CN100356246C - Liquid crystal display panel and manufacturing method thereof - Google Patents
Liquid crystal display panel and manufacturing method thereof Download PDFInfo
- Publication number
- CN100356246C CN100356246C CNB2005100061133A CN200510006113A CN100356246C CN 100356246 C CN100356246 C CN 100356246C CN B2005100061133 A CNB2005100061133 A CN B2005100061133A CN 200510006113 A CN200510006113 A CN 200510006113A CN 100356246 C CN100356246 C CN 100356246C
- Authority
- CN
- China
- Prior art keywords
- thickness
- district
- liquid crystal
- display panels
- layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention relates to a liquid crystal display panel which comprises an array substrate, a dielectric layer arranged on the array substrate, a color light-filtering substrate and a liquid crystal molecule layer, wherein the color light-filtering substrate is provided with a plurality of blue pixel zones, green pixel zones and red pixel zones, and the dielectric layer has different thicknesses in the blue pixel zones, the green pixel zones and the red pixel zones; thereby, the liquid crystal molecule layer has the first thickness in the blue pixel zones, has the second thickness in the green pixel zones, and has the third thickness in the red pixel zones. Furthermore, the first thickness is less than the second thickness which is less than the third thickness.
Description
Technical field
The present invention relates to a kind of display panels and manufacture method thereof, relate in particular to a kind of display panels and manufacture method thereof that has different liquid crystal gap in different pixel regions.
Background technology
LCD has replaced the main product that the conventional cathode ray tube display becomes the monitor market owing to have characteristics such as compact, low radiation and low power consumption.In general, display panels mainly comprises array basal plate, a colored filter substrate, and is filled in the layer of liquid crystal molecule between array base palte and the colored filter substrate.Array base palte comprises a plurality of pixels that are arrayed, and each pixel is to utilize many parallel scanning beams and many panel data line definition vertical with sweep trace to form, and with thin film transistor (TFT) as on-off element, utilize a pixel capacitors to drive the liquid crystal molecule do rotation in various degree of each pixel top to adjust the brightness of each pixel, simultaneously by on the colored filter substrate with the redness of the corresponding setting of each pixel, greenly make each pixel produce redness, green and the blue ray of different brightness with blue color filter, and then export the chromatic image of high image quality.In addition, because display panels itself can't active illuminating, therefore mainly can divide into penetrate through type liquid crystal display board, reflecting type liquid crystal display panel and semi-penetrating and semi-reflective liquid crystal display panel according to the difference of its light source.
Please refer to Fig. 1, Fig. 1 wherein for convenience of description, only demonstrates a red pixel district, a green pixel district and a blue picture element district for the synoptic diagram of an existing display panels 10 among Fig. 1.As shown in Figure 1, display panels 10 mainly comprises array basal plate 12, a colored filter substrate 14 and a layer of liquid crystal molecule 16, and it is filled between array base palte 12 and the colored filter substrate 14.Colored filter substrate 14 can be divided into a plurality of red pixels district 18, a plurality of green pixels district 20 and a plurality of blue picture elements district 22, and array base palte 12 in each red pixel district 18, each green pixel district 20 comprises a thin film transistor (TFT) 24 respectively with each blue picture element district 22, an and transparency conducting layer 26, it is electrically connected with the drain electrode 28 of thin film transistor (TFT) 24, as the usefulness of pixel capacitors.On the other hand, 14 of colored filter substrates comprise a plurality of Red lightscreening plates 30, a plurality of green color filter 32 and a plurality of blue color filters 34, be arranged at corresponding red pixel district 18, green pixel district 20 and blue picture element district 22 respectively, in order to colored display frame to be provided.In addition, the back side of array base palte 12 also comprises a backlight module (not shown), in order to provide display panels 10 required light source.
Because the light (ruddiness, green glow and blue light) of different wave length can produce different phase differential when passing through the liquid crystal molecule of layer of liquid crystal molecule 16, therefore can cause the problem of misalignment.And at ruddiness, the green glow problem different with the phase differential of blue light, available liquid crystal display panel 10 is to utilize the thickness mode that changes Red lightscreening plate 30, green color filter 32 and blue filter 34 to change the liquid crystal gap, and then adjusts phase differential.As shown in Figure 1, the thickness of Red lightscreening plate 30 thickness the thinnest, green color filter 32 takes second place, and the thickness of blue color filter 34 is the thickest, solves the colour cast problem of display panels 10 thus.Yet, utilize the practice of adjusting colored filter thickness can increase the manufacturing cost of display panels, can cause yield of colored filter own and homogeneity to descend simultaneously.
In view of this, the applicant reaches according to this shortcoming and is engaged in the correlation experience of making display panels for many years, concentrates one's attention on to observe and study and the present invention of proposition improvement, with the colour cast problem of solution display panels.
Summary of the invention
Therefore, fundamental purpose of the present invention is to provide a kind of display panels and manufacture method thereof, with the shortcoming of improvement prior art.
According to claim of the present invention, provide a kind of display panels.Above-mentioned display panels comprises that array basal plate, a dielectric layer are arranged on the array base palte, a colored filter substrate is set in parallel in the array base palte top, and a layer of liquid crystal molecule is arranged between array base palte and the colored filter substrate.Colored filter substrate comprises a plurality of red pixels district, a plurality of green pixels district and a plurality of blue picture elements district, dielectric layer has different-thickness corresponding to blue picture element district, green pixel district and red pixel district, make layer of liquid crystal molecule have one first thickness in the blue picture element district thus, has one second thickness in the green pixel district, has one the 3rd thickness in the red pixel district, and first thickness is less than second thickness, and second thickness is less than the 3rd thickness.
The present invention also provides a kind of method of making display panels.At first, array basal plate is provided, one colored filter substrate then is provided, this colored filter substrate comprises a plurality of red pixels district, a plurality of green pixels district and a plurality of blue picture elements district, and corresponding each red pixel district, each green pixel district and each blue picture element district comprise an echo area and a penetrating region respectively on the array base palte.On this array base palte, form a photoinduction dielectric layer subsequently, this photoinduction dielectric layer of patterning makes the photoinduction dielectric layer in this echo area have a concaveconvex structure again, and make be positioned at each red pixel district, each green pixel district is different with the thickness of this photoinduction dielectric layer of this penetrating region in each blue picture element district.Then engage this array base palte and this colored filter substrate.Provide a layer of liquid crystal molecule at last between this array base palte and this colored filter, and this layer of liquid crystal molecule has one first thickness in those blue picture element districts, has one second thickness in those green pixel districts, has one the 3rd thickness in those red pixel districts, and this first thickness is less than this second thickness, and this second thickness is less than the 3rd thickness.In addition, provide the step of layer of liquid crystal molecule before engaging this array base palte and this colored filter substrate, to be the ODF technology.
The present invention is the practice that utilize to adjust the thickness of dielectric layer, make layer of liquid crystal molecule in the red pixel district, the green pixel district has different thickness with the penetrating region in blue picture element district, uses the function of reaching the adjustment phase differential.
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, a preferred embodiment cited below particularly, and conjunction with figs. are described in detail below.Yet following preferred embodiment and accompanying drawing are only for reference and explanation usefulness, are not to be used for the present invention is limited.
Description of drawings
Fig. 1 is the synoptic diagram of available liquid crystal display panel;
Fig. 2 is the synoptic diagram of the semi-penetrating and semi-reflective liquid crystal display panel of one embodiment of the present invention;
Fig. 3 to Fig. 8 makes the synoptic diagram of semi-penetrating and semi-reflective liquid crystal display panel for the present invention.
Embodiment
Please refer to Fig. 2, Fig. 2 is the synoptic diagram of the semi-penetrating and semi-reflective liquid crystal display panel 50 of one embodiment of the present invention, wherein for convenience of description, only demonstrates a red pixel district, a green pixel district and a blue picture element district among Fig. 2.As shown in Figure 2, semi-penetrating and semi-reflective liquid crystal display panel 50 mainly comprises array basal plate 52, a colored filter substrate 54 and a layer of liquid crystal molecule 56, and it is filled between array base palte 52 and the colored filter substrate 54.Colored filter substrate 54 can be divided into a plurality of red pixels district 58, a plurality of green pixels district 60 and a plurality of blue picture elements district 62, and corresponding each the red pixel district of array base palte 52 58 can further divide into not only an echo area 581 and a penetrating region 582, each green pixel district 60 but also can further divide into an echo area 601 and a penetrating region 602, and each blue picture element district 62 can further divide into an echo area 621 and a penetrating region 622.In addition, array base palte 52 comprises a plurality of thin film transistor (TFT)s 64, is arranged at respectively in the echo area 621 in echo area 601 and each blue picture element district 62 in echo area 581, each green pixel district 60 in each red pixel district 58.In addition, colored filter substrate 54 then comprises a plurality of Red lightscreening plates 66, a plurality of green color filter 68 and a plurality of blue color filters 70 with respect to the surface of array base palte 52, be arranged at each red pixel district 58, each green pixel district 60 and each blue picture element district 62 respectively, Red lightscreening plate 66, green color filter 68 are identical with the thickness of blue color filter 70, be to utilize a black matrix" 72 to be isolated simultaneously, to reduce light leakage phenomena.
In addition, semi-penetrating and semi-reflective liquid crystal display panel 50 comprises a dielectric layer 74, be covered in the surface of array base palte 52, and the dielectric layer 74 that is arranged in echo area 581,601 and 621 has a concaveconvex structure 76, in order to the scattering external light source, be arranged in penetrating region 582,602 and then have different thickness respectively with 622 dielectric layer 74.Thus, the layer of liquid crystal molecule 56 that the layer of liquid crystal molecule 56 that is arranged in the penetrating region 582 in each red pixel district 58 has one the 3rd thickness, be positioned at the penetrating region 602 in each green pixel district 60 has one second thickness, the layer of liquid crystal molecule 56 that is positioned at the penetrating region 622 in each blue picture element district 62 then has one first thickness, and first thickness is less than second thickness, and second thickness is less than the 3rd thickness.In addition, semi-penetrating and semi-reflective liquid crystal display panel 50 also comprises a transparency conducting layer 78, is positioned at the surface of dielectric layer 74, and transparency conducting layer 78 is to utilize a plurality of contact holes 80, be electrically connected with the drain electrode 82 of each thin film transistor (TFT) 64 respectively, with the function of performance pixel capacitors.In addition, the surface that is positioned at the transparency conducting layer 78 of echo area 581,601 and 621 is provided with a reflection horizon 84, as the usefulness of reflecting electrode.In addition, thin film transistor (TFT) 64 is a bottom grating structure (bottomgate) thin film transistor (TFT) in present embodiment, yet application of the present invention is not limited to this, therefore thin film transistor (TFT) 64 can optionally use the thin film transistor (TFT) of various structures, the thin film transistor (TFT) of top gate structure (top gate) for example is as the usefulness of on-off element.
As previously mentioned, because the light of different wave length can produce different phase differential when passing through liquid crystal molecule, therefore must utilize and adjust the phase differential that the light of different wave length is adjusted in the liquid crystal gap, and semi-penetrating and semi-reflective liquid crystal display panel 50 of the present invention is practices of utilizing the thickness of adjusting dielectric layer 74, make layer of liquid crystal molecule 56 in red pixel district 58, the penetrating region 582 in green pixel district 60 and blue picture element district 62,602 and 622 have the 3rd different thickness respectively, second thickness and first thickness, use and reach the function of adjusting phase differential, wherein in present embodiment, first thickness is about 2.7 microns (μ m) to 4.7 microns, and first thickness is preferable with 3.7 microns, second thickness is about 3.2 microns to 5.2 microns, and second thickness is preferable with 4.2 microns, the 3rd thickness is about 3.5 microns to 5.5 microns, and the 3rd thickness is preferable with 4.5 microns.It should be noted that in addition dielectric layer 74 in red pixel district 58, green pixel district 60 can do optimal adjustment according to the kind of backlight and the kind of colored filter with the thickness in blue picture element district 62.In addition, the invention has the advantages that and utilize the practice of dielectric layer 74 thickness of adjusting red pixel district 58, green pixel district 60 and blue picture element district 62 not need to increase extra exposure and developing process, but be integrated in the technology of the echo area 581,601 that forms red pixel district 58, green pixel district 60 and blue picture element district 62 and 621 concaveconvex structure 76, therefore unlikelyly cause the manufacturing cost increase.
Please refer to Fig. 3 to Fig. 8, Fig. 3 to Fig. 8 makes the synoptic diagram of semi-penetrating and semi-reflective liquid crystal display panel 50 for the present invention, wherein a red pixel district, a green pixel district and a blue picture element district only are shown for showing among the characteristics figure of the present invention, and the identical Reference numeral of components identical use among Fig. 3 to Fig. 8 and Fig. 2.As shown in Figure 3, provide array basal plate 52, and a colored filter substrate 54, as shown in Figure 8, colored filter substrate 54 has a plurality of red pixels district, green pixel district and blue picture element district.Array base palte 52 comprises a plurality of thin film transistor (TFT)s 64, be arranged at the echo area 581,601 and 621 in each red pixel district 58, each green pixel district 60 and each blue picture element district 62 respectively, and each red pixel district 58, each green pixel district 60 and each blue picture element district 62 comprise a penetrating region 582,602 and 622 respectively.As shown in Figure 4, then form a dielectric layer 74 in the surface of array base palte 52, wherein dielectric layer 74 is a photoinduction dielectric layer, therefore can directly utilize exposure and developing process to form required pattern.Carry out one first exposure and developing process subsequently, form relief pattern 75, and reduction simultaneously is positioned at the thickness of the dielectric layer 74 of penetrating region 582,602 and 622 on the surface of the dielectric layer 74 that is positioned at echo area 581,601 and 621.
As shown in Figure 5, carry out one second exposure and developing process subsequently, further the surface of 581,601 and 621 dielectric layer 74 forms concaveconvex structure 76 in the echo area, and reduction simultaneously is positioned at the thickness of the dielectric layer 74 of penetrating region 582 and 602.As shown in Figure 6, carry out one the 3rd exposure and developing process, in the dielectric layer 74 of each thin film transistor (TFT) 64 top, form a plurality of contact holes 80, and reduce the thickness of the dielectric layer 74 that is positioned at penetrating region 582 again corresponding to drain electrode 82.Thus, dielectric layer 74 promptly has different thickness with blue picture element district 62 with penetrating region 622 in the penetrating region 582 in red pixel district 58, the penetrating region 602 in green pixel district 60.Then carry out a baking process again, to guarantee the backflow effect (reflow) of concaveconvex structure 76.Wherein the effect of the concaveconvex structure 76 on echo area 581,601 and 621 dielectric layer 74 surfaces is to increase the dispersion effect for external light source, and present embodiment is to utilize first exposure and developing process to form relief pattern 75 prior to the surface of dielectric layer 74 earlier, utilize second exposure and developing process to form concaveconvex structure 76 again, the follow-up thus reflection horizon (not shown) that is stacked on the concaveconvex structure 76 can reach preferable dispersion effect.
As shown in Figure 7, then form transparency conducting layer 78, for example an indium tin oxide layer in the surface of dielectric layer 74.Transparency conducting layer 78 utilizes contact hole 80 to be electrically connected with the drain electrode 82 of each thin film transistor (TFT) 64, with the usefulness as pixel capacitors.Subsequently, form a reflection horizon 84, for example an aluminum metal layer on the surface of the transparency conducting layer 78 that is positioned at each echo area 581,601 and 621 again.Reflection horizon 84 sees through transparency conducting layer 78 and is electrically connected with the drain electrode 82 of each thin film transistor (TFT) 64, with usefulness as reflecting electrode, has concaveconvex structure 76 owing to be positioned at the surface of the dielectric layer 74 of echo area 581,601 and 621 simultaneously, therefore the reflection horizon 84 that is stacked on the dielectric layer 74 also has convex-concave surface, so can bring into play dispersion effect.
At last as shown in Figure 8, provide colored filter substrate 54, it comprises a plurality of Red lightscreening plates 66, a plurality of green glow optical filter 68 and a plurality of blue color filters 70, is arranged at the position corresponding to red pixel district 58, green pixel district 60 and blue picture element district 62 respectively.Red lightscreening plate 66, green color filter 68 equate with the thickness of blue color filter 70, and are to utilize black matrix" 72 to be isolated.At last colored filter substrate 54 is engaged with array base palte 52, and between colored filter substrate 54 and array base palte 52, insert layer of liquid crystal molecule 56, thus, by the different-thickness of dielectric layer 74, layer of liquid crystal molecule 56 in red pixel district 58, green pixel district 60 promptly has the 3rd thickness, second thickness and first thickness respectively with blue picture element district 62.Manufacturing that it should be noted that layer of liquid crystal molecule 56 is not limited to take above-mentioned liquid crystal filling mode, and (one drop fill ODF) forms and also can utilize mode under the liquid crystal drop.In other words, if utilize under the liquid crystal drop mode to make, then layer of liquid crystal molecule 56 is to engage with array base palte 52 in colored filter substrate 54 promptly to be formed on the array base palte 56 before.
In the preferred embodiment of the invention described above, the thickness of the dielectric layer 74 in blue picture element district 62 is to form behind first exposure and developing process, the thickness of the dielectric layer 74 in green pixel district 60 is to form behind second exposure and developing process, and the thickness of the dielectric layer 74 in red pixel district 52 is to form behind the 3rd exposure and developing process, yet method of the present invention is not limited to this.For instance, the thickness of the dielectric layer 74 in blue picture element district 62 can be the original depth of dielectric layer 74, the thickness of the dielectric layer 74 in green pixel district 60 can form behind first exposure and developing process, and the thickness of the dielectric layer 74 in red pixel district 52 can form behind second exposure and developing process.In addition, if concaveconvex structure 76 only need utilize single exposure and developing process can reach required dispersion effect, adjust the step of the thickness of dielectric layer 74 and also can only utilize re-expose and developing process to reach.
Semi-penetrating and semi-reflective liquid crystal display panel of the present invention is the practice of utilizing the thickness of adjusting dielectric layer, make layer of liquid crystal molecule in the red pixel district, the green pixel district has different gaps with the penetrating region in blue picture element district, and reaches the function of adjusting ruddiness, green glow and blue light phase differential.In addition, because the echo area of semi-penetrating and semi-reflective liquid crystal display panel is provided with concaveconvex structure, so the present invention can adjust the liquid crystal gap under the prerequisite that does not increase additional technique.Yet it should be noted that characteristics of the present invention are to utilize the medium thickness that changes array base palte to reach the effect of adjusting the liquid crystal gap, therefore also not only be confined to make semi-penetrating and semi-reflective liquid crystal display panel, and also can be applicable to reflecting type liquid crystal display panel and penetrate through type liquid crystal display board etc.
With respect to prior art, the present invention is the practice of utilizing the medium thickness that changes array base palte, reaches the effect of adjusting the liquid crystal gap, is different from the practice that the prior art utilization changes colored filter thickness.Simultaneously since change red pixel district, green pixel district and the medium thickness in blue picture element district step can with the process integration that forms concaveconvex structure and contact hole, so need not increase additional technique, can effectively reduce manufacturing cost and guarantee yield.
The above only is the preferred embodiments of the present invention, and all equalizations of doing according to claim of the present invention change and modify, and all should belong to covering scope of the present invention.
Claims (10)
1. display panels comprises:
Array basal plate;
One colored filter substrate, it comprises a plurality of red pixels district, a plurality of green pixels district and a plurality of blue picture elements district, is set in parallel on this array base palte;
One dielectric layer is arranged on this array base palte, this dielectric layer to should the blue picture element district, this green pixel district has different thickness with this red pixel district; And
One layer of liquid crystal molecule is arranged between this array base palte and this colored filter substrate.
2. display panels as claimed in claim 1, wherein this layer of liquid crystal molecule has one first thickness in those blue picture element districts, has one second thickness in those green pixel districts, has one the 3rd thickness in those red pixel districts, and this first thickness is less than this second thickness, and this second thickness is less than the 3rd thickness.
3. display panels as claimed in claim 2, wherein this first thickness is 2.7 microns to 4.7 microns.
4. display panels as claimed in claim 3, wherein this first thickness is 3.7 microns.
5. display panels as claimed in claim 2, wherein this second thickness is 3.2 microns to 5.2 microns.
6. display panels as claimed in claim 5, wherein this second thickness is 4.2 microns.
7. display panels as claimed in claim 2, wherein the 3rd thickness is 3.5 microns to 5.5 microns.
8. display panels as claimed in claim 7, wherein the 3rd thickness is 4.5 microns.
9. display panels as claimed in claim 2, wherein respectively this red pixel district, respectively this green pixel district includes a penetrating region and an echo area with this blue picture element district respectively, and being positioned at respectively, the thickness of this layer of liquid crystal molecule of this penetrating region in this blue picture element district is this first thickness, be positioned at respectively that the thickness of this layer of liquid crystal molecule of this penetrating region in this green pixel district is this second thickness, and be positioned at respectively that the thickness of this layer of liquid crystal molecule of this penetrating region in this red pixel district is the 3rd thickness.
10. display panels as claimed in claim 1, also comprise a transparency conducting layer and a reflection horizon, this transparency conducting layer is arranged at this red pixel district respectively, respectively on this dielectric layer in this green pixel district and this blue picture element district respectively, and utilizing a plurality of contact holes to be electrically connected with the drain electrode of a thin film transistor (TFT) respectively, this reflection horizon is arranged at this red pixel district respectively, respectively on this transparency conducting layer in this echo area in this green pixel district and this blue picture element district respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100061133A CN100356246C (en) | 2005-01-28 | 2005-01-28 | Liquid crystal display panel and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100061133A CN100356246C (en) | 2005-01-28 | 2005-01-28 | Liquid crystal display panel and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1632666A CN1632666A (en) | 2005-06-29 |
| CN100356246C true CN100356246C (en) | 2007-12-19 |
Family
ID=34853063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100061133A Active CN100356246C (en) | 2005-01-28 | 2005-01-28 | Liquid crystal display panel and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100356246C (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100933111B1 (en) * | 2006-11-21 | 2009-12-21 | 원 랩탑 퍼 차일드 어소시에이션 인코포레이티드 | Dual mode display |
| US7746431B2 (en) | 2006-11-21 | 2010-06-29 | One Laptop Per Child Association, Inc | Dual mode display |
| CN100445836C (en) * | 2007-02-08 | 2008-12-24 | 友达光电股份有限公司 | Liquid crystal display panel and array base plate and method for manufacturing same |
| CN102033345B (en) * | 2009-09-30 | 2014-01-15 | 北京京东方光电科技有限公司 | Manufacture method of liquid crystal display and array baseplate |
| CN102629018B (en) * | 2011-11-16 | 2016-02-17 | 北京京东方光电科技有限公司 | Color membrane substrates, tft array substrate and manufacture method thereof and display panels |
| CN112379544A (en) * | 2020-11-25 | 2021-02-19 | 南京中电熊猫液晶显示科技有限公司 | Liquid crystal display panel |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1294310A (en) * | 1999-10-26 | 2001-05-09 | 国际商业机器公司 | Wide visual angle liquid crystal display and its mfg. method |
| CN1482506A (en) * | 2002-09-10 | 2004-03-17 | 统宝光电股份有限公司 | Liquid crystal display device with multiple dielectric layers between reflecting electrode and liquid crystal layer and method for manufacturing same |
| US20040109109A1 (en) * | 2002-12-09 | 2004-06-10 | Lg.Philips Lcd Co., Ltd. | Liquid crystal display device having patterned spacers and method of fabricating the same |
| US20040141118A1 (en) * | 2003-01-21 | 2004-07-22 | Toppoly Optoelectronics Corp. | Liquid crystal display device |
| CN1523404A (en) * | 2003-02-17 | 2004-08-25 | 友达光电股份有限公司 | Memory capacitor for thin film transistor LCD and process for making same |
| JP2004287191A (en) * | 2003-03-24 | 2004-10-14 | Seiko Epson Corp | Color filter array, spatial optical modulating device, and projection type display device |
| US20040227873A1 (en) * | 2003-05-16 | 2004-11-18 | Huo-Long Peng | Color liquid crystal display device |
-
2005
- 2005-01-28 CN CNB2005100061133A patent/CN100356246C/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1294310A (en) * | 1999-10-26 | 2001-05-09 | 国际商业机器公司 | Wide visual angle liquid crystal display and its mfg. method |
| CN1482506A (en) * | 2002-09-10 | 2004-03-17 | 统宝光电股份有限公司 | Liquid crystal display device with multiple dielectric layers between reflecting electrode and liquid crystal layer and method for manufacturing same |
| US20040109109A1 (en) * | 2002-12-09 | 2004-06-10 | Lg.Philips Lcd Co., Ltd. | Liquid crystal display device having patterned spacers and method of fabricating the same |
| US20040141118A1 (en) * | 2003-01-21 | 2004-07-22 | Toppoly Optoelectronics Corp. | Liquid crystal display device |
| CN1523404A (en) * | 2003-02-17 | 2004-08-25 | 友达光电股份有限公司 | Memory capacitor for thin film transistor LCD and process for making same |
| JP2004287191A (en) * | 2003-03-24 | 2004-10-14 | Seiko Epson Corp | Color filter array, spatial optical modulating device, and projection type display device |
| US20040227873A1 (en) * | 2003-05-16 | 2004-11-18 | Huo-Long Peng | Color liquid crystal display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1632666A (en) | 2005-06-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11215865B2 (en) | Color filter substrate, manufacturing method thereof, and related devices | |
| US20200174301A1 (en) | Display device | |
| CN108957812B (en) | Manufacturing method of liquid crystal display device and liquid crystal display device | |
| TWI289710B (en) | Electro-optical device, and method of manufacturing the electro-optical device | |
| US6992738B2 (en) | Liquid crystal display device including an electrode constituting pixel electrode connected to another electrode through opening formed in color filter | |
| US8089602B2 (en) | Display device with spacers having different heights and numbers | |
| US20140063406A1 (en) | Liquid crystal panel and liquid crystal display device using the same | |
| TW200415404A (en) | LCD device and electronic machine | |
| WO2017128576A1 (en) | Ltps display panel and manufacturing method thereof | |
| CN100356246C (en) | Liquid crystal display panel and manufacturing method thereof | |
| US20190049804A1 (en) | Active switch array substrate, manufacturing method therfor, and display panel | |
| CN110908164A (en) | Display panel and display device | |
| TWI315003B (en) | Liquid crystal display device | |
| CN100470328C (en) | Liquid crystal display and color filter array plate | |
| US7212261B2 (en) | Color filter panel and liquid crystal display including the same | |
| US6888609B2 (en) | Liquid crystal display device | |
| WO2021223488A1 (en) | Display substrate, display panel and display apparatus | |
| US20190049803A1 (en) | Active switch array substrate, manufacturing method therefor same, and display device using same | |
| CN100568073C (en) | Display panels | |
| US20190129221A1 (en) | Liquid crystal display panel and manufacturing method thereof | |
| US20070109472A1 (en) | Thin film transistor array, transflective thin film transistor liquid crystal display, LCD device and electronic device | |
| KR101136359B1 (en) | Transflective display panel and display apparatus having the same | |
| JP2004157148A (en) | Liquid crystal display device and electronic equipment | |
| JP2003084290A (en) | Liquid crystal display device | |
| US7580094B2 (en) | Transreflective LCD panel and electronic device using the same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |