CN216795064U - Multi-path parallel automatic dialing detection device - Google Patents
Multi-path parallel automatic dialing detection device Download PDFInfo
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- CN216795064U CN216795064U CN202120169602.5U CN202120169602U CN216795064U CN 216795064 U CN216795064 U CN 216795064U CN 202120169602 U CN202120169602 U CN 202120169602U CN 216795064 U CN216795064 U CN 216795064U
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Abstract
The utility model discloses a multi-path parallel automatic dialing detection device, which comprises a dialing test processing module and a multi-path telephone interface circuit, wherein the multi-path telephone interface circuit is connected with the dialing test processing module; the dial testing processing module comprises a main control unit, an audio detection unit, a data sending and receiving unit, a data recording unit, an automatic response unit and a parameter setting unit; the audio detection unit, the data sending and receiving unit, the data recording unit, the automatic response unit and the parameter setting unit are all connected with the main control unit; the main control unit is connected with a plurality of paths of the telephone interface circuits; the audio detection unit is connected with the plurality of telephone interface circuits and is used for detecting each audio signal sent by the plurality of telephone interface circuits. The utility model can realize the dial test of multi-path voice telephone, and has the characteristics of multi-path, high speed, real time, high automation degree and the like.
Description
Technical Field
The utility model relates to the field of automatic dialing test systems for telephones, in particular to a multi-path parallel automatic dialing test device.
Background
At present, the traditional dial testing method usually adopts a manual mode, the work personnel are heavy in task, the work efficiency is low, and the time, the space and the data integrity are limited. Although the automatic dialing test products of the telephone are available in the market, the products have limited test functions or are too high in cost, and the requirements of mobile network operators are difficult to achieve in the 3G and 4G popular days.
SUMMERY OF THE UTILITY MODEL
In order to solve at least one of the above technical problems, an object of the present invention is to provide a multi-path parallel automatic dial detection apparatus.
The technical scheme adopted by the utility model is as follows:
the utility model comprises a multi-path parallel automatic dialing detection device, which comprises a dialing test processing module and a multi-path telephone interface circuit, wherein the multi-path telephone interface circuit is connected with the dialing test processing module;
the dial testing processing module comprises a main control unit, an audio detection unit, a data sending and receiving unit, a data recording unit, an automatic response unit and a parameter setting unit; the audio detection unit, the data sending and receiving unit, the data recording unit, the automatic response unit and the parameter setting unit are all connected with the main control unit;
the data sending and receiving unit is connected with the plurality of telephone interface circuits through a data bus; the main control unit is connected with the plurality of telephone interface circuits;
the audio detection unit is connected with the plurality of telephone interface circuits and is used for detecting each audio signal sent by the plurality of telephone interface circuits.
Furthermore, the device also comprises a network management computer, and the network management computer is connected with the dial testing processing module.
Furthermore, the network management computer establishes communication connection with the dial testing processing module through an RS-232 interface.
Further, the telephone interface circuit is packaged by a dual-tone multi-frequency transceiver chip.
Further, the telephone interface circuit has 64 paths.
Further, the apparatus may further comprise at least one of a SPC exchange and a telephone wiring device, and the 64-way telephone interface circuit may be connected to the SPC exchange or the telephone wiring device via a telephone line.
Further, 64 of the telephone interface circuits are connected in parallel to the SPC exchange or the telephone wiring device via telephone lines.
Further, a communication connection is established between the SPC exchange and the telephone wiring equipment and the digital communication network.
The utility model has the beneficial effects that:
the utility model can simultaneously carry out real-time high-speed parallel analysis and processing on the voice data of the multi-path telephone by a lower cost and a simple method through arranging the dial testing processing module and the multi-path telephone interface circuit and connecting the multi-path telephone interface circuit with the dial testing processing module, can realize the dial testing of the multi-path voice telephone, has the characteristics of multi-path, high speed, real time, high automation degree and the like, and has higher practical significance for the installation, cutting, maintenance and the like of intelligent wiring and program control exchange equipment.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, of which,
FIG. 1 is a schematic structural diagram of a multi-channel parallel automatic dialing detection device according to the present invention;
fig. 2 is a flow chart of the operation of the multi-channel parallel automatic dialing detection device of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings only for the convenience of description of the present invention and simplification of the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
The embodiments of the present application will be further explained with reference to the drawings.
Referring to fig. 1, the utility model provides a multi-path parallel automatic dialing detection device, which comprises a dialing test processing module and a multi-path telephone interface circuit, wherein the multi-path telephone interface circuit is connected with the dialing test processing module;
the dial testing processing module comprises a main control unit, an audio detection unit, a data sending and receiving unit, a data recording unit, an automatic response unit and a parameter setting unit; the audio detection unit, the data sending and receiving unit, the data recording unit, the automatic response unit and the parameter setting unit are all connected with the main control unit;
the data sending and receiving unit is connected with the plurality of telephone interface circuits through a data bus; the main control unit is connected with a plurality of paths of the telephone interface circuits;
the audio detection unit is connected with the plurality of telephone interface circuits and is used for detecting each audio signal sent by the plurality of telephone interface circuits.
In this embodiment, the main control unit sends corresponding control signals to the audio detection unit, the data recording unit, the automatic response unit and the parameter setting unit, so as to control the audio detection unit to detect each audio signal sent by the multiple telephone interface circuits, control the data recording unit to record corresponding detection results, control the automatic response unit to send dialing data or test sequence data or recording data, and control the parameter setting unit to set dialing parameters; meanwhile, the main control unit is further configured to send corresponding control signals to multiple paths of the telephone interface circuit to control the telephone interface circuit to operate in different modes, such as a call processing mode, a dual tone multi frequency signal (DTMF) mode, and a test mode.
Specifically, the device also comprises a network management computer, wherein the network management computer is connected with the dial testing processing module; the network management computer establishes communication connection with the dial testing processing module through an RS-232 interface;
in this embodiment, the network management computer can run serial communication software, can independently set each parameter of the 64-channel dial test, and collects the running information and the dial test result of the dial test processing module.
In an optional implementation mode, the telephone interface circuit is packaged by a dual-tone multi-frequency transceiver chip.
In this embodiment, the telephone interface circuit may be packaged by a dual-tone multi-frequency transceiver chip, and the telephone interface circuit may operate in different modes, such as a call processing mode, a dual-tone multi-frequency signal (DTMF) mode, and a test mode, according to a control signal sent by the main control unit, and may implement functions such as DTMF encoding/decoding, automatic pick-up/hang-up, automatic dialing, audio signal monitoring, and the like.
Specifically, the telephone interface circuit has 64 paths in total.
In this embodiment, the detection device can support a maximum 64-channel automatic parallel dialing test.
As an alternative embodiment, the apparatus further comprises at least one of a private branch exchange and a telephone wiring device, the 64-way telephone interface circuit is connected with the private branch exchange or the telephone wiring device through a telephone line; 64 telephone interface circuits are connected in parallel to the SPC exchange or the telephone wiring equipment through telephone lines;
in this embodiment, 64 telephone interface circuits are connected in parallel to the SPC exchange or the telephone wiring device via telephone lines, and the detection device can support automatic parallel dialing test of 64 telephone lines, so that effective basis and corresponding guidance can be provided for installation, cutting, maintenance and the like of intelligent wiring and SPC exchange according to the test result.
Specifically, the dial testing processing module can be designed and obtained through a programmable gate array (FPGA) chip xc7k325tffg900, and each unit of the dial testing processing module has the following functions:
the parameter setting unit is a Field Programmable Gate Array (FPGA) dial testing parameter setting unit, and can realize the initialization of each line dial testing parameter, wherein the dial testing parameters mainly comprise a line working mode (a main calling mode or a called mode), a dial testing number, a dial testing timing mode (timing dial testing or circulating dial testing), dial testing times, a dial testing switch and the like;
the audio detection unit is an FPGA audio detection processing unit, can realize the identification of an audio signal output after the processing of a dual-tone multi-frequency transceiver chip (MT8888), and supports the detection of dial tone, ringing tone, ring back tone, busy tone and blocking tone;
the data sending and receiving unit is an FPGA DTMF sending and receiving processing unit, and the main functions of the FPGA DTMF sending and receiving processing unit are as follows: the configuration processing of the working parameters of the MT8888 chip is realized; realizing the receiving processing of the voice data of the DTMF decoding of the MT8888 chip; according to the dial testing setting requirement, the user-defined dial testing data and the synthesized voice data in the FPGA are sent to the MT8888 chip.
The automatic response unit is an FPGA dial test automatic response processing unit, if the dial test circuit works in a called mode, the automatic response unit stores and receives voice data decoded by the MT8888, responds to a predefined test sequence after carrying out comparison analysis on the voice data and local preset test data, records a test result, counts call loss rate, and then prints and outputs the call loss rate through a serial port; if the dial testing circuit works in a calling mode, the dial testing circuit starts to monitor and receive audio signals or DTMF data fed back by the opposite terminal phone, compares the audio signals or DTMF data with local preset testing data for analysis, records a testing result, counts call loss rate and prints and outputs the result through a serial port.
The data recording unit is a dial test result data recording and processing unit and can analyze whether the opposite terminal phone is in a dial-in state or a busy state through the detected line audio type; meanwhile, the voice data decoded by the MT8888 is compared with the local preset test data for analysis, the analysis result is recorded, the call loss rate is counted, and the call loss rate is printed and output through a serial port.
The specific functions of the main control unit are as follows: if the dial test circuit works in a called mode, when the audio detection unit detects a ringing signal, the main control unit controls the telephone interface circuit to automatically pick up the telephone, controls the data recording unit to store the received voice data decoded by the MT8888, responds to a predefined test sequence after carrying out comparison analysis on the voice data and the local preset test data, records a test result, counts call loss rate, and prints and outputs the voice data through a serial port; if the dial testing circuit works in a calling mode, after dialing is successful, the automatic answering unit is controlled to actively send self-defined test data or synthesized voice data to the MT8888 chip, after sending is completed, the automatic answering unit starts to monitor and receive audio signals or DTMF data fed back by an opposite terminal phone, after comparison and analysis are carried out on the audio signals or DTMF data and local preset test data, a predefined test sequence is responded, a test result is recorded, call loss rate is counted, and printing and outputting are carried out through a serial port.
Specifically, the detection process of the multi-path parallel automatic dialing detection device comprises a calling working process and a called working process, wherein the calling working process is as follows:
the network management computer configures parameters such as the telephone number of a calling home terminal, voice test data (recording data or test data) and the times of cycle test to an automatic test parameter cache unit of the FPGA through an Ethernet port, and the test parameters of each speech path are configured independently;
the dial testing processing module starts each path to perform automatic dial testing according to the configured testing parameters, counts the testing times, and performs testing task ending scheduling processing according to testing task indexes;
after the test task is started, the main control unit sends an off-hook control signal to the multi-path telephone interface circuit, controls the audio detection unit to start audio detection, controls the automatic answering unit to send dialing data and complete a dialing process if a dialing audio is detected, starts to enter ring-back tone detection after dialing is successful, and indicates that the telephone is successfully dialed if the ring-back tone is detected, otherwise, the dialing fails; if the dial tone can not be detected, the on-hook returns to restart the next test until the set test times are finished and the test is stopped; in the test process, the measured and counted data are as follows: performance indexes such as dial tone frequency and mutual loss rate.
The called working process is as follows:
the network management computer configures parameters such as telephone numbers, voice test data (recording data or test data) and the times of cycle tests of the called end to an automatic test parameter cache unit of the FPGA through the Ethernet port, and the test parameters of each speech path are configured independently; the dial testing processing module starts each path to perform automatic dial testing according to the configured testing parameters, counts the testing times, and performs testing task ending scheduling processing according to testing task indexes;
after the test task is started, the main control unit sends a ringing monitoring signal to the multi-channel telephone interface circuit, if the audio detection unit detects a valid ringing signal, the main control unit controls the telephone interface circuit to start off-hook and switch to a DTMF processing mode, then the main control unit controls the automatic response processing unit to send test sequence data or recording data, after the data is sent, the on-hook quits and returns to the initial state of re-entering, and waits for the next called processing cycle until the set test times are completed and the operation is stopped.
Specifically, referring to fig. 2, the work flow of the multi-path parallel automatic dialing detection apparatus according to this embodiment is as follows:
(1) the network management computer sends configuration parameters (line calling/called mode, dial testing number, dial testing time mode (timing dial testing/cycle dial testing), dial testing times and dial testing switch) to the FPGA chip through the PC serial port tool;
(2) initializing dial testing parameters;
(3) starting dial testing;
(4) selecting a line working mode, wherein a calling mode or a called mode can be selected;
(5) if the calling mode is the calling mode, executing the working process of the calling mode;
(6) if the calling mode is the called mode, the working process of the called mode is executed.
In summary, the multi-path parallel automatic dialing detection apparatus described in this embodiment has the following advantages:
in the embodiment, by setting the dial testing processing module and the multi-path telephone interface circuit and connecting the multi-path telephone interface circuit with the dial testing processing module, the dial testing of the multi-path voice telephone can be realized by simultaneously carrying out real-time high-speed parallel analysis processing on multi-path telephone voice data with lower cost and a simple method, and the dial testing device has the characteristics of multi-path, high speed, real time, high automation degree and the like, and has higher practical significance for the installation, cutting connection, maintenance and the like of intelligent wiring and program-controlled switching equipment.
While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are included in the scope of the present invention defined by the claims.
Claims (8)
1. A multipath parallel automatic dialing detection device is characterized by comprising a dialing test processing module and multipath telephone interface circuits, wherein the multipath telephone interface circuits are all connected with the dialing test processing module;
the dial testing processing module comprises a main control unit, an audio detection unit, a data sending and receiving unit, a data recording unit, an automatic response unit and a parameter setting unit; the audio detection unit, the data sending and receiving unit, the data recording unit, the automatic response unit and the parameter setting unit are all connected with the main control unit;
the data sending and receiving unit is connected with the plurality of telephone interface circuits through a data bus; the main control unit is connected with a plurality of paths of the telephone interface circuits;
the audio detection unit is connected with the plurality of telephone interface circuits and is used for detecting each audio signal sent by the plurality of telephone interface circuits.
2. The device according to claim 1, further comprising a network management computer, wherein the network management computer is connected to the dial testing module.
3. The device according to claim 2, wherein the network management computer establishes a communication connection with the dial testing processing module through an RS-232 interface.
4. The apparatus of claim 1, wherein the phone interface circuit is packaged with a dual tone multi-frequency transceiver chip.
5. The device according to claim 4, wherein said phone interface circuit has 64 paths.
6. The apparatus of claim 5, further comprising at least one of a SPC exchange and a telephone wiring device, wherein 64 of the telephone interface circuits are connected to the SPC exchange or the telephone wiring device via telephone lines.
7. The apparatus of claim 6, wherein 64 of said phone interface circuits are connected in parallel to said SPC exchange or to a telephone wiring device via telephone lines.
8. The apparatus according to claim 6, wherein the SPC exchange and the telephone wiring device are communicatively connected to a digital communication network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202120169602.5U CN216795064U (en) | 2021-01-21 | 2021-01-21 | Multi-path parallel automatic dialing detection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120169602.5U CN216795064U (en) | 2021-01-21 | 2021-01-21 | Multi-path parallel automatic dialing detection device |
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| CN216795064U true CN216795064U (en) | 2022-06-21 |
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| CN202120169602.5U Active CN216795064U (en) | 2021-01-21 | 2021-01-21 | Multi-path parallel automatic dialing detection device |
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