CN1924654A - Semi-penetrating semi-reflective liquid crystal display panel - Google Patents

Semi-penetrating semi-reflective liquid crystal display panel Download PDF

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Publication number
CN1924654A
CN1924654A CN 200610151538 CN200610151538A CN1924654A CN 1924654 A CN1924654 A CN 1924654A CN 200610151538 CN200610151538 CN 200610151538 CN 200610151538 A CN200610151538 A CN 200610151538A CN 1924654 A CN1924654 A CN 1924654A
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China
Prior art keywords
semi
penetrating
liquid crystal
crystal display
display panel
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CN 200610151538
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Chinese (zh)
Inventor
董修琦
张志明
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AU Optronics Corp
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AU Optronics Corp
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Priority to CN 200610151538 priority Critical patent/CN1924654A/en
Publication of CN1924654A publication Critical patent/CN1924654A/en
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Abstract

This invention relates to semi-transparent and semi-reflection LCD panel, which comprises array baseboard with multiple pixels and scan lines connected to data line by electricity. Each pixel has transparent and reflection areas and the LCD panel comprise organic light shield pattern set on the array baseboard crossing area between the transparent and reflection areas.

Description

Semi-penetrating and semi-reflective liquid crystal display panel
Technical field
The present invention relates to a kind of semi-penetrating and semi-reflective liquid crystal display panel, refer to a kind of semi-penetrating and semi-reflective liquid crystal display panel that comprises organic light-shielding pattern especially.
Background technology
LCD is according to the source difference of illumination light, can divide into three kinds of penetration, reflective and semi-penetration, semi-reflectives etc.Penetrating LCD has the backlight that is used for producing light usually, and the light that backlight produced can allow the user watch the picture of LCD to show by display panels.Reflective liquid-crystal display then is provided with reflecting electrode, when reflective liquid-crystal display display frame, surround lighting is entered in the LCD by user's sightingpiston, by reflecting electrode light is reflected again after entering display panels, and the light that is reflected can pass display panels again, and last user just can watch the picture of LCD to show.On the other hand, semi-penetrated semi-reflected liquid crystal display then is the LCD that has the pattern of penetrating and reflective-mode simultaneously, that is to say, each pixel of display panels has included penetrating region and echo area, wherein penetrating region uses backlight, the echo area then environment for use light as light source.
Please refer to Fig. 1, Fig. 1 is the synoptic diagram of existing semi-penetrating and semi-reflective liquid crystal display panel.As shown in Figure 1, existing semi-penetrating and semi-reflective liquid crystal display panel 10 include matrix base plate 20, colored filter substrate 30 and be arranged on matrix base plate 20 and colored filter substrate 30 between layer of liquid crystal molecule 40.Matrix base plate 20 includes a plurality of pixels 22, and each pixel 22 has included echo area 221 and penetrating region 222.Matrix base plate 20 includes a plurality of thin film transistor (TFT)s 23, is separately positioned in each echo area 221, and a plurality of reflecting electrodes 24 are arranged on the thin film transistor (TFT) 23, and a plurality of through electrode (figure does not show) is arranged in the penetrating region 222.In addition, include transparent dielectric layer 26 in addition between reflecting electrode 24 and the thin film transistor (TFT) 23.Colored filter substrate 30 include that a plurality of colored filters 32 are provided with corresponding to pixel 22 and black matrix" 34 corresponding to the marginal position of each pixel 22.
Fig. 1 is the semi-penetrating and semi-reflective liquid crystal display panel 10 of existing biliquid intergranular crack design, and be positioned at the effect of the transparent dielectric layer 26 of reflecting electrode 24 belows, promptly be to adjust the gap of layer of liquid crystal molecule 40, and the setting by transparent dielectric layer 26, can make that 221 gap makes light have identical phase differential during with penetrating region 222 by echo area 221 less than in the gap of penetrating region 222 to layer of liquid crystal molecule 40 in the echo area.Though the phase differential of transparent dielectric layer 26 adjustable lights in layer of liquid crystal molecule 40, but transparent dielectric layer 26 221 has tangible height fall with the intersection of penetrating region 222 in the echo area, and this height fall can not cause the arrangement of liquid crystal molecule good and cause the light leak problem.In addition, be positioned at the liquid crystal molecule of data line or sweep trace top also easily owing to the influence (as the crosstalk problem) of signal interference produces the light leak problem.
Summary of the invention
The object of the present invention is to provide a kind of semi-penetrating and semi-reflective liquid crystal display panel, to solve the light leak problem.
For reaching above-mentioned purpose, the invention provides a kind of semi-penetrating and semi-reflective liquid crystal display panel, it comprises matrix base plate, this matrix base plate comprises that a plurality of pixels, multi-strip scanning line are electrically connected with this pixel, and many data lines are electrically connected with this pixel.Each pixel has penetrating region and echo area, and semi-penetrating and semi-reflective liquid crystal display panel includes organic light-shielding pattern, is arranged on this penetrating region of at least one this pixel on this matrix base plate and the intersection of this echo area.
For reaching above-mentioned purpose, the present invention provides a kind of semi-penetrating and semi-reflective liquid crystal display panel in addition, and it comprises matrix base plate, and this matrix base plate comprises that a plurality of pixels, multi-strip scanning line are electrically connected with this pixel, and many data lines are electrically connected with this pixel.Each pixel has penetrating region and echo area, and semi-penetrating and semi-reflective liquid crystal display panel includes organic light-shielding pattern, is arranged on the intersection of this penetrating region of this data line on this matrix base plate and at least one this pixel.
For reaching above-mentioned purpose, the present invention provides a kind of semi-penetrating and semi-reflective liquid crystal display panel in addition, and it comprises matrix base plate, and this matrix base plate comprises that a plurality of pixels, multi-strip scanning line are electrically connected with this pixel, and many data lines are electrically connected with this pixel.Each pixel has penetrating region and echo area, and semi-penetrating and semi-reflective liquid crystal display panel includes that organic light-shielding pattern is arranged on this matrix base plate and around this penetrating region of at least one this pixel.
Below be about detailed description of the present invention and accompanying drawing.Yet accompanying drawing is only for reference and aid illustration usefulness, is not to be used for the present invention is limited.
Description of drawings
Fig. 1 is the synoptic diagram of existing semi-penetrating and semi-reflective liquid crystal display panel.
Fig. 2 is the schematic top plan view of the semi-penetrating and semi-reflective liquid crystal display panel pixel of the preferred embodiment of the present invention.
Fig. 3 is the diagrammatic cross-section of semi-penetrating and semi-reflective liquid crystal display panel pixel along Fig. 2 profile line AA '.
Fig. 4 is the synoptic diagram of the semi-penetrating and semi-reflective liquid crystal display panel pixel of another preferred embodiment of the present invention.
Fig. 5 is the diagrammatic cross-section of semi-penetrating and semi-reflective liquid crystal display panel pixel along Fig. 4 profile line BB '.
Fig. 6 is the synoptic diagram of the semi-penetrating and semi-reflective liquid crystal display panel pixel of the another preferred embodiment of the present invention.
The simple symbol explanation
10 semi-penetrating and semi-reflective liquid crystal display panels, 20 matrix base plates
22 pixel regions, 221 echo areas
222 penetrating regions, 23 thin film transistor (TFT)s
24 reflecting electrodes, 26 transparent dielectric layers
30 colored filter substrates, 32 colored filters
34 black matrix"s, 40 layer of liquid crystal molecule
50 semi-penetrating and semi-reflective liquid crystal display panels, 52 sweep traces
54 data lines, 60 matrix base plates
62 pixels, 621 echo areas
622 penetrating regions, 63 thin film transistor (TFT)s
64 reflecting electrodes, 65 through electrodes
66 organic light-shielding pattern 70 colored filter substrates
72 colored filters, 74 black matrix"s
80 layer of liquid crystal molecule, 92 pixels
921 echo areas, 922 penetrating regions
94 sweep traces, 96 data lines
98 organic light-shielding pattern 102 pixels
1021 echo areas, 1022 penetrating regions
104 sweep traces, 106 data lines
108 organic light-shielding patterns
Embodiment
Please refer to Fig. 2 and Fig. 3, Fig. 2 is the schematic top plan view of the semi-penetrating and semi-reflective liquid crystal display panel pixel of the preferred embodiment of the present invention, and Fig. 3 is the diagrammatic cross-section of semi-penetrating and semi-reflective liquid crystal display panel pixel along Fig. 2 profile line AA '.As Fig. 2 and shown in Figure 3, the semi-penetrating and semi-reflective liquid crystal display panel 50 of present embodiment include matrix base plate 60, colored filter substrate 70 and be arranged on matrix base plate 60 and colored filter substrate 70 between layer of liquid crystal molecule 80.Matrix base plate 60 includes the data line 54 of multi-strip scanning line 52 and many and sweep trace 52 rough homeotropic alignments, define a plurality of pixels 62 between sweep trace 52 and the data line 54, and each pixel 62 has included echo area 621 and penetrating region 622.Colored filter substrate 70 include that a plurality of colored filters 72 are provided with corresponding to pixel 62 and black matrix" 74 corresponding to the marginal position of each pixel 62.Matrix base plate 60 includes a plurality of thin film transistor (TFT)s 63 in addition, is separately positioned in each echo area 621, and a plurality of reflecting electrodes 64 are arranged on the thin film transistor (TFT) 63, and a plurality of through electrode 65 is arranged in the penetrating region 622.
In semi-penetrating and semi-reflective liquid crystal display panel 50 of the present invention, include organic light-shielding pattern 66 between reflecting electrode 64 and the thin film transistor (TFT) 63, and organic light-shielding pattern 66 is except having the effect of adjusting the liquid crystal gap, also have the effect of covering light leak, therefore can not need to be provided with separately extra shading design.Organic light-shielding pattern 66 of the present invention should be considered its shaded effect in the selection of material, therefore the light shielding rate of organic light-shielding pattern 66 should be more than 70%, and in other words its penetrance should be between 0% to 30%.The material of organic light-shielding pattern 66 can be various organic materials, as resin, or utilizes doping way to adjust its penetrance and reaches acceptable penetrance.Resin can use black resin or grey chromoresin etc., and the material of doping then can be metal (as chromium), metal oxide (chromium oxide) or its potpourri, or nonmetal (as carbon) or the like.For instance, the material of organic light-shielding pattern 66 can be phenolics (novalacpolymer) and the formed brown resin of eurymeric sensing optical activity pigment (dye), acroleic acid resin sticker and the formed black resin of eurymeric sensing optical activity color pigment (color pigment), or acrylic monomers and the formed black resin of minus black pigment (black pigment) etc.
Organic light-shielding pattern 66 of present embodiment is arranged in the echo area 621 of pixel 62 and the intersection of echo area 621 and penetrating region 622, therefore the organic light-shielding pattern 66 that is positioned at echo area 621 can form biliquid intergranular crack with reflecting electrode 64 bed hedgehoppings, be positioned at echo area 621 and then can bring into play the shading effect, avoid the light leak situation with organic light-shielding pattern 66 of penetrating region 622 intersections.
The liquid crystal molecule that the present invention provides other embodiment to be positioned at data line or sweep trace top with solution in addition is easy to generate the problem of light leak.Please refer to Fig. 4 and Fig. 5, Fig. 4 is the synoptic diagram of the semi-penetrating and semi-reflective liquid crystal display panel pixel of another preferred embodiment of the present invention, and Fig. 5 is the diagrammatic cross-section of semi-penetrating and semi-reflective liquid crystal display panel pixel along Fig. 4 profile line BB '.Wherein in the following example, the basic structure of semi-penetrating and semi-reflective liquid crystal display panel discloses in the aforementioned embodiment, thus below no longer repeat to give unnecessary details.As shown in Figure 4, the pixel 92 of semi-penetrating and semi-reflective liquid crystal display panel is defined by sweep trace 94 and data line 96, and each pixel 92 includes echo area 921 and penetrating region 922.In the present embodiment, organic light-shielding pattern 98 removes and is arranged within the echo area 921, and the intersection of echo area 921 and penetrating region 922, and covers in the lump on the data line 96, and between the penetrating region 922 that is adjacent of penetrating region 922.As shown in Figure 5, by above-mentioned configuration, organic light-shielding pattern 98 can avoid the zone of proximity data line 96 to produce the light leak situation.
Please refer to Fig. 6, Fig. 6 is the synoptic diagram of the semi-penetrating and semi-reflective liquid crystal display panel pixel of the another preferred embodiment of the present invention.As shown in Figure 6, semi-penetrating and semi-reflective liquid crystal display panel pixel 102 is defined by sweep trace 104 and data line 106, and each pixel 102 includes echo area 1021 and penetrating region 1022.Be different from previous embodiment, organic light-shielding pattern 108 of present embodiment removes and is arranged within the echo area 1021, and is provided with around penetrating region 1022 in the lump, and promptly organic light-shielding pattern 108 also covers on sweep trace 104 and the data line 106.By above-mentioned configuration, organic light-shielding pattern 108 can avoid the neighboring area of pixel 102 that the light leak situation takes place.
One of characteristics of the present invention are to utilize organic light-shielding pattern to solve the light leak problem, and it should be noted that application of the present invention is not limited to the foregoing description, the pixel arrangement of the visual semi-penetrating and semi-reflective liquid crystal display panel in position of organic light-shielding pattern is different and adjusted, to reach best shaded effect.Moreover organic light-shielding pattern is not limited to have the thickness of homogeneous, and can have different thickness at the diverse location of pixel region according to shading effect or technologic consideration.In addition, the material that the material of organic light-shielding pattern also is not limited to the foregoing description and is disclosed, and can use any shading characteristic that has, and with the material of manufacturing process compatibility.
In sum, the present invention utilizes organic light-shielding pattern of tool shade function to replace the conventional transparent dielectric layer, therefore organic light-shielding pattern is except that possessing the function that forms biliquid intergranular crack, directly the performance shade function is to solve the light leak problem, therefore do not need to increase separately cost extra shade is set, problem that more can influential aperture opening ratio.
The above only is the preferred embodiments of the present invention, and all equivalent variations and modifications of making according to claim of the present invention all should belong to covering scope of the present invention.

Claims (10)

1, a kind of semi-penetrating and semi-reflective liquid crystal display panel comprises:
Matrix base plate, this matrix base plate comprises:
A plurality of pixels, each pixel has penetrating region and echo area;
The multi-strip scanning line is electrically connected with this pixel;
Many data lines are electrically connected with this pixel; With
Organic light-shielding pattern is arranged on this penetrating region of at least one this pixel on this matrix base plate and the intersection of this echo area.
2, semi-penetrating and semi-reflective liquid crystal display panel as claimed in claim 1, wherein the penetrance of this organic light-shielding pattern is approximately between 0% to 30%.
3, semi-penetrating and semi-reflective liquid crystal display panel as claimed in claim 1, wherein this organic light-shielding pattern comprises resin.
4, semi-penetrating and semi-reflective liquid crystal display panel as claimed in claim 1, this organic light-shielding pattern material that mixes wherein, this material comprise the combination of metal, metal oxide, nonmetal or above-mentioned substance.
5, semi-penetrating and semi-reflective liquid crystal display panel as claimed in claim 1, wherein this organic light-shielding pattern doping carbon.
6, semi-penetrating and semi-reflective liquid crystal display panel as claimed in claim 1, wherein this organic light-shielding pattern is arranged on respectively in this echo area in addition.
7, semi-penetrating and semi-reflective liquid crystal display panel as claimed in claim 1, wherein this organic light-shielding pattern be arranged in addition that this penetrating region respectively is adjacent respectively between this sweep trace.
8, semi-penetrating and semi-reflective liquid crystal display panel as claimed in claim 1, wherein this organic light-shielding pattern be arranged in addition that this penetrating region respectively is adjacent respectively between this data line.
9, semi-penetrating and semi-reflective liquid crystal display panel as claimed in claim 1, wherein this organic light-shielding pattern is arranged on this data line in addition.
10, semi-penetrating and semi-reflective liquid crystal display panel as claimed in claim 1, wherein this organic light-shielding pattern is arranged on the intersection of this penetrating region of this data line on this matrix base plate and at least one this pixel in addition.
CN 200610151538 2006-09-11 2006-09-11 Semi-penetrating semi-reflective liquid crystal display panel Pending CN1924654A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200610151538 CN1924654A (en) 2006-09-11 2006-09-11 Semi-penetrating semi-reflective liquid crystal display panel

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Application Number Priority Date Filing Date Title
CN 200610151538 CN1924654A (en) 2006-09-11 2006-09-11 Semi-penetrating semi-reflective liquid crystal display panel

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CN1924654A true CN1924654A (en) 2007-03-07

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102681245A (en) * 2012-03-15 2012-09-19 京东方科技集团股份有限公司 Transflective liquid crystal display array substrate and manufacturing method thereof, and display device
CN113284411A (en) * 2020-02-19 2021-08-20 群创光电股份有限公司 Electronic device
US11537015B2 (en) 2020-02-19 2022-12-27 Innolux Corporation Transparent display device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102681245A (en) * 2012-03-15 2012-09-19 京东方科技集团股份有限公司 Transflective liquid crystal display array substrate and manufacturing method thereof, and display device
WO2013135073A1 (en) * 2012-03-15 2013-09-19 京东方科技集团股份有限公司 Transflective liquid crystal display array substrate, manufacturing method therefor, and display device
CN102681245B (en) * 2012-03-15 2014-08-06 京东方科技集团股份有限公司 Transflective liquid crystal display array substrate and manufacturing method thereof, and display device
US9110327B2 (en) 2012-03-15 2015-08-18 Boe Technology Group Co., Ltd. Trans-reflective liquid crystal display array substrate, manufacturing method thereof and display device
CN113284411A (en) * 2020-02-19 2021-08-20 群创光电股份有限公司 Electronic device
US11537015B2 (en) 2020-02-19 2022-12-27 Innolux Corporation Transparent display device

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Open date: 20070307