CN102314387A - Method for measuring accuracy of touch screen - Google Patents
Method for measuring accuracy of touch screen Download PDFInfo
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- CN102314387A CN102314387A CN201110288097A CN201110288097A CN102314387A CN 102314387 A CN102314387 A CN 102314387A CN 201110288097 A CN201110288097 A CN 201110288097A CN 201110288097 A CN201110288097 A CN 201110288097A CN 102314387 A CN102314387 A CN 102314387A
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Abstract
The invention discloses a method for measuring the accuracy of a touch screen. The method comprises the following steps of: determining the quantity and positions of test points according to the size and position of a window opening region of a mobile terminal; secondly, clicking the test points of the touch screen to obtain coordinate values of the test points, and computing the difference values between the coordinate values of the test points and predicted coordinate values; and lastly, converting the test result into an image mode. According to the method for measuring the accuracy of the touch screen, the position relation between the practical coordinate values and predicted coordinate values of the touch screen can be seen intuitively, so that the accuracy of the touch screen can be evaluated accurately.
Description
Technical field
The present invention relates to the testing touch screen technical field, particularly a kind of measuring method of touch-screen degree of accuracy.
Background technology
Touch screen technology appears at early 1990s as a kind of new human-computer interaction technology; And increasing being applied in computing machine, portable terminal and the various handheld device; The user only need touch literal or the symbol on the touch-screen gently; Can realize operation of equipment, bring very big convenience to the user.The quality quality of touch-screen has directly determined the performance of equipment.
And in each item performance index of touch-screen, degree of accuracy is particularly important one.At present, the method that does not also have the ripe measurement touch-screen degree of accuracy (especially capacitive touch screen) of a cover.More existing capacitance touch screen testing softwares, but can only see the approximate location of contact point on touch-screen, can't provide accurate measurement result.
In view of this, a kind of new technology that can measure the touch-screen degree of accuracy need be provided.
Summary of the invention
In view of the weak point of above-mentioned prior art, the object of the present invention is to provide a kind of measuring method of touch-screen degree of accuracy, to solve the defect problem that the testing touch screen result can't intuitively find out in the prior art.
In order to achieve the above object, the present invention has taked following technical scheme:
A kind of measuring method of touch-screen degree of accuracy is used to measure the touch-screen degree of accuracy of the portable terminal that has touch-screen, wherein, said method comprising the steps of:
S1, confirm the quantity and the position of test point according to window district size and the position of portable terminal;
S2, click the test point of said touch-screen, obtain the coordinate figure of test point, calculate the coordinate figure and the difference of estimating coordinate figure of said test point;
S3, convert test result to image model.
The measuring method of described touch-screen degree of accuracy, wherein, said image model comprises the coordinate diagram of estimating coordinate figure of test point at touch-screen.
The measuring method of described touch-screen degree of accuracy, wherein, said image model comprises predefined permissible value scope.
The measuring method of described touch-screen degree of accuracy, wherein, said permissible value scope is to be the center of circle to estimate coordinate figure, the size of permissible value is the circle of radius.
The measuring method of described touch-screen degree of accuracy, wherein, said method also comprises the test of the linearity, it further comprises:
S4, choose linearity test point, and touch-screen laterally, vertically and the straight line that all has said linearity test point to constitute on the diagonal;
S5, the said linearity test point of motor, and convert test result to image model.
The measuring method of described touch-screen degree of accuracy, wherein, said portable terminal is a mobile phone.
The measuring method of touch-screen degree of accuracy provided by the invention, wherein, said method is: at first, confirm the quantity and the position of test point according to window district size and the position of portable terminal; Then, click the test point of said touch-screen, obtain the coordinate figure of test point, calculate the coordinate figure and the difference of estimating coordinate figure of said test point; At last, convert test result to image model.Can intuitively see the actual coordinate value and the position relation of estimating coordinate figure of touch-screen through the measuring method of touch-screen degree of accuracy of the present invention, thus the degree of accuracy of accurate assessment touch-screen.
Description of drawings
Fig. 1 is the process flow diagram of the measuring method of touch-screen degree of accuracy of the present invention.
Fig. 2 is the demonstration synoptic diagram of the image model in the measuring method of touch-screen degree of accuracy of the present invention.
Embodiment
The present invention provides a kind of measuring method of touch-screen degree of accuracy.For making the object of the invention, technical scheme and effect clearer, clear and definite, below with reference to accompanying drawing and give an actual example to further explain of the present invention.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
See also Fig. 1, Fig. 1 is the process flow diagram of the measuring method of touch-screen degree of accuracy of the present invention.As shown in the figure, said first electricity saving method specifically may further comprise the steps:
Said method comprising the steps of:
S1, confirm the quantity and the position of test point according to window district size and the position of portable terminal;
S2, click the test point of said touch-screen, obtain the coordinate figure of test point, calculate the coordinate figure and the difference of estimating coordinate figure of said test point;
S3, convert test result to image model.
Introduce each step below respectively in detail:
Step S1 is for confirming the quantity and the position of test point.Wherein, choosing with the principle of five equilibrium of test point carried out, and it is many more that test point is chosen, and its scope is big more, and then the precision measure result of touch-screen is just accurate more, and still, test process will be therefore complicated; Lack and test point is chosen, test result is simple, but the precision measure result of touch-screen will be inaccurate.Therefore, need choose the test point of suitable quantity according to the window size and the position of portable terminal; In addition, consider that the degree of accuracy of touch-screen goes wrong on the border more easily, then can choose more test point: multiple spot on the border; A little less in the centre; So, neither can make test process complicated, also can not influence measurement result.
Step S2 obtains the coordinate figure of test point for clicking the test point of said touch-screen, calculates the coordinate figure and the difference of estimating coordinate figure of said test point.This is the key of test process, and it can realize through corresponding software, and the result is preserved, and S3 prepares for step.
Step S3 is for to convert test result to image model.Its effect can be as shown in Figure 2.It is as shown in the figure,, said image model comprises the coordinate diagram of estimating coordinate figure of test point at touch-screen.Can also comprise predefined permissible value scope.Said permissible value scope be in the drawings with test point to estimate coordinate figure (each point shown in the figure) be the center of circle, the size of permissible value is the circle of radius.So, we just can see clearly whether the degree of accuracy of test point goes beyond the scope from figure.Wherein, the size of permissible value can be set as required.
Further, the measuring method of touch-screen degree of accuracy can also comprise the test of the linearity, and said linearity ground testing procedure comprises:
S4, choose linearity test point, and touch-screen laterally, vertically and the straight line that all has said linearity test point to constitute on the diagonal;
S5, the said linearity test point of motor, and convert test result to image model.
Wherein all the method for testing precision with touch-screen is identical for the display mode of method of testing and image model, for simply, has just repeated no more.
In sum, the measuring method of touch-screen degree of accuracy provided by the invention, wherein, said method is: at first, confirm the quantity and the position of test point according to window district size and the position of portable terminal; Then, click the test point of said touch-screen, obtain the coordinate figure of test point, calculate the coordinate figure and the difference of estimating coordinate figure of said test point; At last, convert test result to image model.Can intuitively see the actual coordinate value and the position relation of estimating coordinate figure of touch-screen through the measuring method of touch-screen degree of accuracy of the present invention, thus the degree of accuracy of accurate assessment touch-screen.
It is understandable that, concerning those of ordinary skills, can be equal to replacement or change according to technical scheme of the present invention and inventive concept thereof, and all these changes or replacement all should belong to the protection domain of the appended claim of the present invention.
Claims (6)
1. the measuring method of a touch-screen degree of accuracy is used to measure the touch-screen degree of accuracy of the portable terminal that has touch-screen, it is characterized in that, said method comprising the steps of:
S1, confirm the quantity and the position of test point according to window district size and the position of portable terminal;
S2, click the test point of said touch-screen, obtain the coordinate figure of test point, calculate the coordinate figure and the difference of estimating coordinate figure of said test point;
S3, convert test result to image model.
2. the measuring method of touch-screen degree of accuracy according to claim 1 is characterized in that, said image model comprises the coordinate diagram of estimating coordinate figure of test point at touch-screen.
3. the measuring method of touch-screen degree of accuracy according to claim 1 is characterized in that, said image model comprises predefined permissible value scope.
4. the measuring method of touch-screen degree of accuracy according to claim 3 is characterized in that, said permissible value scope is to be the center of circle to estimate coordinate figure, and the size of permissible value is the circle of radius.
5. the measuring method of touch-screen degree of accuracy according to claim 1 is characterized in that, said method also comprises the test of the linearity, and it further comprises:
S4, choose linearity test point, and touch-screen laterally, vertically and the straight line that all has said linearity test point to constitute on the diagonal;
S5, the said linearity test point of motor, and convert test result to image model.
6. the measuring method of touch-screen degree of accuracy according to claim 1 is characterized in that, said portable terminal is a mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110288097A CN102314387A (en) | 2011-09-26 | 2011-09-26 | Method for measuring accuracy of touch screen |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110288097A CN102314387A (en) | 2011-09-26 | 2011-09-26 | Method for measuring accuracy of touch screen |
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| CN102314387A true CN102314387A (en) | 2012-01-11 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102779083A (en) * | 2012-07-06 | 2012-11-14 | 青岛海信移动通信技术股份有限公司 | Test method and test device of touch screen |
| CN102879673A (en) * | 2012-09-19 | 2013-01-16 | 广州视睿电子科技有限公司 | Method and device for testing accuracy of touch screen |
| CN103383418A (en) * | 2012-05-03 | 2013-11-06 | 杨志沅 | Click testing method and device thereof |
| CN104238575A (en) * | 2014-09-15 | 2014-12-24 | 昆山精讯电子科技有限公司 | Testing system and method for detecting touch screen |
| CN105759151A (en) * | 2016-04-12 | 2016-07-13 | 青岛歌尔声学科技有限公司 | Touch screen linearity detection method and device |
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| CN1475963A (en) * | 2002-08-13 | 2004-02-18 | 联想(北京)有限公司 | Testing method of contact screen linerarity |
| CN101187685A (en) * | 2007-10-18 | 2008-05-28 | 张福尧 | Touch panel test device and method |
| CN102147688A (en) * | 2010-02-04 | 2011-08-10 | 深圳富泰宏精密工业有限公司 | System and method for improving input accuracy of capacitive touch screen |
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2011
- 2011-09-26 CN CN201110288097A patent/CN102314387A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1475963A (en) * | 2002-08-13 | 2004-02-18 | 联想(北京)有限公司 | Testing method of contact screen linerarity |
| CN101187685A (en) * | 2007-10-18 | 2008-05-28 | 张福尧 | Touch panel test device and method |
| CN102147688A (en) * | 2010-02-04 | 2011-08-10 | 深圳富泰宏精密工业有限公司 | System and method for improving input accuracy of capacitive touch screen |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103383418A (en) * | 2012-05-03 | 2013-11-06 | 杨志沅 | Click testing method and device thereof |
| CN102779083A (en) * | 2012-07-06 | 2012-11-14 | 青岛海信移动通信技术股份有限公司 | Test method and test device of touch screen |
| CN102779083B (en) * | 2012-07-06 | 2015-08-19 | 青岛海信移动通信技术股份有限公司 | Testing touch screen method and proving installation |
| CN105183594A (en) * | 2012-07-06 | 2015-12-23 | 青岛海信移动通信技术股份有限公司 | Touch screen test method and test apparatus |
| CN105183594B (en) * | 2012-07-06 | 2019-07-09 | 青岛海信移动通信技术股份有限公司 | Testing touch screen method and test device |
| CN102879673A (en) * | 2012-09-19 | 2013-01-16 | 广州视睿电子科技有限公司 | Method and device for testing accuracy of touch screen |
| CN102879673B (en) * | 2012-09-19 | 2016-03-02 | 广州视睿电子科技有限公司 | Method and device for testing accuracy of touch screen |
| CN104238575A (en) * | 2014-09-15 | 2014-12-24 | 昆山精讯电子科技有限公司 | Testing system and method for detecting touch screen |
| CN105759151A (en) * | 2016-04-12 | 2016-07-13 | 青岛歌尔声学科技有限公司 | Touch screen linearity detection method and device |
| CN105759151B (en) * | 2016-04-12 | 2018-07-31 | 青岛歌尔声学科技有限公司 | A kind of detection method and device of the touch screen linearity |
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Application publication date: 20120111 |