CN115361313A - Wireless communication comprehensive test maintenance system and test method - Google Patents

Wireless communication comprehensive test maintenance system and test method Download PDF

Info

Publication number
CN115361313A
CN115361313A CN202210816171.6A CN202210816171A CN115361313A CN 115361313 A CN115361313 A CN 115361313A CN 202210816171 A CN202210816171 A CN 202210816171A CN 115361313 A CN115361313 A CN 115361313A
Authority
CN
China
Prior art keywords
pin
wireless communication
path
comprehensive tester
test
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.)
Granted
Application number
CN202210816171.6A
Other languages
Chinese (zh)
Other versions
CN115361313B (en
Inventor
杨海涛
徐运涛
康云
陈桂林
胡健
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.)
National University of Defense Technology
Original Assignee
National University of Defense Technology
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 National University of Defense Technology filed Critical National University of Defense Technology
Priority to CN202210816171.6A priority Critical patent/CN115361313B/en
Publication of CN115361313A publication Critical patent/CN115361313A/en
Application granted granted Critical
Publication of CN115361313B publication Critical patent/CN115361313B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • H04L43/0805—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability
    • H04L43/0817—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability by checking functioning
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/10—Monitoring; Testing of transmitters
    • H04B17/11—Monitoring; Testing of transmitters for calibration
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • H04B17/21—Monitoring; Testing of receivers for calibration; for correcting measurements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/50—Testing arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/02—Constructional details
    • H04Q1/028—Subscriber network interface devices

Abstract

The invention discloses a wireless communication comprehensive test maintenance system and a test method, wherein the test maintenance system comprises various tested radio stations, a wireless communication comprehensive tester and a standard instrument which are connected through a comprehensive test tool, and the test connection of the various tested radio stations, the comprehensive test tool, the wireless communication comprehensive tester and the standard instrument can be completed at one time. In the test process, the portable computer is connected with the comprehensive test tool and the wireless communication comprehensive tester through the network HUB, and controls the state and the test result of the standard instrument to be read and written through the GPIB. During function test, the control software on the portable computer performs full-automatic control of the test flow to each wireless communication comprehensive tester and test tool through the network port of the network HUB in the test process, and simultaneously records the test result every time. The test maintenance system can obviously reduce the connection times of the test cable and improve the reliability of the test result.

