CN102466764B - A kind of frequency spectrum transfinites the generation method and apparatus of measurement module - Google Patents
A kind of frequency spectrum transfinites the generation method and apparatus of measurement module Download PDFInfo
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Abstract
Embodiments provide a kind of frequency spectrum to transfinite the generation method and apparatus of measurement module, method comprises: be loaded into and be used for frequency spectrum and transfinite the reference signal that measurement module generates; Edit model point is chosen according to described reference signal; Edit to generate described frequency spectrum to described edit model point to transfinite measurement module.The embodiment of the present invention is by based on reference signal, edit model point is directly obtained by reference signal, and generate frequency spectrum by these edit model points and to transfinite measurement module, make the transfinite degree of accuracy of measurement module of the frequency spectrum generated higher, and also higher with the degree of association of signal, generate the repeated work that spends of template in addition less.
Description
Technical field
The present invention relates to spectrum measurement field, especially relating to a kind of frequency spectrum transfinites the generation method and apparatus of measurement module.
Background technology
At present, from personal computer (Personal Computer, PC) with the relation of spectrum analyzer, spectrum analyzer generally can comprise the following two kinds: a kind of is the instrument of Based PC, a kind of specific installation that this instrument is built in as PC in PC exists, and the part such as display, keyboard of instrument itself all realizes by the resource of PC; Another kind is embedded instrumentation, and the own set of system of instrument itself realizes its all functions, such as: display, keyboard, Power supply etc.
Above-mentioned embedded instrumentation is due to the restriction of cost, and its various application is all limited to embedded system resource, and the storage space, arithmetic speed etc. of such as embedded system, therefore need by PC resource to alleviate this problem.When the specific implementation applied, the spectrum analysis application software utilizing PC to hold also controls embedded spectrum analyzer by control standard of instruments command set (Standard Commands for Programmable Ins truments, SCPI) and VISA driving.Generally above-mentioned spectrum analysis application software is called " host computer ", the embedded spectrum analyzer of correspondence then becomes " slave computer ".
Frequency spectrum transfinite measure namely be embedded spectrum analyzer one application, but, current spectrum analyzer carry out frequency spectrum transfinite measure time, mainly complete the function whether measuring-signal exceeds signal criterion limit, signal criterion limit here represents mainly through the frequency spectrum measurement module that transfinites.Be illustrated in figure 1 a kind of frequency spectrum in prior art to transfinite the schematic diagram of measurement module, this frequency spectrum measurement module that transfinites is made up of the amplitude upper limit 101 and lower magnitude limits 102.
In prior art when frequency spectrum transfinites measurement, its template is mainly through such as under type acquisition:
1, for the test of some signal, there is the universal standard, then according to these standard input correlate template data to generate template, or utilize the template made by these standards that prestores.
2, the memory of the waveform of technician rule of thumb or to reference signal, directly inputs correlate template data to generate template.
Seen from the above description, prior art also exists following defect on frequency spectrum transfinites measurement module generating mode: when for not having the signal of the universal standard to provide template, such as in order to the Fluctuation etc. of test signal, technician can only according to the memory of the waveform to reference signal, direct input correlate template data are to generate template, therefore the generation of template may have a long way to go with desirable template, just has a long way to go in such as Fig. 1 between the amplitude upper limit 101 of template and signal 103.This just causes the manufacturing process of template may need to expend a lot of time, and the template degree of accuracy made is not high.
Summary of the invention
The object that the embodiment of the present invention provides is the generation method and apparatus providing a kind of frequency spectrum to transfinite measurement module, to spend the least possible time to produce the high template of degree of accuracy, ensures that the degree of association of template and signal is higher.
On the one hand, embodiments providing a kind of frequency spectrum transfinites the generation method of measurement module, and the method comprises: be loaded into and be used for frequency spectrum and transfinite the reference signal that measurement module generates; Edit model point is chosen according to described reference signal; Edit to generate described frequency spectrum to described edit model point to transfinite measurement module;
Choose edit model point according to described reference signal to comprise: the two-dimensional coordinate value storing reference point in described reference signal with fixed frequency interval, the horizontal ordinate of described two-dimensional coordinate value is frequency values, ordinate is amplitude, and is described edit model point with described reference point;
Edit to generate the described frequency spectrum measurement module that transfinites to described edit model point to comprise: delete the edit model point chosen, the front and back edit model point of deleted edit model point is connected with straight line; A newly-increased edit model point in original template in-edit as required, described newly-increased edit model point sorts according to frequency values and deposits in original template in-edit, and is connected with straight line with adjacent edit model point.
