CN103837758B - The Multiple detection system and its multiple detection method of image signal - Google Patents
The Multiple detection system and its multiple detection method of image signal Download PDFInfo
- Publication number
- CN103837758B CN103837758B CN201210483467.7A CN201210483467A CN103837758B CN 103837758 B CN103837758 B CN 103837758B CN 201210483467 A CN201210483467 A CN 201210483467A CN 103837758 B CN103837758 B CN 103837758B
- Authority
- CN
- China
- Prior art keywords
- display
- measured
- test
- main frame
- display adapter
- 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.)
- Expired - Fee Related
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 90
- 238000012360 testing method Methods 0.000 claims abstract description 189
- 230000002159 abnormal effect Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 10
- 230000006870 function Effects 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 230000000007 visual effect Effects 0.000 description 6
- 230000006978 adaptation Effects 0.000 description 4
- 230000004075 alteration Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000003384 imaging method Methods 0.000 description 3
- 239000000543 intermediate Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 241000039077 Copula Species 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000010420 art technique Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
- Controls And Circuits For Display Device (AREA)
Abstract
The present invention relates to the Multiple detection system and its multiple detection method of a kind of image signal, for the display adapter to be measured with multiple electric terminals, Multiple detection system includes an electrical slot, one test main frame, one display module and an image acquisition module, each electric terminal of display adapter to be measured is to be electrically connected in the corresponding each port of electrical slot, test main frame sequentially tests each electric terminal of display adapter to be measured by an inspection software, the test pictures of each display interface are presented according to image signal for display module, image acquisition module captures each test pictures of display module respectively, and multiple test information backs are converted to test main frame, test main frame compares each test information and each display information respectively, and correspond to and judge whether each electric terminal of display adapter to be measured and each display interface are normal.
Description
【Technical field】
The present invention is can to detect display adapter simultaneously on a kind of detecting system and its detection method, particularly one kind
The Multiple detection system and its multiple detection method of different images signal.
【Background technology】
With Display Technique and the continuous progress of hardware science and technology, constantly pushed away applied to the display function in computer system old
Go out new, three-dimensional (3D) three-dimensional imaging, the true image simulation of plan, or even the function such as real-time imaging acquisition and combined imaging is not such as
Standard specification that is disconnected to be developed, and receiving as widely consumer, relative to consumer for computer system display function
It is required that constantly lifting, then the display interface that display adapter is supported simultaneously is also no longer only limitted to simple static image and shown,
And must possess dynamic and display interface that three-dimensional (3D) stereopsis is shown, therefore presently commercially available display adapter is most
It is integrated with visual graphic array (Video Graphics Array, VGA) interface, digital visual interface (Digital Visual
Interface, DVI) and the clear degree multimedia interface of high image quality (High Definition Multimedia Interface,
The multiple display interface of different images and audio function such as HDMI).
Described in brought forward, display adapter manufacturer is when manufacturing and producing above-mentioned display adapter, in order to ensure display is adapted to
The quality of device, avoids faulty materials from coming into the market, therefore display adapter manufacturer generally can all be directed to before display adapter dispatches from the factory
The various display interfaces of adapter outward appearance, each connection terminal and display adapter carry out QC and detection, but commonly use at present
Detection mode all detects display adapter one by one in a manual manner, and testing staff sequentially tests display adapter to detect instrument
Each electric connection terminal it is whether normal, then the different terminals that are electrically connected with of display adapter are electrically connected at successively again
In calculation machine, phase, color range and the color saturation of picture are presented with visual examination display adapter difference display interface
Whether degree meets standard.If it find that the electric connection terminal of display adapter is abnormal, or picture is presented in different display interfaces
Phase, color range and the color saturation in face are not inconsistent standardization, then judge this display adapter for faulty materials, it is necessary to be repaired
Or it must not be sold.
However, not only spacious day is time-consuming for these modes for being detected item by item manually, simultaneously because every display is suitable
The project that orchestration must be tested is very more, does not obviously have efficiency manually.In addition, because tester is in test process
All visually to be judged, and then because erroneous judgement causes faulty materials to be not detected among out, or be that normal product are judged as the flaw
The chance of defective product is also quite high, causes production cost and the in the future increase of maintenance cost indirectly, therefore how to lift display adaptation
The efficiency of device testing process, and have detection accuracy concurrently simultaneously, and then reduce production and in the future maintenance cost, it has also become manufactory
The important topic of business.
