CN104917574B - Short distance power communication radio communication detecting system method for self-calibrating - Google Patents
Short distance power communication radio communication detecting system method for self-calibrating Download PDFInfo
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Abstract
The invention discloses a kind of short distance power communication radio communication detecting system method for self-calibrating, radio communication detecting system includes the first multifunctional electromagnetic wave cell, the first comprehensive tester and the first industrial computer；This method includes：Standard test weight module is positioned over to the position that tested wireless communication module is laid in the first multifunctional electromagnetic wave cell, the standard test weight module is standard wireless communication module, and the radiofrequency signal launched has standard emission power；Standard test weight module is connected with the first comprehensive tester, with transmitting radio frequency signal；The received signal power that first comprehensive tester is measured and the standard emission power of standard test weight module are contrasted, and obtain the decay of coupling path between standard test weight module and the first comprehensive tester；Compensated according to the radiofrequency signal that the decay of acquisition is transmitted to coupling path between standard test weight module and the first comprehensive tester.The reliability and accuracy of radio communication test can be improved using the present invention.
Description
Technical field
The present invention relates to technical field of electric power communication, more particularly to short distance power communication with radio communication detecting system from
Calibration method.
Background technology
Wireless communication module is increasingly being used in the power user power consumption information acquisition system of national grid, in
Heart node and from multi-node wireless communication module use more and more extensively, wireless communication module carries increasing data volume
And critical role., it is necessary to by radiofrequency signal in wireless communication module during being detected to wireless communication module performance
It is transmitted between tester, the decline of radiofrequency signal will be related in transmitting procedure.If to fading signal without
Effective calibration, may result in the serious distortion of test result and inaccurate, so that the purpose of test can not be reached.Therefore, have
Necessity is studied the method that short distance power communication is calibrated with radio communication detecting system, to realize radio communication test system
The reliability and accuracy of system test performance.However, not yet proposing effective solution in the prior art.
The content of the invention
The embodiment of the present invention provides a kind of short distance power communication radio communication detecting system method for self-calibrating, to carry
The reliability and accuracy of high radio communication test, the radio communication detecting system include the first multifunctional electromagnetic wave cell, the
One comprehensive tester and the first industrial computer；First multifunctional electromagnetic wave cell be used for lay tested wireless communication module with every
From external environment influence；Tested wireless communication module in first multifunctional electromagnetic wave cell is connected with the first comprehensive tester；
First comprehensive tester is connected with the first industrial computer；First comprehensive tester is used for by being handed over tested wireless communication module
Mutually, obtain test data and be supplied to the first industrial computer；First industrial computer is used to be carried according to the first comprehensive tester
The test data of confession obtains test result；
The method for self-calibrating includes：
Standard test weight module is positioned over to the position that tested wireless communication module is laid in the first multifunctional electromagnetic wave cell,
The standard test weight module is standard wireless communication module, and the radiofrequency signal launched has standard emission power；
Standard test weight module is connected with the first comprehensive tester, with transmitting radio frequency signal；
The received signal power that first comprehensive tester is measured and the standard emission power progress pair of standard test weight module
Than obtaining the decay of coupling path between standard test weight module and the first comprehensive tester；
The radiofrequency signal transmitted according to the decay of acquisition to coupling path between standard test weight module and the first comprehensive tester
Compensate.
In one embodiment, standard test weight module is connected with the first comprehensive tester, including：Standard test weight module is led to
Flat board coupled antenna and radio frequency line is crossed to be connected with the first comprehensive tester.
In one embodiment, the radio communication detecting system also includes：Electric power system is small with the first multifunctional electromagnetic wave
Tested wireless communication module connection in room, for being powered to tested wireless communication module.
In one embodiment, the method for self-calibrating also includes：
Transmission power, frequency error and spuious are carried out to tested wireless communication module using the radio communication detecting system
The test of parameter；Transmission power, frequency error and spuious are carried out using the wireless interconnected interworking module network test system of micropower
The test of parameter；According to the test result of the radio communication detecting system to the wireless interconnected interworking module network of the micropower
The test result of test system is calibrated；
Wherein, the wireless interconnected interworking module network test system of the micropower include the second multifunctional electromagnetic wave cell,
Second industrial computer, intercept unit, the second comprehensive tester and standard agreement signal source；Wherein, the second multifunctional electromagnetic wave
Cell, is influenceed for laying tested wireless communication module with isolating external environment；It is tested in second multifunctional electromagnetic wave cell
Wireless communication module respectively with the second industrial computer, intercept unit and the second comprehensive tester is connected；Second industrial computer
Also it is connected respectively with intercepting unit, the second comprehensive tester and standard agreement signal source；Second comprehensive tester is also assisted with standard
Discuss signal source connection；Unit is intercepted, the interactive communication for monitoring tested wireless communication module and miscellaneous equipment, by monitored data
It is supplied to the second industrial computer；Standard agreement signal source, under the control of the second industrial computer, integrating and surveying to second
Try instrument outputting standard baseband signal；Second comprehensive tester, under the control of the second industrial computer, by with tested nothing
Line communication module is interacted, and is obtained test data and is supplied to the second industrial computer；Second industrial computer, for controlling standard
Protocol signal source to the second comprehensive tester outputting standard baseband signal, and, according to intercept unit offer monitored data and/
Or second comprehensive tester provide test data, obtain test result.
In one embodiment, transmission power, frequency are carried out using the wireless interconnected interworking module network test system of micropower
The test of error and stray parameter, including：
The tested channel of tested wireless communication module is set using the second industrial computer, makes tested wireless communication module hair
Penetrate radiofrequency signal；
Second comprehensive tester is set to emitter test pattern, tested channel radio is chosen using the second comprehensive tester
Believe the radiofrequency signal of module transmitting, adjust the intermediate frequency width of the radiofrequency signal, read tested wireless communication module transmission power,
Frequency error and stray parameter.
In one embodiment, the tested channel of tested wireless communication module is set using the second industrial computer, makes to be tested
Wireless communication module launches radiofrequency signal, including：
The tested channel of tested wireless communication module is set using the second industrial computer, makes tested wireless communication module hair
Penetrate and do not adjust carrier radio frequency signal, or launch radiofrequency signal under M4 signal modulations.
In one embodiment, using the radio communication detecting system tested wireless communication module is carried out transmission power,
The test of frequency error and stray parameter, including：
The first comprehensive tester is carried out using the first industrial computer to test preceding Initialize installation；
The tested wireless communication module transmitting radiofrequency signal of control, and it is sent to the first comprehensive tester；
The transmission power and stray parameter of radiofrequency signal are measured using the first comprehensive tester；
Using the first industrial computer from the transmission power and stray parameter of the first comprehensive tester reading radio frequency signal, and
Calculate frequency error.
The short distance power communication radio communication detecting system method for self-calibrating of the embodiment of the present invention, by channel radio
Letter test system coupling path is calibrated, and can improve the reliability and accuracy of radio communication test.In embodiment, may be used also
To carry out test result calibration to the wireless interconnected interworking module network test system of micropower, so as to further improve radio communication
The reliability and accuracy of test.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.In the accompanying drawings：
Fig. 1 is the structural representation of radio communication detecting system in the embodiment of the present invention；
Fig. 2 is the flow of short-distance and medium-distance power communication radio communication detecting system method for self-calibrating of the embodiment of the present invention
Figure；
Fig. 3 is the schematic diagram of the wireless interconnected interworking module network test system of micropower in the embodiment of the present invention；
Fig. 4 is the test connection figure of radio communication detecting system in the embodiment of the present invention.
Embodiment
For the purpose, technical scheme and advantage of the embodiment of the present invention are more clearly understood, below in conjunction with the accompanying drawings to this hair
Bright embodiment is described in further details.Here, the schematic description and description of the present invention is used to explain the present invention, but simultaneously
It is not as a limitation of the invention.
In order to improve the reliability and accuracy of radio communication test, the embodiment of the present invention provides a kind of short distance electric power and led to
Credit radio communication detecting system method for self-calibrating, in the method, enters for the coupling path in radio communication detecting system
Calibration is gone.Fig. 1 is the structural representation of radio communication detecting system in the embodiment of the present invention.As shown in figure 1, the radio communication
Test system can include：
First multifunctional electromagnetic wave cell, the first comprehensive tester and the first industrial computer；First multifunctional electromagnetic wave
Cell is used to lay tested wireless communication module to isolate external environment influence；Tested nothing in first multifunctional electromagnetic wave cell
Line communication module is connected with the first comprehensive tester；First comprehensive tester is connected with the first industrial computer；First integrates survey
Examination instrument is used to, by interacting with tested wireless communication module, obtain test data and be supplied to the first industrial computer；First work
The test data that controlling computer is used to be provided according to the first comprehensive tester obtains test result.
Fig. 2 is the flow of short-distance and medium-distance power communication radio communication detecting system method for self-calibrating of the embodiment of the present invention
Figure.As shown in Fig. 2 this method can include：
Step 201, standard test weight module is positioned in the first multifunctional electromagnetic wave cell and lays tested radio communication mold
The position of block, the standard test weight module is standard wireless communication module, and the radiofrequency signal launched has standard emission power；
Step 202, standard test weight module is connected with the first comprehensive tester, with transmitting radio frequency signal；
The standard emission work(of step 203, the received signal power that the first comprehensive tester is measured and standard test weight module
Rate is contrasted, and obtains the decay of coupling path between standard test weight module and the first comprehensive tester；
Step 204, according to the decay of acquisition coupling path between standard test weight module and the first comprehensive tester is transmitted
Radiofrequency signal is compensated.
In embodiment, as shown in figure 1, standard test weight module is connected with the first comprehensive tester, it can include：By standard
Counterweight module is connected by flat board coupled antenna and radio frequency line with the first comprehensive tester.Radio frequency line is represented with double solid line in Fig. 1.
Again as shown in figure 1, in embodiment, radio communication detecting system can also include：Electric power system, it is multi-functional with first
Tested wireless communication module connection in electromagnetic wave cell, for being powered to tested wireless communication module.Electric power system can
To be single-phase or three-phase power supply system.Electric power system is connected by power line with tested wireless communication module in Fig. 1, power line with
Single solid line is represented.Also show in Fig. 1 the first comprehensive tester by GPIB (General-Purpose Interface Bus,
General purpose interface bus) it is connected with the first industrial computer, GPIB is represented with three stacked solid lines.
In embodiment, the first multifunctional electromagnetic wave cell, the first comprehensive tester in radio communication detecting system, first
Industrial computer and electric power system composition standardization RF detection system.In calibration process, standard test weight module is positioned over
The position of the tested wireless communication module of one multifunctional electromagnetic wave cell, the standard test weight module is by flat board coupled antenna and penetrates
Frequency line is connected with the first comprehensive tester, and realizes the transmission of radiofrequency signal.The reception radio frequency that first comprehensive tester is measured
The standard emission power contrast of signal power and standard test weight module, you can obtain the decay in coupling path, and then can be
The decay is compensated in software, to realize the self compensation of test.
When it is implemented, can also be to the progress test parameter of the wireless interconnected interworking module network test system of micropower
Calibration.Fig. 3 is the schematic diagram of the wireless interconnected interworking module network test system of micropower in the embodiment of the present invention.As shown in figure 3,
The wireless interconnected interworking module network test system of micropower can include：
Second multifunctional electromagnetic wave cell, the second industrial computer, intercept unit, the second comprehensive tester and standard agreement
Signal source；Wherein, the second multifunctional electromagnetic wave cell, is influenceed for laying tested wireless communication module with isolating external environment；
Tested wireless communication module in second multifunctional electromagnetic wave cell respectively with the second industrial computer, intercept unit and second comprehensive
Close tester connection；Second industrial computer also connects with intercepting unit, the second comprehensive tester and standard agreement signal source respectively
Connect；Second comprehensive tester is also connected with standard agreement signal source；Unit is intercepted, for monitoring tested wireless communication module and its
The interactive communication of its equipment, the second industrial computer is supplied to by monitored data；Standard agreement signal source, in the second industry control
Under the control of computer, to the second comprehensive tester outputting standard baseband signal；Second comprehensive tester, in the second industry control
Under the control of computer, by being interacted with tested wireless communication module, obtain test data and be supplied to the second industrial computer；
Second industrial computer, for controlling standard agreement signal source to the second comprehensive tester outputting standard baseband signal, and, root
The test data provided according to the monitored data and/or the second comprehensive tester of intercepting unit offer, obtains test result.
The specific connected mode of the wireless interconnected interworking module network test system each several part of micropower is also show in Fig. 3.
Single solid line in Fig. 3 is radio frequency line, and double solid line is RS485 buses, and three stacked solid lines represent GPIB.As shown in figure 3, second
Tested wireless communication module in multifunctional electromagnetic wave cell is by radio frequency line, respectively with intercepting unit and the second comprehensive tester
Connection；Tested wireless communication module in second multifunctional electromagnetic wave cell is connected by RS485 buses and the second industrial computer
Connect；Second industrial computer is also connected with intercepting unit and standard agreement signal source respectively by RS485 buses；Second industry control meter
Calculation machine is also connected by GPIB with the second comprehensive tester；Second comprehensive tester also passes through radio frequency line and standard agreement signal source
Connection.
In embodiment, it is possible to use radio communication detecting system carries out transmission power, frequency to tested wireless communication module
The test of error and stray parameter；Transmission power, frequency are carried out using the wireless interconnected interworking module network test system of micropower
The test of error and stray parameter；According to the test result of radio communication detecting system to the wireless interconnected interworking module net of micropower
The test result of network test system is calibrated.
Specifically, using the wireless interconnected interworking module network test system of micropower carry out transmission power, frequency error and
The test of stray parameter, can include：The tested channel of tested wireless communication module is set using the second industrial computer, make by
Survey wireless communication module transmitting radiofrequency signal；Second comprehensive tester is set to emitter test pattern, integrated using second
Tester chooses the radiofrequency signal of tested wireless communication module transmitting, adjusts the intermediate frequency width of the radiofrequency signal, reads tested nothing
Transmission power, frequency error and the stray parameter of line communication module.Wherein it is possible to adjust the intermediate frequency width of the radiofrequency signal to suitable
Work as value, the value can be preset.In embodiment, the tested letter of tested wireless communication module is set using the second industrial computer
Road, makes tested wireless communication module transmitting radiofrequency signal, can include：Utilize the tested radio communication of the second industrial computer setting
The tested channel of module, makes tested wireless communication module transmitting not adjust carrier radio frequency signal, or penetrated under M4 signal modulations
Frequency signal.
Specifically, radio communication detecting system can equally be realized carries out transmission power, frequency to tested wireless communication module
The test of rate error and stray parameter.For example, it is possible to use before the first industrial computer is tested the first comprehensive tester
Initialize installation；The tested wireless communication module transmitting radiofrequency signal of control, and it is sent to the first comprehensive tester；It is comprehensive using first
Close the transmission power and stray parameter of tester measurement radiofrequency signal；Read using the first industrial computer from the first comprehensive tester
The transmission power and stray parameter of radiofrequency signal are taken, and calculates frequency error.In embodiment, the test of radio communication detecting system
Connection figure can be as shown in Figure 4., can be by the first industry control meter in Initialize installation before testing the first comprehensive tester
Software carries out testing preceding Initialize installation to the first comprehensive tester in calculation machine.First comprehensive tester for example can be prompt using peace
The N9020 signal analyzers of human relations company, the signal analyzer can measure the transmission power of radiofrequency signal, stray parameter；Pass through
The reading to transmission power in signal analyzer, stray parameter is realized in the software control of first industrial computer, and calculates frequency
Error, while test result is carried out into qualification determination and test result is preserved into the first industrial computer.
In radio communication detecting system and the wireless interconnected interworking module network test system of micropower to transmission power, frequency
After rate error and stray parameter are tested, according to the test result of radio communication detecting system to the wireless interconnected intercommunication of micropower
The test result of module network test system is calibrated.That is, two kinds systems are measured its radio-frequency performance parameter, according to
The test knot to the wireless interconnected interworking module network test system of micropower is realized according to the test result of radio communication detecting system
Fruit carries out self calibration, and completes the related setting of software, accurate to radio-frequency performance so as to realize by self-alignment compensation
With reliable measurement.
In summary, the short distance power communication radio communication detecting system method for self-calibrating of the embodiment of the present invention, leads to
Cross and radio communication detecting system coupling path is calibrated, the reliability and accuracy of radio communication test can be improved.It is real
Apply in example, test result calibration can also be carried out to the wireless interconnected interworking module network test system of micropower, so that further
Improve the reliability and accuracy of radio communication test.
It should be understood by those skilled in the art that, embodiments of the invention can be provided as method, system or computer program
Product.Therefore, the present invention can be using the reality in terms of complete hardware embodiment, complete software embodiment or combination software and hardware
Apply the form of example.Moreover, the present invention can be used in one or more computers for wherein including computer usable program code
The computer program production that usable storage medium is implemented on (including but is not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of product.
The present invention is the flow with reference to method according to embodiments of the present invention, equipment (system) and computer program product
Figure and/or block diagram are described.It should be understood that can be by every first-class in computer program instructions implementation process figure and/or block diagram
Journey and/or the flow in square frame and flow chart and/or block diagram and/or the combination of square frame.These computer programs can be provided
The processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce
A raw machine so that produced by the instruction of computer or the computing device of other programmable data processing devices for real
The device for the function of being specified in present one flow of flow chart or one square frame of multiple flows and/or block diagram or multiple square frames.
These computer program instructions, which may be alternatively stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that the instruction being stored in the computer-readable memory, which is produced, to be included referring to
Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one square frame of block diagram or
The function of being specified in multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that in meter
Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented processing, thus in computer or
The instruction performed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in individual square frame or multiple square frames.
Particular embodiments described above, has been carried out further in detail to the purpose of the present invention, technical scheme and beneficial effect
Describe in detail it is bright, should be understood that the foregoing is only the present invention specific embodiment, the guarantor being not intended to limit the present invention
Scope is protected, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc. should be included in this
Within the protection domain of invention.
Claims (6)
1. a kind of short distance power communication radio communication detecting system method for self-calibrating, it is characterised in that the radio communication
Test system includes the first multifunctional electromagnetic wave cell, the first comprehensive tester and the first industrial computer；First multi-functional electricity
Magnetic wave cell is used to lay tested wireless communication module to isolate external environment influence；Quilt in first multifunctional electromagnetic wave cell
Wireless communication module is surveyed to be connected with the first comprehensive tester；First comprehensive tester is connected with the first industrial computer；First is comprehensive
Closing tester is used to, by interacting with tested wireless communication module, obtain test data and be supplied to the first industrial computer；The
The test data that one industrial computer is used to be provided according to the first comprehensive tester obtains test result；
Methods described includes：
Standard test weight module is positioned over to the position that tested wireless communication module is laid in the first multifunctional electromagnetic wave cell, it is described
Standard test weight module is standard wireless communication module, and the radiofrequency signal launched has standard emission power；
Standard test weight module is connected with the first comprehensive tester, with transmitting radio frequency signal；
The received signal power that first comprehensive tester is measured and the standard emission power of standard test weight module are contrasted, and are obtained
Obtain the decay of coupling path between standard test weight module and the first comprehensive tester；
The radiofrequency signal that coupling path between standard test weight module and the first comprehensive tester is transmitted is carried out according to the decay of acquisition
Compensation；
Methods described also includes：
Transmission power, frequency error and stray parameter are carried out to tested wireless communication module using the radio communication detecting system
Test；Transmission power, frequency error and stray parameter are carried out using the wireless interconnected interworking module network test system of micropower
Test；According to the test result of the radio communication detecting system to the wireless interconnected interworking module network test of the micropower
The test result of system is calibrated；
Wherein, the wireless interconnected interworking module network test system of the micropower includes the second multifunctional electromagnetic wave cell, second
Industrial computer, intercept unit, the second comprehensive tester and standard agreement signal source；Wherein, the second multifunctional electromagnetic wave cell,
Influenceed for laying tested wireless communication module with isolating external environment；Tested channel radio in second multifunctional electromagnetic wave cell
Letter module respectively with the second industrial computer, intercept unit and the second comprehensive tester is connected；Second industrial computer is also distinguished
It is connected with intercepting unit, the second comprehensive tester and standard agreement signal source；Second comprehensive tester also with standard agreement signal
Source is connected；Unit is intercepted, monitored data is supplied to by the interactive communication for monitoring tested wireless communication module and miscellaneous equipment
Second industrial computer；Standard agreement signal source, it is defeated to the second comprehensive tester under the control of the second industrial computer
Go out standard baseband signal；Second comprehensive tester, under the control of the second industrial computer, by with tested radio communication
Module is interacted, and is obtained test data and is supplied to the second industrial computer；Second industrial computer, for controlling standard agreement to believe
Number source to the second comprehensive tester outputting standard baseband signal, and, according to the monitored data and/or second for intercepting unit offer
The test data that comprehensive tester is provided, obtains test result.
2. the method as described in claim 1, it is characterised in that be connected standard test weight module with the first comprehensive tester, bag
Include：Standard test weight module is connected by flat board coupled antenna and radio frequency line with the first comprehensive tester.
3. the method as described in claim 1, it is characterised in that the radio communication detecting system also includes：Electric power system, with
Tested wireless communication module connection in first multifunctional electromagnetic wave cell, for being powered to tested wireless communication module.
4. the method as described in claim 1,2 or 3, it is characterised in that surveyed using the wireless interconnected interworking module network of micropower
Test system carries out the test of transmission power, frequency error and stray parameter, including：
The tested channel of tested wireless communication module is set using the second industrial computer, tested wireless communication module is penetrated
Frequency signal；
Second comprehensive tester is set to emitter test pattern, tested radio communication mold is chosen using the second comprehensive tester
The radiofrequency signal of block transmitting, adjusts the intermediate frequency width of the radiofrequency signal, reads transmission power, the frequency of tested wireless communication module
Error and stray parameter.
5. method as claimed in claim 4, it is characterised in that utilize the tested wireless communication module of the second industrial computer setting
Tested channel, make tested wireless communication module transmitting radiofrequency signal, including：
The tested channel of tested wireless communication module is set using the second industrial computer, makes tested wireless communication module transmitting not
Carrier radio frequency signal is adjusted, or launches radiofrequency signal under M4 signal modulations.
6. the method as described in claim 1,2 or 3, it is characterised in that using the radio communication detecting system to being tested nothing
Line communication module carries out the test of transmission power, frequency error and stray parameter, including：
The first comprehensive tester is carried out using the first industrial computer to test preceding Initialize installation；
The tested wireless communication module transmitting radiofrequency signal of control, and it is sent to the first comprehensive tester；
The transmission power and stray parameter of radiofrequency signal are measured using the first comprehensive tester；
Using the first industrial computer from the transmission power and stray parameter of the first comprehensive tester reading radio frequency signal, and calculate
Frequency error.
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| CN106330348A (en) * | 2016-08-18 | 2017-01-11 | 深圳天祥质量技术服务有限公司 | Method and device for testing stray radiant power of wireless product |
| 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 |
| CN112385086B (en) | 2018-07-06 | 2021-08-20 | 华为技术有限公司 | Method and apparatus for calibrating phased array antenna |
| CN110391854A (en) * | 2019-07-31 | 2019-10-29 | 深圳市友华通信技术有限公司 | The power calibrating method and device of wireless radios |
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