CN105974701B - A kind of array substrate, display device and production method - Google Patents
A kind of array substrate, display device and production method Download PDFInfo
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- CN105974701B CN105974701B CN201610536867.8A CN201610536867A CN105974701B CN 105974701 B CN105974701 B CN 105974701B CN 201610536867 A CN201610536867 A CN 201610536867A CN 105974701 B CN105974701 B CN 105974701B
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- 239000000758 substrate Substances 0.000 title claims abstract description 67
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 239000011159 matrix material Substances 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 10
- 238000002161 passivation Methods 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 6
- 238000000059 patterning Methods 0.000 claims description 4
- 239000004973 liquid crystal related substance Substances 0.000 abstract description 13
- 238000010586 diagram Methods 0.000 description 6
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical class [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- ZXTFQUMXDQLMBY-UHFFFAOYSA-N alumane;molybdenum Chemical compound [AlH3].[Mo] ZXTFQUMXDQLMBY-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136286—Wiring, e.g. gate line, drain line
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136209—Light shielding layers, e.g. black matrix, incorporated in the active matrix substrate, e.g. structurally associated with the switching element
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136227—Through-hole connection of the pixel electrode to the active element through an insulation layer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/124—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or layout of the wiring layers specially adapted to the circuit arrangement, e.g. scanning lines in LCD pixel circuits
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
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- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
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Abstract
The present invention relates to a kind of array substrate, display device and production methods, to solve the problem of that the greening phenomenon for reducing large-sized liquid crystal display increases the supply of common electrode signal.The array substrate includes: a plurality of gate line and public electrode of same layer setting, a plurality of public electrode wire with the different layer setting of public electrode, a plurality of for compensating the thermal compensation signal line of common electrode signal；Wherein thermal compensation signal line is arranged with the different layer of gate line, public electrode wire and data signal line respectively；Every thermal compensation signal line is respectively provided at least one tie point with public electrode and at least one public electrode wire respectively；The region for being hacked Matrix cover is arranged in thermal compensation signal line.It is provided with a plurality of thermal compensation signal line in array substrate of the invention, the supply of common electrode signal in array substrate can be increased, reduce the greening phenomenon of large-sized liquid crystal display；The region of black matrix covering is arranged in thermal compensation signal line simultaneously, can reduce influence of the thermal compensation signal line to aperture opening ratio.
Description
Technical field
The present invention relates to display panel field more particularly to a kind of array substrates, display device and production method.
Background technique
Currently, traditional large-sized liquid crystal display designs, by adding a same layer setting beside gate line
Metal wire does public electrode, so increase shield in common electrode signal supply, in order not to increase manufacture craft, increased gold
Belong to line and gate line makes together.But this method is very useful to small-medium size, but for large-sized liquid crystal display
For screen, the metal wire of only one transverse direction be to the supply of common electrode signal it is completely inadequate, although entire ITO
(Indium Tin Oxides, indium tin oxide) is also common electrode signal, but since the resistance of entire ITO is especially big,
So supply of the increased metal wire to common electrode signal is only considered herein, especially for center Screen, public electrode letter
Number decaying especially severe, cause the greening phenomenon of display screen very serious.
In conclusion how to reduce the greening phenomenon of large-sized liquid crystal display in liquid crystal display at present, increase public
The supply of electrode signal is a good problem to study.
Summary of the invention
A kind of array substrate, display device and production method provided in an embodiment of the present invention reduce large scale to solve
The greening phenomenon of liquid crystal display, the problem of increasing the supply of common electrode signal.
A kind of array substrate provided in an embodiment of the present invention, comprising: the multiple pixel units being arranged in array, black matrix,
A plurality of data signal line, a plurality of gate line and public electrode of same layer setting, a plurality of public electrode wire are a plurality of for compensating
The thermal compensation signal line of common electrode signal；Wherein,
The thermal compensation signal line respectively with the gate line, the public electrode wire and the different layer of the data signal line
Setting；Every thermal compensation signal line is respectively provided at least one connection with the public electrode and at least one public electrode wire respectively
Point；The region covered between the pixel unit by the black matrix is arranged in the thermal compensation signal line.
It is provided with a plurality of thermal compensation signal line that can compensate for common electrode signal in array substrate of the invention, can increase
The supply of common electrode signal in array substrate reduces the greening phenomenon of large-sized liquid crystal display；Thermal compensation signal line is set simultaneously
It sets in the region of black matrix covering, can reduce influence of the thermal compensation signal line to aperture opening ratio.
Preferably, the array substrate further include: passivation layer and pixel electrode；Wherein, the thermal compensation signal line is arranged blunt
Where changing layer and the pixel electrode between film layer.
Preferably, being connected with each other between the thermal compensation signal line of incorgruous setting.
Preferably, on the thermal compensation signal line trace width of tie point position be greater than disconnected position walk line width
Degree.
Preferably, orthographic projection of the cabling of disconnected position in the array substrate, position on the thermal compensation signal line
In the gate line or the data signal line in the orthographic projection in the array substrate.
Preferably, the tie point of the thermal compensation signal line and the public electrode and the public electrode wire is arranged at phase
The region being mutually overlapped.
Preferably, the tie point of the thermal compensation signal line and the public electrode is arranged in display area.
Preferably, a tie point is arranged at interval of pre-determined distance in the thermal compensation signal line and the public electrode；Wherein
The pre-determined distance be the thermal compensation signal line common electrode signal of the array substrate can be compensated it is maximum away from
From.
Preferably, the tie point of the thermal compensation signal line and the public electrode wire is arranged in non-display area.
Preferably, the material of the thermal compensation signal line is identical as the material of the gate line.
A kind of display device provided in an embodiment of the present invention, including above-mentioned array substrate provided in an embodiment of the present invention.
The production method of one kind above-mentioned array substrate provided in an embodiment of the present invention provided in an embodiment of the present invention, this method
Include:
It is formed after passivation layer on underlay substrate, continuously forms the metal layer of a flood；
Using a patterning processes, the figure for compensating the thermal compensation signal line of common electrode signal is formed；
Pixel electrode is formed on the underlay substrate；
Wherein, the thermal compensation signal line respectively with the gate line, the public electrode wire and the data-signal
The different layer setting of line；Every thermal compensation signal line is respectively provided at least one with the public electrode and at least one public electrode wire respectively
Tie point；The region covered between the pixel unit by the black matrix is arranged in the thermal compensation signal line.
Detailed description of the invention
Fig. 1 is the cross section structure schematic diagram of array substrate provided in an embodiment of the present invention；
Fig. 2 is the overlooking structure diagram of array substrate provided in an embodiment of the present invention；
Fig. 3 is that the cross section structure of the via hole of connection thermal compensation signal line and public electrode wire provided in an embodiment of the present invention is illustrated
Figure.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that the described embodiment is only a part of the embodiment of the present invention, is not whole embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
Each layer film thickness and area size shape do not reflect the actual proportions of array substrate in attached drawing, and purpose is only illustrated
Illustrate the content of present invention.
A kind of array substrate provided in an embodiment of the present invention is that redesign optimization is carried out in existing array substrate,
The thermal compensation signal line for compensating common electrode signal is increased, this design is suitable for the display panel of larger size.It is right below
Its specific structure is described in detail.
A kind of array substrate provided in an embodiment of the present invention, as shown in Figure 1, being array substrate provided in an embodiment of the present invention
Cross section structure schematic diagram, which includes: the multiple pixel units being arranged in array, black matrix 101, a plurality of data letter
Number line 102, a plurality of gate line and public electrode 103 of same layer setting, a plurality of public electrode wire 104 are a plurality of for compensating
The thermal compensation signal line 105 of common electrode signal；Wherein, thermal compensation signal line 105 respectively with gate line, public electrode wire sum number
It is arranged according to the different layer of signal wire 102；Every thermal compensation signal line 105 respectively with public electrode 103 and at least one public electrode wire 104
It is respectively provided at least one tie point；The region covered between pixel unit by black matrix 101 is arranged in thermal compensation signal line.
Above-mentioned array substrate provided in an embodiment of the present invention, increases a plurality of thermal compensation signal in existing array substrate
Line can increase public in array substrate since thermal compensation signal line is connect with public electrode and at least one public electrode wire respectively
The supply of common electrode signal, and then it is directed to large-sized liquid crystal display, the greening phenomenon of display screen can be reduced；Meanwhile it mending
The region that black matrix covering is arranged in signal wire is repaid, can reduce influence of the thermal compensation signal line to aperture opening ratio.
Also, generally, due to which the size of the liquid crystal display of application is different, i.e., the size of array substrate is different, compensation
Quantity, arrangement position of signal wire etc. can be configured as needed, therefore, in the specific implementation, can be spaced M grid
Pole signal wire and/or data signal line, which add a thermal compensation signal line, correspondingly can also be directed to each gate line
And/or data signal line adds a thermal compensation signal line.
It in the specific implementation, can be using the public affairs being located at below public electrode in order to reduce the resistance values of all public electrodes
Common-battery polar curve provides common electrode signal for public electrode, or provides touch driving signal, public electrode wire for public electrode
It is connected with public electrode by via hole；Public electrode and public electrode wire can also be arranged in same layer, herein in addition to compensation
Outside signal wire, other film layers can without limitation, referring to the structure of array substrate in the prior art.
Further, the position of thermal compensation signal line also can according to need any position that array substrate is arranged in, as long as
The phenomenon that being that can reach increase common electrode signal, reducing screen greening.Preferably, the array substrate further include: blunt
Change layer and pixel electrode；Wherein, the setting of thermal compensation signal line is where passivation layer and pixel electrode between film layer.Since the present invention mentions
The thermal compensation signal line of confession is arranged with the different layer of gate line, public electrode wire and data signal line respectively, thus can only pass through increasing
The mode of few one of manufacture craft is added to make thermal compensation signal line, and in order to reduce manufacture craft to the greatest extent, it can be in production picture
Before plain electrode, thermal compensation signal line is made.
In the specific implementation, every thermal compensation signal line will be attached respectively with public electrode and public electrode wire, specifically
, it can be connected by via hole, i.e., a via hole is set at each tie point, thermal compensation signal line and public electrode are made by via hole
It is connected with public electrode wire.In order to preferably connect, and the function of cabling is not influenced, generally will can need to be arranged the position of tie point
The cabling at the place of setting is widened, so that via hole is arranged at the position widened, preferably, line width is walked in tie point position on thermal compensation signal line
Degree is greater than the trace width of disconnected position.
Further, in order not to increase aperture opening ratio, thermal compensation signal line can be arranged and believes in gate line and/or data
The surface of number line, projection overlap.Preferably, the cabling of disconnected position is in array substrate on thermal compensation signal line 105
On orthographic projection, positioned at gate line 201 or data signal line 102 in the orthographic projection in array substrate.As shown in Fig. 2,
For the overlooking structure diagram of array substrate provided in an embodiment of the present invention, in figure, latticed array that top layer is similar to
Line is thermal compensation signal line 105, and the region that Matrix cover is hacked between pixel unit is arranged in the every needs of thermal compensation signal line 105,
Preferably, every thermal compensation signal line 105 is correspondingly arranged at the surface of gate line 201 or data signal line 102, that is, compensate
Orthographic projection of the cabling of disconnected position in array substrate on signal wire 105 is located at gate line 201 or data-signal
Line 102 is in the orthographic projection in array substrate.
The position of the tie point of above-mentioned every thermal compensation signal line and public electrode and public electrode wire, can according to need into
Row setting.Preferably, the tie point of thermal compensation signal line and public electrode and public electrode wire is arranged at overlapped region.
The tie point of thermal compensation signal line and public electrode is arranged in display area.The setting of the tie point of thermal compensation signal line and public electrode wire
In non-display area.
Specifically, need that tie point is arranged in the region of thermal compensation signal line and public electrode and public electrode line overlap, and
Specific setting position, can according to need and be configured, herein can without limitation, but in order to be further reduced to display screen
The influence of aperture opening ratio, due to thermal compensation signal line primarily to providing compensation common electrode signal to display screen, in particular for
Large-sized liquid crystal display, needs to compensate the common electrode signal of center Screen position, thus can according to need and believe compensation
The tie point of number line and public electrode is arranged in display area；And in non-display area, make thermal compensation signal line and public electrode wire
It is attached, so that the information on public electrode wire can be for transmission to thermal compensation signal line, and then common electrode signal is supplied to
Public electrode.
As shown in Fig. 2, the via hole for connecting thermal compensation signal line and public electrode wire is arranged in periphery non-display area 202
In, the number of via hole, which can according to need, to be configured.As shown in figure 3, being connection thermal compensation signal provided in an embodiment of the present invention
The cross section structure schematic diagram of the via hole of line and public electrode wire, thermal compensation signal line 105 is with public electrode wire 102 by being arranged blunt
The via hole 301 changed on layer and insulating layer 302 connects.
Since the tie point of thermal compensation signal line and public electrode is arranged in display area, aperture opening ratio generally will affect, thus
The setting of tie point cannot be excessive, preferably, a tie point is arranged at interval of pre-determined distance in thermal compensation signal line and public electrode；
Wherein pre-determined distance is the maximum distance that thermal compensation signal line can compensate the common electrode signal of array substrate.Wherein,
The value of pre-determined distance can be configured according to actual needs, for example, the liquid crystal display of larger size is directed to, due to screen
Center common electrode signal decaying it is the most serious, thus can close to center Screen position, the pre-determined distance of selection
Value is smaller, and is directed to the region of screen extension, and the value of the pre-determined distance of selection is relatively large.Preferably, for strip
Thermal compensation signal line can be attached by public electrode every 3 public electrodes with public electrode.
In the specific implementation, the region that Matrix cover is hacked between pixel unit can be set in thermal compensation signal line, can also
The surface of gate line and/or data signal line is arranged in, as long as not influencing the normal display of display panel, and not shadow
Ring aperture opening ratio.And in order to keep the common electrode signal of compensation more sufficient and easy to make.Preferably, the benefit of incorgruous setting
It repays and is connected with each other between signal wire.Specifically, between all thermal compensation signal line same layer settings and the thermal compensation signal line of incorgruous setting
It is connected with each other, as shown in figure 3, be connected with each other between orthogonal thermal compensation signal line, when needing to be arranged a plurality of thermal compensation signal line
When, it can make to be formed simultaneously by one-time process.
For the material of above-mentioned thermal compensation signal line, selection can according to need, preferably, the material and grid of thermal compensation signal line
The material of pole signal wire is identical.In order to save material resources, it is preferred that thermal compensation signal line and gate line are by same material system
It forms.Optionally, the material of thermal compensation signal line can be aluminium, molybdenum, molybdenum aluminium molybdenum or chromium, and the embodiment of the present invention is not made this specifically
Limitation.
In the specific implementation, each film layer mentioned above and signal wire, can according to need and display panel is arranged in
In array substrate, it also can according to need and be separately positioned on array substrate and opposite substrate, it herein can also be without limitation.
Meanwhile the attached drawing of the embodiment of the present invention is all schematic diagram, only illustrates that the present embodiments relate to the film layers arrived emphatically, and scheme
In other film layers for not marking, may refer to display panel or substrate in the prior art.
Based on same design, a kind of above-mentioned display device is additionally provided in the embodiment of the present invention.Due to the display device solution
Certainly the principle of problem is similar to above-mentioned array substrate provided in an embodiment of the present invention, and therefore, the implementation of the display device can be joined
See the implementation of above-mentioned array substrate, overlaps will not be repeated.
Based on same design, a kind of production method of above-mentioned array substrate is additionally provided in the embodiment of the present invention.This method
Include:
It is formed after passivation layer on underlay substrate, continuously forms the metal layer of a flood；
Using a patterning processes, the figure for compensating the thermal compensation signal line of common electrode signal is formed；
Pixel electrode is formed on underlay substrate；
Wherein, thermal compensation signal line is arranged with the different layer of gate line, public electrode wire and data signal line respectively；Every benefit
It repays signal wire and is respectively provided at least one tie point with public electrode and at least one public electrode wire respectively；The setting of thermal compensation signal line
The region of Matrix cover is hacked between pixel unit.
In the specific implementation, the above-mentioned array substrate provided in the embodiment of the present invention, the position of increased thermal compensation signal line
Also it can according to need any position that array substrate is set, as long as increase common electrode signal can be reached, reduce screen
The phenomenon that curtain greening.Preferably, thermal compensation signal line is arranged between passivation layer and pixel electrode, that is, needs in existing skill
On the basis of the production method of the array substrate of art, increase by one of manufacture craft, using a patterning processes, in passivation layer and pixel
The figure for compensating the thermal compensation signal line of common electrode signal is formed between electrode, although production method of the invention and tradition
Process flow compare, more one of processing procedure make the film layer of thermal compensation signal line, but increased thermal compensation signal line can mention
The phenomenon that supply of the height to display screen common electrode signal, reduction display screen greening.
In conclusion being provided with a plurality of common electrode signal that can compensate in array substrate provided in an embodiment of the present invention
Thermal compensation signal line can increase the supply of common electrode signal in array substrate, and the greening for reducing large-sized liquid crystal display is existing
As；The region of black matrix covering is arranged in thermal compensation signal line simultaneously, can reduce influence of the thermal compensation signal line to aperture opening ratio.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (9)
1. a kind of array substrate characterized by comprising the multiple pixel units being arranged in array, black matrix, a plurality of data letter
Number line, a plurality of gate line and public electrode of same layer setting, a plurality of public electrode wire are a plurality of for compensating public electrode letter
Number thermal compensation signal line；Wherein,
The thermal compensation signal line is set with the gate line, the public electrode wire and the different layer of the data signal line respectively
It sets；Every thermal compensation signal line is respectively provided at least one tie point with the public electrode and at least one public electrode wire respectively；
The region covered between the pixel unit by the black matrix is arranged in the thermal compensation signal line；The thermal compensation signal line and institute
The tie point for stating public electrode and the public electrode wire is arranged at overlapped region；The thermal compensation signal line with it is described
The tie point of public electrode is arranged in display area；The thermal compensation signal line and the public electrode are arranged at interval of pre-determined distance
One tie point；Wherein, in the position close to center Screen, the value of the pre-determined distance of selection is smaller, and is directed to screen extension
Region, the value of the pre-determined distance of selection is larger.
2. array substrate as described in claim 1, which is characterized in that the array substrate further include: passivation layer and pixel electrode；
Wherein, thermal compensation signal line setting is where passivation layer and the pixel electrode between film layer.
3. array substrate as described in claim 1, which is characterized in that be connected with each other between the thermal compensation signal line of incorgruous setting.
4. array substrate as described in claim 1, which is characterized in that tie point position walks line width on the thermal compensation signal line
Degree is greater than the trace width of disconnected position.
5. array substrate as claimed in claim 4, which is characterized in that the cabling of disconnected position on the thermal compensation signal line
Orthographic projection in the array substrate, positioned at the gate line or the data signal line in the array substrate
In orthographic projection.
6. array substrate as described in claim 1, which is characterized in that the company of the thermal compensation signal line and the public electrode wire
Contact is arranged in non-display area.
7. array substrate as claimed in any one of claims 1 to 6, which is characterized in that the material of the thermal compensation signal line with it is described
The material of gate line is identical.
8. a kind of display device, which is characterized in that including such as described in any item array substrates of claim 1-7.
9. a kind of production method of such as described in any item array substrates of claim 1-7, which is characterized in that this method comprises:
It is formed after passivation layer on underlay substrate, continuously forms the metal layer of a flood；
Using a patterning processes, the figure for compensating the thermal compensation signal line of common electrode signal is formed；
Pixel electrode is formed on the underlay substrate；
Wherein, the thermal compensation signal line is different with the gate line, the public electrode wire and the data signal line respectively
Layer setting；Every thermal compensation signal line is respectively provided at least one connection with the public electrode and at least one public electrode wire respectively
Point；The region covered between the pixel unit by the black matrix is arranged in the thermal compensation signal line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610536867.8A CN105974701B (en) | 2016-07-08 | 2016-07-08 | A kind of array substrate, display device and production method |
Applications Claiming Priority (1)
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| CN107065376B (en) * | 2017-05-24 | 2019-12-27 | 上海天马微电子有限公司 | Array substrate and electronic paper display device |
| CN109637996B (en) * | 2018-12-18 | 2021-04-02 | 武汉华星光电半导体显示技术有限公司 | OLED display panel |
| CN113075825B (en) | 2021-03-16 | 2022-05-17 | Tcl华星光电技术有限公司 | Array substrate and display panel |
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| JP2000002889A (en) * | 1998-06-16 | 2000-01-07 | Mitsubishi Electric Corp | Liquid crystal display device |
| GB2426113A (en) * | 2005-05-11 | 2006-11-15 | Chunghwa Picture Tubes Ltd | Thin film transistor array |
| CN202975548U (en) * | 2012-12-20 | 2013-06-05 | 京东方科技集团股份有限公司 | Array substrate and display device |
| CN103309108A (en) * | 2013-05-30 | 2013-09-18 | 京东方科技集团股份有限公司 | Array substrate and manufacturing method thereof and display device |
| CN103345092A (en) * | 2013-07-08 | 2013-10-09 | 合肥京东方光电科技有限公司 | Array substrate, manufacturing method thereof and display device |
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| JP2000002889A (en) * | 1998-06-16 | 2000-01-07 | Mitsubishi Electric Corp | Liquid crystal display device |
| GB2426113A (en) * | 2005-05-11 | 2006-11-15 | Chunghwa Picture Tubes Ltd | Thin film transistor array |
| CN202975548U (en) * | 2012-12-20 | 2013-06-05 | 京东方科技集团股份有限公司 | Array substrate and display device |
| CN103309108A (en) * | 2013-05-30 | 2013-09-18 | 京东方科技集团股份有限公司 | Array substrate and manufacturing method thereof and display device |
| CN103345092A (en) * | 2013-07-08 | 2013-10-09 | 合肥京东方光电科技有限公司 | Array substrate, manufacturing method thereof and display device |
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