CN105554496A - Automatic detection system and method for multiple signal channels - Google Patents
Automatic detection system and method for multiple signal channels Download PDFInfo
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Abstract
The embodiment of the invention discloses an automatic detection system and method for multiple signal channels, solving the technical problems of being low in comparison efficiency and long in comparison time in the existing signal detection technology. The automatic detection system for the multiple signal channels in the embodiment of the invention comprises a control end, a standard signal processor and a to-be-detected signal processor; at least one standard signal acquisition board card and at least one standard signal output board card are arranged in the standard signal processor; a plurality of to-be-detected signal acquisition board cards and a plurality of to-be-detected signal output board cards are arranged in the to-be-detected signal processor; the number of the to-be-detected signal acquisition board cards corresponds to the number of the to-be-detected signal output board cards; the control end is respectively connected with one first standard signal output board card and one first to-be-detected signal output board card; a second standard signal output board card, which is not connected with the control end, is correspondingly connected with the standard signal acquisition board card; and a second to-be-detected signal output board card, which is not connected with the control end, is correspondingly connected with the to-be-detected signal acquisition board card.
Description
Technical field
The present invention relates to signal processing technology field, particularly relate to a kind of multi signal passage automatic checkout system and method.
Background technology
Image procossing (imageprocessing), analyzes image with computer, to reach the technology of results needed.Also known as image processing.Image procossing refers generally to Digital Image Processing, especially in the process of display terminal inter-process or image signal transmission, due to view data settling time or retention time do not meet time, noise is there is last time at display terminal, therefore, for image when display terminal shows, need to test the picture quality of display, to ensure the quality of image.
At present, the test mode of image, one, every platform machine only exports a signal and exports, and signal acquiring board carries out multiple signals collecting, carries out repeatedly comparison to the signal from multiple signalling channel, they are two years old, signal exports one to one, carries out the signals collecting of individual signals passage, and man-to-man signal fusing.
But above-mentioned signal exports the signal repeatedly comparison of multiple signalling channel, because needs are continuous and standard signal comparison, constantly return image and result, here comprise correct in mistake, thus cause and after comparison, need manpower to carry out screening could obtain precise alignment result, simultaneously, signal exports one to one, carry out the signals collecting of individual signals passage, owing to being man-to-man signal fusing, comparison time expend comparatively large, therefore, it is low to there is comparison efficiency in current signal detection technique, the technical problem that comparison time expends.
Summary of the invention
Embodiments provide a kind of multi signal passage automatic checkout system and method, solving current signal detection technique, to there is comparison efficiency low, the technical problem that comparison time expends.
A kind of multi signal passage automatic checkout system that the embodiment of the present invention provides, comprising:
Control end, standard signal processor and measured signal processor, described control end and described standard signal processor are communicated to connect by first passage, and described control end and described measured signal processor are communicated to connect by second channel;
At least one standard signal analog input card and at least one standard signal output board card is provided with in described standard signal processor, be provided with a plurality of measured signal analog input card and a plurality of measured signal output board card in described measured signal processor, described measured signal analog input card is corresponding with the quantity of described measured signal output board card;
Described control end is connected with standard signal output board card described in first, measured signal output board card described in first respectively;
Not correspondingly with described standard signal analog input card with standard signal output board card described in described control end connects second to be connected, not correspondingly with described measured signal analog input card with measured signal output board card described in described control end connects second to be connected.
Preferably, described standard signal output board card and described measured signal output board card all include output channel;
Described standard signal analog input card and described measured signal analog input card all include acquisition channel.
Preferably, measured signal output board card described in be not connected with described control end second and the annexation of described measured signal analog input card are that described output channel is connected one to one with described acquisition channel.
Preferably, described control end, for sending signal testing order, described standard signal processor and described measured signal processor is made to obtain test signal, then control described first passage and open the standard signal window number consistent with the measured signal number of windows in described second channel, described measured signal window number is consistent with the signalling channel number of the multiple measured signal boards in described measured signal processor, finally the first passage image of acquisition and second channel image are compared, if comparison is mated, then only preserve described first passage image, if comparison is not mated, then preserve described first passage image and described second channel image.
Preferably, described multi signal passage automatic checkout system also comprises:
Signal generator, is connected by serial ports with described control end, for providing described test signal to described standard signal processor and described measured signal processor.
