CN103686030A - Method and device for detecting video signal interface applied to picture splicing display unit - Google Patents
Method and device for detecting video signal interface applied to picture splicing display unit Download PDFInfo
- Publication number
- CN103686030A CN103686030A CN201310717188.7A CN201310717188A CN103686030A CN 103686030 A CN103686030 A CN 103686030A CN 201310717188 A CN201310717188 A CN 201310717188A CN 103686030 A CN103686030 A CN 103686030A
- Authority
- CN
- China
- Prior art keywords
- video signal
- picture
- signal interface
- similarity
- interface
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Abstract
The invention discloses a method and a related device for detecting a video signal interface applied to a picture splicing display unit. The method for detecting the video signal interface applied to the picture splicing display unit includes the steps: transmitting a first test image signal to a first video signal interface in a first picture splicing display unit to be detected; acquiring a second image signal outputted after the received first test image signal is converted by the first video signal interface; comparing the second image signal with the first test image signal to obtain similarity of a standard image and a test image corresponding to the acquired second image signal; determining a detection result of the first video signal interface indicates abnormal working of the first video signal interface if the similarity of the test image and the standard image is smaller than a set threshold value. By the aid of the technical scheme, the detection efficiency and the detection accuracy of the video signal interface applied to the picture splicing display unit can be improved.
Description
Technical field
The present invention relates to video equipment manufacturing technology field, be specifically related to detect method and the relevant device that is applied to the video signal interface in picture splicing display unit.
Background technology
Along with the development of shadow casting technique and extensively universal, arrive greatly railway traffic dispatching control center, the little application scenarioss such as office meeting chamber that arrive, all very thirst for obtaining large picture, true color, high-resolution high-quality picture display effect.
Large-screen splicing Display Technique becomes the effective way that solves large picture high-resolution demonstration, the demonstration wall of the sliceable formation large-screen of a plurality of picture splicing display units.Spliced display unit generally includes video signal interface and digital light is processed (DLP, Digital Light Procession) projector, and wherein, DLP projector has the advantages such as picture is clear, bright, color is true to nature.Video signal interface in picture splicing display unit enough receives the vision signal of multiple format, and the signal receiving is transformed to the backward DLP of the signal format projector output that DLP projector supports.
In process of production, need to carry out final inspection to the video signal interface being applied in picture splicing display unit, it is to judge that by manual operations and manual identified whether video signal interface work is normal that but existing production line checks operation, required workman and man-hour are all more, virtually increased production cost, and erroneous judgement or the problem such as undetected often appear in manual detection video signal interface, checking efficiency is very low, and reliability can not get ensureing.
Summary of the invention
The embodiment of the present invention provides and detects method and the relevant device that is applied to the video signal interface in picture splicing display unit, to improving detection efficiency and the detection accuracy that is applied to the video signal interface in picture splicing display unit.
A kind of method that embodiment of the present invention first aspect provides detection to be applied to the video signal interface in picture splicing display unit, can described method comprise:
The first video signal interface in the first picture splicing display unit to be detected sends the first test image signal;
Gather described the first video signal interface and described the first test image signal receiving is converted to the second picture signal of rear output;
The similarity of the corresponding test pattern of described the second picture signal that relatively obtains standard picture and collect;
If the similarity of described test pattern and described standard picture is less than setting threshold, determine that the testing result of described the first video signal interface is that described the first video signal interface work is undesired.
Optionally, described method also comprises according to the testing result of described the first video signal interface, generates for identifying described the first video signal interface test log record whether working properly.
Optionally, the similarity of the described corresponding test pattern of described the second picture signal that relatively obtains standard picture and collect, comprising: the similarity that relatively obtains the corresponding test pattern of described the second picture signal collecting and the standard picture prestoring.
Optionally, described method also comprises:
The second video signal interface in the second picture splicing display unit of normal work sends the first test image signal; Gather described the second video signal interface and described the first test image signal receiving is converted to the 3rd picture signal of rear output; Wherein, described standard picture is image corresponding to described the 3rd picture signal collecting.
Optionally, described the first video signal interface of described collection converts the second picture signal of rear output to described the first test image signal receiving, comprising: utilize video frequency collection card to gather described the first video signal interface and described the first test image signal receiving is converted to the second picture signal of rear output.
The device that embodiment of the present invention second aspect provides a kind of detection to be applied to the video signal interface in picture splicing display unit, described device comprises:
Transmitting element, sends the first test image signal for the first video signal interface of the first picture splicing display unit to be detected;
Collecting unit, converts the second picture signal of rear output for gathering described the first video signal interface to described the first test image signal receiving;
Compare determining unit, relatively obtain the similarity of the corresponding test pattern of described the second picture signal that standard picture and described collecting unit collect, if the similarity of described test pattern and described standard picture is greater than setting threshold, determine that the testing result of described the first video signal interface is that described the first video signal interface work is undesired.
Optionally, described device also comprises:
Log unit, for according to the testing result of described relatively described the first video signal interface that determining unit is determined, generates and is used for identifying the whether normal test log record of described the first video signal interface work.
Optionally, aspect the similarity of the described corresponding test pattern of described the second picture signal that relatively obtains standard picture and collect, described relatively determining unit specifically for, relatively obtain the similarity of the corresponding test pattern of described the second picture signal collecting and the standard picture prestoring.
Optionally, described transmitting element also for, the second video signal interface in the second picture splicing display unit of normal work sends the first test image signal;
Described collecting unit also for, gather described the second video signal interface and described the first test image signal receiving converted to the 3rd picture signal of rear output; Wherein, described standard picture is image corresponding to described the 3rd picture signal collecting.
The system that the embodiment of the present invention third aspect provides a kind of detection to be applied to the video signal interface in picture splicing display unit, described system comprises:
Industrial computer, flying-spot video generator and data acquisition card;
Wherein, described industrial computer is used for, and controls described flying-spot video generator and sends the first test image signal to the first video signal interface in the first picture splicing display unit to be detected; Utilize described data acquisition card to gather described the first video signal interface and described the first test image signal receiving is converted to the second picture signal of rear output; The similarity of the corresponding test pattern of described the second picture signal that relatively obtains standard picture and collect; If the similarity of described test pattern and described standard picture is less than setting threshold, determine that the testing result of described the first video signal interface is that described the first video signal interface work is undesired.
Optionally, described industrial computer also for, according to the testing result of described the first video signal interface, generate for identifying described the first video signal interface test log record whether working properly.
Optionally, aspect the similarity of the described corresponding test pattern of described the second picture signal that relatively obtains standard picture and collect, described industrial computer specifically for, relatively obtain the similarity of the corresponding test pattern of described the second picture signal collecting and the standard picture prestoring.
