CN108235005A - Utility function automatic test approach before television set manufacture - Google Patents
Utility function automatic test approach before television set manufacture Download PDFInfo
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- CN108235005A CN108235005A CN201711471942.8A CN201711471942A CN108235005A CN 108235005 A CN108235005 A CN 108235005A CN 201711471942 A CN201711471942 A CN 201711471942A CN 108235005 A CN108235005 A CN 108235005A
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- utility function
- television set
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
- H04N17/04—Diagnosis, testing or measuring for television systems or their details for receivers
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- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
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- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Abstract
Utility function automatic test approach before a kind of television set manufacture, it is characterised in that：Test program is set in host, to generate the multiple tests for the multiple utility functions for corresponding respectively to television set instruction；Setting bridgt circuit is connected between host and television set, for establishing the communication connection on television set on a first interface and host between a second interface；Automatic test approach comprises the steps of：Test program will be instructed corresponding to the test of one of utility function and is transmitted in television set chip by bridgt circuit；Television set chip responds, and generate a return value test instruction of the utility function, and is transmitted return value in host by bridgt circuit；Test program judges whether corresponding utility function runs success according to return value.The present invention overcomes a series of problems, such as such as efficiency existing for manual testing is low, accuracy rate is low, fault rate is high and employment is of high cost so that test is more quick, as a result also more accurate.
Description
Technical field
The present invention relates to a kind of test methods, and in particular to the automatic test side of utility function before a kind of television set manufacture
Method.
Background technology
In television set（TV）In the production link of product, test is highly important one before the manufacture after production completion
Link.Before television product manufacture, every utility function of television set tested, see whether be able to carry out all Xiang Gong
Can, these tested objects include：Show screen color temperature value, television set sequence number (TV Serial Number, TV SN),
Firmware version, copyright authentication code, the protection of high definition digital content（High-Bandwidth Digital Content
Protection, HDCP）, white picture, sound, WIFI, BT（Bluetooth）Deng.
Traditional test mode is manually operated in input signal to television set item by item by tester using remote controler completely,
And above-mentioned function correctness is confirmed in a manner of the vision of tester or the sense of hearing etc..This manual testing's mode is not only time-consuming to take
Power, it is less efficient, also there are accuracy, reliability it is poor and the problems such as human cost can not save.Additionally there are parts
The deficiency that function can not be completed by manual testing（Such as TV SN, copyright authentication code, HDCP, white picture test）.
Therefore, above-mentioned the shortcomings of the prior art how is solved, is become as the subject of the invention to be researched and solved.
Invention content
Utility function automatic test approach before dispatching from the factory the purpose of the present invention is to provide a kind of television set.
In order to achieve the above objectives, the technical solution adopted by the present invention is：
Utility function automatic test approach before a kind of television set manufacture, first,
One test program is set in host, and multiple tests to generate the multiple utility functions for corresponding respectively to television set refer to
It enables；
A bridgt circuit is set to be connected between the host and the television set, for establishing one first on the television set
The communication connection between a second interface on interface and the host, so that the communication standard of the first interface can be adapted to
The communication standard of the second interface；
The automatic test approach comprises the steps of：
The test program will be instructed corresponding to the test of utility function one of them described and be passed by the bridgt circuit
It transports in the chip of the television set；
The chip of the television set responds, and generate a return value, and by described the test instruction of the utility function
Bridgt circuit transmits the return value in the host；And
The test program judges whether the corresponding utility function runs success according to the return value.
Related content in above-mentioned technical proposal is explained as follows：
1. in said program, each option of testing includes at least one utility function, by taking sound is tested as an example, utility function packet
It includes：The opening of sound, the closing of sound and setting volume value etc..
2. in said program, the test program is the prior art that those skilled in the art can skillfully grasp, ability
Field technique personnel can as needed or operating habit carry out test program editor.
3. in said program, the return value can correspond to one of utility function of a certain test option.
4. in said program, the conversion communication standard for acting as conversion distinct interface of the bridgt circuit（Or communication association
View）.
5. in said program, the test program judges the practical work(according to the difference of the return value and a standard value
Whether success can be run.
6. in said program, if judging to run the test for successfully, carrying out automatic next utility function；If judge operation
Failure, then stop testing, after treating troubleshooting, by the manually opened next test of operating personnel.
7. in said program, judge to run successfully or fail, the manually opened next test of operating personnel.
8. in said program, a test option includes multiple utility functions, by the bridgt circuit, the survey
Examination program will be transmitted to corresponding to multiple test instructions of the test option in the chip of the television set, the host
Test program in tested automatically for each utility function and carry out following adjustment：
First, the testing sequence of each utility function；
That is, testing sequence can be adjusted flexibly according to different test requests, certain important utility functions are carried out " preferential to survey
Examination ", then those in contrast insignificant utility functions of re-test.
2nd, it is used for and each corresponding standard value that the return value of each corresponding utility function is compared；
That is, standard value is set or changed according to the different function requirements of the television set of different size, and then described in adjustment
Run successful standard.By taking sound is tested as an example, when the utility function is " volume value ", the corresponding mark can be changed
The limit value and lower numerical limit of volume in value, to relax or reduce the successful standard of operation.
3rd, the utility function tested needs selects.
That is, different function is adjusted flexibly according to possessed by the television set of different size, only to specification TV instantly
Possessed by machine or it is necessary to utility function tested.
It designs whereby, can make test that there is higher flexibility and stronger adaptability, both can meet identical product not
With test selection, it can also meet the different test requests of different product.
9. in said program, when testing the utility function, further relating to a peripheral device, which uses
In the performance results of real response that the acquisition utility function generates on a television set, the performance is separately judged for operating personnel
As a result it is whether qualified.
10. in said program, when carrying out display screen color temp test, the peripheral device is color temperature value measuring instrument.
The colour temperature of screen is shown by the colour temperature measurement apparatus measures, for judging whether colour temperature meets the requirements.
11. in said program, when carrying out white picture test, the peripheral device is visual detection equipment.The white picture
Face refers herein to pure color picture, it is not limited to white picture.By visual detection equipment to the white picture of screen into
Row is taken pictures, and carry out image comparison, whether to judge whether to have on screen the flaws such as noise and the flaw in allowed band
It is interior, and then judge whether screen is qualified.
12. in said program, when carrying out sound test, the peripheral device is DVD, and whether sound is tested by DVD
It can open and close and whether volume value can adjust.
13. in said program, when carrying out WIFI tests, the peripheral device is router, is tested by the router
Whether WIFI can work, and how is signal strength.
14. in said program, when carrying out BT tests, the peripheral device is tablet computer, is surveyed by the tablet computer
Whether examination BT can work, and how is signal strength.
15. it in said program, is protected when carrying out television set sequence number, firmware version, copyright authentication code, high definition digital content
When test, by taking television set sequence number as an example, need whether consistent with standard value by observing return value, that is, quilt in television set
The sequence number being actually written into just can be considered when having to consistent with standard sequence number passes through test.
16. in said program, each test instruction includes gauge head structure respectively（head）And data structure（data）,
The identifier word section corresponding to each utility function is written in the test program in each gauge head structure respectively；And
The chip of the television set recognizes corresponding utility function test according to the identifier word section received, and described
The identifier word section of reception is written in return value.
17. in said program, the operate interface for testing instruction can be defined as Excel tables by the test program, the Excel
Table includes：
The title of each utility function, each tests instruction in itself at the sending time difference (delay) tested between instruction and instruction
（Contain identifier word section）, each utility function standard value；Wherein described time difference can be for example used as unit of the second.Pass through
The setting of Excel tables, to enable test operation more intuitive and flexible.
18. in said program, the Excel shows screen display by the one of host, and the display screen of the host is also used
In the test result for the operation interface and each utility function for showing the test program.
The principle of the present invention and advantage are as follows：
The present invention is mainly by designing an automatic test approach of utility function before television set manufacture, to pass through instead of the prior art
Operating personnel's test mode that each utility function is manually operated item by item to television set.Compared to existing technologies, it is of the invention
Instead of manual testing, overcome that such as efficiency existing for manual testing is low, accuracy rate is low, fault rate is high and employment is of high cost
A series of problems, such as so that test is more quick, as a result also more accurate.
Description of the drawings
Attached drawing 1 is the hardware structure block diagram of the embodiment of the present invention；
Attached drawing 2 is the workflow block diagram of the embodiment of the present invention.
In the figures above：100. host；200. bridgt circuit；300. television set.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and embodiments：
Embodiment：As shown in Figure 1, for utility function Auto-Test System before the television set manufacture of an embodiment according to the present invention.
This test device system includes host 100, bridgt circuit 200 and television set 300 to be measured.Host 100 passes through bridgt circuit
200 connections television set 300 to be measured, connection relation, host 100 can be intended to the corresponding test instruction of utility function of test whereby
It is sent to television set 300.After receiving this test instruction, television set 300 can perform corresponding utility function and corresponding generation one
Return value, and this return value is back to host 100 by bridgt circuit 200.Host 100 can then judge to treat according to this return value
The television set 300 of survey tests whether to pass through this utility function.
It will be explained in detail utility function automatic test approach before television set 300 of the invention dispatches from the factory below.Fig. 1 please be read, it is main
A test program is provided in machine 100, this test program can generate corresponding test according to the utility function to be tested
Instruction.
It should be noted that before certain 300 products of television set carry out utility function test, host 100 must first lead to
The transmission instruction of bridgt circuit 200 is crossed, television set 300 to be measured is arranged on factory test mode.
In factory test mode, television set 300 can carry out various different utility functions according to the instruction received
Test.When performing various different utility function tests, television set 300 to be measured can respond corresponding according to the type of utility function
Return value, and pass through bridgt circuit 200 and return return value to host 100, host 100 is made to judge corresponding reality according to this return value
Whether success is run with function.
In one embodiment, test instruction includes gauge head structure（head）And data structure（data）.Test program can
It will be written in gauge head structure corresponding to the identifier word section of different utility functions, the chip of television set 300 made to recognize what is received
Test instruction corresponds to any utility function.
In addition, the chip of television set 300 can run this utility function and respond a return after recognizing which kind of utility function
Value.
This return value is sent to host 100 by bridgt circuit 200, and then it is real that host 100 is made to judge according to this return value
Whether success is run with function.Specifically, the chip of television set 300 can be corresponding by utility function when responding this return value
In identifier word section write-in return value, it is to correspond to any utility function that host 100 is made, which to recognize this return value,.In addition, it surveys
Program is tried during judging to run success or not, this return value and a standard value can be compared, and according to the difference of comparison
Judge whether operation succeeds.In one embodiment, when above-mentioned difference is less than a default value, that is, judge to run successfully.Another
In embodiment, return value has to be perfectly the same just to be considered as and run successfully with standard value.
For example, in the color temperature value test for carrying out display screen, the difference that can set return value and standard value is default one
In the range of can discriminating test pass through.When test television set 300 firmware version it is whether correct when, return value then must and standard
It is worth and identical just can determine whether to pass through test.
After the test of above-mentioned utility function, the setting of visual demand carry out automatically or need tester manually into
The test of the next utility function of row.In addition, during current utility function test crash, test program can stop testing and sending out
Caution signal, to notify tester and carry out troubleshooting.After troubleshooting, tester can set test program,
To carry out subsequent utility function test.
In one embodiment, above-mentioned utility function test can be the relevant test of the sense of hearing, the test of visual correlation or
The relevant test of television set arrange parameter.The relevant utility function of the sense of hearing can be defined as a hearing test option by test program,
The utility function of visual correlation is defined as a visual test option and the relevant utility function of arrange parameter is defined as one
Parameter testing option.
It for example, can be by enable（enable）Television sound, forbidden energy（disable）Television sound and adjustment television set
A variety of utility functions such as volume are defined as hearing test option；It can be by practicalities such as the color temperature value for showing screen, different sprites
Function is defined as visual test option；By television set chip firmware version, television set sequence number, copyright authentication code and high definition number
Multiple utility functions of the Verifications such as word content protecting are defined as parameter testing option；And by infrared ray, bluetooth and
Multiple utility functions such as WiFi tests are defined as wireless test option.Also, carrying out vision, wireless and hearing test option
When, return value can be set and standard value can be considered in a preset difference value and pass through test.But when in progress parameter testing option
When, return value has to unanimously just can be considered with standard value passes through test.In addition, when carrying out a fc-specific test FC option, survey
Examination program can arrange the sequence of the utility function of this test option.For example, when carrying out hearing test option, test program can be first
The utility function of volume enable is carried out, is then finally the utility function of forbidden energy volume followed by utility function of adjustment volume etc..
When carrying out specific utility function test, can the utility function be acquired on a television set by a peripheral device
The performance results of the real response of generation.When to the utility function for the color temperature value test of display screen, the peripheral device
For color temperature value measuring instrument.The colour temperature of screen is shown by the colour temperature measurement apparatus measures, and carries out judging whether to meet the requirements.
When being tested for white picture the utility function, the peripheral device is visual detection equipment.The white picture is at this
In refer to pure color picture, it is not limited to white picture.It is taken pictures by visual detection equipment to the white picture of screen,
And image comparison is carried out, to judge whether to have on screen the flaws such as noise and the flaw whether in allowed band, and then sentence
Whether disconnected screen is qualified.
When being tested for sound the utility function, the peripheral device is DVD, and testing sound by DVD is
It is no to open and close and volume adjustment.
When being tested for WIFI the utility function, the peripheral device is router, is surveyed by the router
Examination television set could can be online to router and online signal strength by WIFI module, and be judged according to online intensity
WIFI module whether install it is correct and can normal operation.
When being tested for BT the utility function, the peripheral device is tablet computer, passes through the tablet computer
Test television set could can be online to router and online signal strength by BT modules, and be judged according to online intensity
BT modules whether install it is correct and can normal operation.
In addition, bridgt circuit can establish a second interface on a first interface and the host on the television set it
Between communication connection so that the communication standard of the first interface can be adapted to the communication standard of the second interface；That is, the bridge
Connect the conversion communication standard for acting as conversion distinct interface of circuit（Or communications protocol）.Specifically, the bridgt circuit can be
One pcb board, the first interface of the television set is HDMI interface, and the second interface of the host is USB interface；The pcb board
Including two-way input and output interfaces, wherein input and output interfaces are HDMI interface all the way, lead to the HDMI interface of the television set
News connection, another way input and output interfaces are USB interface, communicate and connect with the USB interface of the host.The host is usually
PC or other host computers with same or similar function.The bridgt circuit in addition to for pcb board and other than or
The bridgt circuit with said function of other forms.
In host side, it usually can not transmit to test instructing, therefore not with the HDMI of host by HDMI interface in the present invention
The HDMI interface of interface and television set is attached, but uses the USB interface that can transmit test command instead.In TV set terminal, lead to
Often with there is multiple HDMI interface, but and not all HDMI interface can carry out instruction transmission with the chip of television set.Usually only
There are one HDMI interface to connect television set chip by internal RS232 interface.The HDMI interface of above-mentioned television set refers to
The HDMI interface that can be communicated by RS232 interface and television set chip.
It is noted that the operate interface for testing instruction can be defined as Excel tables by test program, in the Excel tables
Including：
The title of each utility function, each tests instruction in itself at the sending time difference (delay) tested between instruction and instruction
（Contain identifier word section）, each utility function standard value.
The time difference can be for example used as unit of the second.By the setting of Excel tables, to enable test operation more intuitive and
Flexibly.Wherein, the Excel shows screen display by the one of host, and the display screen of the host is additionally operable to show the survey
Try the operation interface of program and the test result of each utility function.
As shown in Fig. 2, for the utility function test method before the television set manufacture of an embodiment according to the present invention, the method
Suitable for the test system of Fig. 1.
In the step s 100, the test program of host sends out communication test instruction with the communication standard that first interface is supported；
In step s 200, the communication standard that this test instruction is supported by first interface is converted to second interface branch by bridgt circuit
The communication standard held.Aforementioned first interface for example may respectively be USB with the communication standard that second interface is supported and communicate with HDMI
Standard；
In step S300, the second interface of television set to be measured receives aforementioned transformed test instruction, waits for TV set core
Whether piece can identify that the test instructs；
In step S300, if television set chip can recognize which kind of utility function test instruction is for and can generate sound
Should, then it enters step in S310, while generate a return value for the utility function and fed back；
In step s 320, aforementioned return value is converted to first interface branch by bridgt circuit by the communication standard that second interface is supported
The communication standard held；
In step S330, the first interface of host receives aforementioned transformed return value, and be somebody's turn to do in test program
The judgement of the corresponding utility function operation success or not of return value；
In step S330, if judging to run successfully, S331 is entered step, test program carries out next utility function automatically
Test, the communication standard supported with first interface are sent out the corresponding test of next utility function and instructed；
In step S330, if judging operation failure, S332 is entered step, test program will stop testing, while test journey
Sequence can send warning signal, to notify tester and carry out troubleshooting；After troubleshooting, tester can set survey
Program is tried, to carry out subsequent utility function test；
In step S300, if television set chip cannot recognize which kind of utility function test instruction is for, it is impossible to generate
Response, then enter step in S340, will not be directed to the utility function and generate return value；
In step S350, host can not receive any return value, judge that the test instructs corresponding reality in test program
It is run and failed with function；
In step S360, test program will stop testing, while test program can send warning signal, to notify tester
And carry out troubleshooting；After troubleshooting, tester can set test program, to carry out subsequent utility function survey
Examination.
The present invention mainly by design television set manufacture before utility function an automatic test approach, to replace the prior art
Pass through operating personnel's test mode that each utility function is manually operated item by item to television set.Compared to existing technologies, originally
Invention instead of manual testing, overcome that such as efficiency existing for manual testing is low, accuracy rate is low, fault rate is high and employment into
A series of problems, such as this is high so that test is more quick, as a result also more accurate.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar can understand present disclosure and implement according to this, and it is not intended to limit the scope of the present invention.It is all according to the present invention
The equivalent change or modification that Spirit Essence is made, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of utility function automatic test approach before television set manufacture, it is characterised in that：
One test program is set in host, and multiple tests to generate the multiple utility functions for corresponding respectively to television set refer to
It enables；
A bridgt circuit is set to be connected between the host and the television set, for establishing one first on the television set
The communication connection between a second interface on interface and the host, so that the communication standard of the first interface can be adapted to
The communication standard of the second interface；
The automatic test approach comprises the steps of：
The test program will be instructed corresponding to the test of utility function one of them described and be passed by the bridgt circuit
It transports in the chip of the television set；
The chip of the television set responds, and generate a return value, and by described the test instruction of the utility function
Bridgt circuit transmits the return value in the host；And
The test program judges whether the corresponding utility function runs success according to the return value.
2. according to the method described in claim 1, it is characterized in that：The test program is according to the return value and a standard value
Difference judge whether the utility function runs success.
3. according to the method described in claim 1, it is characterized in that：If judgement is run successfully, automatic next practicality is carried out
The test of function；If judging operation failure, stop testing, it is manually opened next by operating personnel after treating troubleshooting
Test.
4. according to the method described in claim 1, it is characterized in that：Judgement runs successfully or fails, operating personnel's hand
It is dynamic to open next test.
5. according to the method described in claim 1, it is characterized in that：One test option includes multiple utility functions, leads to
The bridgt circuit is crossed, the test program will be transmitted to the electricity corresponding to multiple test instructions of the test option
Following adjustment are carried out depending on being tested automatically for each utility function in the chip of machine, in the test program of the host：
First, the testing sequence of each utility function；
2nd, it is used for and each corresponding standard value that the return value of each corresponding utility function is compared；
3rd, the utility function tested needs selects.
6. according to the method described in claim 1, it is characterized in that：When testing the utility function, one is further related to
Peripheral device, the peripheral device are used to acquire the performance results for the real response that the utility function generates on a television set, supply
Operating personnel separately judge whether the performance results are qualified.
7. according to the method described in claim 6, it is characterized in that：When carrying out display screen color temp test, the peripheral hardware dress
It is set to color temperature value measuring instrument.
8. according to the method described in claim 6, it is characterized in that：When carrying out the test of white picture, the peripheral device be regarding
Feel detection device.
9. according to the method described in claim 6, it is characterized in that：When carrying out sound test, the peripheral device is DVD.
10. according to the method described in claim 1, it is characterized in that：Each test instruction respectively comprising gauge head structure and
Data structure, write-in is literary corresponding to the identifier of each utility function in each gauge head structure respectively for the test program
Field；And
The chip of the television set recognizes corresponding utility function test according to the identifier word section received, and described
The identifier word section of reception is written in return value.
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| CN201711471942.8A CN108235005A (en) | 2017-12-29 | 2017-12-29 | Utility function automatic test approach before television set manufacture |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711471942.8A CN108235005A (en) | 2017-12-29 | 2017-12-29 | Utility function automatic test approach before television set manufacture |
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Family
ID=62646026
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113253040A (en) * | 2021-07-14 | 2021-08-13 | 广州朗国电子科技股份有限公司 | Test system and test method based on infrared transmission |
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| CN106507104A (en) * | 2016-12-28 | 2017-03-15 | 北京风行在线技术有限公司 | A kind of method of testing of television set |
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| CN102572503A (en) * | 2010-12-30 | 2012-07-11 | 厦门华侨电子股份有限公司 | Automatic test system for functions of television set and method thereof |
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