【The content of the invention】
In view of the above problems, present invention offer is a kind of can detect the multiple of display adapter different images signal simultaneously
Detecting system and its multiple detection method, it is unevident so as to solve to commonly use the efficiency of detection display adapter manually, and by mistake
Sentence the problem of rate is higher.
The present invention provides a kind of Multiple detection system of image signal, and for a display adapter to be measured, display to be measured is suitable
Orchestration has the multiple electric terminals for supporting different display interfaces, and this Multiple detection system includes an electrical slot, a test
Main frame, a display module and an image acquisition module, wherein electrical slot has multiple ports, display adapter to be measured it is each
Electric terminal is electrically connected in corresponding each port, and test main frame is electrically connected at electrical slot, test main frame storage
There are an inspection software and display adapter to be measured and pass through inspection software in multiple display informations of each display interface, test main frame
Each electric terminal of display adapter to be measured is sequentially tested, and one image signal of corresponding generation, display module are electrically connected at survey
Main frame is tried, display module receives image signal, and corresponding presentation display adapter to be measured is in the test pictures of each display interface, shadow
As acquisition module is then electrically connected at test main frame, image acquisition module captures each test pictures of display module respectively, and turns
Be changed to multiple test information backs compared respectively to test main frame, test main frame and by inspection software each test information with it is each aobvious
Show information, and correspond to and judge whether each electric terminal of display adapter to be measured and each display interface are normal.
Foregoing Multiple detection system, wherein display adapter to be measured also has an identification information, test main frame passes through inspection
The identification information that software reads display adapter to be measured is surveyed, judges the model of display adapter to be measured, and corresponding selection is used to treat
Survey the detection program of display adapter and wait display information.
Foregoing Multiple detection system, wherein test main frame also store at least an electric current tolerance value, test main frame and passed through
The control signal of inspection software transmission one to display adapter to be measured, display adapter to be measured correspondingly adjusts voltage according to control signal
To full load condition, and corresponding passback display adapter to be measured, in a current information of full load condition, test main frame compares electric current letter
Breath and electric current tolerance value, and correspond to and judge whether display adapter to be measured normal.
Foregoing Multiple detection system, wherein inspection software also have a test interface, and test main frame is via test interface
Display module and image acquisition module are set, and display adapter to be measured is presented in display module via test interface in test main frame
Electric terminal or each display interface it is whether normal.
Corresponding foregoing Multiple detection system, the present invention additionally provides a kind of multiple detection method of image signal, including
Following steps：First, a display adapter to be measured is electrically plugged in an electrical slot, makes multiple conductions of display adapter to be measured
Terminal is electrically connected at corresponding multiple ports；Then, display to be measured is sequentially tested with an inspection software of a test main frame to fit
Multiple conducting terminals of orchestration, it is corresponding to produce an image signal, and treated via a display module according to image signal, corresponding presentation
Display adapter is surveyed in the test pictures of each display interface；Then, the survey of display module is captured respectively with an image acquisition module
Picture is tried, and is converted to multiple test information backs to test main frame；Then, sequentially compared by the inspection software of test main frame
Each test information and multiple display informations of test main frame storage, if test information is consistent with display information, judge to be measured aobvious
Show that electric terminal and the display interface of adapter are normal；If test information is not met with display information, display adaptation to be measured is judged
The electric terminal and display interface of device are abnormal.
Foregoing multiple detection method, wherein sequentially comparing each test information and test by the inspection software of test main frame
In the step of display information of main frame storage, test main frame is that the color range of contrastive test information and display information is poor.
Foregoing multiple detection method, display adapter to be measured is electrically being plugged after the step of electrical slot, in addition to
Following steps：Test main frame reads an identification information of display adapter to be measured by inspection software；And test main frame foundation
Identification information judges the model of display adapter to be measured, and corresponding selection is used for detection program and the display of display adapter to be measured
Information.
Foregoing multiple detection method is further comprising the steps of：Test main frame controls signal extremely by inspection software transmission one
Display adapter to be measured；Display adapter to be measured correspondingly adjusts voltage to full load condition according to control signal, and corresponding passback is treated
Display adapter is surveyed in a current information of full load condition；And test main frame comparison current information is corresponding with test main frame storage
One electric current tolerance value of display adapter to be measured, if current information exceedes electric current tolerance value, test main frame correspondingly judges to be measured aobvious
Show that the electric terminal of adapter is abnormal, otherwise judge that the electric terminal of display adapter to be measured is normal.
Foregoing multiple detection method is further comprising the steps of：Test main frame is set via a test interface of test software
The brightness of display module, saturation degree and comparative, and the focal length of image acquisition module, brightness, aperture and image capture time.
Foregoing multiple detection method, wherein test main frame are that display to be measured is presented in display module via test interface to fit
The electric terminal of orchestration or each display interface are normal or abnormal.
The effect of of the invention, is, by the way that display adapter to be measured to be inserted in the electrical of Multiple detection system of the invention
Slot, and make the electric terminal of display adapter to be measured be electrically connected at each port of electrical slot, test main frame can be according to treating
Survey display adapter model sequentially test each electric terminal electrical signals it is whether normal, and presented by display module to be measured
The test pictures of each display interface of display adapter, and test main frame is back to for surveying via image acquisition module pick-up image
Try main frame and carry out the different project testings such as phase, color range and color saturation, human eye vision is substituted by using pick-up lens
Judge, with reference to image output multitask switch, and image analysis software of arranging in pairs or groups, automated for simulating with digital picture
Color range detects, and then quickly judges whether this display adapter to be measured is normal.
By Multiple detection system provided by the invention and its multiple detection method, increase is not only able to for multiple display
The test coverage rate of the display adapter of interface, meanwhile, can also it avoid tester from causing in test process because of fault
There is a situation of erroneous judgement, reduce production cost and maintenance cost in the future, and then greatly improve production capacity and shipment testing standard
Precision.
Feature, implementation and effect for the present invention, schema is hereby coordinated to make most preferred embodiment detailed description as follows.
【Brief description of the drawings】
Fig. 1 is the component block diagram of the Multiple detection system of one embodiment of the invention.
Fig. 2 is the schematic diagram that the present invention carries out display adapter detection with the Multiple detection system of an embodiment.
Fig. 3 is the step flow chart that the present invention carries out display adapter detection with the Multiple detection system of an embodiment.
Primary clustering symbol description：
10 Multiple detection system, 101 electrical slot
The display module of 102 test main frame 103
104 image acquisition module, 20 display adapter to be measured
【Embodiment】
The technical terms of following description is the idiom with reference to the art, if this specification is to part term
It is illustrated or defines, the explanation of part term is defined by the explanation of this specification or definition.In addition, this specification is carried
And Jie's copula term " on ", " under ", " in " etc., be embodied as it is possible under the premise of, connotation, which can include, directly or indirectly to exist
" on ", " under " of something or certain references object, and directly or indirectly " in " something or certain references object, so-called " indirect " be
Refer to still has the presence of intermediate or physical space therebetween；When referring to the terms such as " neighbouring ", " ", possible premise is being embodied as
Under, connotation, which can include, has other intermediates or space between two things or two references object, and in the absence of other intermediates or sky
Between.Furthermore herein below is the technology or original commonly used for this area on Multiple detection system and its multiple detection method
Reason, if not being related to the technical characteristic of the present invention, by it will not go into details.In addition, the shape of the shown component of icon, size, ratio etc.
Only illustrate, be to understand purposes of the present invention for the art tool usually intellectual, rather than the practical range of the present invention is added
With limitation.
In addition, even if any embodiment that following description is addressed provides multiple technical characteristics simultaneously, also unexpectedly
Taste all technical characteristics that must implement simultaneously using present inventor in any embodiment.In other words, as long as not influenceing reality
Possibility is applied, the art tool usually intellectual can carry out selectivity according to present disclosure and regarding demand or design concept
Ground implement a part and not all technical characteristic, so as to increase the present invention implement when elasticity.
The present invention provides a kind of embodiment of the Multiple detection system 10 of image signal, Fig. 1 and Fig. 2 is refer to, for one
Display adapter 20 to be measured, display adapter 20 to be measured has the multiple electric terminals for supporting different display interfaces, described herein
Electric terminal be including but not limited to visual graphic array (Video Graphics Array, VGA), Digital Video Interface
Clear degree multimedia interface (the High Definition of (Digital Visual Interface, DVI) and high image quality
Multimedia Interface, HDMI) etc. different electrical signals ports connect so that the display of different images and audio function is presented
Mouthful.