Preferably, edit to generate the described frequency spectrum measurement module that transfinites to described edit model point in the embodiment of the present invention also to comprise: delete the center section choosing edit model point, choose first edit model point in edit model point to be connected with straight line with last edit model point by described; And/or, obtain the maximum amplitude value chosen in edit model point, retain and choose first edit model point in edit model point and last edit model point, the range value of described first edit model point and last edit model point is set to described maximum amplitude value; And/or, obtain the minimum amplitude value chosen in edit model point, retain and choose first edit model point in edit model point and last edit model point, the range value of described first edit model point and last edit model point is set to described minimum amplitude value.
Preferably, edit to generate the described frequency spectrum measurement module that transfinites to described edit model point in the embodiment of the present invention also to comprise: all range values of edit model point of choosing are increased a, and to choose the range value of edit model point to reduce b, a, b be positive number by all.
Preferably, choose edit model point according to described reference signal in the embodiment of the present invention to comprise: directly choose edit model point by peripheral hardware select tool at described reference signal interface; Describedly described edit model point is edited to generate the described frequency spectrum measurement module that transfinites comprise: being connected successively by described edit model point to transfinite measurement module to generate described frequency spectrum.
On the other hand, the embodiment of the present invention additionally provides a kind of frequency spectrum to transfinite the generating apparatus of measurement module, comprising: be loaded into unit, to transfinite the reference signal that measurement module generates for frequency spectrum for being loaded into; Choose unit, for choosing edit model point according to described reference signal; Edit cell, to transfinite measurement module for editing to generate described frequency spectrum to described edit model point;
Choose unit specifically for storing the two-dimensional coordinate value of reference point in described reference signal with fixed frequency interval, the horizontal ordinate of described two-dimensional coordinate value is frequency values, and ordinate is amplitude, and is described edit model point with described reference point;
Edit cell comprises: the first removing module, for deleting the edit model point chosen, is connected by the front and back edit model point of deleted edit model point with straight line; Newly-increased module, for increasing an edit model point newly as required in original template in-edit, described newly-increased edit model point sorts according to frequency values and deposits in original template in-edit, and is connected with straight line with adjacent edit model point.
Preferably, the edit cell in the embodiment of the present invention also comprises: the second removing module, for deleting the center section choosing edit model point, chooses first edit model point in edit model point to be connected with straight line with last edit model point by described; And/or maximal value constructing module, for obtaining the maximum amplitude value chosen in edit model point, retain and choose first edit model point in edit model point and last edit model point, the range value of described first edit model point and last edit model point is set to described maximum amplitude value; And/or minimum value constructing module, for obtaining the minimum amplitude value chosen in edit model point, retain and choose first edit model point in edit model point and last edit model point, the range value of described first edit model point and last edit model point is set to described minimum amplitude value.
Preferably, the edit cell in the embodiment of the present invention also comprises: amplitude adjusting module, for all range values choosing edit model point are increased a, and chooses that the range value of edit model point reduces b, a, b is positive number by all.
Preferably, unit is chosen specifically for directly choosing edit model point by select tool at described reference signal interface in the embodiment of the present invention; Described edit cell to transfinite measurement module to generate described frequency spectrum specifically for being connected successively by described edit model point.
The embodiment of the present invention is by based on reference signal, edit model point is directly obtained by reference signal, and generate frequency spectrum by these edit model points and to transfinite measurement module, make the transfinite degree of accuracy of measurement module of the frequency spectrum generated higher, and also higher with the degree of association of signal, generate the repeated work that spends of template in addition less.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is that in prior art, a kind of frequency spectrum transfinites measurement module;
Fig. 2 to transfinite the generation method flow schematic diagram of measurement module for a kind of frequency spectrum that the embodiment of the present invention provides;
Fig. 3 to transfinite the generation method flow schematic diagram of measurement module for another kind of frequency spectrum that the invention process provides;
A kind of schematic diagram reference signal being carried out discretize that Fig. 4 provides for the embodiment of the present invention;
The schematic diagram of noise in a kind of reference signal that Fig. 5 provides for the embodiment of the present invention;
Result schematic diagram in elimination Fig. 5 that Fig. 6 provides for the embodiment of the present invention after noise;
The basic edit mode that utilizes that Fig. 7 A-7D provides for the embodiment of the present invention carries out the schematic diagram of filtering to the noise signal of reference signal;
Fig. 8 to transfinite the generation result schematic diagram of measurement module for a kind of frequency spectrum that the embodiment of the present invention provides;
Fig. 9 to transfinite the generation method flow schematic diagram of measurement module for another kind of frequency spectrum that the invention process provides;
The select tool that utilizes that Figure 10 provides for the invention process chooses the result schematic diagram of edit model point;
Figure 11 to transfinite the structural representation of generating apparatus of measurement module for a kind of frequency spectrum that the embodiment of the present invention provides;
Figure 12 to transfinite the structural representation of generating apparatus of measurement module for another kind of frequency spectrum that the embodiment of the present invention provides;
The result schematic diagram of a kind of edit cell that Figure 13 provides for the embodiment of the present invention;
Figure 14 to transfinite the structural representation of generating apparatus of measurement module for another kind of frequency spectrum that the embodiment of the present invention provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
A kind of frequency spectrum that being illustrated in figure 2 the embodiment of the present invention provides transfinites the generation method flow schematic diagram of measurement module, and the present embodiment is the description done the present invention from the angle of host computer, and the method comprises the steps:
S201: be loaded into be used for frequency spectrum transfinite measurement module generate reference signal.
The frequency spectrum measurement module that transfinites also is that point on coordinate system is formed in spectrum measurement instrument, and namely the same with signal is all be made up of two-dimensional coordinate value (frequency values, range value).Because frequency spectrum transfinites measurement module for comparing with measuring-signal, therefore it should be closely related with signal.Therefore, desirable template directly using reference signal as template, should transfinite to measure frequency spectrum, also directly should be obtained the amplitude bound of follow-up measuring-signal by reference signal.The embodiment of the present invention just for the foregoing reasons, is just directly loaded into reference signal and generates frequency spectrum and to transfinite measurement module.
S202: choose edit model point according to described reference signal.
In embodiments of the present invention, can directly choose edit model point in reference signal, also can choose point beyond reference signal as edit model point on reference signal interface.As long as edit model point is based on reference signal, and and the closely-related point of reference signal.This is because often kind to test the error that allows be different, what have is relatively stricter, and what have is then relatively loose, and therefore the selection of edit model point can be different according to the difference of error.The embodiment of the present invention does not limit to obtain edit model point in which kind of mode above-mentioned.
S203: editing to generate described frequency spectrum to described edit model point transfinites measurement module.
Editor described in this step, refer to and edit model point is adjusted, be connected between edit model point successively, to form one section or some sections of straight lines, to transfinite the amplitude upper limit of measurement module or lower magnitude limits as frequency spectrum, it is to be noted, amplitude upper limiting line in the embodiment of the present invention or lower magnitude limits straight line can by some sections independently straight line formed, as long as select the connection of disconnection two edit model point the straight line as the amplitude upper limit or lower magnitude limits can be divided into some sections of straight lines in editor.Attended operation between above-mentioned edit model point can be carried out after all having chosen edit model point, also can be synchronously to carry out choosing in process of edit model point, and the embodiment of the present invention is not limited this.
The embodiment of the present invention is by based on reference signal, edit model point is directly obtained by reference signal, and generate frequency spectrum by these edit model points and to transfinite measurement module, make the transfinite degree of accuracy of measurement module of the frequency spectrum generated higher, and also higher with the degree of association of signal, generate the repeated work that spends of template in addition less.
The another kind of frequency spectrum that being illustrated in figure 3 the invention process provides transfinites the generation method flow schematic diagram of measurement module, and the method comprises the steps:
S301: be loaded into be used for frequency spectrum transfinite measurement module generate reference signal.
Similar in this step and above-described embodiment, do not repeat them here.
S302: the two-dimensional coordinate value storing reference point in described reference signal with fixed frequency interval, the horizontal ordinate of described two-dimensional coordinate value is frequency values, and ordinate is amplitude, and using above-mentioned reference point as edit model point.
