CN102684795A - Radio-frequency signal automatic acquiring and processing device and method - Google Patents
Radio-frequency signal automatic acquiring and processing device and method Download PDFInfo
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Abstract
The invention relates to a radio-frequency signal automatic acquiring and processing device comprising an acquisition module, a spectrum analysis module and a control module. The acquisition module is used for acquiring radio-frequency signals in real time. The spectrum analysis module is used for receiving the radio-frequency signals acquired by the acquisition module in real time and analyzing the spectral characteristic of the radio-frequency signals. The control module comprises an inputting unit, a processing unit and a storing unit, wherein the inputting unit is used for inputting the position where the radio-frequency signals are acquired and the corresponding current inputting time, and inputting the frequency value corresponding to at least one frequency point and needing to be acquired in the radio-frequency signals; the processing unit is used for reading power value and time corresponding to the at least one frequency point from the spectrum analysis module at fixed time according to the frequency value corresponding to the at least one frequency point needing to be acquired and input by the inputting unit; and the storing unit is used for reading the power value and the time corresponding to the at least one frequency point required to be acquired from the spectrum analysis module at fixed time through the processing unit and storing the position where the radio-frequency signals are acquired and the corresponding time that are input by the inputting unit. The device provided by the invention has the functions of acquiring the radio-frequency signals in real time and storing.
Description
Technical field
The invention belongs to signals collecting, analysis field, be specifically related to automatic acquisition processing device of a kind of radiofrequency signal and method thereof.
Background technology
Along with growth in the living standard, increasing family begins to have one or many automobiles, and environment inside car also progressively becomes the part of home environment, and therefore increasing radio multimedium equipment is installed in the car.
Continually develop out the various multimedia equipments (as: FM broadcasting, CMMB DTV, GPS navigation, satellite broadcasting etc.) that possess wireless receiving and dispatching with supporting parts producer of car load factory; Yet in product development and development; The Developmental Engineer generally lacks outdoor actual radio frequency signal strength signal intensity size and the clear understanding that changes, and can only design according to the unified parameter request of relevant criterion.
Given this plant situation, product development then needs the radiofrequency signal statistics under some in esse specific environments, is used for adjusting existing design standard, makes product be more suitable for operate as normal under various adverse circumstances.
For overcoming the above problems; Existing common practice is directly when car load moves, to carry out the radiofrequency signal test with spectrum analyzer; But existing spectrum analyzer all is to gather in real time to show do not possess the function that continues record and place marks, and can't check the changing trend diagram of certain frequency signal; Making us behind EOT, can't obtain some useful datas, is a kind of tremendous loss for the research and development in later stage.
Summary of the invention
When the present invention moves for solving the prior art car load, the technical problem that can't the radiofrequency signal of gathering in real time be preserved, provide a kind of can be with automatic acquisition processing device of the radiofrequency signal that the radiofrequency signal of gathering is in real time preserved and method thereof.
Technical scheme of the present invention is:
The automatic acquisition processing device of a kind of radiofrequency signal comprises:
Acquisition module is used for gathering in real time radiofrequency signal;
Spectrum analysis module links to each other with acquisition module, is used for receiving the radiofrequency signal that acquisition module is gathered in real time, and this radiofrequency signal is carried out Analysis of Spectrum; With
Control module, this control module comprises input unit, processing unit and memory cell, wherein
Input unit; Residing place of above-mentioned radiofrequency signal and corresponding current input time of T1 are gathered in input; And at least one the Frequency point frequency value corresponding in the input above-mentioned radiofrequency signal of need gathering, and re-enter along with collection above-mentioned radiofrequency signal residing ground point transformation with time T 1 in the place of above-mentioned input;
Processing unit, at least one the Frequency point frequency value corresponding in the above-mentioned radiofrequency signal of gathering according to the need of input unit input regularly reads corresponding performance number and the time T 2 of at least one Frequency point the above-mentioned radiofrequency signal from spectrum analysis module;
Memory cell; The collection above-mentioned radiofrequency signal residing place of storage through input unit input and corresponding current input time of T1, and corresponding performance number and the time T 2 of at least one Frequency point the above-mentioned radiofrequency signal of gathering through the need that processing unit regularly reads from spectrum analysis module.
The automatic acquiring and processing method of a kind of radiofrequency signal may further comprise the steps:
S1: gather radiofrequency signal in real time through acquisition module;
S2: receive the radiofrequency signal that acquisition module is gathered in real time through spectrum analysis module, and this radiofrequency signal is carried out Analysis of Spectrum;
S3: gather residing place of above-mentioned radiofrequency signal and corresponding current input time of T1 through input unit input; And store above-mentioned place and time T 1 through input unit input into memory cell, and the place of above-mentioned input and time T 1 are re-entered along with collection above-mentioned radiofrequency signal residing ground point transformation;
S4: at least one the Frequency point frequency value corresponding in the above-mentioned radiofrequency signal that needs to gather through input unit input;
S5: processing unit regularly reads corresponding performance number and the time corresponding T2 of at least one Frequency point the above-mentioned radiofrequency signal from spectrum analysis module according at least one the Frequency point frequency value corresponding in the above-mentioned radiofrequency signal of the need collection of input unit input; And performance number and time corresponding T2 that at least one Frequency point in this above-mentioned radiofrequency signal that reads is corresponding store memory cell into.
Advantage of the present invention: the automatic acquisition processing device of radiofrequency signal of the present invention is through comprising the acquisition module that is used for gathering in real time radiofrequency signal; The spectrum analysis module that links to each other with acquisition module; Be used for receiving in real time the radiofrequency signal that acquisition module is gathered; And this radiofrequency signal carried out Analysis of Spectrum, and control module, this control module comprises input unit, processing unit and memory cell; Input unit wherein; Residing place of above-mentioned radiofrequency signal and corresponding current input time of T1 are gathered in input, and at least one the Frequency point frequency value corresponding in the input above-mentioned radiofrequency signal that needs to gather, and re-enter along with collection above-mentioned radiofrequency signal residing ground point transformation with time T 1 in the place of above-mentioned input; Processing unit, at least one the Frequency point frequency value corresponding in the above-mentioned radiofrequency signal of gathering according to the need of input unit input regularly reads corresponding performance number and the time T 2 of at least one Frequency point the above-mentioned radiofrequency signal from spectrum analysis module; Memory cell; The collection above-mentioned radiofrequency signal residing place of storage through input unit input and corresponding current input time of T1; And corresponding performance number and the time T 2 of at least one Frequency point the above-mentioned radiofrequency signal of gathering through the need that processing unit regularly reads from spectrum analysis module; Make that the automatic acquisition processing device of radiofrequency signal of the present invention can be to residing place of the above-mentioned radiofrequency signal of the collection of above-mentioned input and corresponding current input time of T1; And at least one Frequency point is corresponding in the radiofrequency signal that reads performance number and time T 2 are preserved; Thereby being convenient to research staff's later stage analyzes the data of preserving, and purpose is, through analyzing the variation trends that obtains the actual radio frequency signal exactly; And the automatic acquisition processing device of radiofrequency signal of the present invention is simple in structure, build easily and cost low.
Description of drawings
The example structure block diagram that Fig. 1 provides for the automatic acquisition processing device of radiofrequency signal of the present invention.
The embodiment method flow diagram that Fig. 2 provides for the automatic acquiring and processing method of radiofrequency signal of the present invention.
Another embodiment method flow diagram that Fig. 3 provides for the automatic acquiring and processing method of radiofrequency signal of the present invention.
Embodiment
Clearer for technical problem, technical scheme and beneficial effect that the present invention is solved, below in conjunction with accompanying drawing and embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
The example structure block diagram that Fig. 1 provides for the automatic acquisition processing device of radiofrequency signal of the present invention is consulted Fig. 1, and the automatic acquisition processing device of a kind of radiofrequency signal comprises:
Above-mentioned acquisition module 11 can be selected antenna for use, and certainly, acquisition module 11 of the present invention is not limited to antenna, also can be other and has the equipment of gathering the radiofrequency signal function.
Current input time of T1 in the above-mentioned input unit 131 is meant, the current time when the residing place of above-mentioned radiofrequency signal is gathered in input.
The spectrum analysis module 12 of present embodiment can adopt spectrum analyzer; Control module 13 can adopt computer; When spectrum analysis module 12 is selected spectrum analyzer for use; When control module 13 was selected computer for use, the parameter commonly used of spectrum analyzer (for example terminal frequency, sweep time, resolution bandwidth, detection mode, attenuator and low noise amplifier) can preferably be provided with in the following manner:
Computer at first is provided with respectively each parameter commonly used of spectrum analyzer, then above-mentioned setting is saved as configuration file, and a key called and gets final product when moved next time.
Be that above-mentioned is a kind of optimal way that spectrum analyzer parameter commonly used is provided with, more convenient quicker, certainly, also can on spectrum analyzer, be provided with one by one parameter commonly used what this need explain.
In addition; For the compatibility that makes computer and spectrum analyzer stronger; Said computer adopts programmable instrument standard commands SCPI; Adopt Labview programing system and spectrum analyzer to communicate, and adopt VISA (abbreviation of virtual instrument software structure system) to be connected with the spectrum analyzer bus.
In the present embodiment; Control module 13 is used for regularly reading corresponding performance number and the time corresponding T2 of at least one Frequency point of above-mentioned radiofrequency signal from spectrum analysis module 12; The time interval T parameter of above-mentioned timing can freely be set and change through control module 13, and for example the value of the time interval T of timing can be set in 1s between the 5s.
Preferred version as present embodiment; Said control module 13 preferably links to each other through the communications cable (for example USB or LAN) with spectrum analysis module 12, and purpose is, with respect to GPIB card (general-purpose interface bus; Be the abbreviation of virtual instrument software structural system); It is little that USB or LAN make that not only the automatic acquisition processing device of present embodiment radiofrequency signal takes up room, and move flexibly, and communications cable length can be selected with situation; When for example the control module 13 of present embodiment is with spectrum analysis module 12 apart from each others, should select for use USB to link to each other; And when the control module of present embodiment 13 and spectrum analysis module 12 when nearer, should select for use LAN to link to each other.
Another preferred version as present embodiment; Said processing unit 132 also comprises; The change in signal strength trend of at least one Frequency point in the above-mentioned radiofrequency signal that need gather according to the data analysis of memory cell 133 storage; What need explain is here, and the data of said memory cells 133 are meant all data of memory cell 133 storages, but the researcher can select part or all of data to analyze according to different analysis needs; For example; When the researcher need analyze all Frequency point change in signal strength trend in a certain place of above-mentioned collection, then need according to this location informations of memory cell 133 storages and corresponding current input time T1, current input time of the T1 of back (the being meant time order and function) the three unities in this place; And all Frequency points are corresponding respectively in this place performance number and time T2 make the change in signal strength tendency chart, so that analyze; When the researcher need analyze the change in signal strength trend of a certain Frequency point; Then need make change in signal strength tendency chart (comprising each place) according to the corresponding performance number and the time T2 of this Frequency point of memory cell 133 storages; Certainly, more than be two kinds of common analytical methods that processing unit 132 adopts, it is understandable that; Processing unit 132 runs far deeper than these according to the content of the data analysis of memory cell 133 storages; For example, can also analyze the change in signal strength trend of certain several Frequency point, not do one by one at this and introduce.
Another preferred version as present embodiment; The automatic acquisition processing device of said radiofrequency signal also comprises in real time the corresponding performance number of at least one Frequency point in the above-mentioned radiofrequency signal that the need of storage in the memory cell 133 are gathered, the time corresponding T2 display module with all or part of demonstration of form of change in signal strength tendency chart; For example; The change in signal strength tendency chart that can only show a certain Frequency point; The change in signal strength tendency chart that also can show all Frequency points; Can certainly show the change in signal strength tendency chart of the component frequency point (for example 2 or 3 Frequency points) in all Frequency points, purpose is to be convenient to tester's variation trends of Real Time Observation radiofrequency signal as required.
Another preferred version as present embodiment; Said memory cell 133 also stores corresponding Weather information and the time corresponding T3 of the above-mentioned radiofrequency signal of collection through input unit 131 inputs; The time T 3 here is meant the current time of input Weather information, and certainly, this memory cell 133 is except storing above-mentioned Weather information; Also store more information through input unit 131 inputs; The performance number that all Frequency points of for example same place are corresponding sharply descends suddenly, or the corresponding performance number of some Frequency points suddenly disappears or abnormal information such as appearance suddenly, like this; The information that makes the automatic acquisition processing device of present embodiment radiofrequency signal preserve is more, thereby more convenient researcher analyzes it.
Another preferred version as present embodiment; Processing unit 132 also sends the screenshotss order to spectrum analysis module 12 at any time; The display interface that intercepting spectrum analysis module 12 is current also is saved in memory cell 133, and with the current time T4 of the record file name as the display interface of this preservation, purpose is; Preserve more test parameter, further be convenient to the analysis and research in researcher's later stage.Be that above-mentioned time T 4 is meant the current time of the display interface that processing unit 132 intercepting spectrum analysis module 12 are current what this need explain.
The embodiment method flow diagram that Fig. 2 provides for the automatic acquiring and processing method of radiofrequency signal of the present invention is consulted Fig. 2, and the automatic acquiring and processing method of a kind of radiofrequency signal may further comprise the steps:
Step 21: gather radiofrequency signal in real time through acquisition module 11;
Step 22: receive the radiofrequency signal that acquisition module 11 is gathered in real time through spectrum analysis module 12, and this radiofrequency signal is carried out Analysis of Spectrum;
Step 23: gather residing places of above-mentioned radiofrequency signals and corresponding current input time of T1 through input unit 131 input; And store above-mentioned place and time T 1 through input unit 131 input into memory cell 133, and the place of above-mentioned input and time T 1 are re-entered along with collection above-mentioned radiofrequency signal residing ground point transformation;
Step 24: through at least one the Frequency point frequency value corresponding in the above-mentioned radiofrequency signal of input unit 131 input need collections;
Step 25: processing unit 132 regularly reads corresponding performance number and the time corresponding T2 of at least one Frequency point the above-mentioned radiofrequency signal from spectrum analysis module 12 according at least one the Frequency point frequency value corresponding in the above-mentioned radiofrequency signal of the need collection of input unit 131 inputs; And performance number and time corresponding T2 that at least one Frequency point in this above-mentioned radiofrequency signal that reads is corresponding store memory cell 133 into.
In the above-mentioned steps 24; Through at least one the Frequency point frequency value corresponding in the above-mentioned radiofrequency signal of input unit 131 input need collections; It concrete Frequency point that comprises can be 1,2,3 ...., its concrete numerical value can be by the arbitrary decision of designer, and its Frequency point quantity can be preferably 5; And the concrete frequency values of its Frequency point is also confirmed (for example need study which Frequency point and just select its frequency value corresponding for use) by the designer as required, and is certain, preferably the Frequency point in some representative radio station.
Preferred version as present embodiment; After step 25, further comprise; The change in signal strength trend of at least one Frequency point in the above-mentioned radiofrequency signal that processing unit 132 need be gathered according to the data analysis of memory cell 133 storage is for example analyzed all Frequency point change in signal strength trend in a certain place, analyzes change in signal strength trend of a certain Frequency point or the like; It more than is the partial analysis content that this embodiment step 25 is mentioned; In fact, the researcher can do more analysis to it according to the research purpose, does not do one by one at this and introduces.
Another preferred version as present embodiment; Said control module 13 preferably links to each other through the communications cable (for example USB or LAN) with spectrum analysis module 12, and purpose is, with respect to GPIB card (general-purpose interface bus; Be the abbreviation of virtual instrument software structural system); It is little that USB or LAN make that not only the automatic acquisition processing device of present embodiment radiofrequency signal takes up room, and move flexibly, and communications cable length can be selected with situation; When for example the control module 13 of present embodiment is with spectrum analysis module 12 apart from each others, should select for use USB to link to each other; And when the control module of present embodiment 13 and spectrum analysis module 12 when nearer, should select for use LAN to link to each other.
Another preferred version as present embodiment; Step 23 also comprises, through the corresponding Weather information and the corresponding time T 3 of the above-mentioned radiofrequency signal of collection of input unit 131 inputs, and stores above-mentioned Weather information and the time corresponding T3 that imports through input unit 131 into memory cell 133; Certainly; This control module 13 also can write down more information, abnormal conditions information for example, like this; The information that makes the automatic acquiring and processing method of present embodiment radiofrequency signal preserve is more, thereby more convenient researcher analyzes.
Another preferred version as present embodiment; Step 25 also comprises; With all or part of demonstration of the form of change in signal strength tendency chart, for example, can only show the change in signal strength tendency chart of a certain Frequency point through in real time that at least one Frequency point in the above-mentioned radiofrequency signal of the need collection of storing in the memory cell 133 is the corresponding performance number of display module, time corresponding T2; The change in signal strength tendency chart that also can show all Frequency points; The change in signal strength tendency chart that can certainly show the component frequency point in all Frequency points, purpose are to be convenient to tester's variation trends of Real Time Observation radiofrequency signal as required.
Another preferred version as present embodiment; Step 25 also comprises, processing unit 132 also sends the screenshotss order to spectrum analysis module 12 at any time, and the display interface that intercepting spectrum analysis module 12 is current also is saved in memory cell 133; And with the current time T4 of record as the file name of the display interface of this preservation; Purpose is, preserves more test parameter, further is convenient to the analysis and research in researcher's later stage.
What this need explain be; The radiofrequency signal that the embodiment of the invention was mentioned in (comprising the above radiofrequency signal of having mentioned all embodiment of automatic acquisition processing device and following with all embodiment of the automatic acquiring and processing method of the radiofrequency signal of mentioning) comprises FM broadcast singal, CMMB digital television signal, GPS navigation signal, satellite broadcast signal etc.; That is to say any concrete radiofrequency signal that automatic acquisition processing device of radiofrequency signal of the present invention and method thereof are applicable to above-mentioned (comprising FM broadcast singal, CMMB digital television signal, GPS navigation signal, satellite broadcast signal etc.).In addition, automatic acquisition processing device of radiofrequency signal of the present invention and method thereof can be applicable to different occasions, for example when car load moves, radiofrequency signal are carried out acquisition process, in a certain place radiofrequency signal are gathered and are analyzed ... Do not do one by one at this and to give an example.
Be example when being applied to car load and moving with the automatic acquiring and processing method of radiofrequency signal of the present invention, as shown in Figure 3, the embodiment of the invention may further comprise the steps:
Step 31: antenna was gathered radiofrequency signal in real time when car load moved;
Step 32: the radiofrequency signal that the real-time reception antenna of spectrum analyzer is gathered, and this radiofrequency signal carried out Analysis of Spectrum;
Step 33: gather residing place of above-mentioned radiofrequency signal and corresponding current input time of T1 through computer interface input; And in the Excel form that stores above-mentioned place through input unit 131 input and time corresponding T1 into computer, and the place of above-mentioned input and time T 1 are re-entered along with collection above-mentioned radiofrequency signal residing ground point transformation;
For example, the initial place when car load moves for " A " and the time, then gathering the residing place of radiofrequency signal through computer interface input is " A "; And the current time T1 when importing this place, for example standard time T1 is " 8:02 ", and moving along with car load; The place of gathering radiofrequency signal also changes thereupon, therefore, arrives a new place at every turn; When " if B "; Then re-enter and gather the residing place of radiofrequency signal and be " B ", and the current time T1 when importing this place, for example standard time T1 is " 8:55 "; And the like, and with all places " A " of above-mentioned input, " B " with and corresponding respectively current input time " 8:02 " and storage such as " 8:55 " in the Excel form of computer.
Step 34: at least one the Frequency point frequency value corresponding in the above-mentioned radiofrequency signal that needs to gather through computer interface input; For example import 5 Frequency points, its respectively frequency value corresponding be " MARKER1 ", " MARKER2 ", " MARKER3 ", " MARKER4 " and " MARKER5 ";
Step 35: the processor of computer regularly reads corresponding performance number and the time corresponding T2 (for example corresponding respectively performance number and the time T 2 of " MARKER1 ", " MARKER2 ", " MARKER3 ", " MARKER4 " and " MARKER5 ") of at least one Frequency point the above-mentioned radiofrequency signal from spectrum analyzer according at least one the Frequency point frequency value corresponding (for example " MARKER1 ", " MARKER2 ", " MARKER3 ", " MARKER4 " and " MARKER5 ") in the above-mentioned radiofrequency signal of the need collection of computer interface input; And call the corresponding performance number of at least one Frequency point in the above-mentioned radiofrequency signal that the Actiex control will read among the Windows and time corresponding T2 through Labview and be saved in successively in the Excel form according to the order of " time order and function ";
Step 36: the above-mentioned data that the data analysis function of the processor of computer through the Excel form will store in the Excel form are analyzed, with the change in signal strength trend of at least one Frequency point in the above-mentioned radiofrequency signal that obtains needing to gather.
With respect to a last embodiment; In the present embodiment, control module 13 is selected computer for use, thereby directly utilizes the Excel form in the computer to preserve and statistical analysis; External preservation and analytical equipment have so not only been avoided; Thereby saved the cost of the embodiment of the invention, and the researcher can be according to the variation trends that is kept at the autotelic analysis radiofrequency signal of each Frequency point time corresponding and place in the Excel form, for example; The change in signal strength trend of all Frequency points in same place, or a certain Frequency point change in signal strength trend or the like.
What this need explain be, this embodiment utilize the Excel form in the computer preserve with statistical analysis be a kind of optimal way of the present invention, certainly, the present invention can also adopt other equipment that it is preserved and analyzes, and does not do explanation one by one at this.
In order to let those skilled in the art understand technology contents of the present invention better, below the part noun that occurs among the present invention is made an explanation:
Labview is a kind of general programing system, is a kind of graphical programming language that replaces line of text establishment application program with icon.
Actiex is that MicroSoft company develops the new tool based on The Component Object Model on the OLE2.0 basis, is used to realize the interface with external program or data.
SCPI is the abbreviation of Standard Commands for Programmable Instruments, i.e. programmable instrument (programmable instrument) standard command set.SCPI is a kind of being based upon on existing standard IEEE488.1 and IEEE 488.2 bases, and has followed the standardized equipment programming language of floating-point operation rule in the IEEE754 standard, 7 coded identifications of ISO646 information exchange multiple standards such as (being equivalent to the ASCll programming).It adopts the command set of a cover tree hierarchy, has proposed an all purpose instrument model with generality, adopts the measurement of signal-oriented; Its memonic symbol generation rule is simple, clear and definite, and is easy to memory.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (15)
1. automatic acquisition processing device of radiofrequency signal is characterized in that comprising:
Acquisition module is used for gathering in real time radiofrequency signal;
Spectrum analysis module links to each other with acquisition module, is used for receiving the radiofrequency signal that acquisition module is gathered in real time, and this radiofrequency signal is carried out Analysis of Spectrum; With
Control module, this control module comprises input unit, processing unit and memory cell, wherein
Input unit; Residing place of above-mentioned radiofrequency signal and corresponding current input time of T1 are gathered in input; And at least one the Frequency point frequency value corresponding in the input above-mentioned radiofrequency signal of need gathering, and re-enter along with collection above-mentioned radiofrequency signal residing ground point transformation with time T 1 in the place of above-mentioned input;
Processing unit, at least one the Frequency point frequency value corresponding in the above-mentioned radiofrequency signal of gathering according to the need of input unit input regularly reads corresponding performance number and the time T 2 of at least one Frequency point the above-mentioned radiofrequency signal from spectrum analysis module;
Memory cell; The collection above-mentioned radiofrequency signal residing place of storage through input unit input and corresponding current input time of T1, and corresponding performance number and the time T 2 of at least one Frequency point the above-mentioned radiofrequency signal of gathering through the need that processing unit regularly reads from spectrum analysis module.
2. the automatic acquisition processing device of radiofrequency signal according to claim 1; It is characterized in that; Said processing unit also comprises, the change in signal strength trend of at least one Frequency point in the above-mentioned radiofrequency signal that need gather according to the data analysis of cell stores.
3. the automatic acquisition processing device of radiofrequency signal according to claim 1 is characterized in that said control module links to each other through USB or LAN with spectrum analysis module.
4. the automatic acquisition processing device of radiofrequency signal according to claim 1 is characterized in that, said memory cell also stores corresponding Weather information and the time corresponding T3 of the above-mentioned radiofrequency signal of collection through the input unit input.
5. the automatic acquisition processing device of radiofrequency signal according to claim 1; It is characterized in that the automatic acquisition processing device of said radiofrequency signal also comprises in real time the corresponding performance number of at least one Frequency point in the above-mentioned radiofrequency signal that the need of storing in the memory cell are gathered, the time corresponding T2 display module with all or part of demonstration of form of change in signal strength tendency chart.
6. the automatic acquisition processing device of radiofrequency signal according to claim 1; It is characterized in that; Said processing unit also sends the screenshotss order to spectrum analysis module at any time; The display interface that the intercepting spectrum analysis module is current also is saved in memory cell, and with the current time T4 of record as the file name of the display interface of this preservation.
7. according to the automatic acquisition processing device of each described radiofrequency signal of claim 1 to 6, it is characterized in that, the time interval T value of said timing at 1s between the 5s.
8. according to the automatic acquisition processing device of each described radiofrequency signal of claim 1 to 6, it is characterized in that said acquisition module is an antenna, spectrum analysis module is a spectrum analyzer, and control module is a computer.
9. the automatic acquiring and processing method of radiofrequency signal is characterized in that, may further comprise the steps:
S1: gather radiofrequency signal in real time through acquisition module;
S2: receive the radiofrequency signal that acquisition module is gathered in real time through spectrum analysis module, and this radiofrequency signal is carried out Analysis of Spectrum;
S3: gather residing place of above-mentioned radiofrequency signal and corresponding current input time of T1 through input unit input; And store above-mentioned place and time T 1 through input unit input into memory cell, and the place of above-mentioned input and time T 1 are re-entered along with collection above-mentioned radiofrequency signal residing ground point transformation;
S4: at least one the Frequency point frequency value corresponding in the above-mentioned radiofrequency signal that needs to gather through input unit input;
S5: processing unit regularly reads corresponding performance number and the time corresponding T2 of at least one Frequency point the above-mentioned radiofrequency signal from spectrum analysis module according at least one the Frequency point frequency value corresponding in the above-mentioned radiofrequency signal of the need collection of input unit input; And performance number and time corresponding T2 that at least one Frequency point in this above-mentioned radiofrequency signal that reads is corresponding store memory cell into.
10. the automatic acquiring and processing method of radiofrequency signal according to claim 9; It is characterized in that; After step S5, further comprise the change in signal strength trend of at least one Frequency point in the above-mentioned radiofrequency signal that processing unit need be gathered according to the data analysis of cell stores.
11. the automatic acquiring and processing method of radiofrequency signal according to claim 9; It is characterized in that; Step S3 also comprises; Through corresponding Weather information and the corresponding time T 3 of the above-mentioned radiofrequency signal of the collection of input unit input, and store above-mentioned Weather information and the time corresponding T3 that imports through input unit into memory cell.
12. the automatic acquiring and processing method of radiofrequency signal according to claim 9; It is characterized in that; Step S5 also comprises, the performance number that at least one Frequency point in the above-mentioned radiofrequency signal of in real time need of storing in the memory cell being gathered through display module is corresponding, time corresponding T2 are with all or part of demonstration of the form of change in signal strength tendency chart.
13. the automatic acquiring and processing method of radiofrequency signal according to claim 9; It is characterized in that; Step S5 also comprises; Processing unit also sends the screenshotss order to spectrum analysis module at any time, and the display interface that the intercepting spectrum analysis module is current also is saved in memory cell, and with the current time T4 of the record file name as the display interface of this preservation.
14., it is characterized in that said control module communicates through USB or LAN and spectrum analysis module according to the automatic acquiring and processing method of each described radiofrequency signal of claim 9 to 13.
15. the automatic acquiring and processing method of radiofrequency signal is characterized in that, may further comprise the steps:
D1: antenna is gathered radiofrequency signal in real time;
D2: the radiofrequency signal that the real-time reception antenna of spectrum analyzer is gathered, and this radiofrequency signal carried out Analysis of Spectrum;
D3: gather residing place of above-mentioned radiofrequency signal and corresponding current input time of T1 through computer interface; And in the Excel form that stores above-mentioned place through input unit input and time corresponding T1 into computer, and the place of above-mentioned input and time T 1 are re-entered along with collection above-mentioned radiofrequency signal residing ground point transformation;
D4: at least one the Frequency point frequency value corresponding in the above-mentioned radiofrequency signal that needs to gather through computer interface input;
D5: the processor of computer regularly reads corresponding performance number and the time corresponding T2 of at least one Frequency point the above-mentioned radiofrequency signal from spectrum analyzer according at least one the Frequency point frequency value corresponding in the above-mentioned radiofrequency signal of the need collection of computer interface input; And call the corresponding performance number of at least one Frequency point in the above-mentioned radiofrequency signal that the Actiex control will read among the Windows and time corresponding T2 through Labview and be saved in successively in the Excel form according to the order of " time order and function ";
D6: the above-mentioned data that the data analysis function of the processor of computer through the Excel form will store in the Excel form are analyzed, with the change in signal strength trend of at least one Frequency point in the above-mentioned radiofrequency signal that obtains needing to gather.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102937708A (en) * | 2012-11-08 | 2013-02-20 | 安徽神剑鹏升科技有限公司 | Mobile communication network based system for monitoring and positioning electromagnetic signals |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102937708A (en) * | 2012-11-08 | 2013-02-20 | 安徽神剑鹏升科技有限公司 | Mobile communication network based system for monitoring and positioning electromagnetic signals |
| CN104539383A (en) * | 2014-12-30 | 2015-04-22 | 中国电子科技集团公司第四十一研究所 | Real-time pulse signal power capturing device and implement method thereof |
| CN104539383B (en) * | 2014-12-30 | 2017-05-10 | 中国电子科技集团公司第四十一研究所 | Real-time pulse signal power capturing device and implement method thereof |
| CN107844487A (en) * | 2016-09-19 | 2018-03-27 | 中国科学院大连化学物理研究所 | For composing the automatic data acquisition method of analysis photoelectron/low energy electron microscopy |
| CN110602204A (en) * | 2019-09-10 | 2019-12-20 | 广东技术师范大学 | Remote data receiving method, system and terminal based on LabVIEW |
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|---|---|
| CN102684795B (en) | 2015-01-14 |
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