WO2009000120A1 - Fonction de test de porteuse de carte d'abonné à bande étroite et procédé de test automatique de ligne d'abonné - Google Patents

Fonction de test de porteuse de carte d'abonné à bande étroite et procédé de test automatique de ligne d'abonné Download PDF

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Publication number
WO2009000120A1
WO2009000120A1 PCT/CN2007/003583 CN2007003583W WO2009000120A1 WO 2009000120 A1 WO2009000120 A1 WO 2009000120A1 CN 2007003583 W CN2007003583 W CN 2007003583W WO 2009000120 A1 WO2009000120 A1 WO 2009000120A1
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WO
WIPO (PCT)
Prior art keywords
line
user
subscriber
unit
narrowband
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/CN2007/003583
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English (en)
Chinese (zh)
Inventor
Huiyuan Song
Weihong Chen
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.)
ZTE Corp
Original Assignee
ZTE Corp
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 ZTE Corp filed Critical ZTE Corp
Publication of WO2009000120A1 publication Critical patent/WO2009000120A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/26—Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring
    • H04M3/28—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor
    • H04M3/30—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop
    • H04M3/305—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop testing of physical copper line parameters, e.g. capacitance or resistance
    • H04M3/306—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop testing of physical copper line parameters, e.g. capacitance or resistance for frequencies above the voice frequency, e.g. xDSL line qualification

Definitions

  • the present invention relates to the field of communications, and in particular, to a narrowband user board with a test function and an automatic test method for a subscriber line.
  • BACKGROUND OF THE INVENTION Existing telecommunication network systems have significantly increased in size and complexity to meet different telecommunication requirements of different users. In the actual application, if there is a fault, whether it can locate the fault in time and minimize the harm and impact caused by the fault is very important for the telecommunication network system. In order to operate and maintain the system efficiently in such a complex environment, the telecom operator has established a centralized management and maintenance system in its service center to monitor the alarm signals transmitted by the transmission equipment distributed in the area of 4 ⁇ wide. .
  • the maintenance system will perform related tests based on the alarms and use the test results to locate problems in the system.
  • network maintenance provides efficient processing methods, which has brought great convenience to users and saved considerable expenses for telecom operators.
  • maintenance is very difficult due to the large number of subscriber lines and the lack of effective means for automatic fault detection.
  • Some user circuit failures usually after the telecommunications bureau receives a user complaint, can perform fault location analysis, and must use special test equipment to test. This kind of maintenance method is relatively inefficient.
  • the dedicated test equipment occupies more system resources and is very passive. It cannot locate faults at one time, which is not conducive to improving user satisfaction.
  • the present invention provides a narrowband subscriber board having a test function.
  • the narrowband subscriber board of the present invention comprises: a subscriber line module for providing multiple subscriber lines and providing a narrowband voice call for the subscriber; and a test module for testing the subscriber line of the narrowband subscriber board or the external narrowband subscriber board .
  • the test module includes: a wire grabbing unit corresponding to the at least one subscriber line, a processing unit connected to the narrowband subscriber board, configured to perform line grabbing on the user line to be tested of the device under test; a conventional test unit, connected to The control unit of the device under test is used to test the internal line of the user, the external line of the user, and the state of the terminal phone, and test the AC voltage or DC voltage between the internal line of the user and the external line of the user, and determine whether there is a fault; the analog unit unit is connected to a control unit of the device under test, configured to provide at least one calling analog phone and at least one called analog phone, wherein the calling analog phone and the called analog phone are respectively connected to the user circuit to be tested and the subscriber line module a signal sound detecting unit connected to the control unit of the device under test for detecting an audio signal of the subscriber line module; a signal sound generating unit connected to the control unit of the device under test for generating an audio signal; and a billing detecting unit , connected to
  • the detecting module further includes: a relay unit configured to connect the analog telephone unit to provide an analog telephone to the user line to be tested, and the signal generating unit, the signal detecting unit, the charging detecting unit,
  • the conventional test unit is connected to the subscriber line to be tested.
  • the detecting module further includes: a communication channel unit, configured to implement communication between the detecting module and the control unit of the device under test.
  • the narrowband subscriber board is used as a normal narrowband subscriber board without testing. In the case of testing, the narrowband subscriber board tests the subscriber line thereon. In the case of testing, the narrowband subscriber board tests the subscriber line of the entire system. In the case of testing, the narrowband subscriber board performs joint service testing in conjunction with multiple subscriber lines thereon.
  • the user line automatic test method of the present invention comprises the following steps: Step S202: setting a line number of the calling user to be tested and the called user to be tested, and performing line grabbing on the user line to be tested by the line grabbing unit; step S204, passing the routine test
  • the unit detects the user internal line and the user external line of the subscriber line; in step S206, the analog telephone unit provides the calling analog telephone and the called analog telephone, and The calling analog telephone and the called analog telephone are respectively connected to the calling subscriber line to be tested and the called subscriber line to be tested; in step S208, the calling analog telephone picks up the phone and connects the signal sound generating unit and the signal sound detecting unit to the to-be-tested The called subscriber line; in step S210, the charging detecting unit detects the polarity of the user's inner line and the user's outside line of the user line to be tested and the charging signal, and the signal detecting unit detects the signal sound, and the signal sound generating unit generates the silent multi-frequency signal.
  • step S212 the called analog phone picks up the phone and connects another signal tone generating unit and the tone detecting unit to the called subscriber line to be tested; and in step S214, the charging detecting unit detects the calling party to be tested.
  • the polarity of the user's internal line and the user's outside line of the line, the signal tone detection unit of the calling subscriber line and the called subscriber line detect whether the signal tone during the call is correct, and verify whether the voice path is unblocked.
  • Each test module on the narrowband subscriber board is connected to the subscriber line of the narrowband subscriber board or the external subscriber board through the test network.
  • the invention can fully utilize the system user line resources under the premise of minimizing the system resource occupation, and can automatically detect the service condition of the user circuit and quickly locate the fault without manual intervention, so as to reduce the maintenance cost of the operator.
  • FIG. 2 is a flow chart of a preferred embodiment of the automatic test method of the present invention
  • FIG. 3 is an automatic test subscriber line of the present invention.
  • the present invention integrates the test module on the narrowband subscriber board, and simulates one end of each of the main and called subscriber circuit connected to the TDM switching unit. The telephone is then simulated by the calling analog telephone through the signal tone generating unit.
  • the called analog telephone After detecting the ringing, the called analog telephone is off-hook and connected with the calling analog telephone. Interworking DTMF signals to simulate the detection of the entire call process. This can simulate the working process of the subscriber line call, automatically detect the user circuit without human intervention, and can automatically detect the fault. At the same time, the user circuit can be periodically detected to prevent the fault from occurring. At the same time, the subscriber line can be flexibly selected, and the subscriber line of the board can be self-tested or confronted. Test the user line of the user board for testing, which improves the reliability of the test.
  • the present invention relates to an apparatus and method for both user line and test equipment, and more particularly to an apparatus and method for simultaneously providing a narrowband subscriber line in an access network (AN) and capable of testing all narrowband subscriber lines in the system.
  • AN access network
  • 1 is a schematic diagram of a preferred embodiment of a narrowband user board with a test function of the present invention.
  • the narrowband subscriber board with test function of the present invention includes: a subscriber line module (unit) 102, which provides a multi-user subscriber line for narrowband voice calls for ordinary users.
  • the subscriber line unit 1 ⁇ N is composed of a codec CODEC and a subscriber interface circuit SLIC (Subscriber Line Interface Circuit) chip, and provides seven functions (BORSCHT) of the basic analog subscriber line circuit of the subscriber circuit, and realizes the user terminal and the TDM switching network.
  • the connection can be used for a normal user's voice call, and can also be used to connect an analog phone as a calling or called party.
  • the test module 104 is used for testing the internal line, the outer line, and the service function of the subscriber line on the board and other user boards.
  • the test module further includes: an analog telephone unit 104-2, a signal sound generating unit 104-4, a signal sound detecting unit 104-6, a thread catching unit 104-8, a conventional testing unit 104-10, and a billing detecting unit 104-12. Wait.
  • the line grabbing unit is configured to perform line grabbing on the user circuit to be tested of the device to be tested. It is divided into the inner line and the outer line. It can be realized by relay. Grasping the inner line means forming a current loop with the central office and introducing the local terminal voltage; grasping the outer line means forming a loop with the user's telephone line.
  • the conventional test unit is used to test the internal and external lines (A and B lines) of the user and the terminal phone.
  • the i A and B lines are connected and the DC voltage is measured. It is judged whether there is a disconnection, a mixed line, or a lapped power line.
  • the phone cannot Ringing and other failures.
  • This module is tested by constant current source, A/D sampling, interface module, ringing module, for external equivalent resistance, capacitance, and transient response method.
  • the analog telephone unit provides at least one calling analog telephone and at least one called analog telephone, and the calling analog telephone and the called analog telephone are respectively connected to the user circuit to be tested and the user circuit list. Yuan.
  • the signal sound detecting unit is configured to detect an audio signal of the subscriber line module, such as a buzzer, a busy tone, a dial tone, a ring back tone, a DTMF, and the like.
  • This module is composed of an interface circuit, an A/D converter and an encoder.
  • the signal sound is converted into a digital signal by the signal sound detection module and output to the CPU.
  • the tone generating unit is used to generate an audio signal such as a buzzer, a busy tone, a dial tone, a DTMF, and the like.
  • This module is composed of a decoder, a D/A converter and a switching circuit. The sampling data of the desired audio analog signal can be generated by the CPU and output to the signal sound generating module, which is converted into an actual audio signal output.
  • the charging detection unit is configured to detect the polarity of the A and B lines of the user circuit to be tested, and detect whether a 16 kHz or 12 kHz charging signal of a reverse polarity, 16 kHz or 12 kHz signal is generated after the called subscriber line picks up the call.
  • the detection module further includes: a relay unit 104-14, configured to connect the analog telephone provided by the analog telephone unit to the user circuit to be tested, and the signal sound generating unit, the signal sound detecting unit, the billing detecting unit, and the routine
  • the test unit is connected to the user circuit to be tested.
  • the detection module further includes: a communication channel 104-16 for communication between the detection module and the control unit of the skin detecting device.
  • the CPU is the main controller that controls the detection module.
  • the present invention also provides a method for automatically testing the subscriber line service function: Step S202, providing the narrowband subscriber board with the test function of the present invention, set to be Test the line number of the calling user and the called user (this board user, other users of the system).
  • Step S204 the line grabbing unit performs line grabbing (measuring internal and external measurement), and connects the conventional test unit to perform internal line feeding of the user line, and the external line AC and DC voltage, insulation resistance, capacitance and the like are detected.
  • Step S206 the analog telephone unit provides a calling analog telephone and a called analog telephone, and the calling analog telephone and the called analog telephone are respectively connected to the to-be-tested calling subscriber circuit and the to-be-tested called subscriber circuit.
  • Step S208 the calling analog telephone is off-hook, and the signal sound generating unit, the signal sound detecting unit and the billing detecting unit are connected to the user circuit to be tested.
  • Step S210 the charging detecting unit detects the charging signals of the A and B lines of the user circuit to be tested, the signal sound detecting unit is to detect the signal sound, and the signal sound generating unit generates the DTMF signal to dial the called user.
  • Step S212 the called subscriber line is connected to the time division multiplexing switching unit, the called analog telephone is off-hook, and another signal tone generating unit and a signal tone detecting unit are connected to the called subscriber circuit to be tested.
  • Step S214 the charging detecting unit detects the polarity of the A and B lines of the calling subscriber line to be tested, and the signal tone detecting unit of the calling and called subscriber lines detects whether the signal tone of the calling process is correct, interworks with the DTMF signal, and verifies whether the voice channel is verified. Unblocked. 3 shows the flow of a preferred embodiment of the automatic test subscriber line method of the present invention.
  • the method specifically includes: Step S302: Receive a human-machine command of the automatic test subscriber line sent by the network management or the maintenance station, where the command includes the circuit number of the user to be detected for the calling party and the called party.
  • the line grabbing unit performs the line grabbing of the user circuit to be detected, and grasps the inner and outer lines at the same time.
  • Step S306 providing a relay unit, through which the conventional test unit is connected to the captured external line of the user to be tested, and the conventional test unit performs an external line test.
  • Step S308 connecting the conventional test unit to the internal line of the user to be tested, and performing a feed voltage test.
  • Step S310 providing a relay unit, respectively connecting the two sets of analog telephone unit, the signal sound generating unit, and the signal sound detecting unit to the relay unit
  • the calling and called subscriber circuits to be detected connect the charging detection unit to the calling subscriber circuit to be detected.
  • Step butterfly S312 after the analog phone connected to the calling subscriber circuit to be detected is off-hook, at this time, the tone detecting unit connected to the calling user detects the dial tone.
  • Step S314 generating a DTMF signal by the signal sound generating unit to perform analog dialing. After dialing the first number, the signal sound detecting unit detects whether there is a dial tone, and after detecting the number, detects whether there is a ring back tone, and connects to the called party user.
  • Step S316 after the analog telephone connected to the called subscriber circuit to be detected is off-hook, the analog call is established, and the charging detection unit detects whether there is a reverse pole and other charging signals.
  • Step S318, performing DTMF sending by the signal sound generating unit connected to the calling subscriber to-be-tested subscriber line, and connecting to the signal sound detecting unit of the called subscriber line to perform DTMF receiving, after receiving the specified number, and then connecting to The signal tone generating unit of the called subscriber line performs DTMF numbering, and the signal tone detecting unit connected to the calling subscriber to-be-tested subscriber line performs DTMF receiving.
  • Step S320 the analog telephone connected to the called user to be tested is hung, and the signal sound detecting unit connected to the calling user to be tested detects the busy tone.
  • Step S322 the analog phone connected to the calling user to be tested is hung up.
  • step S324 the subscriber line that has made the calling party is changed to the called party, and the called subscriber line is changed to the called party, and the test of steps S312 to S322 is performed.
  • step S326 the detection result is sent to the network management system or the maintenance station through the communication channel.
  • step S312 when any step is detected to confirm that a fault occurs, the test module directly jumps to step S324, and when step S324 is performed, when a fault is detected, step S326 is performed, and the fault is performed.
  • the result is ⁇ .
  • This embodiment starts from the man-machine command that is automatically tested by the network management or the maintenance station to the test module.
  • the maintenance personnel may issue a human-machine command through the network management or maintenance platform.
  • a policy of periodically executing the human-machine command may be set on the network management or maintenance platform, so that the reverse polarity of the detected user circuit may be periodically detected. Function, timely recorded in the alarm log when a fault occurs.
  • the invention can fully utilize the system user line resources under the premise of minimizing the system resource occupation, thereby automatically detecting the service condition of the user circuit and quickly locating the fault without manual intervention, so as to reduce the maintenance cost of the operator.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)

Abstract

La présente invention concerne une fonction de test de porteuse de carte d'abonné à bande étroite et un procédé pour le test automatique d'une ligne d'abonné. La carte d'abonné à bande étroite comprend : un module de ligne d'abonné, pour fournir plusieurs lignes d'abonné et fournir une communication du discours à bande étroite pour les utilisateurs, ainsi qu'un module de test, pour tester les lignes d'abonné sur la carte d'abonné à bande étroite ou la carte à bande étroite externe. L'invention peut utiliser efficacement et aussi peu que possible les ressources de la ligne d'abonné du système sur la base des ressources du système de coût, le test automatique sur le service de la ligne d'abonné est donc réalisé et la défaillance peut être située rapidement sans opération manuelle surchargée. Le coût de maintenance de la partie opérative est donc réduit.
PCT/CN2007/003583 2007-06-28 2007-12-13 Fonction de test de porteuse de carte d'abonné à bande étroite et procédé de test automatique de ligne d'abonné Ceased WO2009000120A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200710127529XA CN101079920B (zh) 2007-06-28 2007-06-28 具有测试功能的窄带用户板及用户线路自动测试方法
CN200710127529.X 2007-06-28

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WO2009000120A1 true WO2009000120A1 (fr) 2008-12-31

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Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101079920B (zh) * 2007-06-28 2011-11-23 中兴通讯股份有限公司 具有测试功能的窄带用户板及用户线路自动测试方法
CN101483384A (zh) * 2009-02-13 2009-07-15 中兴通讯股份有限公司 一种电源处理电路模块、用户电路系统及语音控制方法
CN101834954A (zh) * 2010-05-24 2010-09-15 中兴通讯股份有限公司 一种固定电话的线路检测装置及方法
CN102546966B (zh) * 2010-12-15 2014-12-10 中兴通讯股份有限公司 一种实现用户线路自测试的方法及无源光网络终端
CN102891937B (zh) * 2012-10-10 2015-04-08 烽火通信科技股份有限公司 语音终端设备的多功能线路测试板
CN105445597B (zh) * 2014-09-04 2018-11-06 上海唐盛信息科技有限公司 一种alcn用户板故障测试方法
CN106154096B (zh) * 2015-04-27 2019-12-10 中兴通讯股份有限公司 音频连接线检测方法和装置
CN106161141B (zh) * 2016-07-20 2019-02-12 国网江苏省电力公司苏州供电公司 通信线路自动测试系统

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CN101079920A (zh) * 2007-06-28 2007-11-28 中兴通讯股份有限公司 具有测试功能的窄带用户板及用户线路自动测试方法

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CN1290087A (zh) * 1999-12-30 2001-04-04 深圳市中兴通讯股份有限公司 宽带用户板与窄带用户板的混插装置
US20020196908A1 (en) * 2001-05-30 2002-12-26 Michael Hollenbeck Method and apparatus of testing a pots circuit and DSL circuit through a splitter
CN1571521A (zh) * 2003-07-12 2005-01-26 华为技术有限公司 一种数字用户线路的测试系统及测试方法
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