CN1549240A - Picture element drive module for display device - Google Patents
Picture element drive module for display device Download PDFInfo
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- CN1549240A CN1549240A CNA031309860A CN03130986A CN1549240A CN 1549240 A CN1549240 A CN 1549240A CN A031309860 A CNA031309860 A CN A031309860A CN 03130986 A CN03130986 A CN 03130986A CN 1549240 A CN1549240 A CN 1549240A
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Abstract
The pixel drive module of display drives three primary color sub-pixels constituting one pixel unit separately. The pixel unit has one or two widened sub-pixels capable of being shared with adjacent pixel unit to reduce the number of sub-pixels, raise product quality and increase the resolution of the display. In order to avoid image distortion caused by the widening of sub-pixels and decreased sub-pixels, the drive voltage value is the average value multiplied by the weight value.
Description
Technical field
The present invention relates to a kind of pixel drive module of display, mainly is at aligning method and the corresponding driving value thereof of sending out sub-pixel trichromatic.
Background technology
Fast development along with semiconductor industry, correlation technique makes the technology of Thin Film Transistor-LCD (Low Temperature Poly-Silicon TFT-LCD) of the Thin Film Transistor-LCD (Amorphous SiliconThin-Film-Transistor Liquid Crystal Display) of key part amorphous silicon of notebook computer and low temperature polycrystalline silicon that suitable development arranged, after this, flat-panel screens organic electro-luminescent display technology (Organic Electroluminesence Display of new generation; Or be called light emitting display panel (the Organic Light Emitting Diode of Organic Light Emitting Diode OELD); OLED), by development and application successfully in portable carry-on consumer products.
In the present aforementioned display device, the wired striated of the arrangement of subpixels of known color elements, triangle, mosaic shape and square shape etc.The line striated is arranged, and shown in first figure, is to become the line striated to arrange redness, green, blue three primary colors.
Prior art is that the analog image data-switching is become digital signal and amplification, and is stored in the image internal memory that read left and right 2 points contiguous in the image data then, addition is again divided by a constant.Though this device can effectively increase resolution, its device is too huge.Perhaps, arrange sampling mode with image data, it calculates simple and can reach the purpose that reduces resolution, but the mode of its image sampling is too simple, thereby causes image distortion obvious.
In addition, " the Method of displaying ahigh-resolution digital color image on a low resolution dot-matrixdisplay with high fidelity " that United States Patent (USP) is US6198467 number, be to utilize special R, G, B colorful filter structure, the collocation algorithm reaches and reduces sub-pixel quantity and the purpose that increases resolution; Yet, owing to need its designed colorful filter structure of collocation, and its algorithm is also very complicated, needs special on-the-spot programmable gate array (the Field Programmable GateArray of design; FPGA) realize.
Again, " the Apparatus and method forconverting the resolution an image to a resolution of LCD monitor " that United States Patent (USP) is US6181318 number, be to use DCT (Discrete Cosine Transform) and IDCT (InverseDiscrete Cosine Transform) dual mode with an element, conversion picture resolution, its data-switching mode is too complicated, and easily produces the obvious delay phenomenon of system.
Summary of the invention
So fundamental purpose of the present invention is to address the aforementioned drawbacks, for avoiding the existence of this defective, the present invention is by simple algorithm, and can adjust the width of sub-pixel, thereby improves the qualification rate of manufacturing process.
Another object of the present invention is by the shared sub-pixel of adjacent two pixel arrangements, so as to reducing the quantity of sub-pixel.
For achieving the above object, the present invention is selected from the sub-pixel of a primaries respectively to constitute a pixel arrangement by control, wherein, can appoint in this pixel arrangement and get one or two sub-pixels width that extended, the sub-pixel of this width lengthening then can be shared with the adjacent pixels device, thereby reduce the quantity of sub-pixel, and the qualification rate of raising manufacturing process, increase the resolution of display, in addition, for width lengthening or the minimizing of avoiding factor pixel causes the image frame distortion, the motivation value that drives each sub-pixel is that the mean value of original each adjacent sub-pixel motivation value with color multiply by weight again, wherein this weight be with pixel arrangement in the width of not shared sub-pixel be inversely proportional to, and, be inversely proportional to half of the width of sub-pixel shared in the pixel arrangement.
Description of drawings
Fig. 1 is existing line striated structure arranged synoptic diagram.
Fig. 2 is an arrangement of subpixels synoptic diagram of the present invention.
Fig. 3-1,3-2 are that existing image is implemented synoptic diagram
Fig. 4-1,4-2 are first embodiment of the present invention synoptic diagram.
Fig. 5-1,5-2 are second embodiment of the present invention synoptic diagram.
Fig. 6-1,6-2 are third embodiment of the present invention synoptic diagram.
The number in the figure explanation
Pixel arrangement---11
Red light---R green light---G blue light---B
Embodiment
Relevant detailed description of the present invention and technology contents, existing accompanying drawings is as follows:
See also shown in Figure 2, it is arrangement of subpixels synoptic diagram of the present invention, as shown in the figure: the present invention is a kind of pixel drive module of display, the sub-pixel of the color elements by controlling multiple color, the sub-pixel of publishing red light R, green light G, blue light B primaries respectively to be constituting a pixel arrangement 11, and the light and shade and the GTG of the sub-pixel by these three kinds of color of light reach the video picture of full-color effect to recently making this display.
Wherein, can appoint in this pixel arrangement 11 and get extended width or reduce width of or two sub-pixels, arrangement by sub-pixel simultaneously makes the adjacent pixels device can shared sub-pixel, thereby reduces the quantity of sub-pixel, and improve manufacturing process qualification rate, increase the resolution of display.
Again, for width lengthening or the minimizing of avoiding factor pixel causes the image frame distortion, the motivation value that drives each sub-pixel is that the mean value of original each adjacent sub-pixel motivation value with color multiply by weight again, wherein, this weight be with pixel arrangement in not the width of shared sub-pixel be inversely proportional to; And, be inversely proportional to half of the width of sub-pixel shared in the pixel arrangement; Its account form is as follows:
Y’m，n＝〔(Ym，n+Ym，n+1)/2〕×A
Z’m，n＝B×Zm，n
Its Y ' is sub-pixel shared with the adjacent pixels device in the display panel of the present invention, and this Z ' is not shared with adjacent pixels device sub-pixel; Its Y is sub-pixel shared with the adjacent pixels device in traditional display panel, and this Z is not shared with adjacent pixels device sub-pixel;
M represents sub-pixel is arranged in which line of display panel, and n represents sub-pixel is arranged in which file of display panel;
This A, B are weight, this weight be with pixel arrangement in not the width of shared sub-pixel be inversely proportional to; And be inversely proportional to half of the width of sub-pixel shared in the pixel arrangement.
Seeing also shown in Fig. 3-1, the 3-2, is that existing image is implemented synoptic diagram, and as shown in the figure: original image data is R1, G1, B1, and the width of supposing each sub-pixel in the conventional pixel device is X; See also shown in Fig. 4-1, the 4-2, it is first embodiment of the present invention synoptic diagram, as shown in the figure: the sub-pixel that pixel arrangement of the present invention is got red light R and green light G is extended width to double-width, be 2X, then the sub-pixel of this red light R and green light G can be shared for adjacent pixels device institute, thus the weight of its motivation value be with pixel arrangement in not the width of shared sub-pixel be inversely proportional to; And be inversely proportional to half of the width of sub-pixel shared in the pixel arrangement;
So weight ratio=1/X of R: G: B: 1/X: 1/X=1: 1: 1
The odd number line:
It is R1 '=((R1+R2)/2) * 1
B1’＝1×B1
G1’＝〔(G1+G2)/2〕×1
B2’＝1×B2
·
·
·
The even number line:
It is G1 '=((G1+G2)/2) * 1
B1’＝1×B1
R1’＝〔(R1+R2)/2〕×1
B2’＝1×B2
·
·
·
In addition, if pixel arrangement of the present invention can't reach white balance (White balance) when driving is shinny, can be by the table of comparisons (Look Up Table; LUT) mode in is adjusted its ratio.
Please consult Fig. 5-1 again, shown in the 5-2, it is second embodiment of the present invention synoptic diagram, as shown in the figure: original image data is R1, G1, B1, the width of supposing each sub-pixel in the conventional pixel device is X, the pixel arrangement of the present embodiment sub-pixel of getting blue light B and green light G width to the 2.5 times width that extended then, be 2.5X, the sub pixel width of red light R then is reduced into 0.5 times of width, be 0.5X, it is shared that then the sub-pixel of this blue light B and green light G can supply adjacent pixels device institute, so the weight of its motivation value be with pixel arrangement in not the width of shared sub-pixel be inversely proportional to, and, be inversely proportional to half of the width of sub-pixel shared in the pixel arrangement; So weight ratio=1/1.25X of R: G: B: 1/0.5X: 1/1.25X=2: 5: 2=4/5: 2: 4/5
The odd number line:
It is B1 '=((B1+B2)/2) * 4/5
R1’＝R1×2
G1’＝〔(G1+G2)/2〕×4/5
R2’＝R2×2
·
·
·
The even number line:
It is G1 '=((G1+G2)/2) * 4/5
R1’＝R1×2
B1’＝〔(B1+B2)/2〕×4/5
R2’＝B2×2
·
·
·
In addition, if pixel arrangement of the present invention can't reach white balance when driving is shinny, can adjust its ratio by the mode in the table of comparisons.
Please consult Fig. 6-1 again, shown in the 6-2, it is the synoptic diagram of the third embodiment of the present invention, as shown in the figure: original image data is R1, G1, B1, the width of supposing each sub-pixel in the conventional pixel device is X, then the odd number line pixel arrangement of present embodiment is got blue light B width to the 3 times width that extended, be 3X, the sub pixel width of red light R and green light G then is maintained former width X, it is shared that then the sub-pixel of this blue light B and red light R can supply adjacent pixels device institute, so the weight of its motivation value be with pixel arrangement in not the width of shared sub-pixel be inversely proportional to, and, be inversely proportional to half of the width of sub-pixel shared in the pixel arrangement, so R: G: the weight ratio=1/0.5X of B: 1/X: 1/1.5X=6: 3: 2=2: 1: 2/3
The odd number line:
Be R1 '=((R1+R2)/2) * 2
G1’＝G1×1
B1’＝〔(B1+B2)/2〕×2/3
G2’＝G2×1
·
·
·
Even number line pixel arrangement is got red light R width to the 3 times width that extended, be 3X, the sub pixel width of blue light B and green light G then is maintained former width X, it is shared that then the sub-pixel of this blue light B and red light R can supply adjacent pixels device institute, so in the weight of its motivation value and the pixel arrangement not the width of shared sub-pixel be inversely proportional to, and, be inversely proportional to half of the width of sub-pixel shared in the pixel arrangement, so R: G: the weight ratio=1/1.5X of B: 1/X: 1/0.5X=2: 3: 6=2/3: 1: 2
The even number line:
Be B1 '=((B1+B2)/2) * 2
G1’＝G1×1
R1’＝〔(R1+R2)/2〕×2/3
G2’＝G2×1
·
·
·
In addition, if pixel arrangement of the present invention can't reach white balance when driving is shinny, can adjust its ratio by the mode in the table of comparisons.
Obviously, for a person skilled in the art, under the prerequisite that does not deviate from the spirit and scope of the present invention, can make various changes and variation to the present invention.Therefore, various change of the present invention, the content that changes by appending claims and equivalent thereof contain.
Claims (3)
1. the pixel drive module of a display, it is sub-pixel by the color elements of controlling multiple color, publish red light (R) respectively, green light (G), the sub-pixel of three kinds of color elements of blue light (B) is to constitute a pixel arrangement, the light and shade and the GTG of the described sub-pixel by described three kinds of color of light reach the video picture of full-color effect to recently making described display, it is characterized in that, can appoint in the described pixel arrangement (11) and get extended width or reduce width of a described sub-pixel, arrangement by described sub-pixel simultaneously makes the adjacent described pixel arrangement (11) can shared described sub-pixel, thereby reduces the quantity of described sub-pixel;
And the motivation value that drives each described sub-pixel is that the mean value of original each adjacent described sub-pixel motivation value with color multiply by weight again.
2. the pixel drive module of display according to claim 1 is characterized in that, the width of not shared described sub-pixel is inversely proportional in described weight and the described pixel arrangement (11); And, be inversely proportional to half of the width of described sub-pixel shared in the described pixel arrangement (11).
3. the pixel drive module of display according to claim 2 is characterized in that, if described pixel arrangement (11) can't reach white balance when driving is shinny, can adjust its ratio by the mode in the table of comparisons.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA031309860A CN1549240A (en) | 2003-05-12 | 2003-05-12 | Picture element drive module for display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA031309860A CN1549240A (en) | 2003-05-12 | 2003-05-12 | Picture element drive module for display device |
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| Publication Number | Publication Date |
|---|---|
| CN1549240A true CN1549240A (en) | 2004-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA031309860A Pending CN1549240A (en) | 2003-05-12 | 2003-05-12 | Picture element drive module for display device |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101336443B (en) * | 2006-02-02 | 2010-09-29 | 夏普株式会社 | Display |
| CN102636894A (en) * | 2011-02-14 | 2012-08-15 | 乐金显示有限公司 | Liquid crystal display device and driving method thereof |
| CN101681611B (en) * | 2008-04-11 | 2012-09-05 | 索尼株式会社 | Display control device and method |
| CN103714775A (en) * | 2013-12-30 | 2014-04-09 | 北京京东方光电科技有限公司 | Pixel array, driving method thereof, display panel and display device |
| CN103714794A (en) * | 2012-10-05 | 2014-04-09 | 三星显示有限公司 | Display device and method of driving the display device |
| CN104078020A (en) * | 2014-07-17 | 2014-10-01 | 深圳市华星光电技术有限公司 | Liquid-crystal display device, four-color converter and method for converting RGB data into RGBW data |
| CN104460158A (en) * | 2014-12-18 | 2015-03-25 | 合肥鑫晟光电科技有限公司 | Pixel arrangement structure, display panel and display device |
| WO2015123909A1 (en) * | 2014-02-21 | 2015-08-27 | 北京京东方光电科技有限公司 | Display method and display device |
| CN104916661A (en) * | 2015-04-21 | 2015-09-16 | 京东方科技集团股份有限公司 | Pixel structure, mask plate, organic electroluminescence display panel and display device |
| CN105448232A (en) * | 2014-08-19 | 2016-03-30 | 上海和辉光电有限公司 | Pixel-arranging method and display panel |
| CN106373492A (en) * | 2016-08-26 | 2017-02-01 | 深圳市华星光电技术有限公司 | Pixel unit and pixel multiplex structure |
| US9916813B2 (en) | 2015-06-29 | 2018-03-13 | Shanghai Avic Opto Electronics Co., Ltd. | Image displaying method |
| US9939895B2 (en) | 2015-06-29 | 2018-04-10 | Shanghai Avic Opto Electronics Co., Ltd. | Image displaying system |
| US9984661B2 (en) | 2015-06-29 | 2018-05-29 | Shanghai Avid Opto Electronics Co., Ltd. | Image displaying method and system |
| CN108538245A (en) * | 2018-05-30 | 2018-09-14 | 上海天马有机发光显示技术有限公司 | A kind of driving method of display panel, display panel and display device |
| CN109360532A (en) * | 2018-11-20 | 2019-02-19 | 惠科股份有限公司 | Pixel driving method, pixel driving device and computer equipment |
| WO2020143212A1 (en) * | 2019-01-08 | 2020-07-16 | 昆山国显光电有限公司 | Pixel arrangement structure, display panel and display device |
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2003
- 2003-05-12 CN CNA031309860A patent/CN1549240A/en active Pending
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| CN101336443B (en) * | 2006-02-02 | 2010-09-29 | 夏普株式会社 | Display |
| CN101681611B (en) * | 2008-04-11 | 2012-09-05 | 索尼株式会社 | Display control device and method |
| CN102636894B (en) * | 2011-02-14 | 2015-05-13 | 乐金显示有限公司 | Liquid crystal display device and driving method thereof |
| CN102636894A (en) * | 2011-02-14 | 2012-08-15 | 乐金显示有限公司 | Liquid crystal display device and driving method thereof |
| US10802327B2 (en) | 2011-02-14 | 2020-10-13 | Lg Display Co., Ltd. | Liquid crystal display device and driving method thereof |
| US10025132B2 (en) | 2011-02-14 | 2018-07-17 | Lg Display Co., Ltd. | Liquid crystal display device and driving method thereof |
| CN103714794A (en) * | 2012-10-05 | 2014-04-09 | 三星显示有限公司 | Display device and method of driving the display device |
| WO2015100987A1 (en) * | 2013-12-30 | 2015-07-09 | 京东方科技集团股份有限公司 | Pixel array, driving method for pixel array, display panel and display device |
| CN103714775B (en) * | 2013-12-30 | 2016-06-01 | 北京京东方光电科技有限公司 | Pel array and driving method, display panel and display unit |
| CN103714775A (en) * | 2013-12-30 | 2014-04-09 | 北京京东方光电科技有限公司 | Pixel array, driving method thereof, display panel and display device |
| US10388206B2 (en) | 2013-12-30 | 2019-08-20 | Boe Technology Group Co., Ltd. | Pixel array, driving method thereof, display panel and display device |
| US9773445B2 (en) | 2013-12-30 | 2017-09-26 | Boe Technology Group Co., Ltd. | Pixel array, driving method thereof, display panel and display device |
| WO2015123909A1 (en) * | 2014-02-21 | 2015-08-27 | 北京京东方光电科技有限公司 | Display method and display device |
| US9576519B2 (en) | 2014-02-21 | 2017-02-21 | Boe Technology Group Co., Ltd. | Display method and display device |
| CN104078020A (en) * | 2014-07-17 | 2014-10-01 | 深圳市华星光电技术有限公司 | Liquid-crystal display device, four-color converter and method for converting RGB data into RGBW data |
| CN104078020B (en) * | 2014-07-17 | 2016-08-17 | 深圳市华星光电技术有限公司 | Liquid crystal indicator, four color transducers and RGB data are to the conversion method of RGBW data |
| CN105448232A (en) * | 2014-08-19 | 2016-03-30 | 上海和辉光电有限公司 | Pixel-arranging method and display panel |
| CN104460158A (en) * | 2014-12-18 | 2015-03-25 | 合肥鑫晟光电科技有限公司 | Pixel arrangement structure, display panel and display device |
| CN104460158B (en) * | 2014-12-18 | 2018-02-13 | 合肥鑫晟光电科技有限公司 | A kind of pixel arrangement structure, display panel and display device |
| WO2016169387A1 (en) * | 2015-04-21 | 2016-10-27 | 京东方科技集团股份有限公司 | Pixel structure, fine metal mask, organic electroluminescent display, and display device |
| CN104916661B (en) * | 2015-04-21 | 2018-09-11 | 京东方科技集团股份有限公司 | Dot structure, mask plate, organic EL display panel and display device |
| US10211261B2 (en) | 2015-04-21 | 2019-02-19 | Boe Technology Group Co., Ltd. | Pixel structure, mask plate, organic electroluminescent display panel and display device |
| CN104916661A (en) * | 2015-04-21 | 2015-09-16 | 京东方科技集团股份有限公司 | Pixel structure, mask plate, organic electroluminescence display panel and display device |
| US9939895B2 (en) | 2015-06-29 | 2018-04-10 | Shanghai Avic Opto Electronics Co., Ltd. | Image displaying system |
| US9984661B2 (en) | 2015-06-29 | 2018-05-29 | Shanghai Avid Opto Electronics Co., Ltd. | Image displaying method and system |
| US9916813B2 (en) | 2015-06-29 | 2018-03-13 | Shanghai Avic Opto Electronics Co., Ltd. | Image displaying method |
| CN106373492A (en) * | 2016-08-26 | 2017-02-01 | 深圳市华星光电技术有限公司 | Pixel unit and pixel multiplex structure |
| CN108538245A (en) * | 2018-05-30 | 2018-09-14 | 上海天马有机发光显示技术有限公司 | A kind of driving method of display panel, display panel and display device |
| CN109360532A (en) * | 2018-11-20 | 2019-02-19 | 惠科股份有限公司 | Pixel driving method, pixel driving device and computer equipment |
| WO2020143212A1 (en) * | 2019-01-08 | 2020-07-16 | 昆山国显光电有限公司 | Pixel arrangement structure, display panel and display device |
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