CN105911388B - The adjustment method and system of test platform - Google Patents
The adjustment method and system of test platform Download PDFInfo
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- CN105911388B CN105911388B CN201610257911.1A CN201610257911A CN105911388B CN 105911388 B CN105911388 B CN 105911388B CN 201610257911 A CN201610257911 A CN 201610257911A CN 105911388 B CN105911388 B CN 105911388B
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Abstract
The present invention relates to a kind of adjustment method of test platform and systems, it is to receive the solicited message for obtaining target debugging analog signal, wave file is transferred according to solicited message, extract the parameter information that target debugging analog signal is corresponded in solicited message, the first analog signal is obtained according to parameter information and wave file, upconversion process is carried out to the first analog signal and obtains the second analog signal, RF up-converter processing is carried out to the second analog signal and obtains radio frequency analog signal, power amplification is carried out to radio frequency analog signal, target is obtained and debugs analog signal.The solution of the present invention can make test platform generate target debugging analog signal using wave file in debugging, and target debugging analog signal can be used as signal source, convenient for testing determinand.
Description
Technical field
The present invention relates to test platform technical fields, more particularly to the adjustment method and system of test platform.
Background technique
Currently, achieving people in transmitting information and acquisition message context with the continuous development of information science technology
Unprecedented convenient, therefore communication engineering also has extremely vast potential for future development, and signal processing is as one of weight
Link is wanted, so that the high precision of measuring instrument, high-performance, the indexs such as high performance-price ratio increasingly cause the attention of industry, advanced
Product and technology also constantly by it has been proposed that with perfect, therefore the proposition of test platform can be very good to solve instrument it is more,
Test puzzlement brought by price.
Testing efficiency is effectively promoted in test platform compared with traditional test macro, more reduces instrument cost, full
Foot market novel application model.But as signal generates, calibration, the superposition of acquisition these numerous technologies to the end is answered
With this requires its internal signal treatment process is parsed and regulated and controled, and testing so that the debugging difficulty of test platform improves
Demonstrate,prove its stability.
The existing performance adjusting method to test platform mainly compares input and output, realizes the purpose of verifying, this is right
It is lack of pertinence in the specific function of test platform, does not have highly integrated signal generation and processing function, needed in debugging
It is not available when signal source.
Summary of the invention
Based on this, it is necessary to which for not having in existing test platform adjustment method, signal is generated and processing function is asked
Topic, provides the adjustment method and system of a kind of test platform.
A kind of adjustment method of test platform, includes the following steps：
Receive the solicited message for obtaining target debugging analog signal；
Wave file is transferred according to solicited message, extracts the parameter letter for corresponding to target debugging analog signal in solicited message
Breath, obtains the first analog signal according to parameter information and wave file, carries out upconversion process to the first analog signal, obtains the
Two analog signals；
RF up-converter processing is carried out to the second analog signal, obtains radio frequency analog signal；
Power amplification is carried out to radio frequency analog signal, target is obtained and debugs analog signal.
A kind of debugging system of test platform, including receiving module, signal processing module, radio frequency processing module and power are put
Big module；
Receiving module is used to receive the solicited message for obtaining target debugging analog signal；
Signal processing module is used to transfer wave file according to solicited message, extracts and corresponds to target debugging mould in solicited message
The parameter information of quasi- signal obtains the first analog signal according to parameter information and wave file, carries out to the first analog signal
Frequency-conversion processing obtains the second analog signal；
Radio frequency processing module is used to carry out RF up-converter processing to the second analog signal, obtains radio frequency analog signal；
Power amplifier module is used to carry out power amplification to radio frequency analog signal, obtains target and debugs analog signal.
It is that the request letter for obtaining target debugging analog signal is received by test platform according to the scheme of aforementioned present invention
Breath transfers wave file according to solicited message, extracts the parameter information that target debugging analog signal is corresponded in solicited message, according to
Parameter information and wave file obtain the first analog signal, carry out upconversion process to the first analog signal and obtain the second simulation letter
Number, RF up-converter processing is carried out to the second analog signal and obtains radio frequency analog signal, power is carried out to radio frequency analog signal and is put
Greatly, it obtains target and debugs analog signal.The solution of the present invention can make test platform generate mesh using wave file in debugging
Mark debugging analog signal, target debugging analog signal can be used as signal source, convenient for testing determinand.
Detailed description of the invention
Fig. 1 is the flow diagram of the adjustment method of test platform in one embodiment；
Fig. 2 is the flow diagram of the adjustment method of test platform in one embodiment；
Fig. 3 is the part flow diagram of the adjustment method of test platform in one embodiment；
Fig. 4 is the structural schematic diagram of the debugging system of test platform in one embodiment；
Fig. 5 is the structural schematic diagram of the debugging system of test platform in one embodiment；
Fig. 6 is the structural schematic diagram of the debugging system of test platform in one embodiment；
Fig. 7 is the structural schematic diagram of the debugging system of test platform in one embodiment.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention more comprehensible, with reference to the accompanying drawings and embodiments, to this
Invention is described in further detail.It should be appreciated that the specific embodiments described herein are only used to explain the present invention,
And the scope of protection of the present invention is not limited.
It is shown in Figure 1, it is the embodiment of the adjustment method of test platform of the invention.Test platform in the embodiment
Adjustment method, include the following steps：
Step S101：Receive the solicited message for obtaining target debugging analog signal；
Step S102：Wave file is transferred according to solicited message, extracts and corresponds to target debugging analog signal in solicited message
Parameter information, the first analog signal is obtained according to parameter information and wave file, the first analog signal is carried out at up-conversion
Reason obtains the second analog signal；
Step S103：RF up-converter processing is carried out to the second analog signal, obtains radio frequency analog signal；
Step S104：Power amplification is carried out to radio frequency analog signal, target is obtained and debugs analog signal.
In the present embodiment, the solicited message for obtaining target debugging analog signal is received by test platform, is believed according to request
Breath transfers wave file, the parameter information that target debugging analog signal is corresponded in solicited message is extracted, according to parameter information and wave
Shape files obtain the first analog signal, carry out upconversion process to the first analog signal and obtain the second analog signal, to the second mould
Quasi- signal carries out RF up-converter processing, obtains radio frequency analog signal, carries out power amplification to radio frequency analog signal, obtains target
Debug analog signal.This scheme can make test platform generate target debugging analog signal using wave file in debugging, should
Target debugging analog signal can be used as signal source, convenient for testing determinand.
It further include in one of the embodiments, following before the step of transferring wave file according to the solicited message
Step：
Wave file is downloaded from host computer, wave file is to be received to instruct by host computer, is generated according to instruction.
In the present embodiment, the instruction of user is received by host computer, host computer is according to the instruction of user, to need to generate
Signal based on, generate wave file, and by the wave file be sent to test platform storage it is spare.
Preferably, wave file can be downloaded once, and if desired different types of signal, also can be generated different types of
Wave file successively downloads different type wave file to test platform, forms wave file list, have foot in test platform
When enough wave files, it is not necessary to download wave file from host computer again.It, can be according to user's when needing using wave file
Solicited message corresponding wave file of Selection and call in wave file list.
It is further comprising the steps of after the step of obtaining target debugging analog signal in one of the embodiments,：
Target power value is obtained according to parameter information, link is obtained according to the first analog signal and target debugging analog signal
Change in gain amount；
Detection sampling is carried out to target debugging analog signal, obtains sampled value and frequency values, according to sampled value, frequency values with
And frequency power bivariate table obtains the performance number of target debugging analog signal；
If it is more than preset range that target, which debugs the performance number of analog signal and the difference of target power value, according to difference tune
Whole link gain variable quantity, according to link gain variable quantity adjusted and the first analog signal to target debug analog signal into
Row calibration, is back to the step of detection samples；
If the performance number of target debugging analog signal and the difference of target power value are less than preset range, target is exported
Debug analog signal.
In the present embodiment, mainly the target debugging analog signal of acquisition is calibrated.First according to the request of user
Acquisition of information target power value obtains link gain variable quantity according to the first analog signal and target debugging analog signal；It is obtaining
After obtaining target debugging analog signal, detection sampling is carried out to it, obtains corresponding sampled value and frequency values, according to sampled value, frequency
Rate value and frequency power bivariate table obtain the performance number of target debugging analog signal, and frequency power bivariate table is under different frequency
The mapping table of each sampled value and output power can obtain the performance number of target debugging analog signal according to this table, sentence
Whether the difference of the performance number of breaking and target power value is more than preset range, if being more than, adjusts link gain according to difference and becomes
Change amount is obtained with the target debugging simulation letter after calibration according to link gain variable quantity adjusted and the first analog signal
Number, again to after calibration target debugging analog signal carry out detection sampling, until target debugging analog signal performance number and
The difference of target power value is within a preset range；If not exceeded, then exporting target debugging analog signal.Before calibration, it obtains
Target debugging analog signal signal fluctuation may be generated because of different frequency and temperature environment, the scheme in the present embodiment can be with
Target debugging analog signal is calibrated, signal fluctuation is eliminated.
The adjustment method of test platform is further comprising the steps of in one of the embodiments,：
From host computer download frequency power two-dimensional table, frequency power bivariate table is by host computer by having signal source and function
The instrument of rate meter obtains detection sampled value under different frequency and performance number and establishes.
In the present embodiment, frequency power bivariate table is by the output to the reference instrument for having signal source and power meter
Signal carries out detected, compares and uses for test platform, and frequency power bivariate table need to only be sent once, later
It is sent in debugging process without repeating.
The adjustment method of test platform is further comprising the steps of in one of the embodiments,：
Signal to be detected is received, and power measurement is carried out to signal to be detected, obtains the performance number of signal to be detected.
In the present embodiment, test platform can not only provide target debugging analog signal to determinand in debugging process
It is tested, the signal to be detected that determinand provides can also be received, power measurement is carried out to it, realize test platform signal source
With the dual debugging function of power meter.
The step of receiving solicited message in one of the embodiments, includes the following steps：
The solicited message for being received and being forwarded by host computer is received, or directly receives solicited message.
In the present embodiment, user can choose host computer to input solicited message, or select test platform to input
Solicited message；When receiving solicited message by host computer, test platform does not receive solicited message directly, when direct by test platform
When receiving solicited message, host computer does not receive solicited message, when selecting one way in which, just locks another way, side
Just process is controlled.
The parameter information of target debugging analog signal includes the class of target debugging analog signal in one of the embodiments,
Type, carrier number, standard, power and bandwidth.
In the present embodiment, the parameter information of target debugging analog signal includes type, carrier number, standard, power and band
Width etc. can obtain the first analog signal according to these parameters in order to convert analog quantity for the digital quantity in wave file
Standard, carrier number and the bandwidth etc. of Shi Shixian processing signal.
In a specific embodiment, the process of the adjustment method of test platform is as follows：
It is communicated to connect as shown in Fig. 2, first establishing test platform and host computer, and the data interaction kept fit, by
Host computer obtains the instruction of user, will need the actual signal generated by way of wave file, according under specific agreement
It is loaded onto test platform, if upper computer detection to wave file failed download, re-downloads the wave file；Test platform downloading
Various wave files are stored after success, establish wave file list；
Host computer receives the solicited message of user, this solicited message is sent to test platform, in test platform obtains
Portion storage wave file list in corresponding wave file, and by user request information target debugging analog signal ginseng
Number extracts, such as standard, carrier number, bandwidth, is believed according to the parameter of the target debugging analog signal in user request information
The digital quantity in wave file is converted analog quantity by breath, obtains the first analog signal, and using digital oscillator to the first mould
Quasi- signal carries out upconversion process, obtains the second analog signal, and in practical applications, can choose output complex intermediate frequency is
Then the analog signal of 184.32MHz is believed the second simulation by I/Q (In-phase/Quadrature, inphase quadrature) modulator
Number carry out RF up-converter processing, obtain radio frequency analog signal；Power amplification is carried out to radio frequency analog signal, obtains target debugging
Analog signal output.
Since target debugging analog signal may generate signal fluctuation because of different frequency and temperature environment, may be used also
To be calibrated to the target of acquisition debugging analog signal.
As shown in figure 3, calibration needs frequency power bivariate table, which is by host computer by having letter
What the reference instrument and output power detection sampling of number source and power meter obtained.Firstly, covering frequency range is divided, drawing
Optimum frequency point is chosen in by stages, power meter reading is carried out in power bracket, and obtain detection sampled value, establishes sampled value
Mapping table between (digital quantity) and output power value, meanwhile, high or low power is distinguished, is carried out at segmentation using RF switch
Reason, size frequency power bivariate table is finally integrated, obtain final frequency power bivariate table, is downloaded flat to test
Platform.
Test platform obtains target power value according to the parameter information of the target debugging analog signal in user request information,
Link gain variable quantity is obtained according to the first analog signal and target debugging analog signal；Target debugging analog signal is examined
Wave sampling, obtains sampled value and frequency values, obtains target debugging simulation according to sampled value, frequency values and frequency power bivariate table
The performance number of signal；
If it is more than preset range that target, which debugs the performance number of analog signal and the difference of target power value, according to difference tune
Whole link gain variable quantity, adjust this process be by digital pad and ALC (Automatic Level Control, from
Dynamic level control) circuit realization, wherein digital pad realizes big step change, and alc circuit realizes small step change, root
Target debugging analog signal is calibrated according to link gain variable quantity adjusted and the first analog signal, detection is back to and adopts
The step of sample；
If the performance number of target debugging analog signal and the difference of target power value are less than preset range, target is exported
Debug analog signal.
The above-mentioned process that frequency power bivariate table is downloaded to test platform can be in the advance for receiving user request information
Row, and only need to carry out primary.When receiving user request information, there are two types of the usage right control sources of test platform, and one
Kind is host computer, such as PC (Personal Computer, PC) machine or other control equipment, be can use in host computer
Application software, control process is connected by network interface or serial ports, another kind is by the control system of test platform itself, such as survey
Try platform MCU (Microcontroller Unit, micro-control unit), realized in a manner of message queue user input,
Output control；When receiving user request information by host computer, test platform does not receive user request information directly, when by testing
When platform directly receives user request information, host computer does not receive user request information.It is above-mentioned to target debug analog signal into
The process of row calibration can also carry out in host computer.
In addition, test platform can test determinand, test platform is also after output target debugging analog signal
It can receive the signal to be detected that determinand provides, carry out power measurement to it, realize test platform signal source and power meter
Dual debugging function.The result of power measurement can also be sent to host computer.
In the present embodiment, the adjustment method of test platform realizes the function that signal is generated using wave file, simultaneously
Support the processing of signaling mode, carrier number and bandwidth etc., and calibrate output under different frequency range and power, be also compatible with signal source and
The function of power meter can substitute the use of instrument effect under certain occasion, and then instrument cost and debugging difficulty is greatly reduced,
It is convenient for personnel monitoring simultaneously, promotes debugging efficiency.
According to the adjustment method of above-mentioned test platform, the present invention also provides a kind of debugging systems of test platform, below
The embodiment of the debugging system of test platform of the invention is described in detail.
It is shown in Figure 4, it is the embodiment of the debugging system of test platform of the invention.Test platform in the embodiment
Debugging system include receiving module 201, signal processing module 202, radio frequency processing module 203 and power amplifier module 204；
Receiving module 201 is used to receive the solicited message for obtaining target debugging analog signal；
Signal processing module 202 is used to transfer wave file according to solicited message, extracts in solicited message and corresponds to target tune
The parameter information for trying analog signal obtains the first analog signal according to parameter information and wave file, to the first analog signal into
Row upconversion process obtains the second analog signal；
Radio frequency processing module 203 is used to carry out RF up-converter processing to the second analog signal, obtains radio frequency analog signal；
Power amplifier module 204 is used to carry out power amplification to radio frequency analog signal, obtains target and debugs analog signal.
In one of the embodiments, as shown in figure 5, receiving module 201 downloads wave file, wave file from host computer
It is to be received to instruct by host computer, is generated according to instruction.
In one of the embodiments, as shown in fig. 6, the debugging system of test platform further includes calibration module 205, calibration
Module 205 is used to obtain target power value according to parameter information, is obtained according to the first analog signal and target debugging analog signal
Link gain variable quantity；Detection sampling is carried out to target debugging analog signal, obtains sampled value and frequency values, according to sampled value,
Frequency values and frequency power bivariate table obtain the performance number of target debugging analog signal；If the power of target debugging analog signal
The difference of value and target power value is more than preset range, then link gain variable quantity is adjusted according to difference, according to chain adjusted
Road change in gain amount and the first analog signal calibrate target debugging analog signal, are back to detection sampling；If target tune
The difference of the performance number and target power value of trying analog signal is less than preset range, then exports target debugging analog signal.
Host computer is obtained under different frequency by having the instrument of signal source and power meter in one of the embodiments,
Detection sampled value and performance number establish frequency power bivariate table, and frequency power bivariate table is downloaded to test platform.
In one of the embodiments, as shown in fig. 7, the debugging system of test platform further includes power measurement module 206,
Power measurement is carried out for receiving signal to be detected, and to signal to be detected, obtains the performance number of signal to be detected.
Host computer receives solicited message in one of the embodiments, and solicited message is sent to receiving module 201,
Or receiving module 201 directly receives solicited message.
In one of the embodiments, target debugging analog signal parameter include target debugging analog signal type,
Carrier number, standard, power and bandwidth.
In the debugging system of test platform, host computer can be PC machine or other control equipment, can be in test platform
MCU is set to control debugging process.
The debugging system of test platform of the invention and the adjustment method of test platform of the invention correspond, above-mentioned
Technical characteristic and its advantages that the embodiment of the adjustment method of test platform illustrates are suitable for the debugging system of test platform
In the embodiment of system.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (9)
1. a kind of adjustment method of test platform, which is characterized in that include the following steps：
Receive the solicited message for obtaining target debugging analog signal；
Wave file is transferred according to the solicited message, extracts and corresponds to the target debugging analog signal in the solicited message
Parameter information obtains the first analog signal according to the parameter information and the wave file, to first analog signal into
Row upconversion process obtains the second analog signal；
RF up-converter processing is carried out to second analog signal, obtains radio frequency analog signal；
Power amplification is carried out to the radio frequency analog signal, obtains the target debugging analog signal；
Signal to be detected is received, and power measurement is carried out to the signal to be detected, obtains the performance number of the signal to be detected.
2. the adjustment method of test platform according to claim 1, which is characterized in that transferred according to the solicited message
It is further comprising the steps of before the step of wave file：
The wave file is downloaded from host computer, the wave file is to be received to instruct by the host computer, according to described instruction
It generates.
3. the adjustment method of test platform according to claim 1, which is characterized in that debug analog signal obtaining target
The step of after it is further comprising the steps of：
Target power value is obtained according to the parameter information, analog signal is debugged according to first analog signal and the target
Obtain link gain variable quantity；
Detection sampling is carried out to target debugging analog signal, obtains sampled value and frequency values, according to the sampled value, described
Frequency values and frequency power bivariate table obtain the performance number of the target debugging analog signal；
If the performance number of the target debugging analog signal and the difference of the target power value are more than preset range, according to institute
It states difference and adjusts the link gain variable quantity, according to link gain variable quantity adjusted and first analog signal to institute
State the step of target debugging analog signal is calibrated, is back to detection sampling；
If the performance number of target debugging analog signal and the difference of the target power value are less than preset range, described in output
Target debugs analog signal.
4. the adjustment method of test platform according to claim 3, which is characterized in that further comprising the steps of：
The frequency power bivariate table is downloaded from host computer, the frequency power bivariate table is by the host computer by having letter
The instrument of number source and power meter obtains detection sampled value under different frequency and performance number and establishes.
5. the adjustment method of test platform according to claim 1, which is characterized in that further comprising the steps of：
The solicited message for being received and being forwarded by host computer is received, or directly receives the solicited message.
6. the adjustment method of test platform as claimed in any of claims 1 to 5, which is characterized in that the parameter
Information includes type, carrier number, standard, power and the bandwidth of the target debugging analog signal.
7. a kind of debugging system of test platform, which is characterized in that including receiving module, signal processing module, radio frequency processing mould
Block, power amplifier module and power measurement module；
The receiving module is used to receive the solicited message for obtaining target debugging analog signal；
The signal processing module is used to transfer wave file according to the solicited message, extracts in the solicited message and corresponds to mesh
The parameter information of mark debugging analog signal, obtains the first analog signal according to the parameter information and the wave file, to institute
It states the first analog signal and carries out upconversion process, obtain the second analog signal；
The radio frequency processing module is used to carry out RF up-converter processing to second analog signal, obtains radio frequency analog letter
Number；
The power amplifier module is used to carry out power amplification to the radio frequency analog signal, obtains target and debugs analog signal；
The power measurement module carries out power measurement for receiving signal to be detected, and to signal to be detected, obtains to be detected
The performance number of signal.
8. the debugging system of test platform according to claim 7, which is characterized in that the receiving module is under host computer
The wave file is carried, the wave file is to be received to instruct by the host computer, is generated according to described instruction.
9. the debugging system of test platform according to claim 7, which is characterized in that further include calibration module；
The calibration module is used to obtain target power value according to the parameter information, according to first analog signal and described
Target debugs analog signal and obtains link gain variable quantity；Detection sampling is carried out to target debugging analog signal, is adopted
Sample value and frequency values obtain the target debugging simulation according to the sampled value, the frequency values and frequency power bivariate table
The performance number of signal；If the performance number of the target debugging analog signal and the difference of the target power value are more than default model
It encloses, then the link gain variable quantity is adjusted according to the difference, according to link gain variable quantity adjusted and described first
Analog signal calibrates target debugging analog signal, is back to detection sampling；If the function of target debugging analog signal
The difference of rate value and the target power value is less than preset range, then exports the target debugging analog signal.
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| CN111654333A (en) * | 2020-05-08 | 2020-09-11 | 中国电子产品可靠性与环境试验研究所（（工业和信息化部电子第五研究所）（中国赛宝实验室）） | Wireless signal generation method and wireless signal generation device |
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| CN104717028A (en) * | 2013-12-13 | 2015-06-17 | 上海无线通信研究中心 | Wireless link verification system and method based on hardware in loop |
| CN104360356A (en) * | 2014-12-01 | 2015-02-18 | 长沙海格北斗信息技术有限公司 | Second-generation beidou anti-jamming satellite navigation equipment detection method and system |
| CN104539250A (en) * | 2014-12-12 | 2015-04-22 | 京信通信系统（中国）有限公司 | Debugging method, device and system of power amplifier |
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