WO2010105513A1

WO2010105513A1 - Method, device and system for detecting feeder connection

Info

Publication number: WO2010105513A1
Application number: PCT/CN2010/070246
Authority: WO
Inventors: 谢卓罡; 吴洁; 许琼涛; 杨全力; 邓洲宇
Original assignee: 华为技术有限公司
Priority date: 2009-03-17
Filing date: 2010-01-19
Publication date: 2010-09-23
Also published as: CN101516101B; CN101516101A

Abstract

One embodiment of the present invention discloses a method, a device and a system for detecting feeder connection. The method includes: receiving pilot frequency parameter information of all sectors in a base station to be analyzed sent by a mobile terminal in a period of time; calculating a coordinate of a related coverage point of each sector in the base station to be analyzed according to the pilot frequency parameter information; calculating an average coverage angle of each sector according to the coordinate set after the analysis for the pilot frequency parameter information of each sector has been finished; calculating difference values between the average coverage angles and direction angles for three sectors of the base station in an engineering parameter list, and determining whether a feeder of the base station to be analyzed is connected normally according to the difference values. By the embodiment of the present invention, the connection situation of the feeder could be detected without professional staff on the spot, thus a great number of manpower and material resources are saved greatly.

Description

The present invention claims to be submitted to the Chinese Patent Office on March 17, 2009, and the application number is 200910128437. 2. The invention is entitled "A Method, Apparatus and System for Detecting Feeder Connections" Priority of Chinese Patent Application, the entire contents of which is incorporated herein by reference. Technical field

The present invention relates to the field of mobile communications, and in particular, to a method, device and system for detecting feeder connections. Background technique

A feeder is a term in a distribution network. It can refer to a branch connected to any distribution network node, either a feed branch or a feed branch. A branch in a distribution network can generally be referred to as a feeder, and can also be understood as a transmission line between a transmitter and an antenna. In practical applications, feeders are likely to cause connection errors for various reasons. Feeder connection errors are also common problems in wireless network optimization. The most common ones are two sectors that are connected incorrectly, and three sectors are clockwise. Error, 3 sectors counterclockwise, and so on. The connection problem of the feeder may cause the actual coverage of the base station to be different from the expected coverage, or the base station sector signal fluctuates, the access failure and the dropped call increase, the handover abnormality, and the like.

In order to ensure the normal connection of the feeder line, in the prior art, there is a method for detecting the connection of the feeder line, mainly by a dedicated staff to detect the connection of the feeder line in the field, and to determine the connection problem of the feeder line in the base station through certain analysis, for a large-scale wireless network. There are multiple base stations and multiple sectors. Using the current detection method requires a large amount of human and material costs. Summary of the invention

Embodiments of the present invention provide a method, device, and system for detecting feeder connection to solve the problem of high cost when detecting feeder connection.

To solve the above technical problem, an embodiment of the present invention provides a method for detecting a feeder connection, including:

Receiving pilot parameter information including all sectors in the base station to be analyzed sent by the mobile terminal in a certain period of time;

Calculating, according to the pilot parameter information, coordinates of related coverage points of each sector in the base station to be analyzed; When the pilot parameter information of each sector is analyzed, the average coverage angle of each sector is calculated according to the coordinate set;

Calculating a difference between the average coverage angle and a direction angle of three sectors of the base station in the engineering parameter table, and determining, according to the difference, whether the feeder of the base station to be analyzed is connected normally.

An embodiment of the present invention provides another method for detecting a feeder connection, including:

Receiving, by the mobile terminal, pilot parameter information including a sector in the base station to be analyzed within a certain period of time;

Calculating, according to the pilot parameter information, coordinates of a relevant coverage point of the sector in the base station to be analyzed;

When the pilot parameter information of the sector is analyzed, the average coverage angle of the sector is calculated according to the coordinate set;

Calculating a difference between the average coverage angle and a direction angle of a base station sector in the engineering parameter table, and determining, according to the difference, whether the feeder of the base station to be analyzed is connected normally.

An embodiment of the present invention further provides an apparatus for detecting a feeder connection, including:

a receiving module, configured to receive pilot parameter information that is sent by the mobile terminal, including all sectors in the base station to be analyzed, in a certain period of time;

a first calculating module, configured to calculate, according to the pilot parameter information, coordinates of related coverage points of each sector in the base station to be analyzed;

a second calculating module, configured to: when the pilot parameter information of each sector is analyzed, calculate an average coverage angle of each sector according to the coordinate set;

a third calculating module, configured to calculate a difference between the average coverage angle and a direction angle of three sectors of the base station in the engineering parameter table;

The determining module is configured to determine, according to the difference, whether the feeder of the base station to be analyzed is connected normally.

Another embodiment of the present invention provides an apparatus for detecting a feeder connection, including:

a receiving module, configured to receive pilot parameter information that is sent by the mobile terminal and includes a sector of the base station to be analyzed, in a certain period of time;

a first calculating module, configured to calculate, according to the pilot parameter information, coordinates of related coverage points of the sector in the base station to be analyzed;

a second calculating module, configured to: when the analysis of the pilot parameter information of the sector is completed, calculate an average coverage angle of the sector according to the coordinate set; a third calculating module, configured to calculate a difference between the average coverage angle and a direction angle of a base station sector in an engineering parameter table;

The determining module is configured to determine, according to the difference, whether the feeder of the base station to be analyzed is connected normally. The embodiment of the invention further provides a system for detecting a feeder connection, comprising:

a mobile terminal, configured to send pilot parameter information including all sectors in the base station to be analyzed to the feeder detecting apparatus within a certain period of time;

a feeder detecting device, configured to calculate, according to the pilot parameter information, coordinates of a relevant coverage point of each sector in the base station to be analyzed; when the pilot parameter information of each sector is analyzed, Calculating an average coverage angle of the respective sectors by calculating a coordinate set; calculating a difference between the average coverage angle and a direction angle of three sectors of the base station in the engineering parameter table, and determining the base station to be analyzed according to the difference Whether the feeder is connected properly.

Another embodiment of the present invention provides a system for detecting a feeder connection, including:

a mobile terminal, configured to send pilot parameter information including a sector in a base station to be analyzed to a feeder detecting apparatus within a certain period of time;

a feeder detecting device, configured to calculate, according to the pilot parameter information, coordinates of a relevant coverage point of the sector in the base station to be analyzed; when the pilot parameter information of each sector is analyzed, Calculating an average coverage angle of the sector by calculating a coordinate set; calculating a difference between the average coverage angle and a direction angle of a base station sector in an engineering parameter table, and determining, according to the difference, whether a feeder of the base station to be analyzed is The connection is normal. Compared with the prior art, the embodiment of the invention has the following advantages:

In the embodiment of the present invention, the pilot parameter information used in the call process reported by the mobile terminal in a certain period of time, for example, one week, may be collected, and the current method is used to calculate the current state according to the pilot parameter information. An average coverage angle of each sector in the base station controller, and comparing the average coverage angle with a direction angle of three sectors in the engineering parameter table, and determining whether the connection of the feeder is normal according to the difference It can be seen that the embodiment of the present invention saves a lot of manpower and material resources without the need for professional field detection compared with the prior art. DRAWINGS In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below. Obviously, the drawings in the following description are only It is a certain embodiment of the present invention, and other drawings can be obtained from those skilled in the art without any inventive labor.

1 is a flow chart of Embodiment 1 of a method for detecting a feeder connection according to the present invention;

2 is a flow chart of a second embodiment of a method for detecting a feeder connection according to the present invention;

3 is a flow chart of a third embodiment of a method for detecting a feeder connection according to the present invention;

4 is a flow chart of a fourth embodiment of a method for detecting a feeder connection according to the present invention;

5 is a schematic structural view of a first embodiment of a device for detecting a feeder connection according to the present invention; FIG. 6 is a schematic structural view of a second embodiment of a device for detecting a feeder connection according to the present invention; FIG. 8 is a schematic structural view of a fourth embodiment of a device for detecting a feeder connection according to the present invention; and FIG. 9 is a schematic structural view of an embodiment of a system for detecting a feeder connection according to the present invention. detailed description

The technical solutions in the embodiments of the present invention are clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

The above described objects, features, and advantages of the embodiments of the present invention will be more apparent from the embodiments of the invention.

Referring to FIG. 1, in the first embodiment of the present invention, the method provided in Embodiment 1 of the present invention may include the following steps:

Step 101: Receive pilot parameter information that is sent by the mobile terminal, including all sectors in the base station to be analyzed, in a certain period of time;

Taking the CDMA2000 system as an example, the mobile terminal in the call state sends the measured pilot parameter information to the base station controller through the current base station when the handover occurs. When the current system is the lx system, the pilot parameter information can pass the pilot strength. The measurement message PS is carried. When the current system is an EV-DO system, it may be carried by a route update message RUM; the pilot parameter information is In practice, it may include pseudo-random sequence (PN) and intensity of the reference pilot, pseudo-random sequence phase PNPhase of other pilots, strength, and information such as the retention identifier;

It should be noted that, in order to collect as much data as possible and improve the accuracy of the analysis, the certain period of time may be one week; in this embodiment, although the mobile terminal may measure all sectors of all base stations in one base station controller. Pilot parameter information, but when analyzing a base station, only pilot parameter information of all sectors of the base station may be acquired;

Step 102: Calculate, according to the pilot parameter information, coordinates of a current coverage point of each sector in the base station to be analyzed.

Determining coordinates of all sector-related coverage points in the base station to be analyzed according to the strength of each pilot in the pilot parameter information, and information on which sector in the base station the current pilot is; , may be calculated according to the pilot information in the pilot parameter information to obtain the current coverage point;

Step 103: When the pilot parameter information of each sector is analyzed, calculating an average coverage angle of each sector according to the set of coordinates;

After the pilot parameter information of all the sectors of each base station is analyzed, the coordinate set of the coverage points of the single sector in the base station to be analyzed is obtained, the coordinate set is averaged by the vector, and the average of each sector is calculated. Coverage angle

There may be multiple pilot parameter information for each sector. Since a mobile terminal may transmit pilot parameter information of a certain sector multiple times within a certain interval, different mobile terminals may transmit a certain sector. The pilot parameter information, therefore, for a certain sector, after analyzing a plurality of pilot parameter information, a coordinate set is obtained.

Step 104: Calculate a difference between the average coverage angle and a direction angle of three sectors of the base station in the engineering parameter table, and determine, according to the difference, whether the feeder of the base station to be analyzed is connected normally.