In embodiments of the present invention, edit model point is directly chosen reference signal, in order to directly choose edit model point on reference signal, needs first by reference signal discretize, in the present embodiment, be with the division at fixed frequency interval by continuous continuous print reference signal discretize.As shown in Figure 4, reference signal is made up of useful signal 301 and noise signal 302,303, in the diagram, reference signal gets a value every 0.0167MHz, just change into independent reference point one by one, as shown in the useful signal 301 ' in Fig. 4 and noise 302 ', 303 ' by discrete for reference signal.Above-mentionedly can represent with a two-dimensional coordinate value every reference point, the horizontal ordinate of this two-dimensional coordinate value is frequency values, and ordinate is amplitude.
In embodiments of the present invention, first reference point obtained above can be stored, more in a tabular form its two-dimensional coordinate value is shown to user, in such as Fig. 4 shown in dotted line frame 304.There is shown 10 reference points being numbered 1-9 two-dimensional coordinate value (other due to display restriction do not show, but can recall at any time).In embodiments of the present invention, these reference points can think edit model point.
S304: editing to generate described frequency spectrum to described edit model point transfinites measurement module.
In practice, generally only need to analyze useful signal, the useful signal 301 in such as Fig. 4, the template therefore generated needs can by noise section (noise 302,303 in such as Fig. 4) elimination.So-called by noise elimination, on interface display be intuitively exactly by these data " smoothly " to reach the effect of filtering, such as convert the noise 501 in Fig. 5 to template line 501 ' level and smooth in Fig. 6.
Because the template of the embodiment of the present invention to transfinite test for frequency spectrum, therefore needing to generate respectively frequency spectrum transfinites the bound part of measurement module.
Transfinite for frequency spectrum the upper limit segment of measurement module, the reference point of the useful signal part of reference signal can all be increased certain amplitude value according to the error degree of test by useful signal part, even can directly use using the useful signal part of reference signal as template.Noise section then needs to edit to reach filter effect specially, in embodiments of the present invention, at least can comprise following edit methods:
The edit model point that mode a, deletion are chosen, is connected the front and back edit model point of deleted edit model point with straight line.
Mode b, as required a newly-increased edit model point in original template in-edit, described newly-increased edit model point sorts according to frequency values and deposits in original template in-edit, and carries out straight line with adjacent masterplate in-edit and be connected.
Above-mentioned two kinds of modes are basic modes of embodiment of the present invention inediting noise, can reach filter effect by the combination of above-mentioned two kinds of modes.Be described for Fig. 7 A-7D below:
Suppose to have in Fig. 7 A reference point A, B and C that three adjacent, first can delete reference point B by Land use systems a, then obtain the effect shown in Fig. 7 B, then Land use systems b increases by a reference point D, obtain the effect shown in Fig. 7 C, finally recycle mode a and delete reference point A, obtain the effect shown in Fig. 7 D.Visible, utilizing above-mentioned two kinds of basic modes can complete frequency spectrum transfinites in 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 following edit mode one or more:
Mode c, delete and choose the center section of edit model point, choose first edit model point in edit model point to be connected with straight line with last edit model point by described.
Mode d, obtain and choose maximum amplitude value in edit model point, retain and choose first edit model point in edit model point and last edit model point, the range value of described first edit model point and last edit model point is set to described maximum amplitude value.
Mode e, obtain and choose minimum amplitude value in edit model point, retain and choose first edit model point in edit model point and last edit model point, the range value of described first edit model point and last edit model point is set to described minimum amplitude value.
Aforesaid way makes the embodiment of the present invention to edit noise section more rapidly.
In addition, consider the existence of permissible error, the embodiment of the present invention, when editor's reference point, also allows to comprise following edit mode: all range values of edit model point of choosing are increased a, and to choose the range value of edit model point to reduce b, a, b be positive number by all.
By above-mentioned editor, and be connected by each reference point do not connected, namely can obtain frequency spectrum transfinites the upper limit segment of measurement module.Transfinite for frequency spectrum the lower portion of measurement module, also can obtain by the way, not repeat them here.Finally obtain in frequency spectrum transfinite measurement module effect can see Fig. 8 in shown in A, B two parts, wherein part A comprises reference signal and frequency spectrum transfinites measurement module, and part B only comprises frequency spectrum transfinites measurement module.
The embodiment of the present invention is by based on reference signal, edit model point is directly obtained by reference signal, and generate frequency spectrum by these edit model points and to transfinite measurement module, make the transfinite degree of accuracy of measurement module of the frequency spectrum generated higher, and also higher with the degree of association of signal, generate the repeated work that spends of template in addition less.
