CN103424932A - Field order control color liquid crystal display and manufacturing method thereof - Google Patents
Field order control color liquid crystal display and manufacturing method thereof Download PDFInfo
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- CN103424932A CN103424932A CN2013104057663A CN201310405766A CN103424932A CN 103424932 A CN103424932 A CN 103424932A CN 2013104057663 A CN2013104057663 A CN 2013104057663A CN 201310405766 A CN201310405766 A CN 201310405766A CN 103424932 A CN103424932 A CN 103424932A
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Abstract
The invention relates to a field order control color liquid crystal display and a manufacturing method of the field order control color liquid crystal display. According to the structure, the field order control color liquid crystal display comprises a control circuit board 12, a RGB backlight controller 13, a monochrome liquid crystal display screen 14, a backlight controller 15 and an LCD display driver 16. The RGB backlight controller 13 and the monochrome liquid crystal display screen 14 are sequentially arranged on the control circuit board 12. The backlight controller 15 is controlled by a synchronous signal of the LCD display driver 16. The monochrome liquid crystal display screen 14 synchronously controlling the RGB backlight controller 13 displays colors. The field order control color liquid crystal display has the advantages that the black and white liquid crystal display screen is adopted by the display, colors are synthesized in the RGB backlight circulating display mode, a color filter with complex manufacturing processes is not needed, and manufacturing is simple. Due to the fact that the filter with the color filter function is not adopted, the light ray use rate is improved, the power consumption is reduced and heat emission is reduced. Sub pixels spatially arranged are not adopted, so that the resolution is improved and the display accuracy is improved.
Description
Technical field
What the present invention relates to is that a kind of single colour liquid crystal display that utilizes coordinates the RGB field order that forms colored demonstration backlight to control colour liquid crystal display device and preparation method thereof, utilizes three sons of RGB to show next synthetic colored a demonstration, belongs to technical field of liquid crystal display.
Background technology
Colored demonstration can provide more information and better visual experience to the user than white and black displays.In field of liquid crystal display, it is all to utilize colored filter to form coloured image that general colour shows, utilizes exactly spacing color mixed principle to carry out trichromatic colour mixture.This mode need to utilize complicated technology to make colored filter, and shows that transmitance is low, and power consumption is large.
Summary of the invention
A kind of RGB of utilization that the present invention proposes cooperation order backlight is controlled a LCDs and is carried out colored field order control colour liquid crystal display device shown and preparation method thereof, its objective is that the visual persistence that utilizes human eye is synthetic colored, belongs to time mixing color.At first show the red display content on display screen, red backlight by the demonstration backlight of backlight controller synchro control, seem to be exactly red demonstration on screen, then on display screen, at first show green displaying contents, the red green glow of simultaneous display backlight, seem to be exactly green demonstration on screen, then at first show blue displaying contents on display screen, demonstration simultaneous display blue light backlight, seem to be exactly blue demonstration on screen, circulation is got up like this, on screen, will cause colored display effect by time mixing color.Displaying contents shows that by three subfield content " addition " forms.
Technical solution of the present invention: an order is controlled colour liquid crystal display device, its structure comprises that control circuit board, RGB are backlight, single colour liquid crystal display, backlight controller, LCD display driver, wherein RGB backlight controller, the single colour liquid crystal display on control circuit board sets gradually, the synchronizing signal control end of LCD display driver controller connects respectively backlight controller, RGB signal input part backlight, backlight controller is controlled by the synchronizing signal of LCD display driver controller, the single colour liquid crystal display display color that synchro control RGB is backlight.
The field order is controlled the method for making of colour liquid crystal display device, comprises the steps:
1) pass through respectively the exposure etching on upper and lower two ito glasses, on the ITO of upper and lower glass layer, form pattern;
2) coating alignment liquid SE3310 on the upper and lower ito glass of upper ito glass, thickness is 800 dusts, and is heated to 270 degrees centigrade, after solidifying, forms alignment film, then with friction cloth, rubs on alignment film and forms the groove of 45 degree;
3) in lower ito glass surrounding, serigraphy upper side frame glue (model XN-5A-C); Upper ito glass edge, serigraphy conductive material (model XN-5A-C:SI-GH027:AU-203=100:0.3:0.3), thickness is 10 microns, the liner (model EX-0025) of spraying 2.5um diameter on ito glass, density is 200/mm
2, then upper and lower two ito glasses being fit together, 180 degrees centigrade of hot pressing are solidified frame adhesive;
The liquid crystal injecting port of the liquid crystal sylphon 4) formed after solidifying, utilize vacuum impregnation to inject specific liquid crystal (model HRD12100-100+L811H (P=7.5)), and inlet coated to sealing compound (model 3781), then ultra-violet curing;
5) by the liquid crystal cell that injects liquid crystal with ultrasonic and add cleaning fluid and clean up, stick 45 degree polaroids (model SLP-5215-L4) below glass case, paste the upper polaroid (model SLP-5215-L4) of 45 degree above glass case and realize full black matrix;
6) by backlight controller (model: A8504) with LCD display controller (model: RA8860) be welded on control circuit board;
7) according to the schematic diagram of accompanying drawing 3 by ready-made single colour liquid crystal display and RGB are backlight, and backlight controller fits together, the sequential control color monitor of complete.
Advantage of the present invention: display device adopts the black-and-white crystal display screen, and the mode that adopts RGB circulation backlight to show is synthetic colored, does not need the colored filter of complex manufacturing technology, makes simple.Due to the optical filter that does not adopt the colour filter function, light utilization improves, and has reduced power consumption, has reduced heating.Do not adopt the sub-pixel of spatial arrangement, can improve resolution, improve display precision.
The accompanying drawing explanation
Accompanying drawing 1 is the structural representation of single colour liquid crystal display.
Accompanying drawing 2 is that an order is controlled color monitor displaying principle schematic diagram.
Accompanying drawing 3 is that an order is controlled the color monitor structural representation.
In figure 1 is upper ito glass, the 2nd, frame glue, the 3rd, and lower ito glass, the 4th, liner, the 5th, lower ITO layer, the 6th, liquid crystal layer, the 7th, lower vertical alignment film, the 8th, lower polaroid, the 9th, transit point, the 10th, upper vertical orientation film, the 11st, upper polaroid, the 12nd, control circuit board, the 13rd, RGB is backlight, the 14th, single colour liquid crystal display, the 15th, backlight controller, the 16th, LCD display driver.
Embodiment
During enforcement, use ito glass 1 and lower ito glass 3 and make liquid crystal cell under frame glue 2 and liner 4 fixing, lower ITO layer 5 on glass is etched into required pattern, transit point 9 is arranged in frame glue, on on glass being coated with, vertical orientation film 10 and lower vertical alignment film 7, attach respectively polaroid 11 and lower polaroid 8 in the outside of glass liquid crystal cell.
RGB backlight 13 includes red-light LED array of display, green light LED array of display, blue-ray LED array of display, can separately show by the control of backlight controller red, green, blue backlight.
Described backlight controller 15 is controlled by the synchronizing signal of LCD display driver controller 16, the display color of synchro control RGB backlight 13.
The LCD driving governor produces to exchange and drives signal to drive LCD different pixels displaying contents under the control of user MCU, provides synchronizing signal to backlight controller simultaneously, makes the color of RGB demonstration backlight and LCD displaying contents corresponding, synchronous.
Contrast accompanying drawing 3, the field order is controlled the color monitor structure, comprise that control circuit board 12, RGB are backlight 13, single colour liquid crystal display 14, backlight controller 15, LCD display driver 16, wherein backlight 13, the single colour liquid crystal display 14 of the RGB on control circuit board 12 sets gradually, backlight controller 15 is controlled by the synchronizing signal of LCD display driver controller 16, single colour liquid crystal display 14 display colors of synchro control RGB backlight 13.
The field order is controlled the method for making of color monitor, comprises the steps:
1) pass through respectively the exposure etching on upper and lower two ito glasses, on the ITO of upper and lower glass layer, form pattern;
2) coating alignment liquid SE3310 on the upper and lower ito glass 3 of upper ito glass 1, thickness is 800 dusts, and is heated to 270 degrees centigrade, after solidifying, forms alignment film, then with friction cloth, rubs on alignment film and forms the groove of 45 degree;
3) in lower ito glass surrounding, serigraphy upper side frame glue (model XN-5A-C); Upper ito glass edge, serigraphy conductive material (model XN-5A-C:SI-GH027:AU-203=100:0.3:0.3), thickness is 10 microns, the liner (model EX-0025) of spraying 2.5um diameter on ito glass, density is 200/mm2, then upper and lower two ito glasses are fit together, 180 degrees centigrade of hot pressing are solidified frame adhesive;
The liquid crystal injecting port of the liquid crystal sylphon 4) formed after solidifying, utilize vacuum impregnation to inject specific liquid crystal (model HRD12100-100+L811H (P=7.5)), and inlet coated to sealing compound (model 3781), then ultra-violet curing;
5) by the liquid crystal cell that injects liquid crystal with ultrasonic and add cleaning fluid and clean up, stick 45 degree polaroid 11(model SLP-5215-L4 below glass case), paste the upper polaroid 8(model SLP-5215-L4 of 45 degree above glass case) realize full black matrix;
6) by backlight controller (model: A8504) with LCD display controller (model: RA8860) be welded on control circuit board;
7) according to the schematic diagram of accompanying drawing 3, that ready-made single colour liquid crystal display 14 and RGB is backlight 13, backlight controller 15 fits together, the sequential control color monitor of complete.
Claims (5)
1. an order is controlled colour liquid crystal display device, it is characterized in that comprising that control circuit board, RGB are backlight, single colour liquid crystal display, backlight controller, LCD display driver, wherein RGB backlight controller, the single colour liquid crystal display on control circuit board sets gradually, the synchronizing signal control end of LCD display driver controller connects respectively backlight controller, RGB signal input part backlight, backlight controller is controlled by the synchronizing signal of LCD display driver controller, the single colour liquid crystal display display color that synchro control RGB is backlight.
2. according to claim 1 order controlled colour liquid crystal display device, it is characterized in that described RGB red-light LED array of display, green light LED array of display, the blue-ray LED array of display of including backlight, by separately demonstration redness of control, the green, blue backlight of backlight controller; Described backlight controller is controlled by the synchronizing signal of LCD display driver controller, the display color that synchro control RGB is backlight.
3. according to claim 1 order controlled colour liquid crystal display device, the structure that it is characterized in that described single colour liquid crystal display comprises ito glass, frame glue, lower ito glass, liner, lower ITO layer, liquid crystal layer, lower vertical alignment film, lower polaroid, transit point, upper vertical orientation film, upper polaroid, wherein by upper ito glass and lower ito glass, under frame glue and liner fixing, make the glass liquid crystal cell, attach respectively polaroid and lower polaroid in the outside of glass liquid crystal cell, on lower ITO layer, it is liquid crystal layer, in frame glue, transit point is arranged, upper ito glass is coated with the vertical orientation film, be coated with lower vertical alignment film on lower ito glass,
During enforcement, use ito glass and lower ito glass and make liquid crystal cell under frame glue and liner fixing, lower ITO layer on glass is etched into required pattern, in frame glue, transit point is arranged, vertical orientation film and lower vertical alignment film on glass being coated with, attach respectively polaroid and lower polaroid in the outside of glass liquid crystal cell.
4. an order is controlled the method for making of colour liquid crystal display device, it is characterized in that the method comprises the steps:
1) pass through respectively the exposure etching on upper and lower two ito glasses, on the ITO of upper and lower glass layer, form pattern;
2) coating alignment liquid SE3310 on the upper and lower ito glass of upper ito glass, thickness is 800 dusts, and is heated to 270 degrees centigrade, after solidifying, forms alignment film, then with friction cloth, rubs on alignment film and forms the groove of 45 degree;
3) in lower ito glass surrounding, serigraphy upper side frame glue; Upper ito glass edge, the serigraphy conductive material, thickness is 10 microns, the liner of spraying 2.5um diameter on ito glass, density is 200/mm
2, then upper and lower two ito glasses being fit together, 180 degrees centigrade of hot pressing are solidified frame adhesive;
The liquid crystal injecting port of the liquid crystal sylphon 4) formed after solidifying, utilize vacuum impregnation to inject specific liquid crystal, and inlet coated to sealing compound, then ultra-violet curing;
5) by the liquid crystal cell that injects liquid crystal with ultrasonic and add cleaning fluid and clean up, stick 45 degree polaroids below liquid crystal cell, paste the upper polaroid of 45 degree above glass case and realize full black matrix;
6) backlight controller and LCD display controller are welded on control circuit board;
7) according to the schematic diagram of accompanying drawing 3 by ready-made single colour liquid crystal display and RGB are backlight, and backlight controller fits together, the sequential control color monitor of complete.
5. field according to claim 4 order is controlled the method for making of colour liquid crystal display device, it is characterized in that the thick 3um of being of described liquid crystal cell box, at liquid crystal cell, added up and down partially and the polaroid of analyzing, during work, utilize driving voltage to control the transmitance that the interior fast response liquid crystal molecular distortion angle of liquid crystal cell changes light.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106097985A (en) * | 2016-08-24 | 2016-11-09 | 成都光谱光电技术有限公司 | LCD display system based on three primary colours sequencing contro and the display packing of this display system |
| CN107799074A (en) * | 2017-12-15 | 2018-03-13 | 福州大学 | A kind of drive control method and device for realizing the colored display of electric moistening display |
| CN109903734A (en) * | 2019-04-16 | 2019-06-18 | 深圳创维汽车智能有限公司 | A kind of display device |
| CN110246463A (en) * | 2019-05-31 | 2019-09-17 | 重庆捷尔士显示技术有限公司 | Colored segment encode liquid crystal display |
| CN110570812A (en) * | 2019-10-18 | 2019-12-13 | 纳晶科技股份有限公司 | pixel circuit, manufacturing method thereof 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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| 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 |
| 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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Owner name: NANJING HUARI TOUCH SCREEN DISPLAY TECHNOLOGY CO., Free format text: FORMER OWNER: NANJING HWUARY LIQUID CRYSTAL DISPLAY TECHNICAL CO., LTD. Effective date: 20140416 |
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Effective date of registration: 20140416 Address after: No. 19 Hengtong road 210038 in Jiangsu province Nanjing City Economic Development Zone Applicant after: Nanjing Huari Touch Screen Display Technology Co., Ltd. Address before: No. 19 Hengtong road 210038 in Jiangsu province Nanjing City Economic Development Zone Applicant before: Nanjing Hwuary Liquid Crystal Display Technical Co., Ltd. |
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Application publication date: 20131204 |