Preferably, described control end specifically comprises:
First command control unit, the acquisition channel controlling a described standard signal analog input card to described signal generator for sending the first signal testing order is opened, open first output channel of standard signal output board card described in first standard signal window to second, again an acquisition channel of standard signal analog input card described in another is opened remaining standard signal window on standard signal, make described first passage obtain described first passage image;
Second command control unit, the described measured signal analog input card of unlatching one is controlled to described signal generator for sending secondary signal test command, open the output channel of measured signal output board card described in a measured signal window to all second respectively, again the acquisition channel of measured signal analog input card described in all second is carried out the described measured signal window treatments of unlatching residue, and remain described measured signal window and be opened on measured signal, make described second channel obtain described second channel image;
Comparing unit, multiple saving results for completing comparison are determined, if the described first passage image preserved is all abnormal with the display of described second channel image, then determine that described test signal has problem, if one of them image of described second channel image in the described first passage image preserved and described second channel image is abnormal, then determine that the described measured signal window corresponding with one of them image abnormal is abnormal, if save described first passage image and described second channel image, described standard signal window and described measured signal window are not opened, then determine that described measured signal processor output is abnormal.
A kind of multi signal passage automatic testing method that the embodiment of the present invention provides, by mention in the present embodiment any one described in multi signal passage automatic checkout system realize, comprising:
Control described first passage and open the standard signal window number consistent with the measured signal number of windows in described second channel, described measured signal window number is consistent with the signalling channel number of the multiple measured signal boards in described measured signal processor;
Send signal testing order, make standard signal processor and measured signal processor obtain test signal, and obtain the first passage image and second channel image that first passage and second channel return;
The described first passage image obtained and described second channel image are compared, if comparison coupling, then only preserves described first passage image, if comparison is not mated, then preserve described first passage image and described second channel image.
Preferably, send signal testing order, also comprise before making described standard signal processor and described measured signal processor acquisition test signal:
Carry out initialization operation according to preset mode, line parameter of going forward side by side verifies.
Preferably, send signal testing order, make standard signal processor and measured signal processor obtain test signal, and obtain first passage image that first passage and second channel return and second channel image specifically comprises:
Send the first signal testing order controls a described standard signal analog input card acquisition channel unlatching to described signal generator, open first output channel of standard signal output board card described in first standard signal window to second, again an acquisition channel of standard signal analog input card described in another is opened remaining standard signal window on standard signal, make described first passage obtain described first passage image;
Simultaneously, send secondary signal test command and control the described measured signal analog input card of unlatching one to described signal generator, open the output channel of measured signal output board card described in a measured signal window to all second respectively, again the acquisition channel of measured signal analog input card described in all second is carried out the described measured signal window treatments of unlatching residue, make described second channel obtain described second channel image.
Preferably, the described first passage image obtained and described second channel image are compared, if comparison coupling, then only preserve described first passage image, if comparison is not mated, then also comprise after preserving described first passage image and described second channel image:
Multiple saving results that comparison completes are determined, if the described first passage image preserved is all abnormal with the display of described second channel image, then determine that described test signal has problem, if one of them image of described second channel image in the described first passage image preserved and described second channel image is abnormal, then determine that the described measured signal window corresponding with one of them image abnormal is abnormal, if save described first passage image and described second channel image, described standard signal window and described measured signal window are not opened, then determine that described measured signal processor output is abnormal.
As can be seen from the above technical solutions, the embodiment of the present invention has the following advantages:
A kind of multi signal passage automatic checkout system that the embodiment of the present invention provides and method, wherein, multi signal passage automatic checkout system, comprise: control end, standard signal processor and measured signal processor, control end and standard signal processor are communicated to connect by first passage, and control end and measured signal processor are communicated to connect by second channel; At least one standard signal analog input card and at least one standard signal output board card is provided with in standard signal processor, be provided with a plurality of measured signal analog input card and a plurality of measured signal output board card in measured signal processor, measured signal analog input card is corresponding with the quantity of measured signal output board card; Control end is connected with a first standard signal output board card, a first measured signal output board card respectively; Be not connected with the second standard signal output board card that control end connects is corresponding with standard signal analog input card, be not connected with the second measured signal output board card that control end connects is corresponding with measured signal analog input card.In the present embodiment, communicated to connect by first passage by control end and standard signal processor, control end and measured signal processor are communicated to connect by second channel; At least one standard signal analog input card and at least one standard signal output board card is provided with in standard signal processor, be provided with a plurality of measured signal analog input card and a plurality of measured signal output board card in measured signal processor, measured signal analog input card is corresponding with the quantity of measured signal output board card; Control end is connected with a first standard signal output board card, a first measured signal output board card respectively; Be not connected with the second standard signal output board card that control end connects is corresponding with standard signal analog input card, be not connected with the second measured signal output board card that control end connects is corresponding with measured signal analog input card, just the test of the multi signal passage of multiple measured signal board is achieved, and preserve image judgement according to comparison result, just the function that multi signal passage detects automatically is achieved, solving current signal detection technique, to there is comparison efficiency low, the technical problem that comparison time expends.