The another kind of frequency spectrum that being illustrated in figure 9 the embodiment of the present invention provides transfinites the generation method flow schematic diagram of measurement module, and the method comprises the steps:
S901: be loaded into be used for frequency spectrum transfinite measurement module generate reference signal.
Similar in this step and above-described embodiment, do not repeat them here.
S902: directly choose edit model point at described reference signal interface by peripheral hardware select tool.
Due to host computer, make the embodiment of the present invention directly can choose edit model point at reference signal interface, this peripheral hardware select tool can be such as mouse, ruling pen etc.As shown in Figure 10, there are in figure two useful signals, peripheral hardware select tool therefore can be utilized to select 10 edit model points, as the edit model point 1-10 in Figure 10.
S903: being connected successively by described edit model point to transfinite measurement module to generate described frequency spectrum.
Certainly, the embodiment of the present invention also can utilize the edit mode in the corresponding embodiment of Fig. 3 to edit above-mentioned edit model point, to make the template of generation more level and smooth and accurate.
The embodiment of the present invention can be not good enough in the template degree of accuracy of useful signal relative to previous embodiment, but relative to prior art, the transfinite degree of accuracy of measurement module of its frequency spectrum generated is still higher, and also higher with the degree of association of signal, the main repeated work being generation template spends is little.
A kind of frequency spectrum provided for the embodiment of the present invention as shown in figure 11 transfinites the structural representation of generating apparatus of measurement module, the unit of this device is the logical block realizing each function of host computer, this device comprises: be loaded into unit 110, choose unit 120 and edit cell 130, wherein chooses unit 120 and is connected with loading unit 110 and edit cell 130 respectively.
Be loaded into unit 110 for be loaded into for frequency spectrum transfinite measurement module generate reference signal.
The frequency spectrum measurement module that transfinites also is that point on coordinate system is formed in spectrum measurement instrument, and namely the same with signal is all be made up of two-dimensional coordinate value (frequency values, range value).Because frequency spectrum transfinites measurement module for comparing with measuring-signal, therefore it should be closely related with signal.Therefore, desirable template directly using reference signal as template, should transfinite to measure frequency spectrum, also directly should be obtained the amplitude bound of follow-up measuring-signal by reference signal.The embodiment of the present invention just for the foregoing reasons, is just directly loaded into reference signal and generates frequency spectrum and to transfinite measurement module.
Choose unit 120 for choosing edit model point according to described reference signal.
In embodiments of the present invention, choose unit 120 and can directly choose edit model point in reference signal, also can choose point beyond reference signal as edit model point on reference signal interface.As long as edit model point is based on reference signal, and and the closely-related point of reference signal.This is because often kind to test the error that allows be different, what have is relatively stricter, and what have is then relatively loose, and therefore the selection of edit model point can be different according to the difference of error.The embodiment of the present invention does not limit to obtain edit model point in which kind of mode above-mentioned.
Edit cell 130 to transfinite measurement module for editing to generate described frequency spectrum to described edit model point.
Edit cell 130 can adjust edit model point, is connected between edit model point successively, with shape in line, to transfinite the amplitude upper limit of measurement module or lower magnitude limits as frequency spectrum.Attended operation between above-mentioned edit model point can be carried out after all having chosen edit model point, and also can choose together with edit model point and synchronously carry out with choosing unit 120, the embodiment of the present invention is not limited this.
The embodiment of the present invention is by based on reference signal, edit model point is directly obtained by reference signal, and generate frequency spectrum by these edit model points and to transfinite measurement module, make the transfinite degree of accuracy of measurement module of the frequency spectrum generated higher, and also higher with the degree of association of signal, generate the repeated work that spends of template in addition less.
The another kind of frequency spectrum provided for the embodiment of the present invention as shown in figure 12 transfinites the structural representation of generating apparatus of measurement module, this device comprises: be loaded into unit 210, choose unit 220 and edit cell 230, edit cell 230 comprises the first removing module 231 and newly-increased module 232.
Be loaded in unit 210 and above-described embodiment similar, do not repeat them here.
Choose unit 220 specifically for storing the two-dimensional coordinate value of reference point in described reference signal with fixed frequency interval, the horizontal ordinate of this two-dimensional coordinate value is frequency values, and ordinate is amplitude, and is described edit model point with described reference point.Choosing the concrete work of unit can see the corresponding description in the corresponding embodiment of Fig. 3.
