CN100468130C - Partition positioning test method for liquid crystal display - Google Patents
Partition positioning test method for liquid crystal display Download PDFInfo
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- CN100468130C CN100468130C CNB2005100372236A CN200510037223A CN100468130C CN 100468130 C CN100468130 C CN 100468130C CN B2005100372236 A CNB2005100372236 A CN B2005100372236A CN 200510037223 A CN200510037223 A CN 200510037223A CN 100468130 C CN100468130 C CN 100468130C
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Abstract
The partitioning and positioning test method for LCD comprises: selecting some target testing areas on LCD window evenly, observing areas by the view window of a tester; fixing the probe of tester on the proper testing position for testing.
Description
[technical field]
The present invention relates to a kind of partition positioning test method for liquid crystal display, but refer to a kind of method of coming the assignment test zone especially by the software windows of editor's full screen display.
[technical background]
The test of LCD generally is divided into luminance test, contrast test, luminance uniformity test, white balance test and GTG test, in test, need carry out partition positioning test to the liquid crystal display displays window with luminance test instrument or color analyzer.
The following method of the general employing of display window partition positioning test to LCD:
Step 1 is got the blank sheet of paper of equal size by the liquid crystal display displays window, makes the length of blank sheet of paper and wide bisector respectively, and two bisectors then intersect at the center of blank sheet of paper, is that to make a radius be 1 centimetre border circular areas in the center of circle with this intersection point;
Step 2 is made the length of blank sheet of paper and wide quarterline respectively, then except that with quarterline that described bisector overlaps quarterline intersect at 4 points respectively, be the center of circle with described 4 points respectively, make a radius and be 1 centimetre border circular areas.
Step 3 with the length and wide 10 five equilibriums of blank sheet of paper, is made ten mean lines from blank sheet of paper four Edge Distance minimums respectively respectively, and described ten mean lines intersect and to obtain 4 intersection points, is that to make a radius be 1 centimetre border circular areas in the center of circle with described four intersection points respectively.
Described ten mean lines of step 4 and described two bisectors also intersect and obtain 4 intersection points, are that to make a radius be 1 border circular areas in the center of circle with these 4 intersection points respectively, and so far, according to said method the circle of being done has been divided into 13 border circular areas with the display window of described LCD.
Step 5 is affixed on above-mentioned blank sheet of paper on the display window of LCD, can see border circular areas on the described blank sheet of paper with the picture window of tester, adjust the position of tester, when on the described blank sheet of paper wherein the projection of a border circular areas in tester when standard round in the picture window overlaps, the fixing test instrument, take off blank sheet of paper, carry out fixed test.
Step 6 is affixed on described blank sheet of paper the display window of LCD again, with the picture window of tester find with step 5 in different border circular areas, the position of adjusting tester makes it to overlap with standard round in the picture window, then the fixing test instrument, take off blank sheet of paper, carry out fixed test.
Step 7 as above-mentioned step 6 carry out fixed test determined as described in other test zone of liquid crystal display displays window.
The method of above-mentioned liquid crystal display displays window subregion test is used external blank sheet of paper, needing to take off blank sheet of paper behind each location just can test, therefore influence work efficiency, be easy to generate error because of using this method to position again, locate the not direct accuracy that influence test result of criterion meeting, therefore, the accuracy that need provide a kind of method to increase work efficiency and improve test result.
[summary of the invention]
In view of above-mentioned technology contents, be necessary to provide a kind of partition positioning test method for liquid crystal display, in order to handled easily and raising the efficiency.
A kind of partition positioning test method for liquid crystal display, wherein said partition positioning test method for liquid crystal display comprises:
But the software windows of editor's full screen display is provided with its long and wide ratio, makes it identical with the length of described display window and wide ratio;
Divide the length of described form and wide equally, make its bisector respectively, described bisector intersects at an intersection point, is the center of circle with described intersection point, with 1 centimetre be radius, make a border circular areas;
The length of the described form of the quartern and wide is made the quarterline with described form four edge parallel distance minimums respectively, and described quarterline intersects at four intersection points respectively, is the center of circle with described four intersection points respectively, with 1 centimetre be radius, make border circular areas;
The length of the described form of ten five equilibriums and wide is made ten mean lines with described form four edge parallel distance minimums respectively, and described ten mean lines intersect at four intersection points, and four intersection points with described ten mean lines are the center of circle respectively, with 1 centimetre be radius, make border circular areas;
Described ten mean lines and described bisector intersect at four intersection points, and four intersection points with described ten mean lines and described bisector are the center of circle respectively, with 1 centimetre be radius, make border circular areas;
The picture window of performance test instrument is observed described border circular areas, the position of adjusting tester when the projection of the wherein border circular areas in the described form when standard round in the picture window overlaps, the measuring head of described tester is individually fixed in the test position corresponding with described test zone positions test.
The position of adjusting tester makes the standard round in the described picture window overlap with the projection of another border circular areas, and fixing described measuring head is proceeded assignment test.
Beneficial effect of the present invention is handled easily, increases work efficiency, and has remedied the inaccurate deficiency in location in the prior art, the accuracy that has improved test result.
[description of drawings]
The present invention is further illustrated in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is the subregion location map of partition positioning test method for liquid crystal display preferred embodiment of the present invention.
[embodiment]
See also Fig. 1, the subregion location map of partition positioning test method for liquid crystal display preferred embodiment.Long and the wide ratio of the selected display display window of present embodiment is 4:3.
