CN102466764A - Generation method of frequency spectrum overrun measurement template and apparatus thereof - Google Patents
Generation method of frequency spectrum overrun measurement template and apparatus thereof Download PDFInfo
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- CN102466764A CN102466764A CN2010105311795A CN201010531179A CN102466764A CN 102466764 A CN102466764 A CN 102466764A CN 2010105311795 A CN2010105311795 A CN 2010105311795A CN 201010531179 A CN201010531179 A CN 201010531179A CN 102466764 A CN102466764 A CN 102466764A
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Abstract
The embodiment of the invention provides a generation method of a frequency spectrum overrun measurement template and an apparatus thereof. The method comprises the following steps: loading a reference signal used for frequency spectrum overrun measurement template generation; selecting template edit points according to the reference signal; editing the template edit points so as to generate the frequency spectrum overrun measurement template. According to the embodiment of the invention, based on the reference signal, the template edit points can be directly obtained through the reference signal and the spectrum overrun measurement template can be generated through the template edit points. Therefore, accuracy of the generated frequency spectrum overrun measurement template is high and a correlation degree of the frequency spectrum overrun measurement template and the signal is high too. Besides, repeated work needed for generating the template is less.
Description
Technical field
The present invention relates to the spectrum measurement field, especially relate to the transfinite generation method and apparatus of measurement module of a kind of frequency spectrum.
Background technology
At present; From personal computer (Personal Computer; PC) with the relation of spectrum analyzer; Spectrum analyzer generally can comprise following two kinds: a kind of specific installation that the instrument of a kind of PC of being based on, this instrument are built among the PC as PC exists, and parts such as the demonstration of instrument itself, keyboard all realize by the resource of PC; Another kind is an embedded instrumentation, and the own cover system of instrument itself is realized its all functions, such as: demonstration, keyboard, power supply power supply etc.
Above-mentioned embedded instrumentation is because the restriction of cost, and its various application all are subject to the embedded system resource, such as the storage space of embedded system, arithmetic speed etc., therefore need alleviate this problem by the PC resource.When the concrete realization of using; Utilize PC end the spectrum analysis application software and by control standard of instruments command set (Standard Commands forProgrammable Instrument s, SCPI) and VISA drive embedded spectrum analyzer controlled.Generally call " host computer " to above-mentioned spectrum analysis application software, corresponding embedded spectrum analyzer then becomes " slave computer ".
Frequency spectrum transfinites, and to measure promptly be a kind of application of embedded spectrum analyzer; But; Present spectrum analyzer transfinites when measuring carrying out frequency spectrum; Mainly be to accomplish the function whether measuring-signal exceeds the signal criterion limit, the signal criterion limit is here mainly represented through the frequency spectrum measurement module that transfinites.Be illustrated in figure 1 as the transfinite synoptic diagram of measurement module of a kind of frequency spectrum in the prior art, this frequency spectrum measurement module that transfinites is made up of the amplitude upper limit 101 and amplitude lower limit 102.
When frequency spectrum transfinited measurement, its template mainly obtained through following mode in the prior art:
1, for the test of some signal, has the universal standard, then import correlate template data to generate template, perhaps utilize the template according to these standard mades of storage in advance according to these standards.
2, the technician directly imports the correlate template data to generate template rule of thumb or to the memory of the waveform of reference signal.
Can know by foregoing description; Prior art exists following defective on frequency spectrum transfinites the measurement module generating mode: when for the signal that does not have the universal standard template being provided; Such as for the change rule of test signal etc., the technician can only directly import the correlate template data to generate template according to the memory to the waveform of reference signal; Therefore the generation of template possibly have a long way to go with ideal template, such as just having a long way to go between the amplitude upper limit 101 of template among Fig. 1 and the signal 103.This just causes the manufacturing process of template possibly expend a lot of time, and the template degree of accuracy of making is not high.
Summary of the invention
The purpose that the embodiment of the invention provides is the generation method and apparatus that provides a kind of frequency spectrum to transfinite measurement module, produces the high template of degree of accuracy to spend the least possible time, guarantees that the degree of association of template and signal is higher.
On the one hand, the generation method that the embodiment of the invention provides a kind of frequency spectrum to transfinite measurement module, this method comprises: be written into and be used for the frequency spectrum reference signal that measurement module generates that transfinites; Choose the edit model point according to said reference signal; Said edit model point is edited to generate the said frequency spectrum measurement module that transfinites.
Preferably; Choosing the edit model point according to said reference signal in the embodiment of the invention comprises: the two-dimensional coordinate value of storing reference point on the said reference signal with fixed frequency at interval; The horizontal ordinate of said two-dimensional coordinate value is a frequency values; Ordinate is an amplitude, and is said edit model point with said reference point.
Preferably, in the embodiment of the invention said edit model point edited to generate the said frequency spectrum measurement module that transfinites and comprise: the edit model point that deletion is chosen, the front and back edit model point of the edit model point that will be deleted is continuous with straight line; In the original template in-edit, increase edit model point as required newly, said newly-increased edit model point sorts in the original template in-edit according to frequency values and deposits, and links to each other with straight line with adjacent edit model point.
Preferably; In the embodiment of the invention said edit model point edited to generate the said frequency spectrum measurement module that transfinites and also comprise: the center section of edit model point is chosen in deletion, chooses first edit model point in the edit model point to link to each other with straight line with last edit model point with said; And/or; Obtain the amplitude peak value of choosing in the edit model point; Keep first edit model point and last edit model point of choosing in the edit model point, the range value of said first edit model point and last edit model point is set to said amplitude peak value; And/or; Obtain the minimum amplitude value of choosing in the edit model point; Keep first edit model point and last edit model point of choosing in the edit model point, the range value of said first edit model point and last edit model point is set to said minimum amplitude value.
Preferably; In the embodiment of the invention said edit model point edited to generate the said frequency spectrum measurement module that transfinites and also comprise: choose the range value of edit model point to increase a all; And with all range value minimizing b that chooses edit model point, a, b are positive number.
Preferably, choosing the edit model point according to said reference signal in the embodiment of the invention comprises: directly choose the edit model point through the peripheral hardware select tool at said reference signal interface; Said said edit model point is edited to generate the said frequency spectrum measurement module that transfinites comprises: said edit model point is linked to each other to generate the said frequency spectrum measurement module that transfinites successively.
On the other hand, the generating apparatus that the embodiment of the invention also provides a kind of frequency spectrum to transfinite measurement module comprises: be written into the unit, be used to be written into and be used for the frequency spectrum reference signal that measurement module generates that transfinites; Choose the unit, be used for choosing the edit model point according to said reference signal; Edit cell is used for said edit model point is edited to generate the said frequency spectrum measurement module that transfinites.
Preferably; Choose the two-dimensional coordinate value that the unit specifically is used for storing at interval with fixed frequency reference point on the said reference signal in the embodiment of the invention; The horizontal ordinate of said two-dimensional coordinate value is a frequency values, and ordinate is an amplitude, and is said edit model point with said reference point.
Preferably, the edit cell in the embodiment of the invention comprises: first removing module, be used to delete the edit model point of choosing, and the front and back edit model point of the edit model point that will be deleted links to each other with straight line; Newly-increased module is used for increasing edit model point newly at the original template in-edit as required, and said newly-increased edit model point sorts in the original template in-edit according to frequency values and deposits, and links to each other with straight line with adjacent edit model point.
Preferably, the edit cell in the embodiment of the invention also comprises: second removing module, be used to delete the center section of choosing edit model point, and choose first edit model point in the edit model point to link to each other with straight line with said with last edit model point; And/or maximal value constructing module; Be used for obtaining the amplitude peak value of choosing edit model point; Keep first edit model point and last edit model point of choosing in the edit model point, the range value of said first edit model point and last edit model point is set to said amplitude peak value; And/or minimum value constructing module; Be used for obtaining the minimum amplitude value of choosing edit model point; Keep first edit model point and last edit model point of choosing in the edit model point, the range value of said first edit model point and last edit model point is set to said minimum amplitude value.
Preferably, the edit cell in the embodiment of the invention also comprises: amplitude adjusting module, and be used for choosing the range value of edit model point to increase a all, and choose the range value of edit model point to reduce b all, a, b are positive number.
Preferably, the unit of choosing in the embodiment of the invention specifically is used for directly choosing the edit model point through select tool at said reference signal interface; Said edit cell specifically is used for said edit model point is linked to each other to generate the said frequency spectrum measurement module that transfinites successively.
The embodiment of the invention is through with the reference signal being the basis; Directly obtain the edit model point through reference signal; And generate the frequency spectrum measurement module that transfinites through these edit model points; The transfinite degree of accuracy of measurement module of the frequency spectrum that make to generate is higher, and also higher with the degree of association of signal, generate template in addition and spent to repeat work less.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the measurement module that transfinites of a kind of frequency spectrum in the prior art;
The transfinite generation method flow synoptic diagram of measurement module of a kind of frequency spectrum that Fig. 2 provides for the embodiment of the invention;
The transfinite generation method flow synoptic diagram of measurement module of the another kind of frequency spectrum that Fig. 3 implements to provide for the present invention;
A kind of synoptic diagram that reference signal is carried out discretize that Fig. 4 provides for the embodiment of the invention;
The synoptic diagram of noise in a kind of reference signal that Fig. 5 provides for the embodiment of the invention;
Synoptic diagram as a result among elimination Fig. 5 that Fig. 6 provides for the embodiment of the invention behind the noise;
Fig. 7 A-7D is that the basic edit mode of utilizing that the embodiment of the invention provides is carried out the synoptic diagram of filtering to the noise signal of reference signal;
The transfinite generation synoptic diagram as a result of measurement module of a kind of frequency spectrum that Fig. 8 provides for the embodiment of the invention;
The transfinite generation method flow synoptic diagram of measurement module of the another kind of frequency spectrum that Fig. 9 implements to provide for the present invention;
Figure 10 chooses the synoptic diagram as a result of edit model point for the select tool that utilizes that the present invention implements to provide;
The transfinite structural representation of generating apparatus of measurement module of a kind of frequency spectrum that Figure 11 provides for the embodiment of the invention;
The transfinite structural representation of generating apparatus of measurement module of the another kind of frequency spectrum that Figure 12 provides for the embodiment of the invention;
The synoptic diagram as a result of a kind of edit cell that Figure 13 provides for the embodiment of the invention;
The transfinite structural representation of generating apparatus of measurement module of the another kind of frequency spectrum that Figure 14 provides for the embodiment of the invention.
Embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
The transfinite generation method flow synoptic diagram of measurement module of a kind of frequency spectrum that being illustrated in figure 2 as the embodiment of the invention provides, present embodiment be angle from host computer to the description that the present invention did, this method comprises the steps:
S201: be written into and be used for the frequency spectrum reference signal that measurement module generates that transfinites.
The frequency spectrum measurement module that transfinites also is that point on the coordinate system constitutes in the spectrum measurement appearance, promptly equally with signal is made up of two-dimensional coordinate value (frequency values, range value).Measurement module is used for comparing with measuring-signal because frequency spectrum transfinites, so it should be closely related with signal.Therefore, ideal template should be directly with reference signal as template, transfinite in order to measure frequency spectrum, also should directly obtain the amplitude bound of follow-up measuring-signal through reference signal.The embodiment of the invention just directly is written into reference signal and generates the frequency spectrum measurement module that transfinites just for the foregoing reasons.
S202: choose the edit model point according to said reference signal.
In embodiments of the present invention, can on reference signal, directly choose the edit model point, also can on the reference signal interface, choose reference signal point in addition as the edit model point.As long as the edit model point is to be the basis with the reference signal, and gets final product with the closely-related point of reference signal.This is that the comparison that has is strict because every kind of error of being allowed of test is different, and what have is then relatively loose, so the selection of edit model point can be according to the difference of error and different.The embodiment of the invention does not limit with above-mentioned which kind of mode obtains the edit model point.
S203: said edit model point is edited to generate the said frequency spectrum measurement module that transfinites.
The described editor of this step; Be meant the edit model point is adjusted; With linking to each other successively between the edit model point; Forming one section or plurality of sections straight line,, it is to be noted as frequency spectrum transfinite the amplitude upper limit or the amplitude lower limit of measurement module; Amplitude upper limit straight line in the embodiment of the invention or amplitude lower limit straight line can by plurality of sections independently straight line constitute, in editor, get final product and will be divided into the plurality of sections straight line as the straight line of the amplitude upper limit or amplitude lower limit as long as select to break off the connection of 2 edit model points.Attended operation between above-mentioned edit model point can be carried out after edit model point is all chosen completion, also can be choosing in the process of edit model point carry out synchronously, the embodiment of the invention does not limit this.
The embodiment of the invention is through with the reference signal being the basis; Directly obtain the edit model point through reference signal; And generate the frequency spectrum measurement module that transfinites through these edit model points; The transfinite degree of accuracy of measurement module of the frequency spectrum that make to generate is higher, and also higher with the degree of association of signal, generate template in addition and spent to repeat work less.
Be illustrated in figure 3 as the transfinite generation method flow synoptic diagram of measurement module of another kind of frequency spectrum that the present invention implements to provide, this method comprises the steps:
S301: be written into and be used for the frequency spectrum reference signal that measurement module generates that transfinites.
Similar in this step and the foregoing description, repeat no more at this.
S302: with the two-dimensional coordinate value that fixed frequency is stored reference point on the said reference signal at interval, the horizontal ordinate of said two-dimensional coordinate value is a frequency values, and ordinate is an amplitude, and with above-mentioned reference point as the edit model point.
In embodiments of the present invention; The edit model point is directly chosen on reference signal, in order on reference signal, directly to choose the edit model point, needs earlier the reference signal discretize; In the present embodiment, be with continuous reference signal discretize with fixed frequency division at interval.As shown in Figure 4; Reference signal is made up of useful signal 301 and 302,303 of noise signals; In Fig. 4; Whenever on reference signal, get a value at a distance from 0.0167MHz, just reference signal being dispersed changes into independent reference point one by one, like the useful signal 301 ' among Fig. 4 and noise 302 ', shown in 303 '.Above-mentioned every separated reference point can represent that the horizontal ordinate of this two-dimensional coordinate value is a frequency values with a two-dimensional coordinate value, and ordinate is an amplitude.
In embodiments of the present invention, can earlier the above-mentioned reference point that obtains be stored, with form its two-dimensional coordinate value is shown to the user again, shown in frame of broken lines among Fig. 4 304.Here shown 10 reference points that are numbered 1-9 the two-dimensional coordinate value (other owing to show restriction and do not show, but can access at any time).In embodiments of the present invention, these reference points can be thought the edit model point.
S304: said edit model point is edited to generate the said frequency spectrum measurement module that transfinites.
In practice, need analyze useful signal for general, such as the useful signal among Fig. 4 301, the template that therefore generates needs can be with noise section (such as the noise among Fig. 4 302,303) elimination.So-called with the noise elimination, on the interface, show intuitively exactly these data " smoothly " to reach the effect of filtering, such as the noise among Fig. 5 501 being converted to template line 501 ' level and smooth among Fig. 6.
Because the template of the embodiment of the invention is used for the frequency spectrum test of transfiniting, so need generate the transfinite bound part of measurement module of frequency spectrum respectively.
For the transfinite upper limit segment of measurement module of frequency spectrum; Useful signal part can all increase the certain amplitude value with the reference point of the useful signal part of reference signal according to the test errors degree and get final product, even can be directly partly use as template with the useful signal of reference signal.Noise section then needs to edit to reach filter effect specially, in embodiments of the present invention, can comprise following edit methods at least:
The edit model point that mode a, deletion are chosen, the front and back edit model point of the edit model point that will be deleted links to each other with straight line.
Mode b, newly-increased edit model point in the original template in-edit as required, said newly-increased edit model point sorts in the original template in-edit according to frequency values and deposits, and carries out straight line with adjacent masterplate in-edit and link to each other.
Above-mentioned dual mode is the basic mode of embodiment of the invention inediting noise, and the combination through above-mentioned dual mode can reach filter effect.Be that example describes with Fig. 7 A-7D below:
Suppose to have among Fig. 7 A three adjacent reference point A, B and C, at first can utilize mode a deletion reference point B, then obtain the effect shown in Fig. 7 B; Utilize mode b to increase by a reference point D then; Obtain the effect shown in Fig. 7 C, utilize mode a deletion reference point A at last again, obtain the effect shown in Fig. 7 D.It is thus clear that utilizing above-mentioned two kinds of basic modes can accomplish frequency spectrum transfinites in the measurement module about the editor of the upper limit segment of noise.
As one embodiment of the present of invention, on the basis of above-mentioned basic mode a, b, can also comprise in the following edit mode one or more:
The center section of edit model point is chosen in mode c, deletion, chooses first edit model point in the edit model point to link to each other with straight line with last edit model point with said.
Mode d, obtain the amplitude peak value of choosing in the edit model point; Keep first edit model point and last edit model point of choosing in the edit model point, the range value of said first edit model point and last edit model point is set to said amplitude peak value.
Mode e, obtain the minimum amplitude value of choosing in the edit model point; Keep first edit model point and last edit model point of choosing in the edit model point, the range value of said first edit model point and last edit model point is set to said minimum amplitude value.
Aforesaid way makes the embodiment of the invention to edit noise section more apace.
In addition; Consider the existence of permissible error, the embodiment of the invention also allows to comprise following edit mode in editor's reference point: choose the range value of edit model point to increase a all; And with all range value minimizing b that chooses edit model point, a, b are positive number.
Through above-mentioned editor, and each reference point that will not connect links to each other, and promptly can obtain the transfinite upper limit segment of measurement module of frequency spectrum.For the transfinite lower limit part of measurement module of frequency spectrum, also can obtain by the way, repeat no more at this.Obtain at last in frequency spectrum transfinite the effect of measurement module can be referring to Fig. 8 in shown in the A, B two parts, wherein A partly comprises reference signal and the frequency spectrum measurement module that transfinites, and the B part only comprises the frequency spectrum measurement module that transfinites.
The embodiment of the invention is through with the reference signal being the basis; Directly obtain the edit model point through reference signal; And generate the frequency spectrum measurement module that transfinites through these edit model points; The transfinite degree of accuracy of measurement module of the frequency spectrum that make to generate is higher, and also higher with the degree of association of signal, generate template in addition and spent to repeat work less.
The transfinite generation method flow synoptic diagram of measurement module of the another kind of frequency spectrum that being illustrated in figure 9 as the embodiment of the invention provides, this method comprises the steps:
S901: be written into and be used for the frequency spectrum reference signal that measurement module generates that transfinites.
Similar in this step and the foregoing description, repeat no more at this.
S902: directly choose the edit model point at said reference signal interface through the peripheral hardware select tool.
Because host computer makes the embodiment of the invention directly to choose the edit model point at the reference signal interface, this peripheral hardware select tool is such as being mouse, ruling pen etc.Shown in figure 10, have two useful signals among the figure, therefore can utilize the peripheral hardware select tool to select 10 edit model points, like the edit model point 1-10 among Figure 10.
S903: said edit model point is linked to each other to generate the said frequency spectrum measurement module that transfinites successively.
Certainly, the embodiment of the invention also can utilize the edit mode among the corresponding embodiment of Fig. 3 that above-mentioned edit model point is edited, so that the template that generates is level and smooth more and accurate.
The embodiment of the invention can be not good enough in the template degree of accuracy of useful signal with respect to previous embodiment; But with respect to prior art; The frequency spectrum of its generation transfinites the degree of accuracy of measurement module still than higher; And also higher with the degree of association of signal, main is to generate the work that repeats that template spent seldom.
The transfinite structural representation of generating apparatus of measurement module of a kind of frequency spectrum that provides for the embodiment of the invention shown in figure 11; Each unit of this device is the logical block that realizes each function of host computer; This device comprises: be written into unit 110, choose unit 120 and edit cell 130, wherein choose unit 120 respectively be written into unit 110 and edit cell 130 links to each other.
Being written into unit 110 is used to be written into and is used for the frequency spectrum reference signal that measurement module generates that transfinites.
The frequency spectrum measurement module that transfinites also is that point on the coordinate system constitutes in the spectrum measurement appearance, promptly equally with signal is made up of two-dimensional coordinate value (frequency values, range value).Measurement module is used for comparing with measuring-signal because frequency spectrum transfinites, so it should be closely related with signal.Therefore, ideal template should be directly with reference signal as template, transfinite in order to measure frequency spectrum, also should directly obtain the amplitude bound of follow-up measuring-signal through reference signal.The embodiment of the invention just directly is written into reference signal and generates the frequency spectrum measurement module that transfinites just for the foregoing reasons.
Choosing unit 120 is used for choosing the edit model point according to said reference signal.
In embodiments of the present invention, choose unit 120 and can on reference signal, directly choose the edit model point, also can on the reference signal interface, choose reference signal point in addition as the edit model point.As long as the edit model point is to be the basis with the reference signal, and gets final product with the closely-related point of reference signal.This is that the comparison that has is strict because every kind of error of being allowed of test is different, and what have is then relatively loose, so the selection of edit model point can be according to the difference of error and different.The embodiment of the invention does not limit with above-mentioned which kind of mode obtains the edit model point.
The embodiment of the invention is through with the reference signal being the basis; Directly obtain the edit model point through reference signal; And generate the frequency spectrum measurement module that transfinites through these edit model points; The transfinite degree of accuracy of measurement module of the frequency spectrum that make to generate is higher, and also higher with the degree of association of signal, generate template in addition and spent to repeat work less.
The transfinite structural representation of generating apparatus of measurement module of the another kind of frequency spectrum that provides for the embodiment of the invention shown in figure 12; This device comprises: be written into unit 210, choose unit 220 and edit cell 230, edit cell 230 comprises first removing module 231 and newly-increased module 232.
Be written in unit 210 and the foregoing description similarly, repeat no more at this.
Choose the two-dimensional coordinate value that unit 220 specifically is used for storing at interval with fixed frequency reference point on the said reference signal, the horizontal ordinate of this two-dimensional coordinate value is a frequency values, and ordinate is an amplitude, and is said edit model point with said reference point.Choosing the concrete work in unit can be referring to the corresponding description among the corresponding embodiment of Fig. 3.
First removing module 231 is used to delete the edit model point of choosing, and the front and back edit model point of the edit model point that will be deleted links to each other with straight line.
Newly-increased module 232 is used for as required at the newly-increased edit model point of original template in-edit, and said newly-increased edit model point sorts in the original template in-edit according to frequency values and deposits, and carries out straight line with adjacent masterplate in-edit and link to each other.
As one embodiment of the present of invention, shown in figure 13, edit cell 230 can also comprise: second removing module 233, maximal value constructing module 234, minimum value constructing module 235 and amplitude adjusting module 236, wherein:
Second removing module 233 is used to delete the center section of choosing edit model point, chooses first edit model point in the edit model point to link to each other with straight line with last edit model point with said.
Maximal value constructing module 234 is used for obtaining the amplitude peak value of choosing edit model point; Keep first edit model point and last edit model point of choosing in the edit model point, the range value of said first edit model point and last edit model point is set to said amplitude peak value.
Minimum value constructing module 235 is used for obtaining the minimum amplitude value of choosing edit model point; Keep first edit model point and last edit model point of choosing in the edit model point, the range value of said first edit model point and last edit model point is set to said minimum amplitude value.
Through selecting for use in the edit cell 230 above-mentioned each module to edit, can generate level and smooth, the frequency spectrum that degree of accuracy the is high measurement module that transfinites.
The embodiment of the invention is through with the reference signal being the basis; Directly obtain the edit model point through reference signal; And generate the frequency spectrum measurement module that transfinites through these edit model points; The transfinite degree of accuracy of measurement module of the frequency spectrum that make to generate is higher, and also higher with the degree of association of signal, generate template in addition and spent to repeat work less.
The transfinite structural representation of generating apparatus of measurement module of the another kind of frequency spectrum that provides for the embodiment of the invention like Figure 14; This device comprises: be written into unit 410, choose unit 420 and edit cell 430, wherein choose unit 420 respectively be written into unit 410 and edit cell 430 links to each other.
In the present embodiment, it is similar to be written into effect and the foregoing description of unit 410.
Choosing unit 420 specifically is used for directly choosing the edit model point through select tool at said reference signal interface.
Because host computer makes the embodiment of the invention directly to choose the edit model point at the reference signal interface, this peripheral hardware select tool is such as being mouse, ruling pen etc.Shown in figure 10, have two useful signals among the figure, therefore can utilize the peripheral hardware select tool to select 10 edit model points, like the edit model point 1-10 among Figure 10.
Edit cell 430 specifically is used for said edit model point is linked to each other to generate the said frequency spectrum measurement module that transfinites successively.。
Certainly, edit cell 430 also can utilize the edit mode of the edit cell among the corresponding embodiment of Figure 12 that above-mentioned edit model point is edited, so that the template that generates is level and smooth more and accurate.
The embodiment of the invention can be not good enough in the template degree of accuracy of useful signal with respect to previous embodiment; But with respect to prior art; The frequency spectrum of its generation transfinites the degree of accuracy of measurement module still than higher; And also higher with the degree of association of signal, main is to generate the work that repeats that template spent seldom.
One of ordinary skill in the art will appreciate that all or part of flow process that realizes in the foregoing description method; Can instruct relevant hardware to accomplish through computer program; Described program can be stored in the computer read/write memory medium; This program can comprise the flow process like the embodiment of above-mentioned each side method when carrying out.Wherein, described storage medium can be magnetic disc, CD, read-only storage memory body (Read-Only Memory, ROM) or at random store memory body (Random Access Memory, RAM) etc.
Above-described embodiment; The object of the invention, technical scheme and beneficial effect have been carried out further explain, and institute it should be understood that the above is merely embodiment of the present invention; And be not used in qualification protection scope of the present invention; All within spirit of the present invention and principle, any modification of being made, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (12)
1. the frequency spectrum generation method of measurement module that transfinites is characterized in that said method comprises:
Be written into and be used for the frequency spectrum reference signal that measurement module generates that transfinites;
Choose the edit model point according to said reference signal;
Said edit model point is edited to generate the said frequency spectrum measurement module that transfinites.
2. the method for claim 1 is characterized in that, saidly chooses the edit model point according to said reference signal and comprises:
With the two-dimensional coordinate value that fixed frequency is stored reference point on the said reference signal at interval, the horizontal ordinate of said two-dimensional coordinate value is a frequency values, and ordinate is an amplitude, and is said edit model point with said reference point.
3. method as claimed in claim 2 is characterized in that, said said edit model point is edited to generate the said frequency spectrum measurement module that transfinites comprises:
The edit model point that deletion is chosen, the front and back edit model point of the edit model point that will be deleted links to each other with straight line;
In the original template in-edit, increase edit model point as required newly, said newly-increased edit model point sorts in the original template in-edit according to frequency values and deposits, and links to each other with straight line with adjacent edit model point.
4. method as claimed in claim 3, said said edit model point is edited to generate the said frequency spectrum measurement module that transfinites also comprises:
The center section of edit model point is chosen in deletion, chooses first edit model point in the edit model point to link to each other with straight line with last edit model point with said; And/or
Obtain the amplitude peak value of choosing in the edit model point; Keep first edit model point and last edit model point of choosing in the edit model point, the range value of said first edit model point and last edit model point is set to said amplitude peak value; And/or
Obtain the minimum amplitude value of choosing in the edit model point; Keep first edit model point and last edit model point of choosing in the edit model point, the range value of said first edit model point and last edit model point is set to said minimum amplitude value.
5. like claim 3 or 4 described methods, said said edit model point is edited to generate the said frequency spectrum measurement module that transfinites also comprises:
Choose the range value of edit model point to increase a all, and choose the range value of edit model point to reduce b all, a, b are positive number.
6. the method for claim 1 is characterized in that,
Saidly choose the edit model point according to said reference signal and comprise: directly choose the edit model point at said reference signal interface through the peripheral hardware select tool;
Said said edit model point is edited to generate the said frequency spectrum measurement module that transfinites comprises:
Said edit model point is linked to each other to generate the said frequency spectrum measurement module that transfinites successively.
7. the frequency spectrum generating apparatus of measurement module that transfinites is characterized in that, comprising:
Be written into the unit, be used to be written into and be used for the frequency spectrum reference signal that measurement module generates that transfinites;
Choose the unit, be used for choosing the edit model point according to said reference signal;
Edit cell is used for said edit model point is edited to generate the said frequency spectrum measurement module that transfinites.
8. device as claimed in claim 7; It is characterized in that; Saidly choose the two-dimensional coordinate value that the unit specifically is used for storing at interval with fixed frequency reference point on the said reference signal; The horizontal ordinate of said two-dimensional coordinate value is a frequency values, and ordinate is an amplitude, and on the said reference point to be said edit model point.
9. device as claimed in claim 8 is characterized in that, said edit cell comprises:
First removing module is used to delete the edit model point of choosing, and the front and back edit model point of the edit model point that will be deleted links to each other with straight line;
Newly-increased module is used for increasing edit model point newly at the original template in-edit as required, and said newly-increased edit model point sorts in the original template in-edit according to frequency values and deposits, and links to each other with straight line with adjacent edit model point.
10. device as claimed in claim 9 is characterized in that, said edit cell also comprises:
Second removing module is used to delete the center section of choosing edit model point, chooses first edit model point in the edit model point to link to each other with straight line with last edit model point with said; And/or
The maximal value constructing module; Be used for obtaining the amplitude peak value of choosing edit model point; Keep first edit model point and last edit model point of choosing in the edit model point, the range value of said first edit model point and last edit model point is set to said amplitude peak value; And/or
The minimum value constructing module; Be used for obtaining the minimum amplitude value of choosing edit model point; Keep first edit model point and last edit model point of choosing in the edit model point, the range value of said first edit model point and last edit model point is set to said minimum amplitude value.
11., it is characterized in that said edit cell also comprises like claim 9 or 10 described devices:
Amplitude adjusting module is used for choosing the range value of edit model point to increase a all, and chooses the range value of edit model point to reduce b all, and a, b are positive number.
12. device as claimed in claim 7 is characterized in that,
The said unit of choosing specifically is used for directly choosing the edit model point through select tool at said reference signal interface;
Said edit cell specifically is used for said edit model point is linked to each other to generate the said frequency spectrum measurement module that transfinites successively.
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