The front and back edit model point of deleted edit model point, for deleting the edit model point chosen, is connected with straight line by the first removing module 231.
Newly-increased module 232 is for a newly-increased edit model point in original template in-edit as required, and described newly-increased edit model point sorts according to frequency values and deposits in original template in-edit, and carries out straight line with adjacent masterplate in-edit and be connected.
As one embodiment of the present of invention, as shown in figure 13, edit cell 230 can also comprise: the second removing module 233, maximal value constructing module 234, minimum value constructing module 235 and amplitude adjusting module 236, wherein:
Second removing module 233, for deleting the center section choosing edit model point, chooses first edit model point in edit model point to be connected with straight line with last edit model point by described.
Maximal value constructing module 234 is for obtaining the maximum amplitude value chosen in edit model point, retain and choose first edit model point in edit model point and last edit model point, the range value of described first edit model point and last edit model point is set to described maximum amplitude value.
Minimum value constructing module 235 is for obtaining the minimum amplitude value chosen in edit model point, retain and choose first edit model point in edit model point and last edit model point, the range value of described first edit model point and last edit model point is set to described minimum amplitude value.
By all, amplitude adjusting module 236 for all range values choosing edit model point are increased a, and chooses that the range value of edit model point reduces b, a, b is positive number.
By selecting above-mentioned modules in edit cell 230 to edit, can generate level and smooth, the frequency spectrum that degree of accuracy is high transfinites measurement module.
The embodiment of the present invention is by based on reference signal, edit model point is directly obtained by reference signal, and generate frequency spectrum by these edit model points and to transfinite measurement module, make the transfinite degree of accuracy of measurement module of the frequency spectrum generated higher, and also higher with the degree of association of signal, generate the repeated work that spends of template in addition less.
As Figure 14 for another kind of frequency spectrum that the embodiment of the present invention provides transfinites the structural representation of generating apparatus of measurement module, this device comprises: be loaded into unit 410, choose unit 420 and edit cell 430, wherein chooses unit 420 and is connected with loading unit 410 and edit cell 430 respectively.
In the present embodiment, effect and above-described embodiment of being loaded into unit 410 are similar.
Choose unit 420 specifically for directly choosing edit model point by select tool at described reference signal interface.
Due to host computer, make the embodiment of the present invention directly can choose edit model point at reference signal interface, this peripheral hardware select tool can be such as mouse, ruling pen etc.As shown in Figure 10, there are in figure two useful signals, peripheral hardware select tool therefore can be utilized to select 10 edit model points, as the edit model point 1-10 in Figure 10.
Edit cell 430 to transfinite measurement module to generate described frequency spectrum specifically for being connected successively by described edit model point.。
Certainly, edit cell 430 also can utilize the edit mode of the edit cell in the corresponding embodiment of Figure 12 to edit above-mentioned edit model point, to make the template of generation more level and smooth and accurate.
The embodiment of the present invention can be not good enough in the template degree of accuracy of useful signal relative to previous embodiment, but relative to prior art, the transfinite degree of accuracy of measurement module of its frequency spectrum generated is still higher, and also higher with the degree of association of signal, the main repeated work being generation template spends is little.
One of ordinary skill in the art will appreciate that all or part of flow process realized in above-described embodiment method, the hardware that can carry out instruction relevant by computer program has come, described program can be stored in a computer read/write memory medium, this program, when performing, can comprise the flow process of the embodiment as above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or random store-memory body (Random Access Memory, RAM) etc.
Above-described embodiment; object of the present invention, technical scheme and beneficial effect are further described; be understood that; the foregoing is only the specific embodiment of the present invention; the protection domain be not intended to limit the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. frequency spectrum transfinites a generation method for measurement module, and it is characterized in that, described method comprises:
Be loaded into be used for frequency spectrum transfinite measurement module generate reference signal;
Edit model point is chosen according to described reference signal;
Edit to generate described frequency spectrum to described edit model point to transfinite measurement module;
Describedly choose edit model point according to described reference signal and comprise: the two-dimensional coordinate value storing reference point in described reference signal with fixed frequency interval, the horizontal ordinate of described two-dimensional coordinate value is frequency values, ordinate is amplitude, and is described edit model point with described reference point;
Describedly described edit model point is edited to generate the described frequency spectrum measurement module that transfinites comprise: delete the edit model point chosen, the front and back edit model point of deleted edit model point is connected with straight line; A newly-increased edit model point in original template in-edit as required, described newly-increased edit model point sorts according to frequency values and deposits in original template in-edit, and is connected with straight line with adjacent edit model point.
