WO2012167534A1 - Procédé et dispositif de détection conçus pour un croisement de câble d'alimentation d'antenne - Google Patents

Procédé et dispositif de détection conçus pour un croisement de câble d'alimentation d'antenne Download PDF

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Publication number
WO2012167534A1
WO2012167534A1 PCT/CN2011/081554 CN2011081554W WO2012167534A1 WO 2012167534 A1 WO2012167534 A1 WO 2012167534A1 CN 2011081554 W CN2011081554 W CN 2011081554W WO 2012167534 A1 WO2012167534 A1 WO 2012167534A1
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WO
WIPO (PCT)
Prior art keywords
base station
antenna
user equipment
sector
measurement report
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2011/081554
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English (en)
Chinese (zh)
Inventor
陈新
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Priority to CN201180002412.3A priority Critical patent/CN102440023B/zh
Priority to PCT/CN2011/081554 priority patent/WO2012167534A1/fr
Publication of WO2012167534A1 publication Critical patent/WO2012167534A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/06—Testing, supervising or monitoring using simulated traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports

Definitions

  • the present invention relates to the field of communications technologies, and in particular, to a method and a device for detecting an antenna feed. Background technique
  • the base station With the large-scale application of the third generation (3 rd generation, 3G) network in the world, the base station also presents a variety of forms.
  • the composition of the base station site may include: an antenna, a feeder, a machine, etc., and the antenna is connected to the corresponding port of the machine through the feeder.
  • the range covered by the directional antenna of the base station is called "sector".
  • On-site construction is to install the above-mentioned devices of the base station site in accordance with the designed scheme. Due to the uneven quality of the construction, it is easy to connect the antenna to the unscheduled feeder, resulting in the wrong connection of the antenna or the reverse of the feeder of the adjacent cell. The hazard of the antenna being connected incorrectly or the feeder being connected is that the actual neighbor relationship of the base station is different from the network plan, resulting in a lower handover success rate. If the antennas and feeders of adjacent cells are cross-connected (hereinafter referred to as: antenna feeder crossover), the receiving effect of the diversity receiving antenna is degraded, resulting in a decrease in the coverage performance of the antenna, which ultimately affects the performance of the network.
  • antenna feeder crossover the antennas and feeders of adjacent cells are cross-connected
  • the method for detecting the antenna feeder crossover of the base station is mainly by a manual judgment method, that is, the engineer starts the base station uplink tracking, and observes the total received signal strength of each sector main set and the diversity port for a long time, and judges the signal according to experience. Direction, then compare the network planning data to determine whether the antenna is cross.
  • This method of detecting the antenna feed of the base station relies on human experience and is easy to judge errors.
  • Embodiments of the present invention provide a method and a device for detecting an antenna feed cross to solve the problems in the prior art.
  • An embodiment of the present invention provides a method for detecting an antenna feed cross, which includes:
  • An embodiment of the present invention provides a device for detecting antenna crossover, including:
  • an obtaining module configured to obtain a measurement report reported by the user equipment in a process of separately initiating a call in a sector covered by the base station per antenna;
  • a determining module configured to determine whether a corresponding port of each sector of the base station receives a signal at a reporting time of each measurement report, and obtains a determination result that all corresponding ports receive a signal
  • a detecting module configured to obtain a detection result of the antenna feed according to the measurement report, the determination result of whether the corresponding port receives the signal, and the network planning information of the base station.
  • a call is initiated in each sector covered by the antenna, and a measurement report of the user equipment is reported in the process of initiating the call, and it is determined whether the corresponding port of each sector of the base station receives the signal in the reporting time of each measurement report, and obtains all the signals.
  • the detection result of the antenna feed cross is obtained according to the measurement report, the determination result of whether the corresponding port receives the signal, and the network planning information of the base station.
  • the solution provided by the embodiment of the present invention effectively solves the problem that the method for detecting the antenna feeder crossover of the base station in the prior art needs to rely on human experience, and is easy to judge the error, and realizes the automatic detection of the antenna feeder crossover.
  • FIG. 1 is a flowchart of a method for detecting an antenna feed cross according to an embodiment of the present invention
  • FIG. 2 is a flowchart of a method for detecting an antenna feed cross according to another embodiment of the present invention
  • FIG. 3 is a schematic structural diagram of an antenna feeder cross detecting apparatus according to an embodiment of the present invention. detailed description
  • FIG. 1 is a flowchart of a method for detecting an antenna feed cross according to an embodiment of the present invention. As shown in FIG. 1 , the method includes:
  • Step 101 Operation Support System (OSS) obtains a measurement report reported by the user equipment (User Equipment, UE for short) in the process of initiating a call in each sector covered by the antenna of the base station.
  • OSS Operation Support System
  • the base station can work in a cellular network.
  • a base station working in a cellular network can have multiple antennas, serve multiple sectors, and support multiple transmissions (for example, one transmission and two reception, 1 Transmitter 2 Receivers, referred to as: 1T2R, or one transmission and four reception, referred to as For: 1T4R, etc.) configuration.
  • the antenna is connected to the top of the machine through the feeder, and the top of the machine is the port that rejects the top feeder.
  • Antennas that support multiple transmissions are usually placed at the top of the machine, so that the transmitter and one of the receivers share a set top.
  • the feeder may be connected to the wrong top port, which may cause the actual antenna direction to be inconsistent with the antenna direction of the network plan.
  • Each antenna of the base station covers a certain area, which is a sector, and a sector may include multiple cells.
  • the UE may initiate a call in the sector covered by one antenna of the base station. It can be understood that the UE is located in front of one antenna of the base station (optimally located in front of the antenna), and is preferably about 75 meters ahead of the antenna.
  • the UE may be a mobile phone with controllable power transmission or the like.
  • the measurement report of the UE may be collected by a radio network controller (Radio Network Controller, RNC for short), and the RNC may collect the measurement report of the UE by starting UE measurement.
  • the 0SS can obtain the measurement report of the UE by means of reporting by the RNC.
  • the measurement report of the UE is reported by the RNC, the measurement report of the UE needs to be time-stamped, that is, the reporting time of the measurement report of the UE, and the main purpose of the timestamp is to associate related information.
  • the quantity report can be, but is not limited to, carrying: ID of the UE camping cell, UE location latitude and longitude, scrambling code (Scramble, referred to as: SC), Received Signal Code Power (abbreviated as RSCP), and the like.
  • the UE location latitude and longitude is used to determine the actual geographic location where the UE is located.
  • the scrambling code is used to identify one cell within one carrier range of one RNC, and the RSCP is used to output pilot power.
  • the UE can uniquely locate one according to RSCP and SC. Community.
  • the UE provided by the embodiment of the present invention needs to have a positioning function, for example, with a Global Position System (GPS), so that the UE location and latitude can be carried in the measurement report and reported to the RNC. .
  • GPS Global Position System
  • Step 102 The OSS determines whether the corresponding port of each sector of the base station on the machine rejects the signal at the reporting time of each measurement report, and obtains a determination result of whether all the corresponding ports receive the signal.
  • the OSS can determine whether each sector receives a signal on the corresponding port on the machine rejection by collecting the Received Total Wideband Power (RTWP) value of the corresponding port of each sector of the base station. At the same time, it is necessary to record the collection time of each RTWP value.
  • RWP Received Total Wideband Power
  • the port receives the signal; if the RTWP value is less than or equal to the preset threshold (or bottom noise, such as 102dBm), the port does not receive To the signal.
  • the preset threshold or called noise floor, such as 102dBm
  • each sector has two corresponding ports on the machine, which are called main set and diversity. If the antenna is properly connected to the machine reject port through the feeder, when the UE initiates a call in the cell of the sector, the two corresponding ports on the sector that are rejected by the sector can receive the signal if the antenna passes the feeder. The connection with the machine rejects the port incorrectly.
  • the sector may have a port that does not receive a signal in the two corresponding ports on the machine.
  • the signal may be received. (Under normal circumstances, when the UE initiates a call in the cell of the sector, the corresponding port of the other sector is not received by the corresponding port.)
  • the use of 1 indicates that the port receives the signal
  • the use of 0 indicates that the port does not receive the signal.
  • receiving a signal or not receiving a signal is not limited to the expression of 1 and 0. The examples are only illustrated by taking 1 and 0 as examples, and are not intended to limit the scope of the present invention.
  • Step 103 Obtain a detection result of the antenna feed according to the measurement report, the determination result of whether the corresponding port receives the signal, and the network planning information of the base station.
  • step 103 may further include:
  • the network planning information of the base station includes at least: a scrambling code of the cell and planned geographic location information of the cell. It should be noted that, the embodiment of the present invention does not limit the execution order between the two constituent steps a and b in step 103, and may occur before b or after a occurs with b. occur.
  • the a in step 103 may include: querying network planning information of the base station according to the scrambling code of the UE camping area in the measurement report, and obtaining planned geographic location information corresponding to the scrambling code. If the planned geographical location information corresponding to the scrambling code is different from the geographical location information of the UE in the measurement report, it may be determined that the antenna is not connected to the correct transmitting port by the feeder connection. It should be noted that, in the case of one-shot dual-receiver, since the antenna of the base station supports diversity reception, the main set and the diversity of the sector corresponding to the coverage of the antenna can be used as the receiving port, and the transmitting port is generally integrated in the receiving port. On the primary set, therefore, if a in step 103 determines that the antenna is not connected to the correct transmission port, then the antenna is not properly connected to the transmission port of the primary set through the feeder.
  • the b in step 103 may specifically include: if a sector covered by one antenna of the base station is in the receiving port of the machine, some of the ports receive the signal, and some of the ports do not receive the signal, then it is determined that the antenna is not connected through the feeder. The machine refuses to be on the correct receiving port. If a sector covered by one antenna of the base station can receive signals on multiple receiving ports on the machine, there are two possibilities. One is that the antenna is correctly received by the feeder and the multiple receiving ports on the machine. There is also a connection, and the antenna is connected to the receiving port of the sector covered by the other antenna through the feeder incorrectly.
  • FIG. 2 is a flowchart of a method for detecting an antenna feed cross according to another embodiment of the present invention. As shown in FIG. 2, on the basis of the embodiment shown in FIG. 1, the method further includes:
  • Step 104 Determine, according to the scrambling code of the user equipment resident cell in the measurement report, an actual sector where the user equipment is located, and determine, according to the geographic location information of the user equipment in the measurement report, a predetermined sector where the user equipment is located, if the actual fan The area is different from the predetermined sector, and it is determined that the corresponding port of the predetermined sector on the machine is connected to the antenna corresponding to the actual sector.
  • Step 104 is described below in conjunction with a specific implementation:
  • the base station has 3 antennas covering 3 sectors.
  • the corresponding port of the sector to which the test cell belongs may receive the measurement report reported by the UE, and if the test cell belongs to the first sector, it is received.
  • the measurement report reported by the UE carries SC1 and GPS 1 , and the corresponding port of the second sector on the machine rejection and the corresponding port of the third sector on the machine rejection are not receiving the measurement report reported by the UE;
  • the test cell belongs to the second sector, and the received measurement report reported by the UE carries SC2 and GPS2, and the corresponding port of the first sector on the machine rejection and the corresponding port of the third sector on the machine rejection are received.
  • the measurement report reported by the UE if the test cell belongs to the third sector, the received measurement report reported by the UE carries SC3 and GPS3, and the corresponding port and the second sector of the first sector are rejected on the machine The corresponding port on the machine is not receiving the measurement report reported by the UE.
  • the foregoing information is represented in the form of an array, that is, in a normal case, that is, when there is no antenna feedover, when the UE camps on a certain test cell, that is, when a test cell initiates a call,
  • the data received by the antenna corresponding to the three sectors saved by the OSS can be saved in the form of the array Tx, as shown in the following three cases:
  • test cell belongs to the first sector:
  • ⁇ 1 ( 1 , 1 , SCI , GPS 1 )
  • T2 ( 0 , 0 , XX, ⁇ )
  • test cell belongs to the second sector:
  • Tl ( 0 , 0 , XX, ⁇ )
  • T2 ( 1 , 1 , SC2, GPS2 )
  • test cell belongs to the third sector:
  • ⁇ 3 ( 1 , 1 , SC3 , GPS3 )
  • the base station will have no signal received by the sector port. It is assumed that the data received by the sector of the base station can be represented as Rx, assuming that the UE makes a call in sector 1, if the OSS obtains one Group data can be expressed as:
  • R2 ( 1 , 0, SC2, GPS1 )
  • the OSS fills the measurement information of the UE into R2, but the GPS display is the first sector (GPS1, that is, the predetermined sector is the first sector), indicating that the UE should be in The position of the first sector, not the position of the second sector (GPS2, that is, the actual sector is the second sector).
  • GPS1 that is, the predetermined sector is the first sector
  • GPS2 that is, the actual sector is the second sector
  • the method for detecting the antenna feed is provided by the user equipment in the sector covered by each antenna of the base station, and the measurement report of the user equipment is reported in the process of initiating the call, and each base station is determined. Whether the sector corresponding port receives the signal at the reporting time of each measurement report, and obtains a determination result of whether all the corresponding ports receive the signal, according to the measurement report, whether the determination result of all the corresponding ports receives the signal, and the network planning information of the base station, Obtain the test result of the antenna feed cross.
  • the solution provided by the embodiment of the present invention effectively solves the problem that the method for detecting the antenna feeder crossover of the base station in the prior art needs to rely on human experience and is easy to judge the error, and realizes the automatic detection of the antenna feeder crossover.
  • FIG. 3 is a schematic structural diagram of an antenna feed detection device according to an embodiment of the present invention.
  • the device may be an OSS server, a computer integrated with an OSS, or a hardware device such as an RNC integrated with an OSS.
  • the device includes: an obtaining module 301, a determining module 302, and a detecting module 303.
  • the obtaining module 301 is configured to obtain a measurement report that is reported by the user equipment in the process of initiating a call in a sector covered by the antenna of each base station;
  • the determining module 302 is configured to determine whether the corresponding port of each sector of the base station receives a signal at the reporting time of each measurement report, and obtains a determination result of whether all the corresponding ports receive the signal;
  • the detecting module 303 is configured to use the corresponding report according to the measurement report. Whether the determination result of the signal and the network planning information of the base station are received, and the detection result of the antenna feed is obtained.
  • the obtaining module 301 may be an interface or a port in a hardware (such as a computer), and the determining module 302 and the detecting module 303 may be devices such as a CPU in hardware to perform an arithmetic function.
  • the detecting module 303 may include: a sending detecting unit and a receiving detecting unit.
  • the sending detecting unit is configured to determine, according to the measurement report and the network planning information of the base station, whether the antenna of each base station is connected to the sending port that the machine rejects the error; and the receiving detecting unit is configured to determine whether the signal is received according to whether all the corresponding ports of the determining module 302 receive the signal.
  • the network planning information of the base station at least includes: the scrambling code of the cell and the planned geographical location information of the cell.
  • the measurement report includes at least a scrambling code of the user equipment resident cell and geographic location information of the user equipment
  • the sending detection unit includes: a query subunit and a confirming stator unit.
  • the query subunit is configured to query the network planning information of the base station according to the scrambling code of the cell of the user equipment, and obtain the planned geographic location information corresponding to the scrambling code; and determine the sub-unit to use the planned geographical location information and the user corresponding to the scrambling code. If the geographical location information of the device is different, it is determined that the antenna and the machine refuse to connect to the wrong sending port.
  • a certain antenna of the base station includes two receiving ends
  • the receiving and detecting unit includes: a determining subunit, where a part of the receiving ends receive signals when the base station has one antenna, and part of the receiving end receives the signal, part If the receiving end does not receive the signal, it determines that the antenna and the machine reject the wrong receiving port connection.
  • the determining module 302 can include: a collecting unit and a determining unit.
  • the collecting unit is configured to collect, according to a reporting time of each measurement report, a broadband receiving total power RTWP value of a corresponding port of each sector of the base station; and the determining unit is configured to determine that the port receives the signal if the RTWP value is greater than or equal to a predetermined threshold. If the RTWP value is less than the predetermined threshold, it is determined that the port does not receive the signal.
  • the network planning information of the base station further includes: a longitude and a latitude of the base station, and a direction angle of the sector covered by the antenna; and the device may further include: a sector determining module.
  • the sector determining module includes: a receiving unit, a calculating unit, and a determining unit.
  • the sector determining module may also be a device that performs a transport function, such as a CPU in hardware.
  • the device may further include: a result module, configured to determine, according to the scrambling code of the user equipment resident cell in the measurement report, an actual sector where the user equipment is located; and determine the user according to the geographic location information of the user equipment in the measurement report The predetermined sector in which the device is located; if the actual sector is different from the predetermined sector, it is determined that the transmission port of the predetermined sector on the machine rejects the antenna connection corresponding to the actual sector.
  • a result module configured to determine, according to the scrambling code of the user equipment resident cell in the measurement report, an actual sector where the user equipment is located; and determine the user according to the geographic location information of the user equipment in the measurement report The predetermined sector in which the device is located; if the actual sector is different from the predetermined sector, it is determined that the transmission port of the predetermined sector on the machine rejects the antenna connection corresponding to the actual sector.
  • the detecting device of the antenna-introspecting device initiates a call in the sector covered by each antenna of the base station by the user equipment, and reports the measurement report of the user equipment in the process of initiating the call, and determines each fan of the base station. Whether the corresponding port of the area receives the signal at the reporting time of each measurement report, and obtains a determination result of whether all the corresponding ports receive the signal, and obtains according to the measurement report, the determination result of whether all the corresponding ports receive the signal, and the network planning information of the base station.
  • the result of the antenna feed cross test The solution provided by the embodiment of the present invention effectively solves the problem that the method for detecting the antenna feeder crossover of the base station in the prior art needs to rely on human experience and is easy to judge the error, and realizes the automatic detection of the antenna feeder crossover.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente invention concerne un procédé et un dispositif de détection conçus pour un croisement de câble d'alimentation d'antenne. Le procédé comprend les étapes consistant à obtenir les rapports de mesure transmis par un équipement d'abonné pendant le processus d'établissement d'appels par l'équipement d'abonné respectivement dans les secteurs couverts par chaque antenne d'une station de base ; déterminer si le port correspondant sur un boîtier de machine de chaque secteur de la station de base reçoit un signal pendant le temps d'établissement d'un rapport pour chaque rapport de mesure, puis obtenir le résultat de la détermination indiquant si tous les ports correspondants reçoivent des signaux ; et obtenir le résultat de la détection du croisement de câble d'alimentation d'antenne en fonction des rapports de mesure, du résultat de la détermination indiquant si tous les ports correspondants reçoivent des signaux et des informations de planification de réseau provenant de la station de base. Le dispositif comprend un module d'obtention, un module de détermination et un module de détection. La solution d'après la présente invention permet une détection automatique et efficace du croisement de câble d'alimentation d'antenne.
PCT/CN2011/081554 2011-10-31 2011-10-31 Procédé et dispositif de détection conçus pour un croisement de câble d'alimentation d'antenne Ceased WO2012167534A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201180002412.3A CN102440023B (zh) 2011-10-31 2011-10-31 天馈交叉的检测方法及设备
PCT/CN2011/081554 WO2012167534A1 (fr) 2011-10-31 2011-10-31 Procédé et dispositif de détection conçus pour un croisement de câble d'alimentation d'antenne

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PCT/CN2011/081554 WO2012167534A1 (fr) 2011-10-31 2011-10-31 Procédé et dispositif de détection conçus pour un croisement de câble d'alimentation d'antenne

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JP2018514983A (ja) * 2015-03-23 2018-06-07 ノキア ソリューションズ アンド ネットワークス オサケユキチュア 交差アンテナフィード検出のための方法及びシステム
CN112218326B (zh) * 2020-10-10 2022-12-27 锐迪科（重庆）微电子科技有限公司 测量方法、装置及设备

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CN101505489B (zh) * 2008-12-19 2011-02-16 华为技术有限公司 一种检测天馈设备接反的小区的方法和装置
CN102014415B (zh) * 2010-12-01 2014-07-02 中兴通讯股份有限公司 一种在线检测基站天馈系统的方法及基站系统及天线套件

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CN101257695A (zh) * 2008-03-25 2008-09-03 华为技术有限公司 一种载频和天馈连接的检测方法和装置
CN101516101A (zh) * 2009-03-17 2009-08-26 华为技术有限公司 一种检测馈线连接的方法、装置及系统
US20110190005A1 (en) * 2010-01-29 2011-08-04 Samsung Electronics Co., Ltd. Method and apparatus for determining location of user equipment in a communication system

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