Optionally, described industrial computer also sends the first test image signal for the second video signal interface of the second picture splicing display unit to normal work; Gather described the second video signal interface and described the first test image signal receiving is converted to the 3rd picture signal of rear output; Wherein said standard picture is image corresponding to described the 3rd picture signal collecting.
Embodiment of the present invention fourth aspect provides a kind of industrial computer, comprises at least one bus, at least one processor being connected with bus and at least one memory being connected with bus.
Wherein, processor by bus, call the code stored in memory for, control flying-spot video generator and send the first test image signal to the first video signal interface in the first picture splicing display unit to be detected; Utilize data acquisition card to gather described the first video signal interface and described the first test image signal receiving is converted to the second picture signal of rear output; The similarity of the corresponding test pattern of described the second picture signal that relatively obtains standard picture and collect; If the similarity of described test pattern and described standard picture is less than setting threshold, determine that the testing result of described the first video signal interface is that described the first video signal interface work is undesired.
Optionally, described processor also for, according to the testing result of described the first video signal interface, generate for identifying described the first video signal interface test log record whether working properly.
Optionally, aspect the similarity of the described corresponding test pattern of described the second picture signal that relatively obtains standard picture and collect, described processor is specifically for the similarity that relatively obtains the corresponding test pattern of described the second picture signal collecting and the standard picture prestoring.
Optionally, described processor also for, the second video signal interface in the second picture splicing display unit of normal work sends the first test image signal; Gather described the second video signal interface and described the first test image signal receiving is converted to the 3rd picture signal of rear output; Wherein, described standard picture is image corresponding to described the 3rd picture signal collecting.
Optionally, aspect the second picture signal of exporting after described the first video signal interface of described collection converts described the first test image signal receiving, described processor converts the second picture signal of rear output specifically for utilizing video frequency collection card to gather described the first video signal interface to described the first test image signal receiving.
Can find out, in a kind of scheme that the embodiment of the present invention provides, the first video signal interface in the first picture splicing display unit to be detected sends the first test image signal, gathers above-mentioned the first video signal interface and above-mentioned the first test image signal receiving is converted to the second picture signal of rear output; Similarity by standard of comparison image with the corresponding test pattern of above-mentioned the second picture signal collecting, determine that whether above-mentioned the first video signal interface work is normal, this mode is both without manually participating in the overall process, and by the whole signalling channel of the detection video signal interface that relatively mode of output image also can be relatively complete, and a plurality of video signal interfaces of the detection that this mode can also be run simultaneously, visible, such scheme is conducive to improve detection efficiency and the detection accuracy that is applied to the video signal interface in picture splicing display unit.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the schematic flow sheet that a kind of detection that the embodiment of the present invention provides is applied to the method for the video signal interface in picture splicing display unit;
Fig. 2 is the schematic diagram that a kind of detection that the embodiment of the present invention provides is applied to the system of the video signal interface in picture splicing display unit;
Fig. 3-a is the schematic diagram that a kind of detection that the embodiment of the present invention provides is applied to the device of the video signal interface in picture splicing display unit;
Fig. 3-b is the schematic diagram that a kind of detection that the embodiment of the present invention provides is applied to the device of the video signal interface in picture splicing display unit;
Fig. 4 is the schematic diagram that the another kind that provides of the embodiment of the present invention detects the system that is applied to the video signal interface in picture splicing display unit;
Fig. 5 is the schematic diagram of a kind of industrial computer of providing of the embodiment of the present invention;
Fig. 6 is the schematic diagram of the another kind of industrial computer that provides of the embodiment of the present invention.
Embodiment
The embodiment of the present invention provides and detects method and the relevant device that is applied to the video signal interface in picture splicing display unit, to improving detection efficiency and the detection accuracy that is applied to the video signal interface in picture splicing display unit.
In order to make those skilled in the art person understand better the present invention program, 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, described embodiment is only the embodiment of a part of the present invention, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, should belong to the scope of protection of the invention.
Below be elaborated respectively.
Term " first " in specification of the present invention and claims and above-mentioned accompanying drawing, " second ", " the 3rd " " 4th " etc. (if existence) are for distinguishing similar object, and needn't be for describing specific order or precedence.The data that should be appreciated that such use suitably can exchanged in situation, so as embodiments of the invention described herein for example can with except diagram here or describe those order enforcement.In addition, term " comprises " and " having " and their any distortion, intention is to cover not exclusive comprising, for example, those steps or unit that the process that has comprised series of steps or unit, method, system, product or equipment are not necessarily limited to clearly list, but can comprise clearly do not list or for these processes, method, product or equipment intrinsic other step or unit.
The method that a kind of detection that the embodiment of the present invention provides is applied to the video signal interface in picture splicing display unit can comprise: the first video signal interface in the first picture splicing display unit to be detected sends the first test image signal; Gather above-mentioned the first video signal interface and above-mentioned the first test image signal receiving is converted to the second picture signal of rear output; The similarity of the corresponding test pattern of above-mentioned the second picture signal that relatively obtains standard picture and collect; If the similarity of above-mentioned test pattern and above-mentioned standard picture is less than setting threshold, determine that the testing result of above-mentioned the first video signal interface is that above-mentioned the first video signal interface work is undesired.
Referring to Fig. 1, a kind of detection that Fig. 1 provides for the embodiment of the present invention is applied to the schematic flow sheet of the method for the video signal interface in picture splicing display unit.Wherein, as shown in Figure 1, the method that the detection that the embodiment of the present invention provides is applied to the video signal interface in picture splicing display unit can comprise following content:
101, to the first video signal interface in the first picture splicing display unit to be detected, send the first test image signal.
In some embodiments of the invention, above-mentioned the first video signal interface in the first picture splicing display unit to be detected sends the first test image signal, comprising: control flying-spot video generator and send the first test image signal to the first video signal interface in the first picture splicing display unit to be detected.
102, gather above-mentioned the first video signal interface and above-mentioned the first test image signal receiving is converted to the second picture signal of rear output.
In some embodiments of the invention, above-mentioned the first video signal interface of above-mentioned collection converts the second picture signal of rear output to above-mentioned the first test image signal receiving, can comprise: utilize video frequency collection card to gather above-mentioned the first video signal interface and above-mentioned the first test image signal receiving is converted to the second picture signal of rear output.
103, relatively obtain standard picture and the similarity of the corresponding test pattern of above-mentioned the second picture signal that collects.
If the similarity of 104 above-mentioned test patterns and above-mentioned standard picture is less than setting threshold (setting threshold for example can be 30%, 40%, 50%, 60%, 70%, 80%, 90% maybe can meet other of testing requirement), the testing result that can determine above-mentioned the first video signal interface is that above-mentioned the first video signal interface work is undesired.
In addition, if compare the similarity of above-mentioned test pattern and above-mentioned standard picture, be more than or equal to setting threshold, the testing result that can determine above-mentioned the first video signal interface is that above-mentioned the first video signal interface is working properly.Certainly, if compare the similarity of above-mentioned test pattern and above-mentioned standard picture, be more than or equal to setting threshold, also can be after further detecting by alternate manner, then determine that according to the result further detecting the testing result of above-mentioned the first video signal interface is whether above-mentioned the first video signal interface work is normal.
In some embodiments of the invention, said method also can comprise: according to the testing result of above-mentioned the first video signal interface, generate for identifying above-mentioned the first video signal interface test log record whether working properly.
In some embodiments of the invention, the similarity of the above-mentioned corresponding test pattern of above-mentioned the second picture signal that relatively obtains standard picture and collect can comprise: the similarity that relatively obtains the corresponding test pattern of above-mentioned the second picture signal collecting and the standard picture prestoring.
In other embodiment of the present invention, said method also can comprise: the second video signal interface in the second picture splicing display unit of normal work sends the first test image signal; Gather above-mentioned the second video signal interface and above-mentioned the first test image signal receiving is converted to the 3rd picture signal of rear output; Wherein, above-mentioned standard picture is image corresponding to above-mentioned the 3rd picture signal collecting.Be appreciated that, because the second video signal interface can normally be worked, therefore identical test image signal is sent to the second video signal interface and the first video signal interface, if the first video signal interface also can normally be worked, so, the second video signal interface and the first video signal interface convert the picture signal of rear output similarity to same test picture signal should be greater than setting threshold, if the first video signal interface cisco unity malfunction, so, the second video signal interface and the first video signal interface convert the picture signal of rear output similarity to same test picture signal is less than setting threshold conventionally.
Can find out, in the present embodiment, to the first video signal interface in the first picture splicing display unit to be detected, send the first test image signal, gather above-mentioned the first video signal interface and above-mentioned the first test image signal receiving is converted to the second picture signal of rear output; Similarity by standard of comparison image with the corresponding test pattern of above-mentioned the second picture signal collecting, determine that whether above-mentioned the first video signal interface work is normal, this mode is both without manually participating in the overall process, and by the whole signalling channel of the detection video signal interface that relatively mode of output image also can be relatively complete, and a plurality of video signal interfaces of the detection that this mode can also be run simultaneously, visible, such scheme is conducive to improve detection efficiency and the detection accuracy that is applied to the video signal interface in picture splicing display unit.
For ease of better understanding and implement the such scheme of the embodiment of the present invention, application scenes is introduced for example below.
Referring to Fig. 2, Fig. 2 shows the system that a kind of detection is applied to the video signal interface in picture splicing display unit, and system mainly comprises:
Wherein, flying-spot video generator 202 can integrated with industrial computer 201 (for example flying-spot video generator 202 can be arranged on the PCI(Personal Computer Interface of industrial computer 201, peripheral hardware interconnect standard) slot in.Certainly, under application scenes, flying-spot video generator 202 also can be independent of industrial computer 201.Flying-spot video generator for example can adopt MSPG-3233 to produce various test image signals, and can to each video signal interface 2041, send test image signal by vision signal distributor disk.
Wherein, data acquisition card 203 can be integrated with industrial computer 201 (for example data acquisition card 203 can be arranged in the PCI slot of industrial computer 201.Certainly, under application scenes, depending on data acquisition card 203, also can be independent of industrial computer 201.
Wherein, industrial computer 201 can be to flying-spot video generator 202 sending controling instructions, to control flying-spot video generator 202, to video signal interface 2041 to be detected in a plurality of picture splicing display units 204, send test image signals.
Wherein, the input port of data acquisition card 203 is connected with the output of a plurality of video signal interfaces 2041.Data acquisition card 203 gathers the picture signal that 2041 pairs of test image signals that receive of a plurality of video signal interfaces convert rear output.Data acquisition card 203 by the image signal transmission collecting to industrial computer 201.
Further, industrial computer 201 also can be connected with video signal interface 2041 by switch or router etc., and then can carry out chain of command with video signal interface 2041 and communicate by letter, such as industrial computer 201, can read hardware and software version information, manufacturing information of video signal interface 2041 etc.
Further, industrial computer 201 can provide human-computer interaction interface, and the human-computer interaction interface that user can provide by industrial computer 201 carries out parameter setting (as similarity threshold etc. is set) and process monitoring etc.Industrial computer 201 can move the automatic detection that autotest program carries out video signal interface, and whole interface testing process can be without manual intervention.Can find out, utilize industrial computer 201 can realize complete intelligentized automatic detection, arrange after initial examination and measurement parameter without manual intervention, tester and number be required to be down to minimum, also not need tester to be familiar with very much system.Meanwhile, industrial computer 201 adopts graphic correlation algorithm, and whole testing process can be completed automatically by system, has reduced test leakage and erroneous judgement that manual operation and artificial judgment exist, and the test result relative standard who provides is accurate.Meanwhile, adopt complete intelligent automatic test design concept, can greatly improve test speed, reduce the personnel demand in production test procedure, reduce production costs.Meanwhile, be designed with autoreport systematic function, complete test result inquiry can be provided and show.
Referring to Fig. 3-a, the device that the embodiment of the present invention also provides a kind of detection to be applied to the video signal interface in picture splicing display unit, this device can comprise: transmitting element 310, collecting unit 320 and comparison determining unit 330.
Wherein, transmitting element 310, sends the first test image signal for the first video signal interface of the first picture splicing display unit to be detected.
Collecting unit 320, converts the second picture signal of rear output for gathering above-mentioned the first video signal interface to above-mentioned the first test image signal receiving.
Compare determining unit 330, relatively obtain the similarity of the corresponding test pattern of above-mentioned the second picture signal that standard picture and above-mentioned collecting unit collect, if the similarity of above-mentioned test pattern and above-mentioned standard picture is greater than setting threshold, determine that the testing result of above-mentioned the first video signal interface is that above-mentioned the first video signal interface work is undesired.
In some embodiments of the invention, transmitting element 310 sends the first test image signal specifically for controlling flying-spot video generator to the first video signal interface in the first picture splicing display unit to be detected.
Referring to Fig. 3-b, in some embodiments of the invention, said apparatus also comprises:
Log unit 340, for according to the testing result of above-mentioned the first video signal interface that relatively determining unit 330 is determined, generates and is used for identifying the whether normal test log record of above-mentioned the first video signal interface work.
In some embodiments of the invention, aspect the similarity of the above-mentioned corresponding test pattern of above-mentioned the second picture signal that relatively obtains standard picture and collect, above-mentioned relatively determining unit 330 specifically for, relatively obtain the similarity of the corresponding test pattern of above-mentioned the second picture signal collecting and the standard picture prestoring.
In some embodiments of the invention, collecting unit 320 converts the second picture signal of rear output specifically for utilizing video frequency collection card to gather the first video signal interface to the first test image signal receiving.
In some embodiments of the invention, transmitting element 310 also for, the second video signal interface in the second picture splicing display unit of normal work sends the first test image signal.
Collecting unit 320 also for, gather the second video signal interface and the first test image signal receiving converted to the 3rd picture signal of rear output; Wherein, above-mentioned standard picture is image corresponding to above-mentioned the 3rd picture signal collecting.
The function that is appreciated that each functional module of the present embodiment device can be according to the method specific implementation in said method embodiment, and its specific implementation process can, with reference to the associated description of said method embodiment, repeat no more herein.
Can find out, in the present embodiment, the device that detection is applied to the video signal interface in picture splicing display unit sends the first test image signal by the first video signal interface in the first picture splicing display unit to be detected, gathers above-mentioned the first video signal interface and above-mentioned the first test image signal receiving is converted to the second picture signal of rear output; Similarity by standard of comparison image with the corresponding test pattern of above-mentioned the second picture signal collecting, determine that whether above-mentioned the first video signal interface work is normal, this mode is both without manually participating in the overall process, and by the whole signalling channel of the detection video signal interface that relatively mode of output image also can be relatively complete, and a plurality of video signal interfaces of the detection that can run simultaneously, visible, such scheme is conducive to improve detection efficiency and the detection accuracy that is applied to the video signal interface in picture splicing display unit.
Referring to Fig. 4, the embodiment of the present invention provides also a kind of detection to be applied to the system of the video signal interface in picture splicing display unit, can comprise:
Wherein, above-mentioned industrial computer 410 for, control flying-spot video generator 420 and send the first test image signal to the first video signal interface in the first picture splicing display unit to be detected; Utilize data acquisition card 430 to gather above-mentioned the first video signal interface and above-mentioned the first test image signal receiving is converted to the second picture signal of rear output; The similarity of the corresponding test pattern of above-mentioned the second picture signal that relatively obtains standard picture and collect; If the similarity of above-mentioned test pattern and above-mentioned standard picture is less than setting threshold, determine that the testing result of above-mentioned the first video signal interface is that above-mentioned the first video signal interface work is undesired.
In addition, if industrial computer 410 compares the similarity of above-mentioned test pattern and above-mentioned standard picture, be more than or equal to setting threshold, the testing result that can determine above-mentioned the first video signal interface is that above-mentioned the first video signal interface is working properly.Certainly, if industrial computer 410 compares the similarity of above-mentioned test pattern and above-mentioned standard picture and is more than or equal to setting threshold, also can be after further detecting by alternate manner, then determine that according to the result further detecting the testing result of above-mentioned the first video signal interface is whether above-mentioned the first video signal interface work is normal.
In some embodiments of the invention, industrial computer 410 also can be used for, and according to the testing result of above-mentioned the first video signal interface, generates for identifying above-mentioned the first video signal interface test log record whether working properly.
In some embodiments of the invention, the aspect of the similarity of the above-mentioned corresponding test pattern of above-mentioned the second picture signal that relatively obtains standard picture and collect, industrial computer 410 can be specifically for the similarity of the corresponding test pattern of above-mentioned the second picture signal that relatively obtains collecting and the standard picture prestoring.
In other embodiment of the present invention, industrial computer 410 also can be used for, and the second video signal interface in the second picture splicing display unit of normal work sends the first test image signal; Gather above-mentioned the second video signal interface and above-mentioned the first test image signal receiving is converted to the 3rd picture signal of rear output; Wherein, above-mentioned standard picture is image corresponding to above-mentioned the 3rd picture signal collecting.Be appreciated that, because the second video signal interface can normally be worked, therefore identical test image signal is sent to the second video signal interface and the first video signal interface, if the first video signal interface also can normally be worked, so, the second video signal interface and the first video signal interface convert the picture signal of rear output similarity to same test picture signal should be greater than setting threshold, if the first video signal interface cisco unity malfunction, so, the second video signal interface and the first video signal interface convert the picture signal of rear output similarity to same test picture signal is less than setting threshold conventionally.
Further, industrial computer 410 can provide human-computer interaction interface, and the human-computer interaction interface that user can provide by industrial computer 410 carries out parameter setting (as similarity threshold etc. is set) and process monitoring etc.Industrial computer 410 can move the automatic detection that autotest program carries out video signal interface, and whole interface testing process can be without manual intervention.Can find out, utilize industrial computer 410 can realize complete intelligentized automatic detection, arrange after initial examination and measurement parameter without manual intervention, tester and number be required to be down to minimum, also not need tester to be familiar with very much system.Meanwhile, industrial computer 410 adopts graphic correlation algorithm, and whole testing process can be completed automatically by system, has reduced test leakage and erroneous judgement that manual operation and artificial judgment exist, and the test result relative standard who provides is accurate.Meanwhile, adopt complete intelligent automatic test design concept, can greatly improve test speed, reduce the personnel demand in production test procedure, reduce production costs.Meanwhile, be designed with autoreport systematic function, complete test result inquiry can be provided and show.
Can find out, in the present embodiment, industrial computer 410 sends the first test image signal by the first video signal interface in the first picture splicing display unit to be detected, gathers above-mentioned the first video signal interface and above-mentioned the first test image signal receiving is converted to the second picture signal of rear output; Similarity by standard of comparison image with the corresponding test pattern of above-mentioned the second picture signal collecting, determine that whether above-mentioned the first video signal interface work is normal, this mode is both without manually participating in the overall process, and by the whole signalling channel of the detection video signal interface that relatively mode of output image also can be relatively complete, and a plurality of video signal interfaces of the detection that can run simultaneously, visible, such scheme is conducive to improve detection efficiency and the detection accuracy that is applied to the video signal interface in picture splicing display unit.
Referring to Fig. 5, Fig. 5 is the structural representation of a kind of industrial computer provided by the invention, as shown in Figure 5, the industrial computer 500 of the present embodiment comprises at least one bus 501, at least one processor 502 being connected with bus 501 and at least one memory 503 being connected with bus 501.