2. the method for claim 1, describedly described edit model point is edited to generate the described frequency spectrum measurement module that transfinites also comprise:
Delete the center section choosing edit model point, choose first edit model point in edit model point to be connected with straight line with last edit model point by described; And/or
Obtain the maximum amplitude value chosen in edit model point, retain and choose first edit model point in edit model point and last edit model point, the range value of described first edit model point and last edit model point is set to described maximum amplitude value; And/or
Obtain the minimum amplitude value chosen in edit model point, retain and choose first edit model point in edit model point and last edit model point, the range value of described first edit model point and last edit model point is set to described minimum amplitude value.
3. method as claimed in claim 1 or 2, describedly described edit model point is edited to generate the described frequency spectrum measurement module that transfinites also comprise:
All range values choosing edit model point are increased a, and chooses that the range value of edit model point reduces b, a, b is positive number by all.
4. frequency spectrum transfinites a generating apparatus for measurement module, it is characterized in that, comprising:
Be loaded into unit, for be loaded into for frequency spectrum transfinite measurement module generate reference signal;
Choose unit, for choosing edit model point according to described reference signal;
Edit cell, to transfinite measurement module for editing to generate described frequency spectrum to described edit model point;
Described unit of choosing is specifically for storing the two-dimensional coordinate value of reference point in described reference signal with fixed frequency interval, the horizontal ordinate of described two-dimensional coordinate value is frequency values, and ordinate is amplitude, and is described edit model point with described reference point;
Described edit cell comprises: the first removing module, for deleting the edit model point chosen, is connected by the front and back edit model point of deleted edit model point with straight line; Newly-increased module, for increasing an edit model point newly as required in original template in-edit, described newly-increased edit model point sorts according to frequency values and deposits in original template in-edit, and is connected with straight line with adjacent edit model point.
5. device as claimed in claim 4, it is characterized in that, described edit cell also comprises:
Second removing module, for deleting the center section choosing edit model point, chooses first edit model point in edit model point to be connected with straight line with last edit model point by described; And/or
Maximal value constructing module, for obtaining the maximum amplitude value chosen in edit model point, retain and choose first edit model point in edit model point and last edit model point, the range value of described first edit model point and last edit model point is set to described maximum amplitude value; And/or
Minimum value constructing module, for obtaining the minimum amplitude value chosen in edit model point, retain and choose first edit model point in edit model point and last edit model point, the range value of described first edit model point and last edit model point is set to described minimum amplitude value.
6. the device as described in claim 4 or 5, is characterized in that, described edit cell also comprises:
By all, amplitude adjusting module, for all range values choosing edit model point are increased a, and chooses that the range value of edit model point reduces b, a, b is positive number.
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| CN201010531179.5A CN102466764B (en) | 2010-11-03 | 2010-11-03 | A kind of frequency spectrum transfinites the generation method and apparatus of measurement module |
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| CN201010531179.5A CN102466764B (en) | 2010-11-03 | 2010-11-03 | A kind of frequency spectrum transfinites the generation method and apparatus of measurement module |
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| CN101419259A (en) * | 2007-10-23 | 2009-04-29 | 华硕电脑股份有限公司 | Automatic measurement method for shake t |
| CN101477140A (en) * | 2007-12-13 | 2009-07-08 | 特克特朗尼克公司 | Automatic generation of frequency domain mask |
| CN101770776A (en) * | 2008-12-29 | 2010-07-07 | 华为技术有限公司 | Coding method and device, decoding method and device for instantaneous signal and processing system |
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| US7159187B2 (en) * | 2001-11-06 | 2007-01-02 | Tektronix, Inc. | In-context creation and editing of masks and waveforms |
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| CN101419259A (en) * | 2007-10-23 | 2009-04-29 | 华硕电脑股份有限公司 | Automatic measurement method for shake t |
| CN101477140A (en) * | 2007-12-13 | 2009-07-08 | 特克特朗尼克公司 | Automatic generation of frequency domain mask |
| CN101770776A (en) * | 2008-12-29 | 2010-07-07 | 华为技术有限公司 | Coding method and device, decoding method and device for instantaneous signal and processing system |
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