CN101489240B - Method for implementing neighbor cell automatic configuration of mobile communication system, and system thereof - Google Patents
Method for implementing neighbor cell automatic configuration of mobile communication system, and system thereof Download PDFInfo
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- CN101489240B CN101489240B CN2008100564742A CN200810056474A CN101489240B CN 101489240 B CN101489240 B CN 101489240B CN 2008100564742 A CN2008100564742 A CN 2008100564742A CN 200810056474 A CN200810056474 A CN 200810056474A CN 101489240 B CN101489240 B CN 101489240B
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Abstract
The present invention discloses a method for realizing automatic configuration of adjacent cell of mobile communication system, wherein the method comprises the following steps: step 1, electrifying the household base station for actuating and executing adjacent cell information researching, and reporting the obtained adjacent cell information to a digital network controller; and step 2, matching the adjacent cell information with the local adjacent cell information by the digital network controller for obtaining the adjacent cell information which is successfully matched, and transmitting the successfully matched adjacent cell information as the actual adjacent cell information list of cell comprising the household base station to the mobile terminal. Compared with the prior art, the method according to the invention not only reduces the work capacity for manually configuring the adjacent cell relationship, but also furthest guarantee the correctness for configuring adjacent cell. Simultaneously the requirement of dynamic changing of adjacent cell relationship of network can be satisfied.
Description
Technical field
The present invention relates to mobile communication system, particularly relate to a kind of 3G and LTE (Long-TermEvolution, Long Term Evolution) base station from home (HNodeB (Home Node B in the mobile communication system, the base station from home node) or HeNB (Home eNode B, family expenses LTE base station)) realize adjacent area automatic configuration method and system thereof.
Background technology
In 3-G (Generation Three mobile communication system), the neighboring BS relationship of sub-district is to adopt the mode of human configuration to realize by background net management when the network planning.The correctness of neighboring BS relationship configuration directly has influence on finishing of portable terminal handoff functionality.Usually after human configuration is finished, can there be deviation, causes the generation that mismatches and leak the situation of joining with the neighboring BS relationship in the real network.
In the patent No. is 02110634.7 Chinese patent file, the method for automatic maintenance neighborlist in a kind of cdma system has been proposed.This method will make unlisted cell information in the travelling carriage reporting subdistrict Neighboring Cell List, through screening and the coupling to unlisted sub-district, obtain the adjacent area that network planning hourglass is joined, and miss-configured neighboring cells will be added in the Neighboring Cell List of sub-district.
In the patent No. is 03131825.8 Chinese patent file, a kind of automatic optimization method of realizing CDMA cellular mobile communcations system Neighboring Cell List has been proposed.This method is carried out statistic of classification by operation maintenance center to switch data; Switch, by the data structure records data; What the selection statistics number had comparative advantage from statistics is a kind of, participates in the judgement of follow-up adjacent area; In the statistics class and between the different statistics class, threshold value is set; According to switching statistics and dependent threshold, Neighboring Cell List configuration reasonability is implemented judgement, provide the optimization Neighboring Cell List; According to the automatic configuring adjacent cell of Neighboring Cell List after optimizing.Because this adjacent area optimization method in the optimizing neighbor list of realizing each sub-district, has been realized the adjacent area interworking between the sub-district based on the statistics of the switch data between all sub-districts, whole service district.This method is carried out exhaustive division to switch data, and carries out optimizing neighbor list according to classification back statistics, makes optimizing neighbor list more accurate.
In the patent No. is 03134779.7 Chinese patent file, a kind of automatic optimization method of neighboring BS relationship has been proposed, may further comprise the steps:
A) the BSS side joint is received Pilot Strength Measurement Message PSMM and the PPSMM that mobile station MS reports, and extracts pilot frequency intensity, pilot tone time delay, pilot set information from PSMM and PPSMM;
B) the system parameters allocation list of BSS side inquiry self is obtained the ID of the affiliated sector of each pilot tone;
C) sector ID information under pilot frequency intensity, pilot tone time delay, pilot set and each pilot tone of BSS side analysis collection is upgraded the neighboring BS relationship configuration.
Use this method and can realize to gather the whole network adjacent cell relation information, and adjust neighboring BS relationship automatically according to the information of collecting.
Provided the certain methods of neighboring BS relationship maintenance and Automatic Optimal in the above patent document.But because the introducing of HNodeB, base station number is more a lot of than will increase in the past, and it is unrealistic that the human configuration neighboring BS relationship has become.And HNodeB belongs to domestic type, its input or withdraw from operation state directly by user's decision, thereby neighboring BS relationship is dynamic change, this disposes the demand of having proposed all for the adjacent area automatically.
Present mode described in the prior remains by background net management human configuration neighboring BS relationship, just on this basis or the Neighboring Cell List that reports by portable terminal measurements, perhaps the modes such as switch data of adding up by webmaster realize the suitable optimization of Neighboring Cell List.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of realization mobile communication system adjacent area automatic configuration method and system thereof, is used for solving the prior art problem of configuring adjacent cell relation automatically.
To achieve these goals, the invention provides a kind of realization mobile communication system adjacent area automatic configuration method, it is characterized in that, comprising:
Step 1, base station from home electrifying startup are carried out neighboring BS information search, and with the adjacent zone information reporting that obtains to the digital network controller;
Step 2, described digital network controller mates described neighboring BS information and local neighboring BS information, obtain the neighboring BS information that the match is successful,, and be sent to portable terminal of the true neighboring BS information tabulation of the described neighboring BS information that the match is successful as sub-district, described base station from home place.
Described realization mobile communication system adjacent area automatic configuration method, wherein, in the described step 1, the step that described base station from home carries out the neighboring BS information search is specially:
Step 21 is that sliding window carries out the frequency search with the receiving slot in the radio frames scope, the information of each frequency in the record available frequency band, and this information is saved in the frequency tabulation after by the strong and weak ordering of signal;
Step 22 is chosen the maximum frequency of received signal intensity indication according to described frequency tabulation, and carry out Cell searching on each frequency of choosing, obtains described neighboring BS information.
Described realization mobile communication system adjacent area automatic configuration method wherein, in the described step 2, further comprises:
Described digital network controller obtains described local neighboring BS information and is kept at local step from the base station from home configuration server.
Described realization mobile communication system adjacent area automatic configuration method wherein, in the described step 2, further comprises:
Described base station from home configuration server carries out analysis-by-synthesis to the adjacent area data of the described base station from home of described digital network controller report in conjunction with historical data, generates the step of the neighboring BS information of described base station from home configuration server.
Described realization mobile communication system adjacent area automatic configuration method wherein, in the described step 2, further comprises:
Described digital network controller is issued to described portable terminal by measuring control messages with the described neighboring BS information that the match is successful, is carried out the step of nearby region measurement by described portable terminal.
Described realization mobile communication system adjacent area automatic configuration method wherein, in the described step 2, further comprises:
When described neighboring BS information took place dynamically to change, described digital network controller triggered the neighboring BS information updating steps, is specially:
Step 61, when described neighboring BS information took place dynamically to change, described digital network controller sent the described base station from home configuration server of message informing;
Step 62, described base station from home configuration server is searched for affected base station from home, and sends the neighboring BS information update inquiry information to the digital network controller at this affected base station from home place;
Step 63, the digital network controller at described place upgrades described local neighboring BS information, described true neighboring BS information tabulation according to described neighboring BS information update inquiry information.
To achieve these goals, the invention provides a kind of mobile communication system adjacent area system of configuration automatically that realizes, comprise portable terminal, base station from home, it is characterized in that, also comprise: the digital network controller;
Described base station from home is used for carrying out neighboring BS information search when electrifying startup, and with the adjacent zone information reporting that obtains to described digital network controller;
Described digital network controller, be used for described neighboring BS information and local neighboring BS information are mated, obtain the neighboring BS information that the match is successful,, and be sent to described portable terminal of the true neighboring BS information tabulation of the described neighboring BS information that the match is successful as sub-district, described base station from home place.
Described realization mobile communication system adjacent area is the system of configuration automatically, wherein, also comprises:
The base station from home configuration server, be used for providing described local neighboring BS information to described digital network controller, to the adjacent area data of the described base station from home of described digital network controller report, carry out analysis-by-synthesis in conjunction with historical data, generate the neighboring BS information of described base station from home configuration server.
Described realization mobile communication system adjacent area is the system of configuration automatically, wherein, described base station from home is preserved described neighboring BS information with the neighboring BS information tabulation, and described neighboring BS information comprises cell attribute and/or scrambling code information, and described cell attribute comprises the sub-district that macrocell and/or base station from home provide.
Described realization mobile communication system adjacent area is the system of configuration automatically, and wherein, described mobile communication system is 3G system or LTE system, and described base station from home is base station from home node or family expenses LTE base station.
Useful technique effect of the present invention:
Compared with prior art, adopt the inventive method, not only reduced human configuration neighboring BS relationship workload, also guarantee the correctness of neighbor cell configuration to greatest extent, can satisfy the demand of network neighboring BS relationship dynamic change simultaneously.
The present invention also is applicable to the HeNB of LTE system scene, difference is that there are certain difference in the system architecture of LTE and 3G system, DNC in the 3G system (Digital Network Controller, the digital network controller) and HCS (HNodeB Configuration Server, HNodeB configuration server) be operated maintenance server (Operation﹠amp; Maintenance Server, O﹠amp; M Server) substitutes.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Description of drawings
Fig. 1 is a 3G system architecture schematic diagram of the present invention;
Fig. 2 is the automatic configuration flow in adjacent area of the present invention;
Fig. 3 is that neighboring BS information of the present invention upgrades flow chart.
Embodiment
Below in conjunction with the drawings and specific embodiments technical scheme of the present invention is made further more detailed description.
As shown in Figure 1, be 3G system architecture schematic diagram of the present invention.Among this figure, based on the scene of base station from home HNodeB utilization in the 3G system, provide a kind of adjacent area system 100 of configuration automatically that realizes, this system 100 comprises portable terminal 10, HNodeB 20, DNC 30, HCS 40.
Carry out the adjacent area search during HNodeB 20 electrifying startups, in the HNodeB 20 electrifying startup processes, at first enter a kind of " UE receives pattern entirely ", HNodeB 20 does not temporarily open radio-frequency transmissions under this pattern, is similar to portable terminal 10 and enters the neighboring BS information search pattern; With a plurality of receiving slots (as 3～6) of acquiescence be sliding window in radio frames (as 5ms) scope, carry out repeatedly frequency search, note each frequency point information in the available frequency band, sorting according to the signal power is saved in during frequency tabulates; RSSI (Receive Signal Strength Indicator is chosen in tabulation according to frequency, the indication of received signal intensity) m maximum frequency, on each frequency, carry out Cell searching, determine that information such as cell attribute (macrocell or Home sub-district), scrambler are saved in the Neighboring Cell List; After all frequency search are finished, give DNC 30 with the effective adjacent zone information reporting on each frequency.
DNC 30 carries out the integrated decision-making neighboring BS information after receiving the neighboring BS information that HNodeB 20 reports, neighboring BS information and the DNC 30 local neighboring BS information of preserving that report are mated.
The local neighboring BS information of preserving is to obtain from HCS 40 in advance; And the neighboring BS information among the HCS 40 is the adjacent area data that report according to each HNodeB 20, is reported to HCS 40 through DNC 30, and (need finish the increase of newly-increased adjacent area and the deletion of long-term inoperative adjacent area) that generate according to the historical data analysis-by-synthesis.
By with upper type, DNC 30 generates dynamically Neighboring Cell List accurately in conjunction with the data that historical data and current HNodeB 20 report.
Because neighboring BS information around 20 of HNodeB just search in the electrifying startup process in normal course of operation, if dynamic change has taken place neighboring BS information, withdraws from operation such as certain HNodeB 20 sub-district, needs to trigger the neighboring BS information renewal this moment.Particularly:
When DNC 30 detect HNodeB 20 sub-districts be in withdraw from operation state for some time after, state is reported to HCS 40, HCS 40 finds all HNodeB sub-districts of adjacent area each other with this HNodeB 20, send neighboring BS information updating message (adjacent area of operation is withdrawed from deletion) to relevant DNC 30, DNC30 upgrades local neighboring BS information after receiving the adjacent area updating message, and returns acknowledge message to HCS 40.Follow-up measurement control messages is carried is Neighboring Cell List after upgrading.
In addition, when DNC 30 receives when in the neighboring BS information that HNodeB 20 reports new sub-district being arranged, DNC 30 also needs this cell information extracted and is transmitted to HCS 40, and HCS 40 judges whether more new database.
In based on the 3G system during scene of family expenses LTE base station HeNB utilization, realize that the system architecture of framework with based on the 20 utilization scenes of base station from home HNodeB in the 3G system time of the system 100 of configuration is similar automatically in the adjacent area.
As shown in Figure 2, be the automatic configuration flow in adjacent area of the present invention, this flow process has been described the adjacent area detailed implementation procedure of configuration automatically, in conjunction with Fig. 1, specifically comprises the steps:
Step S201 in the HNodeB 20 electrifying startup processes, at first enters " UE receives pattern entirely ";
In this step, under " UE receives pattern entirely ", HNodeB 20 does not temporarily open radio-frequency transmissions, is similar to portable terminal 10 and enters the neighboring BS information search pattern.
Step S202, HNodeB 20 with a plurality of receiving slots (as 3～6) of acquiescence be sliding window in radio frames (as 5ms) scope, carry out repeatedly frequency and search for;
In this step, repeatedly after the frequency search, note each frequency point information in the available frequency band, sorting according to the signal power is saved in the frequency tabulation.
Step S203, HNodeB 20 choose m frequency of RSSI maximum, carry out Cell searching on each frequency, obtain neighboring BS information; After the search of all frequencies is finished, with the adjacent zone information reporting on effective each frequency to DNC 30;
In this step, neighboring BS information comprises: information such as cell attribute (macrocell and/or Home sub-district), scrambler, neighboring BS information will be saved in the Neighboring Cell List.
Step S204, DNC 30 obtains neighboring BS information from HCS 40 and is saved in this locality;
The information that neighboring BS information that step S205, DNC 30 preserve this locality and HNodeB 20 report is mated; Portable terminal 10 is handed down to as true neighboring BS information tabulation in the adjacent area that the match is successful.
As shown in Figure 3, be that neighboring BS information of the present invention upgrades flow chart.This flow process has been described the process that neighboring BS information upgrades, because 20 ability search cycle neighboring BS information in the electrifying startup process of HNodeB are in normal course of operation, if dynamic change has taken place neighboring BS information, withdraw from operation as certain HNodeB 20 sub-district, need to trigger neighboring BS information this moment and upgrade.Particularly:
When DNC 30 detect HNodeB 20 sub-districts be in withdraw from operation state for some time after, state is reported to HCS 40, HCS 40 finds all HNodeB of adjacent area each other with this HNodeB 20
20 sub-districts send neighboring BS information updating message (adjacent area of operation is withdrawed from deletion) to relevant DNC 30, and DNC 30 upgrades local neighboring BS information after receiving the neighboring BS information updating message, and returns acknowledge message to HCS 40.Follow-up measurement control messages is carried is Neighboring Cell List after upgrading.
In addition, when DNC 30 receives in the neighboring BS information that HNodeB 20 reports new sub-district is arranged, DNC 30 also needs this cell information extracted and is transmitted to HCS 40, and HCS 40 judges whether more new database.
In Fig. 3, in conjunction with Fig. 1, the flow process that neighboring BS information upgrades specifically comprises the steps:
Step S301, DNC 30 detect HNodeB 20 withdraw from the operation or HNodeB 20 reported new adjacent area, notify HCS 40 with information;
Step S302, HCS 40 searches for affected HNodeB 20, and sends the neighboring BS information update inquiry information respectively to place DNC 30;
Step S303, DNC 30 upgrades local neighboring BS information, and replys response message to HCS 40;
Step S304, DNC 30 upgrade true neighboring BS information tabulation, and notice portable terminal 10.
The invention discloses HNodeB 20 or HeNB realization adjacent area automatic configuration method in a kind of 3G and the LTE mobile communication system.Adopt this method, when having reduced human configuration adjacent area workload, guarantee the correctness of neighbor cell configuration to greatest extent, can satisfy the demand of network neighboring BS relationship dynamic change simultaneously.
The present invention is conceived to the scene of base station from home HNodeB/HeNB utilization in 3G system and the LTE system, provides a kind of realization adjacent area automatic configuration method.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
Claims (10)
1. realize mobile communication system adjacent area automatic configuration method for one kind, it is characterized in that, comprising:
Step 1, base station from home electrifying startup are carried out neighboring BS information search, and with the adjacent zone information reporting that obtains to the digital network controller;
Step 2, described digital network controller mates described neighboring BS information and local neighboring BS information, obtain the neighboring BS information that the match is successful,, and be sent to portable terminal of the true neighboring BS information tabulation of the described neighboring BS information that the match is successful as sub-district, described base station from home place.
2. realization mobile communication system according to claim 1 adjacent area automatic configuration method is characterized in that, in the described step 1, the step that described base station from home carries out the neighboring BS information search is specially:
Step 21 is that sliding window carries out the frequency search with the receiving slot in the radio frames scope, the information of each frequency in the record available frequency band, and this information is saved in the frequency tabulation after by the strong and weak ordering of signal;
Step 22 is chosen the maximum frequency of received signal intensity indication according to described frequency tabulation, and carry out Cell searching on each frequency of choosing, obtains described neighboring BS information.
3. realization mobile communication system according to claim 1 and 2 adjacent area automatic configuration method is characterized in that, in the described step 2, further comprises:
Described digital network controller obtains described local neighboring BS information and is kept at local step from the base station from home configuration server.
4. realization mobile communication system according to claim 3 adjacent area automatic configuration method is characterized in that, in the described step 2, further comprises:
Described base station from home configuration server carries out analysis-by-synthesis to the adjacent area data of the described base station from home of described digital network controller report in conjunction with historical data, generates the step of the neighboring BS information of described base station from home configuration server.
5. according to claim 1,2 or 4 described realization mobile communication system adjacent area automatic configuration method, it is characterized in that, in the described step 2, further comprise:
Described digital network controller is issued to described portable terminal by measuring control messages with the described neighboring BS information that the match is successful, is carried out the step of nearby region measurement by described portable terminal.
6. according to claim 1,2 or 4 described realization mobile communication system adjacent area automatic configuration method, it is characterized in that, in the described step 2, further comprise:
When described neighboring BS information took place dynamically to change, described digital network controller triggered the neighboring BS information updating steps, is specially:
Step 61, when described neighboring BS information took place dynamically to change, described digital network controller sent the described base station from home configuration server of message informing;
Step 62, described base station from home configuration server is searched for affected base station from home, and sends the neighboring BS information update inquiry information to the digital network controller at this affected base station from home place;
Step 63, the digital network controller at described place upgrades described local neighboring BS information, described true neighboring BS information tabulation according to described neighboring BS information update inquiry information.
7. realize the mobile communication system adjacent area system of configuration automatically for one kind, comprise portable terminal, base station from home, it is characterized in that, also comprise: the digital network controller;
Described base station from home is used for carrying out neighboring BS information search when electrifying startup, and with the adjacent zone information reporting that obtains to described digital network controller;
Described digital network controller, be used for described neighboring BS information and local neighboring BS information are mated, obtain the neighboring BS information that the match is successful,, and be sent to described portable terminal of the true neighboring BS information tabulation of the described neighboring BS information that the match is successful as sub-district, described base station from home place.
8. realization mobile communication system according to claim 7 adjacent area is the system of configuration automatically, it is characterized in that, also comprises:
The base station from home configuration server, be used for providing described local neighboring BS information to described digital network controller, to the adjacent area data of the described base station from home of described digital network controller report, carry out analysis-by-synthesis in conjunction with historical data, generate the neighboring BS information of described base station from home configuration server.
9. according to the automatic system that disposes of claim 7 or 8 described realization mobile communication system adjacent areas, it is characterized in that, described base station from home is preserved described neighboring BS information with the neighboring BS information tabulation, described neighboring BS information comprises cell attribute and/or scrambling code information, and described cell attribute comprises the sub-district that macrocell and/or base station from home provide.
10. according to the system of the automatic configuration of claim 7 or 8 described realization mobile communication system adjacent areas, it is characterized in that described mobile communication system is 3G system or LTE system, described base station from home is base station from home node or family expenses LTE base station.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102036212A (en) * | 2009-09-29 | 2011-04-27 | 中兴通讯股份有限公司 | Method for updating neighbor cell list of home base station |
| CN102045648A (en) * | 2009-10-15 | 2011-05-04 | 中兴通讯股份有限公司 | Closed subscriber group white list transmitting method, device and system |
| CN102378200B (en) * | 2010-08-17 | 2015-08-12 | 中兴通讯股份有限公司 | The method and system that in a kind of mobile network, adjacent area configures automatically |
| CN106954224A (en) * | 2017-04-19 | 2017-07-14 | 北京佰才邦技术有限公司 | A kind of method, base station and the NM server of base station configuration |
| CN110769475B (en) * | 2019-10-22 | 2021-08-24 | 京信网络系统股份有限公司 | Neighbor cell switching method and device, computer equipment and storage medium |
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| CN1229564A (en) * | 1997-06-18 | 1999-09-22 | 诺基亚电信公司 | Determination of neighbour cells in a base station |
| CN1434595A (en) * | 2002-01-24 | 2003-08-06 | 华为技术有限公司 | Method for automatic maintenance neighborlist in CDMA system |
| EP1555765A2 (en) * | 2004-01-15 | 2005-07-20 | Samsung Electronics Co., Ltd. | Transmission power control of a random access channel |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1229564A (en) * | 1997-06-18 | 1999-09-22 | 诺基亚电信公司 | Determination of neighbour cells in a base station |
| CN1434595A (en) * | 2002-01-24 | 2003-08-06 | 华为技术有限公司 | Method for automatic maintenance neighborlist in CDMA system |
| EP1555765A2 (en) * | 2004-01-15 | 2005-07-20 | Samsung Electronics Co., Ltd. | Transmission power control of a random access channel |
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