CN104122722A - Liquid crystal display panel - Google Patents
Liquid crystal display panel Download PDFInfo
- Publication number
- CN104122722A CN104122722A CN201310296127.8A CN201310296127A CN104122722A CN 104122722 A CN104122722 A CN 104122722A CN 201310296127 A CN201310296127 A CN 201310296127A CN 104122722 A CN104122722 A CN 104122722A
- Authority
- CN
- China
- Prior art keywords
- substrate
- layer
- line
- electrode
- liquid crystal
- 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.)
- Pending
Links
Landscapes
- Liquid Crystal (AREA)
Abstract
The invention discloses a liquid crystal display panel. The liquid crystal display panel comprises a first substrate, a second substrate arranged opposite to the first substrate, a liquid crystal layer and a spacer, wherein the liquid crystal layer and the spacer are clamped between the first substrate and the second substrate. The first substrate comprises a first base and a color filter layer arranged on the surface of the side, adjacent to the liquid crystal layer, of the first base, the color filter layer comprises a colored layer, the colored layer comprises colored units in all colors, and the colored units are used for displaying. The second substrate comprises a pixel electrode and a common electrode so as to generate an electric field in the direction parallel to the second substrate. The first substrate further comprises a metal layer, the metal layer and the colored units in all colors are arranged at an interval, the spacer is arranged on the second substrate and covered with the common electrode, and the part, covering the top of the spacer, of the common electrode is connected with the metal layer in an abutting mode.
Description
Technical field
The present invention relates to a kind of liquid crystal indicator, and be particularly related to a kind of liquid crystal indicator that can effectively reduce public electrode resistance value.
Background technology
As the display mode of display panels, twisted-nematic (Twisted Nematic, TN) mode was widely used always in the past, but which is in displaying principle, and field angle is existed to restriction.
As the method addressing this problem, Transverse electric-field type has been well-known, for example plane internal switch (In Plane Switching, IPS) mode and fringe field switching (Fringe Field Switching, FFS) mode.This Transverse electric-field type is on the array base palte of display panels, to form pixel electrode and public electrode, to applying voltage between this pixel electrode and this public electrode, the electric field that makes it generation and this array base palte almost parallel drives liquid crystal molecule in the plane substantially parallel with this array base palte.
In the array base palte of the display panels of a kind of Transverse electric-field type of prior art, the material of this public electrode and pixel electrode is all transparent indium-tin-oxide (Indium Tin Oxide, ITO).Public electrode is positioned at the superiors, and as top electrode (Top Indium Tin Oxide, TITO), pixel electrode is positioned at public electrode below, as bottom electrode (Bottom Indium Tin Oxide, BITO).Conventionally, TITO is one whole transparency electrode, covers this array base palte.But the higher resistance value that indium tin oxide material has itself, causes the resistance of TITO higher, easily causes the spread of voltage of public electrode, affects the transfer rate of signal.
Summary of the invention
For solving the higher problem causing of public electrode resistance value in prior art, be necessary to provide a kind of display panels that can reduce public electrode resistance value.
A kind of display panels, it comprises first substrate, and the second substrate that is oppositely arranged of this first substrate, is sandwiched in liquid crystal layer and sept between this first substrate and this second substrate, this first substrate comprises the first substrate and is arranged on the chromatic filter layer of contiguous liquid crystal layer one side surface of this first substrate, this chromatic filter layer comprises dyed layer, this dyed layer comprises the coloring units of all kinds that shows use, this second substrate comprises pixel electrode and public electrode, to produce electric field in the direction that is parallel to second substrate.This first substrate also comprises a metal level, and this metal level and coloring units interval of all kinds arrange, and this sept is arranged on second substrate, and this public electrode covers this sept, and this public electrode covers the part and this metal level butt on this sept top.
Due to this public electrode and this metal level butt, thereby can effectively reduce the resistance of this public electrode, thereby improve the stability of this public electrode voltages.
Brief description of the drawings
Fig. 1 is the floor map of the first embodiment of display panels of the present invention.
Fig. 2 is the diagrammatic cross-section of Fig. 1 A-A ' along the line.
Fig. 3 is the floor map of the first substrate of the display panels shown in Fig. 1.
Fig. 4 is the diagrammatic cross-section of the second embodiment of display panels of the present invention.
Fig. 5 is the floor map of the first substrate of the display panels shown in Fig. 4.
Main element symbol description
| Display panels | 10、20 |
| First substrate | 11、21 |
| The first substrate | 110、210 |
| Chromatic filter layer | 112、212 |
| Dyed layer | 113、213 |
| Black matrix | 114 |
| Metal level | 116、216 |
| Second substrate | 12 |
| The second substrate | 120 |
| The first line layer | 121 |
| The second line layer | 122 |
| Insulation course | 123 |
| Semiconductor layer | 124 |
| Passivation layer | 125 |
| Pixel electrode | 126 |
| Public electrode | 127、227 |
| Padded layer | 128 |
| Slit | 129a |
| Opening | 129b |
| Gate line | 160 |
| Grid | 162 |
| Source electrode line | 170 |
| Source electrode | 172 |
| Drain electrode | 174 |
| Sept | 14、24 |
| Liquid crystal layer | 13 |
Following embodiment further illustrates the present invention in connection with above-mentioned accompanying drawing.
Embodiment
Refer to Fig. 1, Fig. 2 and Fig. 3, Fig. 1 is the floor map of the first embodiment of display panels 10 of the present invention, and Fig. 2 is the diagrammatic cross-section of Fig. 1 A-A ' along the line, and Fig. 3 is the floor map of the first substrate of the display panels shown in Fig. 1.Be appreciated that the planimetric map shown in Fig. 1 only shows the part of display panels 10, but this does not affect one of ordinary skill in the art and understands this case.
This display panels 10 comprises first substrate 11, and the second substrate 12 that is oppositely arranged of this first substrate 11, is sandwiched in the liquid crystal layer 13 between this first substrate 11 and this second substrate 12 and this second substrate 12 extends to this first substrate 11 certainly sept 14.
This second substrate 12 comprises the second substrate 120, the first line layer 121, the second line layer 122, insulation course 123, semiconductor layer 124, passivation layer 125, pixel electrode 126 and public electrode 127.This second substrate 120 is transparent substrates, as substrate of glass.
This first line layer 121 is arranged at contiguous these liquid crystal layer 13 1 sides of this second substrate 120, and it comprises the gate line 160 extending along first direction and the grid 162 being connected with this gate line 160.This grid 162 is included in this gate line 160, but is not limited to this, modifiable, and this grid 162 also can protrude from outside gate line 160.This insulation course 123 is gate insulator, and it is positioned at contiguous these liquid crystal layer 13 1 sides of this gate line 160, and is covered on the surface of this gate line 160 and this second substrate 120 contiguous these liquid crystal layer 13 1 sides.This semiconductor layer 124 is arranged on the surface of these insulation course 123 contiguous these liquid crystal layer 13 1 sides.This second line layer 122 is arranged on the surface of this semiconductor layer 124 and this insulation course 123 contiguous these liquid crystal layer 13 1 sides, and this second line layer 122 insulate with this first line layer 121.This second line layer 122 comprises source electrode line 170, source electrode 172 and drain electrode 174.This source electrode line 170 roughly extends along the second direction that is different from this first direction, and this source electrode line 170 is defined as a pixel region with the Minimum Area that these gate line 160 cross arrangements surround.This source electrode 172 is connected with this source electrode line 170, and this drain electrode 174 arranges with these source electrode 172 intervals.This grid 162, this source electrode 172, this drain electrode 174 and this semiconductor layer 124 are defined as thin film transistor (TFT) (TFT), and each thin film transistor (TFT) in present embodiment is all positioned at this gate line 160 corner crossing with this source electrode line 170.This pixel electrode 126, to should pixel region setting, be arranged on the surface of a side of these insulation course 123 contiguous these liquid crystal layers 13, and be connected with this drain electrode 174.These passivation layer 125 uniform folds are on the surface of this insulation course 123, this semiconductor layer 124, this second line layer 122 and this pixel electrode 126 contiguous these liquid crystal layer 13 1 sides.This public electrode 127 is covered on the surface of these passivation layer 125 contiguous these liquid crystal layer 13 1 sides.Wherein, this public electrode 127 is one whole transparency electrode, and this public electrode 127 is provided with opening 129b to avoid the interference of public electrode to semiconductor layer 124 to position that should semiconductor layer 124, this public electrode 127 is also provided with multiple spaced slit 129a to position that should pixel electrode 126.Between this public electrode 127 and this pixel electrode 126, form the electric field that is parallel to substrate of glass, to drive liquid crystal to rotate on the surface that is parallel to substrate of glass.This public electrode 127 is transparency electrodes with this pixel electrode 126, and its material is generally tin indium oxide (ITO) or indium zinc oxide (IZO).In this embodiment, the material of this public electrode 127 is ITO.
In present embodiment, the slit 129a of this public electrode is roughly " < " font, and this pixel electrode 126 is positioned at pixel region, is planar electrode.Modifiable, this slit 129a can be also bar shaped or other shape.Modifiable, the present invention also can design this pixel electrode 126 and have multiple slits, and this public electrode 127 is planar electrode, does not have slit; Or design this pixel electrode 126 and this public electrode 127 and all there are multiple slits.In other words, at least the one in pixel electrode 126 and public electrode 127 has multiple slits, makes can produce horizontal component of electric field between the two.
This first substrate 11 comprises the first substrate 110, is arranged at chromatic filter layer 112 and a metal level 116 of these the first substrate 110 contiguous these liquid crystal layer 13 1 sides.This first substrate 110 is transparent substrates, as substrate of glass.Contiguous liquid crystal layer 13 1 sides of this first substrate 110 are provided with chromatic filter layer 112, and this chromatic filter layer 112 comprises dyed layer 113 and black matrix 114.This dyed layer 113 has coloring units of all kinds, for example, red (R), green (G), blue (B) coloring units, coloring units is to pixel region that should second substrate 12, and recurring rule is arranged in this first substrate 110.This black matrix 114 is to gate line 160, source electrode line 170 and thin film transistor (TFT) setting that should second substrate 12, and arrange with coloring units interval of all kinds, play shading and interdict the light between coloring units of all kinds, preventing the effect of the mixing of leakage of light and prevention coloured material.This metal level 116 is arranged at the surface of these black matrix 114 contiguous these liquid crystal layer 13 1 sides, and the area of this metal level 116 is not more than the area of this black matrix 114, makes this black matrix 114 hide these metal levels 116.Because this black matrix 114 hides this metal level 116, therefore can not affect the aperture opening ratio of this display panels 10.
This sept 14 is arranged on second substrate 12, and this public electrode 127 covers these septs 14, and this sept 14 extends to first substrate 11 from this second substrate 12, to make metal level 116 butts of this public electrode 127 and this first substrate 11.In present embodiment, sept 14 is between this public electrode 127 and this passivation layer 125.
Meanwhile, in the time forming the second line layer 122 of second substrate 12, this second line layer 122 can be formed with padded layer 128 in the lump, and the position of this sept 14 and padded layer 128 are overlapping.
This metal level 116 is preferably identical with the material of source electrode line 170 or gate line 160, and the material of this metal level 116 is metal, such as is metallic aluminium, copper, molybdenum, also can be sandwich construction, such as molybdenum aluminium molybdenum structure, molybdenum constructed of aluminium or multilayer aluminum structure, but be not limited to this.Taking molybdenum constructed of aluminium as example, the sheet resistance of this metal level 116 is 0.2 Ω.Although the selection of public electrode 19 is ITO, its sheet resistance is 70 Ω, and resistance is larger.But, because this public electrode 127 contacts electrical connection with this metal level 116, can effectively reduce the resistance of this public electrode 127, thereby improve the stability of these public electrode 127 voltages.
Refer to Fig. 4 to Fig. 5, Fig. 4 is the diagrammatic cross-section of the second embodiment of display panels of the present invention, and Fig. 5 is the floor map of the first substrate of the display panels shown in Fig. 4.The display panels 10 of this display panels 20 and the first embodiment is similar, the second substrate of this display panels 20 is identical with the second substrate of the display panels 10 of the first embodiment, and its difference is: the first substrate 21 that this display panels 20 adopts is different from the first substrate 11 of the display panels 10 of the first embodiment.This first substrate 21 comprises the first substrate 210 and is arranged on the chromatic filter layer 212 of the first substrate 210 contiguous liquid crystal layer one sides.This chromatic filter layer 212 comprises dyed layer 213 and metal level 216, this dyed layer 213 has coloring units of all kinds, for example, red (R), green (G), blue (B) coloring units, coloring units is to pixel region that should second substrate, and recurring rule is arranged in this first substrate 210.This metal level 216 has replaced black matrix, to gate line, source electrode line and thin film transistor (TFT) setting that should second substrate, and arrange with coloring units interval of all kinds, play shading and interdict the light between coloring units of all kinds, prevent the effect of the mixing of leakage of light and prevention coloured material.
This sept 24 is arranged on second substrate, and this public electrode 227 covers these septs 24, and this sept 24 extends to first substrate 21 from this second substrate, to make metal level 216 butts of this public electrode 227 and this first substrate 21.
Because this public electrode 227 contacts electrical connection with this metal level 216, can effectively reduce the resistance of this public electrode 227, thereby improve the stability of these public electrode 227 voltages.
Those of ordinary skill in the art should be appreciated that its technical scheme that still can record aforementioned each embodiment modifies, or part technical characterictic is wherein equal to replacement; And these amendments or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a display panels, it comprises first substrate, the second substrate being oppositely arranged with this first substrate, be sandwiched in liquid crystal layer and sept between this first substrate and this second substrate, this first substrate comprises the first substrate and is arranged on the chromatic filter layer of contiguous liquid crystal layer one side surface of this first substrate, this chromatic filter layer comprises dyed layer, this dyed layer comprises the coloring units of all kinds that shows use, this second substrate comprises pixel electrode and public electrode, to produce electric field in the direction that is parallel to second substrate, it is characterized in that: this first substrate also comprises a metal level, this metal level and coloring units interval of all kinds arrange, this sept is arranged on second substrate, this public electrode covers this sept, and public electrode covers the part and this metal level butt on this sept top.
2. display panels as claimed in claim 1, it is characterized in that: this first substrate also comprises a black matrix, this black matrix and coloring units interval of all kinds arrange, this dyed layer and this this chromatic filter layer of black defined matrix, this black matrix is in order to shading and interdict the light between coloring units of all kinds, prevent the mixing of leakage of light and prevention coloured material, this metal level is arranged on the surface of contiguous this liquid crystal layer one side of this black matrix, the area of this metal level is not more than the area of this black matrix, makes this black matrix hide this metal level.
3. display panels as claimed in claim 1, it is characterized in that: this dyed layer and this metal level define this chromatic filter layer, this metal level is in order to shading and interdict the light between coloring units of all kinds, prevents the mixing of leakage of light and prevention coloured material.
4. display panels as claimed in claim 2 or claim 3, it is characterized in that: this second substrate comprises the second substrate, the first line layer, semiconductor layer and the second line layer, this first line layer is arranged on the surface of contiguous this liquid crystal layer one side of this second substrate, this second line layer and the first line layer are by the insulation course setting of insulating, this plate conductor layer is arranged between this insulation course and this second line layer, one passivation layer is covered in this insulation course, this semiconductor layer, on the surface of contiguous this liquid crystal layer one side of this second line layer, this public electrode is covered on the surface of contiguous this liquid crystal layer one side of this passivation layer.
5. display panels as claimed in claim 4, is characterized in that: this sept is arranged between this passivation layer and this public electrode, and this second line layer comprises the padded layer overlapping with this sept.
6. display panels as claimed in claim 5, it is characterized in that: the grid that this first line layer comprises gate line and is connected with this gate line, this second line layer also comprise source electrode line, the source electrode connected with this source electrode line and with the spaced drain electrode of this source electrode, this source electrode line and this gate line cross arrangement, and its Minimum Area surrounding is defined as a pixel region, this grid, this source electrode, this drain electrode and this semiconductor layer are defined as thin film transistor (TFT), and this thin film transistor (TFT) is positioned at this gate line corner crossing with this source electrode line.
7. display panels as claimed in claim 6, is characterized in that: this pixel electrode, to should pixel region setting, be arranged on the surface of a side of contiguous this liquid crystal layer of this insulation course, and be connected with this drain electrode.
8. display panels as claimed in claim 7, is characterized in that: this public electrode is one whole transparency electrode, and this public electrode is provided with multiple spaced slits to position that should pixel electrode.
9. display panels as claimed in claim 1, is characterized in that: this dyed layer comprises red colored unit, green coloring unit, blue-colored unit.
10. display panels as claimed in claim 1, is characterized in that: this public electrode and this pixel electrode are transparency electrodes, and its material is tin indium oxide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310296127.8A CN104122722A (en) | 2013-07-16 | 2013-07-16 | Liquid crystal display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310296127.8A CN104122722A (en) | 2013-07-16 | 2013-07-16 | Liquid crystal display panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104122722A true CN104122722A (en) | 2014-10-29 |
Family
ID=51768196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310296127.8A Pending CN104122722A (en) | 2013-07-16 | 2013-07-16 | Liquid crystal display panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104122722A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104777661A (en) * | 2015-03-31 | 2015-07-15 | 深超光电（深圳）有限公司 | Liquid crystal display panel and manufacturing method thereof |
| CN105676551A (en) * | 2016-04-13 | 2016-06-15 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and liquid crystal display |
| CN106200107A (en) * | 2016-09-30 | 2016-12-07 | 京东方科技集团股份有限公司 | A kind of display base plate, display floater and display device |
| CN111240117A (en) * | 2020-03-25 | 2020-06-05 | 深圳市华星光电半导体显示技术有限公司 | Display panel and display device |
| CN112785917A (en) * | 2019-11-04 | 2021-05-11 | 群创光电股份有限公司 | Electronic device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101013174A (en) * | 2007-01-25 | 2007-08-08 | 京东方科技集团股份有限公司 | Colorful light filter structure |
| CN101592813A (en) * | 2008-05-30 | 2009-12-02 | 索尼株式会社 | Display device |
| CN101825963A (en) * | 2009-03-03 | 2010-09-08 | 瀚宇彩晶股份有限公司 | Embedded touch input display panel |
| CN101846860A (en) * | 2009-03-05 | 2010-09-29 | Nec液晶技术株式会社 | The image display of liquid crystal display cells and use liquid crystal display cells |
| CN101918887A (en) * | 2008-03-05 | 2010-12-15 | 夏普株式会社 | Liquid crystal display device |
| CN102053428A (en) * | 2009-10-30 | 2011-05-11 | 株式会社日立显示器 | Liquid crystal display device |
| CN102445800A (en) * | 2010-10-08 | 2012-05-09 | 乐金显示有限公司 | Liquid crystal display device |
-
2013
- 2013-07-16 CN CN201310296127.8A patent/CN104122722A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101013174A (en) * | 2007-01-25 | 2007-08-08 | 京东方科技集团股份有限公司 | Colorful light filter structure |
| CN101918887A (en) * | 2008-03-05 | 2010-12-15 | 夏普株式会社 | Liquid crystal display device |
| CN101592813A (en) * | 2008-05-30 | 2009-12-02 | 索尼株式会社 | Display device |
| CN101825963A (en) * | 2009-03-03 | 2010-09-08 | 瀚宇彩晶股份有限公司 | Embedded touch input display panel |
| CN101846860A (en) * | 2009-03-05 | 2010-09-29 | Nec液晶技术株式会社 | The image display of liquid crystal display cells and use liquid crystal display cells |
| CN102053428A (en) * | 2009-10-30 | 2011-05-11 | 株式会社日立显示器 | Liquid crystal display device |
| CN102445800A (en) * | 2010-10-08 | 2012-05-09 | 乐金显示有限公司 | Liquid crystal display device |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104777661A (en) * | 2015-03-31 | 2015-07-15 | 深超光电（深圳）有限公司 | Liquid crystal display panel and manufacturing method thereof |
| US9720292B2 (en) | 2015-03-31 | 2017-08-01 | Century Technology (Shenzhen) Corporation Limited | Liquid crystal display panel and method for making same |
| CN105676551A (en) * | 2016-04-13 | 2016-06-15 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and liquid crystal display |
| WO2017177537A1 (en) * | 2016-04-13 | 2017-10-19 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and liquid crystal display |
| US20180088402A1 (en) * | 2016-04-13 | 2018-03-29 | Shenzhen China Star Optoelectronics Technologies Co., Ltd. | Liquid Crystal Display Panel and Liquid Crystal Display |
| CN106200107A (en) * | 2016-09-30 | 2016-12-07 | 京东方科技集团股份有限公司 | A kind of display base plate, display floater and display device |
| CN112785917A (en) * | 2019-11-04 | 2021-05-11 | 群创光电股份有限公司 | Electronic device |
| CN112785917B (en) * | 2019-11-04 | 2023-10-10 | 群创光电股份有限公司 | electronic device |
| CN111240117A (en) * | 2020-03-25 | 2020-06-05 | 深圳市华星光电半导体显示技术有限公司 | Display panel and display device |
| CN111240117B (en) * | 2020-03-25 | 2022-07-12 | 深圳市华星光电半导体显示技术有限公司 | Display panel and display device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10088720B2 (en) | TFT array substrate and display device with tilt angle between strip-like pixel electrodes and direction of initial alignment of liquid crystals | |
| CN103926759B (en) | Liquid crystal indicator | |
| KR102135792B1 (en) | Curved liquid crystal display | |
| JP6105602B2 (en) | Array substrate for display device, color filter substrate, and manufacturing method thereof | |
| US20160071883A1 (en) | Array substrate, display panel and display device | |
| CN103576397B (en) | Liquid crystal indicator | |
| CN103294273A (en) | In cell touch panel and display device | |
| TW201300916A (en) | Pixel structure and driving method thereof | |
| CN204302636U (en) | A kind of display device | |
| US10620487B2 (en) | Pixel structure, array substrate, display device and method for manufacturing the same | |
| CN103885260A (en) | Display panel | |
| CN103345096B (en) | Display panel and display device | |
| CN104035250B (en) | Active component array substrate | |
| CN105068344A (en) | Display panel and pixel array thereof | |
| KR20170080273A (en) | Liquid crystal display device | |
| CN102945094B (en) | A kind of In-cell touch panel and display device | |
| CN104122722A (en) | Liquid crystal display panel | |
| CN104991376A (en) | Liquid crystal display and liquid crystal panel thereof | |
| CN103064218A (en) | Liquid crystal display device | |
| CN104460137A (en) | Display panel and display device | |
| CN105093606A (en) | An array substrate, a liquid crystal display panel and a liquid crystal display device | |
| TW201905565A (en) | Array substrate and display panel | |
| CN103744230A (en) | LCD (Liquid Crystal Display) panel and manufacturing method | |
| CN203299777U (en) | Embedded type touch screen and display device | |
| US20140063419A1 (en) | Display Panel and Liquid Crystal Display Device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20141029 |
|
| RJ01 | Rejection of invention patent application after publication |