provided, executing step
311；
Step 304: terminal judges whether the reason of triggering re-establishes is Radio Link Failure, if so, executing step
305；If not, executing step 310；
Step 305: terminal saves source cell PCI and CGI, and carries out cell selection, then executes step 306；
Here, the cell that carries out selects to refer to that is carried out when re-establishing re-establishes cell selection.
Step 306: it compares PCI, CGI of source cell and whether PCI, the CGI for re-establishing cell is consistent, if inconsistent,
Execute step 307；If consistent, step 308 is executed；
Here, when the PCI of the source cell is consistent with the PCI for the cell for re-establishing selection, the CGI of source cell with it is described heavy
It is not necessarily consistent to establish cell CGI；When the CGI of source cell is consistent with the CGI for the cell for re-establishing selection, the source cell
PCI is centainly consistent with the PCI for the cell for re-establishing selection.
Step 307: carrying source cell CGI in re-establishing request message, then initiate to re-establish process；
Step 308: the CGI reported not successfully is judged whether there is, if so, step 309 is executed, if not provided, executing step
Rapid 310；
Step 309: being carried in re-establishing request and report CGI not successfully, then initiate to re-establish process；
Step 310: initiation re-establishes process；
Step 311: currently processed process terminates.
Fig. 4 be base station of the embodiment of the present invention receive re-establish request message after complete ANR function implementation process signal
Figure, as shown in figure 4, the process the following steps are included:
Step 401: base station, which receives, re-establishes request message, then executes step 402；
Here, it is to re-establish request message by what terminal was sent that base station received, which re-establishes request message,.
Step 402: closing the adjacent area that base station judged whether there is and re-established cell corresponding to the CGI carried in request message
System, if not provided, executing step 403；If so, thening follow the steps 404；
Step 403: neighboring BS relationship addition is carried out according to ANR strategy；
Here, described when re-establishing the cell that selects as source cell, the corresponding cell of the CGI reported not successfully is added to
The Neighboring Relation Table of source cell；It is described when re-establishing the cell selected not for source cell, source cell is added to and re-establishes choosing
The Neighboring Relation Table for the cell selected.
Step 404: currently processed process terminates.
Fig. 5 is the composed structure schematic diagram for the terminal that the embodiment of the present invention realizes that Automatic Neighboring Relation is established, such as Fig. 5 institute
Show, the terminal includes the first determining module 51, first judgment module 52, the first decision-making module 53 and sending module 54；Wherein,
First determining module 51, for determining whether the reason of triggering re-establishes is Radio Link Failure；
The first judgment module 52, for compare the CGI of source cell and the cell for re-establishing selection CGI whether one
It causes；
First decision-making module 53, when the CGI for the CGI in source cell and the cell for re-establishing selection is inconsistent,
In the CGI for re-establishing addition source cell in request message for being sent to network side；The CGI of source cell with re-establish the small of selection
The CGI in area is consistent and when having the CGI reported not successfully, adds on failed being sent to re-establishing in request message for network side
The CGI of report；
The sending module 54, for re-establishing request message to network side transmission.
Specifically, the terminal further includes the first determining module 51, be also used to receive network side transmission report CGI
Instruction when not reporting CGI or CGI being reported to fail, determines whether the reason of triggering re-establishes is Radio Link Failure.
Here, the terminal can be mobile phone or be tablet computer or be the terminals such as smart television.
Fig. 6 is the composed structure schematic diagram for the base station that the embodiment of the present invention realizes that Automatic Neighboring Relation is established, such as Fig. 6 institute
Show, the base station includes receiving module 61, the second judgment module 62 and the second decision-making module 63；Wherein,
The receiving module 61 re-establishes request message for receiving；
Second judgment module 62, for judging that the cell for re-establishing selection re-establishes in request message with described
The corresponding cell of CGI whether have neighboring BS relationship；
Second decision-making module 63, for carrying out neighboring BS relationship addition.
Specifically, second decision-making module 63 is also used to,
It is described re-establish the cell that selects as source cell when, the corresponding cell of the CGI reported not successfully is added to source
The Neighboring Relation Table of cell；
It is described re-establish the cell that selects not for source cell when, source cell is added to the neighbour for re-establishing the cell of selection
Cell relation list.
Fig. 7 is the composed structure schematic diagram for the system that the embodiment of the present invention realizes that Automatic Neighboring Relation is established, such as Fig. 7 institute
Show, which includes terminal 71 and base station 72；Wherein,
The terminal 71, when for determining the reason of triggering re-establishes as Radio Link Failure, compare the CGI of source cell with
Whether the CGI for re-establishing the cell of selection is consistent, and source is added in request message being sent to re-establishing for network side when inconsistent
The CGI of cell, it is consistent and when having the CGI reported not successfully, be sent to network side re-establish added in request message not at
The CGI that function reports, and re-establish request message described in and initiate re-establishing to network side；
The base station 72, for re-established described in determination selection cell and CGI pairs re-established in request message
When the cell answered is without neighboring BS relationship, neighboring BS relationship addition is carried out.
That is, the terminal 71 is for judging whether to re-establish；The reason of being re-established according to triggering re-establishes
The state of cell and while re-establishing generation terminal judges whether to add CGI in re-establishing request message；The base station 72
CGI and Neighboring Relation Table for being reported according to the terminal 71 judge whether to neighboring BS relationship addition.Here, the end
The state at end includes whether the terminal is carrying out whether ANR process and the terminal have the CGI reported not successfully.
The terminal is to support by re-establishing the terminal for realizing that Automatic Neighboring Relation is established, concrete composition structural representation
Figure is as shown in Figure 5；The base station is to support by re-establishing the base station for realizing that Automatic Neighboring Relation is established, concrete composition structure
Schematic diagram is as shown in Figure 6.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.
Claims (10)
1. a kind of method realizing Automatic Neighboring Relation ANR and establishing, which is characterized in that the described method includes:
When determining that the reason of triggering re-establishes is Radio Link Failure, compares the Cell Global Identification CGI of source cell and rebuild
Whether the CGI of the cell of vertical selection is consistent, and source cell is added in request message being sent to re-establishing for network side when inconsistent
CGI, it is consistent and when having the CGI reported not successfully, added on failed being sent to re-establishing in request message for network side
The CGI of report, and re-establish request message described in and initiate re-establishing to network side.
2. the method according to claim 1, wherein the method also includes:
The network side determine described in re-establish the cell cell corresponding with the CGI re-established in request message of selection without
When neighboring BS relationship, neighboring BS relationship addition is carried out.
3. according to the method described in claim 2, it is characterized in that, progress neighboring BS relationship addition includes:
It is described when re-establishing the cell that selects as source cell, the corresponding cell of the CGI reported not successfully is added to source cell
Neighboring Relation Table；
It is described when re-establishing the cell selected not for source cell, source cell is added to the neighboring BS relationship for re-establishing the cell of selection
List.
4. method according to any one of claims 1 to 3, which is characterized in that the determination triggers the reason of re-establishing and is
Before Radio Link Failure, the method also includes:
Receive network side transmission reports CGI to indicate, does not report CGI or CGI is reported to fail.
5. a kind of terminal, which is characterized in that the terminal includes the first determining module, first judgment module, the first decision-making module
And sending module；Wherein,
First determining module, for determining whether the reason of triggering re-establishes is Radio Link Failure；
Whether the first judgment module, the CGI for comparing source cell are consistent with the CGI for the cell for re-establishing selection；
First decision-making module is being sent when the CGI for the CGI in source cell and the cell for re-establishing selection is inconsistent
To the CGI for re-establishing addition source cell in request message of network side；CGI in source cell and the cell that re-establishes selection
CGI is consistent and when having the CGI reported not successfully, is being sent to re-establishing to add in request message and reporting not successfully for network side
CGI；
The sending module, for re-establishing request message to network side transmission.
6. terminal according to claim 5, which is characterized in that first determining module is also used to receiving network
What side was sent reports CGI to indicate, when not reporting CGI or CGI being reported to fail, determines whether the reason of triggering re-establishes is radio chains
Road failure.
7. a kind of base station, which is characterized in that the base station includes receiving module, the second judgment module and the second decision-making module；Its
In,
The receiving module re-establishes request message for receiving；The request message that re-establishes includes to report not successfully
CGI；
Second judgment module, for judging the cell for re-establishing selection and the CGI re-established in request message
Whether corresponding cell has neighboring BS relationship；
Second decision-making module, for carrying out neighboring BS relationship addition.
8. base station according to claim 7, which is characterized in that second decision-making module is also used to re-establish described
When the cell selected is source cell, the corresponding cell of the CGI reported not successfully is added to the Neighboring Relation Table of source cell；
It is described re-establish the cell that selects not for source cell when, the adjacent area that source cell is added to the cell for re-establishing selection is closed
Series of tables.
9. a kind of system realizing Automatic Neighboring Relation ANR and establishing, which is characterized in that the system comprises terminals and base station；Its
In,
The terminal when for determining the reason of triggering re-establishes as Radio Link Failure, comparing the CGI of source cell and re-establishing
Whether the CGI of the cell of selection consistent, and source cell is added in request message being sent to re-establishing for network side when inconsistent
CGI when unanimously and having the CGI reported not successfully, is reported not successfully in the addition in request message that re-establishes for being sent to network side
CGI, and re-establish request message by described and initiate re-establishing to network side；
The base station, the cell and the CGI re-established in request message for re-establishing selection described in determination are corresponding small
When area is without neighboring BS relationship, neighboring BS relationship addition is carried out.
10. system according to claim 9, which is characterized in that the terminal is terminal described in claim 5 or 6；Institute
Stating base station is base station described in claim 7 or 8.
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| CN201310257142.1A CN104254090B (en) | 2013-06-25 | 2013-06-25 | A kind of method, terminal, base station and system realizing Automatic Neighboring Relation and establishing |
| PCT/CN2014/079022 WO2014206179A1 (en) | 2013-06-25 | 2014-05-30 | Method, terminal, base station and system, and storage medium for implementing automatic neighbor relation establishment |
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| CN201310257142.1A CN104254090B (en) | 2013-06-25 | 2013-06-25 | A kind of method, terminal, base station and system realizing Automatic Neighboring Relation and establishing |
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| CN107864481B (en) * | 2016-09-22 | 2022-08-16 | 中兴通讯股份有限公司 | Neighbor cell optimization method, device and base station |
| US20180288675A1 (en) * | 2016-10-27 | 2018-10-04 | Telefonaktiebolaget Lm Ericsson (Publ) | Neighbor relation establishment in wireless communications networks |
| CN109379751B (en) * | 2017-08-11 | 2021-03-23 | 展讯通信（上海）有限公司 | Neighbor cell reporting method and device, readable storage medium, user equipment and base station |
| US11805455B2 (en) | 2018-08-08 | 2023-10-31 | Telefonaktiebolaget Lm Ericsson (Publ) | Cell global identifier, CGI, reporting of enhanced LTE (eLTE) cells |
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| CN104254090A (en) | 2014-12-31 |
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