Comparing the average coverage angle of each sector with the direction angle of the three sectors of the base station in the engineering parameter table, according to how many sectors in the base station have a difference exceeding a certain threshold, it can be judged It is stated that the result of analyzing whether the feeder of the base station is connected normally. The content of the engineering parameter table may mainly include: base station number, cell number, sector number, carrier frequency number, PN, latitude and longitude, direction angle, inclination angle and the like of each base station in the network. In this embodiment, the strength information of the pilot used in the call process of the mobile terminal in a certain period of time, for example, may be one week, and the latitude and longitude information of the base station is combined with the latitude and longitude information of the base station to be analyzed by a mathematical method. The average coverage angle of each sector in the base station, and the average coverage angle Comparing the direction angles of the three sectors in the engineering parameter table, it is possible to judge whether the connection of the feeder is normal according to the difference. Compared with the prior art, the embodiment of the present invention does not require professional field detection, and saves a lot of manpower and material resources. Embodiments of the present invention are

The CDMA2000 system is described as an example. It can be understood that the embodiments of the present invention are also applicable to all wireless communication systems at the same time.

It should be noted that, this embodiment is an example of the following three sectors of a base station. If it is four or five sectors, the difference between the direction angles of four or five sectors of the base station. Perform the difference calculation. Similarly, the method in this embodiment can also perform statistics and analysis on multiple base stations under one base station controller, that is, statistics and analysis can be performed on multiple base stations under the current base station controller, and In a similar manner to the steps described in the example, it is calculated whether the feeders of the respective sectors in the plurality of base stations are connected normally or the like. Referring to FIG. 2, in the second embodiment of the method of the present invention, the method provided in Embodiment 2 of the method of the present invention may include the following steps:

Step 201: Receive pilot parameter information that includes all sectors in the base station to be analyzed sent by the mobile terminal in a certain period of time;

Step 202: Take a pilot parameter information for analysis, and determine whether the pilot parameter includes the first pilot in the base station to be analyzed.

The identifier of the to-be-analyzed base station is A. In actual, the first pilot is the corresponding pilot to be analyzed in the to-be-analyzed base station, and in this embodiment, the specific pilot parameter information is used to determine whether the pilot is Include a pilot of the base station A; the first pilot may be a pilot of any one of the base stations of the base station to be analyzed;

Step 203: When the first pilot is included in the pilot parameter information, obtain the strength of the second base station identifier and the reference pilot where the reference pilot is located in the pilot parameter information.

And acquiring, by the pilot information of the base station A, the strength of the second base station identifier and the reference pilot where the reference pilot of the first pilot is located in the pilot parameter information; the reference pilot For the reference pilot of the first pilot, and the base station where the reference pilot is located is the second base station; in this embodiment, the second base station identifier is B, and the reference pilot strength is t 2 ; Step 204: Obtain an intensity of a third base station identifier and a third pilot where the third pilot is located, where the third pilot is the strongest pilot except the first pilot and the reference pilot in the pilot parameter information. frequency; Obtaining the strength of the third base station identifier and the third pilot where the third pilot is located; in this embodiment, the third base station identifier is C, and the strength of the third pilot is t3;

Step 205: When the first pilot, the reference pilot, and the third pilot are not in the same base station, and the reference pilot and the first pilot are in the same base station, positioning the mobile terminal in the third In the base station;

In this embodiment, when the reference pilot and the base station identifier of the first pilot are the same, the reference pilot and the first pilot may be considered to be in the same base station, and at this time, the current mobile terminal is located at the In the three base stations, it is considered that the mobile terminal is currently in the third base station;

Step 206: Calculate, according to the longitude and latitude of the third base station and the first base station, a coverage point coordinate of a current sector in the base station to be analyzed;

In this embodiment, it is assumed that the longitude and latitude of the first base station are a and b, respectively. If the longitude and latitude of the third base station are c and d, respectively, the current sector can be calculated according to the formula X _k = c-aYcosd. Cover point abscissa, according to db) + (ca) ² *cos ²

Formula = (d-bycosd can calculate the ordinate of the current sector's coverage point;

(db) + (c-α) ² *cos ²

Step 207: When the pilot parameter information of each sector is analyzed, the average coverage angle of each sector in the base station to be analyzed is calculated according to the set of the coordinate points.

When the pilot parameter information of all sectors in the base station to be analyzed is analyzed, the average coverage angle of each sector can be calculated according to the set of coordinate points. In this embodiment, all coordinate sets can be {X , Y} seeking vector average, you can get and? , using formula

Θ = arctg can calculate the average coverage angle of a single sector; Step 208: Calculate the difference between the average coverage angle and the direction angle of the three sectors of the base station in the engineering parameter table, and determine the to-be-analyzed according to the difference Whether the feeder of the base station is connected normally.

Comparing the direction angles of the three sectors of the base station in the engineering parameter table, calculating the difference between the average coverage angle of each sector in the base station to be analyzed and the direction angle, when the difference between the three sectors is smaller than When a certain preset value is used, the connection of the feeder is normal. When the difference between one or more sectors is greater than the preset value, there is an abnormal problem in the connection of the feeder. Preferably, the predetermined value is 90 degrees.

In this embodiment, by determining the pilot parameter information detected by the mobile terminal, the guide The frequency parameter information may include pilot strength information and the like, and the average coverage angle of the single sector can be analyzed and calculated, and the average coverage angle is compared with the direction angle in the engineering parameter table, and the difference can be determined according to the difference. Whether the base station has a problem of feeder connection. The embodiment of the invention does not require special engineering personnel to go to the field for detection, which saves a lot of cost. Referring to FIG. 3, in the third embodiment of the method of the present invention, the method provided in Embodiment 3 of the method of the present invention may include the following steps:

Step 301: Receive pilot parameter information of all sectors in the base station to be analyzed sent by the mobile terminal in a certain period of time;

Step 302: Take a pilot parameter information for analysis, and determine whether the pilot parameter includes the first pilot in the base station to be analyzed.