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.
A kind of structural representation of an embodiment of multi signal passage automatic checkout system of Fig. 1 for providing in the embodiment of the present invention;
A kind of structural representation of another embodiment of multi signal passage automatic checkout system of Fig. 2 for providing in the embodiment of the present invention;
A kind of application examples schematic diagram of multi signal passage automatic checkout system of Fig. 3 for providing in the embodiment of the present invention;
The rgb signal that Fig. 4 A is a kind of multi signal passage automatic checkout system provided in the embodiment of the present invention opens N number of (N=28) window to first passage schematic diagram;
The rgb signal that Fig. 4 B is a kind of multi signal passage automatic checkout system provided in the embodiment of the present invention opens N number of (N=28) window to second channel schematic diagram;
A kind of schematic flow sheet of an embodiment of multi signal passage automatic testing method of Fig. 5 for providing in the embodiment of the present invention;
A kind of schematic flow sheet of another embodiment of multi signal passage automatic testing method of Fig. 6 for providing in the embodiment of the present invention;
Fig. 7 is the application examples schematic flow sheet of Fig. 6;
Fig. 8 is the interface schematic diagram of control system.
Embodiment
Embodiments provide a kind of multi signal passage automatic checkout system and method, solving current signal detection technique, to there is comparison efficiency low, the technical problem that comparison time expends.
For making goal of the invention of the present invention, feature, advantage can be more obvious and understandable, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, the embodiments described below are only the present invention's part embodiments, and the embodiment of not all.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1, an embodiment of a kind of multi signal passage automatic checkout system provided in the embodiment of the present invention comprises:
Control end 11, standard signal processor 12 and measured signal processor 13, control end 11 and standard signal processor 12 are communicated to connect by first passage, and control end 11 and measured signal processor 13 are communicated to connect by second channel;
At least one standard signal analog input card 121 and at least one standard signal output board card is provided with in standard signal processor 12, be provided with a plurality of measured signal analog input card 131 and a plurality of measured signal output board card in measured signal processor 13, measured signal analog input card 131 is corresponding with the quantity of measured signal output board card 132;
Control end 11 is connected with a first standard signal output board card 122, first measured signal output board card 132 respectively;
Be not connected with the second standard signal output board card 123 that control end connects is corresponding with standard signal analog input card 121, be not connected with the second measured signal output board card 133 that control end connects is corresponding with measured signal analog input card 131.
In the present embodiment, by control end 11 and standard signal processor 12 are communicated to connect by first passage, control end 11 and measured signal processor 13 are communicated to connect by second channel, and first passage opens the standard signal window number consistent with the measured signal number of windows in second channel, the standard signal processor 12 that first passage is returned from standard signal window processes the first passage image after test signal, process the second channel image after test signal with the second channel measured signal processor 13 returned from measured signal window to compare, just the test of the multi signal passage of multiple measured signal board is achieved, and preserve image judgement according to comparison result, just the function that multi signal passage detects automatically is achieved, solving current signal detection technique, to there is comparison efficiency low, the technical problem that comparison time expends.
The above is described in detail the syndeton of multi signal passage automatic checkout system, to be described in detail additional structure below, refer to Fig. 2, another embodiment of a kind of multi signal passage automatic checkout system provided in the embodiment of the present invention comprises:
Control end 11, standard signal processor 12 and measured signal processor 13, control end 11 and standard signal processor 12 are communicated to connect by first passage, and control end 11 and measured signal processor 13 are communicated to connect by second channel;
At least one standard signal analog input card 121 and at least one standard signal output board card is provided with in standard signal processor 12, be provided with a plurality of measured signal analog input card 131 and a plurality of measured signal output board card in measured signal processor 13, measured signal analog input card 131 is corresponding with the quantity of measured signal output board card 132;
Control end 11 is connected with a first standard signal output board card 122, first measured signal output board card 132 respectively;
Be not connected with the second standard signal output board card 123 that control end connects is corresponding with standard signal analog input card 121, be not connected with the second measured signal output board card 133 that control end connects is corresponding with measured signal analog input card 131.
Standard signal output board card and measured signal output board card all include output channel;
Standard signal analog input card and measured signal analog input card all include acquisition channel.
The the second measured signal output board card 133 be not connected with control end and the annexation of measured signal analog input card 131 are that output channel is connected one to one with acquisition channel.
