CN100450256C

CN100450256C - Distributed Processing Method of Cell Coverage Files in Mobile Communication Network Planning

Info

Publication number: CN100450256C
Application number: CNB02137788XA
Authority: CN
Inventors: 解安林
Original assignee: ZTE Corp
Current assignee: ZTE Corp
Priority date: 2002-10-28
Filing date: 2002-10-28
Publication date: 2009-01-07
Anticipated expiration: 2022-10-28
Also published as: CN1494348A

Abstract

A distributed analysis method for cell coverage files in mobile communication network planning, comprising: forming a local area network of all computers participating in the calculation; connecting all the computers participating in the calculation to the same database, and setting the same directory of the same computer as the analysis result storage directory; set all the cell coverage files that need to be analyzed on one machine, and set related parameters; set the analysis status of all cells to enter the analysis state, and perform distributed analysis and processing. The method proposed by the present invention effectively improves the generation efficiency of the most time-consuming cell coverage files in network planning, and the more computers participate in the processing, the more obvious the effect is, which directly improves the planning efficiency; since the calculation tasks are not allocated in advance, Instead, it is searched in real time, thus realizing the automatic assignment of tasks.

Description

The distributed approach of sub-district overlay file in the mobile communication network planning

Technical field:

The present invention relates to overlay file quick calculation method in sub-district in the mobile communication network planning software, more particularly, be a kind of distributed approach that utilizes LAN (Local Area Network) and database to carry out the sub-district overlay file, its what and disposal ability thereof according to the computer of participating in processing is distributed automatically.

Background technology:

At present, mobile communication network planning and optimization (calling the network planning in the following text) have obtained using widely in mobile communication engineering.The network planning mainly is according to some designing requirements, as: but traffic demand, frequency resource, the grade of service, the wireless passband of footprint edges etc., provide suitable network installation guideline scheme, as: the antenna model of base station number and position, sub-district, antenna height, antenna downtilt, antenna directional angle, input power, carrier frequency number etc.In the planning and designing process, the most basic at last work of the signal strength meter of certain point in the planning region needs to use repeatedly, owing to relate to computings such as high-intensity triangle, index, logarithm, therefore calculates consuming time especially.

In the early stage planing method, calculate and all in internal memory, finish, although the speed of calculating own is very fast, because planning process is the process of constantly adjusting, just need points all in all sub-districts and the planning region be recomputated as long as change a parameter, therefore the efficient of planning is very low.In addition, be in internal memory, to carry out owing to calculate, therefore, can only on a machine, order carry out.

Afterwards, the method for some processing occurred, it generates independently file with the coverage condition of each sub-district in advance, and promptly so-called sub-district overlay file is added and subtracted processing and will be improved speed as long as open these files when subsequent treatment.When adjusting, the overlay file that only need recomputate the sub-district of parameter change reaches carries out subsequent treatment (speed is very fast) again, so efficient is higher.But along with the accumulation of the wealth of society and the progress of technical merit, the scale of mobile communications network increasing (the thousands of easily base stations of the GSM network of districts and cities) adopts the mode of sub-district overlay file can not satisfy this requirement well merely.In this case, the focus of contradiction has been transferred to the computational speed of sub-district overlay file itself.Suppose that certain network has 3000 sub-districts, each sub-district overlay file is calculated and is needed 4 minutes, and then the calculating of sub-district overlay file just needs 200 hours! So Chang time will have a strong impact on project engineer's planning efficiency.

Summary of the invention:

The objective of the invention is to propose the method for a kind of sub-district overlay file distributed treatment, distribute automatically, overcome the deficiencies in the prior art, improve the efficient that the sub-district overlay file is calculated according to what and disposal ability thereof of the computer of participating in calculating.

The objective of the invention is to realize by the following technical solutions:

The distributed approach of sub-district overlay file in a kind of mobile communication network planning comprises:

Step 1: all computers that will participate in calculating are formed local area network (LAN);

Step 2: installation database on server; Electronic chart is left in certain catalogue of server and be set to share directory EMap, and make all computers that participate in calculating to read EMap; On server, be provided with and share read-write catalogue CVData, and make all computers that participate in calculating that authority read-write CVData all be arranged;

Step 3: the computer that will carry out Distributed Calculation all is connected to database; Open the engineering that needs processing from the computer that will carry out Distributed Calculation, relevant parameter is set, comprise at least: the share directory in the engineering information table is set to CVData; Share directory in the electronic map information table is set to EMap; The sub-district that needs processing is set in the overlay file state table of sub-district;

Step 4: the computer that participates in calculating obtains the working directory of engineering from the engineering information table, from the electronic map information table, obtain the working directory of electronic chart, and obtain electronic chart according to this catalogue, from the overlay file state table of sub-district, obtain the sub-district that needs processing, handle, and the sub-district overlay file that generates is placed on engineering does in the catalogue.

The described processing comprises:

Step 41: sub-district and processing attribute thereof that need to participate in processing are set, and the treatment state that participates in the processing sub-district is set on server: select but be untreated;

Step 42: pin sub-district overlay file state table, and seek first therein for selecting but the sub-district of the state that is untreated;

Step 43: select but the sub-district of the state that is untreated if find, then it is handled sign and change into: handle; Begin Practical Calculation, and result is placed in the working directory of being determined by the engineering information table, after calculating finishes, execution in step 44; Otherwise, execution in step 45;

Step 44: the processing sign of current processed sub-district overlay file in the overlay file state table of sub-district is changed into: finished processing; Execution in step 42;

Step 45: end process.

Described sub-district overlay file comprises at least: flat file and database table; Wherein, flat file comprises at least: electronic chart, final result file; Database table comprises at least: base station cell table, propagation model table, result of calculation table; And this flat file and database table can be shared between multimachine.

Described engineering information table comprises at least: project unique identification information, unrepeatable project name, this machine of the engineering directory name that is used to deposit all result datas and the share directory name corresponding with this machine directory name.

Described electronic chart comprises this machine directory name and the share directory name corresponding with this machine directory name at project label information, map identification information, name map, electronic chart place at least.

Described sub-district overlay file state table comprises at least: electronic map information, the process state information of project label information, design identification information, cell identity information, association.

Described treatment state comprises at least: no figure is available, non-selected, select but be untreated, handling and finished treatment state.

Described sub-district overlay file state table also comprises: beginning calculation date time, end calculation date time and modification personnel sign and name information.

Determining of engineering information table and electronic chart working directory according to following step:

Steps A: take out this machine catalogue and share directory;

Step B: if share directory is not empty, then from share directory, take out machine name and and this machine name compare; Otherwise execution in step F;

Step C:, judge further then whether this machine catalogue is empty if both are equal; Otherwise execution in step E;

Step D: if this machine catalogue is not empty, then working directory is this machine catalogue; Otherwise, try to achieve this machine catalogue by share directory, this catalogue is working directory; Finish;

Step e: working directory is a share directory; Finish;

Step F: working directory is this machine catalogue, finishes.

The method that the present invention proposes has improved the formation efficiency of maximum sub-district overlay file consuming time in the network planning effectively, and the computer of participating in processing is many more, and effect is obvious more, directly improved the efficient of planning; Because calculation task is not to distribute in advance, but seek in real time, thereby realized the automatic distribution of task.

Description of drawings:

Fig. 1 is a distributed computing network topology schematic diagram of the present invention.

Fig. 2 obtains flow chart for working directory of the present invention.

Fig. 3 is a computing flow chart of the present invention.

Embodiment:

The present invention is described in further detail below in conjunction with accompanying drawing and specific embodiment:

Referring to Fig. 1:

1) all machines that need participate in calculating are formed local area network (LAN), each machine can be visited mutually; The operating system of all machines must be a kind of among the Windows9X/Me/2000/NT 4.0, wherein have at least a machine that Windows NT4.0+SP4 or Windows 2000 Server have been installed, and this machine has been installed MS SQL Server 6.5/7.0/2000.No matter be that operating system or the connection of MS SQLServer permission all should be greater than the quantity of the machine that participates in calculating, this machine is called as server (not necessarily private server can be a compatible);

2) (the supposition machine is called S, and database server is called DBS, and generally these two titles are identical on server; Planning database is called PLAN, wherein comprised previously described three necessary tables and the required table of other planning) new construction (as Demo Project), this machine catalogue of specifying engineering be E: PMV2WorkDir Demo (this is for the S machine), suppose that its corresponding share directory is called S PMV2WorkDir Demo (all user Ying You that participate in calculating write power), the catalogue of electronic chart be E: PMV2WorkDir Demo MapStd EET20 (this is for the S machine), suppose its corresponding share directory by name S PMV2WorkDir Demo MapStd EET20;

3) on server S, generate preparation before the overlay file of sub-district, as: the sub-district of selecting to participate in to handle, the electronic chart of use, processing accuracy etc., handle after setting; For machine S, obtain flow process according to working directory, the working directory of engineering be E: PMV2WorkDir Demo, the working directory of electronic chart be E: PMV2WorkDir Demo MapStd EET20;

4) on machine ClientA, the ClientB that will carry out Distributed Calculation, ClientC, ClientD, Connection Service device ServerS, and open database PLAN on it, and open same engineering Demo Project; Obtain flow process according to working directory, the working directory of engineering be S PMV2WorkDir Demo, the working directory of electronic chart be S PMV2WorkDir Demo MapStd EET20; Like this, ClientA, ClientB, ClientC, ClientD and ServerS have used same database, same width of cloth electronic chart, and the file of generation has been placed in the same catalogue of same machine;

Referring to Fig. 2, it is as follows that the working directory of above-mentioned engineering information table and electronic chart is obtained flow process:

Steps A: take out this machine catalogue and share directory;

Step e: working directory is a share directory; Finish;

Step F: working directory is this machine catalogue, finishes.

5), carry out following detailed process flow process referring to Fig. 3:

A) beginning;

B) sub-district of need participating in processing and processing attribute thereof (as the electronic chart of processing accuracy, use etc.) are set on a machine, the state that participates in the sub-district of handling is set to: selected but be untreated; If certain sub-district does not have available electronic chart, handles or finished processing then do not allowed and selected;

C) enter treatment state;

D) open affairs;

E) pin table DSN_CVCP (sub-district overlay file state table), look for the sub-district of first " select but be untreated " then therein; Record " finds not " sign; In this process, skip the sub-district of " not choosing ", " handling ", " having finished processing " automatically;

F), change " handling " into by " select but be untreated " if " find not " for true, then change it and handle sign;

G) end transaction;

H) if " finding not " is true, then begin Practical Calculation, and result is placed on (definite by this engineering record among the quantity sheet PRJ_MNT) in the designated directory; Wherein, the use of catalogue should be followed previously described catalogue using priciple;

If " find not ", then turn to the step k of this processing procedure) to false;

I) after calculating finishes, change the sign that writes down when place, pre-treatment sub-district among the table DSN_CVCP, change " having finished processing " by " handling " into;

J) repeat the step d) of this processing procedure;

K) finish.

Because what use is same database, therefore can see the cell selecting of S machine and sub-district treatment state (handle, handle, be untreated etc.), enter treatment state after, will select first automatically but handle also untreated sub-district.The distribution of task is carried out automatically, does not need the user to intervene fully, and the process and the result that handle have detail record.

It should be noted that at last: above embodiment only in order to the explanation the present invention and and unrestricted technical scheme described in the invention; Therefore, although this specification has been described in detail the present invention with reference to each above-mentioned embodiment,, those of ordinary skill in the art should be appreciated that still and can make amendment or replacement to the present invention with being equal to; And all do not break away from the technical scheme and the improvement thereof of the spirit and scope of the present invention, and it all should be encompassed in the middle of the claim scope of the present invention.

Claims

1. A distributed processing method of cell coverage files in mobile communication network planning, characterized in that:

Step 1: All computers participating in the calculation form a local area network;

Step 2: Install the database on the server; store the electronic map in a certain directory of the server and set it as a shared directory EMap, and make all computers participating in the calculation read EMap; set up a shared read-write directory CVData on the server, and Make all computers involved in the calculation have permission to read and write CVData;

Step 3: Connect all computers that will perform distributed computing to the database; open the project that needs to be processed from the computer that will perform distributed computing, and set related parameters, at least including: setting the shared directory in the project information table as CVData; The shared directory in the electronic map information table is set to EMap; the cells to be processed are set in the cell coverage file status table;

Step 4: The computer involved in the calculation obtains the working directory of the project from the project information table, obtains the working directory of the electronic map from the electronic map information table, and obtains the electronic map according to the directory, and obtains the information to be processed from the cell coverage file status table. cell, process it, and place the generated cell coverage file in the project working directory.

2. The method for distributed processing of cell coverage files in mobile communication network planning according to claim 1, characterized in that: said processing comprises:

Step 41: Set the cells that need to participate in the processing and their processing attributes on the server, and set the processing status of the cells participating in the processing to: selected but not processed; Step 42: Lock the cell coverage file status table, and find the first A cell that is selected but not processed;

Step 43: If you find a selected but unprocessed cell, change its processing flag to: processing; start the actual calculation, and put the processing result in the working directory determined by the project information table. After the calculation is completed, execute the step 44; otherwise, execute step 45;

Step 44: Change the processing flag of the currently processed cell in the cell coverage file status table to: processing has been completed; perform step 42;

Step 45: End processing.

3. The method for distributed processing of cell coverage files in mobile communication network planning according to claim 1 or 2, characterized in that: said cell coverage files at least include: flat files and database tables; wherein, flat files at least include : an electronic map, a final result file; a database table at least includes: a base station cell table, a propagation model table, and a calculation result table; and the flat file and the database table can be shared between multiple machines.

4. The distributed processing method of cell coverage files in mobile communication network planning according to claim 1, characterized in that: said project information table at least includes: project unique identification information, non-repeatable project names, for storing The project local directory name of all result data and the shared directory name corresponding to the local directory name.

5. The method for distributed processing of cell coverage files in mobile communication network planning according to claim 3, characterized in that: said electronic map at least includes item identification information, map identification information, map name, and the location where the electronic map is located. The local directory name and the shared directory name corresponding to the local directory name.

6. The distributed processing method of cell coverage files in mobile communication network planning according to claim 2, characterized in that: said cell coverage file state table at least includes: project identification information, design identification information, cell identification information, Associated electronic map information and processing status information.

7. The method for distributed processing of cell coverage files in mobile communication network planning according to claim 6, characterized in that: said processing status at least includes: no map available, not selected, selected but not processed, processing and completed processing status.

8. The method for distributed processing of cell coverage files in mobile communication network planning according to claim 6 or 7, characterized in that: said cell coverage file state table further includes: start calculation date and time, end calculation date and time and Modify the personnel ID and name information.

9. The method for distributed processing of cell coverage files in mobile communication network planning according to claim 2, characterized in that: the determination of the project work directory is in accordance with the following steps:

Step A: Take out the local directory and the shared directory;

Step B: If the shared directory is not empty, take out the machine name from the shared directory and compare it with the local machine name; otherwise, execute step F;

Step C: If the two are equal, further judge whether the local directory is empty; otherwise, execute step E;

Step D: If the local directory is not empty, the working directory is the local directory; otherwise, the local directory is obtained through the shared directory, and the directory is the working directory; end;

Step E: the working directory is a shared directory; end;

Step F: The working directory is the directory of the local machine, end.

10. The method for distributed processing of cell coverage files in mobile communication network planning according to claim 3, characterized in that: the electronic map working directory is determined according to the following steps:

Step A: Take out the local directory and the shared directory;

Step E: the working directory is a shared directory; end;

Step F: The working directory is the directory of the local machine, end.