Description

Wireless communication comprehensive test maintenance system and test method
Technical Field
The invention relates to the technical field of radio station testing devices, in particular to a wireless communication comprehensive testing and maintaining system and a testing method.
Background
In the production test process of the comprehensive tester, the number of samples of a general comprehensive tester is more than dozens, the type and the model of a tested electric station are more than dozens, and the number of standard instruments used for calibration is four or five, so that when a traditional one-to-one connection mode is adopted for testing (as shown in figure 1), a plurality of types of standard test instruments are required for calibrating related indexes (as shown in figure 2), a single reliability test needs to be connected for m multiplied by n times, and a calibration test needs to be connected for m multiplied by 5 times, which means that m multiplied by (n + 5) times of cable connection needs to be completed every time the production test of the comprehensive tester is completed, and the number of cable connection times is sharply increased along with the increase of the number of samples and the type and the model of a radio station. The traditional method for respectively connecting each type of radio station and standard test instrument with each comprehensive tester of a sample for production test mainly has the following defects: 1) The test connection is frequent and tedious, and the test connector is easy to damage due to too many plugging times; 2) Because the test connection times are more, the reliability of the test result is poor due to unreliable cable connection; 3) The testing time is too long because the cable connection and switching in the production testing process are not fully automatic.
Disclosure of Invention
The invention aims to solve the technical problem of how to provide a wireless communication comprehensive test maintenance system which can reduce the connection times of test cables and improve the reliability of test results.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: the utility model provides a wireless communication integrated test maintenance system which characterized in that: the device comprises a comprehensive testing tool of a wireless communication comprehensive tester, wherein the tool is connected with a plurality of stations to be tested through a radio frequency interface, an audio interface and a data control interface; the tool is respectively connected with various standard instruments through a plurality of radio frequency interfaces and test interfaces; the tool is connected with the plurality of wireless communication comprehensive testers through a radio frequency interface, an audio interface and a data control interface respectively; the system comprises a plurality of standard instruments, a plurality of wireless communication comprehensive testers, a network HUB and a portable computer, wherein the plurality of standard instruments are connected with the portable computer through GPIB interfaces; in the test process, the portable computer is connected with the comprehensive test tool and the wireless communication comprehensive tester through the network HUB, and controls the state and the test result of the standard instrument to be read and written through the GPIB interface; during function test, the control software on the portable machine performs full-automatic control of the test flow to each wireless communication comprehensive tester and test tool through the network port of the network HUB in the test process, and simultaneously records the test result of each time; during calibration test, the standard instrument needs to be programmed through a GPIB interface to complete the calibration test.
The invention also discloses a method for testing the wireless communication comprehensive tester and the tested electric platform, which uses the test maintenance system and is characterized by comprising the following steps:
initializing the comprehensive test tool of the wireless communication comprehensive tester;
sending a coaxial module switching command, and connecting the y-th comprehensive tester and the x-th tested electric platform;
sending an audio receiving and transmitting matrix switch switching command, and connecting the yth comprehensive tester and the xth tested station;
sending a data receiving and transmitting matrix switch switching command, and connecting the yth comprehensive tester and the xth tested station;
starting a y-th comprehensive tester to perform conventional radio station testing;
and judging whether all the wireless communication comprehensive testers and all the tested stations are tested, and if not, repeating the steps until all the tests are finished.
The invention also discloses a method for calibrating and testing the wireless communication comprehensive tester and a plurality of standard instruments, and the test maintenance system is used and is characterized by comprising the following steps:
initializing the comprehensive test tool of the wireless communication comprehensive tester;
sending a coaxial module switching command, and connecting a y-th comprehensive tester and a power meter;
starting an output power calibration test of a signal source of the comprehensive tester;
sending a coaxial module switching command, and connecting a y-th comprehensive tester and a frequency meter;
starting an output frequency calibration test of a signal source of the comprehensive tester;
sending a coaxial module switching command, and connecting a y-th comprehensive tester and a spectrometer;
starting a modulation calibration test of a signal source of the comprehensive tester;
sending a coaxial module switching command, and connecting the y-th comprehensive tester and a radio frequency signal source;
starting a calibration test of the comprehensive tester power meter;
the above process is repeated until all the integrated testers complete the calibration test.
The invention also discloses a method for testing the true value of the tested electric platform by the standard instrument, and the test maintenance system is used, and is characterized by comprising the following steps:
initializing the comprehensive test tool of the wireless communication comprehensive tester;
sending a coaxial module switching command, and connecting the y-th tested electric stand and a power meter;
starting the tested electric platform and testing the output power;
sending a coaxial module switching command, and connecting the y-th tested electric stand and a frequency meter;
starting the tested electric platform and outputting a frequency test;
sending a coaxial module switching command, and connecting the y-th tested station and the frequency spectrograph;
starting the tested electric platform and outputting a modulation test;
sending a coaxial module switching command, and connecting the y-th tested station and a radio frequency signal source;
starting the tested electric platform to test the sensitivity;
and repeating the process until all the stations to be tested are tested.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: the system is provided with the test tool, and the test tool is used for testing, so that the connection times of the test cable are greatly reduced, the reliability of the test process and the consistency of the test result are improved, the test time is greatly shortened, and the test efficiency is improved. The test scheme can also realize the expansion of the comprehensive test tool by replacing the coaxial switches of the corresponding ports and adopting the coaxial switches with more ports according to the specific quantity of the comprehensive test instruments and the tested radio station models.
Drawings
The invention is described in further detail below with reference to the drawings and the detailed description.
FIG. 1 is a prior art reliability test connection diagram;
FIG. 2 is a prior art calibration test connection;
FIG. 3 is a logic block diagram of a test maintenance system according to an embodiment of the present invention;
FIG. 4 is a functional block diagram of a test and repair system according to an embodiment of the present invention;
FIG. 5 is a logic block diagram of a test maintenance system according to an embodiment of the present invention;
fig. 6 is a schematic diagram of a main control module in the system according to the embodiment of the present invention;
FIG. 7 is a schematic diagram of the switching control of the coaxial switch in the system according to the embodiment of the present invention;
FIG. 8 is a schematic diagram of an audio transmit receive matrix switch module in the system according to an embodiment of the invention;
FIG. 9 is a schematic diagram of a data transceiver matrix switch module in the system according to an embodiment of the present invention;
FIG. 10 is a flow chart of the integrated tester and the tested electric stand;
FIG. 11 is a flow chart of a calibration test performed by the integrated tester and the standard instrument;
FIG. 12 is a flow chart of the standard instrument performing the actual value test on the tested platform;
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
In the production test process of the wireless comprehensive tester, the test mainly relates to two aspects of tests, namely, the function test with a tested electric platform, and mainly verifying whether the test function is complete; and secondly, the test and calibration with a standard instrument are carried out, and the accuracy and reliability of the test result are mainly ensured. Fig. 3 is a logic block diagram of a comprehensive test tool of the wireless communication comprehensive tester.
As shown in fig. 4, the embodiment of the invention discloses a wireless communication comprehensive test maintenance system, which comprises a wireless communication comprehensive tester comprehensive test tool, wherein the tool is connected with a plurality of tested radio stations through a radio frequency interface, an audio interface and a data control interface; the tool is respectively connected with various standard instruments through a plurality of radio frequency interfaces and test interfaces; the tool is connected with the plurality of wireless communication comprehensive testers through a radio frequency interface, an audio interface and a data control interface respectively; the system comprises a plurality of standard instruments, a plurality of wireless communication comprehensive testers, a network HUB and a portable computer, wherein the standard instruments are connected with the portable computer through GPIB interfaces;
in fig. 4, the various types of radio stations to be tested, the integrated wireless communication tester and the standard instrument are connected through the integrated test fixture, and the test connection of the various types of radio stations to be tested, the integrated wireless communication tester and the standard instrument can be completed at one time. In the test process, the portable computer is connected with the comprehensive test tool and the wireless communication comprehensive tester through the network HUB, and controls the state and the test result of the standard instrument to be read and written through the GPIB. During function test, the control software on the portable computer performs full-automatic control of the test flow to each wireless communication comprehensive tester and test tool through the network port of the network HUB in the test process, and simultaneously records the test result of each time; during calibration test, besides the control of the network port, the standard instrument needs to be programmed through the GPIB port to complete the calibration test.
The comprehensive test tool in fig. 5 mainly includes a main control module, a 4-selected coaxial switch module, an m-selected coaxial switch module, an n-selected coaxial switch module, three two-or-one coaxial switch modules, an mxn audio receiving matrix switch module, an mxn audio transmitting matrix switch module, an mxn data receiving matrix switch module, an mxn data transmitting matrix switch module, and a power supply module.
The main control module has the functions of: the analysis of the network port data is completed, the on-off switching control is respectively carried out on the coaxial switch module, the audio receiving matrix switch module, the audio transmitting matrix switch module, the data receiving matrix switch module and the data transmitting matrix switch module through the control interface, and the function test of the wireless communication comprehensive tester and the corresponding tested stations and the calibration test of the wireless communication comprehensive tester and the standard instrument are completed; as shown in fig. 6, in the actual design process, an ATMEGA128L single-chip microcomputer system is used as a main control part to cooperate with a peripheral circuit and a serial port-to-ethernet module to complete the design of main control hardware.
n selects the function of a coaxial switch module: the function of switching and connecting the radio frequency antenna port of the n-type tested electric station to the radio frequency ports of the m wireless communication comprehensive testers or the radio frequency ports of the standard instruments is completed, as shown in fig. 5, wherein n ends of n-type selected coaxial switch modules are respectively connected with the antenna end of the n-type tested electric station, a common end of the other end of the n-type selected coaxial switch modules is connected with a common end of one of two or more coaxial switches, and the other two ports of the one of two or more coaxial switches are connected with the other two or more coaxial switches to form a triangular connection relation;
m selects the function of a coaxial switch module: the function of switching and connecting m wireless communication comprehensive testers to an n-type radio frequency port of a tested platform or a radio frequency port of a standard instrument is completed, as shown in fig. 5, wherein m ends of m-select coaxial switch modules are respectively connected with antenna ends of m wireless communication comprehensive testers, a common end of the other end of each m-select coaxial switch module is connected with a common end of one of two-select coaxial switches, and the other two ports of the one-select coaxial switch are connected with the other two one-select coaxial switches to form a triangular connection relation;
and fourthly, selecting the functions of a coaxial switch module: the function of switching and connecting a four-type standard instrument to a radio frequency port of an n-type tested station or radio frequency ports of m wireless communication comprehensive testers is completed, as shown in fig. 5, four ports of a four-selection coaxial switch module are respectively connected with radio frequency ends of a power meter, a frequency spectrograph and a radio frequency signal source, a common end of the other end is connected with a common end of an alternative coaxial switch, and the other two ports of the alternative coaxial switch are connected with other two alternative coaxial switches to form a triangular connection relation;
fig. 7 is a schematic diagram of switching of coaxial switches of a four-type radio station to be tested, four standard instruments and two integrated wireless communication testers, two four-to-one coaxial switches and four two-to-one coaxial switches are used in fig. 7, the master control module controls the six coaxial switches respectively through the a end and the B end of the RS485 bus to complete switching of radio frequency interfaces, and it should be noted that if the numbers of the radio station to be tested, the standard instruments and the integrated wireless communication testers need to be expanded, coaxial switches with more ports need to be selected for the corresponding coaxial switches.
As shown in fig. 7, the wireless communication comprehensive tester comprises a coaxial switch J1-a coaxial switch J6, wherein pins 2 and 3 of the coaxial switch J1 are respectively connected with radio frequency antenna ports of two wireless communication comprehensive testers, and pins 2, 3, 4 and 5 of the coaxial switch J6 are respectively connected with radio frequency ports of four standard instruments; the pin 8 of the J1 is grounded, the pin 7 of the J1 is connected with the pin 7 of the J2, the pin 8 of the J1 is connected with the pin 8 of the J2, the pin 1 of the J1 is connected with the pin 1 of the J2, the pin 6 of the J1 is connected with the pin 6 of the J2, and the pin 5 of the J1 is connected with the pin 5 of the J2; the 8 pin of the J6 is grounded, the 9 pin of the J6 is connected with the 7 pin of the J4, the 10 pin of the J6 is connected with the 8 pin of the J4, the 1 pin of the J6 is connected with the 1 pin of the J4, the 6 pin of the J6 is connected with the 5 pin of the J4, and the 7 pin of the J6 is connected with the 6 pin of the J4; the 2 pin of the J2 is connected with the 2 pin of the J4, the 4 pin of the J2 is connected with the 4 pin of the J4 and the 4 pin of the J3, the 3 pin of the J2 is connected with the 3 pin of the J3, and the 3 pin of the J4 is connected with the 2 pin of the J3; the 1 pin of the J3 is connected with the 1 pin of the J5, the 6 pins of the J3 are connected with the 7 pins of the J5, the 5 pins of the J3 are connected with the 6 pins of the J5, the 8 pins of the J3 are connected with the 10 pins of the J5, the 7 pins of the J3 are connected with the 9 pins of the J5, and the 2 pins, the 3 pins, the 4 pins and the 5 pins of the J5 are respectively connected with a radio frequency port of a type 4 tested electric platform.
The function of the mxn audio receiving matrix switch module is: the switching function from the audio output ports of the multiple tested electric stations to the audio input ports of the wireless communication comprehensive testers is completed, wherein n ends of the mxn audio receiving matrix switch module are respectively connected with the audio output ports of the n tested electric stations, and m ends of the mxn audio receiving matrix switch module are respectively connected with the audio input interfaces of the m wireless communication comprehensive testers;
the function of the m × n audio transmit matrix switch module is as follows: the switching function from the audio input ports of the multiple tested electric stations to the audio output ports of all the wireless communication comprehensive testers is completed, wherein n ends of the mxn audio matrix switch module are respectively connected with the audio input ports of n tested electric stations, and m ends of the mxn audio matrix switch module are respectively connected with the audio output ports of m wireless communication comprehensive testers;
FIG. 8 is a schematic diagram of an audio frequency transceiving matrix switch module, in which an ohm dragon G6K-2P-Y double-pole double-throw relay is mainly used, an NPN type triode 9013 used by the triode completes the on-off control of the relay, and the audio frequency transceiving and the audio frequency transmitting are controlled in two ways by the on-off switching of the relay, thereby completing the test connection switching function of the audio frequency port of the tested station and the audio frequency port of the wireless communication comprehensive tester
As shown in fig. 8, the pin 1 of the relay K-a11 is divided into two paths, the first path is connected to the 5V power supply through the resistor R11, the second path is connected to the negative electrode of the diode D-a11, the pin 2 and the pin 7 of the K-a11 are suspended, the pin 3 of the K-a11 is connected to the AI1 end of the tested station, the pin 4 of the K-a11 is connected to the AO1 'end of the wireless communication comprehensive tester, the pin 5 of the K-a11 is connected to the AI 1' end of the wireless communication comprehensive tester, the pin 6 of the K-a11 is connected to the AI2 'end of the comprehensive tester, the pin 8 of the K-a11 is divided into two paths, the first path is connected to the positive electrode of the diode D-a11, the second path is connected to the collector electrode of the triode J-a11, the emitter of the J-a11 is grounded, and the base electrode of the J-a11 is connected to the control end of the main control module through the resistor R11';
the 1 pin of the relay K-A12 is divided into two paths, the first path is connected with a 5V power supply through a resistor R12, the second path is connected with the cathode of a diode D-A12, the 2 pin and the 7 pin of the K-A12 are suspended, the 3 pin of the K-A12 is connected with the AI2 end of a tested station, the 4 pin of the K-A12 is connected with the AO1 'end of a wireless communication comprehensive tester, the 5 pin of the K-A12 is connected with the AI 1' end of the wireless communication comprehensive tester, the 6 pin of the K-A12 is connected with the AI2 'end of the comprehensive tester, the 8 pin of the K-A12 is divided into two paths, the first path is connected with the anode of the diode D-A12, the second path is connected with the collector electrode of a triode J-A12, the emitter of the J-A12 is grounded, and the base electrode of the J-A12 is connected with the control end of the main control module through the resistor R12';
the 1 pin of the relay K-A13 is divided into two paths, the first path is connected with a 5V power supply through a resistor R13, the second path is connected with the cathode of a diode D-A13, the 2 pin and the 7 pin of the K-A13 are suspended, the 3 pin of the K-A13 is connected with the AI3 end of a tested electric station, the 4 pin of the K-A13 is connected with the AO1 'end of a wireless communication comprehensive tester, the 5 pin of the K-A13 is connected with the AI 1' end of the wireless communication comprehensive tester, the 6 pin of the K-A13 is connected with the AI2 'end of the comprehensive tester, the 8 pin of the K-A13 is divided into two paths, the first path is connected with the anode of the diode D-A13, the second path is connected with the collector electrode of a triode J-A13, the emitter of the J-A13 is grounded, and the base electrode of the J-A13 is connected with the control end of the main control module through the resistor R13';
the 1 pin of the relay K-A14 is divided into two paths, the first path is connected with a 5V power supply through a resistor R14, the second path is connected with the cathode of a diode D-A14, the 2 pin and the 7 pin of the K-A14 are suspended, the 3 pin of the K-A14 is connected with the AI4 end of a tested electric station, the 4 pin of the K-A14 is connected with the AO1 'end of a wireless communication comprehensive tester, the 5 pin of the K-A14 is connected with the AI 1' end of the wireless communication comprehensive tester, the 6 pin of the K-A14 is connected with the AI2 'end of the comprehensive tester, the 8 pin of the K-A14 is divided into two paths, the first path is connected with the anode of the diode D-A14, the second path is connected with the collector electrode of a triode J-A14, the emitter of the J-A14 is grounded, and the base electrode of the J-A14 is connected with the control end of the main control module through the resistor R14';
the 1 pin of the relay K-A21 is divided into two paths, the first path is connected with a 5V power supply through a resistor R21, the second path is connected with the cathode of a diode D-A21, the 2 pin and the 7 pin of the K-A21 are suspended, the 3 pin of the K-A21 is connected with the AI1 end of a tested electric station, the 4 pin of the K-A21 is connected with the AO2 'end of a wireless communication comprehensive tester, the 5 pin of the K-A21 is connected with the AI 2' end of the wireless communication comprehensive tester, the 6 pin of the K-A21 is connected with the AI2 'end of the comprehensive tester, the 8 pin of the K-A21 is divided into two paths, the first path is connected with the anode of the diode D-A21, the second path is connected with the collector electrode of a triode J-A21, the emitter of the J-A21 is grounded, and the base electrode of the J-A21 is connected with the control end of the main control module through the resistor R21';
the 1 pin of the relay K-A22 is divided into two paths, the first path is connected with a 5V power supply through a resistor R22, the second path is connected with the cathode of a diode D-A22, the 2 pin and the 7 pin of the K-A22 are suspended, the 3 pin of the K-A22 is connected with the AI2 end of a tested electric station, the 4 pin of the K-A22 is connected with the AO2 'end of a wireless communication comprehensive tester, the 5 pin of the K-A22 is connected with the AI 2' end of the wireless communication comprehensive tester, the 6 pin of the K-A22 is connected with the AI2 'end of the comprehensive tester, the 8 pin of the K-A22 is divided into two paths, the first path is connected with the anode of the diode D-A22, the second path is connected with the collector electrode of a triode J-A22, the emitter of the J-A22 is grounded, and the base electrode of the J-A22 is connected with the control end of the main control module through the resistor R22';
the 1 pin of the relay K-A23 is divided into two paths, the first path is connected with a 5V power supply through a resistor R23, the second path is connected with the cathode of a diode D-A23, the 2 pin and the 7 pin of the K-A23 are suspended, the 3 pin of the K-A23 is connected with the AI3 end of a tested electric station, the 4 pin of the K-A23 is connected with the AO2 'end of a wireless communication comprehensive tester, the 5 pin of the K-A23 is connected with the AI 2' end of the wireless communication comprehensive tester, the 6 pin of the K-A23 is connected with the AI2 'end of the comprehensive tester, the 8 pin of the K-A23 is divided into two paths, the first path is connected with the anode of the diode D-A23, the second path is connected with the collector electrode of a triode J-A23, the emitter of the J-A23 is grounded, and the base electrode of the J-A23 is connected with the control end of the main control module through the resistor R23';
the 1 pin of the relay K-A24 is divided into two paths, the first path is connected with a 5V power supply through a resistor R24, the second path is connected with the cathode of a diode D-A24, the 2 pin and the 7 pin of the K-A24 are suspended, the 3 pin of the K-A24 is connected with the AI4 end of a tested electric station, the 4 pin of the K-A24 is connected with the AO2 'end of a wireless communication comprehensive tester, the 5 pin of the K-A24 is connected with the AI 2' end of the wireless communication comprehensive tester, the 6 pin of the K-A24 is connected with the AI2 'end of the comprehensive tester, the 8 pin of the K-A24 is divided into two paths, the first path is connected with the anode of the diode D-A24, the second path is connected with the collector electrode of a triode J-A24, the emitter of the J-A24 is grounded, and the base electrode of the J-A24 is connected with the control end of the main control module through the resistor R24'.
The function of the data receiving matrix switch module of m multiplied by n is as follows: the switching function from the data output ports of the multiple tested electric stations to the data input ports of all the comprehensive testers is completed, wherein n ends of the mxn data receiving matrix switch module are respectively connected with the data output ports of n tested electric stations, and m ends are respectively connected with the data input interfaces of m wireless communication comprehensive testers;
the function of the mxn data transmission matrix switch module is: the switching function from the data input ports of the multiple tested electric stations to the data output ports of all the wireless communication comprehensive testers is completed, wherein n ends of the m multiplied by n data transmission matrix switch module are respectively connected with the data input ports of n tested electric stations, and m ends of the m data transmission matrix switch module are respectively connected with the data output ports of m wireless communication comprehensive testers;
as shown in fig. 9, the data transmission matrix switch module and the data reception matrix switch module include a plurality of G6K-2P-Y type double-pole double-throw relays and NPN type triodes 9013, where the data interface is an RS232 interface; the switch control of the relay is completed, two-way control is performed on data receiving and data sending through the switch switching of the relay, and the test connection switching function of the data port of the tested power station and the data port of the wireless communication comprehensive tester is completed.
Functions of the network HUB: and finishing the program control function of the computer to the comprehensive testing tool and each comprehensive tester.
As shown in fig. 9, the pin 1 of the relay K-D11 is divided into two paths, the first path is connected to a 5V power supply through a resistor R _11, the second path is connected to the cathode of a diode D-D11, the pin 2 and the pin 7 of the K-D11 are suspended, the pin 3 of the K-D11 is connected to the DI1 of the tested station, the pin 4 of the K-D11 is connected to the DO1 'of the integrated wireless communication tester, the pin 5 of the K-D11 is connected to the DI 1' of the integrated wireless communication tester, the pin 6 of the K-D11 is connected to the DI2 'of the integrated wireless communication tester, the pin 8 of the K-D11 is divided into two paths, the first path is connected to the anode of the diode D11, the second path is connected to the collector of the triode J-D11, the emitter of the J-D11 is grounded, and the base of the J-D11 is connected to the control end of the main control module through a resistor R _ 11';
the device comprises a relay K-D12, a power supply, a diode D-D12, a power supply, a wireless communication comprehensive tester, a power supply and a main control module, wherein 1 pin of the relay K-D12 is divided into two paths, the first path is connected with a 5V power supply through a resistor R _12, the second path is connected with the cathode of the diode D-D12, 2 pins and 7 pins of the K-D12 are suspended, 3 pin of the K-D12 is connected with the D I2 end of a tested station, 4 pins of the K-D12 are connected with the DO1 'end of the wireless communication comprehensive tester, 5 pin of the K-D12 is connected with the DI 1' end of the wireless communication comprehensive tester, 6 pin of the K-D12 is connected with the DI2 'end of the comprehensive tester, 8 pin of the K-D12 is divided into two paths, the first path is connected with the anode of the diode D-D12, the second path is connected with the collector of a triode J-D12, the emitter of the J-D12 is grounded, and the base of the J-D12 is connected with the control end of the main control module through a resistor R _ 12';
the device comprises a relay K-D13, a power supply, a diode D-A13, a power supply, a wireless communication comprehensive tester, a power supply and a power supply, wherein 1 pin of the relay K-D13 is divided into two paths, the first path is connected with a 5V power supply through a resistor R _13, the second path is connected with the cathode of the diode D-A13, 2 pins and 7 pins of the K-D13 are suspended, 3 pin of the K-D13 is connected with the DI3 end of a tested station, 4 pin of the K-D13 is connected with the DO1 'end of the wireless communication comprehensive tester, 5 pin of the K-D13 is connected with the DI 1' end of the wireless communication comprehensive tester, 6 pin of the K-D13 is connected with the DI2 'end of the comprehensive tester, 8 pin of the K-D13 is divided into two paths, the first path is connected with the anode of the diode D-D13, the second path is connected with the collector of a triode J-D13, the emitter of the J-D13 is grounded, and the base of the J-D13 is connected with the control end of a main control module through a resistor R _ 13';