Control end 11, for sending signal testing order, standard signal processor 12 and measured signal processor 13 is made to obtain test signal, then control first passage and open the standard signal window number consistent with the measured signal number of windows in second channel, measured signal window number is consistent with the signalling channel number of the multiple measured signal boards in measured signal processor 13, finally the first passage image of acquisition and second channel image are compared, if comparison is mated, then only preserve first passage image, if comparison is not mated, then preserve first passage image and second channel image.
Multi signal passage automatic checkout system also comprises:
Signal generator 14, is connected by serial ports with control end 11, for providing test signal to standard signal processor 12 and measured signal processor 13.
Control end 11 sets up network connection relation with standard signal processor 12 and measured signal processor 13 respectively, can be connected by netting twine.
Control end 11 specifically comprises:
First command control unit 111, the acquisition channel controlling a standard signal analog input card 121 to signal generator 14 for sending the first signal testing order is opened, open first output channel of first standard signal window to the second standard signal output board card 123, again another standard signal analog input card 121 acquisition channel is opened remaining standard signal window on standard signal, make first passage obtain first passage image;
Second command control unit 112, unlatching measured signal analog input card 131 is controlled to signal generator 14 for sending secondary signal test command, open the output channel of a measured signal window to the second all measured signal output board cards 133 respectively, again the acquisition channel of the second all measured signal analog input cards 133 is carried out unlatching residue measured signal window treatments, and remain measured signal window and be opened on measured signal, make second channel obtain second channel image;
Comparing unit 113, multiple saving results for completing comparison are determined, if the first passage image preserved is all abnormal with the display of second channel image, then determine that test signal has problem, if one of them image of second channel image in the first passage image preserved and second channel image is abnormal, then determine that the measured signal window corresponding with one of them image abnormal is abnormal, if save first passage image and second channel image, standard signal window and measured signal window are not opened, then determine that measured signal processor 13 output is abnormal.
For ease of understanding, be illustrated embodiment illustrated in fig. 2 with an embody rule scene below, as shown in Figures 2 and 3, application examples comprises:
1) with mode (8 RGB boards, namely be the signal acquiring board described in figure, signal acquiring board has many types, describe for RGB board herein), often open RGB plate and have 4 RGB passages, namely can connect 4 rgb signal sources, 8 RGB are 32 rgb signal sources (or DVI signal sources).
In figure, signal output board is from 1 to 8, is described as No. 10 to No. 17 signal output boards herein, and often opening signal output board has 4 output channels.Namely 32 output channels are shared.
2, connect and describe:
2 class signal sources of standard signal processor 12 are respectively:
RGB:1 signal processor, No. 1 RGB plate, No. 1 passage;
No. 1 signal processor, No. 2 RGB plates, No. 1 passages, the output signal of what this signal sampling channel connect is No. 1 signal processor, No. 11 signal output boards, No. 1 passage.
Measured signal processor 13 signal source: No. 2 signal processors, No. 1 to No. 8 RGB plate, often open RGB board and have No. 1 passage to No. 4 passages;
Rgb signal source: No. 2 signal processors, No. 1 RGB plate, No. 1 passage;
No. 2 signal processors, No. 2 RGB plates, No. 1 passages, the output signal of what this signal sampling channel connect is No. 2 signal processors, No. 11 signal output boards, No. 1 passage;
No. 2 signal processors, No. 2 RGB plates, No. 2 passages, the output signal of what this signal sampling channel connect is No. 2 signal processors, No. 11 signal output boards, No. 2 passages;
No. 2 signal processors, No. 2 RGB plates, No. 3 passages, the output signal of what this signal sampling channel connect is No. 2 signal processors, No. 11 signal output boards, No. 3 passages;
No. 2 signal processors, No. 2 RGB plates, No. 4 passages, the output signal of what this signal sampling channel connect is No. 2 signal processors, No. 11 signal output boards, No. 4 passages.
No. 2 signal processors, No. 3 RGB plates, No. 1 passages, the output signal of what this signal sampling channel connect is No. 2 signal processors, No. 12 signal output boards, No. 1 passage;
No. 2 signal processors, No. 3 RGB plates, No. 2 passages, the output signal of what this signal sampling channel connect is No. 2 signal processors, No. 12 signal output boards, No. 2 passages.
No. 2 signal processors, No. 3 RGB plates, No. 3 passages, the output signal of what this signal sampling channel connect is No. 2 signal processors, No. 12 signal output boards, No. 3 passages;
No. 2 signal processors, No. 3 RGB plates, No. 4 passages, the output signal of what this signal sampling channel connect is No. 2 signal processors, No. 12 signal output boards, No. 4 passages.
