CN103428735A - Method for judging TD-SCDMA (time division-synchronization code division multiple access) indoor weak coverage on basis of A and Abis interface signaling - Google Patents
Method for judging TD-SCDMA (time division-synchronization code division multiple access) indoor weak coverage on basis of A and Abis interface signaling Download PDFInfo
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Abstract
The invention discloses a method for judging TD-SCDMA (time division-synchronization code division multiple access) indoor weak coverage on basis of A and Abis interface signaling. The method includes acquiring total signaling data of A and Abis interfaces in an integral network and generating a business record chart T_tdr; searching business records with TD (time division) backflow according to the business record chart, and positioning buildings where users with the TD backflow are located according to current CI (congestion indication) of business; judging whether the TD backflow of the buildings are distributed on a single user or a plurality of users in a centralized manner, and judging whether the buildings have the problem of indoor weak coverage or not so to obtain a list of the buildings with the problem of indoor local weak coverage. The method has the advantages that TD-SCDMA weak coverage conditions can be easily and effectively estimated by the method in real time, and guidance can be provided for TD network planning and construction.
Description
Technical field
The present invention relates to the mobile communication technology field, be specifically related to the indoor weak decision method covered of a kind of TD-SCDMA based on A and Abis interface signaling.
Background technology
Development along with mobile communications network, mobile network's scale of mobile communication carrier is increasing, approach saturated and increases slowly at the 2G voice-over-net, and under the situation of data sustainable growth, the data distribution that can the network of TD-SCDMA effectively carry out the 2G network is key point, the GT shunting is (by carrying out the TD network-wide optimization, strengthen the service bearer ability, business is preferentially initiated by the TD network, finally be embodied as the target of GSM network Reduction of Students' Study Load) be exactly to promote TD-SCDMA network synthesis resource utilization, make TD-SCDMA user reside in as far as possible TD-SCDMA and initiation business on the TD-SCDMA network, and then the comprehensive solution of reduction GSM offered load.
The key of shunting gsm service is to promote the TD-SCDMA network coverage and user awareness.The former can realize with reduction intersystem handover/gravity treatment threshold value by promoting transmitting power, and the latter just must rely on the comprehensive network optimization to ensure.And existing network is not enough owing to existing the TD-SCDMA network degree of depth to cover, cause the former user that should take the TD-SCDMA network to occupy the 2G network, reveal any symptoms is that TD-SCDMA user covers the blind spot gravity treatment or is switched to 2G at TD-SCDMA.
For this problem, also there is no at present a kind of good solution, mainly that by CQT, to test be the coverage condition that the mode of drive test is grasped TD-SCDMA, its main implementation method is return the mechanism of 2G and collect these gravity treatments by signaling and record associated user location by the gravity treatment of TD mobile phone, grasps the coverage condition of TD-SCDMA.But this mode must be used at the scene special equipment to test by person skilled and can cover and be assessed Fen Suo coverage, this chamber, because on-the-spot test has expended a large amount of time, human and material resources, add that some indoorly can't enter etc., reduced to a certain extent the efficiency of assessment and discovering network covering problem.What the present invention provided for the problems referred to above just is a kind of by gathering A+Abis interface signaling data, the indoor weak method covered of simple and effective assessment TD-SCDMA.
Summary of the invention
For the defect existed in prior art, the object of the present invention is to provide the indoor weak decision method covered of a kind of TD-SCDMA based on A and Abis interface signaling, can simple and effectively evaluate the indoor weak zone covered of TD-SCDMA.
For achieving the above object, the technical solution used in the present invention is as follows:
The indoor weak decision method covered of a kind of TD-SCDMA based on A and Abis interface signaling comprises the following steps:
(1) the full dose signaling data of A and Abis interface in collection the whole network, generate business record table T_tdr;
(2) search the business record that TD refluxes occurs according to described business record table, and navigate to building according to the user that the TD backflow will occur for the current C I of business; The business record that described generation TD refluxes refers to that the source LAC of business is that TD net LAC, current LAC are that 2G net LAC and type of service are the business record that normal position is upgraded;
(3) whether the TD that judges described building refluxes concentrates that to be distributed in one or several user upper, if judge that there be not indoor weak the covering in building, assessment finishes, and judges that if not there be indoor weak the covering in building, obtain existing the weak building list covered in indoor part.
Further, the indoor weak decision method covered of a kind of TD-SCDMA based on A and Abis interface signaling as above, is characterized in that, between step (2) and step (3), also comprises:
Check the neighbor cell configuration of the user's that the TD backflow occurs community, current C I place, judge whether to leak and join the TD backflow caused by adjacent area, if carry out the TD Neighborhood Optimization, judge and finish, enter if not step (3).
Further, the indoor weak decision method covered of a kind of TD-SCDMA based on A and Abis interface signaling as above, described business record table T_tdr comprises time started, caller IMSI, type of service, source LAC, current LAC, current C I and the current BSC of business.
Further, the indoor weak decision method covered of a kind of TD-SCDMA based on A and Abis interface signaling as above, is characterized in that, in step (2), the concrete mode that the user that the TD backflow will occur according to the current C I of business navigates to building is:
After searching business record that TD refluxes occurring, whether the current C I that judges business record the Wei Shifen community, if obtain the longitude and latitude of current C I, the user that TD backflow business will occur according to the longitude and latitude of current C I navigates to building; Whether the caller IMSI that judges if not business record is the stable user under dividing without chamber, if obtain the current longitude and latitude of this user, the longitude and latitude current according to the user navigates to building by the user, judges and finishes if not.
Further, the indoor weak decision method covered of a kind of TD-SCDMA based on A and Abis interface signaling as above, in step (3), judges whether the TD backflow of building concentrates the concrete mode be distributed on one or several user to be:
For a certain building, extract the whole TD backflow users in this building setting-up time, and record the number of times C that each user occurs that in setting-up time TD refluxes
iIf occur that the number of times C that TD refluxes appears in the user's that TD refluxes number x and each user
iMeet and impose a condition, illustrate that TD reflux to concentrate to be distributed on one or several user.
Further again, the indoor weak decision method covered of a kind of TD-SCDMA based on A and Abis interface signaling as above, described setting-up time is n days, n >=5.
Further, the indoor weak decision method covered of a kind of TD-SCDMA based on A and Abis interface signaling as above, is characterized in that, described impose a condition into:
And C
i2 and x≤5.
Beneficial effect of the present invention is: the indoor weak decision method covered of the present invention, return the mechanism of 2G net and collect gravity treatment by A and Abis interface signaling and record associated user location by the gravity treatment of TD net by TD user, grasp the weak coverage condition of TD-SCDMA, accurately judge TD chamber minute fault, by the method, can effectively instruct TD network planning construction.
The accompanying drawing explanation
The flow chart that Fig. 1 is the indoor weak decision method covered of a kind of TD-SCDMA based on A and Abis interface signaling in embodiment.
Embodiment
Below in conjunction with Figure of description and embodiment, the present invention is described in further detail.
English abbreviation involved in present embodiment is as follows:
MR:Measurement Report measurement report;
IMSI:International Mobile SubscriberIdentification Number international mobile subscriber identity;
MSISDN:Mobile Subscriber International ISDN/PSTN number in the numbering plan of public telephone network switching network, the unique number that can identify the mobile subscriber;
LAC:Location area code Location Area Code;
CI:Community Identity cell ID;
TD-SCDMA:Time Division-Synchronous Code Division Multiple Access TD SDMA.
Fig. 1 shows the flow chart of the indoor weak decision method covered of a kind of TD-SCDMA based on A and Abis interface signaling in the specific embodiment of the invention, and the method comprises the following steps:
Step S11: gather the full dose signaling data of A and Abis interface, generate the business record table;
When mobile communication subscriber is conversed by mobile communications network, can between network, transmit various signalings.Can carry relevant data, information etc. in signaling.Can utilize these related datas, information to assess the reasonability that mobile communication base station covers.
In present embodiment, based on the A+Abis interface signaling, at first gather the full dose signaling data of A and Abis interface in the whole network, obtain the measurement report MR of A interface and Abis interface, generate business record table T_tdr, all business record data are stored in the T_tdr table.Wherein, business record table T_tdr has comprised time started, caller IMSI, type of service, source LAC, current LAC, current C I and the current BSC etc. of business.
Step S12: search the business record that TD refluxes occurs, the user that the TD backflow occurs is navigated to building;
Search the business record that TD refluxes occurs according to the business record table generated in step S11, and navigate to building according to the user that the TD backflow will occur for the current C I of business; The business record that described generation TD refluxes refers to that the source LAC of business is that TD net LAC, current LAC are that 2G net LAC and type of service are the business record that normal position is upgraded.
According to the current C I of business, the concrete mode that user that TD refluxes navigates to building will occur in present embodiment is:
After searching the business record that the TD backflow occurs, (the Shi Fen community is indoor coverage cell to the current C I that judges business record in the Wei Shifen community, utilize the domestic aerial compartment system that the signal of mobile base station is evenly distributed on to indoor every nook and cranny), if obtain the longitude and latitude of current C I, the user that TD backflow business will occur according to the longitude and latitude of current C I navigates to building; Whether the caller IMSI that judges if not business record is the stable user under dividing without chamber, if obtain the current longitude and latitude of this user, the longitude and latitude current according to the user navigates to building by the user, judges and finishes if not.
During current C I Shi Shifen community, the engineering parameter inquiry that the longitude and latitude of current C I can provide according to commmunication company obtains.Because Shi Shifen community, community, the longitude and latitude of current C I is designated as the longitude and latitude of user place building.
When the stable user who takes a decision as to whether under dividing without chamber, judge (prior art) according to the caller IMSI of business in the business record table and stable user's decision algorithm of system, then by the message registration of this period of associated services recording user, according to triangle location and grid location, calculate the current longitude and latitude of user.
Step S13: judge whether it is because the TD backflow caused is joined in the adjacent area leakage;
Check the neighbor cell configuration of the user's that the TD backflow occurs community, current C I place, judge whether to leak and join the TD backflow caused by adjacent area, if carry out the TD Neighborhood Optimization, judge and finish, enter if not step S14.
How to judge whether TD refluxes is to be leaked by adjacent area that to join the mode caused be prior art, causes if TD refluxes to be leaked to join by adjacent area, only needs the additional configurations adjacent area to get final product, and is network optimization problem.
Step S14: to the TD backflow customer analysis of building, determine and have the indoor weak building that cover;
Judge whether concentrated being distributed on one or several user (can specifically set as required number) of TD backflow of described building, if judge that there be not indoor weak the covering in building, assessment finishes, judge that if not there be indoor weak the covering in building, obtain existing the weak building list covered in indoor part.
If the TD of building refluxes to concentrate and is distributed on one or several user, the terminal models that has some problems in network is described, cause normally resolving the TD-SCDMA signal, can not be as the indoor weak means that cover of judgement TD, when the TD backflow concentrates on one or several user, can be by carrying out terminal analysis, the user pays a return visit solution.
In present embodiment, judge whether the TD backflow is caused by single or several terminal faults, whether TD refluxes and concentrates the concrete mode be distributed on one or several user as follows:
For a certain building, extract the whole TD backflow users in this building setting-up time, and record the number of times C that each user occurs that in setting-up time TD refluxes
iIf occur that the number of times C that TD refluxes appears in the user's that TD refluxes number x and each user
iMeet and impose a condition, illustrate that TD reflux to concentrate to be distributed on one or several user.
Wherein, described setting-up time is n days, n >=5; Described impose a condition into:
Extract T
1, T
2, T
3... whole TD backflow users of certain building on this n of Tn days working day (n>5), the number of users summation is designated as N, user set for U1, U2, U3 ... Ux}, the set element number is x (the number of users summation N that x refluxes for generation TD removes the TD backflow number of users after duplicate keys), each user U
iOccurrence number in this n days is designated as C
i, the occurrence number that need to simultaneously meet each terminal is greater than 2, and occurrence probability is greater than 50% in n days.
If the TD backflow user of building does not concentrate on one or several user, illustrate that there be indoor weak the covering in these building, by the way, judge all indoor weak building that cover that exist, obtain existing the weak building list covered in indoor part, can whether divide rectification and the planning proposal that provides respectively building according to building chamber afterwards.
Below in conjunction with specific embodiment, method of the present invention is further described.
Embodiment
Select the TD backflow customer analysis of Changsha pickup area during May 21 to June 20 in the present embodiment, i.e. setting-up time n=31.
Gather the full dose signaling data of A and Abis interface in this zone the whole network, generate the business record table, the TD backflow user who judges under Zhong Shifen community, this zone according to the business record table has 4274, occur user that TD refluxes according to the BSC distribution situation as following table:
| BSC | Counting |
| CS-ZBSC-V3-336 | 1141 |
| CS-ZBSC-V3-325 | 1038 |
| CS-ZBSC-V3-301 | 416 |
| CS-ZBSC-V3-333 | 398 |
| CS-ZBSC-V3-335 | 338 |
| CS-ZBSC-V3-320 | 282 |
| CS-ZBSC-V3-316 | 256 |
| CS-ZBSC-V3-318 | 181 |
| CS-ZBSC-V3-314 | 128 |
| CS-ZBSC-V3-343 | 92 |
| CS-ZBSC-V3-332 | 2 |
| CS-ZBSC-V3-329 | 1 |
| CS-ZBSC-V3-338 | 1 |
According to community TD backflow user number of times from high to low, the TOP cell list that generation TD refluxes is as follows:
| BSC | Cell name | Counting |
| CS-ZBSC-V3-325 | The 1F_14270 of Annex II hospital | 112 |
| CS-ZBSC-V3-325 | Logical journey F_11270 | 96 |
| CS-ZBSC-V3-336 | No. 1, Forest Park F_40081 | 94 |
| CS-ZBSC-V3-336 | Wu Guang Changsha southern station 3DF_55783 | 87 |
| CS-ZBSC-V3-336 | The F_12010 of Yuhua District government | 81 |
| CS-ZBSC-V3-336 | The middle cigarette F_14511 of company | 79 |
| CS-ZBSC-V3-325 | Zijin garden F_22071 | 78 |
| CS-ZBSC-V3-325 | Unique star city F_12440 | 73 |
| CS-ZBSC-V3-336 | Community, Nangyuan District F_24731 | 70 |
| CS-ZBSC-V3-325 | Yu Ying Business Building F China day carrier tank _ 55442 | 64 |
The user is navigated to building, and it is as follows that TD backflow user's information list occurs in the 1F_14270 of Annex II hospital of take under the Li，Gai community, and wherein, the BSC in table, LAC and CI are user's current BSC, LAC and CI.It should be noted that, due to overabundance of data, only specifically provided partial data in table.
| Time started | Caller IMSI | BSC | LAC | CI | Cell name | Longitude | Latitude |
| 05-2209:00:00 | 460028740149279 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.988953 | 28.1912 |
| 05-2210:00:00 | 460022110143666 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.989052 | 28.191164 |
| 05-2211:00:00 | 460005813769445 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.989006 | 28.191132 |
| 05-2212:00:00 | 460026294894673 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.988991 | 28.191219 |
| 05-2215:00:00 | 460007361317290 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.989052 | 28.191246 |
| 05-2216:00:00 | 460005092570539 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.988937 | 28.19117 |
| 05-2217:00:00 | 460007361317290 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.989014 | 28.191208 |
| 05-2307:00:00 | 460004904794883 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.988922 | 28.191236 |
| 05-2307:00:00 | 460008550456790 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.988968 | 28.191149 |
| 05-2308:00:00 | 460002092622298 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.988991 | 28.191208 |
| 05-2316:00:00 | 460004140758763 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.98896 | 28.191135 |
| 05-2319:00:00 | 460007361317290 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.988945 | 28.191227 |
| 05-2320:00:00 | 460004824774300 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.989037 | 28.191179 |
| 05-2408:00:00 | 460026074195414 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.989029 | 28.19125 |
| …… | …… | …… | …… | …… | …… | …… | |
| 06-1710:00:00 | 460006282808494 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.989029 | 28.191195 |
| 06-1711:00:00 | 460026549030787 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.989052 | 28.191202 |
| 06-1715:00:00 | 460004274783775 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.989014 | 28.1912 |
| 06-1722:00:00 | 460007321234471 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.988983 | 28.191254 |
| 06-1809:00:00 | 460002702673635 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.988976 | 28.19125 |
| 06-1811:00:00 | 460004160736842 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.989067 | 28.191233 |
| 06-1812:00:00 | 460004993756480 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.988976 | 28.191206 |
| 06-1813:00:00 | 460022008378804 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.988968 | 28.191162 |
| 06-1817:00:00 | 460027110004914 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.989037 | 28.191181 |
| 06-1907:00:00 | 460005114759997 | BSCCSGM7 | 58261 | 14270 | 1F_14270 | 112.989014 | 28.19117 |
Through statistics, can obtain TD backflow total degree N=112 under this community, total number of days n is 31 days, the TD backflow number of users x removed after duplicate keys is 92, the C of each TD backflow user occurrence number minimum
iBe 1 time, maximum C
iBe 5 times, according to the neutral algorithm of termination set (imposing a condition), judged whether the TD backflow concentrates distribution, and owing to not meeting decision condition, there is the indoor covering of TD symptom in this community if illustrate, Practical on-site test has also been verified this situation.
Obviously, those skilled in the art can carry out various changes and modification and not break away from the spirit and scope of the present invention the present invention.Like this, if within of the present invention these are revised and modification belongs to the scope of the claims in the present invention and equivalent technology thereof, the present invention also is intended to comprise these changes and modification interior.
Claims (7)
1. the indoor weak decision method covered of the TD-SCDMA based on A and Abis interface signaling comprises the following steps:
(1) the full dose signaling data of A and Abis interface in collection the whole network, generate business record table T_tdr;
(2) search the business record that TD refluxes occurs according to described business record table, and navigate to building according to the user that the TD backflow will occur for the current C I of business; The business record that described generation TD refluxes refers to that the source LAC of business is that TD net LAC, current LAC are that 2G net LAC and type of service are the business record that normal position is upgraded;
(3) whether the TD that judges described building refluxes concentrates that to be distributed in one or several user upper, if judge that there be not indoor weak the covering in building, assessment finishes, and judges that if not there be indoor weak the covering in building, obtain existing the weak building list covered in indoor part.
2. the indoor weak decision method covered of a kind of TD-SCDMA based on A and Abis interface signaling as claimed in claim 1, is characterized in that, between step (2) and step (3), also comprises:
Check the neighbor cell configuration of the user's that the TD backflow occurs community, current C I place, judge whether to leak and join the TD backflow caused by adjacent area, if carry out the TD Neighborhood Optimization, judge and finish, enter if not step (3).
3. the indoor weak decision method covered of a kind of TD-SCDMA based on A and Abis interface signaling as claimed in claim 1 or 2, it is characterized in that, described business record table T_tdr comprises time started, caller IMSI, type of service, source LAC, current LAC, current C I and the current BSC of business.
4. the indoor weak decision method covered of a kind of TD-SCDMA based on A and Abis interface signaling as claimed in claim 3, is characterized in that, in step (2), the concrete mode that the user that the TD backflow will occur according to the current C I of business navigates to building is:
After searching business record that TD refluxes occurring, whether the current C I that judges business record the Wei Shifen community, if obtain the longitude and latitude of current C I, the user that TD backflow business will occur according to the longitude and latitude of current C I navigates to building; Whether the caller IMSI that judges if not business record is the stable user under dividing without chamber, if obtain the current longitude and latitude of this user, the longitude and latitude current according to the user navigates to building by the user, judges and finishes if not.
5. the indoor weak decision method covered of a kind of TD-SCDMA based on A and Abis interface signaling as claimed in claim 1, is characterized in that, in step (3), judges whether the TD backflow of building concentrates the concrete mode be distributed on one or several user to be:
For a certain building, extract the whole TD backflow users in this building setting-up time, and record the number of times C that each user occurs that in setting-up time TD refluxes
iIf occur that the number of times C that TD refluxes appears in the user's that TD refluxes number x and each user
iMeet and impose a condition, illustrate that TD reflux to concentrate to be distributed on one or several user.
6. the indoor weak decision method covered of a kind of TD-SCDMA based on A and Abis interface signaling as claimed in claim 5, is characterized in that, described setting-up time is n days, n >=5.
7. the indoor weak decision method covered of a kind of TD-SCDMA based on A and Abis interface signaling as claimed in claim 6, is characterized in that, described impose a condition into:
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| CN110401966A (en) * | 2018-04-24 | 2019-11-01 | 中国移动通信集团广东有限公司 | Wireless network performance assesses monitoring method, device, electronic equipment and storage medium |
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