CN206209238U - Array base palte and display panel - Google Patents
Array base palte and display panel Download PDFInfo
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- CN206209238U CN206209238U CN201621288208.9U CN201621288208U CN206209238U CN 206209238 U CN206209238 U CN 206209238U CN 201621288208 U CN201621288208 U CN 201621288208U CN 206209238 U CN206209238 U CN 206209238U
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Abstract
The utility model provides a kind of array base palte and display panel, and array base palte includes：Substrate；The first metal layer, on the substrate, including a plurality of gate line and gate electrode；Second metal layer, on the first metal layer, with the first metal layer insulation, the second metal layer includes a plurality of data lines, touch-control lead and source-drain electrode electrode；Pixel electrode layer, on the first metal layer, with the first metal layer insulation, the pixel electrode layer includes multiple pixel electrodes；And common electrode layer, on the pixel electrode layer, multiple common electrodes including being multiplexed with the first touch control electrode, each common electrode is connected to touch drive circuit, the projection on the substrate of the common electrode projection covering touch-control lead on the substrate by touch-control lead described at least one.The array base palte and display panel that the utility model is provided can improve the light leak caused by electric field is revealed.
Description
Technical field
The utility model is related to display field, more particularly to a kind of array base palte and display panel.
Background technology
With the development of human-computer interaction technology, touch technology is increasingly used on various displays.Capacitive character is touched
, because its is wear-resistant, long lifespan, maintenance cost is low when user uses, and can support gesture identification and multi-point touch for control technology
Advantage and be widely used.
Capacitive character touch technology can be divided into self-capacitance touch-control skill according to the detection mode of the electric capacity between different objects
Art and mutual capacitance type touch control technology.Self-capacitance touch technology detects defeated according to the capacitance variations between input object and electrode
Enter object presence on the touchscreen, position and motion.Mutual capacitance type touch control technology is then according between electrode caused by input object
Capacitance variations detect input object presence on the touchscreen, position and motion.
No matter use self-capacitance touch technology or mutual capacitance type touch control technology, the display panel of embedded touch control electrode by
It is widely studied the characteristics of it is thinned.In the display panel of prior art, the touch-control with data wire with layer is generally set
Lead is connected to a drive integrated circult will be multiplexed with the touch control electrode of common electrode, meanwhile, layer where common electrode is located at
On layer where touch-control lead, and common electrode hollow out at the position of correspondence touch-control lead.However, such setting can be produced
Raw electric field leakage, and then cause the problem of display panel light leak.Meanwhile, at some in the prior art, pixel electrode layer and touch-control
Lead is located at same layer, if common electrode is in touch-control lead corresponding position hollow out, hollow part segment difference is larger, is unfavorable for friction
Orientation.
Utility model content
The utility model is for the defect for overcoming above-mentioned prior art to exist, there is provided a kind of array base palte and display panel,
It can improve the light leak caused by electric field is revealed.
According to one side of the present utility model, there is provided a kind of array base palte, including：Substrate；The first metal layer, positioned at base
On plate, including a plurality of gate line and gate electrode；Second metal layer, on the first metal layer, insulate with the first metal layer, the
Two metal levels include a plurality of data wire, touch-control lead and source-drain electrode electrode；Pixel electrode layer, on the first metal layer, with
The first metal layer insulate, and pixel electrode layer includes multiple pixel electrodes；And common electrode layer, on pixel electrode layer, bag
The multiple common electrodes for being multiplexed with the first touch control electrode are included, each common electrode is connected by least one corresponding touch-control lead
To touch drive circuit, projection of projection covering touch-control lead of the common electrode on substrate on substrate.
According to another aspect of the present utility model, a kind of display panel, including array base palte as described above are also provided；It is color
Ilm substrate, it is relative with the array base palte；And liquid crystal molecule, between the array base palte and the color membrane substrates.
Compared with prior art, the utility model is by causing that projection of the common electrode layer on substrate covers touch-control lead
Project to improve the light leak caused by electric field is revealed on substrate.Meanwhile, by above-mentioned setting, can also avoid the occurrence of
Pixel electrode layer, positioned at the larger problem of the segment difference caused by same layer, improves the friction matching of display panel with touch-control lead.
Brief description of the drawings
Its example embodiment is described in detail by referring to accompanying drawing, above and other feature of the present utility model and advantage will
Become readily apparent from.
Fig. 1 shows the partial schematic diagram of the array base palte according to the embodiment of the utility model one.
Fig. 2 shows the partial simplified schematic diagram of the array base palte according to the embodiment of the utility model one.
Fig. 3 shows the AA ' sectional views of array base palte shown in Fig. 2.
Fig. 4 shows the BB ' sectional views of array base palte shown in Fig. 2.
Fig. 5 shows the sectional view at the thin film transistor (TFT) of array base palte shown in Fig. 2.
Fig. 6 shows the signal of the array base palte of the use self-tolerant touch technology according to the embodiment of the utility model one
Figure.
Fig. 7 shows the signal of the touch control electrode of the use mutual capacitance type touch technology according to the embodiment of the utility model one
Figure.
Fig. 8 shows the section of the display panel of the use mutual capacitance type touch technology according to the embodiment of the utility model one
Figure.
Specific embodiment
Example embodiment is described more fully with referring now to accompanying drawing.However, example embodiment can be with various shapes
Formula is implemented, and is not understood as limited to implementation method set forth herein；Conversely, thesing embodiments are provided so that this practicality is new
The design of example embodiment fully and completely, and will comprehensively be conveyed to those skilled in the art by type.It is identical in figure
Reference represent same or similar structure, thus repetition thereof will be omitted.
Described feature, structure or characteristic can be combined in one or more implementation methods in any suitable manner
In.In the following description, there is provided many details fully understand so as to be given to implementation method of the present utility model.So
And, one of ordinary skill in the art would recognize that, there is no one or more in specific detail, or using other methods, constituent element,
Material etc., it is also possible to put into practice the technical solution of the utility model.In some cases, be not shown in detail or describe known features,
Material operates to avoid fuzzy the utility model.
Accompanying drawing of the present utility model is only used for illustrating relative position relation, and the thickness at some positions employs the drawing lavished praise on oneself
In order to understand, the thickness in accompanying drawing does not represent the proportionate relationship of actual thickness to mode.
In order to solve the problems, such as light leak in the prior art caused by electric field is revealed, the utility model provides a kind of battle array
Row substrate, including：Substrate；The first metal layer, on substrate, including a plurality of gate line and gate electrode；Second metal layer, position
In on the first metal layer, with the first metal layer insulation, second metal layer includes a plurality of data lines, touch-control lead and source-drain electrode electricity
Pole；Pixel electrode layer, on the first metal layer, with the first metal layer insulation, pixel electrode layer includes multiple pixel electrodes；With
And common electrode layer, on pixel electrode layer, including multiple common electrodes of the first touch control electrode are multiplexed with, each common electrode
Touch drive circuit, common electrode projection covering touch-control lead on the substrate are connected to by least one touch-control lead
Projection on substrate.
Multiple embodiments of the utility model offer are described below in conjunction with the accompanying drawings.
The partially schematic of the array base palte according to the embodiment of the utility model one is shown referring first to Fig. 1 and Fig. 2, Fig. 1
Figure, Fig. 2 shows the partial simplified schematic diagram of the array base palte according to the embodiment of the utility model one.Array base palte 100 includes
Substrate 101, the first metal layer, second metal layer, pixel electrode layer and common electrode layer 150.
The first metal layer is located on substrate.The first metal layer includes the grid of a plurality of gate line 111 and thin film transistor (TFT) 130
Electrode.A plurality of gate line 111 (i.e. first direction) can extend in X direction, and by Y-direction (i.e. second direction, perpendicular to first party
To) arrangement.
Second metal layer is located on the first metal layer at the place of gate line 111.Second metal layer insulate with the first metal layer.
Second metal layer includes the source-drain electrode electrode of a plurality of data lines 121, touch-control lead 122 and thin film transistor (TFT) 130.A plurality of data lines
121 can extend along Y-direction, and be arranged by X-direction.Touch-control lead 122 is parallel to data wire 121.
Pixel electrode layer is located on the first metal layer at the place of gate line 111.Pixel electrode layer insulate with the first metal layer.
Pixel electrode layer includes multiple pixel electrodes 123.Each pixel electrode 123 insulate with data wire 121 and touch-control lead 122.Each picture
Plain electrode 123 is electrically connected with the drain electrode of thin film transistor (TFT) 130.Specifically, each pixel electrode 123 is located at adjacent data line 121
Between.Alternatively, multiple pixel regions that a plurality of data lines 121 and a plurality of gate line 111 are intersected to form, each pixel region bag
Include a pixel electrode 123.In the present embodiment, the pixel electrode layer where pixel electrode 123 and the where data wire 121
Two metal levels are located at same layer, and are made from a variety of materials.Can be reduced by such mode and be located at the in the prior art
The fabrication steps of the planarization layer between two metal levels and pixel electrode layer.
Common electrode layer 150 is located on the pixel electrode layer at the place of pixel electrode 123.Common electrode layer 150 includes multiplexing
It is multiple common electrodes of the first touch control electrode.Each common electrode is connected to touch drive circuit by touch-control lead 122.This reality
Each common electrode correspondence one touch-control lead of connection in example is applied, in other implementations, each common electrode can also
Correspondence two touch-control leads of connection.
Alternatively, common electrode layer 150 is by first between the second metal layer and the common electrode layer
The via 151 set on insulating barrier is electrically connected to touch-control lead 122.Each common electrode of common electrode layer 150 is on the substrate 101
Projection covering touch-control 122 projection on the substrate 101 of lead.Specifically, etch to form touch control electrode in common electrode layer, one
As, the size of the touch control electrode is more much larger than a pixel cell, can accomplish the 60*60 size of pixel cell, touch-control
The demand that the width of electrode is general is 4mm or so (3~5mm), and such as 5.5FHD (pixel 63um) is using the big of 60*60 pixel cells
Small i.e. 3.78mm.
Because each Rotating fields of array base palte 100 are difficult to be shown by a sectional view, therefore, by with reference to figure
The sectional view of 3 to Fig. 5 diverse locations describes the stepped construction of array base palte 100.
With further reference to Fig. 3, Fig. 3 shows the AA ' sectional views of array base palte shown in Fig. 2.As shown in figure 3, pixel electrode
The second metal layer where pixel electrode layer and data wire 121 where 123 is located on substrate 101.Where pixel electrode 123
Pixel electrode layer is located at same layer with the second metal layer where data wire 121.Pixel electrode 123 and data wire 121 and touch-control
There is interval to be insulated with data wire 121 and touch-control lead 122 between lead 122.
Common electrode layer 150 is located on the pixel electrode layer at the place of pixel electrode 123.According to Fig. 3, common electrode layer 150
Common electrode on the substrate 101 projection covering touch-control 122 projection on the substrate 101 of lead feature can become apparent from
Show.By such set-up mode, can improve due to the electric field electric leakage under common electrode layer 150 and then the light leak of generation is asked
Topic.
Also include the first insulating barrier 160 between second metal layer where common electrode layer 150 and data wire 121.At this
In embodiment, common electrode layer 150 can be planarized the upper surface of array base palte (Fig. 1 labels 100), and picture is avoided the occurrence of with this
Plain electrode layer, positioned at the larger problem of the segment difference caused by same layer, improves the friction matching of display panel with touch-control lead.
With further reference to Fig. 4, Fig. 4 shows the BB ' sectional views of array base palte shown in Fig. 2.As shown in figure 4, common electrode
Via 151 is provided with the first insulating barrier 160 between second metal layer where layer 150 and data wire 121.Common electrode layer
150 common electrode can be electrically connected by via 151 with the touch-control lead 122 of second metal layer.In some change case, altogether
Can also be electrically connected with touch-control lead 122 for example, by other modes such as bridge joints with the common electrode of electrode layer 150.This area skill
Art personnel can realize more change case, will not be described here.
With further reference to Fig. 5, Fig. 5 shows the sectional view at the thin film transistor (TFT) of array base palte shown in Fig. 2.Film crystal
Pipe 130 is located on substrate 101, and the drain electrode of thin film transistor (TFT) 130 electrically connects to drive and source-drain electrode electrode with pixel electrode
With the pixel electrode of layer.Specifically, thin film transistor (TFT) 130 includes the semiconductor layer 134, grid being sequentially located on substrate 101
Electrode 131 and source-drain electrode electrode 132,133.Between semiconductor layer 134 and gate electrode 131, gate electrode 131 and source-drain electrode electricity
Insulating barrier is additionally provided between pole 132,133.Common electrode layer 150 is located on thin film transistor (TFT) 130.First insulating barrier 160
Between common electrode layer 150 and thin film transistor (TFT) 130.Fig. 5 only shows a kind of implementation of the structure of thin film transistor (TFT) 130
Example, the structure of thin film transistor (TFT) 130 is not so limited, and thin film transistor (TFT) 130 can be top gate type, bottom gate type, double grid type etc..
Below with reference to Fig. 6, Fig. 6 shows the array of the use self-tolerant touch technology according to the embodiment of the utility model one
The schematic diagram of substrate.Array base palte 200 is multiplexed with the public electrode 210 of the first touch control electrode including polylith.Each public electrode 210
Arranged by matrix form.Every piece of public electrode 210 is by via 230 and the touch-control lead extended along Y-direction (i.e. second direction)
220 electrical connections, and touch drive circuit 240 is electrically connected to by touch-control lead 220.Touch drive circuit 240 is touched by each
Control lead 220 is shown or touch control detection to the transmission common electrode signal of public electrode 210 or touching signals.Using certainly
The array base palte 100 of appearance formula touch technology is touched by measuring the capacitance variations between public electrode 210 and input object
Control sensing.
Using in the array base palte 200 of self-tolerant touch technology, every piece of public electrode 210 is corresponded in the plane in substrate
The touch-control lead 220 that covering is intersected with the public electrode 210, is improved due to the electric field electric leakage under common electrode layer and then is produced with this
Raw leakage problem.
Below with reference to Fig. 7, Fig. 7 shows the touch-control of the use mutual capacitance type touch technology according to the embodiment of the utility model one
The schematic diagram of electrode.Multiple first touch control electrodes 311 and multiple second touch control electrodes 312 are shown in Fig. 7.Multiple first touch-control electricity
Pole 311 is strip shaped electric poles.Multiple first touch control electrodes 311 by X-direction (i.e. first direction) arrangement, and along Y-direction (i.e. second party
To perpendicular to X-direction) extend.Multiple second touch control electrodes 312 are strip shaped electric poles.Multiple second touch control electrodes 312 press Y-direction
Arrangement, and extend in X direction.The throwing of multiple first touch control electrodes 311 and multiple second touch control electrodes 312 in touch-control display panel
Shadow side is upwardly formed multiple overlapping regions, and the plurality of overlapping region can be used to detect the position that whether touch-control occurs and touch-control occurs
Put.
Multiple first touch control electrodes 311 are multiplexed with the common electrode of common electrode layer shown in Fig. 1 (Fig. 1 labels 150).It is multiple
First touch control electrode 311 is connected to touch drive circuit by the touch-control lead (Fig. 1 labels 122) extended along Y-direction, wherein touching
Control lead is connected in the first touch control electrode 311 by via.Multiple first touch control electrodes 311 are corresponded in the plane in substrate
The touch-control lead that is electrically connected with first touch control electrode 311 of covering, with this improve due to the electric field under common electrode layer leak electricity into
And the leakage problem for producing.
Alternatively, multiple second touch control electrodes 312 and multiple first touch control electrodes 311 may be connected to same touch-control and drive electricity
Road.In some change case, multiple second touch control electrodes 312 and multiple first touch control electrodes 311 may be connected to different touch-controls
Drive circuit.
Below with reference to Fig. 8, Fig. 8 shows the display of the use mutual capacitance type touch technology according to the embodiment of the utility model one
The sectional view of panel.Display panel includes array base palte 310, color membrane substrates 320 and liquid crystal molecule.Array base palte 310 and coloured silk
Ilm substrate 320 is relative.Liquid crystal molecule is located between array base palte 310 and color membrane substrates 320.Array base palte 310 has and Fig. 1 phases
Same structure.The electric field that the pixel electrode and common electrode of array base palte are produced makes to be located at array base palte 310 and color membrane substrates 320
Between liquid crystal molecule deflection.Color membrane substrates 320 are provided with color blocking material and then make have face by the light of color membrane substrates 320
Color.
Array base palte 310 includes the common electrode layer for being multiplexed with the first touch control electrode 311.Alternatively, display panel is also
Including second touch control electrode layer.Second touch control electrode layer is located at any surface of color membrane substrates 320.For example, in the present embodiment,
Second touch control electrode layer is located at the surface of the array base palte 310 of color membrane substrates 320.Second touch control electrode layer includes multiple second
Touch control electrode 322.Multiple second touch control electrodes 322 are relative with multiple first touch control electrodes 311.Multiple second touch control electrodes 322
The bearing of trend (as shown in Figure 6) for extending perpendicularly to multiple first touch control electrodes 311.
Above-mentioned each accompanying drawing is only the arraying bread board and display panel for schematically showing the utility model offer.In order to
For the sake of clear, component shape, number of elements and clipped element in the above-mentioned each figure of simplification, those skilled in the art can be with root
It is changed according to actual demand, these changes will not be described here all in protection domain of the present utility model.
Compared with prior art, the utility model is by causing that projection of the common electrode layer on substrate covers touch-control lead
Project to improve the light leak caused by electric field is revealed on substrate.Meanwhile, by above-mentioned setting, can also avoid the occurrence of
Pixel electrode layer, positioned at the larger problem of the segment difference caused by same layer, improves the friction matching of display panel with touch-control lead.
More than it is particularly shown and described illustrative embodiments of the present utility model.It should be understood that the utility model
Be not limited to disclosed implementation method, conversely, the utility model be intended to cover it is various comprising within the scope of the appended claims
Modification and equivalent replacement.
Claims (10)
1. a kind of array base palte, it is characterised in that including：
Substrate；
The first metal layer, on the substrate, including a plurality of gate line and gate electrode；
Second metal layer, on the first metal layer, with the first metal layer insulation, the second metal layer includes many
The data wire of bar, touch-control lead and source-drain electrode electrode；
Pixel electrode layer, on the first metal layer, with the first metal layer insulation, the pixel electrode layer includes many
Individual pixel electrode；And
Common electrode layer, on the pixel electrode layer, including is multiplexed with multiple common electrodes of the first touch control electrode, each institute
State common electrode and touch drive circuit is connected to by touch-control lead described in corresponding at least one, the common electrode is in institute
State the projection on substrate and cover touch-control lead projection on the substrate.
2. array base palte as claimed in claim 1, it is characterised in that the pixel electrode layer is located at the second metal layer
Same layer, and be made from a variety of materials.
3. array base palte as claimed in claim 2, it is characterised in that
The a plurality of gate line is extended in a first direction, and is arranged by second direction；
The a plurality of data wire extends along the second direction, and by the first direction arrange, the touch-control lead parallel to
The data wire, the first direction is perpendicular to the second direction.
4. array base palte as claimed in claim 3, it is characterised in that the pixel electrode is located between adjacent data line.
5. array base palte as claimed in claim 3, it is characterised in that multiple common electrodes are prolonged along the second direction
Stretch, and arranged by the first direction, the projection on the substrate of each common electrode covers N data lines in the base
Projection on plate, N is the integer more than 1.
6. array base palte as claimed in claim 5, it is characterised in that the width range of the common electrode is 3 millimeters to 5 millis
Between rice, the corresponding touch-control lead of each described common electrode is two.
7. array base palte as claimed in claim 1, it is characterised in that the pixel electrode and the data wire and the touch-control
Lead wire insulation, the pixel electrode is electrically connected with the drain electrode of the source-drain electrode electrode.
8. array base palte as claimed in claim 1, it is characterised in that also include：
First insulating barrier, between the second metal layer and the common electrode layer, is provided with first insulating barrier
For the via that the common electrode layer and the touch-control lead are electrically connected.
9. a kind of display panel, it is characterised in that including：
Array base palte as described in any one of claim 1 to 8；
Color membrane substrates are relative with the array base palte；And
Liquid crystal molecule, between the array base palte and the color membrane substrates.
10. display panel as claimed in claim 9, it is characterised in that also include：
Second touch control electrode layer, positioned at any surface of the color membrane substrates, including multiple second touch control electrodes, and described in multiple
First touch control electrode is relative, and multiple second touch control electrodes extend perpendicularly to prolonging for multiple first touch control electrodes
Stretch direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621288208.9U CN206209238U (en) | 2016-11-29 | 2016-11-29 | Array base palte and display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621288208.9U CN206209238U (en) | 2016-11-29 | 2016-11-29 | Array base palte and display panel |
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| Publication Number | Publication Date |
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| CN206209238U true CN206209238U (en) | 2017-05-31 |
Family
ID=58748239
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| CN201621288208.9U Active CN206209238U (en) | 2016-11-29 | 2016-11-29 | Array base palte and display panel |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109683386A (en) * | 2019-02-20 | 2019-04-26 | 武汉华星光电技术有限公司 | Built-in touch-control liquid crystal display |
| TWI726623B (en) * | 2020-02-18 | 2021-05-01 | 友達光電股份有限公司 | Touch panel |
| CN113282187A (en) * | 2020-02-20 | 2021-08-20 | 上海中航光电子有限公司 | Display panel and display device |
| CN113690257A (en) * | 2021-08-26 | 2021-11-23 | 昆山龙腾光电股份有限公司 | Array substrate, manufacturing method thereof and display panel |
| CN114415431A (en) * | 2020-10-28 | 2022-04-29 | 瀚宇彩晶股份有限公司 | Display panel and manufacturing method thereof |
| CN116185232A (en) * | 2023-04-28 | 2023-05-30 | 惠科股份有限公司 | Array substrate and touch display panel |
-
2016
- 2016-11-29 CN CN201621288208.9U patent/CN206209238U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109683386A (en) * | 2019-02-20 | 2019-04-26 | 武汉华星光电技术有限公司 | Built-in touch-control liquid crystal display |
| CN109683386B (en) * | 2019-02-20 | 2021-02-26 | 武汉华星光电技术有限公司 | Embedded touch liquid crystal display |
| TWI726623B (en) * | 2020-02-18 | 2021-05-01 | 友達光電股份有限公司 | Touch panel |
| CN113282187A (en) * | 2020-02-20 | 2021-08-20 | 上海中航光电子有限公司 | Display panel and display device |
| CN114415431A (en) * | 2020-10-28 | 2022-04-29 | 瀚宇彩晶股份有限公司 | Display panel and manufacturing method thereof |
| CN113690257A (en) * | 2021-08-26 | 2021-11-23 | 昆山龙腾光电股份有限公司 | Array substrate, manufacturing method thereof and display panel |
| CN116185232A (en) * | 2023-04-28 | 2023-05-30 | 惠科股份有限公司 | Array substrate and touch display panel |
| CN116185232B (en) * | 2023-04-28 | 2023-07-18 | 惠科股份有限公司 | Array substrate and touch display panel |
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