It is aobvious that the Multiple detection system 10 of one embodiment of the invention includes an electrical slot 101, a test main frame 102, one
Show the image acquisition module 104 of module 103 and one, the test main frame 102 of wherein Multiple detection system 10 is electrically coupled to electricity
Property slot 101, display module 103 and image acquisition module 104 are then electrically connected in test main frame 102.
In Multiple detection system 10, electrical slot 101 is the slot for plugging to be detected for display adapter to be measured,
This electrical slot 101 has multiple ports, and the type and number of port are right according to model or the species of display adapter to be measured
It should adjust, therefore when carrying out display adapter test, each electric terminal of display adapter 20 to be measured is to be electrically connected
In corresponding each port.In addition, different display adapters is detected simultaneously for ease of the Multiple detection system 10 of the present invention, with
And the different detection projects of display adapter are sequentially or concurrently detected, electrical slot 101 of the invention can use multiple display to cut
Parallel operation (KVM) with reach display adapter multitask detection purpose.
Described in brought forward, test main frame 102 stores an inspection software, the electricity of each conducting terminal of different model display adapter
Fluid capacitance bears value and each model display adapter in multiple display informations of each display interface, and wherein inspection software is multiple for this
Detecting system 10 carries out the purposes of display adapter detection, and this inspection software has a test interface, test main frame 102 be via
When display brightness, screen resolution, saturation degree, contrast, tone and the picture of this test interface setting display module 103 switch
Between etc. different image show variable, also can be through the thus focal length of test interface setting of image acquisition module 104, resolution ratio, fast
The door image capture variable such as time or aperture size, that is, test main frame 102 is various via the test interface setting of inspection software
Detection function and program, while test main frame 102 and presented via test interface in display module 103 in subsequent detection flow
Whether display adapter 20 to be measured is normal, so that tester is confirmed.
It is worth noting that, the different conducting terminals that electric current tolerance value described herein is each display adapter are normally being transported
Current range value comparison table under making, is stored in test main frame 102, for display adapter to be measured in the form of database information
The electric current of 20 each conducting terminal compares and the purposes of detection, while display information described herein is each model display adapter
In the normal images picture of each display interface, such as VGA, DVI or HDMI, display adapter is carried out with for test main frame 102
Display interface detection or comparison purposes.
Described in brought forward, in this Multiple detection system 10, test main frame 102 sequentially tests display to be measured by inspection software
Each electric terminal of adapter 20, and one image signal of corresponding generation, display module 103 receive image signal, and corresponding presentation
Display adapter 20 to be measured in the test pictures of each display interface, that is, test main frame 102 by inspection software in display module
103 are presented the different test pictures of each display interface of display adapter 20 to be measured.In addition, image acquisition module 104 then includes
But digital camera, camera or the picture acquisition Software tool being built into inside test main frame 102 are not limited to, this area person can be certainly
Row change and adjustment, if for example, image acquisition module 104 is digital camera, in the detection process of display adapter
The foregoing display module 103 of middle alignment, captures each test pictures of display module 103, and be converted to multiple test information respectively
Test main frame 102 is back to, test information described herein is that the survey of display module 103 is captured via image acquisition module 104
Picture is tried, for the purposes that test main frame 102 is compared and judged with the display information of internal memory, its detailed detection process, is held
Inventor is described in detail in subsequent paragraph.
It is worth noting that, disclosed herein embodiment in, display module 103 and image acquisition module 104
Number be not limited with one group, detection efficiency such as to be lifted, the Multiple detection system 10 of the present embodiment can be provided with more simultaneously
Group display module 103 and image acquisition module 104, to be presented and capture multigroup test information, therefore test main frame simultaneously
The 102 alternative different display interfaces for display adapter 20 to be measured are carried out item by item or synchronous detection.
Fig. 3 is refer to, and please also refer to Fig. 1 and Fig. 2, when tester is carried out with the Multiple detection system 10 of the present invention
During the detection of display adapter, tester electrically plugs a display adapter 20 to be measured in electrical slot 101 first, makes to be measured
Multiple conducting terminals of display adapter 20 are electrically connected at corresponding port (S101), complete it is foregoing electrically plug it is to be measured aobvious
Show adapter 20 after the step of electrical slot 101, test main frame 102 reads display adapter 20 to be measured by inspection software
One identification information (S105), identification information described herein are the information of including but not limited to product serial number or model, for surveying
Examination main frame 102 judges the model of display adapter 20 to be measured according to identification information, and corresponding selection is used for this display adaptation to be measured
The detection program of device 20 and this corresponding normal display information of model display adapter and electric current tolerance Value Data (S110), with
The purposes of the detection comparison of follow-up display adapter difference display interface and electric terminal is carried out for test main frame 102.
Described in brought forward, when performing the detecting step of display interface, sequentially tested and treated with the inspection software of test main frame 102
Multiple conducting terminals of display adapter 20 are surveyed, corresponding to produce image signal (S115), test main frame 102 simultaneously transmits image signal
To display module 103, after display module 103 receives this image signal, display to be measured is correspondingly presented according to this image signal and is adapted to
Device 20 in the test pictures (S120) of each display interface, meanwhile, Multiple detection system 10 is simultaneously right respectively with image acquisition module 104
Accurate foregoing display module 103 simultaneously captures the test pictures that display module 103 is presented, and is converted to multiple test information backs
To test main frame 102 (S125), as in the previous paragraph, to increase detection efficiency, the display module 103 and shadow that the present embodiment is provided
As the number of acquisition module 104 can be according to the corresponding increase of display interface number or adjustment of display adapter 20 to be measured, to reach
The purpose detected simultaneously for different display interfaces, inventor do not repeat herein.
Described in brought forward, after test main frame 102 receives foregoing test information, then by the inspection software of test main frame 102 according to
Sequence compares multiple display informations (S130) that each test information stores with test main frame 102, that is, test main frame 102 will be to be measured aobvious
Show that the test pictures that each display interface of adapter 20 is presented at present are entered with this normal display picture of model display adapter
Row compares, so as to judge whether each display interface of display adapter 20 to be measured is normal, to detect each aobvious of display adapter 20
Exemplified by showing the aberration of interface, this judgment mechanism mainly will test information and display information in a manner of overlapping inspection software
RGB Gray comparisons and analysis are carried out, and then judges whether each display interface of display adapter 20 to be measured is normal.
Meanwhile tester also can detect the region of both handing-over overlappings of the test interface fine setting of software, be changed with corresponding
The sensitivity of test, to increase the accuracy of display interface test, if inspection software judges test, information is consistent with display information
To close, then it represents that the display function of this display interface of display adapter 20 to be measured has no problem or aberration is in critical field, because
This test main frame 102 judges that the display interface of display adapter 20 to be measured is normal (S135), to carry out follow-up testing process；Phase
Instead, if inspection software judges that test information and display information are inconsistent, then it represents that this display of display adapter 20 to be measured
The aberration of interface is above standard scope, then test main frame 102 judges that the display interface of display adapter 20 to be measured is abnormal (S140),
It must be repaired to be detected again or be directly considered as faulty materials and be eliminated.This display interface testing mechanism is mainly with image capture mould
Block 104 substitutes artificial naked eyes to judge, saves and judges the spent time, and reduces the cost allowance caused by erroneous judgement, value
It is noted that in the detecting step of display interface, though using aberration as the display interface of display adapter 20 to be measured normally with
No main detection project, right this area person can also enter in the case where not dragging the spirit of the present invention away from for different detection projects
Row adjustment and change, are not limited thereto.
Described in brought forward, after display adapter 20 to be measured is by foregoing display interface detecting step, Multiple detection system
10 can be detected for electric terminal, because display adapter 20 to be measured has electrically been inserted in electrical insert in abovementioned steps
In groove 101, and multiple conducting terminals of display adapter to be measured 20 have also been electrically connected at corresponding multiple ports, therefore in electricity
Property terminal testing process in, test main frame 102 i.e. directly pass through inspection software transmission one control signal to it is to be measured display adaptation
Device 20 (S145), display adapter 20 to be measured correspondingly adjust particular conductivity terminal, such as the electricity of HDMI joints according to control signal
Full load condition is depressed into, and the corresponding passback particular conductivity terminal of display adapter 20 to be measured is in a current information of full load condition
(S150) after, test main frame 102 receives this current information, compare current information this model corresponding with the storage of test main frame 102 and show
Show the electric current tolerance value (S155) of adapter, if test main frame 102 judges particular conductivity terminal in the current information of full load condition
Not less than electric current tolerance value, then it represents that this conducting terminal of this display adapter 20 to be measured is electrically transmitted in critical field,
Test main frame 102 is corresponding to judge that display adapter 20 to be measured is normal (S160), by the testing process of electric terminal, on the contrary,
If test main frame 102 judges that particular conductivity terminal exceedes electric current tolerance value in the current information of full load condition, then it represents that this is to be measured
This conducting terminal of display adapter 20 electrically go beyond beyond critical field by transmission, and test main frame 102 is corresponding to judge display to be measured
Adapter 20 is abnormal, then can not pass through the detection of electric terminal, it is necessary to carries out follow-up maintenance and is carrying out same test or straight
Connect and be judged as faulty materials.
In the display interface of preceding segment description display adapter or the detecting step of conducting terminal, the detection of test main frame 102
As a result, no matter by whether, display module 103 is all presented in by test interface and presented, is noted down for maintenance personal, or by
Test main frame 102 is embedded in database automatically, is subsequently checked and is repaired with profit, with sharp follow-up adjustment and improves detection stream
Journey.
It is worth noting that, the multiple detection method of the present invention is not limited only to detection and the conducting terminal of above-mentioned display interface
Detection, also may include the flows such as the detection of display adapter external fan, but for ease of inventor in explanation saliency sheet
The technical characteristic of invention, and this area person is fully grasped the BROAD SUMMARY of the present invention, therefore remaining common is directed to
The detection method of display adapter voluntarily can increase or adjust, and inventor does not repeat herein.
The Multiple detection system of the invention described above, can be simultaneously or sequentially for be measured aobvious by each port of electrical slot
Show that the electric terminal of adapter is detected, and can be found out according to the identification information of display adapter to be measured, test main frame
The testing process and display information of this corresponding model display adapter.The flow of the multiple detection method of the present invention is followed simultaneously,
And by substituting artificial inspection and interpretation with image acquisition module, display adapter to be measured is presented into display module and is respectively shown
The test pictures of interface, test main frame is back to so that test main frame carries out phase, color via image acquisition module pick-up image
The test of the disparity items such as rank and color saturation, with reference to image output multitask switch, and image analysis software of arranging in pairs or groups, it is right
Automation color range detection is carried out in simulation and digital picture, and coordinates each electric terminal of detection to be in the electric current of voltage full load condition
It is no to be compared more than tolerance value, and then quickly judge whether this display adapter to be measured is normal, or be to need to be repaired
Resurvey or be directly judged as faulty materials, be not only able to test coverage rate of the increase for the display adapter of multiple display interface,
Can also avoid tester to cause the situation for having erroneous judgement because of fault in test process simultaneously, reduction production cost and
Maintenance cost in the future, and then greatly improve the precision of production capacity and shipment testing standard.
Although embodiments of the invention are disclosed above described, the present invention is so not limited to, it is any to be familiar with related art techniques
Person, without departing from the spirit and scope of the present invention, such as according to the shape described in the present patent application scope, construction, feature and number
Amount, which is worked as, can do a little change, therefore the scope of patent protection of the present invention must regard claim institute circle appended by this specification
The person of determining is defined.
Claims (10)
1. a kind of Multiple detection system of image signal, for a display adapter to be measured, the display adapter to be measured has
Support multiple electric terminals of different display interfaces, it is characterised in that the Multiple detection system includes：
One electrical slot, there are multiple ports, each electric terminal of the display adapter to be measured is to be electrically connected
In corresponding each port；
One test main frame, is electrically connected at the electrical slot, and the test main frame stores an inspection software and described to be measured
Display adapter is sequentially tested in multiple display informations of each display interface, the test main frame by the inspection software
Each electric terminal of the display adapter to be measured, and one image signal of corresponding generation；
One display module, is electrically connected at the test main frame, and the display module receives the image signal, and corresponding presentation
The display adapter to be measured is in the test pictures of each display interface；And
One image acquisition module, is electrically connected at the test main frame, and the image acquisition module captures the display mould respectively
Each test pictures of block, and multiple test information backs are converted to the test main frame；
Wherein, the test main frame compares each test information and each display information respectively by the inspection software,
The test pictures that each display interface of display adapter to be measured is presented in the test main frame and the display adapter to be measured
Normal display picture be compared, and the corresponding each electric terminal for judging the display adapter to be measured and respectively showing connects
Whether mouth is normal.
2. Multiple detection system as claimed in claim 1, it is characterised in that wherein described display adapter to be measured also has one
Identification information, the test main frame are read the identification information of the display adapter to be measured by the inspection software, sentenced
Break the model of the display adapter to be measured, and corresponding selection is used for the detection program of the display adapter to be measured and described aobvious
Show information.
3. Multiple detection system as claimed in claim 1, it is characterised in that wherein described test main frame also stores at least one
Electric current tolerance value, the test main frame pass through the control signal of inspection software transmission one to the display adapter to be measured, institute
State display adapter to be measured and correspondingly adjust voltage to full load condition according to the control signal, and correspond to and return the display to be measured
For adapter in a current information of full load condition, the test main frame compares the current information and the electric current tolerance value, and
It is corresponding to judge whether the display adapter to be measured is normal.
4. Multiple detection system as claimed in claim 1, it is characterised in that also there is wherein described inspection software a test to connect
Mouthful, the test main frame sets the display module and the image acquisition module, and the test via the test interface
The electric terminal or each aobvious of the display adapter to be measured is presented via the test interface in the display module for main frame
Show whether interface is normal.
5. a kind of multiple detection method of image signal, it is characterised in that the multiple detection method comprises the following steps：
A display adapter to be measured is electrically plugged in an electrical slot, makes multiple electric terminals of the display adapter to be measured electric
Property be connected to corresponding to multiple ports；
Multiple electric terminals of the display adapter to be measured are sequentially tested with an inspection software of a test main frame, it is corresponding to produce
One image signal, and via a display module according to the image signal, it is corresponding that the display adapter to be measured is presented in each aobvious
Show the test pictures of interface；
Capture the test pictures of the display module respectively with an image acquisition module, and be converted to multiple test information backs extremely
The test main frame；And
Sequentially compare what each test information stored with the test main frame by the inspection software of the test main frame
Multiple display informations, the test main frame treat the test pictures that each display interface of display adapter to be measured is presented with described
The normal display picture for surveying display adapter is compared, if the test information is consistent with display information, is treated described in judgement
The display interface for surveying display adapter is normal；If the test information is not met with the display information, judge described to be measured aobvious
Show that the display interface of adapter is abnormal.
6. multiple detection method as claimed in claim 5, it is characterised in that wherein pass through the detection of the test main frame
Software was sequentially compared in the step of each test information and display information of test main frame storage, the test master
Machine is that the color range of the comparison test information and the display information is poor.
7. multiple detection method as claimed in claim 5, it is characterised in that electrically plug the display adapter to be measured in
It is further comprising the steps of after the step of electrical slot：
The test main frame reads an identification information of the display adapter to be measured by the inspection software；And
The test main frame judges the model of the display adapter to be measured according to the identification information, and corresponding selection is used for institute
State the detection program of display adapter to be measured and the display information.
8. multiple detection method as claimed in claim 5, it is characterised in that the multiple detection method also includes following step
Suddenly：
The test main frame passes through the control signal of inspection software transmission one to the display adapter to be measured；
The display adapter to be measured correspondingly adjusts voltage to full load condition according to the control signal, and is treated described in corresponding passback
Display adapter is surveyed in a current information of full load condition；And
The test main frame compares the one of the current information display adapter to be measured corresponding with test main frame storage
Electric current tolerance value, if the current information exceedes the electric current tolerance value, the test main frame correspondingly judges the display to be measured
The electric terminal of adapter is abnormal, otherwise judges that the electric terminal of the display adapter to be measured is normal.
9. multiple detection method as claimed in claim 5, it is characterised in that the multiple detection method also includes following step
Suddenly：
The test main frame sets the brightness of the display module, saturation degree and right via a test interface of the inspection software
Than property, and the focal length of the image acquisition module, brightness, aperture and image capture time.
10. multiple detection method as claimed in claim 9, it is characterised in that wherein described test main frame is via the survey
Try mouth in the display module present the display adapter to be measured the electric terminal or each display interface to be normal or
It is abnormal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210483467.7A CN103837758B (en) | 2012-11-23 | 2012-11-23 | The Multiple detection system and its multiple detection method of image signal |
| TW101150196A TWI548262B (en) | 2012-11-23 | 2012-12-26 | Mutiple inspecting system for image signal and mutiple inspecting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210483467.7A CN103837758B (en) | 2012-11-23 | 2012-11-23 | The Multiple detection system and its multiple detection method of image signal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103837758A CN103837758A (en) | 2014-06-04 |
| CN103837758B true CN103837758B (en) | 2018-01-30 |
Family
ID=50801462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210483467.7A Expired - Fee Related CN103837758B (en) | 2012-11-23 | 2012-11-23 | The Multiple detection system and its multiple detection method of image signal |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103837758B (en) |
| TW (1) | TWI548262B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104539940A (en) * | 2014-12-26 | 2015-04-22 | 技嘉科技股份有限公司 | Testing fixture and testing method of display signals |
| CN105158609B (en) | 2015-09-11 | 2018-12-28 | 京东方科技集团股份有限公司 | The method of lighting module detecting device, test point lamp module and display panel |
| CN106603323B (en) * | 2015-10-20 | 2019-06-04 | 技嘉科技股份有限公司 | Detect the detection method of jig, network interface transfers rate |
| CN106713904A (en) * | 2016-12-20 | 2017-05-24 | 郑州云海信息技术有限公司 | VGA interface test method, apparatus and system |
| CN109491527B (en) * | 2018-11-15 | 2022-10-21 | 威创集团股份有限公司 | Switching method and system of remote input equipment |
| CN112788327B (en) * | 2019-11-08 | 2024-03-08 | 京元电子股份有限公司 | Image testing system and testing assembly thereof |
| CN113784116B (en) * | 2021-09-10 | 2023-08-15 | 南京巨鲨显示科技有限公司 | System for realizing automatic signal interface test |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI235589B (en) * | 2004-04-01 | 2005-07-01 | Quanta Comp Inc | Test system for portable electronic apparatus and test method thereof |
| TW201017192A (en) * | 2008-10-16 | 2010-05-01 | Pegatron Corp | Display card testing device and testing method thereof |
| TWI408375B (en) * | 2009-06-05 | 2013-09-11 | Giga Byte Tech Co Ltd | Current measuring device and computer system utilizing the same |
-
2012
- 2012-11-23 CN CN201210483467.7A patent/CN103837758B/en not_active Expired - Fee Related
- 2012-12-26 TW TW101150196A patent/TWI548262B/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| TWI548262B (en) | 2016-09-01 |
| TW201421978A (en) | 2014-06-01 |
| CN103837758A (en) | 2014-06-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103837758B (en) | The Multiple detection system and its multiple detection method of image signal | |
| CN103941112B (en) | System and method for detecting multiple image signals | |
| US7843444B2 (en) | Video graphics array interface tester | |
| CN107886920B (en) | Method and system for obtaining correct Mura compensation data | |
| CN103970628B (en) | Automatic detection system and automatic detection method thereof | |
| CN101594551A (en) | Image display testing method | |
| CN104795011A (en) | EDID (extended display identification data)-integrated display frame deviation detecting system and using method | |
| CN104950489B (en) | A kind of liquid crystal display detection method | |
| CN113496661A (en) | LED display control system detection method, device and system | |
| US20070043523A1 (en) | System and method for inspecting pictures of a liquid crystal display | |
| CN202084271U (en) | Driver board detecting system for LCD TV and LCD | |
| CN110033723A (en) | Show input delay detection system and method | |
| CN107690066A (en) | Display device dead pixel detection method and its detection device | |
| CN106681868A (en) | Image data testing method and system | |
| CN202838905U (en) | General test apparatus for LED display module group | |
| KR100765010B1 (en) | Image signal control system of camera module and image signal measuring method of camera module | |
| CN103424644B (en) | Method and device for detecting quality of touch panel by using different voltage stimulation signals | |
| KR101552826B1 (en) | Test system for fail of display pane | |
| CN105405377A (en) | Timing control chip non-image detection system and method thereof | |
| CN112881888A (en) | Testing device and method for VGA interface protection circuit of server display card | |
| CN112213081A (en) | Screen body detection equipment | |
| CN104539940A (en) | Testing fixture and testing method of display signals | |
| CN103941113A (en) | Expansion card detection jig, expansion card detection system and expansion card detection method thereof | |
| CN104486616B (en) | Device for quality detection of TTL (transistor-transistor logic) video signals | |
| TWI565953B (en) | Display signal test fixture and test method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180130 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |