CN104254090A - Method, terminal, base station and system capable of realizing automatic neighbor relation establishment - Google Patents
Method, terminal, base station and system capable of realizing automatic neighbor relation establishment Download PDFInfo
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- CN104254090A CN104254090A CN201310257142.1A CN201310257142A CN104254090A CN 104254090 A CN104254090 A CN 104254090A CN 201310257142 A CN201310257142 A CN 201310257142A CN 104254090 A CN104254090 A CN 104254090A
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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 method capable of realizing automatic neighbor relation establishment. When the cause of triggering re-establishment is determined to be wireless linkage failure, whether a cell global identification CGI of a source cell is consistent with CGI of a selected cell for re-establishment is contrasted, if not consistent, a re-establishment request message is added with the CGI of the source cell while being sent to the network side, if yes, and an unsuccessfully-reported CGI exists, the re-establishment request message is added with the unsuccessfully-reported CGI while being sent to the network side, and re-establishment of the network side is initiated through the re-establishment request message. The invention further discloses a terminal, a base station and a system capable of realizing automatic neighbor relation establishment. Through the method, the terminal, the base station and the system, the ANR function can be realized through adding the CGI to the re-establishment request message, the ANR function in a present protocol can be effectively supplemented, the network switching success rate is improved, the call drop rate is reduced, and integral network performance is improved.
Description
Technical field
The present invention relates to mobile communication technology, particularly relate to and a kind ofly realize method that Automatic Neighboring Relation sets up, terminal, base station and system.
Background technology
In a wireless communication system, in order to reduce the burden of operator's manual administration neighboring BS relationship, operator is proposed Automatic Neighboring Relation (ANR, Automatic Neighbor Relation) function.Neighboring Relation Table in ANR function management, in ANR function, and existing adjacent area measuring ability, also adjacent area delete function is had, wherein, adjacent area measuring ability is used to find adjacent area and be increased in Neighboring Relation Table by adjacent area, and adjacent area delete function is used to delete out-of-date neighboring BS relationship; Adjacent area delete function belongs to a kind of inside of base station behavior, and adjacent area measuring ability needs base station (eNB) and terminal (UE, User Equipment) to come alternately.In practical application, ANR function is by detecting and reporting the mode of the Cell Global Identification of Target cell (CGI, Cell Global Identifier) to realize the interpolation of neighboring BS relationship and management.The detection of the CGI defined in current agreement and reporting schemes are as shown in Figure 1, UE sends the measurement report relevant to Target cell B to base station, described measurement report comprises the Physical Cell Identifier code (PCI, Physical CellIdentifier) of Target cell B, but does not comprise CGI; When base station receive that UE sends comprise the measurement report of PCI after, base station instruction UE reads the CGI information of the community corresponding with described PCI, i.e. the CGI information of reading Target cell B; When UE detects the CGI of Target cell B, the CGI detected is reported base station by UE, base station according to CGI information determine described new discovery adjacent area and Target cell B not in the neighbor list time, added and be added to Neighboring Relation Table, thus completed ANR function.Here, in order to realize ANR function, base station needs to dispatch suitable Idle state to the broadcast allowing UE to read Target cell B, so that UE obtains CGI from the broadcast of Target cell B.
Realize ANR function according to such scheme, following problem may be there is:
1) UE needs to enter the broadcast that Idle state reads Target cell, and then obtains CGI information, but, if UE does not support to enter Idle state function, or because business restriction UE cannot enter Idle state, then cannot complete the acquisition of CGI, ANR function cannot complete;
2) if UE completes the acquisition of CGI, but do not report successfully because of radio link problem reporting in process, ANR function also cannot complete.
3) also have some reasons that ANR function also may be caused to complete, such as: allocation problem.
Due to the existence of above problem, cause ANR function to complete, thus Automatic Neighboring Relation cannot be set up, if do not have neighboring BS relationship, UE cannot switch, and also cannot realize coordination or the elimination of adjacent area interference, in this case, UE generally can re-establish.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of and realizes method that Automatic Neighboring Relation sets up, terminal, base station and system, can realize the foundation of Automatic Neighboring Relation, improve network handover success rate, reduces cutting off rate.
For achieving the above object, technical scheme of the present invention is achieved in that
The invention provides a kind of method realizing Automatic Neighboring Relation and set up, described method comprises:
When determining that triggering the reason re-established is Radio Link Failure, whether the CGI of reference source community is consistent with the CGI of the community re-establishing selection, re-establish in request message what be sent to network side the CGI adding cell-of-origin time inconsistent, consistent and when having the unsuccessful CGI reported, add the unsuccessful CGI reported being sent to re-establishing in request message of network side, and re-establish request message described in passing through and initiate re-establishing to network side.
In such scheme, described method also comprises:
Described network side determine described in when re-establishing the community corresponding with the described CGI re-established in request message, the community of selection without neighboring BS relationship, carry out neighboring BS relationship interpolation.
In such scheme, described in carry out neighboring BS relationship add comprise:
When the described community re-establishing selection is cell-of-origin, community corresponding for the unsuccessful CGI reported is added to the Neighboring Relation Table of cell-of-origin;
When the described community re-establishing selection is not cell-of-origin, cell-of-origin is added to the Neighboring Relation Table of the community re-establishing selection.
In such scheme, described determine that triggering the reason re-established is Radio Link Failure before, described method also comprises:
The CGI that reports receiving network side transmission indicates, and does not report CGI or reports CGI failure.
Present invention also offers a kind of terminal, described terminal comprises the first determination module, the first judge module, the first decision-making module and sending module; Wherein,
For determining, described first determination module, triggers whether the reason re-established is Radio Link Failure;
Described first judge module, whether the CGI for reference source community is consistent with the CGI of the community re-establishing selection;
Described first decision-making module, time inconsistent for the CGI in cell-of-origin and the CGI of community re-establishing selection, re-establishes in request message what be sent to network side the CGI adding cell-of-origin; CGI in cell-of-origin is consistent with the CGI of the community re-establishing selection and when having the unsuccessful CGI reported, and adds the unsuccessful CGI reported being sent to re-establishing in request message of network side;
Described sending module, re-establishes request message for sending to network side.
In such scheme, described first determination module, also for indicating at the CGI that reports receiving network side transmission, when not reporting CGI or report CGI failure, determines to trigger whether the reason re-established is Radio Link Failure.
Present invention also offers a kind of base station, described base station comprises receiver module, the second judge module and the second decision-making module; Wherein,
Described receiver module, re-establishes request message for receiving;
Described second judge module, whether the community corresponding with the described CGI re-established in request message, the community for re-establishing selection described in judging has neighboring BS relationship;
Described second decision-making module, for carrying out neighboring BS relationship interpolation.
In such scheme, described second decision-making module, also for when the described community re-establishing selection is cell-of-origin, adds the Neighboring Relation Table of cell-of-origin to by community corresponding for the unsuccessful CGI reported;
When the described community re-establishing selection is not cell-of-origin, cell-of-origin is added to the Neighboring Relation Table of the community re-establishing selection.
Present invention also offers a kind of system realizing Automatic Neighboring Relation and set up, described system comprises terminal and base station; Wherein,
Described terminal, during for determining that triggering the reason re-established is Radio Link Failure, whether the CGI of reference source community is consistent with the CGI of the community re-establishing selection, re-establish in request message what be sent to network side the CGI adding cell-of-origin time inconsistent, consistent and when having the unsuccessful CGI reported, add the unsuccessful CGI reported being sent to re-establishing in request message of network side, and re-establish request message described in passing through and initiate re-establishing to network side;
Described base station, when the community corresponding with the described CGI re-established in request message, the community for re-establishing selection described in determining is without neighboring BS relationship, carries out neighboring BS relationship interpolation.
In such scheme, described terminal is terminal mentioned above; Described base station is base station mentioned above.
Provided by the present inventionly realize method that Automatic Neighboring Relation sets up, terminal, base station and system, when determining that triggering the reason re-established is Radio Link Failure, whether the CGI of reference source community is consistent with the CGI of the community re-establishing selection, re-establish in request message what be sent to network side the CGI adding cell-of-origin time inconsistent, consistent and when having the unsuccessful CGI reported, add the unsuccessful CGI reported being sent to re-establishing in request message of network side, and re-establish request message described in passing through and initiate re-establishing to network side.So, the present invention can when existing ANR function cannot realize or go wrong in implementation procedure, by re-establish in request message carry necessary CGI realize Automatic Neighboring Relation from setting up.When causing ANR function to realize because of reasons such as terminal self reason or Radio Link Failure, can by carrying CGI and realize ANR function re-establishing in request message, thus the ANR function effectively supplemented in current agreement, there is very large benefit to raising network handover success rate, reduction cutting off rate, lifting overall performance of network.In addition, technical scheme of the present invention is particularly useful in the flow process of carrying out ANR foundation, and the terminal caused because of wireless link reason reports the application scenarios of CGI failure to base station.
Accompanying drawing explanation
Fig. 1 is the ANR functional realiey schematic diagram defined in existing specification;
Fig. 2 is the realization flow schematic diagram that the embodiment of the present invention realizes Automatic Neighboring Relation method for building up;
Fig. 3 is that the embodiment of the present invention is passed through to re-establish request message sends realization flow schematic diagram from CGI to base station;
Fig. 4 be embodiment of the present invention base station receive re-establish request message after complete the schematic flow sheet of ANR function;
Fig. 5 is the composition structural representation that the embodiment of the present invention realizes the terminal that Automatic Neighboring Relation is set up;
Fig. 6 is the composition structural representation that the embodiment of the present invention realizes the base station that Automatic Neighboring Relation is set up;
Fig. 7 is the composition structural representation that the embodiment of the present invention realizes the system that Automatic Neighboring Relation is set up.
Embodiment
Below in conjunction with drawings and the specific embodiments, the present invention is further described in more detail.
Fig. 2 is the realization flow schematic diagram that the embodiment of the present invention realizes Automatic Neighboring Relation method for building up, and as shown in Figure 2, the method comprises the following steps:
Step 201: when determining that triggering the reason re-established is Radio Link Failure, whether the Cell Global Identification CGI of reference source community is consistent with the CGI of the community re-establishing selection, re-establish in request message what be sent to network side the CGI adding cell-of-origin time inconsistent, consistent and when having the unsuccessful CGI reported, add the unsuccessful CGI reported being sent to re-establishing in request message of network side;
Step 202: initiate re-establishing to network side by the described request message that re-establishes.
Here, described network side can be base station.
Here, when whether the CGI in reference source community is consistent with the CGI of the community re-establishing selection, also can compare with the PCI of the community re-establishing selection the PCI of cell-of-origin simultaneously, when PCI and CGI of cell-of-origin and described PCI and CGI re-establishing community is inconsistent, the CGI adding cell-of-origin is re-established in request message what be sent to network side, PCI with CGI of cell-of-origin is all consistent with described PCI and CGI re-establishing community and when having the unsuccessful CGI reported, and adds the unsuccessful CGI reported being sent to re-establishing in request message of network side.
Here, when the PCI of described cell-of-origin is consistent with the PCI of the community re-establishing selection, the CGI of cell-of-origin is with described to re-establish community CGI not necessarily consistent; When the CGI of cell-of-origin is consistent with the CGI of the community re-establishing selection, the PCI of described cell-of-origin is necessarily consistent with the PCI of the community re-establishing selection.
Further, the method also comprises:
Described network side determine described in when re-establishing the community corresponding with the described CGI re-established in request message, the community of selection without neighboring BS relationship, carry out neighboring BS relationship interpolation.
Particularly, carry out neighboring BS relationship interpolation described in comprise:
When the described community re-establishing selection is cell-of-origin, community corresponding for the unsuccessful CGI reported is added to the Neighboring Relation Table of cell-of-origin;
When the described community re-establishing selection is not cell-of-origin, cell-of-origin is added to the Neighboring Relation Table of the community re-establishing selection.
Further, described determine that triggering the reason re-established is Radio Link Failure before, described method also comprises:
The CGI that reports receiving network side transmission indicates, and does not report CGI or reports CGI failure.
Here, first the present invention needs whether the reason judging to re-establish is Radio Link Failure, then whether with the CGI of cell-of-origin consistent in contrast if re-establishing community, whether determine further carry CGI and how to carry CGI re-establishing in request according to comparing result, last base station determines whether to carry out neighboring BS relationship foundation according to re-establishing the CGI carried in request.
Fig. 3 is that the embodiment of the present invention is passed through to re-establish request message sends realization flow schematic diagram from CGI to base station, and as shown in Figure 3, this flow process comprises the following steps:
Step 301: when carrying out ANR flow process, whether terminal judges has the unsuccessful CGI reported to exist, if had, performs step 302, if do not had, performs step 303;
Particularly, terminal measures task according to whether receiving the CGI that base station issues, and judges whether carrying out ANR flow process; When terminal receive CGI that base station issues measure task time, be judged to carrying out ANR flow process.
Step 302: terminal preserves the unsuccessful CGI reported, then performs step 303;
Step 303: whether terminal judges re-establishes generation, if had, performs step 304, if do not had, performs step 311;
Step 304: terminal judges triggers whether the reason re-established is Radio Link Failure, if so, performs step 305; If not, step 310 is performed;
Step 305: terminal preserves cell-of-origin PCI and CGI, and carries out community selection, then performs step 306;
Here, the community that re-establishes of carrying out described in selecting to carry out when referring to and re-establish in community is selected.
Step 306: whether PCI, CGI of contrast cell-of-origin be consistent with PCI, the CGI re-establishing community, if inconsistent, performs step 307; If consistent, perform step 308;
Here, when the PCI of described cell-of-origin is consistent with the PCI of the community re-establishing selection, the CGI of cell-of-origin is with described to re-establish community CGI not necessarily consistent; When the CGI of cell-of-origin is consistent with the CGI of the community re-establishing selection, the PCI of described cell-of-origin is necessarily consistent with the PCI of the community re-establishing selection.
Step 307: carry cell-of-origin CGI re-establishing in request message, then initiates to re-establish flow process;
Step 308: judge whether the unsuccessful CGI reported, if had, performs step 309, if do not had, performs step 310;
Step 309: unsuccessfully report CGI re-establishing in request to carry, then initiate to re-establish flow process;
Step 310: initiate to re-establish flow process;
Step 311: current handling process terminates.
Fig. 4 be embodiment of the present invention base station receive re-establish request message after complete the realization flow schematic diagram of ANR function, as shown in Figure 4, this flow process comprises the following steps:
Step 401: base station receives and re-establishes request message, then performs step 402;
Here, what base station received re-establish request message is sent by terminal re-establish request message.
Step 402: base station judges whether and the neighboring BS relationship re-establishing community corresponding to the CGI that carries in request message, if do not had, performs step 403; If had, then perform step 404;
Step 403: carry out neighboring BS relationship interpolation according to ANR strategy;
Here, described in re-establish selection community when being cell-of-origin, community corresponding for the unsuccessful CGI reported is added to the Neighboring Relation Table of cell-of-origin; When the described community re-establishing selection is not cell-of-origin, cell-of-origin is added to the Neighboring Relation Table of the community re-establishing selection.
Step 404: current handling process terminates.
Fig. 5 is the composition structural representation that the embodiment of the present invention realizes the terminal that Automatic Neighboring Relation is set up, and as shown in Figure 5, described terminal comprises the first determination module 51, first judge module 52, first decision-making module 53 and sending module 54; Wherein,
For determining, described first determination module 51, triggers whether the reason re-established is Radio Link Failure;
Described first judge module 52, whether the CGI for reference source community is consistent with the CGI of the community re-establishing selection;
Described first decision-making module 53, time inconsistent for the CGI in cell-of-origin and the CGI of community re-establishing selection, re-establishes in request message what be sent to network side the CGI adding cell-of-origin; CGI in cell-of-origin is consistent with the CGI of the community re-establishing selection and when having the unsuccessful CGI reported, and adds the unsuccessful CGI reported being sent to re-establishing in request message of network side;
Described sending module 54, re-establishes request message for sending to network side.
Particularly, described terminal also comprises the first determination module 51, also for indicating at the CGI that reports receiving network side transmission, when not reporting CGI or report CGI failure, determines to trigger whether the reason re-established is Radio Link Failure.
Here, described terminal can be mobile phone or for panel computer or be the terminal such as intelligent television.
Fig. 6 is the composition structural representation that the embodiment of the present invention realizes the base station that Automatic Neighboring Relation is set up, and as shown in Figure 6, described base station comprises receiver module 61, second judge module 62 and the second decision-making module 63; Wherein,
Described receiver module 61, re-establishes request message for receiving;
Described second judge module 62, whether the community corresponding with the described CGI re-established in request message, the community for re-establishing selection described in judging has neighboring BS relationship;
Described second decision-making module 63, for carrying out neighboring BS relationship interpolation.
Particularly, described second decision-making module 63 also for,
When the described community re-establishing selection is cell-of-origin, community corresponding for the unsuccessful CGI reported is added to the Neighboring Relation Table of cell-of-origin;
When the described community re-establishing selection is not cell-of-origin, cell-of-origin is added to the Neighboring Relation Table of the community re-establishing selection.
Fig. 7 is the composition structural representation that the embodiment of the present invention realizes the system that Automatic Neighboring Relation is set up, and as shown in Figure 7, this system comprises terminal 71 and base station 72; Wherein,
Described terminal 71, during for determining that triggering the reason re-established is Radio Link Failure, whether the CGI of reference source community is consistent with the CGI of the community re-establishing selection, re-establish in request message what be sent to network side the CGI adding cell-of-origin time inconsistent, consistent and when having the unsuccessful CGI reported, add the unsuccessful CGI reported being sent to re-establishing in request message of network side, and re-establish request message described in passing through and initiate re-establishing to network side;
Described base station 72, when the community corresponding with the described CGI re-established in request message, the community for re-establishing selection described in determining is without neighboring BS relationship, carries out neighboring BS relationship interpolation.
That is, described terminal 71 re-establishes for judging whether; According to trigger re-establish reason, re-establish community and re-establish generation time described terminal condition adjudgement whether add CGI re-establishing in request message; Described base station 72 judges whether to carry out neighboring BS relationship interpolation for the CGI that reports according to described terminal 71 and Neighboring Relation Table.Here, the state of described terminal comprises described terminal and whether is carrying out ANR flow process and whether described terminal has the unsuccessful CGI reported.
Described terminal is support that it specifically forms structural representation as shown in Figure 5 by re-establishing the terminal realizing Automatic Neighboring Relation and set up; Described base station is support that it specifically forms structural representation as shown in Figure 6 by re-establishing the base station realizing Automatic Neighboring Relation and set up.
The above, be only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention.
Claims (10)
1. realize the method that Automatic Neighboring Relation ANR sets up, it is characterized in that, described method comprises:
When determining that triggering the reason re-established is Radio Link Failure, whether the Cell Global Identification CGI of reference source community is consistent with the CGI of the community re-establishing selection, re-establish in request message what be sent to network side the CGI adding cell-of-origin time inconsistent, consistent and when having the unsuccessful CGI reported, add the unsuccessful CGI reported being sent to re-establishing in request message of network side, and re-establish request message described in passing through and initiate re-establishing to network side.
2. method according to claim 1, is characterized in that, described method also comprises:
Described network side determine described in when re-establishing the community corresponding with the described CGI re-established in request message, the community of selection without neighboring BS relationship, carry out neighboring BS relationship interpolation.
3. method according to claim 2, is characterized in that, described in carry out neighboring BS relationship add comprise:
When the described community re-establishing selection is cell-of-origin, community corresponding for the unsuccessful CGI reported is added to the Neighboring Relation Table of cell-of-origin;
When the described community re-establishing selection is not cell-of-origin, cell-of-origin is added to the Neighboring Relation Table of the community re-establishing selection.
4. the method according to any one of claims 1 to 3, is characterized in that, described determine that triggering the reason re-established is Radio Link Failure before, described method also comprises:
The CGI that reports receiving network side transmission indicates, and does not report CGI or reports CGI failure.
5. a terminal, is characterized in that, described terminal comprises the first determination module, the first judge module, the first decision-making module and sending module; Wherein,
For determining, described first determination module, triggers whether the reason re-established is Radio Link Failure;
Described first judge module, whether the CGI for reference source community is consistent with the CGI of the community re-establishing selection;
Described first decision-making module, time inconsistent for the CGI in cell-of-origin and the CGI of community re-establishing selection, re-establishes in request message what be sent to network side the CGI adding cell-of-origin; CGI in cell-of-origin is consistent with the CGI of the community re-establishing selection and when having the unsuccessful CGI reported, and adds the unsuccessful CGI reported being sent to re-establishing in request message of network side;
Described sending module, re-establishes request message for sending to network side.
6. terminal according to claim 5, is characterized in that, described first determination module, also for indicating at the CGI that reports receiving network side transmission, when not reporting CGI or report CGI failure, determines to trigger whether the reason re-established is Radio Link Failure.
7. a base station, is characterized in that, described base station comprises receiver module, the second judge module and the second decision-making module; Wherein,
Described receiver module, re-establishes request message for receiving;
Described second judge module, whether the community corresponding with the described CGI re-established in request message, the community for re-establishing selection described in judging has neighboring BS relationship;
Described second decision-making module, for carrying out neighboring BS relationship interpolation.
8. base station according to claim 7, is characterized in that, described second decision-making module, also for when the described community re-establishing selection is cell-of-origin, community corresponding for the unsuccessful CGI reported is added to the Neighboring Relation Table of cell-of-origin;
When the described community re-establishing selection is not cell-of-origin, cell-of-origin is added to the Neighboring Relation Table of the community re-establishing selection.
9. realize the system that Automatic Neighboring Relation ANR sets up, it is characterized in that, described system comprises terminal and base station; Wherein,
Described terminal, during for determining that triggering the reason re-established is Radio Link Failure, whether the CGI of reference source community is consistent with the CGI of the community re-establishing selection, re-establish in request message what be sent to network side the CGI adding cell-of-origin time inconsistent, consistent and when having the unsuccessful CGI reported, add the unsuccessful CGI reported being sent to re-establishing in request message of network side, and re-establish request message described in passing through and initiate re-establishing to network side;
Described base station, when the community corresponding with the described CGI re-established in request message, the community for re-establishing selection described in determining is without neighboring BS relationship, carries out neighboring BS relationship interpolation.
10. system according to claim 9, is characterized in that, described terminal is the terminal described in claim 5 or 6; Described base station is the 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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| CN101998466A (en) * | 2009-08-17 | 2011-03-30 | 中兴通讯股份有限公司 | Method and system for judging unexpected switched scene |
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| US20130003695A1 (en) * | 2011-06-30 | 2013-01-03 | Telefonaktiebolaget Lm Ericsson (Publ) | Handover in Relation to Cell Identity Ambiguity |
| US20130084892A1 (en) * | 2011-10-03 | 2013-04-04 | Oumer Teyeb | Methods and Arrangements for Proximity Detection |
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| CN107864481A (en) * | 2016-09-22 | 2018-03-30 | 中兴通讯股份有限公司 | Neighbor cell optimizing method, device and base station |
| CN109379751A (en) * | 2017-08-11 | 2019-02-22 | 展讯通信（上海）有限公司 | Adjacent area report method and device, readable storage medium storing program for executing, user equipment, base station |
| 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 |
Also Published As
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| CN104254090B (en) | 2019-06-21 |
| WO2014206179A1 (en) | 2014-12-31 |
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