Wherein, processor 502 calls the code of storing in memory 503 and to the first video signal interface in the first picture splicing display unit to be detected, sends the first test image signal for controlling flying-spot video generator by bus 501; Utilize data acquisition card to gather above-mentioned the first video signal interface and above-mentioned the first test image signal receiving is converted to the second picture signal of rear output; The similarity of the corresponding test pattern of above-mentioned the second picture signal that relatively obtains standard picture and collect; If the similarity of above-mentioned test pattern and above-mentioned standard picture is less than setting threshold, determine that the testing result of above-mentioned the first video signal interface is that above-mentioned the first video signal interface work is undesired.
In addition, if processor 502 compares the similarity of above-mentioned test pattern and above-mentioned standard picture, be more than or equal to setting threshold, the testing result that can determine above-mentioned the first video signal interface is that above-mentioned the first video signal interface is working properly.Certainly, if processor 502 compares the similarity of above-mentioned test pattern and above-mentioned standard picture and is more than or equal to setting threshold, also can be after further detecting by alternate manner, then determine that according to the result further detecting the testing result of above-mentioned the first video signal interface is whether above-mentioned the first video signal interface work is normal.
In some embodiments of the invention, processor 502 also can be used for, and according to the testing result of above-mentioned the first video signal interface, generates for identifying above-mentioned the first video signal interface test log record whether working properly.
In some embodiments of the invention, the aspect of the similarity of the above-mentioned corresponding test pattern of above-mentioned the second picture signal that relatively obtains standard picture and collect, processor 502 can be specifically for the similarity of the corresponding test pattern of above-mentioned the second picture signal that relatively obtains collecting and the standard picture prestoring.
In other embodiment of the present invention, processor 502 also can be used for sending the first test image signal to the second video signal interface in the second picture splicing display unit of normal work; Gather above-mentioned the second video signal interface and above-mentioned the first test image signal receiving is converted to the 3rd picture signal of rear output; Wherein, above-mentioned standard picture is image corresponding to above-mentioned the 3rd picture signal collecting.Be appreciated that, because the second video signal interface can normally be worked, therefore identical test image signal is sent to the second video signal interface and the first video signal interface, if the first video signal interface also can normally be worked, so, the second video signal interface and the first video signal interface convert the picture signal of rear output similarity to same test picture signal should be greater than setting threshold, if the first video signal interface cisco unity malfunction, so, the second video signal interface and the first video signal interface convert the picture signal of rear output similarity to same test picture signal is less than setting threshold conventionally.
Further, industrial computer 500 can provide human-computer interaction interface, and the human-computer interaction interface that user can provide by industrial computer 500 carries out parameter setting (as similarity threshold etc. is set) and process monitoring etc.Industrial computer 500 can move the automatic detection that autotest program carries out video signal interface, and whole interface testing process can be without manual intervention.Can find out, utilize industrial computer 500 can realize complete intelligentized automatic detection, arrange after initial examination and measurement parameter without manual intervention, tester and number be required to be down to minimum, also not need tester to be familiar with very much system.Meanwhile, processor 502 adopts graphic correlation algorithm, and whole testing process can be completed automatically by system, has reduced test leakage and erroneous judgement that manual operation and artificial judgment exist, and the test result relative standard who provides is accurate.Meanwhile, adopt complete intelligent automatic test design concept, can greatly improve test speed, reduce the personnel demand in production test procedure, reduce production costs.Meanwhile, be designed with autoreport systematic function, complete test result inquiry can be provided and show.
The function of each functional module that is appreciated that the industrial computer 500 of the present embodiment can be according to the method specific implementation in said method embodiment, and its specific implementation process can, with reference to the associated description of said method embodiment, repeat no more herein.
Can find out, in the present embodiment, industrial computer 500 sends the first test image signal by the first video signal interface in the first picture splicing display unit to be detected, gathers above-mentioned the first video signal interface and above-mentioned the first test image signal receiving is converted to the second picture signal of rear output; Similarity by standard of comparison image with the corresponding test pattern of above-mentioned the second picture signal collecting, determine that whether above-mentioned the first video signal interface work is normal, this mode is both without manually participating in the overall process, and by the whole signalling channel of the detection video signal interface that relatively mode of output image also can be relatively complete, and a plurality of video signal interfaces of the detection that can run simultaneously, visible, such scheme is conducive to improve detection efficiency and the detection accuracy that is applied to the video signal interface in picture splicing display unit.
Referring to Fig. 6, Fig. 6 has described the structure of a kind of industrial computer 600 that the embodiment of the present invention provides, and this industrial computer 600 comprises: at least one processor 601, CPU for example, at least one network interface 604 or other user interfaces 603, memory 605, at least one communication bus 602.Communication bus 602 is for realizing the connection communication between these assemblies.This industrial computer 600 optionally comprises user interface 603, comprises display, keyboard or pointing device (for example mouse, trace ball (trackball), touch-sensitive plate or touch sensitive display screen).Memory 605 may comprise high-speed RAM memory, certainly yet may also comprise non-unsettled memory (non-volatile memory), for example at least 1 magnetic disc store.Memory 605 optionally can comprise at least one and be positioned at the storage device away from aforementioned processing device 601.
In some embodiments, memory 605 has been stored following element, executable module or data structure, or their subset, or their superset:
In application program module 6052, include but not limited to transmitting element 310, collecting unit 320 and compare determining unit 330 etc.
Corresponding module in application program module 6052 in the specific implementation of each module embodiment shown in Figure 3, is not repeated herein.
In some embodiments of the invention, by calling program or the instruction of memory 605 storages, processor 601 can be used for, and controls flying-spot video generator and sends the first test image signal to the first video signal interface in the first picture splicing display unit to be detected; Utilize data acquisition card to gather above-mentioned the first video signal interface and above-mentioned the first test image signal receiving is converted to the second picture signal of rear output; The similarity of the corresponding test pattern of above-mentioned the second picture signal that relatively obtains standard picture and collect; If the similarity of above-mentioned test pattern and above-mentioned standard picture is less than setting threshold, determine that the testing result of above-mentioned the first video signal interface is that above-mentioned the first video signal interface work is undesired.
In addition, if processor 601 compares the similarity of above-mentioned test pattern and above-mentioned standard picture, be more than or equal to setting threshold, the testing result that can determine above-mentioned the first video signal interface is that above-mentioned the first video signal interface is working properly.Certainly, if processor 601 compares the similarity of above-mentioned test pattern and above-mentioned standard picture and is more than or equal to setting threshold, also can be after further detecting by alternate manner, then determine that according to the result further detecting the testing result of above-mentioned the first video signal interface is whether above-mentioned the first video signal interface work is normal.
In some embodiments of the invention, processor 601 also can be used for, and according to the testing result of above-mentioned the first video signal interface, generates for identifying above-mentioned the first video signal interface test log record whether working properly.
In some embodiments of the invention, the aspect of the similarity of the above-mentioned corresponding test pattern of above-mentioned the second picture signal that relatively obtains standard picture and collect, processor 601 can be specifically for the similarity of the corresponding test pattern of above-mentioned the second picture signal that relatively obtains collecting and the standard picture prestoring.
In other embodiment of the present invention, processor 601 also can be used for sending the first test image signal to the second video signal interface in the second picture splicing display unit of normal work; Gather above-mentioned the second video signal interface and above-mentioned the first test image signal receiving is converted to the 3rd picture signal of rear output; Wherein, above-mentioned standard picture is image corresponding to above-mentioned the 3rd picture signal collecting.Be appreciated that, because the second video signal interface can normally be worked, therefore identical test image signal is sent to the second video signal interface and the first video signal interface, if the first video signal interface also can normally be worked, so, the second video signal interface and the first video signal interface convert the picture signal of rear output similarity to same test picture signal should be greater than setting threshold, if the first video signal interface cisco unity malfunction, so, the second video signal interface and the first video signal interface convert the picture signal of rear output similarity to same test picture signal is less than setting threshold conventionally.
Further, industrial computer 600 can provide human-computer interaction interface, and the human-computer interaction interface that user can provide by industrial computer 600 carries out parameter setting (as similarity threshold etc. is set) and process monitoring etc.Industrial computer 600 can move the automatic detection that autotest program carries out video signal interface, and whole interface testing process can be without manual intervention.Can find out, utilize industrial computer 600 can realize complete intelligentized automatic detection, arrange after initial examination and measurement parameter without manual intervention, tester and number be required to be down to minimum, also not need tester to be familiar with very much system.Meanwhile, processor 601 adopts graphic correlation algorithm, and whole testing process can be completed automatically by system, has reduced test leakage and erroneous judgement that manual operation and artificial judgment exist, and the test result relative standard who provides is accurate.Meanwhile, adopt complete intelligent automatic test design concept, can greatly improve test speed, reduce the personnel demand in production test procedure, reduce production costs.Meanwhile, be designed with autoreport systematic function, complete test result inquiry can be provided and show.
The function of each functional module that is appreciated that the industrial computer 600 of the present embodiment can be according to the method specific implementation in said method embodiment, and its specific implementation process can, with reference to the associated description of said method embodiment, repeat no more herein.
Can find out, in the present embodiment, industrial computer 600 sends the first test image signal by the first video signal interface in the first picture splicing display unit to be detected, gathers above-mentioned the first video signal interface and above-mentioned the first test image signal receiving is converted to the second picture signal of rear output; Similarity by standard of comparison image with the corresponding test pattern of above-mentioned the second picture signal collecting, determine that whether above-mentioned the first video signal interface work is normal, this mode is both without manually participating in the overall process, and by the whole signalling channel of the detection video signal interface that relatively mode of output image also can be relatively complete, and a plurality of video signal interfaces of the detection that can run simultaneously, visible, such scheme is conducive to improve detection efficiency and the detection accuracy that is applied to the video signal interface in picture splicing display unit.
The embodiment of the present invention also provides a kind of computer-readable storage medium, wherein, this computer-readable storage medium can have program stored therein, and this program comprises that the detection of recording in said method embodiment is applied to the part or all of step of the method for the video signal interface in picture splicing display unit while carrying out.
It should be noted that, for aforesaid each embodiment of the method, for simple description, therefore it is all expressed as to a series of combination of actions, but those skilled in the art should know, the present invention is not subject to the restriction of described sequence of movement, because according to the present invention, some step can adopt other orders or carry out simultaneously.Secondly, those skilled in the art also should know, the embodiment described in specification all belongs to preferred embodiment, and related action and module might not be that the present invention is necessary.
In the above-described embodiments, the description of each embodiment is all emphasized particularly on different fields, in certain embodiment, there is no the part of detailed description, can be referring to the associated description of other embodiment.
In the several embodiment that provide in the application, should be understood that disclosed device can be realized by another way.For example, device embodiment described above is only schematic, the for example division of described unit, be only that a kind of logic function is divided, during actual realization, can there is other dividing mode, for example a plurality of unit or assembly can in conjunction with or can be integrated into another system, or some features can ignore, or do not carry out.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, indirect coupling or the communication connection of device or unit can be electrical or other form.
The described unit as separating component explanation can or can not be also physically to separate, and the parts that show as unit can be or can not be also physical locations, can be positioned at a place, or also can be distributed in a plurality of network element.Can select according to the actual needs some or all of unit wherein 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, can be also that the independent physics of unit exists, and also can be integrated in a unit two or more unit.Above-mentioned integrated unit both can adopt the form of hardware to realize, and also can adopt the form of SFU software functional unit to realize.
If the form of SFU software functional unit of usining described integrated unit realizes and during as production marketing independently or use, can be stored in a computer read/write memory medium.Understanding based on such, the all or part of of the part that technical scheme of the present invention contributes to prior art in essence in other words or this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprises that some instructions are with so that a computer equipment (can be personal computer, server or the network equipment etc.) is carried out all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium comprises: various media that can be program code stored such as USB flash disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), portable hard drive, magnetic disc or CDs.
The above, above embodiment only, in order to technical scheme of the present invention to be described, is not intended to limit; Although the present invention is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these modifications 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. detection is applied to a method for the video signal interface in picture splicing display unit, it is characterized in that, described method comprises:
The first video signal interface in the first picture splicing display unit to be detected sends the first test image signal;
Gather described the first video signal interface and described the first test image signal receiving is converted to the second picture signal of rear output;
The similarity of the corresponding test pattern of described the second picture signal that relatively obtains standard picture and collect;
If the similarity of described test pattern and described standard picture is less than setting threshold, determine that the testing result of described the first video signal interface is that described the first video signal interface work is undesired.
2. method according to claim 1, is characterized in that, described method also comprises: according to the testing result of described the first video signal interface, generate for identifying described the first video signal interface test log record whether working properly.
3. method according to claim 1, it is characterized in that, the similarity of the described corresponding test pattern of described the second picture signal that relatively obtains standard picture and collect, comprising: the similarity that relatively obtains the corresponding test pattern of described the second picture signal collecting and the standard picture prestoring.
4. method according to claim 1, is characterized in that,
Described method also comprises:
The second video signal interface in the second picture splicing display unit of normal work sends the first test image signal; Gather described the second video signal interface and described the first test image signal receiving is converted to the 3rd picture signal of rear output; Wherein, described standard picture is image corresponding to described the 3rd picture signal collecting.