By that analogy, the RGB acquisition channel of what after, 7 signal output boards connect successively the is RGB plate of this signal processor.
3) have 2 signal processor apparatus in mode, IP address respectively:
Standard signal processor 12:192.168.1.9;
Measured signal processor 13:192.168.2.9;
4) every platform signal processor has 1 output respectively, and standard signal processor 12 exports and receives the RGB first passage that control end 11 is PC, and measured signal processor 13 exports the RGB second channel receiving PC:
It is No. 1 signal processor, No. 10 signal output boards, No. 1 passages that standard signal processor 12 exports; I.e. first passage of the signal output board 1 of standard signal processor.
It is No. 2 signal processors, No. 10 signal output boards, No. 1 passages that measured signal processor 13 exports; I.e. first passage of the signal output board 1 of measured signal processor.
5) every platform signal processor has 1 output respectively, and standard signal processor exports the RGB first passage receiving PC, and measured signal processor exports the RGB second channel receiving PC:
It is No. 1 signal processor, No. 10 signal output boards, No. 1 passages that standard signal processor 12 exports;
It is No. 2 signal processors, No. 10 signal output boards, No. 1 passages that measured signal processor 13 exports.
As shown in Figure 3, PC or PC main frame issue networking command, to 2 image processors, the master control borad of image processor 1 to say the word ON signal window to signal acquiring board and signal output board, because the 2nd image processor is measured signal, so the analog input card of the 2nd image processor and passage can change.
The signal output board of 2 image processors outputs signal A1 and A2 respectively, and PC gathers A1 and A2 by DVI data acquisition card, A1 signal and A2 signal is carried out each pixel and contrasts, result exported.
As shown in Figure 4 A and 4 B shown in FIG., for rgb signal:
1st image processor is opened No. 1 passage of No. 1 RGB plate; Open first passage of 1 window to signal output board 2, then No. 2 RGB plates No. 1 passage is opened 28 windows on A1;
2nd image processor is opened 1 RGB plate, open 1 window first, second, third and fourth passage to signal output board 2,3,4,5,6,7,8 respectively, again by 1,2,3, of 2,3,4,5,6,7, No. 8 RGB plates No. 4 passage, windowing respectively, N number of window (N=24 divides equally A2) reaches above A2 simultaneously altogether.
After windowing, gather the image exporting A1 and A2, contrasted by image, result exports, and Image Saving is to specified path.
In like manner, VIDEO signal also can open N window, contrasts with standard signal window.So only need follow-up signal different, contrast different number of times, contrast once without the need to each signal, save the plenty of time.If 8 signal acquiring boards, often open 6 passages, so can open 48 windows and contrast certainly simultaneously, same signal contrast once can be completed.
In the present embodiment, by control end 11 and standard signal processor 12 are communicated to connect by first passage, control end 11 and measured signal processor 13 are communicated to connect by second channel, and first passage opens the standard signal window number consistent with the measured signal number of windows in second channel, the standard signal processor 12 that first passage is returned from standard signal window processes the first passage image after test signal, process the second channel image after test signal with the second channel measured signal processor 13 returned from measured signal window to compare, just the test of the multi signal passage of multiple measured signal board is achieved, and preserve image judgement according to comparison result, just the function that multi signal passage detects automatically is achieved, solving current signal detection technique, to there is comparison efficiency low, the technical problem that comparison time expends, simultaneously, subelement 114a is determined by first, second determines that subelement 114b and the 3rd determines that subelement 114c carries out the determination of multiple result, abnormal situation concrete outcome after more accurate test.
Refer to Fig. 5, an embodiment of a kind of multi signal passage automatic testing method provided in the embodiment of the present invention is comprised and being realized by the multi signal passage automatic checkout system in Fig. 1 and Fig. 2 embodiment.
Wherein, the step of multi signal passage automatic testing method comprises:
501, control first passage and open the standard signal window number consistent with the measured signal number of windows in second channel;
When needs carry out signal testing to board under test card time, need to control first passage and open the standard signal window number consistent with the measured signal number of windows in second channel, measured signal window number is consistent with the signalling channel number of the multiple measured signal boards in measured signal processor
502, send signal testing order, make standard signal processor and measured signal processor obtain test signal, and obtain the first passage image and second channel image that first passage and second channel return;
After controlling first passage and opening the standard signal window number consistent with the measured signal number of windows in second channel, need to send signal testing order, make standard signal processor and measured signal processor obtain test signal, and obtain first passage image and second channel image that first passage and second channel return.
503, the first passage image of acquisition and second channel image are compared, if comparison coupling, then only preserve first passage image, if comparison coupling, then perform step 504, if comparison is not mated, then perform step 505;
When the order of transmission signal testing, standard signal processor and measured signal processor is made to obtain test signal, and after obtaining the first passage image and second channel image that first passage and second channel return, need the first passage image of acquisition and second channel image to compare, if comparison coupling, then only preserve first passage image, if comparison is mated, then perform step 504, if comparison is not mated, then perform step 505.
504, only first passage image is preserved;
When coupling of the first passage image of acquisition and second channel image being compared, then only preserve first passage image.
505, first passage image and second channel image is preserved.
Do not mate when the first passage image of acquisition and second channel image are compared, then preserve first passage image and second channel image.
In the present embodiment, by control end and standard signal processor are communicated to connect by first passage, control end and measured signal processor are communicated to connect by second channel, and first passage opens the standard signal window number consistent with the measured signal number of windows in second channel, first passage is returned from the first passage image after the standard signal processor process test signal of standard signal window, return the second channel image after from the measured signal processor process test signal of measured signal window with second channel to compare, just the test of the multi signal passage of multiple measured signal board is achieved, and preserve image judgement according to comparison result, just the function that multi signal passage detects automatically is achieved, solving current signal detection technique, to there is comparison efficiency low, the technical problem that comparison time expends.
The above is described in detail the process of multi signal passage automatic testing method, below the process determined comparison result is described in detail, refer to Fig. 6, another embodiment of a kind of multi signal passage automatic testing method provided in the embodiment of the present invention is comprised and being realized by the multi signal passage automatic checkout system in Fig. 1 and Fig. 2 embodiment.
Wherein, the step of multi signal passage automatic testing method comprises:
601, carry out initialization operation according to preset mode, line parameter of going forward side by side verifies;
Before needing that signal testing is carried out to board under test card, initialization operation is carried out according to preset mode, line parameter of going forward side by side verifies, and carry out network with standard signal processor and measured signal processor and be connected, such as initialization and preliminary treatment are carried out to some figures and underlying parameter, some parameters of operation interface input are verified.
602, the first signal testing order controls a standard signal analog input card acquisition channel unlatching to signal generator is sent, open first output channel of first standard signal window to the second standard signal output board card, again another standard signal analog input card acquisition channel is opened remaining standard signal window on standard signal, make first passage obtain first passage image;
When carrying out initialization operation according to preset mode, after line parameter of going forward side by side verification, the acquisition channel needing the order of transmission first signal testing to control a standard signal analog input card to signal generator is opened, open first output channel of first standard signal window to the second standard signal output board card, again another standard signal analog input card acquisition channel is opened remaining standard signal window on standard signal, make first passage obtain first passage image.
603, send secondary signal test command and control unlatching measured signal analog input card to signal generator, open the output channel of a measured signal window to the second all measured signal output board cards respectively, again the acquisition channel of the second all measured signal analog input cards is carried out unlatching residue measured signal window treatments, make second channel obtain second channel image;
The acquisition channel controlling a standard signal analog input card to signal generator when the order of transmission first signal testing is opened, open first output channel of first standard signal window to the second standard signal output board card, again another standard signal analog input card acquisition channel is opened remaining standard signal window on standard signal, while making first passage obtain first passage image, need to send secondary signal test command and control unlatching measured signal analog input card to signal generator, open the output channel of a measured signal window to the second all measured signal output board cards respectively, again the acquisition channel of the second all measured signal analog input cards is carried out unlatching residue measured signal window treatments, second channel is made to obtain second channel image.
604, the first passage image of collection and second channel image are compared, if comparison coupling, then perform step 605, if comparison is not mated, then perform step 606;
After step 602 and 603, need the first passage image of collection and second channel image to compare, if comparison coupling, then perform step 605, if comparison is not mated, then perform step 606.
605, only first passage image is preserved;
When coupling of the first passage image of collection and second channel image being compared, then only preserve first passage image.
606, first passage image and second channel image is preserved;
Do not mate when the first passage image of collection and second channel image are compared, then preserve first passage image and second channel image.
607, multiple saving results that comparison completes are determined, if the first passage image preserved is all abnormal with the display of second channel image, then perform step 608, if one of them image of second channel image in the first passage image preserved and second channel image is abnormal, then perform step 609, if save first passage image and second channel image, standard signal window and measured signal window are not opened, then perform step 610;
After step 606, the multiple saving results to comparison completes are needed to determine, if the first passage image preserved is all abnormal with the display of second channel image, then perform step 608, if one of them image of second channel image in the first passage image preserved and second channel image is abnormal, then perform step 609, if save first passage image and second channel image, standard signal window and measured signal window are not opened, then perform step 610.
608, determine that test signal has problem;
The first passage image being defined as preserving when the multiple saving results completed comparison is all abnormal with the display of second channel image, then determine that test signal has problem.
609, determine that the measured signal window corresponding with one of them image abnormal is abnormal;
One of them image of second channel image be defined as in the first passage image preserved and second channel image when the multiple saving results completed comparison is abnormal, then determine that the measured signal window corresponding with one of them image abnormal is abnormal.
610, determine that measured signal processor output is abnormal.
When the multiple saving results completed comparison are defined as saving first passage image and second channel image, standard signal window and measured signal window are not opened, then determine that measured signal processor output is abnormal.
As Fig. 7 and shown in composition graphs 8, be described with an embody rule scene below, step is as follows:
1, start test: initialization and preliminary treatment are carried out to some figures and underlying parameter.
2, verification interface parameter: some parameters of interface input are verified.
3, interconnection network: network connection is carried out to two image processors, and detects connection status.
4, send order to signal generator: PC and signal generator are that serial ports is connected, and software control system and signal generator pass through serial communication.
5, open window video signal: open this two image processor signals respectively, and to relevant parameter process.
6, contrast output image: contrast A1 and A2 image, and return comparing result.
7, synthetic image and form.
8, generation error is pointed out.
9, terminate test.
In the present embodiment, by control end and standard signal processor are communicated to connect by first passage, control end and measured signal processor are communicated to connect by second channel, and first passage opens the standard signal window number consistent with the measured signal number of windows in second channel, first passage is returned from the first passage image after the standard signal processor process test signal of standard signal window, return the second channel image after from the measured signal processor process test signal of measured signal window with second channel to compare, just the test of the multi signal passage of multiple measured signal board is achieved, and preserve image judgement according to comparison result, just the function that multi signal passage detects automatically is achieved, solving current signal detection technique, to there is comparison efficiency low, the technical problem that comparison time expends, simultaneously, multiple saving results that comparison completes are determined, abnormal situation concrete outcome after more accurate test, signal wiring is realized with software mode, save a large amount of manpower and hardware device.Due to the same signal source signal window of the 2nd image processor is all opened on an output (A2), do with the output A1 of the 1st image processor and once contrast, save a large amount of reduced time, raise the efficiency.
Those skilled in the art can be well understood to, and for convenience and simplicity of description, the system of foregoing description, the specific works process of device and unit, with reference to the corresponding process in preceding method embodiment, can not repeat them here.
In several embodiments that the application provides, should be understood that, disclosed system, apparatus and method, can realize by another way.Such as, device embodiment described above is only schematic, such as, the division of described unit, be only a kind of logic function to divide, actual can have other dividing mode when realizing, such as multiple unit or assembly can in conjunction with or another system can be integrated into, or some features can be ignored, or do not perform.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, and the indirect coupling of device or unit or communication connection can be electrical, machinery or other form.
The described unit illustrated as separating component or can may not be and physically separates, and the parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, also can be that the independent physics of unit exists, also can two or more unit in a unit integrated.Above-mentioned integrated unit both can adopt the form of hardware to realize, and the form of SFU software functional unit also can be adopted to realize.
If described integrated unit using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computer read/write memory medium.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words or all or part of of this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium comprises: USB flash disk, portable hard drive, read-only memory (ROM, Read-OnlyMemory), random access memory (RAM, RandomAccessMemory), magnetic disc or CD etc. various can be program code stored medium.
The above, above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a multi signal passage automatic checkout system, is characterized in that, comprising:
Control end, standard signal processor and measured signal processor, described control end and described standard signal processor are communicated to connect by first passage, and described control end and described measured signal processor are communicated to connect by second channel;
At least one standard signal analog input card and at least one standard signal output board card is provided with in described standard signal processor, be provided with a plurality of measured signal analog input card and a plurality of measured signal output board card in described measured signal processor, described measured signal analog input card is corresponding with the quantity of described measured signal output board card;
Described control end is connected with standard signal output board card described in first, measured signal output board card described in first respectively;
Not correspondingly with described standard signal analog input card with standard signal output board card described in described control end connects second to be connected, not correspondingly with described measured signal analog input card with measured signal output board card described in described control end connects second to be connected.
2. multi signal passage automatic checkout system according to claim 1, is characterized in that, described standard signal output board card and described measured signal output board card all include output channel;
Described standard signal analog input card and described measured signal analog input card all include acquisition channel.
3. multi signal passage automatic checkout system according to claim 2, it is characterized in that, measured signal output board card described in be not connected with described control end second and the annexation of described measured signal analog input card are that described output channel is connected one to one with described acquisition channel.
4. multi signal passage automatic checkout system as claimed in any of claims 1 to 3, it is characterized in that, described control end, for sending signal testing order, described standard signal processor and described measured signal processor is made to obtain test signal, then control described first passage and open the standard signal window number consistent with the measured signal number of windows in described second channel, described measured signal window number is consistent with the signalling channel number of the multiple measured signal boards in described measured signal processor, finally the first passage image of acquisition and second channel image are compared, if comparison is mated, then only preserve described first passage image, if comparison is not mated, then preserve described first passage image and described second channel image.
5. multi signal passage automatic checkout system according to claim 4, is characterized in that, described multi signal passage automatic checkout system also comprises:
Signal generator, is connected by serial ports with described control end, for providing described test signal to described standard signal processor and described measured signal processor.
6. multi signal passage automatic checkout system according to claim 5, it is characterized in that, described control end specifically comprises:
First command control unit, the acquisition channel controlling a described standard signal analog input card to described signal generator for sending the first signal testing order is opened, open first output channel of standard signal output board card described in first standard signal window to second, again an acquisition channel of standard signal analog input card described in another is opened remaining standard signal window on standard signal, make described first passage obtain described first passage image;
Second command control unit, the described measured signal analog input card of unlatching one is controlled to described signal generator for sending secondary signal test command, open the output channel of measured signal output board card described in a measured signal window to all second respectively, again the acquisition channel of measured signal analog input card described in all second is carried out the described measured signal window treatments of unlatching residue, and remain described measured signal window and be opened on measured signal, make described second channel obtain described second channel image;
Comparing unit, multiple saving results for completing comparison are determined, if the described first passage image preserved is all abnormal with the display of described second channel image, then determine that described test signal has problem, if one of them image of described second channel image in the described first passage image preserved and described second channel image is abnormal, then determine that the described measured signal window corresponding with one of them image abnormal is abnormal, if save described first passage image and described second channel image, described standard signal window and described measured signal window are not opened, then determine that described measured signal processor output is abnormal.
7. a multi signal passage automatic testing method, is realized by such as the multi signal passage automatic checkout system in claim 1 to 6 as described in any one, it is characterized in that, comprising:
Control described first passage and open the standard signal window number consistent with the measured signal number of windows in described second channel, described measured signal window number is consistent with the signalling channel number of the multiple measured signal boards in described measured signal processor;
Send signal testing order, make standard signal processor and measured signal processor obtain test signal, and obtain the first passage image and second channel image that first passage and second channel return;
The described first passage image obtained and described second channel image are compared, if comparison coupling, then only preserves described first passage image, if comparison is not mated, then preserve described first passage image and described second channel image.
8. multi signal passage automatic testing method according to claim 7, is characterized in that, sends signal testing order, also comprises before making described standard signal processor and described measured signal processor acquisition test signal:
Carry out initialization operation according to preset mode, line parameter of going forward side by side verifies.
9. multi signal passage automatic testing method according to claim 8, it is characterized in that, send signal testing order, make standard signal processor and measured signal processor obtain test signal, and obtain first passage image that first passage and second channel return and second channel image specifically comprises:
Send the first signal testing order controls a described standard signal analog input card acquisition channel unlatching to described signal generator, open first output channel of standard signal output board card described in first standard signal window to second, again an acquisition channel of standard signal analog input card described in another is opened remaining standard signal window on standard signal, make described first passage obtain described first passage image;
Simultaneously, send secondary signal test command and control the described measured signal analog input card of unlatching one to described signal generator, open the output channel of measured signal output board card described in a measured signal window to all second respectively, again the acquisition channel of measured signal analog input card described in all second is carried out the described measured signal window treatments of unlatching residue, make described second channel obtain described second channel image.
10. multi signal passage automatic testing method according to claim 9, it is characterized in that, the described first passage image obtained and described second channel image are compared, if comparison is mated, then only preserve described first passage image, if comparison is not mated, then also comprise after preserving described first passage image and described second channel image:
Multiple saving results that comparison completes are determined, if the described first passage image preserved is all abnormal with the display of described second channel image, then determine that described test signal has problem, if one of them image of described second channel image in the described first passage image preserved and described second channel image is abnormal, then determine that the described measured signal window corresponding with one of them image abnormal is abnormal, if save described first passage image and described second channel image, described standard signal window and described measured signal window are not opened, then determine that described measured signal processor output is abnormal.
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