Edit the form of PowerPoint earlier, making its long and wide ratio is 4:3, makes the bisector 10 of its long D and wide W respectively, be that a border circular areas 101 is made in the center of circle with its intersection point, and the radius of described border circular areas 101 is set to 1 centimetre.Respectively with the long D and the wide W quartern of the form of described PowerPoint, and make quarterline 20 with display display window four edge parallel distance minimums, after then described quarterline 20 intersects, obtain 4 intersection points, be that border circular areas 102,103,104 and 105 is made in the center of circle with each intersection point respectively, and the radius of described each border circular areas 102,103,104 and 105 is set to 1 centimetre.Respectively with the long D and wide W ten five equilibriums of the form of described PowerPoint, and make ten mean lines 30 with four edge parallel distance minimums of display display window, described ten mean lines 30 intersect and obtain 4 intersection points, be that border circular areas 106,107,108 and 109 is made in the center of circle with each intersection point respectively, and the radius of described each border circular areas 106,107,108 and 109 is set to 1 centimetre.Described ten mean lines 30 intersect at 4 points with described bisector 10, be respectively the border circular areas 110,111,112 and 113 that the center of circle is done with the each point, and the radius of described each border circular areas 110,111,112 and 113 are set to 1 centimetre.Then with the form full screen display of described PowerPoint, the picture window of performance test instrument is observed described border circular areas, the position of adjusting tester when the projection of the wherein border circular areas in the described form when standard round in the picture window overlaps, the measuring head of described tester is individually fixed in the test position corresponding with described test zone positions test; The position of adjusting tester makes the standard round in the described picture window overlap with the projection of another border circular areas, and fixing described measuring head is proceeded assignment test.
The present invention need not to utilize blank sheet of paper to determine circular test zone, and has reduced the loaded down with trivial details step of behind the location blank sheet of paper being taken off, and directly the software that utilization can be full frame is selected test zone, improve testing efficiency, in addition, this method accurate positioning has improved accuracy of test.
Claims (2)
1. partition positioning test method for liquid crystal display, it may further comprise the steps:
But the software windows of editor's full screen display is provided with its long and wide ratio, makes it identical with the length of described display window and wide ratio;
Divide the length of described form and wide equally, make its bisector respectively, described bisector intersects at an intersection point, is the center of circle with described intersection point, with 1 centimetre be radius, make a border circular areas;
The length of the described form of the quartern and wide is made the quarterline with described form four edge parallel distance minimums respectively, and described quarterline intersects at four intersection points respectively, is the center of circle with described four intersection points respectively, with 1 centimetre be radius, make a border circular areas;
The length of the described form of ten five equilibriums and wide, make ten mean lines with described form four edge parallel distance minimums respectively, described each ten mean line intersect at four intersection points, and four intersection points with described ten mean lines are the center of circle respectively, with 1 centimetre be radius, make a border circular areas;
Described ten mean lines and described bisector intersect at four intersection points, and four intersection points with described ten mean lines and described bisector are the center of circle respectively, with 1 centimetre be radius, make a border circular areas;
The picture window of performance test instrument is observed described border circular areas, the position of adjusting tester when the projection of the wherein border circular areas in the described form when standard round in the picture window overlaps, the measuring head of described tester is individually fixed in the test position corresponding with described test zone positions test;
The position of adjusting tester makes the standard round in the described picture window overlap with the projection of another border circular areas, and fixing described measuring head is proceeded assignment test.
2. partition positioning test method for liquid crystal display as claimed in claim 1 is characterized in that: but the software of described full screen display is PowerPoint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100372236A CN100468130C (en) | 2005-09-09 | 2005-09-09 | Partition positioning test method for liquid crystal display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100372236A CN100468130C (en) | 2005-09-09 | 2005-09-09 | Partition positioning test method for liquid crystal display |
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| Publication Number | Publication Date |
|---|---|
| CN1928631A CN1928631A (en) | 2007-03-14 |
| CN100468130C true CN100468130C (en) | 2009-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2005100372236A Expired - Fee Related CN100468130C (en) | 2005-09-09 | 2005-09-09 | Partition positioning test method for liquid crystal display |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103983429B (en) * | 2014-04-22 | 2016-09-21 | 常州市武进区半导体照明应用技术研究院 | Light-emitting surface brightness analysis of Uniformity method |
| CN110514303B (en) * | 2019-08-22 | 2022-09-27 | 杭州电子科技大学温州研究院有限公司 | Method for detecting uniformity and gray balance of display for soft proofing |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1441303A (en) * | 2002-02-26 | 2003-09-10 | Lg.菲利浦Lcd株式会社 | Liquid crystal plate, device for detecting liquid crystal plate and method for producing liquid crystal plate |
| CN1503040A (en) * | 2002-11-19 | 2004-06-09 | 三星电子株式会社 | Liquid crystal display and testing method thereof |
| CN1659894A (en) * | 2002-06-10 | 2005-08-24 | 皇家飞利浦电子股份有限公司 | Device to position liquid crystal panels in a color liquid crystal projector |
-
2005
- 2005-09-09 CN CNB2005100372236A patent/CN100468130C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1441303A (en) * | 2002-02-26 | 2003-09-10 | Lg.菲利浦Lcd株式会社 | Liquid crystal plate, device for detecting liquid crystal plate and method for producing liquid crystal plate |
| CN1659894A (en) * | 2002-06-10 | 2005-08-24 | 皇家飞利浦电子股份有限公司 | Device to position liquid crystal panels in a color liquid crystal projector |
| CN1503040A (en) * | 2002-11-19 | 2004-06-09 | 三星电子株式会社 | Liquid crystal display and testing method thereof |
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| CN1928631A (en) | 2007-03-14 |
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Granted publication date: 20090311 Termination date: 20100909 |