5. according to the method described in claim 1 to 4 any one, it is characterized in that,
Described the first video signal interface of described collection converts the second picture signal of rear output to described the first test image signal receiving, comprising: utilize video frequency collection card to gather described the first video signal interface and described the first test image signal receiving is converted to the second picture signal of rear output.
6. detection is applied to a device for the video signal interface in picture splicing display unit, it is characterized in that, described device comprises:
Transmitting element, sends the first test image signal for the first video signal interface of the first picture splicing display unit to be detected;
Collecting unit, converts the second picture signal of rear output for gathering described the first video signal interface to described the first test image signal receiving;
Compare determining unit, relatively obtain the similarity of the corresponding test pattern of described the second picture signal that standard picture and described collecting unit collect, if the similarity of described test pattern and described standard picture is greater than setting threshold, determine that the testing result of described the first video signal interface is that described the first video signal interface work is undesired.
7. device according to claim 6, is characterized in that,
Described device also comprises:
Log unit, for according to the testing result of described relatively described the first video signal interface that determining unit is determined, generates and is used for identifying the whether normal test log record of described the first video signal interface work.
8. according to the device described in claim 6 or 7, it is characterized in that,
Aspect the similarity of the described corresponding test pattern of described the second picture signal that relatively obtains standard picture and collect, described relatively determining unit specifically for, relatively obtain the similarity of the corresponding test pattern of described the second picture signal collecting and the standard picture prestoring.
9. according to the device described in claim 6 or 7, it is characterized in that,
Described transmitting element also for, the second video signal interface in the second picture splicing display unit of normal work sends the first test image signal;
Described collecting unit also for, gather described the second video signal interface and described the first test image signal receiving converted to the 3rd picture signal of rear output; Wherein, described standard picture is image corresponding to described the 3rd picture signal collecting.
10. detection is applied to a system for the video signal interface in picture splicing display unit, it is characterized in that, described system comprises:
Industrial computer, flying-spot video generator and data acquisition card;
Wherein, described industrial computer is used for, and controls described flying-spot video generator and sends the first test image signal to the first video signal interface in the first picture splicing display unit to be detected; Utilize described data acquisition card to gather described the first video signal interface and described the first test image signal receiving is converted to the second picture signal of rear output; The similarity of the corresponding test pattern of described the second picture signal that relatively obtains standard picture and collect; If the similarity of described test pattern and described standard picture is less than setting threshold, determine that the testing result of described the first video signal interface is that described the first video signal interface work is undesired.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310717188.7A CN103686030A (en) | 2013-12-23 | 2013-12-23 | Method and device for detecting video signal interface applied to picture splicing display unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310717188.7A CN103686030A (en) | 2013-12-23 | 2013-12-23 | Method and device for detecting video signal interface applied to picture splicing display unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103686030A true CN103686030A (en) | 2014-03-26 |
Family
ID=50322160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310717188.7A Pending CN103686030A (en) | 2013-12-23 | 2013-12-23 | Method and device for detecting video signal interface applied to picture splicing display unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103686030A (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104661022A (en) * | 2015-03-04 | 2015-05-27 | 广东威创视讯科技股份有限公司 | Multi-signal-channel automatic detection system and method |
| CN104795014A (en) * | 2015-04-17 | 2015-07-22 | 广东威创视讯科技股份有限公司 | Windowing abnormity handling method and windowing abnormity handling system for combination of multiple channels of signals |
| CN105260273A (en) * | 2015-10-13 | 2016-01-20 | 海信集团有限公司 | Testing method and apparatus for intelligent electronic device |
| WO2016082611A1 (en) * | 2014-11-27 | 2016-06-02 | 深圳Tcl新技术有限公司 | Method and system for detecting video interface channel |
| CN105915895A (en) * | 2016-05-12 | 2016-08-31 | 广东威创视讯科技股份有限公司 | Video signal detection method |
| CN106454329A (en) * | 2016-10-26 | 2017-02-22 | 中国电子产品可靠性与环境试验研究所 | Image acquisition detection system and method |
| CN106681868A (en) * | 2015-11-10 | 2017-05-17 | 技嘉科技股份有限公司 | Image data testing method and system |
| CN107592523A (en) * | 2017-08-22 | 2018-01-16 | 康佳集团股份有限公司 | A kind of detection method, storage device and the detection means of TV images uniformity |
| CN107590802A (en) * | 2017-09-11 | 2018-01-16 | 康佳集团股份有限公司 | A kind of television set display consistency detection method, storage medium and detection device |
| CN108345810A (en) * | 2018-02-06 | 2018-07-31 | 合肥美的智能科技有限公司 | The manufacture test method and device and manufacture test system of self-service equipment |
| CN109459873A (en) * | 2018-11-12 | 2019-03-12 | 广州小鹏汽车科技有限公司 | A kind of test method, device, Auto-Test System and storage medium |
| CN111372076A (en) * | 2020-03-04 | 2020-07-03 | 京东方科技集团股份有限公司 | System and method for testing stability of video interface |
| CN112291557A (en) * | 2020-09-17 | 2021-01-29 | 苏州华兴源创科技股份有限公司 | Image signal generator output interface detection device and system |
| CN112700741A (en) * | 2020-12-04 | 2021-04-23 | 北京牡丹视源电子有限责任公司 | Four-link connection sequence judgment system and method based on 8K signal |
| CN114679400A (en) * | 2022-05-30 | 2022-06-28 | 云账户技术(天津)有限公司 | Mailbox compatibility test method and device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1782984A (en) * | 2004-11-30 | 2006-06-07 | 北京中科大洋科技发展股份有限公司 | Multiple picture frame splitting system |
| CN1804996A (en) * | 2005-01-14 | 2006-07-19 | Lg电子株式会社 | Multi-screen system and multi-screen implementation method |
| CN201146581Y (en) * | 2008-01-03 | 2008-11-05 | 青岛海信电器股份有限公司 | Signaling channel detection circuit and television containing the same |
| CN101500175A (en) * | 2008-01-31 | 2009-08-05 | 联想(北京)有限公司 | Test method and apparatus for digital display interface |
| CN101640812A (en) * | 2008-08-01 | 2010-02-03 | 英业达股份有限公司 | Test system for the video interface |
| CN101873511A (en) * | 2010-07-09 | 2010-10-27 | 四川长虹电器股份有限公司 | Test system for panel TV set and method thereof |
| CN102421009A (en) * | 2011-12-07 | 2012-04-18 | 中国航空无线电电子研究所 | Automatic test method of video signal |
| CN102855189A (en) * | 2012-08-09 | 2013-01-02 | 中标软件有限公司 | Office software compatibility testing method and device thereof |
-
2013
- 2013-12-23 CN CN201310717188.7A patent/CN103686030A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1782984A (en) * | 2004-11-30 | 2006-06-07 | 北京中科大洋科技发展股份有限公司 | Multiple picture frame splitting system |
| CN1804996A (en) * | 2005-01-14 | 2006-07-19 | Lg电子株式会社 | Multi-screen system and multi-screen implementation method |
| CN201146581Y (en) * | 2008-01-03 | 2008-11-05 | 青岛海信电器股份有限公司 | Signaling channel detection circuit and television containing the same |
| CN101500175A (en) * | 2008-01-31 | 2009-08-05 | 联想(北京)有限公司 | Test method and apparatus for digital display interface |
| CN101640812A (en) * | 2008-08-01 | 2010-02-03 | 英业达股份有限公司 | Test system for the video interface |
| CN101873511A (en) * | 2010-07-09 | 2010-10-27 | 四川长虹电器股份有限公司 | Test system for panel TV set and method thereof |
| CN102421009A (en) * | 2011-12-07 | 2012-04-18 | 中国航空无线电电子研究所 | Automatic test method of video signal |
| CN102855189A (en) * | 2012-08-09 | 2013-01-02 | 中标软件有限公司 | Office software compatibility testing method and device thereof |
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016082611A1 (en) * | 2014-11-27 | 2016-06-02 | 深圳Tcl新技术有限公司 | Method and system for detecting video interface channel |
| CN105704481A (en) * | 2014-11-27 | 2016-06-22 | 深圳Tcl新技术有限公司 | Method and system for video interface channel detection |
| CN105704481B (en) * | 2014-11-27 | 2018-04-10 | 深圳Tcl新技术有限公司 | The method and system of video interface Air conduct measurement |
| CN104661022B (en) * | 2015-03-04 | 2017-03-01 | 广东威创视讯科技股份有限公司 | Multi signal passage automatic checkout system and method |
| CN104661022A (en) * | 2015-03-04 | 2015-05-27 | 广东威创视讯科技股份有限公司 | Multi-signal-channel automatic detection system and method |
| CN104795014A (en) * | 2015-04-17 | 2015-07-22 | 广东威创视讯科技股份有限公司 | Windowing abnormity handling method and windowing abnormity handling system for combination of multiple channels of signals |
| CN105260273B (en) * | 2015-10-13 | 2019-05-21 | 海信集团有限公司 | A kind of test method and device of intelligent electronic device |
| CN105260273A (en) * | 2015-10-13 | 2016-01-20 | 海信集团有限公司 | Testing method and apparatus for intelligent electronic device |
| CN106681868A (en) * | 2015-11-10 | 2017-05-17 | 技嘉科技股份有限公司 | Image data testing method and system |
| CN105915895A (en) * | 2016-05-12 | 2016-08-31 | 广东威创视讯科技股份有限公司 | Video signal detection method |
| CN106454329A (en) * | 2016-10-26 | 2017-02-22 | 中国电子产品可靠性与环境试验研究所 | Image acquisition detection system and method |
| CN107592523A (en) * | 2017-08-22 | 2018-01-16 | 康佳集团股份有限公司 | A kind of detection method, storage device and the detection means of TV images uniformity |
| CN107590802A (en) * | 2017-09-11 | 2018-01-16 | 康佳集团股份有限公司 | A kind of television set display consistency detection method, storage medium and detection device |
| CN108345810A (en) * | 2018-02-06 | 2018-07-31 | 合肥美的智能科技有限公司 | The manufacture test method and device and manufacture test system of self-service equipment |
| CN108345810B (en) * | 2018-02-06 | 2021-09-21 | 合肥美的智能科技有限公司 | Factory test method and device and factory test system for unmanned vending equipment |
| CN109459873A (en) * | 2018-11-12 | 2019-03-12 | 广州小鹏汽车科技有限公司 | A kind of test method, device, Auto-Test System and storage medium |
| CN111372076A (en) * | 2020-03-04 | 2020-07-03 | 京东方科技集团股份有限公司 | System and method for testing stability of video interface |
| WO2021174978A1 (en) * | 2020-03-04 | 2021-09-10 | 京东方科技集团股份有限公司 | Testing system and testing method for video interface stability |
| US11917125B2 (en) | 2020-03-04 | 2024-02-27 | Boe Technology Group Co., Ltd. | Test system and test method for stability of video interface |
| CN112291557A (en) * | 2020-09-17 | 2021-01-29 | 苏州华兴源创科技股份有限公司 | Image signal generator output interface detection device and system |
| CN112700741A (en) * | 2020-12-04 | 2021-04-23 | 北京牡丹视源电子有限责任公司 | Four-link connection sequence judgment system and method based on 8K signal |
| CN114679400A (en) * | 2022-05-30 | 2022-06-28 | 云账户技术(天津)有限公司 | Mailbox compatibility test method and device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103686030A (en) | Method and device for detecting video signal interface applied to picture splicing display unit | |
| CN101778307B (en) | Device for testing functions of set top box | |
| CN101996128A (en) | Hard disk state indicator lamp control system | |
| US9684582B2 (en) | Automatically analyzing operation sequences | |
| CN107784635A (en) | A kind of server panel automatic identifying method and system | |
| CN103631688A (en) | Method and system for testing interface signal | |
| CN103970628A (en) | Automatic detection system and automatic detection method thereof | |
| CN106846298A (en) | The recognition methods of optical fiber winding displacement and device | |
| CN112685299B (en) | Automatic test method, device, electronic equipment and readable storage medium | |
| CN103677754A (en) | Method and system for parallel structure for optimizing application program | |
| CN104090833B (en) | Server and signal resolver thereof | |
| CN102281105A (en) | Method and device for detecting optical fiber state | |
| US11392440B2 (en) | Hard disk status monitoring system and hard disk status monitoring method | |
| CN109586788B (en) | Monitoring system fault diagnosis method and device, computer equipment and storage medium | |
| US20210097016A1 (en) | Hdd detection system | |
| CN101751318A (en) | Hard disk system status monitoring method | |
| CN103995765A (en) | LED control card testing system and method | |
| CN116319475A (en) | Signal analysis method, device, equipment and storage medium | |
| CN114264904A (en) | Full liquid crystal instrument testing method and system based on simulation and machine vision | |
| US11320809B2 (en) | Factory management system and control system | |
| CN110632420B (en) | RTC (real time clock) module testing method and device and multi-module automatic testing method and device for Android equipment production | |
| CN112596983A (en) | Monitoring method for connector in server | |
| CN105915895A (en) | Video signal detection method | |
| CN107015835B (en) | Configuration method of gate infrared detection light curtain | |
| CN210181587U (en) | Data storage unit detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140326 |