The identifier of the base station to be analyzed is A; the first pilot is a pilot to be analyzed corresponding to the base station to be analyzed;

Step 303: When the result of the step 302 is YES, obtain the strength of the second base station identifier and the reference pilot where the reference pilot of the first pilot is located in the pilot parameter information.

Step 304: Obtain an intensity of a third base station identifier and a third pilot where the third pilot is located, where the third pilot is the strongest pilot except the first pilot and the reference pilot in the pilot parameter information. Frequency

Step 305: When the third pilot and the first pilot are in the same base station, and the base station and the reference pilot belong to different base stations, locate the mobile terminal in the second base station;

In this embodiment, when the reference pilot and the third pilot are in the same base station, and the first pilot belongs to a different base station, the mobile terminal needs to be located in the second base station. In the middle, that is, the mobile terminal is currently in the second base station;

Step 306: Calculate, according to the longitude and latitude information of the second base station and the base station to be analyzed, the coverage point coordinates of the current sector of the base station to be analyzed;

In the present embodiment, longitude and latitude information assumed that the second base station and e F, respectively, may be according to the formula = _(g -g) * cos calculate the abscissa of the current sector coverage point, according to the formula. ^(~ ⁶⁾ * ^cos calculates the coverage point of the current sector

^(f - b† + (e - a) ² * cos f ² The ordinate

It should be noted that, when the reference pilot and the third pilot are in the same base station, and the first pilot belongs to a different base station, the coverage formula of the current sector of the base station to be analyzed may also be calculated by using the above formula. Coordinate

Step 307: When the pilot parameter information of each sector is analyzed, the average coverage angle of each sector in the base station to be analyzed is calculated according to the coordinate set.

In this embodiment, the vector average can be obtained for all coordinate sets {X, Y}, and the sum can be obtained. The average coverage angle of the single sector can be calculated by using the formula = arctg; Step 308: calculating the difference between the average coverage angle and the direction angle of the three sectors of the base station in the engineering parameter table, and determining that the connection of the base station sector is not obtained Normal

Step 309: When the difference of a sector is greater than a certain threshold, it is determined that there is a back coverage result of the feeder connection of the sector;

In this embodiment, the preset value is 90 degrees;

Step 310: When the difference between two or more sectors in the base station to be analyzed is greater than 90 degrees, it is determined that there is a reverse result of the feeder connection in the base station.

In this embodiment, when it is determined that the connection of the feeder is not normal, there are several sectors that continue to determine that the difference is greater than a certain threshold, and the threshold may be 90 degrees, when one sector When the difference is greater than 90 degrees, it is judged that the feeder connection has a back coverage result, or may be a problem of antenna installation, that is, the antenna azimuth angle installation is deviated from the expected plan, and the analysis result may be output. As a basis for optimising personnel to analyze network problems in the area and to check antenna installation issues. When the difference between two or more sectors in a base station is greater than 90 degrees, it is judged that the feeder connection has a reverse result.

Referring to FIG. 4, in the fourth embodiment of the present invention, the method provided in Embodiment 4 of the present invention may include the following steps:

Step 401: Receive pilot parameter information of all sectors in the base station to be analyzed sent by the mobile terminal in a certain period of time;

Step 402: Take a pilot parameter information for analysis, and determine whether the pilot parameter includes the first pilot in the base station to be analyzed.

The identifier of the base station to be analyzed is A;

Step 403: When the result of the step 402 is YES, the pilot parameter information is obtained. The second base station identifier of the reference pilot of the first pilot and the strength of the reference pilot are assumed; in this embodiment, the strength of the reference pilot is t2;

Step 404: Obtain the third base station identifier and the strength of the third pilot where the third pilot is located, where the third pilot is the most of the pilot parameter information except the first pilot and the reference pilot. Strong pilot

It is assumed that in this embodiment, the strength of the reference pilot is t3;

Step 405: When the first pilot, the reference pilot, and the third pilot are not in the same base station, obtain a first connection between the second base station center point and the third base station center point;

In this embodiment, it is assumed that the length of the first connection is L;

Step 406: Determine a certain point on the first connecting line, where the abscissa of the fixed point is calculated according to the formula LI = t3*L/(t2+t3), and the ordinate of the fixed point is according to L2 = t2*L

I ( t2+t3) is calculated;

The t3 is the pilot strength of the third base station, and the t2 is the pilot strength of the second base station; Step 407: Acquire a second connection between the center point of the base station to be analyzed and the fixed point; Step 408: Calculate the The second connection is at a coordinate on a unit circle centered on a center point of the base station to be analyzed, and the coordinates on the unit circle are coordinates of the coverage point;

In this implementation, assuming that the longitude and latitude of the fixed point are g and h, respectively, it can be based on the coverage of the formula sector.

The ordinate to the unit circle, that is, the ordinate of the coverage point of the current sector;

Step 409: When the pilot parameter information of each sector is analyzed, calculate an average coverage angle of each sector in the base station to be analyzed according to the coordinate set, and calculate the average coverage angle and an engineering parameter table. The difference of the direction angles of the middle base station sectors, when the difference of one sector in the base station to be analyzed is greater than a certain threshold, it is determined that the feeder connection of the sector has a back coverage result;

The threshold may be specifically 90 degrees;

Step 4010: When the difference between two or more sectors in the base station to be analyzed is greater than a certain threshold, it is determined that the feeder connection of the base station has a wrong connection result.

It should be noted that, for the foregoing method embodiments, for the sake of simple description, They are all described as a series of combinations of actions, but those skilled in the art will appreciate that the present invention is not limited by the order of the acts described, as some steps may be performed in other sequences or concurrently in accordance with the present invention. In addition, those skilled in the art should also understand that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the present invention.

Through the description of the above embodiments, those skilled in the art can clearly understand that the embodiments of the present invention do not need to introduce independent functional components, and can be implemented by means of software plus a necessary general hardware platform. Based on this understanding, embodiments of the present invention embody that the computer software product is stored in a storage medium and includes instructions for performing the methods described in various embodiments of the present invention. The storage medium referred to here is as follows:

ROM/RAM, disk, CD, etc. Corresponding to the method provided by the embodiment of the present invention, referring to FIG. 5, an embodiment of the present invention further provides an apparatus for detecting a feeder connection, where the apparatus includes:

The receiving module 501 is configured to receive pilot parameter information that is sent by the mobile terminal and includes all sectors in the base station to be analyzed in a certain period of time;

The first calculating module 502 is configured to calculate, according to the pilot parameter information, coordinates of related coverage points of each sector in the base station to be analyzed;

a second calculating module 503, configured to: when the pilot parameter information of each sector is analyzed, calculate an average coverage angle of each sector according to the set of coordinates;

a third calculating module 504, configured to calculate a difference between the average coverage angle and a direction angle of a base station sector in an engineering parameter table;

The determining module 505 is configured to determine, according to the difference, whether the feeder of the base station to be analyzed is connected normally.

Or include:

The receiving module 501 is configured to receive pilot parameter information that is sent by the mobile terminal and includes a sector in the base station to be analyzed, in a certain period of time;

The first calculating module 502 is configured to calculate, according to the pilot parameter information, coordinates of related coverage points of the sector in the base station to be analyzed;

a second calculating module 503, configured to: when the pilot parameter information of the sector is analyzed, Calculating an average coverage angle of the sector according to the set of coordinates;

The determining module 505 is configured to determine, according to the difference, whether the feeder of the base station to be analyzed is connected properly. In this embodiment, the CDMA2000 system is used as an example. When the handover state occurs, the mobile terminal in the call state sends the measured pilot parameter information to the current base station. When the current system is the lx system, the pilot parameter information can pass. The pilot strength measurement message is carried by the PSMM. When the current system is an EV-DO system, it may be carried by the route update message RUM. The pilot parameter information may include a pseudo-random sequence (PN) and strength of the reference pilot in practice. Pseudo-random sequence phase PNPhase, intensity of the current pilot. It can be seen that, in this embodiment, the first calculation module calculates the coordinates of each sector coverage point according to the pilot parameter information, and can continue to calculate the average coverage angle of each sector according to the coordinate set of the coverage points. Then, comparing the average coverage angle with the direction angle of the three sectors of the base station in the engineering parameter table, it can be judged whether the feeder is connected to the normal result, and avoiding the waste in the prior art that needs to be detected by the dedicated staff in the field. The problem of cost. Corresponding to the second embodiment of the method of the present invention, as shown in FIG. 6, a structural block diagram of the second embodiment of the apparatus of the present invention is shown. As shown in the figure, the apparatus may include:

The receiving module 601 is configured to receive pilot parameter information of all sectors in the base station of the base station to be analyzed sent by the mobile terminal in a certain period of time;

The identifier of the base station to be analyzed is A;

The first determining sub-module 602 is configured to determine whether a first pilot is included in a pilot parameter information, where the base station where the first pilot is located is a base station to be analyzed; in practice, the first pilot is in a base station to be analyzed. Corresponding pilot to be analyzed;

The first obtaining sub-module 603 is configured to: when the result of the determining sub-module is YES, obtain the strength of the second base station identifier and the reference pilot where the reference pilot is located in the pilot parameter information; the second obtaining sub-module 604 Obtaining a third base station identifier and an intensity of a third pilot where the third pilot is located, where the third pilot is the strongest pilot except the first pilot and the reference pilot in the pilot parameter information. Frequency

The first calculating sub-module 605 is configured to calculate a coverage point coordinate of the current sector when the first pilot, the reference pilot, and the third pilot are not in the same base station. In this embodiment, the specific first calculation sub-module may include: a first positioning sub-module 6051, when the reference pilot and the first pilot are in the same base station, and the third pilot is different from the base station And then positioning the mobile terminal in the third base station;

a second calculating sub-module 6052, configured to calculate, according to the longitude and latitude of the third base station and the first base station, a coverage point coordinate of the current sector;

The second calculating module 606 is configured to: when the analysis of the pilot parameter information of each sector of the base station to be analyzed is completed, calculate an average coverage angle of each sector according to the coordinate set;

a third calculating module 607, configured to calculate a difference between the average coverage angle and a direction angle of a base station sector in an engineering parameter table;

The determining module 608 is configured to determine, according to the difference, whether the feeder in the base station to be analyzed is normally connected.

In this embodiment, by determining the pilot parameter information detected by the mobile terminal, the pilot parameter information may include pilot strength information and the like, and the average coverage angle of the single sector can be analyzed and calculated, and the average coverage is The angle is compared with the direction angle in the engineering parameter table, and the problem that the base station to be analyzed has a feeder connection may be determined according to the difference. The embodiment of the invention does not require special engineering personnel to go to the field for detection, which saves a lot of cost. Corresponding to the three-phase embodiment of the method of the present invention, as shown in FIG. 7, a structural block diagram of the third embodiment of the apparatus of the present invention is shown. As shown in the figure, the apparatus may include:

The receiving module 701 is configured to receive pilot parameter information that is sent by the mobile terminal and includes all sectors in the base station to be analyzed in a certain period of time;

The first determining sub-module 702 is configured to determine whether a first pilot is included in a pilot parameter information, where the base station where the first pilot is located is a base station to be analyzed;

The first obtaining sub-module 703 is configured to: when the result of the determining sub-module is YES, obtain the strength of the second base station identifier and the reference pilot where the reference pilot is located in the pilot parameter information; the second obtaining sub-module 704 And the third base station identifier and the third pilot strength, where the third pilot is located, where the third pilot is the most except the first pilot and the reference pilot in the pilot parameter information. Strong pilot

The first calculating sub-module 705 is configured to calculate a coverage point coordinate of the current sector when the first pilot, the reference pilot, and the third pilot are not in the same base station. In this embodiment, the first calculating sub-module may specifically include: a second positioning sub-module 7051, configured to: when the third pilot and the first pilot are in the same base station, and the reference pilot is When the base station is different from the base station, or when the reference pilot and the third pilot are in the same base station, and the first pilot belongs to a different base station, the mobile terminal is located in the second base station;

a third calculating sub-module 7052, configured to calculate, according to the longitude and latitude information of the second base station and the first base station, a coverage point coordinate of the current sector;

The second calculating module 706 is configured to: when the analysis of the pilot parameter information of each sector of the base station to be analyzed is completed, calculate an average coverage angle of each sector according to the coordinate set;

a third calculating module 707, configured to calculate a difference between the average coverage angle and a direction angle of a base station sector in an engineering parameter table;

The determining module 708 is configured to determine, according to the difference, whether the feeder of the base station to be analyzed is connected properly.

In this embodiment, the determining module may specifically include:

a second determining sub-module 7081, configured to: when a difference of a sector of the base station to be analyzed is greater than a certain threshold, determine that a result of the back coverage of the feeder connection of the sector is obtained;

The third determining sub-module 7082 is configured to: when the difference between two or more sectors of the base station to be analyzed is greater than a certain threshold, determine that the feeder connection of the base station to be analyzed has a reverse result.

In this embodiment, the certain threshold may preferably be 90 degrees. When it is determined that the connection of the feeder is not normal, then it is determined that there are several sectors with a difference greater than 90 degrees, when one sector When the difference is greater than 90 degrees, it is judged that the feeder connection of the sector has a back coverage result, or may be a problem of antenna installation, that is, the antenna azimuth angle installation is deviated from the expected plan, and the The output of the analysis results is used as a basis for the optimization personnel to analyze the network problems in the area and to guide the installation of the antenna. When the difference between two or more sectors in a base station is greater than 90 degrees, it is determined that the feeder connection of the base station to be analyzed has a reverse result. Corresponding to Embodiment 4 of the method of the present invention, with reference to FIG. 8, a structural block diagram of Embodiment 4 of the apparatus of the present invention is shown. As shown in the figure, the apparatus may include: The receiving module 801 is configured to receive pilot parameter information that is sent by the mobile terminal and includes all sectors in the base station to be analyzed, in a certain period of time;

The first determining sub-module 802 is configured to determine whether the first pilot is included in a pilot parameter information, where the base station where the first pilot is located is a base station to be analyzed; if yes,

The first obtaining sub-module 803 is configured to: when the result of the determining sub-module is YES, obtain the strength of the second base station identifier and the reference pilot where the reference pilot is located in the pilot parameter information; the second obtaining sub-module 804 And the third base station identifier and the third pilot strength, where the third pilot is located, where the third pilot is the most except the first pilot and the reference pilot in the pilot parameter information. Strong pilot

The first calculation sub-module 805 is configured to calculate a coverage point coordinate of the current sector when the first pilot, the reference pilot, and the third pilot are not in the same base station.

In this embodiment, the specific first calculating submodule may include:

a third obtaining sub-module 8051, configured to acquire, when the first pilot, the reference pilot, and the third pilot are not in the same base station, acquire a first connection of the second base station and the third base station center point; a sub-module 8052, configured to determine a certain point on the first connecting line, where the abscissa of the fixed point is calculated according to LI = t 3*L/( t2+t 3 ), and the ordinate of the fixed point is according to L2 = t 2*L / ( t2+t 3 ) is calculated; the t 3 is the pilot strength of the third base station, and the t2 is the pilot strength of the second base station;

a fourth obtaining sub-module 8053, configured to acquire a second connection between a center point of the base station to be analyzed and the fixed point;

a fourth calculation sub-module 8054, configured to calculate coordinates of the second connection line on a unit circle centered on a center point of the base station to be analyzed, where coordinates on the unit circle are the coverage point coordinates;

The second calculating module 806 is configured to: when the analysis of the pilot parameter information of each sector of the base station to be analyzed is completed, calculate an average coverage angle of each sector according to the coordinate set;

a third calculating module 807, configured to calculate a difference between the average coverage angle and a direction angle of a base station sector in the engineering parameter table;

The second determining sub-module 808 is configured to: when the difference of one sector of the base station to be analyzed is greater than a certain threshold, determine that the feeder connection of the sector has a back coverage result; a module 809, configured to: when two or more sectors in the base station to be analyzed When the difference is greater than a certain threshold, it is judged that the feeder connection of the base station to be analyzed has a reverse result. Corresponding to the above-described embodiment of the method and apparatus of the present invention, referring to FIG. 9, a block diagram of a system embodiment of the present invention is shown. As shown, the system may include:

The mobile terminal 901 is configured to send pilot parameter information including all sectors in the base station to be analyzed to the feeder detecting apparatus within a certain period of time;

a feeder detecting device 902, configured to calculate, according to the pilot parameter information, coordinates of a relevant coverage point of each sector in the base station to be analyzed; when the pilot parameter information of each sector is analyzed, Calculating, by the coordinate set, an average coverage angle of the respective sectors; calculating a difference between the average coverage angle and a direction angle of three sectors of the base station in the engineering parameter table, and determining, according to the difference, a feeder of the base station to be analyzed Whether the connection is normal.

The feeder detecting device 902 may specifically include:

a first calculating module, configured to calculate, according to the pilot parameter information, coordinates of each sector coverage point;

a third calculating module, configured to calculate a difference between the average coverage angle and a direction angle of a base station fan in the engineering parameter table;

It should be noted that, because the foregoing method and apparatus for detecting feeder connection are described in great detail, the system embodiment for detecting the feeder connection is not exhaustive, and the foregoing description of the method and apparatus embodiment for detecting the feeder connection may be referred to. The system will not be described in detail here.

It should also be noted that, in this context, relational terms such as first and second, etc. are used merely to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply these entities or operations. There is any such actual relationship or order between them. Furthermore, the terms "comprising,""comprising," or "includes" or "includes" are intended to encompass a non-exclusive inclusion, such that the process, method, These elements, but also include other elements that are not explicitly listed, or include elements that are inherent to such a process, method, item, or device. An element defined by the phrase "comprising a ..." does not exclude the presence of additional equivalent elements in a process, method, article, or device that comprises the element, without further limitation.

Method, device and system for detecting feeder connection provided by embodiment of the present invention

The description of the above embodiments is only for the purpose of helping to understand the method and the idea of the embodiments of the present invention. At the same time, for the person skilled in the art, according to the idea of the embodiment of the present invention, in the specific implementation and application scope There are variations, and the description should not be construed as limiting the invention.

Claims

Rights request

A method for detecting a feeder connection, characterized in that it comprises:

Calculating, according to the pilot parameter information, coordinates of related coverage points of each sector in the base station to be analyzed;

When the pilot parameter information of each sector is analyzed, the average coverage angle of each sector is calculated according to the coordinate set;

The method for detecting a feeder connection according to claim 1, wherein the calculating the coordinates of the relevant coverage point of each sector in the base station to be analyzed according to the pilot strength information comprises:

Determining whether a first pilot is included in a pilot parameter information, where the base station where the first pilot is located is a base station to be analyzed; if yes,

Obtaining, according to the strength of the second base station identifier and the reference pilot where the reference pilot is located in the pilot parameter information;

Obtaining a third base station identifier and a third pilot strength where the third pilot is located, where the third pilot is the strongest pilot in the pilot parameter information except the first pilot and the reference pilot Frequency

When the first pilot, the reference pilot, and the third pilot are not in the same base station, the relevant coverage point coordinates of the current sector in the base station to be analyzed are calculated.

The method for detecting a feeder connection according to claim 2, wherein when the first pilot, the reference pilot, and the third pilot are not in the same base station, the to-be-analyzed is calculated. The relevant coverage point coordinates of the current sector in the base station, specifically including:

When the reference pilot and the first pilot are in the same base station, and the third pilot belongs to a different base station, the mobile terminal is located in the third base station;

Calculating the current coverage point coordinates of the current sector in the to-be-analyzed base station according to the longitude and latitude of the third base station and the base station to be analyzed.

The method for detecting a feeder connection according to claim 2, wherein the calculation is based on whether the first pilot, the reference pilot, and the third pilot are in the same base station. Corresponding coverage point coordinates of the current sector in the base station to be analyzed, specifically including:

When the third pilot and the first pilot are in the same base station, and the reference pilot belongs to a different base station, or when the reference pilot and the third pilot are in the same base station, and the first pilot belongs to Positioning the mobile terminal in the second base station when different base stations are used;

Calculating the current coverage point coordinates of the current sector in the base station to be analyzed according to the longitude and latitude information of the second base station and the base station to be analyzed.

The method for detecting a feeder connection according to claim 2, wherein when the first pilot, the reference pilot, and the third pilot are not in the same base station, the current sector is calculated. Related coverage point coordinates, including:

When the first pilot, the reference pilot, and the third pilot are not in the same base station, obtain a first connection between the second base station and the third base station center point;

Determining a certain point on the first connecting line, the abscissa of the fixed point is calculated according to L1 = t 3 *L / ( t 2+ t 3 ), and the ordinate of the fixed point is according to L2 = t 2 *L / ( t 2+t 3 ) is calculated; the t 3 is a pilot strength of the third base station, and the t 2 is a pilot strength of the second base station;

Obtaining a second connection between a center point of the base station to be analyzed and the fixed point;

Calculating a coordinate of the second connection line on a unit circle centered on a center point of the base station to be analyzed, and the coordinates on the unit circle is the coverage point coordinates.

The method for detecting a feeder connection according to claim 1, wherein the determining that the feeder connection is abnormal according to the difference comprises:

When the difference of a sector is greater than a certain threshold, it is determined that the base station feeder connection to be analyzed has a back coverage result;

When the difference between two or more sectors is greater than a certain threshold, it is judged that the base station feeder connection to be analyzed has a reverse result.

The method for detecting a feeder connection according to claim 1, wherein the pilot parameter information is carried by a pilot strength measurement message PS or a routing update message RUM.

The method for detecting a feeder connection according to claim 1, wherein the content of the pilot parameter information comprises: a pseudo-random sequence PN and an intensity of a reference pilot, and a pseudo-random sequence phase PNPha se of a current pilot And strength, as well as maintaining identification information.

9. A device for detecting a feeder connection, comprising:

a receiving module, configured to receive, by the mobile terminal, a base station to be analyzed sent in a certain period of time Pilot parameter information for all sectors in the middle;

The apparatus for detecting a feeder connection according to claim 9, wherein the first calculation module comprises:

a first determining sub-module, configured to determine whether a first pilot is included in a pilot parameter information, where the base station where the first pilot is located is a base station to be analyzed; if yes,

a first acquiring submodule, configured to: when the result of the determining submodule is YES, obtain the strength of the second base station identifier and the reference pilot where the reference pilot is located in the pilot parameter information;

a second acquiring submodule, configured to acquire a third base station identifier and a third pilot strength where the third pilot is located, where the pilot strength is the first pilot and the reference guide in the pilot parameter information The strongest pilot outside the frequency;

And a first calculating submodule, configured to: when the first pilot, the reference pilot, and the third pilot are not in the same base station, calculate an associated coverage point coordinate of the current sector in the to-be-analyzed base station.

The apparatus for detecting a feeder connection according to claim 10, wherein the first calculation sub-module specifically includes:

a first positioning sub-module, when the reference pilot and the first pilot are in the same base station, and the third pilot belongs to a different base station, the mobile terminal is located in the third base station;

And a second calculating submodule, configured to calculate, according to the longitude and latitude of the third base station and the base station to be analyzed, a current coverage point coordinate of a current sector in the base station to be analyzed.

The apparatus for detecting a feeder connection according to claim 10, wherein the first calculation sub-module comprises:

a second positioning submodule, configured to: when the third pilot and the first pilot are in the same base station, and the reference pilot belongs to a different base station, or When the reference pilot and the third pilot are in the same base station, and the first pilot belongs to a different base station, the mobile terminal is located in the second base station;

And a third calculating submodule, configured to calculate, according to the longitude and latitude information of the second base station and the base station to be analyzed, a current coverage point coordinate of a current sector in the base station to be analyzed.

a third acquiring submodule, configured to acquire a first connection between the second base station and the third base station center point when the first pilot, the reference pilot, and the third pilot are not in the same base station;

Determining a sub-module, configured to determine a certain point on the first connecting line, where the abscissa of the fixed point is calculated according to LI = t 3*L/( t 2+t 3 ), and the ordinate of the fixed point is determined according to L2 = t2*L / (t2+t 3 ) is calculated; the t 3 is the pilot strength of the third base station, and the t2 is the pilot strength of the second base station;

a fourth obtaining submodule, configured to acquire a second connection between a center point of the base station to be analyzed and the fixed point;

And a fourth calculation submodule, configured to calculate coordinates of the second connection line on a unit circle centered on a center point of the base station to be analyzed, and the coordinates on the unit circle is the coverage point coordinates.

The device for detecting a feeder connection according to claim 9, wherein the determining module specifically includes:

a second determining sub-module, configured to: when a difference of a sector is greater than a certain threshold, determine that a result of the back coverage of the base station feeder connection to be analyzed is obtained;

The third determining sub-module is configured to determine, when the difference between the two or more sectors is greater than a certain threshold, the result that the base station feeder connection to be analyzed is connected incorrectly.

15. A system for detecting a feeder connection, comprising:

A method for detecting a feeder connection, comprising: receiving pilot parameter information including a sector of a base station to be analyzed transmitted by a mobile terminal within a certain period of time;

The method for detecting a feeder connection according to claim 16, wherein the calculating the coordinates of the relevant coverage point of the sector in the base station to be analyzed according to the pilot strength information comprises:

The method for detecting a feeder connection according to claim 17, wherein when the first pilot, the reference pilot, and the third pilot are not in the same base station, the to-be-analyzed is calculated. The relevant coverage point coordinates of the current sector in the base station, specifically including:

The method for detecting a feeder connection according to claim 17, wherein the calculating according to whether the first pilot, the reference pilot, and the third pilot are in the same base station Obtaining the relevant coverage point coordinates of the current sector in the base station to be analyzed, specifically: when the third pilot and the first pilot are in the same base station, and the reference pilot belongs to a different base station, or When the reference pilot and the third pilot are in the same base station, and the first pilot belongs to a different base station, the mobile terminal is located in the second base station;

The method for detecting a feeder connection according to claim 17, wherein when the first pilot, the reference pilot, and the third pilot are not in the same base station, the current sector is calculated. Related coverage point coordinates, including:

Determining a certain point on the first connecting line, the abscissa of the fixed point is calculated according to L1 = t 3*L/( t2+t 3 ), and the ordinate of the fixed point is according to L2 = t 2*L / (t 2+t 3 ) is calculated; the t 3 is a pilot strength of the third base station, and the t 2 is a pilot strength of the second base station;

21. A device for detecting a feeder connection, comprising:

a second calculating module, configured to calculate, according to the coordinate set, an average coverage angle of the sector when the pilot parameter information of the sector is analyzed;

The determining module is configured to determine, according to the difference, whether the feeder of the base station to be analyzed is connected properly. A system for detecting a feeder connection, characterized in that it comprises: a mobile terminal, configured to send pilot parameter information including a sector in a base station to be analyzed to a feeder detecting apparatus within a certain period of time;

a feeder detecting device, configured to calculate, according to the pilot parameter information, coordinates of a relevant coverage point of the sector in the base station to be analyzed; when the pilot parameter information of each sector is analyzed, Calculating an average coverage angle of the sector by calculating a coordinate set; calculating a difference between the average coverage angle and a direction angle of a base station sector in an engineering parameter table, and determining, according to the difference, whether a feeder of the base station to be analyzed is The connection is normal.