CN103018162A - System and method for processing video data for testing - Google Patents
System and method for processing video data for testing Download PDFInfo
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- CN103018162A CN103018162A CN2011102907382A CN201110290738A CN103018162A CN 103018162 A CN103018162 A CN 103018162A CN 2011102907382 A CN2011102907382 A CN 2011102907382A CN 201110290738 A CN201110290738 A CN 201110290738A CN 103018162 A CN103018162 A CN 103018162A
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Abstract
The invention discloses a system and a method for processing video data for testing. The system comprises a servo unit which is used for receiving a plurality of testing requests from a plurality of calculating units, and allocating the plurality of testing requests to the plurality of calculating units according to the states of the plurality of calculating units. By rearranging devices in a conventional system, the problems that the conventional system is hard to be updated, cannot rapidly increase the calculation capability and cannot flexibly use a calculation resource are solved by using simple and cheap methods and system planning under the condition that the conventional system does not need to be greatly changed.
Description
Technical field
The present invention relates to a kind of processing for the system of the image data of test and with corresponding method of testing, and be particularly related to a kind of test macro and method in order to determinand is classified.
Background technology
Existing electronic component appearance test macro is when carrying out the outward appearance test to electronic component, it often utilizes the monorail operation, utilizes an image sensor, cooperates an arithmetic unit to carry out obtaining, analyzing so that the outward appearance of electronic component to be measured is judged and further it is classified of image.
In addition, want number and the difficulty of test event by it, the Cycle Length of single image test can be by extremely tens of seconds of several seconds.Accordingly, wish increases the detection speed of test macro, then only has the image sensor of increasing and arithmetic unit one way.Yet, as want in system to increase new equipment or when relatively old device upgraded, this system need at first decommission and to its firmware or driver upgrades and synchronously.It upgrades synchronous flow process and upgrades by its wish or increase the quantity of board and the difference of specification, and is short then tens of hours, long then a couple of days.Accordingly, the cost that each board upgrades is very high, also directly has influence on its efficient of application of system simultaneously.According to above reason, existing test macro also can't expand its test performance fast and effectively.
Accordingly, how to develop and a kind ofly overcome existing test macro and upgrade difficulty, can't increase fast that arithmetic capability and computing host must be positioned near the tester table so that shortcoming that can't its resource of flexible Application, thought again and target and direction for breaking through for relevant industry in fact.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of processing for the system of the image data of test and corresponding method of testing.More particularly, the object of the present invention is to provide test macro and method in order to determinand is classified.
The invention provides the test macro that a kind of processing is used for the image data of test, it includes a plurality of image sensor, a plurality of arithmetic element and a servo unit is arranged.Each image sensor in order to sensing one determinand to produce an image data.Each arithmetic element obtains this image data to produce a plurality of testing requirements by corresponding image sensor, and described a plurality of arithmetic elements can be carried out computing to produce corresponding test result to described a plurality of testing requirements.Servo unit is connected with described a plurality of arithmetic elements and in order to receiving described a plurality of testing requirement from described a plurality of arithmetic elements, and according to the state of described a plurality of arithmetic elements described a plurality of testing requirements is distributed to described a plurality of arithmetic element.
When practical application, test macro of the present invention includes a plurality of image sensor, wherein, in a plurality of image sensor one of them is the first image sensor, it is in order to sensing the first determinand and produce the first image data, and wherein one of them in a plurality of arithmetic elements is the first arithmetic element.The first arithmetic element is obtained the first image data and is produced a plurality of the first testing requirements according to the first image data from the first image sensor.Moreover servo unit is in order to receiving each the first testing requirement from the first arithmetic element, and according to the state of each arithmetic element so that each first testing requirement is distributed to each arithmetic element.
In addition, each image sensor in the test macro of the present invention, wherein one of them of each image sensor is the second image sensor, it is in order to sensing the second determinand and produce the second image data.Wherein each arithmetic element one of them be the second arithmetic element, this second arithmetic element is obtained the second image data and is produced a plurality of the second testing requirements according to the second image data from the first image sensor; Servo unit is then in order to receiving the second testing requirement from the second arithmetic element, and according to the state of each arithmetic element each second testing requirement distributed to each arithmetic element.
In addition, one of them being arranged in each arithmetic element of the present invention is the 3rd arithmetic element.The 3rd arithmetic element is used for carrying out computing according to minute each first testing requirement of pairing and each second testing requirement of servo unit.
In addition, when practical application, test macro of the present invention also includes a performance element.Performance element and described a plurality of arithmetic elements and this servo unit connect and in order to according to described a plurality of test results corresponding determinand is classified.
Should be noted, dynamic link library (DynamicLinking Library, the DLL) technology that servo unit is used multithreading (Multi-Thread) is connected with described a plurality of arithmetic elements.
In addition, the present invention has also disclosed the method that a kind of processing is used for the image data of test, and it has comprised step S1 to step S5.Step S1 provides, prepares a plurality of arithmetic elements.Comprised one first arithmetic element in above-mentioned a plurality of arithmetic elements, the first arithmetic element by one first image sensor to one first determinand sensing to obtain one first image data.Step S2 is that the first arithmetic element produces a plurality of the first testing requirements and each first testing requirement is transferred to a servo unit according to the first image data.Step S3 is that servo unit is distributed to each arithmetic element according to the state of each arithmetic element with each first testing requirement.Step S4 is that each arithmetic element is carried out computing to produce one first test result to each first testing requirement.Step S5 is that the first arithmetic element receives the first test result, and the first test result is transferred to a performance element.
In addition, be synchronized with above-mentioned S1 to S5, method of testing of the present invention gets and further includes following each condition and step.Arithmetic element wherein comprise one second arithmetic element by one second image sensor to one second determinand sensing to obtain one second image data.
The second arithmetic element produces a plurality of the second testing requirements according to the second image data, and each second testing requirement is transferred to servo unit.Servo unit is distributed to each arithmetic element according to the state of each arithmetic element with each second testing requirement; Each arithmetic element is carried out computing producing the second test result and the second arithmetic element receives the second test result to each second testing requirement, and the second test result is transferred to performance element.
In addition, include one the 3rd arithmetic element among each arithmetic element, be used for carrying out computing according to minute each first testing requirement of pairing and each second testing requirement of servo unit.In addition, each arithmetic element also must transfer to servo unit with the first test result; And by servo unit the first test result is transferred to the first arithmetic element.Moreover performance element is classified to the first determinand according to the first test result.
In addition, method of testing of the present invention is not limited with each above-mentioned step, and each above-mentioned step must increase by user's requirement, subtracts or revise to reach the same or similar function with the present invention voluntarily.
In brief, the invention provides system and method that a kind of innovative processing is used for the image data of test, by rearranging and using existing apparatus and means, the present invention is not needing under the front topic that existing system is significantly more become, and solves existing system with the planning of simple and cheap method and system and upgrades difficulty, can't increase fast that arithmetic capability and computing host must be positioned near the tester table so that problem that can't its resource of flexible Application.
Can be by following detailed Description Of The Invention and appended graphic being further understood about the advantages and spirit of the present invention.
Description of drawings
Fig. 1 is the schematic diagram of a specific embodiment of test macro of the present invention.
Fig. 2 is the schematic diagram of another specific embodiment of test macro of the present invention.
Fig. 3 is the flow chart of steps of the method for testing of another specific embodiment of the present invention.
Wherein, description of reference numerals is as follows:
1: test macro
111: the first image sensor
112: the second image sensor
12: arithmetic element
121: the first arithmetic elements
122: the second arithmetic elements
123: the three arithmetic elements
13: servo unit
14: performance element
21: the first determinands
22: the second determinands
S1～S5: steps flow chart
Embodiment
For making clearer being illustrated of the present invention's energy, please refer to the following detailed description of the invention and reach wherein included example, more easily to understand the present invention.
Unless other definition is arranged, otherwise used all technology and the scientific terminology of this instructions, all have be familiar with the present invention under the identical meaning of the common meaning of understanding of operator.In addition, the present described person of this instructions only belongs to one of them of numerous case methods of the present invention, when actual use the of the present invention, can use with the described method of this instructions and install similar or equivalent any method or means for it.Moreover, in this instructions a mentioned number above or below, comprise number itself.
And will be appreciated that, this instructions discloses some method, the flow process of carrying out the function that discloses, be not limited with the order of being put down in writing in the instructions, get rid of except instructions has clearly, otherwise the arrangement end of each step, flow process sequencing seen user's requirement and freely adjusted.Moreover, each interelement ratio that in this instructions each is graphic is through adjusting to keep the succinct of each drawing, so, except instructions offers some clarification on, corresponding size, position and the shape of each element in the drawing are all only for reference, do not breaking away under the invention idea of the present invention, the arrangement end of the features such as the size of each element, position and shape is seen user's requirement and is freely changed.In addition, consider the character of each element of the present invention for mutually similar, therefore each interelement explanation, label are mutually applicable.
The present invention discloses method and the system that a kind of processing is used for the image data of test.Succinct for keeping, the method that the processing in this instructions is used for the image data of test will represent with method of testing one word, and the system that processes the image data that is used for test then will represent with test macro one word.Below will divide other that corresponding method and system of the present invention are illustrated respectively.
See also Fig. 1, Figure 1 shows that the schematic diagram of a specific embodiment of test macro of the present invention.As seen from Figure 1, test macro 1 of the present invention is for detecting the first determinand 21 and classifying, and test macro 1 includes the first image sensor 111, a plurality of arithmetic element 12, servo unit 13 and performance element 14.
Above-mentioned the first determinand 21 general references are any will to be needed its outward appearance or optical characteristics are judged the element that determines that it is good and bad.In this preferred embodiment, the naked Jingjing sheet of the first determinand 21 fingers, one light emitting diode (LED bare die), more particularly, first determinand 21 of the present embodiment is to finish from wafer to cut apart and through expanding the brilliant naked Jingjing sheet of light emitting diode.Moreover the first determinand 21 is not limited with the naked Jingjing sheet of light emitting diode, and it also can be other electronic components such as other semiconductor wafers, the semiconductor module through encapsulating or circuit board.
In this specific embodiment, the first image sensor 111 general reference is used for the device of measuring and export a corresponding image data to the first determinand 21.More particularly, the first image sensor 111 of the present invention is one to include the optical image deriving means of an imaging lens.Wherein, the first image sensor 111 is connected with corresponding arithmetic element 12.Yet the present invention is not limited with single image sensor, and the present invention also further includes a plurality of image sensor, each image sensor in order to sensing one determinand to produce an image data.
In the present embodiment, each arithmetic element 12 is made a general reference respectively device or the program with data-handling capacity, is used for above-mentioned image data is analyzed.More particularly, in this specific embodiment, each arithmetic element 12 obtains image data to produce a plurality of testing requirements by corresponding image sensor, and each arithmetic element 12 is also carried out computing to produce corresponding test result to each testing requirement.Moreover arithmetic element 12 can be, and has the PC of network connecting function but be not limited to one.Moreover by deviser's needs, above-mentioned a plurality of arithmetic elements 12 of mentioning can be image processing cards, central processing unit, data processing wafer exclusive disjunction logical circuit.What is more, arithmetic element of the present invention also is not limited with entity apparatus, and each program that arithmetic element 12 also refers to move in the entity arithmetic unit, operation program or other have the software type handling procedure of data processing function.In the present embodiment, the wherein one of a plurality of arithmetic elements 12 is the first arithmetic element 121, and itself and above-mentioned the first image sensor 111 interconnect, and it is used for receiving the image data that the first image sensor 111 produces and produces according to this a plurality of testing requirements.
The device that servo unit 13 general references of the present invention have data collecting, data allocations function.More particularly, in this specific embodiment, the PC of servo unit 13 fingers one interconnection network.Yet it is not limited with PC, and it also can be a network servicer or other have the electronic installation of corresponding function.Wherein, servo unit 13 is connected with arithmetic element, in order to receiving testing requirement from arithmetic element, and according to the state of arithmetic element each testing requirement is distributed to each arithmetic element.Servo unit 13 can utilize USB (universal serial bus) (Universal Serial Bus, USB) to interconnect with arithmetic element, or interconnects by world-wide web or the Local Area Network of ICP/IP protocol.
Below will the function mode of each element be further detailed.When practical application, the first image sensor 111 of the present invention will be taken the first determinand 21, then its first arithmetic element 121 that corresponds to the first determinand 21 will connect from the first corresponding image sensor 111, and obtains the first image data from it.Then, the first arithmetic element 121 will or be divided into a plurality of the first testing requirements to the transformation of the first image data.Then, the first arithmetic element 121 will send described a plurality of testing requirements to servo unit 13 to allow it distribute.Meanwhile, what each arithmetic element 12 can continue sends its load condition to servo unit 13, and above-mentioned load condition is to correspond to its spendable data-handling capacity still of each arithmetic element.
Then, after servo unit 13 carried out the distribution of the first testing requirement, each arithmetic element of being distributed 12 all can be respectively carries out to corresponding described a plurality of the first testing requirements that the result to its computing integrates to produce first a corresponding test result after the computing.Thereafter, the first test result will be transferred back to the first arithmetic element 121 via servo unit 13, and after the first arithmetic element 121 receives the first test result, it will be judged and transmit a corresponding execution instruction to performance element 14 so that performance element 14 is classified to the first corresponding determinand 21 according to this execution instruction the first test result.It should be noted that each arithmetic element and servo unit 13 have utilized dynamic link library (Dynamic Linking Library, the DLL) technology of multithreading (Multi-Thread) to interconnect, to avoid data corruption.
Yet the not above example of the present invention is limited, and sees also Fig. 2 and Fig. 3, Figure 2 shows that the schematic diagram of another specific embodiment of test macro 1 of the present invention.Figure 3 shows that the flow chart of steps of the method for testing of another embodiment of the present invention.As shown in Figure 2, test macro 1 includes the first image sensor 111, the second image sensor 112 and corresponding the first arithmetic element 121, the second arithmetic element 122.
The function of the second image sensor 112 and the second arithmetic element 122 and corresponding relation object are similar to the first image sensor 111 and the first arithmetic element 121, therefore will again not give unnecessary details in this.Accordingly, the first image sensor 111 and the second image sensor 112 respectively to the first determinand 21 and the second determinand 22 sensings with after obtaining the first image data and the second image data, will produce respectively corresponding a plurality of the first testing requirements and the second testing requirement.Then, each first testing requirement and the second testing requirement will be transferred to respectively servo unit 13.
Thereafter, servo unit 13 according to the load condition of each arithmetic element 12 with each first testing requirement and the second testing requirement distribute to the first arithmetic element 121, the second arithmetic element 122 and the 3rd arithmetic element 123 in each interior arithmetic element 12 with minute other computing, integration and produce the first test result and the second test result.
Thereafter, the first test result and the second test result will send the first arithmetic element 121 and the second arithmetic element 122, the first arithmetic elements 121 and the second arithmetic element 122 respectively to will send performance element 14 to so that performance element 14 is classified to the first corresponding determinand 21 and the second determinand 22 according to corresponding execution instruction carrying out instruction respectively.
It should be noted that in this specific embodiment, each arithmetic element 12 can interconnect by ICP/IP protocol and servo unit 13.In addition, its dynamic link library (Dynamic Linking Library, DLL) technology of also having used multithreading (Multi-Thread) is carried out above-mentioned data transmission.Should be noted, comprise the 3rd arithmetic element 123 and get simultaneously and the connection of a plurality of different test macros in each interior arithmetic element 12, with for subsequent use computing board of while as described a plurality of test macros.By the multi-threading dynamic link library technology, have the hardware of arithmetic capability and can be easily be connected with the test macro of invention and synchronous.Accordingly, in the arithmetic capability deficiency, the user just can directly use the arithmetic capability of this newly-increased computer after can in general PC the related synchronization software of this dynamic link library being installed.Solved the shortcoming that need expend a couple of days when existing tester table hardware device upgrades.
Moreover, system of the present invention is by the application of Internet protocol, need to carry out the manufacturer of test and can be when busy season, arithmetic capability are not enough come the product of itself is tested to the arithmetic capability exclusive disjunction board that is in external subcontractor and rents computer, and need not increase the hardware of itself.Accordingly, the arithmetic capability of native system can increase on no maximum ground within the extremely short time in theory.In the most extreme example, each testing requirement of the present invention all can be sent to network via network totally another bring in and carry out computing.In addition, by the dynamic link library technology of multithreading (Multi-Thread), so that each board all can carry out within the extremely short time synchronously.
Then, below will describe method of testing of the present invention.Please consult Fig. 3, method of testing of the present invention comprises step S1 to step S5 again.Step S1 for by the first image sensor to the first determinand sensing to obtain the first image data.Step S2 for the first image data be sent to the first arithmetic element with by the first arithmetic element to produce a plurality of the first testing requirements according to the first image data.Step S3 is for to transfer to each first testing requirement servo unit and each first testing requirement is distributed to a plurality of arithmetic elements so that each first testing requirement is carried out computing.Step S4 utilizes each arithmetic element each first testing requirement to be carried out computing and converge whole to produce the first corresponding test result.Thereafter, step S5 sends the first test result to first arithmetic element after utilizing servo unit to receive the first test result, by the first arithmetic element the first test result is transferred to performance element so that the first determinand is classified.
Comprise the first arithmetic element, the second arithmetic element and the 3rd arithmetic element in above-mentioned a plurality of arithmetic elements, wherein, each arithmetic element by its corresponding image sensor to its corresponding determinand sensing to obtain a corresponding image data.
Moreover synchronous to step S5 with step S1, method of testing of the present invention further includes following each step, and it is respectively and utilizes the second arithmetic element by second a corresponding image sensor the second determinand to be obtained the second image data.Then, producing a plurality of the second testing requirements according to the second image data, and each second testing requirement is transferred to servo unit by the second arithmetic element.Moreover, utilize servo unit according to the state of each arithmetic element each second testing requirement to be distributed to each arithmetic element.Thereafter, each arithmetic element is carried out computing to each second testing requirement that is assigned with respectively and is converged whole to produce second test result.Then, the second test result will be ported to the second arithmetic element so that it controls that to performance element the second corresponding determinand is classified after will being transferred to performance element.
Except the first arithmetic element and the second arithmetic element, having wherein in the middle of above-mentioned each arithmetic element, one is the 3rd arithmetic element.The 3rd arithmetic element is in order to carry out computing according to minute being equipped with of servo unit to each the first testing requirement and each the second testing requirement.In addition, method of testing of the present invention is not limited with each above-mentioned step, and each above-mentioned step must increase by user's requirement, subtracts, revises or adjust it voluntarily successively to reach the same or similar function with the present invention.
In addition, the limited efficiency of monorail test macro was in the test speed of its arithmetic element in the past, and each image data takes even up to tens of seconds.By image data being divided into a plurality of testing requirements and carrying out synchronous computing by many boards, processing time being reduced the energy huge amount that each image data is required.
In brief, the invention provides system and method that a kind of innovative processing is used for the image data of test, by rearranging and using existing apparatus and means, the present invention is not needing under the front topic that existing system is significantly more become, with the planning of simple and cheap method and system solve existing system upgrade difficulty, can't increase fast arithmetic capability and the essential position of computing host be near the tester table consequently can't its resource of flexible Application problem.
By the above detailed description of preferred embodiments, hope can be known description feature of the present invention and spirit more, and is not to come category of the present invention is limited with above-mentioned disclosed preferred embodiment.On the contrary, its objective is that hope can contain in the category of claim of being arranged in of various changes and tool equality institute of the present invention wish application.Therefore, the category of the claim that the present invention applies for should be done the broadest explanation according to above-mentioned explanation, contains the arrangement of all possible change and tool equality to cause it.
Claims (11)
1. a processing is used for the method for the image data of test, it is characterized in that, the method comprises:
A plurality of arithmetic elements are provided, include one first arithmetic element in described a plurality of arithmetic elements, this first arithmetic element by one first image sensor to one first determinand sensing to obtain one first image data;
This first arithmetic element produces a plurality of the first testing requirements and described a plurality of the first testing requirements is transferred to a servo unit according to this first image data;
This servo unit is distributed to described a plurality of arithmetic element according to the state of described a plurality of arithmetic elements with described a plurality of the first testing requirements;
Described a plurality of arithmetic element is carried out computing to produce one first test result to described a plurality of the first testing requirements; And
This first arithmetic element receives this first test result, and this first test result is transferred to a performance element.
2. the method for claim 1 is characterized in that, also comprises:
Comprise in described a plurality of arithmetic element one second arithmetic element by one second image sensor to one second determinand sensing to obtain one second image data;
This second arithmetic element produces a plurality of the second testing requirements according to this second image data, and described a plurality of the second testing requirements are transferred to this servo unit;
This servo unit is distributed to described a plurality of arithmetic element according to the state of described a plurality of arithmetic elements with described a plurality of the second testing requirements;
Described a plurality of arithmetic element is carried out computing to produce one second test result to described a plurality of the second testing requirements; And
This second arithmetic element receives this second test result, and this second test result is transferred to this performance element.
3. method as claimed in claim 2 is characterized in that, also comprises:
Comprise one the 3rd arithmetic element in described a plurality of arithmetic element, carry out computing according to minute described a plurality of the first testing requirements of pairing and described a plurality of second testing requirement of this servo unit.
4. the method for claim 1 is characterized in that, also comprises:
Described a plurality of arithmetic element transfers to this servo unit with this first test result; And
This servo unit transfers to this first arithmetic element with this first test result.
5. the method for claim 1 is characterized in that, also comprises:
This performance element is classified to this first determinand according to this first test result.
6. a processing is used for the test macro of the image data of test, it is characterized in that, comprises:
A plurality of image sensor, each image sensor in order to sensing one determinand to produce an image data;
A plurality of arithmetic elements, each arithmetic element obtains this image data to produce a plurality of testing requirements by corresponding image sensor, and described a plurality of arithmetic elements can be carried out computing to produce corresponding test result to described a plurality of testing requirements; And
One servo unit is connected with described a plurality of arithmetic elements, in order to receiving described a plurality of testing requirement from described a plurality of arithmetic elements, and according to the state of described a plurality of arithmetic elements described a plurality of testing requirements is distributed to described a plurality of arithmetic element.
7. test macro as claimed in claim 6 is characterized in that, described a plurality of image sensor comprise one first image sensor, and this first image sensor is in order to sensing one first determinand and produce one first image data; Wherein said a plurality of arithmetic element includes one first arithmetic element, and this first arithmetic element is obtained this first image data and produced a plurality of the first testing requirements according to this first image data from this first image sensor; Wherein this servo unit receives described a plurality of the first testing requirement in order to this first arithmetic element certainly, and according to the state of described a plurality of arithmetic elements described a plurality of the first testing requirements is distributed to described a plurality of arithmetic element.
8. test macro as claimed in claim 7 is characterized in that, described a plurality of image sensor comprise one second image sensor, and this second image sensor is in order to sensing one second determinand and produce one second image data; Wherein said a plurality of arithmetic element includes one second arithmetic element, and this second arithmetic element is obtained this second image data and produced a plurality of the second testing requirements according to this second image data from this first image sensor; Wherein this servo unit receives described a plurality of the second testing requirement in order to this second arithmetic element certainly, and according to the state of described a plurality of arithmetic elements described a plurality of the second testing requirements is distributed to described a plurality of arithmetic element.
9. test macro as claimed in claim 8, it is characterized in that, described a plurality of arithmetic element comprises one the 3rd arithmetic element, and the 3rd arithmetic element is carried out computing according to minute described a plurality of the first testing requirements of pairing and described a plurality of second testing requirement of this servo unit.
10. test macro as claimed in claim 6 is characterized in that, further comprises a performance element, and this performance element is connected with described a plurality of arithmetic elements and this servo unit, in order to according to described a plurality of test results corresponding determinand is classified.
11. test macro as claimed in claim 6 is characterized in that, the dynamic link library technology that this servo unit is used multithreading is connected with described a plurality of arithmetic elements.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104837006A (en) * | 2014-02-11 | 2015-08-12 | 京元电子股份有限公司 | Semiconductor element testing system and image-processing acceleration method thereof |
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| US20090232349A1 (en) * | 2008-01-08 | 2009-09-17 | Robert Moses | High Volume Earth Observation Image Processing |
| WO2010022185A1 (en) * | 2008-08-19 | 2010-02-25 | Digimarc Corporation | Methods and systems for content processing |
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