CN100345040C - Mirror surface display - Google Patents
Mirror surface display Download PDFInfo
- Publication number
- CN100345040C CN100345040C CNB2004100294162A CN200410029416A CN100345040C CN 100345040 C CN100345040 C CN 100345040C CN B2004100294162 A CNB2004100294162 A CN B2004100294162A CN 200410029416 A CN200410029416 A CN 200410029416A CN 100345040 C CN100345040 C CN 100345040C
- Authority
- CN
- China
- Prior art keywords
- substrate
- direct reflection
- electrode layer
- layer
- reflection electrode
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention comprises a mirror face display which comprises a plurality of pixel zones. Each pixel zone comprises a light-tight zone and a non-light tight zone. A plurality of electrode layers for mirror face reflection are respectively formed on a plurality of a light-tight zones, and the electrode layers for mirror face reflection are mutually connected with each other. A plurality of penetrating electrode layers are respectively formed on a plurality of the light-tight zones. Furthermore, the penetrating electrode layers are insulated from the electrode layers for mirror face reflection in an electrical property way, wherein a non-mirror face reflection state is provided by the electrode layers for mirror reflection when additional voltage is added to the electrode layers for mirror reflection.
Description
Technical field
The present invention is relevant for a kind of minute surface LCD (mirror LCD), the electrode arranging structure of relevant especially a kind of minute surface LCD, can reach a mirror status (mirror-like state) when not using the minute surface LCD, when using the minute surface LCD, can increase the contrast (contrast ratio) of image show state (image-display state).
Background technology
General penetration (transmissive) display can make the contrast of image reduce under outdoor and high light, in comparison, reflective (reflective) display is to rely on external light source and reach display effect, therefore reach out of doors under the high light and can present better display effect and contrast on the contrary, and can reduce the using time of the backlight that consumes a large amount of power, so be fit to very much use on portable product.But, reflected displaying device is difficult is issued to height to the requirement of the image of high color quality, especially full-colorization when in high resolving power.Developed a kind of minute surface LCD at present, the design by attaching blooming piece or biliquid crystal layer can be incorporated into the minute surface display effect in penetration display or the reflected displaying device.
Fig. 1 shows that known minute surface LCD includes the diagrammatic cross-section of a mirror surface structure.Be provided with a liquid crystal layer 14 between one lower glass substrate 10 and the top glass substrate 12.Be manufactured with a chromatic filter layer 18 and within the top glass substrate 12 on the surface and share electrode layer 20.Be sequentially provided with a diffusion barrier sheet 22, a λ/4 phase differential diaphragms 24, a Polarizer 26 and an anti-reflex treated layer 28 on the outside surface of top glass substrate 12.One mirror surface structure 25 is arranged at the LCD top, wherein comprises one first glass substrate 25a, one second glass substrate 25b and a cholesterol liquid crystal layer 16 at least.
Yet, mirror surface structure 25 is arranged at minute surface LCD outside, plate thickness be can increase and penetrance deficiency and the too high problem of cost produced.
Summary of the invention
In view of this, purpose of the present invention just is to provide a kind of minute surface LCD, a mirror status can be when not using mirror display, reached, and direct reflection electrode layer control intensity of reflected light, increase image contrast of display degree can be when using mirror display, utilized.
For reaching above-mentioned purpose, the invention provides a kind of minute surface LCD and include a plurality of pixel regions, each pixel region includes a non-transmission region and a transmission region.A plurality of direct reflection electrode layers are to be formed at respectively on a plurality of non-transmission regions, and are connected to each other between a plurality of direct reflection electrode layer.A plurality of through electrode layers are to be formed at respectively on a plurality of transmission regions, and a plurality of through electrode layer is electrically to isolate from a plurality of direct reflection electrode layers.Utilize an impressed voltage in the direct reflection electrode layer, it is a bright state or a dark state that non-transmission region can be provided.
Description of drawings
Fig. 1 shows that known minute surface LCD includes the diagrammatic cross-section of a mirror surface structure.
Fig. 2 shows the diagrammatic cross-section of minute surface LCD of the present invention.
Fig. 3 shows the vertical view of the electrode arranging structure of the areas of specular reflection of first substrate shown in Figure 2 and penetration region.
Fig. 4 is the diagrammatic cross-section along the tangent line I-II show electrode arrangement architecture of Fig. 3.
Symbol description:
Lower glass substrate～10;
Top glass substrate～12;
Liquid crystal layer～14;
Chromatic filter layer～18;
Shared electrode layer～20;
Diffusion barrier sheet～22;
λ/4 phase differential diaphragm～24;
Polarizer～26;
Anti-reflex treated layer～28;
Mirror surface structure～25;
First glass substrate～25a;
Second glass substrate～25b;
Cholesterol liquid crystal layer～16.
Areas of specular reflection (non-transmission region)～M;
Penetration region (transmission region)～T;
First substrate～30;
Second substrate～32;
Chromatic filter layer～33;
Liquid crystal layer～34;
Backlight module～36;
Pixel region～P;
Gate line～40;
Data line～42;
Thin film transistor (TFT)～44;
Direct reflection electrode layer～46;
Opening～47;
Through electrode layer～48;
Cushion～50;
Effective layer～52;
Source region～52S;
Drain zone～52D;
Gate insulator～54;
Grid layer～56I, 56II;
First dielectric layer～57;
Contact plunger～58I, 58II;
Second dielectric layer～60;
Contact hole～61;
First conductive layer～62;
Second conductive layer～64;
First～the 64a of second conductive layer;
Second portion～the 64b of second conductive layer.
Embodiment
The invention provides a kind of minute surface LCD, it can be applicable to a LCD or an organic electro-luminescent display.For above and other objects of the present invention, feature and advantage can be become apparent, minute surface LCD cited below particularly is as a preferred embodiment, and cooperates appended diagram, is described in detail below:
See also Fig. 2, it shows the diagrammatic cross-section of minute surface LCD of the present invention.Symbol M is to represent an areas of specular reflection or a non-transmission region, and symbol T represents a penetration region or a transmission region.
The minute surface LCD includes first substrate 30 and second substrate 32 that pair of parallel is provided with, one liquid crystal layer 34 is to be formed between first substrate 30 and second substrate 32, and a backlight module 36 is to be arranged at the below of first substrate 30 to provide the minute surface LCD required light source.First substrate 30 is plurality of groups of substrates of thin-film transistor, and it includes a plurality of array pixel regions, and each pixel region includes an areas of specular reflection M and a penetration region T.Be manufactured with a direct reflection electrode layer 46 in the areas of specular reflection M, be manufactured with a through electrode layer 48 in the penetration region T, and direct reflection electrode layer 46 electrically isolates from through electrode layer 48, independent control two electrode layers, and the direct reflection electrode layer 46 in the two adjacent pixel regions is mutual electrical connections.Second substrate 32 is colored optical filtering substrates, includes a chromatic filter layer 33 and on its inside surface and shares electrode layer (be not shown in graphic in).
The liquid crystal mode that presents bright state (normal white) with the configuration of the polar orientation of Polarizer is an example, when not driving the minute surface LCD, and the incident light L of context
1Can utilize by the areas of specular reflection M reflection, become a mirror status, do not provide impressed voltage to the direct reflection electrode layer this moment.When driving the minute surface LCD, the backlight module 36 light L that provides
2Can become an image show state via penetration region T.In addition, under the image show state, provide an impressed voltage V simultaneously
OnGive areas of specular reflection M, the liquid crystal molecule of areas of specular reflection M top is reversed with control reflectivity (intensity of reflected light), then can increase the contrast of image show state.
See also Fig. 3, it shows the vertical view of the electrode arranging structure of the areas of specular reflection M of first substrate 30 and penetration region T.First substrate 30 includes a plurality of pixel region P, be that many gate lines 40 by vertical interlaced are constituted with many data lines 42, and each pixel region P definition have an areas of specular reflection (being non-transmission region) M and a penetration region (being transmission region) T.In addition, each pixel region P includes a thin film transistor (TFT) 44, a direct reflection electrode layer 46 and a through electrode layer 48.Thin film transistor (TFT) 44 can be the thin film transistor (TFT) of a multi grid or a device of single gate structure, below is that the thin film transistor (TFT) with a double-grid structure is the example explanation.Direct reflection electrode layer 46 is to be made in the areas of specular reflection M, and non-transmission regions such as covering gate polar curve 40, data line 42, thin film transistor (TFT) 44, wherein the direct reflection electrode layer 46 of each pixel region P can electrically connect mutually and becomes and be similar to a matrix pattern that includes a plurality of openings 47.Through electrode layer 48 is to be made in the penetration region T that is through electrode layer 48 is formed in the opening 47 of matrix pattern of direct reflection electrode layer 46.Direct reflection electrode layer 46 is electrically to isolate from through electrode layer 48, and therefore independent control two electrode layers, and the electric connection mutually of the direct reflection electrode layer 46 of each pixel region P can provide an impressed voltage V when enabling the minute surface LCD
OnGive direct reflection electrode layer 46, the liquid crystal molecule of direct reflection electrode layer top is reversed with control reflectivity (intensity of reflected light), then can increase the contrast of image show state.
See also Fig. 4, it is the diagrammatic cross-section along the tangent line I-II show electrode arrangement architecture of Fig. 3.Include effectively layer 52 of a cushion 50 and on first substrate 30, wherein effectively layer 52 is to be made in the presumptive area of thin film transistor (TFT) 44.The preferably of first substrate 30 is a transparent insulation substrate or a substrate of glass.The preferably of cushion 50 is an one silica layer, and layer 52 is formed on first substrate 30 its purpose in order to help effectively.Effectively the preferably of layer 52 is a semiconductor silicon layer or a polysilicon layer, and it includes one source pole zone 52S and drain zone 52D.One gate insulator 54 is to cover effectively layer 54 and cushion 50, and the preferably is the stack layer of one silica layer, a silicon nitride layer, a silicon oxynitride layer or its combination.One first grid layer 56I and a second grid layer 56II are made on the gate insulator 54, and use source region 52S and drain zone 52D jointly.One first dielectric layer 57 is to cover first, second grid layer 56I, 56II and gate insulator 54, and first, second contact plunger 58I, 58II run through source region 52S and the drain zone 52D of first dielectric layer 57 to be electrically connected to the below respectively.Thus, data line 42 can form the electric connection effect with source region 52S via the first contact plunger 58I.
One second dielectric layer 60 is to be formed on first dielectric layer 56, and includes a contact hole 61 in order to expose the second contact plunger 58II of below.One first conductive layer 62 is on second dielectric layer 60 that is made in the areas of specular reflection M, but non-transmission regions such as its covering gate polar curve 40, data line 42, thin film transistor (TFT) 44.The preferably is that first conductive layer 62 is an opaque conductive layer.One second conductive layer 64 is to fill up contact hole 61 and include a 64a of first and a second portion 64b, wherein the 64a of first is on first conductive layer 62 that is made in the areas of specular reflection M, second portion 64b is on second dielectric layer 60 that is made in the penetration region T, and second portion 64b can form the electric connection effect with drain zone 52D via contact hole 61.The preferably is, second conductive layer 64 is electrically conducting transparent materials, as: indium tin oxide (ITO) and indium zinc vapour (IZO) etc.From the above, be positioned at areas of specular reflection M, the 64a of first of first conductive layer 62 and second conductive layer 64 is used as direct reflection electrode layer 46; Be positioned at penetration region T, the second portion 64b of second conductive layer 64 is used as through electrode layer 48.
Compared to known techniques, the present invention is incorporated into the minute surface display effect in the penetration display, direct reflection electrode layer 46 and through electrode layer 48 can be provided in pixel region P, mirror display can be reached a mirror status when non-image show state, mirror display then can utilize direct reflection electrode layer 46 to make liquid crystal molecule rotation and control intensity of reflected light in the areas of specular reflection M, increase image contrast of display degree when the image show state.
Claims (9)
1. minute surface LCD includes:
A plurality of pixel regions, wherein each pixel region includes a non-transmission region and a transmission region;
A plurality of direct reflection electrode layers are to be formed at respectively on this non-transmission region, and are connected to each other between these a plurality of direct reflection electrode layers; And
A plurality of through electrode layers are to be formed at respectively on this transmission region, and these a plurality of through electrode layers are electrically to isolate from this a plurality of direct reflection electrode layers; Wherein, an impressed voltage is coupled to this direct reflection electrode layer, in order to control non-transmission region.
2. minute surface LCD according to claim 1, wherein when impressed voltage was not given this a plurality of direct reflection electrode layer, this non-transmission region was a direct reflection state.
3. minute surface LCD according to claim 1, wherein this non-transmission region is one to have the matrix pattern of a plurality of openings, and this transmission region is to lay respectively in these a plurality of openings.
4. minute surface LCD according to claim 1 more includes:
One first substrate, these a plurality of pixel regions are formed thereon;
One second substrate is towards this first substrate;
One liquid crystal layer is to be formed between this first substrate and this second substrate;
One chromatic filter layer is to be formed on this second substrate, and towards this liquid crystal layer; And
One backlight module is to be arranged at this first substrate outside.
5. minute surface LCD according to claim 4, wherein this mirror display is under the image show state, provide an impressed voltage to these a plurality of direct reflection electrode layers, the liquid crystal of this direct reflection electrode layer top is reversed, in order to control the intensity of reflected light of non-transmission region.
6. minute surface LCD includes:
One first substrate;
Many gate lines and many data lines are to be formed on this first substrate, and interconnected to define a plurality of pixel regions;
One direct reflection electrode layer is to cover these many gate lines and these many data lines at least, has the matrix pattern of a plurality of openings to become one; And
A plurality of through electrode layers be to be formed at respectively in these a plurality of openings of this direct reflection electrode layer, and these a plurality of penetration electrode layers are electrically to isolate from this direct reflection electrode layer;
Wherein, this direct reflection electrode layer is an areas of specular reflection, and this through electrode layer is a penetration region; And one impressed voltage be coupled to this direct reflection electrode layer, in order to control this areas of specular reflection.
7. minute surface LCD according to claim 6, wherein when impressed voltage was not given this direct reflection electrode layer, this mirror display was a direct reflection state.
8. minute surface LCD according to claim 6 more includes:
One second substrate is towards this first substrate;
One liquid crystal layer is to be formed between this first substrate and this second substrate;
One chromatic filter layer is to be formed on this second substrate, and towards this liquid crystal layer; And
One backlight module is to be arranged at this first substrate outside.
9. minute surface LCD according to claim 8, wherein this mirror display provides an impressed voltage to these a plurality of direct reflection electrode layers under the image show state, the liquid crystal of this direct reflection electrode layer top is reversed, in order to the control intensity of reflected light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100294162A CN100345040C (en) | 2004-03-17 | 2004-03-17 | Mirror surface display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100294162A CN100345040C (en) | 2004-03-17 | 2004-03-17 | Mirror surface display |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1670574A CN1670574A (en) | 2005-09-21 |
| CN100345040C true CN100345040C (en) | 2007-10-24 |
Family
ID=35041899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100294162A Expired - Fee Related CN100345040C (en) | 2004-03-17 | 2004-03-17 | Mirror surface display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100345040C (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103323989B (en) * | 2013-06-27 | 2016-03-16 | 南京中电熊猫液晶显示科技有限公司 | A kind of display |
| CN104280936A (en) * | 2014-10-30 | 2015-01-14 | 京东方科技集团股份有限公司 | Display panel and display device |
| CN107371049A (en) * | 2017-07-31 | 2017-11-21 | 海门数研信息科技有限公司 | A kind of minute surface television multimedia equipment comprising specific remote control |
| TWI683162B (en) * | 2018-08-15 | 2020-01-21 | 友達光電股份有限公司 | display system |
| WO2020178922A1 (en) * | 2019-03-01 | 2020-09-10 | シャープ株式会社 | Display device |
| CN111968511B (en) * | 2020-08-26 | 2023-04-18 | 京东方科技集团股份有限公司 | Display panel, intelligent mirror and method for determining hair style recommendation information |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1152877A (en) * | 1997-08-07 | 1999-02-26 | Izumo Sangyo Kk | Light transmissible mirror display filter |
| JPH11194359A (en) * | 1997-12-29 | 1999-07-21 | Casio Comput Co Ltd | Liquid crystal display device |
| JP2000196718A (en) * | 1998-12-30 | 2000-07-14 | Kenji Sato | Portable electronic unit |
| JP2003122260A (en) * | 2001-10-09 | 2003-04-25 | Nec Corp | Display device and portable telephone using the same |
| CN1427289A (en) * | 2001-12-11 | 2003-07-02 | 精工爱普生株式会社 | Substrate for electro-optics apparatus, electro-optics apparatus and electronic apparatus |
| JP2003198675A (en) * | 2001-12-28 | 2003-07-11 | Kenwood Corp | Portable terminal apparatus |
-
2004
- 2004-03-17 CN CNB2004100294162A patent/CN100345040C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1152877A (en) * | 1997-08-07 | 1999-02-26 | Izumo Sangyo Kk | Light transmissible mirror display filter |
| JPH11194359A (en) * | 1997-12-29 | 1999-07-21 | Casio Comput Co Ltd | Liquid crystal display device |
| JP2000196718A (en) * | 1998-12-30 | 2000-07-14 | Kenji Sato | Portable electronic unit |
| JP2003122260A (en) * | 2001-10-09 | 2003-04-25 | Nec Corp | Display device and portable telephone using the same |
| CN1427289A (en) * | 2001-12-11 | 2003-07-02 | 精工爱普生株式会社 | Substrate for electro-optics apparatus, electro-optics apparatus and electronic apparatus |
| JP2003198675A (en) * | 2001-12-28 | 2003-07-11 | Kenwood Corp | Portable terminal apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1670574A (en) | 2005-09-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1310071C (en) | LCD device | |
| CN1664667A (en) | Dual-display module with a tunable mirror sheet | |
| US7324263B2 (en) | Electrophoretic multi-color display device | |
| CN1276300C (en) | Transparent and reflecting liquid crystal display and its producing method | |
| CN1877403A (en) | Liquid crystal device and electronic apparatus | |
| CN1530724A (en) | Four-colour liquid-crystal displaying device and panel therefor | |
| CN1598920A (en) | Display device having multiple image display units | |
| CN1991503A (en) | Transflective type liquid crystal display device and a method for fabricating the same | |
| CN101055386A (en) | Systems for displaying images | |
| CN1873496A (en) | In-plane-switching liquid crystal displayer and method | |
| CN1752813A (en) | Color filter panel and comprise the LCD of this color filter panel | |
| CN1885141A (en) | Display apparatus having innovative array substrate | |
| CN1760741A (en) | Semi-transmission LCD device and the method that forms it | |
| CN1794054A (en) | Liquid crystal display device and fabricating method thereof | |
| CN100345040C (en) | Mirror surface display | |
| CN1696794A (en) | Semi-penetration and semi-reflection LCD panel,its prodn.method and method for improving backlight effifiency | |
| CN100340900C (en) | Reflective biscreen liquid crystal display panel | |
| TW200530959A (en) | A mirror display | |
| CN1280661C (en) | Back light module and liquid crystal display device | |
| CN1885102A (en) | Semi-transmissive liquid crystal display device | |
| CN101067704A (en) | Picture element structure, display device and photoelectric device | |
| CN1534352A (en) | Display | |
| CN1303465C (en) | Semi-penetrating and semi-reflecting type pixel structure | |
| CN1776486A (en) | Display panels and electronic | |
| CN1920650A (en) | Pixel structure and liquid crystal panel |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071024 Termination date: 20160317 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |