CN211554557U - Liquid crystal display panel - Google Patents
Liquid crystal display panel Download PDFInfo
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- CN211554557U CN211554557U CN201922441559.9U CN201922441559U CN211554557U CN 211554557 U CN211554557 U CN 211554557U CN 201922441559 U CN201922441559 U CN 201922441559U CN 211554557 U CN211554557 U CN 211554557U
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 57
- 239000000758 substrate Substances 0.000 claims abstract description 66
- 239000011159 matrix material Substances 0.000 claims abstract description 31
- 239000011521 glass Substances 0.000 claims description 3
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 claims description 3
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims description 2
- 239000012528 membrane Substances 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 description 10
- 230000005684 electric field Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000010408 film Substances 0.000 description 5
- 230000004044 response Effects 0.000 description 5
- 230000035515 penetration Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
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Abstract
The utility model discloses a liquid crystal display panel, various membrane base plate and array substrate including relative setting to and be located the liquid crystal layer between various membrane base plate and the array substrate, various membrane base plate includes first basement, color resistance layer and black matrix, and color resistance layer and black matrix are each other spaced and are set up the one side that is close to the liquid crystal layer on first basement, and color resistance layer covers black matrix, and color resistance layer corresponds position department with black matrix and is provided with first recess, is provided with first conducting layer in the first recess. The array substrate comprises a second substrate, a first insulating layer, a second conducting layer, a third conducting layer and a third insulating layer, wherein the second conducting layer covers the first insulating layer, the third conducting layer covers the second conducting layer, and the third insulating layer is arranged between the second conducting layer and the third conducting layer. The third conducting layers are arranged in a strip shape at intervals on the whole surface, a second insulating layer is further arranged between the second conducting layers and the first insulating layer, the shapes of the second insulating layer and the third conducting layers are matched, and the vertical projections of the second insulating layer and the third conducting layers on the second substrate are overlapped.
Description
Technical Field
The utility model relates to a liquid crystal display technology field especially relates to a liquid crystal display panel.
Background
The lcd panel generally includes an array substrate, a color filter substrate, and a liquid crystal layer filled between the array substrate and the color filter substrate. The color film substrate comprises a first transparent substrate, a black matrix, a color resistor, a first orientation layer and the like. The array substrate comprises a second transparent substrate, an insulating layer, an electrode layer, a second orientation layer and the like. The array substrate further comprises a plurality of data lines and scanning lines which are staggered with each other, a pixel area is defined by the two adjacent data lines and the two adjacent scanning lines, the pixel area corresponds to the color resistance of the color film substrate in a one-to-one mode, a pixel electrode and a common electrode are formed on at least one of the array substrate and the color film substrate, voltage is respectively applied to the pixel electrode and the common electrode in the display panel, liquid crystal in the liquid crystal layer is driven to deflect by utilizing voltage difference generated between the pixel electrode and the common electrode, the orientation angle of liquid crystal molecules is modulated by controlling the change of electric field intensity, so that the light transmittance of the backlight source is changed, the liquid crystal can be driven to deflect by large voltage difference, and the power consumption of the display panel is increased. With the progress of social economy and science and technology, an OLED (Organic Light-emitting diode) display appears in the market, and the display does not need a backlight source, while the lcd display needs to include a liquid crystal panel and a backlight unit, so that the reduction of the display power consumption is one of the difficulties that the lcd display needs to overcome.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the present invention provides a liquid crystal display panel with a novel structure. By reducing the vertical electric field between the auxiliary electrode and each pixel electrode, the saturation voltage for driving the liquid crystal molecules is reduced, thereby reducing power consumption. In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a liquid crystal display panel, including the various membrane base plate and the array substrate of relative setting, and be located various membrane base plate with liquid crystal layer between the array substrate, wherein, various membrane base plate includes first basement, color resistance layer and black matrix, the color resistance layer with black matrix separates each other and sets up to be close to in the first basement one side of liquid crystal layer, the color resistance layer covers black matrix, be provided with first recess on the color resistance layer, first recess is located under the black matrix, be provided with first conducting layer in the first recess.
The array substrate further comprises a second substrate, a gate layer, a gate insulating layer, an active layer, a source electrode, a drain electrode, a first insulating layer, a second conducting layer, a third conducting layer and a third insulating layer, wherein the gate layer is arranged on one side, close to the liquid crystal layer, of the second substrate, the gate insulating layer covers the gate layer and the second substrate, the active layer is arranged on the gate insulating layer, the source electrode and the drain electrode are arranged on the gate insulating layer and partially cover the active layer, the first insulating layer covers the gate insulating layer, the source electrode, the drain electrode and the active layer, the second conducting layer covers the first insulating layer, the third conducting layer covers the second conducting layer, and the third insulating layer is arranged between the second conducting layer and the third conducting layer.
Further, the vertical projection of the first conductive layer and the black matrix on the first substrate is coincident.
Furthermore, the third conducting layers are arranged at intervals on the whole surfaces in a strip shape, second grooves are correspondingly arranged on the first insulating layer at intervals of the third conducting layers, and the horizontal distance between every two adjacent second grooves is consistent with the width of the third conducting layers.
Furthermore, the third conducting layers are arranged in a strip shape at intervals on the whole surface, a second insulating layer is further arranged between the second conducting layer and the first insulating layer, the shapes of the second insulating layer and the third conducting layers are matched, and the vertical projections of the second insulating layer and the third conducting layers on the second substrate are overlapped.
Further, the second conductive layer covers the first insulating layer and the second insulating layer.
Furthermore, the color resistance layer comprises a red color resistance, a green color resistance and a blue color resistance which are arranged at intervals, and the adjacent color resistances are mutually abutted and cover the black matrix between the two color resistances.
Further, the first substrate and the second substrate are glass substrates.
Further, the first conductive layer, the second conductive layer and the third conductive layer are made of any one of indium tin oxide and indium zinc oxide.
Further, a flat layer is arranged on one side, close to the liquid crystal layer, of the color film substrate, and the flat layer covers the color resistance layer and the first conductive layer.
The utility model discloses second common electrode staggers from top to bottom with the pixel electrode, has reduced the perpendicular electric field between auxiliary control electrode and the pixel electrode, is favorable to improving the penetration rate and shortens response time, reduces saturation voltage and reduces the consumption. The patterns of the auxiliary control electrode and the black matrix are completely the same, and the simultaneous manufacture of the black matrix and the auxiliary control electrode can be realized by one-time exposure of a photomask without adding a photomask for manufacturing the auxiliary control electrode. Thus, the process can be simplified, thereby saving the process time and reducing the production cost. Because the simultaneous manufacture of the black matrix and the auxiliary control electrode is realized by one-time exposure of one photomask, the alignment problem does not exist when the black matrix and the auxiliary control electrode are manufactured. Compared with the traditional architecture, the saturation voltage of the new architecture is reduced by about 12%, and the power consumption is saved.
Drawings
Fig. 1 is a schematic view of a partial structure of a liquid crystal display panel according to an embodiment of the present invention;
FIG. 2 is a table showing the simulation of the new architecture and the existing architecture of the present invention;
FIG. 3 is a VT graph of the new architecture and the conventional architecture of the present invention;
FIG. 4 is a VT graph of another new architecture and a conventional architecture of the present invention;
FIG. 5 is a schematic diagram of a partial structure of a liquid crystal display panel according to an embodiment of the present invention;
the following are marked in the figure:
10-a first substrate, 11-a black matrix, 12-a color grouping layer, 13-a first groove, 14-a first conductive layer, 15-a flat layer;
40-a liquid crystal layer; 50-new architecture VT Curve, 60-existing architecture VT Curve
20-a second substrate, 21-a gate layer, 22-a gate insulating layer, 23-an active layer, 24-a source, 25-a drain, 26-a first insulating layer, 27-a second insulating layer, 28-a third insulating layer, 29-a second conductive layer, 30-a third conductive layer; 31-second groove.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings. Like elements in the various figures are denoted by like reference numerals. For purposes of clarity, the various features in the drawings are not necessarily drawn to scale. Moreover, certain well-known elements may not be shown in the figures. Numerous specific details of the invention, such as structure, materials, dimensions, processing techniques and techniques of components, are set forth in the following description in order to provide a more thorough understanding of the invention. However, as will be understood by those skilled in the art, the present invention may be practiced without these specific details.
Example one
Fig. 1 is a schematic view of a partial structure of a liquid crystal display panel according to an embodiment of the present invention;
as shown in fig. 1, the utility model provides a liquid crystal display panel, various membrane base plate and array substrate including relative setting to and be located the liquid crystal layer 40 between various membrane base plate and the array substrate, wherein, various membrane base plate includes first basement 10, color resistance layer 12 and black matrix 11, color resistance layer 12 sets up the one side that is close to liquid crystal layer 40 on first basement 10 with black matrix 11 mutual interval, color resistance layer 12 covers black matrix 11, color resistance layer 12 is provided with first recess 13 with black matrix 11 relevant position department, first recess 13 is located under black matrix 11, be provided with first conducting layer 14 in the first recess 13. The first conductive layer 14 and the black matrix 11 coincide in vertical projection on the first substrate 10. Since the first conductive layer 14 is adapted to the shape of the black matrix 11, the first conductive layer 14 and the black matrix layer 11 can share a Mask when manufacturing the color filter substrate. The color resist layer 12 includes a red color resist, a green color resist, and a blue color resist which are disposed at intervals, and adjacent color resists are abutted against each other to cover the black matrix 11 therebetween. One side of the color film substrate, which is close to the liquid crystal layer 40, is provided with a flat layer 15, and the entire flat layer 15 covers the color resist layer 12 and the first conductive layer 14. The first conductive layer 14 is a patterned electrode.
The array substrate comprises a second substrate 20, a gate layer 21, a gate insulating layer 22, an active layer 23, a source electrode 24, a drain electrode 25, a first insulating layer 26, a second conducting layer 29, a third conducting layer 30 and a third insulating layer 28, wherein the gate layer 21 is arranged on one side, close to the liquid crystal layer 40, of the second substrate 20, the gate insulating layer 22 covers the gate layer 21 and the second substrate 20, the active layer 23 is arranged on the gate insulating layer 22, the source electrode 24 and the drain electrode 25 are arranged on the gate insulating layer 22 and partially cover the active layer 23, the first insulating layer 26 covers the gate insulating layer 22, the source electrode 24, the drain electrode 25 and the active layer 23, the first conducting layer 26 covers the second insulating layer 29, the third conducting layer 30 covers the second conducting layer 29, and the third insulating layer 28 is arranged between the second conducting layer 29 and the. The third conductive layers 30 are arranged at intervals in a strip shape, the first insulating layer 26 is correspondingly provided with second grooves 31 at the intervals of the third conductive layers 30, the horizontal distance between two adjacent second grooves 31 is consistent with the width of the third conductive layers 30, that is, the vertical projection of the third conductive layers 30 on the second substrate 20 is positioned between two adjacent second grooves 31.
In this embodiment, the first conductive layer 14 is an auxiliary control electrode or a first common electrode, the second conductive layer 29 is a second common electrode, and the third conductive layer 30 is a pixel electrode. The first and second substrates 10 and 20 are glass substrates or other transparent resin substrates. The first conductive layer 14, the second conductive layer 29, and the third conductive layer 30 are made of any transparent conductive material of indium tin oxide and indium zinc oxide, but the present invention is not limited thereto.
The liquid crystal display panel provided in this embodiment is suitable for liquid crystal display panels of in-plane switching (IPS), Fringe Field Switching (FFS), and other modes, in which the common electrode and the pixel electrode are both formed on the same substrate (that is, a thin film transistor array substrate), and when an electric field for display is applied between the common electrode and the pixel electrode, liquid crystal molecules rotate in a plane substantially parallel to the substrate to obtain a wide viewing angle. In this embodiment, the liquid crystal display panel will be described by taking a Fringe Field Switching (FFS) mode as an example.
The utility model discloses second common electrode staggers from top to bottom with the pixel electrode, has reduced the perpendicular electric field between auxiliary control electrode and the pixel electrode, is favorable to improving the penetration rate and shortens response time, reduces saturation voltage and reduces the consumption. The patterns of the auxiliary control electrode and the black matrix are completely the same, and the simultaneous manufacture of the black matrix and the auxiliary control electrode can be realized by one-time exposure of a photomask without adding a photomask for manufacturing the auxiliary control electrode. Thus, the process can be simplified, thereby saving the process time and reducing the production cost. Because the simultaneous manufacture of the black matrix and the auxiliary control electrode is realized by one-time exposure of one photomask, the alignment problem does not exist when the black matrix and the auxiliary control electrode are manufactured. Compared with the traditional architecture, the saturation voltage of the new architecture is reduced by about 12%, and the power consumption is saved.
FIG. 2 is a table showing the simulation of the new architecture and the existing architecture of the present invention; FIG. 3 is a VT graph of the new architecture and the conventional architecture of the present invention; fig. 4 is a VT graph of another new and conventional architecture of the present invention.
It can be seen from fig. 2 to fig. 4 that the utility model provides a new framework compares with current framework, as in fig. 3 new framework adopts the V05 liquid crystal, to the V05 liquid crystal, saturation voltage falls to 4.6V by 5.2V, promotes 11.5%, Response Time (RT) falls to 34.4ms by 35.4ms, promotes 2.8%, and penetration rate (TR) falls to 4.292% by 4.357%, has fallen about-1.5%, and the difference is not big. As the new structure in FIG. 4 adopts V665 liquid crystal, for V665 liquid crystal, the saturation voltage is reduced from 4V to 3.6V, the saturation voltage is increased by 10%, the penetration rate (TR) is reduced from 4.344% to 4.281%, the saturation voltage is reduced by about-1.5%, and the difference is not large.
Compared with the traditional structure, the new structure has weaker longitudinal electric field, so the saturation voltage is reduced, and the VT curve is shifted to the left. The utility model discloses the required drive saturation voltage of new framework is less than the required drive saturation voltage of current framework, the utility model discloses the new framework has reduced drive voltage, has reduced the consumption, the utility model discloses the liquid crystal display panel response time of new framework reduces to some extent, has accelerated the response speed of liquid crystal promptly, and liquid crystal display panel's Transmissivity (TR) differs little, has promoted liquid crystal display panel's demonstration image quality.
Example two
FIG. 5 is a schematic diagram of a partial structure of a liquid crystal display panel according to an embodiment of the present invention;
as shown in fig. 5, the liquid crystal display panel of the present embodiment is different from the first embodiment in that: the first insulating layer 26 is not provided with the second grooves 31, the third conductive layers 30 are arranged at intervals in a strip shape, the second insulating layer 27 is further arranged between the second conductive layer 29 and the first insulating layer 26, and the second insulating layer 27 and the third conductive layers 30 are adaptive in shape and coincide with the vertical projection of the third conductive layers 30 on the second substrate 20. A second conductive layer 29 overlies the first insulating layer 26 and the second insulating layer 27. Since the third conductive layer 30 is adapted to the shape of the second insulating layer 27, the third conductive layer 30 can share a Mask with the second insulating layer 27 and the third insulating layer 28 can be planarized when manufacturing the array substrate. The liquid crystal display panel of the present embodiment has the same structure and technical effects as those of the liquid crystal display panel of the first embodiment, and will not be described in detail.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed with the preferred embodiment, it is not limited to the present invention, and any skilled person can make modifications or changes equivalent to the above embodiments without departing from the scope of the present invention, but all the modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are within the scope of the present invention.
Claims (10)
1. The liquid crystal display panel comprises a color film substrate, an array substrate and a liquid crystal layer, wherein the color film substrate and the array substrate are arranged oppositely, and the liquid crystal layer is positioned between the color film substrate and the array substrate.
2. The liquid crystal display panel according to claim 1, wherein the array substrate comprises a second substrate, a gate layer, a gate insulating layer, an active layer, source and drain electrodes, a first insulating layer, a second conductive layer, a third insulating layer, a grid electrode layer is arranged on one side, close to the liquid crystal layer, of the second substrate, the grid electrode insulating layer covers the grid electrode layer and the second substrate, the active layer is disposed on the gate insulating layer, the source and drain electrodes are disposed on the gate insulating layer and partially cover the active layer, the first insulating layer covers the gate insulating layer, the source electrode, the drain electrode, and the active layer, the second conductive layer covers the first insulating layer, the third conducting layer covers the second conducting layer, and the third insulating layer is arranged between the second conducting layer and the third conducting layer.
3. The liquid crystal display panel according to claim 1, wherein a vertical projection of the first conductive layer and the black matrix on the first substrate coincides.
4. The lcd panel of claim 2, wherein the third conductive layers are disposed at intervals along the entire surface of the third conductive layer, the first insulating layer is correspondingly disposed with second grooves at the intervals of the third conductive layers, and the horizontal distance between two adjacent second grooves is consistent with the width of the third conductive layer.
5. The lcd panel of claim 2, wherein the third conductive layers are disposed at intervals over the entire surface of the substrate, a second insulating layer is disposed between the first insulating layer and the second conductive layer, and the second insulating layer and the third conductive layers have corresponding shapes and are aligned with each other in vertical projection on the second substrate.
6. The liquid crystal display panel according to claim 5, wherein the second conductive layer covers the first insulating layer and the second insulating layer.
7. The liquid crystal display panel according to claim 3, wherein the color resist layer comprises a red color resist, a green color resist and a blue color resist which are disposed at intervals, and the adjacent color resists are abutted against each other and cover the black matrix therebetween.
8. The liquid crystal display panel according to claim 2, wherein the first substrate and the second substrate are glass substrates.
9. The liquid crystal display panel according to claim 2, wherein the first conductive layer, the second conductive layer, and the third conductive layer are made of a transparent conductive material selected from indium tin oxide and indium zinc oxide.
10. The liquid crystal display panel according to claim 3, wherein a planarization layer is disposed on one side of the color filter substrate close to the liquid crystal layer, and the planarization layer covers the color resist layer and the first conductive layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922441559.9U CN211554557U (en) | 2019-12-30 | 2019-12-30 | Liquid crystal display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922441559.9U CN211554557U (en) | 2019-12-30 | 2019-12-30 | Liquid crystal display panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211554557U true CN211554557U (en) | 2020-09-22 |
Family
ID=72511683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922441559.9U Active CN211554557U (en) | 2019-12-30 | 2019-12-30 | Liquid crystal display panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211554557U (en) |
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2019
- 2019-12-30 CN CN201922441559.9U patent/CN211554557U/en active Active
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