the 1 pin of the relay K-D14 is divided into two paths, the first path is connected with a 5V power supply through a resistor R _14, the second path is connected with the cathode of a diode D-D14, the 2 pin and the 7 pin of the K-D14 are suspended, the 3 pin of the K-D14 is connected with the DI4 end of a tested electric platform, the 4 pin of the K-D14 is connected with the DO1 'end of the wireless communication comprehensive tester, the 5 pin of the K-D14 is connected with the DI 1' end of the wireless communication comprehensive tester, the 6 pin of the K-D14 is connected with the DI2 'end of the comprehensive tester, the 8 pin of the K-D14 is divided into two paths, the first path is connected with the anode of the diode D-D14, the second path is connected with the collector electrode of the triode J-D14, the emitter electrode of the J-D14 is grounded, and the base electrode of the J-D14 is connected with the control end of the main control module through the resistor R _ 14';
the device comprises a relay K-D21, a power supply, a diode D-D21, a power supply, a wireless communication comprehensive tester, a power supply and a main control module, wherein 1 pin of the relay K-D21 is divided into two paths, the first path is connected with a 5V power supply through a resistor R _21, the second path is connected with the cathode of the diode D-D21, 2 pins and 7 pins of the K-D21 are suspended, 3 pin of the K-D21 is connected with the DI1 end of a tested station, 4 pin of the K-D21 is connected with the DO2 'end of the wireless communication comprehensive tester, 5 pin of the K-D21 is connected with the DI 2' end of the wireless communication comprehensive tester, 6 pin of the K-D21 is connected with the DI2 'end of the comprehensive tester, 8 pin of the K-D21 is divided into two paths, the first path is connected with the anode of the diode D-D21, the second path is connected with the collector of a triode J-D21, the emitter of the J-D21 is grounded, and the base of the J-D21 is connected with the control end of the main control module through a resistor R _ 21';
1 pin of a relay K-D22 is divided into two paths, the first path is connected with a 5V power supply through a resistor R _22, the second path is connected with the cathode of a diode D-D22, 2 pins and 7 pins of the K-D22 are suspended, 3 pin of the K-D22 is connected with the DI2 end of a tested electric platform, 4 pin of the K-D22 is connected with the DO2 'end of a wireless communication comprehensive tester, 5 pin of the K-D22 is connected with the DI 2' end of the wireless communication comprehensive tester, 6 pin of the K-D22 is connected with the DI2 'end of the comprehensive tester, 8 pin of the K-D22 is divided into two paths, the first path is connected with the anode of the diode D-D22, the second path is connected with the collector electrode of a triode J-D22, the emitter electrode of the J-D22 is grounded, and the base electrode of the J-D22 is connected with the control end of the main control module through the resistor R _ 22';
the 1 pin of the relay K-D23 is divided into two paths, the first path is connected with a 5V power supply through a resistor R _23, the second path is connected with the cathode of a diode D-D23, the 2 pin and the 7 pin of the K-D23 are suspended, the 3 pin of the K-D23 is connected with the DI3 end of a tested electric platform, the 4 pin of the K-D23 is connected with the DO2 'end of a wireless communication comprehensive tester, the 5 pin of the K-D23 is connected with the DI 2' end of the wireless communication comprehensive tester, the 6 pins of the K-D23 are connected with the DI2 'end of the comprehensive tester, the 8 pins of the K-D23 are divided into two paths, the first path is connected with the anode of the diode D-D23, the second path is connected with the collector of the triode J-D23, the emitter of the J-D23 is grounded, and the base of the J-D23 is connected with the control end of the main control module through the resistor R _ 23';
the 1 pin of the relay K-D24 is divided into two paths, the first path is connected with a 5V power supply through a resistor R _24, the second path is connected with the cathode of a diode D-D24, the 2 pin and the 7 pin of the K-D24 are suspended, the 3 pin of the K-D24 is connected with the DI4 end of a tested electric platform, the 4 pin of the K-D24 is connected with the DO2 'end of the wireless communication comprehensive tester, the 5 pin of the K-D24 is connected with the DI 2' end of the wireless communication comprehensive tester, the 6 pins of the K-D24 are connected with the DI2 'end of the comprehensive tester, the 8 pins of the K-D24 are divided into two paths, the first path is connected with the anode of the diode D-D24, the second path is connected with the collector of the triode J-D24, the emitter of the J-D24 is grounded, and the base of the J-D24 is connected with the control end of the main control module through the resistor R _ 24'.
Fig. 10 is a software flowchart of the wireless communication comprehensive tester and the tested station, in which the comprehensive testing tool is initialized first, and then the technical state of the coaxial switch is set, so that each wireless communication comprehensive tester sequentially performs radio frequency connection, audio interface connection and data interface connection with each tested station, and starts to test the tested station after completing the corresponding connection. The test method uses the test maintenance system, and specifically comprises the following steps:
initializing the comprehensive testing tool of the wireless communication comprehensive tester;
sending a coaxial module switching command, and connecting the y-th wireless communication comprehensive tester and the x-th tested station;
sending an audio receiving and transmitting matrix switch switching command, and connecting the y-th wireless communication comprehensive tester and the x-th tested station;
sending a data receiving and transmitting matrix switch switching command, and connecting the y-th wireless communication comprehensive tester and the x-th tested station;
starting a y-th wireless communication comprehensive tester to perform conventional radio station testing;
and judging whether all the wireless communication comprehensive testers and all the tested stations are tested, and if not, repeating the steps until all the tests are finished.
Fig. 11 is a software flowchart of calibration and test performed by the integrated wireless communication tester and the standard instrument, in which the initialization of the integrated wireless communication tester is performed first, and then the technical state of the coaxial switch is set, so that each integrated wireless communication tester is connected to the power meter, the frequency spectrograph, and the radio frequency signal source by radio frequency respectively, and performs the corresponding calibration and test, and the method uses the test maintenance system, and specifically includes the following steps:
initializing the comprehensive test tool of the wireless communication comprehensive tester;
sending a coaxial module switching command, and connecting the y-th wireless communication comprehensive tester and the power meter;
starting an output power calibration test of a signal source of the wireless communication comprehensive tester;
sending a coaxial module switching command, and connecting the y-th wireless communication comprehensive tester and the frequency meter;
starting an output frequency calibration test of a signal source of the wireless communication comprehensive tester;
sending a coaxial module switching command, and connecting a y-th wireless communication comprehensive tester and a spectrometer;
starting a modulation calibration test of a signal source of the wireless communication comprehensive tester;
sending a coaxial module switching command, and connecting the y-th wireless communication comprehensive tester and a radio frequency signal source;
starting a calibration test of a wireless communication comprehensive tester power meter;
and repeating the processes until all the wireless communication comprehensive testers finish the calibration test.
Fig. 12 is a software flowchart of a standard instrument for performing a true value test on a tested station, which is intended to compare the test result of the integrated tester on the tested station, and in the diagram, firstly, the integrated test tool is initialized, and then, the technical state of the coaxial switch is set, so that each type of tested station is respectively connected with the power meter, the frequency spectrograph, and the radio frequency signal source through radio frequency, and the output power, the frequency, the modulation parameter, and the sensitivity of the tested station are respectively tested, and the method uses the test maintenance system, and specifically includes the following steps:
initializing the comprehensive test tool of the wireless communication comprehensive tester;
sending a coaxial module switching command, and connecting the y-th tested electric stand and a power meter;
starting the tested electric platform and testing the output power;
sending a coaxial module switching command, and connecting the y-th tested electric stand and a frequency meter;
starting the tested electric platform and outputting a frequency test;
sending a coaxial module switching command, and connecting the y-th tested station and the frequency spectrograph;
starting the tested electric platform and outputting a modulation test;
sending a coaxial module switching command, and connecting the y-th tested station and a radio frequency signal source;
starting the tested electric platform to test the sensitivity;
and repeating the process until all the stations to be tested are tested.
Aiming at the problems that the integrated tester has large test sample amount, the standard instrument has more connection times and the test cable is frequently connected in the production test process of the integrated tester, so that the test connection is unreliable, the test result is inconsistent and the test time is too long, the invention designs the comprehensive test tool hardware scheme with simple structure and provides a hardware design schematic diagram. The test scheme can also realize the expansion of the comprehensive test tool by replacing the coaxial switches of the corresponding ports and adopting the coaxial switches with more ports according to the specific quantity of the comprehensive test instruments and the tested radio station models.

Claims (10)

1. The utility model provides a wireless communication integrated test maintenance system which characterized in that: the device comprises a comprehensive test tool of a wireless communication comprehensive tester, wherein the tool is connected with a plurality of tested radio stations through a radio frequency interface, an audio interface and a data control interface; the tool is respectively connected with various types of standard instruments through a plurality of radio frequency interfaces and test interfaces; the tool is connected with the plurality of wireless communication comprehensive testers through a radio frequency interface, an audio interface and a data control interface respectively; the system comprises a plurality of standard instruments, a plurality of wireless communication comprehensive testers, a network HUB and a portable computer, wherein the plurality of standard instruments are connected with the portable computer through GPIB interfaces; in the test process, the portable computer is connected with the comprehensive test tool and the wireless communication comprehensive tester through a network HUB, and controls the reading and writing of the state and the test result of the standard instrument through a GPIB interface; during function test, the control software on the portable computer performs full-automatic control of the test flow to each wireless communication comprehensive tester and test tool through the network port of the network HUB in the test process, and simultaneously records the test result of each time; during calibration test, the standard instrument needs to be programmed through a GPIB interface to complete the calibration test.
2. The wireless communication integrated test and repair system of claim 1, wherein: the comprehensive testing tool of the wireless communication comprehensive tester comprises a main control module, a 4-selected coaxial switch module, an m-selected coaxial switch module, an n-selected coaxial switch module, three two-selected one coaxial switch modules, an mxn audio receiving matrix switch module, an mxn audio transmitting matrix switch module, an mxn data receiving matrix switch module, an mxn data transmitting matrix switch module and a power supply module, wherein a control signal output end of the main control module is respectively connected with control signal input ends of the coaxial switch module, the audio receiving matrix switch module, the audio transmitting matrix switch module, the data receiving matrix switch module and the data transmitting matrix switch module and is used for switching control;
the n-selection coaxial switch module is used for completing the switching connection function from the radio frequency antenna port of the n-type tested electric station to the radio frequency ports of the m wireless communication comprehensive testers or the radio frequency ports of the standard instruments, wherein the n end of the n-selection coaxial switch module is respectively connected with the antenna end of the n-type tested electric station, the common end of the other end of the n-selection coaxial switch module is connected with the common end of one alternative coaxial switch, and the other two ports of the alternative coaxial switch are connected with the other two alternative coaxial switches to form a triangular connection relation;
the m-selected coaxial switch module is used for completing the switching connection function from m wireless communication comprehensive testers to an n-type radio frequency port of a tested station or a standard instrument radio frequency port, wherein m ends of the m-selected coaxial switch module are respectively connected with antenna ends of the m wireless communication comprehensive testers, a common end of the other end of the m-selected coaxial switch module is connected with a common end of one of the two-out-of-one coaxial switches, and the other two ports of the one-out-of-two coaxial switch are connected with the other two one-out-of-one coaxial switches to form a triangular connection relation;
the four-selection coaxial switch module is used for completing the switching connection function from a four-type standard instrument to a radio frequency port of an n-type tested electric station or radio frequency ports of m wireless communication comprehensive testers, wherein four ports of the four-selection coaxial switch module are respectively connected with radio frequency ends of a power meter, a frequency spectrograph and a radio frequency signal source, a common end of the other end of the four-selection coaxial switch module is connected with a common end of an alternative coaxial switch, and the other two ports of the alternative coaxial switch module are connected with other two alternative coaxial switches to form a triangular connection relation;
the mxn audio receiving matrix switch module is used for completing the switching function from the audio output port of the multi-type tested electric station to the audio input port of each wireless communication comprehensive tester, wherein n ends of the mxn audio receiving matrix switch module are respectively connected with the audio output ports of n tested electric stations, and m ends of the mxn audio receiving matrix switch module are respectively connected with the audio input ports of m wireless communication comprehensive testers;
the mxn audio frequency transmitting matrix switch module is used for completing the switching function from the audio frequency input port of the multi-type tested electric station to the audio frequency output port of each wireless communication comprehensive tester, wherein the n end of the mxn audio frequency transmitting matrix switch module is respectively connected with the audio frequency input ports of n kinds of tested electric stations, and the m end is respectively connected with the audio frequency output ports of m wireless communication comprehensive testers.
3. The wireless communication integrated test and repair system of claim 1, wherein: the main control module comprises an ATMEGA128L type single chip microcomputer system serving as a main control part and matched with a peripheral circuit and a module for converting serial ports into Ethernet.
4. The wireless communication integrated test and repair system of claim 2, wherein: the switching of the radio frequency interface is completed by respectively controlling the six coaxial switches through the A end and the B end of the RS485 bus by the main control module.
5. The wireless communication integrated test maintenance system of claim 4, wherein: the device comprises a coaxial switch J1-a coaxial switch J6, wherein 2 pins and 3 pins of the coaxial switch J1 are respectively connected with radio frequency antenna ports of two wireless communication comprehensive testers, and 2 pins, 3 pins, 4 pins and 5 pins of the coaxial switch J6 are respectively connected with radio frequency ports of four standard instruments; the pin 8 of the J1 is grounded, the pin 7 of the J1 is connected with the pin 7 of the J2, the pin 8 of the J1 is connected with the pin 8 of the J2, the pin 1 of the J1 is connected with the pin 1 of the J2, the pin 6 of the J1 is connected with the pin 6 of the J2, and the pin 5 of the J1 is connected with the pin 5 of the J2; the 8 pin of the J6 is grounded, the 9 pin of the J6 is connected with the 7 pin of the J4, the 10 pin of the J6 is connected with the 8 pin of the J4, the 1 pin of the J6 is connected with the 1 pin of the J4, the 6 pin of the J6 is connected with the 5 pin of the J4, and the 7 pin of the J6 is connected with the 6 pin of the J4; the 2 foot of the J2 is connected with the 2 foot of the J4, the 4 foot of the J2 is connected with the 4 foot of the J4 and the 4 foot of the J3, the 3 foot of the J2 is connected with the 3 foot of the J3, and the 3 foot of the J4 is connected with the 2 foot of the J3; the 1 foot of J3 with 1 foot of J5 is connected, 6 feet of J3 with 7 feet of J5 are connected, 5 feet of J3 with 6 feet of J5 are connected, 8 feet of J3 with 10 feet of J5 are connected, 7 feet of J3 with 9 feet of J5 are connected, 2 feet, 3 feet, 4 feet and 5 of J5 are connected with 4 radio frequency ports of the tested electric station respectively.
6. The wireless communication integrated test and repair system of claim 2, wherein: the audio frequency transmitting matrix switch module and the audio frequency receiving matrix switch module comprise a plurality of G6K-2P-Y type double-pole double-throw relays and NPN type triodes 9013;
the 1 pin of the relay K-A11 is divided into two paths, the first path is connected with a 5V power supply through a resistor R11, the second path is connected with the cathode of a diode D-A11, the 2 pin and the 7 pin of the K-A11 are suspended, the 3 pin of the K-A11 is connected with the AI1 end of a tested electric station, the 4 pin of the K-A11 is connected with the AO1 'end of a wireless communication comprehensive tester, the 5 pin of the K-A11 is connected with the AI 1' end of the wireless communication comprehensive tester, the 6 pin of the K-A11 is connected with the AI2 'end of the comprehensive tester, the 8 pin of the K-A11 is divided into two paths, the first path is connected with the anode of the diode D-A11, the second path is connected with the collector electrode of a triode J-A11, the emitter of the J-A11 is grounded, and the base electrode of the J-A11 is connected with the control end of the main control module through the resistor R11';
the 1 pin of the relay K-A12 is divided into two paths, the first path is connected with a 5V power supply through a resistor R12, the second path is connected with the cathode of a diode D-A12, the 2 pin and the 7 pin of the K-A12 are suspended, the 3 pin of the K-A12 is connected with the AI2 end of a tested electric platform, the 4 pin of the K-A12 is connected with the AO1 'end of a wireless communication comprehensive tester, the 5 pin of the K-A12 is connected with the AI 1' end of the wireless communication comprehensive tester, the 6 pin of the K-A12 is connected with the AI2 'end of the comprehensive tester, the 8 pin of the K-A12 is divided into two paths, the first path is connected with the anode of the diode D-A12, the second path is connected with the collector electrode of a triode J-A12, the emitter electrode of the J-A12 is grounded, and the base electrode of the J-A12 is connected with the control end of the main control module through the resistor R12';
the 1 pin of the relay K-A13 is divided into two paths, the first path is connected with a 5V power supply through a resistor R13, the second path is connected with the cathode of a diode D-A13, the 2 pin and the 7 pin of the K-A13 are suspended, the 3 pin of the K-A13 is connected with the AI3 end of a tested electric platform, the 4 pin of the K-A13 is connected with the AO1 'end of a wireless communication comprehensive tester, the 5 pin of the K-A13 is connected with the AI 1' end of the wireless communication comprehensive tester, the 6 pin of the K-A13 is connected with the AI2 'end of the comprehensive tester, the 8 pin of the K-A13 is divided into two paths, the first path is connected with the anode of the diode D-A13, the second path is connected with the collector electrode of a triode J-A13, the emitter electrode of the J-A13 is grounded, and the base electrode of the J-A13 is connected with the control end of the main control module through the resistor R13';
the 1 pin of the relay K-A14 is divided into two paths, the first path is connected with a 5V power supply through a resistor R14, the second path is connected with the cathode of a diode D-A14, the 2 pin and the 7 pin of the K-A14 are suspended, the 3 pin of the K-A14 is connected with the AI4 end of a tested electric station, the 4 pin of the K-A14 is connected with the AO1 'end of a wireless communication comprehensive tester, the 5 pin of the K-A14 is connected with the AI 1' end of the wireless communication comprehensive tester, the 6 pin of the K-A14 is connected with the AI2 'end of the comprehensive tester, the 8 pin of the K-A14 is divided into two paths, the first path is connected with the anode of the diode D-A14, the second path is connected with the collector electrode of a triode J-A14, the emitter of the J-A14 is grounded, and the base electrode of the J-A14 is connected with the control end of the main control module through the resistor R14';
the 1 pin of the relay K-A21 is divided into two paths, the first path is connected with a 5V power supply through a resistor R21, the second path is connected with the cathode of a diode D-A21, the 2 pin and the 7 pin of the K-A21 are suspended, the 3 pin of the K-A21 is connected with the AI1 end of a tested electric station, the 4 pin of the K-A21 is connected with the AO2 'end of a wireless communication comprehensive tester, the 5 pin of the K-A21 is connected with the AI 2' end of the wireless communication comprehensive tester, the 6 pin of the K-A21 is connected with the AI2 'end of the comprehensive tester, the 8 pin of the K-A21 is divided into two paths, the first path is connected with the anode of the diode D-A21, the second path is connected with the collector electrode of a triode J-A21, the emitter of the J-A21 is grounded, and the base electrode of the J-A21 is connected with the control end of the main control module through the resistor R21';
the 1 pin of the relay K-A22 is divided into two paths, the first path is connected with a 5V power supply through a resistor R22, the second path is connected with the cathode of a diode D-A22, the 2 pin and the 7 pin of the K-A22 are suspended, the 3 pin of the K-A22 is connected with the AI2 end of a tested electric station, the 4 pin of the K-A22 is connected with the AO2 'end of a wireless communication comprehensive tester, the 5 pin of the K-A22 is connected with the AI 2' end of the wireless communication comprehensive tester, the 6 pin of the K-A22 is connected with the AI2 'end of the comprehensive tester, the 8 pin of the K-A22 is divided into two paths, the first path is connected with the anode of the diode D-A22, the second path is connected with the collector electrode of a triode J-A22, the emitter of the J-A22 is grounded, and the base electrode of the J-A22 is connected with the control end of the main control module through the resistor R22';
the 1 pin of the relay K-A23 is divided into two paths, the first path is connected with a 5V power supply through a resistor R23, the second path is connected with the cathode of a diode D-A23, the 2 pin and the 7 pin of the K-A23 are suspended, the 3 pin of the K-A23 is connected with the AI3 end of a tested electric platform, the 4 pin of the K-A23 is connected with the AO2 'end of a wireless communication comprehensive tester, the 5 pin of the K-A23 is connected with the AI 2' end of the wireless communication comprehensive tester, the 6 pin of the K-A23 is connected with the AI2 'end of the comprehensive tester, the 8 pin of the K-A23 is divided into two paths, the first path is connected with the anode of the diode D-A23, the second path is connected with the collector electrode of a triode J-A23, the emitter electrode of the J-A23 is grounded, and the base electrode of the J-A23 is connected with the control end of the main control module through the resistor R23';
the 1 pin of the relay K-A24 is divided into two paths, the first path is connected with a 5V power supply through a resistor R24, the second path is connected with the cathode of a diode D-A24, the 2 pin and the 7 pin of the K-A24 are suspended, the 3 pin of the K-A24 is connected with the AI4 end of a tested electric station, the 4 pin of the K-A24 is connected with the AO2 'end of a wireless communication comprehensive tester, the 5 pin of the K-A24 is connected with the AI 2' end of the wireless communication comprehensive tester, the 6 pin of the K-A24 is connected with the AI2 'end of the comprehensive tester, the 8 pin of the K-A24 is divided into two paths, the first path is connected with the anode of the diode D-A24, the second path is connected with the collector electrode of a triode J-A24, the emitter of the J-A24 is grounded, and the base electrode of the J-A24 is connected with the control end of the main control module through the resistor R24'.
7. The wireless communication integrated test and repair system of claim 2, wherein: the data transmitting matrix switch module and the data receiving matrix switch module comprise a plurality of G6K-2P-Y type double-pole double-throw relays and NPN type triodes 9013, and RS232 interfaces are used for data interfaces;
the 1 pin of the relay K-D11 is divided into two paths, the first path is connected with a 5V power supply through a resistor R _11, the second path is connected with the cathode of a diode D-D11, the 2 pin and the 7 pin of the K-D11 are suspended, the 3 pin of the K-D11 is connected with the DI1 end of a tested electric platform, the 4 pin of the K-D11 is connected with the DO1 'end of a wireless communication comprehensive tester, the 5 pin of the K-D11 is connected with the DI 1' end of the wireless communication comprehensive tester, the 6 pins of the K-D11 are connected with the DI2 'end of the comprehensive tester, the 8 pins of the K-D11 are divided into two paths, the first path is connected with the anode of the diode D-D11, the second path is connected with the collector of the triode J-D11, the emitter of the J-D11 is grounded, and the base of the J-D11 is connected with the control end of the main control module through the resistor R _ 11';
the device comprises a relay K-D12, a power supply, a diode D-D12, a power supply, a wireless communication comprehensive tester, a power supply and a main control module, wherein 1 pin of the relay K-D12 is divided into two paths, the first path is connected with a 5V power supply through a resistor R _12, the second path is connected with the cathode of the diode D-D12, 2 pins and 7 pins of the K-D12 are suspended, 3 pin of the K-D12 is connected with the DI2 end of a tested station, 4 pin of the K-D12 is connected with the DO1 'end of the wireless communication comprehensive tester, 5 pin of the K-D12 is connected with the DI 1' end of the wireless communication comprehensive tester, 6 pin of the K-D12 is connected with the DI2 'end of the comprehensive tester, 8 pin of the K-D12 is divided into two paths, the first path is connected with the anode of the diode D-D12, the second path is connected with the collector electrode of a triode J-D12, the emitter of the J-D12 is grounded, and the base electrode of the J-D12 is connected with the control end of the main control module through a resistor R _ 12';
the 1 pin of the relay K-D13 is divided into two paths, the first path is connected with a 5V power supply through a resistor R _13, the second path is connected with the cathode of a diode D-A13, the 2 pin and the 7 pin of the K-D13 are suspended, the 3 pin of the K-D13 is connected with the DI3 end of a tested electric platform, the 4 pin of the K-D13 is connected with the DO1 'end of the wireless communication comprehensive tester, the 5 pin of the K-D13 is connected with the DI 1' end of the wireless communication comprehensive tester, the 6 pins of the K-D13 are connected with the DI2 'end of the comprehensive tester, the 8 pins of the K-D13 are divided into two paths, the first path is connected with the anode of the diode D-D13, the second path is connected with the collector of the triode J-D13, the emitter of the J-D13 is grounded, and the base of the J-D13 is connected with the control end of the main control module through the resistor R _ 13';
the 1 pin of the relay K-D14 is divided into two paths, the first path is connected with a 5V power supply through a resistor R _14, the second path is connected with the cathode of a diode D-D14, the 2 pin and the 7 pin of the K-D14 are suspended, the 3 pin of the K-D14 is connected with the DI4 end of a tested station, the 4 pin of the K-D14 is connected with the DO1 'end of a wireless communication comprehensive tester, the 5 pin of the K-D14 is connected with the DI 1' end of the wireless communication comprehensive tester, the 6 pin of the K-D14 is connected with the DI2 'end of the comprehensive tester, the 8 pin of the K-D14 is divided into two paths, the first path is connected with the anode of the diode D-D14, the second path is connected with the collector of a triode J-D14, the emitter of the J-D14 is grounded, and the base of the J-D14 is connected with the control end of the main control module through the resistor R _ 14';
the device comprises a relay K-D21, a power supply, a diode D-D21, a power supply, a wireless communication comprehensive tester, a power supply and a main control module, wherein 1 pin of the relay K-D21 is divided into two paths, the first path is connected with a 5V power supply through a resistor R _21, the second path is connected with the cathode of the diode D-D21, 2 pins and 7 pins of the K-D21 are suspended, 3 pin of the K-D21 is connected with the DI1 end of a tested station, 4 pin of the K-D21 is connected with the DO2 'end of the wireless communication comprehensive tester, 5 pin of the K-D21 is connected with the DI 2' end of the wireless communication comprehensive tester, 6 pin of the K-D21 is connected with the DI2 'end of the comprehensive tester, 8 pin of the K-D21 is divided into two paths, the first path is connected with the anode of the diode D-D21, the second path is connected with the collector of a triode J-D21, the emitter of the J-D21 is grounded, and the base of the J-D21 is connected with the control end of the main control module through a resistor R _ 21';
the 1 pin of the relay K-D22 is divided into two paths, the first path is connected with a 5V power supply through a resistor R _22, the second path is connected with the cathode of a diode D-D22, the 2 pin and the 7 pin of the K-D22 are suspended, the 3 pin of the K-D22 is connected with the DI2 end of a tested station, the 4 pin of the K-D22 is connected with the DO2 'end of a wireless communication comprehensive tester, the 5 pin of the K-D22 is connected with the DI 2' end of the wireless communication comprehensive tester, the 6 pin of the K-D22 is connected with the DI2 'end of the comprehensive tester, the 8 pin of the K-D22 is divided into two paths, the first path is connected with the anode of the diode D-D22, the second path is connected with the collector of a triode J-D22, the emitter of the J-D22 is grounded, and the base of the J-D22 is connected with the control end of the main control module through the resistor R _ 22';
1 pin of a relay K-D23 is divided into two paths, the first path is connected with a 5V power supply through a resistor R _23, the second path is connected with the cathode of a diode D-D23, 2 pins and 7 pins of the K-D23 are suspended, 3 pin of the K-D23 is connected with the DI3 end of a tested electric platform, 4 pins of the K-D23 are connected with the DO2 'end of a wireless communication comprehensive tester, 5 pins of the K-D23 are connected with the DI 2' end of the wireless communication comprehensive tester, 6 pins of the K-D23 are connected with the DI2 'end of the comprehensive tester, 8 pins of the K-D23 are divided into two paths, the first path is connected with the anode of the diode D-D23, the second path is connected with the collector electrode of a triode J-D23, the emitter electrode of the J-D23 is grounded, and the base electrode of the J-D23 is connected with the control end of the main control module through the resistor R _ 23';
the 1 pin of the relay K-D24 is divided into two paths, the first path is connected with a 5V power supply through a resistor R _24, the second path is connected with the cathode of a diode D-D24, the 2 pin and the 7 pin of the K-D24 are suspended, the 3 pin of the K-D24 is connected with the DI4 end of a tested electric platform, the 4 pin of the K-D24 is connected with the DO2 'end of the wireless communication comprehensive tester, the 5 pin of the K-D24 is connected with the DI 2' end of the wireless communication comprehensive tester, the 6 pins of the K-D24 are connected with the DI2 'end of the comprehensive tester, the 8 pins of the K-D24 are divided into two paths, the first path is connected with the anode of the diode D-D24, the second path is connected with the collector of the triode J-D24, the emitter of the J-D24 is grounded, and the base of the J-D24 is connected with the control end of the main control module through the resistor R _ 24'.
8. A method for testing a wireless communication comprehensive tester and a tested stand by using the test maintenance system of any one of claims 1-7, comprising the steps of:
initializing the comprehensive test tool of the wireless communication comprehensive tester;
sending a coaxial module switching command, and connecting the y-th comprehensive tester and the x-th tested electric platform;
sending an audio receiving and transmitting matrix switch switching command, and connecting the yth comprehensive tester and the xth tested station;
sending a data receiving and transmitting matrix switch switching command, and connecting the yth comprehensive tester and the xth tested station;
starting a y-th comprehensive tester to perform conventional radio station testing;
and judging whether all radio station tests are finished or not, and if not, repeating the steps until all the radio station tests are finished.
9. A method for performing calibration tests of a wireless communication integrated tester and a plurality of standard instruments, using the test maintenance system of any one of claims 1-7, comprising the steps of:
initializing the comprehensive test tool of the wireless communication comprehensive tester;
sending a coaxial module switching command, and connecting a y-th comprehensive tester and a power meter;
starting an output power calibration test of a signal source of the comprehensive tester;
sending a coaxial module switching command, and connecting the y comprehensive tester and the frequency meter;
starting an output frequency calibration test of a signal source of the comprehensive tester;
sending a coaxial module switching command, and connecting a y-th comprehensive tester and a spectrometer;
starting a modulation calibration test of a signal source of the comprehensive tester;
sending a coaxial module switching command, and connecting the y-th comprehensive tester and a radio frequency signal source;
starting a calibration test of the comprehensive tester power meter;
and repeating the processes until all the comprehensive testers complete the test.
10. A method for real value testing of a tested platform by a standard instrument, using the test maintenance system of any one of claims 1-7, characterized by comprising the steps of:
initializing the comprehensive testing tool of the wireless communication comprehensive tester;
sending a coaxial module switching command, and connecting the y-th tested electric stand and a power meter;
starting the tested electric platform and testing the output power;
sending a coaxial module switching command, and connecting the y-th tested electric station and a frequency meter;
starting the tested electric platform and outputting a frequency test;
sending a coaxial module switching command, and connecting the y-th tested station and the frequency spectrograph;
starting the tested electric platform and outputting a modulation test;
sending a coaxial module switching command, and connecting the y-th tested station and a radio frequency signal source;
starting the tested electric platform to test the sensitivity;
and repeating the process until all the stations to be tested are tested.
CN202210816171.6A 2022-07-12 2022-07-12 Wireless communication comprehensive test maintenance system and test method Active CN115361313B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210816171.6A CN115361313B (en) 2022-07-12 2022-07-12 Wireless communication comprehensive test maintenance system and test method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210816171.6A CN115361313B (en) 2022-07-12 2022-07-12 Wireless communication comprehensive test maintenance system and test method

Publications (2)

Publication Number Publication Date
CN115361313A true CN115361313A (en) 2022-11-18
CN115361313B CN115361313B (en) 2023-07-11

Family

ID=84032592

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210816171.6A Active CN115361313B (en) 2022-07-12 2022-07-12 Wireless communication comprehensive test maintenance system and test method

Country Status (1)

Country Link
CN (1) CN115361313B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116996136A (en) * 2023-07-20 2023-11-03 深圳市中承科技有限公司 Calibration method based on signaling control, signaling comprehensive tester and system

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204349995U (en) * 2014-12-30 2015-05-20 三维通信股份有限公司 The full-automatic regulating and measuring system of a kind of GSM digital high-frequency amplification station
CN106330354A (en) * 2016-09-22 2017-01-11 国网甘肃省电力公司电力科学研究院 Dual mode heterogeneous local communication unit module performance detection system
CN106685544A (en) * 2017-02-17 2017-05-17 广州海格通信集团股份有限公司 Signal switch gating device and method between broadcasting stations and test instruments
WO2017118279A1 (en) * 2016-01-04 2017-07-13 中兴通讯股份有限公司 Self-calibration implementation method and device for radio frequency matrix switch
CN207516462U (en) * 2017-11-10 2018-06-19 西安瑞天航空科技有限公司 Multiple channel test system
CN208860948U (en) * 2018-08-31 2019-05-14 广东圣大电子有限公司 A kind of TR component magnitude-phase characteristics rapid microwave test macro
CN211653037U (en) * 2020-02-13 2020-10-09 深圳市易商测试技术有限公司 Radio frequency port expander

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204349995U (en) * 2014-12-30 2015-05-20 三维通信股份有限公司 The full-automatic regulating and measuring system of a kind of GSM digital high-frequency amplification station
WO2017118279A1 (en) * 2016-01-04 2017-07-13 中兴通讯股份有限公司 Self-calibration implementation method and device for radio frequency matrix switch
CN106330354A (en) * 2016-09-22 2017-01-11 国网甘肃省电力公司电力科学研究院 Dual mode heterogeneous local communication unit module performance detection system
CN106685544A (en) * 2017-02-17 2017-05-17 广州海格通信集团股份有限公司 Signal switch gating device and method between broadcasting stations and test instruments
CN207516462U (en) * 2017-11-10 2018-06-19 西安瑞天航空科技有限公司 Multiple channel test system
CN208860948U (en) * 2018-08-31 2019-05-14 广东圣大电子有限公司 A kind of TR component magnitude-phase characteristics rapid microwave test macro
CN211653037U (en) * 2020-02-13 2020-10-09 深圳市易商测试技术有限公司 Radio frequency port expander

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116996136A (en) * 2023-07-20 2023-11-03 深圳市中承科技有限公司 Calibration method based on signaling control, signaling comprehensive tester and system

Also Published As

Publication number Publication date
CN115361313B (en) 2023-07-11

Similar Documents

Publication Publication Date Title
CN202815077U (en) Multi-channel voltage current tester
CN107462786B (en) A kind of matrix comprehensive tester and test method
CN102855155B (en) Automatic programming and functional test all-in-one machine for light-radio frequency transceiving module
CN115361313A (en) Wireless communication comprehensive test maintenance system and test method
CN110609183A (en) IVI technology-based identification module and automatic test system of complete machine
CN210157197U (en) Detection apparatus based on bluetooth communication module
CN100502525C (en) Testing and calibrating device of mobile phone
CN107018223A (en) One kind is used for mobile phone radio frequency signal testing method and system
CN110798383B (en) Gigabit Ethernet test system and method
CN101094491A (en) Single board radio test system in use for dual modes mobile terminal with single standby
CN103698631B (en) DVB anti-interference antenna test system
CN103929253B (en) RF switching device for Type Approval DFS test
CN212258965U (en) Automatic test system of radio frequency module
CN104158608A (en) Automatic test system based on performance index of frequency hopping co-located filter
CN111082880B (en) Test system and test method
CN115032520A (en) Automatic remote measurement and control system for testing power management chip
CN114113791A (en) System and method for testing insulation resistance and on-resistance of connector
CN209030217U (en) A kind of power line communication production test macro
CN207570576U (en) Measurement and calibration adaptive device and system
CN202795337U (en) Light - radio frequency transceiver module automated programming and functional testing integrated machine
CN108375759B (en) High-integration-level line source automatic testing device and testing method
CN219456850U (en) PCIe Tx signal test code type switching device
CN212228984U (en) Multi-channel carrier wireless interface device for multiple metering instruments
CN219802595U (en) Locomotive comprehensive wireless communication equipment detection system
CN216959958U (en) Multiport radio frequency network divides tester

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant