CN212463223U - VHF communication system hardware test board and test system - Google Patents
VHF communication system hardware test board and test system Download PDFInfo
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- CN212463223U CN212463223U CN202021571821.8U CN202021571821U CN212463223U CN 212463223 U CN212463223 U CN 212463223U CN 202021571821 U CN202021571821 U CN 202021571821U CN 212463223 U CN212463223 U CN 212463223U
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Abstract
The utility model provides a very high frequency communication system hardware test panel and test system has solved the technical problem that communication equipment hardware interface test operation is complicated among the current very high frequency communication system, efficiency of software testing is low. The VHF communication system hardware test board comprises: the micro control unit is used for processing the interactive information; the communication interface is connected with the micro control unit and is used for connecting a test upper computer; and the interfaces of the equipment to be tested are connected with the micro control unit and are used for connecting communication equipment. The utility model provides a very high frequency communication system hardware test board and test system, through will little the control unit, communication interface and the equipment interface integration that awaits measuring survey on very high frequency communication system hardware test board, in the test procedure, can realize testing the interaction between host computer and a plurality of communication equipment, test method is simple, has improved the efficiency of hardware interface test.
Description
Technical Field
The utility model relates to a test technical field, concretely relates to very high frequency communication system hardware testing board and test system.
Background
With the rapid development of communication technology, the integration and advancement of communication equipment are also rapidly promoted. In a communication system, the effectiveness of a hardware interface of a communication device is an important guarantee for the safe, stable and reliable operation of the communication system. In order to ensure the normal operation and the effective expansion of the communication system in the later period, people pay more and more attention to the hardware interface test of the communication equipment in the communication system. The very high frequency communication system is an important system in the mobile radio communication system, the working frequency range is 30-300MHz, and the system is widely applied to the short distance communication in the maritime field. However, when the existing vhf communication system tests the hardware interface of the communication device, because the types and the quantity of the communication devices in the vhf communication system are large, different communication devices need to be connected with the corresponding test board and the interface board respectively, which has the technical problems of complex operation and low test efficiency.
SUMMERY OF THE UTILITY MODEL
In view of this, the embodiment of the utility model provides a very high frequency communication system hardware test board and test system has solved the technical problem that communication equipment hardware interface test operation is complicated among the current very high frequency communication system, efficiency of software testing is low.
According to the utility model discloses an aspect, the utility model provides a very high frequency communication system hardware testing board is provided to an embodiment, and this very high frequency communication system hardware testing board includes: the micro control unit is used for processing the interactive information; the communication interface is connected with the micro control unit and is used for connecting a test upper computer; and the interfaces of the equipment to be tested are connected with the micro control unit and are used for connecting communication equipment.
In an embodiment, the vhf communication system hardware test board further comprises: and the data exchange interface is electrically connected with the micro control unit and is used for exchanging data between the hardware test board of the very high frequency communication system and external equipment.
In one embodiment, the data exchange interface comprises: a digital I/O interface for input and output of digital signals; and/or an analog I/O interface for input and output of analog signals.
In an embodiment, the vhf communication system hardware test board further comprises: and the audio interface is electrically connected with the micro control unit and used for inputting and playing audio.
In one embodiment, the device under test interface includes one or more of the following interface types in combination: DB44 interface, DB9 interface, and RJ45 interface.
In one embodiment, the communication interface comprises an RS232 serial port.
According to a second aspect of the present invention, an embodiment of the present invention provides a very high frequency communication system test system, which includes any one of the above-mentioned very high frequency communication system hardware test boards; the test upper computer is connected with the communication interface of the very high frequency communication system hardware test board; and the communication equipment is correspondingly connected with the interfaces of the equipment to be tested of the very high frequency communication system hardware test board respectively.
In one embodiment, the communication device comprises: the interface server is used for forwarding the audio signal and the voice emission signal; and the transceiver is connected with the interface server and is used for receiving the audio signal and the voice emission signal forwarded by the interface server.
In one embodiment, the interface server comprises a scheduling server and a first switching device which are connected with each other; the transceiver comprises a radio station and a second switching device which are connected with each other; the first switching equipment is connected with the second switching equipment and used for forwarding the audio signal and the voice emission signal between the radio station and the scheduling server.
In an embodiment, the communication device further comprises: the audio processor is connected with the scheduling server and is used for processing the audio signal and the voice emission signal; the agent terminal is used for scheduling and selecting the radio station; and the switch is respectively connected with the audio processor, the agent terminal, the scheduling server, the first switching equipment and the second switching equipment and is used for providing network communication.
The utility model provides a very high frequency communication system hardware test board and test system, through will little the control unit, communication interface and the equipment interface integration that awaits measuring survey on very high frequency communication system hardware test board, in the test procedure, survey test board through very high frequency communication system hardware and will test host computer and a plurality of communication equipment lug connection, can realize testing the interaction between host computer and a plurality of communication equipment, test method is simple, has improved the efficiency of hardware interface test.
Drawings
Fig. 1 is a schematic structural diagram of a vhf communication system hardware testing board according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a vhf communication system hardware test board according to another embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a very high frequency communication system testing system according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a very high frequency communication system test system according to another embodiment of the present invention.
Fig. 5 is a schematic flow chart of a testing method for a very high frequency communication system according to an embodiment of the present invention.
Fig. 6 is a schematic flow chart of a testing method for a very high frequency communication system according to another embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Fig. 1 is a schematic structural diagram of a vhf communication system hardware testing board according to an embodiment of the present invention. As shown in fig. 1, the vhf communication system hardware test board 100 includes: a micro control unit 010; a communication interface 020 connected to the micro control unit 010; and a plurality of device under test interfaces 030 connected to the micro control unit 010.
Specifically, little the control unit 010 is used for handling mutual information, optional STM32F103 chip that uses, the embodiment of the utility model provides a do not specifically limit to little the selection of control unit 010 chip. The interaction information may be a test instruction for testing a hardware interface of the communication device. Communication interface 020 is used for connecting the test host computer, can choose for use the RS232 serial ports in order to realize the quick transmission of mutual information between little the control unit 010 and the test host computer, should understand, and in some application scenes, other serial port types can also be chooseed for use to communication interface, the embodiment of the utility model provides a do not restrict the concrete selection of communication interface 020 type. The device interface 030 to be tested is used for connecting with a data interface of a communication device of the very high frequency communication system to realize forwarding of the interaction information to the communication device. Device under test interface 030 may include one or more combinations of the following interface types: DB44 interface, DB9 interface, and RJ45 interface. The multi-interface type can meet the adaptability of the VHF communication system hardware test board to be connected with different communication devices during hardware interface test. It should be understood that the number of the dut interfaces 030 can be adjusted according to the requirement of the actual application scenario, and the embodiment of the present invention does not limit the specific number of the dut interfaces 030.
The embodiment of the utility model provides a test panel 100 is surveyed to very high frequency communication system hardware is through surveying test panel 100 with little the control unit 010, communication interface 020 and a plurality of equipment interface 030 that awaits measuring are integrated at very high frequency communication system hardware, can effectively test communication equipment's among the very high frequency communication system hardware interface function, simple to use, convenient operation.
Fig. 2 is a schematic structural diagram of a vhf communication system hardware test board according to another embodiment of the present invention.
As shown in fig. 2, the vhf communication system hardware test board 100 further includes a data exchange interface 040 electrically connected to the mcu 010 for exchanging data between the vhf communication system hardware test board 100 and external devices.
Specifically, the external device may input the test data to the vhf communication system hardware test board 100 through the data exchange interface 040, and the vhf communication system hardware test board 100 may output the feedback data to the external device through the data exchange interface 040. The external device may include a signal generator which may input a level signal to the vhf communication system hardware test board 100 through the data exchange interface 040; the external device may further include an oscilloscope, and the vhf communication system hardware test board 100 may output the received level signal fed back by the communication device to the oscilloscope through the data exchange interface 040, so that a tester may observe waveform changes of various level signals through the oscilloscope to determine the validity of the hardware interface of the communication device. The data exchange interface 040 may be a digital I/O interface for input and output of digital signals. The digital I/O interface can be used for realizing the input and output of digital signals such as voice emission signals, switch signals, key signals and the like. The upper computer is tested to read the high and low levels of the digital I/O interface, so that the tester can conveniently know the effectiveness of the current switching value hardware interface of the communication equipment in real time. The data exchange interface 040 may also be an analog I/O interface for input and output of analog signals. The analog I/O interface can be used for inputting and outputting analog signals such as voice signals, reverse voltage, forward voltage and the like. The test upper computer reads the data state on the analog I/O interface, so that a tester can conveniently know the effectiveness of the current analog quantity hardware interface of the communication equipment in real time.
In an embodiment of the present invention, as shown in fig. 2, the vhf communication system hardware test board 100 further includes an audio interface 050 electrically connected to the micro control unit 010 for inputting and playing audio.
Specifically, the audio interface 050 can include an audio input interface for connecting with a microphone to realize the input of audio in the vhf communication system hardware test board 100; the audio interface may further include an audio output interface for connecting with a speaker, so as to realize playing the audio received by the vhf communication system hardware test board 100, thereby facilitating the tester to know the validity of the voice call function of the communication device in real time.
The embodiment of the utility model provides a test panel 100 is surveyed to very high frequency communication system hardware through with data exchange interface 040 and audio interface 050 integration survey test panel 100 at very high frequency communication system hardware, can carry out comprehensive test, improvement efficiency of software testing to communication equipment's among the very high frequency communication system hardware interface function.
Fig. 3 is a schematic structural diagram of a very high frequency communication system testing system according to an embodiment of the present invention. As shown in fig. 3, the system includes: a VHF communication system hardware test board 100; the test upper computer 200 is connected with the communication interface 020 of the VHF communication system hardware test board 100; and a plurality of communication devices 300 respectively connected to the plurality of dut interfaces 030 of the vhf communication system hardware test board.
Specifically, the vhf communication system hardware test board 100 is configured to forward the interaction information sent by the test host computer 200 to the communication device 300, and output the feedback information returned by the communication device 300. The embodiment of the utility model provides a very high frequency communication system test system surveys test panel 100 through very high frequency communication system hardware and can realize testing the interaction between host computer 200 and a plurality of communication equipment 300, can effectively test communication equipment's among the very high frequency communication system hardware interface function, simple to use, convenient operation.
Fig. 4 is a schematic structural diagram of a very high frequency communication system test system according to another embodiment of the present invention. As shown in fig. 4, the communication device 300 includes an interface server 310 for forwarding an audio signal and a voice transmission signal; and a transceiver 320 connected to the interface server 310 for receiving the audio signal and the voice transmission signal forwarded by the interface server.
In particular, interface server 310 may be used to forward audio signals as well as voice transmission signals, e.g., audio signals emitted by an audio processor in a very high frequency communication system as well as voice transmission signals to transceiver 320. The voice transmission signal is a transmission key control signal, and the transceiver 320 enters a transmission state after receiving the voice transmission signal, and further can transmit the received audio signal to other devices in the vhf communication system. For example, the vhf communication system may be a coastal vhf communication system that realizes communication between a shore station and a ship station, and the transceiver 320 disposed at the ship station may transmit the received audio signal sent by the audio processor to an intercom of the ship station, thereby realizing a voice call between the shore station and the ship station.
The embodiment of the utility model provides a technical scheme, when carrying out the hardware interface test, very high frequency communication system hardware surveys test panel 100 configuration to forward the mutual information that test host computer 200 sent to transceiver 320 or interface server 310, and output transceiver 320 or interface server 310 survey the feedback information that panel 100 returned to very high frequency communication system hardware. By correspondingly connecting the data interface of the transceiver 320 or the interface server 310 with the interface 030 of the device to be tested in the vhf communication system hardware test board 100, the interaction information received by the vhf communication system hardware test board 100 is forwarded to the transceiver 320 or the interface server 310, the test method is simple, and the test efficiency of the hardware interface of the transceiver 320 and the hardware interface of the interface server 310 in the vhf communication system is improved.
In an embodiment of the present invention, as shown in fig. 4, the interface server 310 includes a dispatch server 311 and a first transfer device 312 connected to each other; the transceiver 320 comprises a radio station 321 and a second relay device 322 connected to each other; the first switching device 312 is connected to the second switching device 322, and is configured to switch the audio signal and the voice transmission signal between the radio station 321 and the dispatch server 311.
Specifically, the data interfaces of the dispatch server 311, the first switching device 312, the radio station 321, and the second switching device 322 may be correspondingly connected to the device interface 030 to be tested in the vhf communication system hardware test board 100, so that the interactive information received by the vhf communication system hardware test board 100 is switched to the dispatch server 311, the first switching device 312, the radio station 321, and the second switching device 322, thereby implementing effective testing of the hardware interfaces of the communication devices.
In an embodiment of the present invention, as shown in fig. 4, the communication device 300 may further include an audio processor 330 connected to the dispatch server 311 for processing the audio signal and the voice emission signal; the agent terminal 340 is configured to perform scheduling selection on the radio station 321; and a switch 350 connected to the audio processor 330, the agent terminal 340, the scheduling server 311, the first transit device 312, and the second transit device 322, respectively, for providing network communication.
Specifically, the audio signal and the voice transmission signal sent by the audio processor 330 are sent to the dispatch server 311, and are forwarded to the second switching device 322 through the switching of the first switching device 312, and then the audio signal and the voice transmission signal are sent to the radio station 321 through the second switching device 322, so as to implement sending and receiving of voice data.
The embodiment of the utility model provides a very high frequency communication system test system, in the test procedure, survey test panel 100 with very high frequency communication system hardware respectively through the data interface with radio station 321, second switching equipment 322, first switching equipment 312, dispatch server 311, audio processor 330 and seat terminal 340 and be connected, can realize the effective detection to each communication equipment hardware interface among the very high frequency communication system.
Fig. 5 is a schematic flow chart of a testing method for a very high frequency communication system according to an embodiment of the present invention. As shown in fig. 5, the method includes the following steps.
S110: and sending the mutual information to a very high frequency communication system hardware test board, wherein the very high frequency communication system hardware test board is configured to forward the mutual information to the communication equipment.
Specifically, referring to fig. 3, the interaction information for testing the hardware interface of the communication device 300 may be sent to the vhf communication system hardware test board 100 through the testing upper computer 200, the vhf communication system hardware test board 100 may forward the interaction information to the communication device 300, and the communication device 300 performs an operation response after receiving the interaction information, thereby implementing the test on the validity of the hardware interface of the communication device 300 in the vhf communication system.
In an embodiment of the present invention, referring to fig. 4, the communication device 300 includes a radio station 321, and the interactive information may include voice transmission signal test information. The testing upper computer 200 sends the voice emission signal testing information to the vhf communication system hardware testing board 100, and the vhf communication system hardware testing board 100 receives and processes the voice emission signal testing information and sends processed interactive information, such as a low level signal, to the radio station 321. After the radio station 321 receives the signal, the transmitting operation indicator light is on, and it can be directly determined that the radio station 321 correctly inputs the signal, and the voice transmitting signal of the radio station 321 passes the test.
In an embodiment of the present invention, the interactive information may further include radio station alarm signal test information. The testing upper computer 200 sends the radio station alarm test information to the vhf communication system hardware test board 100, and the vhf communication system hardware test board 100 receives and processes the radio station alarm test information and sends processed interaction information, such as a high level signal, to the radio station 321. After the station 321 receives the signal, the warning indicator lights up, and it can be directly determined that the station 321 correctly inputs the signal, and the warning signal of the station 321 passes the test.
In an embodiment of the present invention, the interactive information may further include audio input signal test information. The testing upper computer 200 sends the audio input signal testing information to the vhf communication system hardware testing board 100, and the vhf communication system hardware testing board 100 receives and processes the audio signal testing information and sends the processed interactive information including the audio signal to the radio station 321. If the station 321 can correctly receive the voice after receiving the signal, it can directly determine that the audio input signal of the station 321 passes the test. It should be understood that the interactive information can be adjusted according to the requirement of the actual application scene, and the utility model discloses do not limit to interactive information's specific settlement.
The embodiment of the utility model provides a very high frequency communication system test method through carrying out step S110, forwards communication equipment 300 with mutual information through very high frequency communication system hardware test board 100, and test method is simple, has realized communication equipment hardware interface' S quick test among the very high frequency communication system.
Fig. 6 is a schematic flow chart of a testing method for a very high frequency communication system according to another embodiment of the present invention. As shown in fig. 6, the method further comprises steps S120-S130.
S120: and acquiring feedback information output by the hardware test board of the very high frequency communication system.
S130: and when the feedback information is consistent with the preset information, judging that the test of the communication equipment for the interactive information passes.
Specifically, the vhf communication system hardware test board 100 may output feedback information returned by the communication device 300 to the vhf communication system hardware test board 100. With continued reference to fig. 4, the interaction information may include station control signal test information, and the preset information includes preset station control signal response information. The test upper computer 200 sends the radio station control signal test information to the vhf communication system hardware test board 100, the vhf communication system hardware test board 100 receives and processes the radio station control signal test information, sends processed interaction information, such as serial port instruction data, to the radio station 321, the radio station 321 receives the serial port instruction data and then performs response operation, and feeds response data back to the vhf communication system hardware test board 100. The test upper computer 200 obtains feedback information output by the hardware test board 100 of the very high frequency communication system, compares the feedback information with preset radio station control signal response information, and judges that the test of the control signal of the radio station 321 is passed if the information is consistent. If the information is inconsistent, an alarm is issued to prompt the tester that the control signal test of station 321 fails.
The utility model relates to an embodiment, mutual information still can include audio output signal test information, predetermines the information this moment including predetermineeing audio output information. The test upper computer 200 sends the audio output signal test information to the vhf communication system hardware test board 100, and the vhf communication system hardware test board 100 sends the test information to the radio station 321. After the radio station 321 receives the test information, the received voice signal is sent to the vhf communication system hardware test board 100, the test upper computer 200 obtains the voice signal on the vhf communication system hardware test board 100 and plays the voice signal, the audio can be played and is consistent with the preset audio output information, and then it is determined that the audio output signal of the radio station 321 passes the test. In an embodiment of the present invention, the audio playing can be realized by the speaker connected to the audio interface 050 of the vhf communication system hardware test board 100.
The embodiment of the utility model provides a very high frequency communication system test method through carrying out step S120-S130, makes to carry out the information interaction between very high frequency communication system' S communication equipment 300 and the test host computer 200, makes things convenient for the tester to know the test result in real time. The testing method is simple, and the accurate testing of the hardware interface of the communication equipment 300 in the very high frequency communication system is realized.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalents and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A VHF communication system hardware test board, comprising:
the micro control unit is used for processing the interactive information;
the communication interface is connected with the micro control unit and is used for connecting a test upper computer; and
and the plurality of equipment interfaces to be tested are connected with the micro control unit and are used for connecting communication equipment.
2. The VHF communication system hardware test board according to claim 1, further comprising:
and the data exchange interface is electrically connected with the micro control unit and is used for exchanging data between the hardware test board of the very high frequency communication system and external equipment.
3. The VHF communication system hardware test board according to claim 2, wherein the data exchange interface comprises a digital I/O interface for input and output of digital signals; and/or
And the analog I/O interface is used for inputting and outputting analog signals.
4. The VHF communication system hardware test board according to claim 1, further comprising:
and the audio interface is electrically connected with the micro control unit and used for inputting and playing audio.
5. The VHF communication system hardware test board according to claim 1, wherein the device under test interface comprises one or more combinations of the following interface types: DB44 interface, DB9 interface, and RJ45 interface.
6. The VHF communication system hardware test board according to claim 1, wherein the communication interface comprises an RS232 serial port.
7. A vhf communication system test system comprising the vhf communication system hardware test board of any one of claims 1 to 6, the system further comprising:
the test upper computer is connected with the communication interface of the very high frequency communication system hardware test board; and
and the communication equipment is correspondingly connected with the interfaces of the equipment to be tested of the very high frequency communication system hardware test board respectively.
8. The system of claim 7, wherein the communication device comprises:
the interface server is used for forwarding the audio signal and the voice emission signal; and
and the transceiver is connected with the interface server and is used for receiving the audio signal and the voice emission signal forwarded by the interface server.
9. The system of claim 8, wherein the interface server comprises a dispatch server and a first transfer device connected to each other;
the transceiver comprises a radio station and a second switching device which are connected with each other;
the first switching equipment is connected with the second switching equipment and used for forwarding the audio signal and the voice emission signal between the radio station and the scheduling server.
10. The system of claim 9, wherein the communication device further comprises:
the audio processor is connected with the scheduling server and is used for processing the audio signal and the voice emission signal;
the agent terminal is used for scheduling and selecting the radio station; and
and the switch is respectively connected with the audio processor, the agent terminal, the scheduling server, the first switching equipment and the second switching equipment and is used for providing network communication.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021571821.8U CN212463223U (en) | 2020-07-31 | 2020-07-31 | VHF communication system hardware test board and test system |
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| CN202021571821.8U CN212463223U (en) | 2020-07-31 | 2020-07-31 | VHF communication system hardware test board and test system |
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