CN102280092A - Display method of field order type liquid crystal display - Google Patents
Display method of field order type liquid crystal display Download PDFInfo
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- CN102280092A CN102280092A CN2011102195570A CN201110219557A CN102280092A CN 102280092 A CN102280092 A CN 102280092A CN 2011102195570 A CN2011102195570 A CN 2011102195570A CN 201110219557 A CN201110219557 A CN 201110219557A CN 102280092 A CN102280092 A CN 102280092A
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Abstract
The invention discloses a display method of field order type liquid crystal display. The method comprises the following steps: displaying a first color filed, wherein the sub-color fields of the first color field at least include blue, red, green, red, green and blue sequentially; and displaying a second color field, wherein the sub-color fields of the second color field at least include green, blue, red, blue, red and green sequentially.
Description
Technical field
The invention relates to a kind of display packing of display, and particularly relevant for a kind of display packing of field sequence type LCD.
Background technology
The flat-panel screens industry is flourish, and display technique day is newly new again, LCD (Liquid Crystal Display; LCD) opinion is sure to occupy the flat-panel screens throne with the volume production scale.Wherein, field sequence type full-color (Field-Sequential Full-Color) LCD does not need colored filter, and each pixel does not need to be partitioned into the three primary colors sub-pixel again, its color forms system and adopts look preface law technology (Color Sequential Method), must rely on the light source of three kinds of primary colors in the backlight module to switch according to sequential, collocation is in each color light source demonstration time, synchro control liquid crystal pixel penetrance, to allocate the relative light quantity of each primary colors, again by the integral action of vision system photic stimuli, to form and to examine and know this color.For example, traditional colour preface method drives the panel of LCD of liquid crystal pixel, comprise three continuous sub-colour field (sub frame in the colour field (frame), be called field again) sequential, during single sub-colour field, write red pixel information earlier, put the shiny red backlight again, form red field,, then write the green pixel data to show red pixel image data, light the green colored backlights source again, form green field, to show the green pixel image data, afterwards, write blue pixel data, put the sapphirine backlight again, form blue field, to show blue pixel image data.The light stimulus of aforementioned three continuous colour field times is incident to human eye, after the vision system effect, and forms coloured image (color frame).
Desirable imaging situation is that each pixel light of the three image colour fields that comprised of a coloured image stimulates and all is projected to the pairing same position of each pixel on the retina, and then the color information of each pixel can be by the complete reproduction of vision.If the three image colour fields that a coloured image is comprised, jump because of nictation, eyeball look, pan etc. is former thereby make its respective pixel be incident upon diverse location on the retina, then the beholder will see the image of colour field separation dislocation, and this promptly is called look and separates (Color Breakup) phenomenon.The look segregation phenomenon after watching the field sequence type full-color display for a long time, also may cause dizzy sensation except reducing viewing quality.
Summary of the invention
Therefore purpose of the present invention is exactly in the display packing that a kind of field sequence type LCD is provided, in order to improve the phenomenon that look separates in the field sequence type LCD.
According to one embodiment of the invention, a kind of display packing of field sequence type LCD is proposed, comprise and show first colour field, first colour field comprises n sub-colour field, show in regular turn and comprise the green RGB of Lan Hong at least, and showing that second colour field, second colour field comprise n sub-colour field, it is red green that demonstration in regular turn comprises turquoise red indigo plant at least.The color combination of first sub-colour field of first colour field and the first sub-colour field of second colour field is not red and blue combination.The color combination of first sub-colour field of first colour field and the first sub-colour field of second colour field is not red and green combination, and the second colour field distribution time was that n* colour field is distributed second time, and wherein renewal frequency can be 360Hz, n=6.
Another aspect of the present invention is a kind of display packing of field sequence type LCD, comprise and show first colour field, first colour field comprises n sub-colour field, it is green red bluish-green that demonstration in regular turn comprises Lan Hong at least, and show second colour field, second colour field comprises n sub-colour field, shows in regular turn to comprise turquoise red green red indigo plant at least.The color combination of first sub-colour field of first colour field and the first sub-colour field of second colour field is not red and blue combination.The color combination of first sub-colour field of first colour field and the first sub-colour field of second colour field is not red and green combination, and the second colour field distribution time was that n* colour field is distributed second time, and wherein renewal frequency can be 360Hz, n=6.
The display packing of field sequence type LCD of the present invention, see through and design sub-colour field combination well, effectively the situation of fade-out border look separation only needs to change putting in order of sub-colour field under original framework, can not finish and do not need to increase extra circuit exclusive disjunction.
Description of drawings
For above and other objects of the present invention, feature, advantage and embodiment can be become apparent, appended graphic being described in detail as follows:
Fig. 1 is a kind of colour field combination of traditional field sequence type LCD and the presentation graphs of look segregation phenomenon thereof.
The colour field combination of a kind of field sequence type LCD that Fig. 2 is and the presentation graphs of look segregation phenomenon thereof
Fig. 3 is the colour field combination of the display packing of application field sequence type LCD of the present invention and the presentation graphs of look segregation phenomenon thereof.
Fig. 4 is another colour field combination of the display packing of application field sequence type LCD of the present invention and the presentation graphs of look segregation phenomenon thereof.
Fig. 5 is the look segregation phenomenon comparison diagram of the image of multiple colour field combination.
Embodiment
Below will clearly demonstrate spirit of the present invention with graphic and detailed description, have in the technical field under any and know that usually the knowledgeable is after understanding preferred embodiment of the present invention, when can be by the technology of teachings of the present invention, change and modification, it does not break away from spirit of the present invention and scope.
Improve method that look separates have several, for example promote display module answer speed, insert other colour field, change colour field order or dynamic frame compensation etc.The present invention is by changing the colour field order, to improve the method for look segregation phenomenon in the full-color LCD of field sequence type about a kind of.
With reference to Fig. 1, it is a kind of colour field combination of traditional field sequence type LCD and the presentation graphs of look segregation phenomenon thereof.Traditional field sequence type LCD is in the colour field of phase (frame) 100a, 100b be not as shown in FIG. simultaneously, sub-colour field (sub frame or the field) order of each the first colour field 100a and the second colour field 100b is blue (B) red (R) of red (R) green (G) green (G) blue (B) in regular turn, and when reasons such as the user blinks, eyeball is jumped and looked, pan made that sight line displacement (x-position) produces, the image 110 that brain synthesized as shown in the figure.By learning among the figure, change because of the color superposition has obvious color at the two ends, border of image 110, promptly the look segregation phenomenon is quite obvious.Learning why can have obvious color at image 110 two ends and change according to analysis, is because in identical order colour developing, each section be changed to solid color, old friend's eye changes comparatively responsive to this.
In view of this, the present invention sees through the sequential combination of the multiple sub-colour field of conversion, avoids the comparatively responsive sub-colour field combination of human eye, and for example human eye is comparatively responsive to redness and green, sub-colour field of redness and green sub-colour field are not placed on the first and the 6th sub-colour field, use the phenomenon that the desalination look separates.
In addition, the colour field combination of a kind of field sequence type LCD as shown in Figure 2 and the presentation graphs of look segregation phenomenon thereof, if the sub-colour field of the first colour field 200a is that RGB is turquoise red in proper order, the sub-colour field of the second colour field 200b is blue red green RGB in proper order, this kind combination is because the two ends border color of synthetic image 210 is a purple, belong to comparatively chromatic colour, the situation that Dry Sack is separated is more obvious.In like manner, because yellow and purple are all chromatic colour, so the color combination of the first sub-colour field can not be red and blue combination or red with green combination among the first colour field 200a and the second colour field 200b.
Therefore, according to above-mentioned Several principles, colour field and sub-colour field comparatively desirable below the present invention has found out make up.
With reference to Fig. 3, it is the colour field combination of the display packing of application field sequence type LCD of the present invention and the presentation graphs of look segregation phenomenon thereof.This method comprises and repeats to show the first colour field 300a and the second colour field 300b in regular turn, wherein the sub-colour field order of the first colour field 300a is blue (B) green (G) of blue (B) red (R) green (G) red (R) in regular turn, and the sub-colour field order of the second colour field 300b is green (G) blue (B) red (R) green (G) red (R) blue (B) in regular turn.As we know from the figure, when the sight line displacement produces, image 310a that is combined into by the first colour field 300a and the second colour field 300b and the image 310b that synthesize by the second colour field 300b and the first colour field 300a in mutually time for the moment are intimate symmetrical and identical, can not produce significant variation.
With reference to Fig. 4, it is another colour field combination of the display packing of application field sequence type LCD of the present invention and the presentation graphs of look segregation phenomenon thereof.This method comprises and repeats to show the first colour field 400a and the second colour field 400b in regular turn, wherein the sub-colour field order of the first colour field 400a is blue (B) red (R) green (G) red (R) green (G) blue (B) in regular turn, and the sub-colour field order of the second colour field 400b is blue (B) red (R) green (G) of green (G) blue (B) red (R) in regular turn.As we know from the figure, when the sight line displacement produces, image 410a that is combined into by the first colour field 400a and the second colour field 400b and the image 410b that synthesize by the second colour field 400b and the first colour field 400a in mutually time for the moment are intimate symmetrical and identical, can not produce significant variation.
With reference to Fig. 5, it is the look segregation phenomenon comparison diagram of the image of multiple colour field combination.Image 110 is the sub-colour field combination of sub-colour field order RGB RGB-RGB RGB (RGBGRB to RGBRGB).Image 210 be sub-colour field order RGB turquoise red-the sub-colour field combination of the green RGB of Lan Hong (RGBGBR to BRGRGB).Image 310 be sub-colour field order blue red green red bluish-green-the sub-colour field combination of turquoise red green red indigo plant (BRGRBG to GBRGRB).Image 410 is the sub-colour field combination of the blue red green RGB of sub-colour field order-turquoise red indigo plant red green (BRGRGB to GBRBRG).From this figure, learn significantly, the display packing of field sequence type LCD of the present invention, see through and design sub-colour field combination well, can effectively desalinate the situation that the border look separates in the image 310,410, only need under original framework, to change putting in order of sub-colour field, can not finish and do not need to increase extra circuit exclusive disjunction.
Though be to include 6 sub-colour fields with each first colour field and second colour field to describe in the foregoing description, but in fact each first colour field and second colour field can include more sub-colour field, as long as show sub-colour field combination as shown in Figure 3 and Figure 4 at least, and the color combination of first sub-colour field of first colour field and the first sub-colour field of second colour field is not red and blue combination, or red and green combination gets final product.In other words, first colour field comprises n sub-colour field, shows in regular turn to comprise the green RGB of Lan Hong at least, and this second colour field comprises n sub-colour field, and it is red green that demonstration in regular turn comprises turquoise red indigo plant at least.Perhaps, first colour field comprises n sub-colour field, and it is green red bluish-green that demonstration in regular turn comprises Lan Hong at least, and second colour field comprises n sub-colour field, shows in regular turn to comprise turquoise red green red indigo plant at least.
The notion of aforesaid colour field and sub-colour field is relevant with the renewal frequency of display.Specifically, each sub-colour field distribution time was 1/ renewal frequency second, was that n* colour field is distributed second time and to be n* colour field distributed second time, the second colour field distribution time the first colour field distribution time.If with the renewal frequency be 360Hz be example, then each sub-colour field distribution time is 1/360 second, when each colour field comprises 6 sub-colour fields (n=6), the first colour field distribution time was 1/60 second, the second colour field distribution time was 1/60 second.
When display shows, be sequential loop demonstration with first colour field, second colour field, first colour field, second colour field.The order of the sub-colour field in each first colour field is for fixing, and the order of the sub-colour field in each second colour field is for fixing.If the renewal frequency of display increases or reduce, the time of then sub-colour field and corresponding colour field also with adjustment, the order that needs only the sub-colour field in each first colour field and second colour field is kept necessarily.
Though the present invention with a preferred embodiment openly as above; right its is not in order to limit the present invention; anyly have the knack of this skill person; without departing from the spirit and scope of the present invention; when can being used for a variety of modifications and variations, so protection scope of the present invention is as the criterion when looking aforesaid the claim person of defining.
Claims (10)
1. the display packing of a field sequence type LCD is characterized in that, comprises:
(a) show one first colour field, this first colour field comprises n sub-colour field, shows in regular turn to comprise the green RGB of Lan Hong at least; And
(b) show one second colour field, this second colour field comprises n sub-colour field, and it is red green that demonstration in regular turn comprises turquoise red indigo plant at least.
2. the display packing of a field sequence type LCD is characterized in that, comprises:
(a) show one first colour field, this first colour field comprises n sub-colour field, and it is green red bluish-green that demonstration in regular turn comprises Lan Hong at least; And
(b) show one second colour field, this second colour field comprises n sub-colour field, shows in regular turn to comprise turquoise red green red indigo plant at least.
3. the display packing of field sequence type LCD as claimed in claim 1 or 2 is characterized in that, the color combination of first sub-colour field of this first colour field and the first sub-colour field of this second colour field is not red and blue combination.
4. the display packing of field sequence type LCD as claimed in claim 1 or 2 is characterized in that, the color combination of first sub-colour field of this first colour field and the first sub-colour field of this second colour field is not red and green combination.
5. the display packing of field sequence type LCD as claimed in claim 1 or 2 is characterized in that, each sub-colour field distribution time was 1/ renewal frequency second, and this first colour field distribution time is that n* colour field is distributed second time.
6. the display packing of field sequence type LCD as claimed in claim 5 is characterized in that, this renewal frequency is 360Hz.
7. the display packing of field sequence type LCD as claimed in claim 5 is characterized in that, n=6.
8. the display packing of field sequence type LCD as claimed in claim 1 or 2 is characterized in that, each sub-colour field distribution time was 1/ renewal frequency second, and this second colour field distribution time is that n* colour field is distributed second time.
9. the display packing of field sequence type LCD as claimed in claim 8 is characterized in that, this renewal frequency is 360Hz.
10. the display packing of field sequence type LCD as claimed in claim 8 is characterized in that, n=6.
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WO2015196500A1 (en) * | 2014-06-26 | 2015-12-30 | 深圳市华星光电技术有限公司 | Field-sequential-colour liquid crystal display and drive method therefor |
TWI575497B (en) * | 2016-02-19 | 2017-03-21 | 友達光電股份有限公司 | Display method and display device |
CN113823234A (en) * | 2021-11-22 | 2021-12-21 | 南京熊猫电子制造有限公司 | RGB Mini-LED field sequence backlight control system and method |
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CN113823234B (en) * | 2021-11-22 | 2022-02-22 | 南京熊猫电子制造有限公司 | RGB Mini-LED field sequence backlight control system and method |
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