CN109037194A - A kind of display panel and its display device - Google Patents
A kind of display panel and its display device Download PDFInfo
- Publication number
- CN109037194A CN109037194A CN201810880092.5A CN201810880092A CN109037194A CN 109037194 A CN109037194 A CN 109037194A CN 201810880092 A CN201810880092 A CN 201810880092A CN 109037194 A CN109037194 A CN 109037194A
- Authority
- CN
- China
- Prior art keywords
- anode
- gasket
- display panel
- signal wire
- light
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000758 substrate Substances 0.000 claims abstract description 46
- 239000002184 metal Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 238000009413 insulation Methods 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 8
- 239000003086 colorant Substances 0.000 abstract description 3
- 230000008878 coupling Effects 0.000 description 18
- 238000010168 coupling process Methods 0.000 description 18
- 238000005859 coupling reaction Methods 0.000 description 18
- 230000003071 parasitic effect Effects 0.000 description 17
- 238000010586 diagram Methods 0.000 description 11
- 230000009471 action Effects 0.000 description 10
- 238000002360 preparation method Methods 0.000 description 9
- 239000000243 solution Substances 0.000 description 8
- 239000003990 capacitor Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 239000007769 metal material Substances 0.000 description 4
- 230000005684 electric field Effects 0.000 description 3
- 230000003760 hair shine Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010420 art technique Methods 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000005284 excitation Effects 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
- 230000005283 ground state Effects 0.000 description 1
- 230000005525 hole transport Effects 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229920003055 poly(ester-imide) Polymers 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/552—Protection against radiation, e.g. light or electromagnetic waves
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/126—Shielding, e.g. light-blocking means over the TFTs
Landscapes
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Engineering & Computer Science (AREA)
- Toxicology (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Hardware Design (AREA)
- Health & Medical Sciences (AREA)
- Power Engineering (AREA)
- Electroluminescent Light Sources (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention provides a kind of display panel and its display device, is related to field of display technology, for avoid OLED display panel middle different colours light-emitting component between steal bright problem.Display panel includes underlay substrate；Underlay substrate limits pixel circuit area equipped with a plurality of first signal wire extended along line direction and a plurality of second signal line extended along column direction, the first signal wire and second signal line intersection, and pixel circuit area includes pixel circuit；Underlay substrate is additionally provided with multiple sub-pixel areas, and each sub-pixel area includes light-emitting component, and pixel circuit provides driving signal for light-emitting component；Light-emitting component includes the anode, luminescent layer and cathode being cascading；Gasket is provided between anode and the first signal wire；Direction perpendicular to underlay substrate is first direction, and in a first direction, anode, the first signal wire and gasket are mutually overlapping, and the different layer setting between each other of gasket, anode and the first signal wire.Above-mentioned display panel is suitable for display device.
Description
[technical field]
The present invention relates to field of display technology more particularly to a kind of display panel and its display devices.
[background technique]
Compared with many display panels, OLED (Organic Light-Emitting Diode, hereinafter referred to as OLED) is aobvious
Show panel and have many advantages, such as actively to shine, high contrast, no angle limit etc. its.OLED display panel not only in volume more
Add frivolous, also below other display devices in power consumption, to help to be promoted the cruising ability of display device, therefore, OLED is aobvious
Show that panel is widely used in field of display technology, the main product of display device from now on will be become.
Currently, common OLED display panel includes that light color is red organic illuminating element, light color is green out out
The organic illuminating element of color and out light color are the organic illuminating element of blue.During the preparation process, it is contemplated that save cost with
And preparation step is saved, it will use same mask plate and the light-emitting component of light color gone out to three kinds of differences while being deposited, this
Sample can make three kinds of differences go out in the light-emitting component of light color to exist the public film layer of at least one layer.
But since the cut-in voltage that three kinds of differences go out the light-emitting component of light color is different, when the biggish hair of cut-in voltage
When optical element is opened, carrier is by public film layer transverse shifting, the light-emitting component for causing remaining to go out light color, be not turned on
It is bright steathily, not only increase power consumption, but also affect display effect.
Therefore, how to avoid stealing bright problem between the light-emitting component of the middle different colours of OLED display panel, and then drop
Low-power consumption, improving display effect is the main difficult technical currently faced in the industry.
[summary of the invention]
In view of this, the embodiment of the invention provides a kind of display panel and its display devices, for avoiding OLED from showing
Bright problem is stolen between the light-emitting component of the middle different colours of panel.
One aspect of the present invention provides a kind of display panel, and the display panel includes:
Underlay substrate；
The underlay substrate is equipped with a plurality of first signal wire extended along line direction and along a plurality of the of column direction extension
Binary signal line, a plurality of first signal wire and a plurality of second signal line intersection limit multiple pixel circuit areas, described
Pixel circuit area includes pixel circuit；
The underlay substrate is additionally provided with multiple sub-pixel areas, and each sub-pixel area includes light-emitting component, the picture
Plain circuit provides driving signal for the light-emitting component；
Wherein, the light-emitting component includes the anode, luminescent layer and cathode being cascading；
Gasket is provided between the anode and first signal wire；
Direction perpendicular to the underlay substrate is first direction, in said first direction, the anode, described first
Signal wire and the gasket are mutually overlapping, and the different layer setting between each other of the gasket, the anode and first signal wire.
Optionally, first signal wire includes grid line and the LED control signal line with the grid line insulation set,
The second signal line includes data line and the power signal line with the data line insulation set,
The grid line and data line intersection limit the pixel circuit area.
Optionally, in said first direction, the anode, the gasket and the LED control signal line are mutual
Different layer setting.
Optionally, the anode includes anode block region and the first via area；
Wherein, the anode block region includes the anode block being arranged in a one-to-one correspondence with the light-emitting component, the anode block
In the open region of orthographic projection and the light-emitting component on the underlay substrate, the orthographic projection on the underlay substrate is overlapping；
The pixel circuit includes driving unit, and the driving unit includes the first pole；
First via area includes the first via hole, and the anode is connected by first via hole and first pole
It connects, the gasket is not handed in the orthographic projection on the underlay substrate with orthographic projection of first via hole on the underlay substrate
It is folded,
The gasket and the data line same layer are arranged, and the data line and first pole same layer are arranged.
Optionally, the driving unit includes the first storage capacitance substrate；
In said first direction, film layer and institute where film layer is located at the anode where the first storage capacitance substrate
Where stating LED control signal line between film layer；
Wherein, the first storage capacitance substrate is multiplexed with the gasket.
Optionally, in said first direction, the light-emitting component further includes being arranged in film layer where the anode and institute
Third metal layer where stating LED control signal line between film layer, the gasket are arranged on the third metal layer.
Optionally, the gasket covers the anode block in the orthographic projection of plane where the anode block.
Optionally, the gasket covers first signal wire in the orthographic projection of plane where first signal wire.
Optionally, the anode block the gasket orthographic projection in the plane cover the gasket, and the gasket
First signal wire is covered in the orthographic projection of plane where first signal wire.
Optionally, the display panel is organic light emitting display panel.
Another aspect of the present invention provides a kind of display device, and the display device includes involved by previous aspect of the present invention
The display panel.
A technical solution in above-mentioned technical proposal has the following beneficial effects:
The present embodiment during the preparation process, by anode and along line direction extend the first signal wire between setting one pad
Piece, gasket block the first signal wire and/or anode, play the role of metallic shield, avoid the first signal wire
Coupled capacitor is formed with anode, further, when the first signal wire and/or anode have signal intensity, gasket can shield electromagnetism
Wave avoids the signal interference to the first signal wire and/anode.
Also, it when the biggish light-emitting component of cut-in voltage is opened, since parasitic coupling capacitance is shielded, does not have
Residual charge generate so that cause remaining color, the lower light-emitting component of cut-in voltage the phenomenon that being turned on exist, also just keep away
Exempted from remaining color, the lower light-emitting component of cut-in voltage steal it is bright and the problem of influence display quality.
Meanwhile generation of the present embodiment due to avoiding parasitic coupling capacitance, reduce the power consumption of display panel.This
Embodiment in terms of existing technologies, avoids the lower light-emitting component of cut-in voltage with the higher luminous member of cut-in voltage
The unlatching of part and bright situation occurs steathily, therefore can effectively promote the quality of display picture, reduce the power consumption of display panel.
[Detailed description of the invention]
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this field
For those of ordinary skill, without creative efforts, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is a kind of structural schematic diagram of display panel provided by the embodiment of the present invention；
Fig. 2 is a kind of sectional view in Fig. 1 provided by the embodiment of the present invention at the position AA '；
Fig. 3 is another structural schematic diagram of display panel provided by the embodiment of the present invention；
Fig. 4 is a kind of sectional view in Fig. 3 provided by the embodiment of the present invention at the position BB '；
Fig. 5 is another structural schematic diagram of display panel provided by the embodiment of the present invention；
Fig. 6 is a kind of sectional view in Fig. 5 provided by the embodiment of the present invention at the position CC '；
Fig. 7 is another structural schematic diagram of display panel provided by the embodiment of the present invention；
Fig. 8 is a kind of sectional view in Fig. 7 provided by the embodiment of the present invention at the position DD '；
Fig. 9 is another structural schematic diagram of display panel provided by the embodiment of the present invention；
Figure 10 is a kind of sectional view in Fig. 9 provided by the embodiment of the present invention at the position EE '；
Figure 11 is display device structure schematic diagram provided by the embodiment of the present invention.
[specific embodiment]
For a better understanding of the technical solution of the present invention, being retouched in detail to the embodiment of the present invention with reference to the accompanying drawing
It states.
It will be appreciated that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
Its embodiment, shall fall within the protection scope of the present invention.
The term used in embodiments of the present invention is only to be not intended to be limiting merely for for the purpose of describing particular embodiments
The present invention.In the embodiment of the present invention and the "an" of singular used in the attached claims, " described " and "the"
It is also intended to including most forms, unless the context clearly indicates other meaning.
It should be appreciated that term "and/or" used herein is only a kind of incidence relation for describing affiliated partner, indicate
There may be three kinds of relationships, for example, A and/or B, can indicate: individualism A, exist simultaneously A and B, individualism B these three
Situation.In addition, character "/" herein, typicallys represent the relationship that forward-backward correlation object is a kind of "or".
It will be appreciated that though in embodiments of the present invention signal may be described using term first, second, third, etc.
Line, but these signal wires should not necessarily be limited by these terms.These terms are only used to for signal wire being distinguished from each other out.For example, not taking off
In the case where from range of embodiment of the invention, the first signal wire can also be referred to as second signal line, similarly, second signal line
The first signal wire can also be referred to as.
It should be noted that the nouns of locality such as "upper", "lower" described in the embodiment of the present invention, "left", "right" are with attached drawing
Shown in angle come what is be described, should not be construed as the restriction to the embodiment of the present invention.Furthermore within a context, it is also necessary to manage
Solution can not only be formed directly into another when mentioning an element and being formed on "above" or "below" another element
Perhaps "lower" can also be indirectly formed by intermediary element in another element "upper" or "lower" for a element "upper".
The present invention provides a kind of display panel, and Fig. 1 is that a kind of structure of display panel provided by the embodiment of the present invention is shown
It is intended to, Fig. 2 is a kind of sectional view in Fig. 1 provided by the embodiment of the present invention at the position AA ', which includes substrate
Substrate 10.Underlay substrate 10 in the present embodiment can be flexible base board, and corresponding display panel 1 can be flexible display panels, soft
Property display panel there are low-power consumption and the special efficacys such as flexible, be suitable for various display equipment, be particularly suitable for wearable display and set
In standby.Optionally, the material of flexible base board is polyester-imide or polyethylene terephthalate's resin.In addition, underlay substrate
10 can also be rigid substrates, and corresponding display panel 1 is rigid display panel.In fact, the present embodiment is not to display panel
Material be particularly limited to, can be depending on specific product.
With continued reference to Fig. 1, the underlay substrate 10 is equipped with a plurality of first signal wire 11 extended along line direction and and along column
The a plurality of second signal line 12 that direction extends, a plurality of first signal wire 11 and a plurality of second signal line 12 intersection limit multiple pictures
Plain circuit region 21, pixel circuit area 21 include pixel circuit (not shown in figure 1).
With continued reference to Fig. 2, underlay substrate 10 is additionally provided with multiple sub-pixel areas 43, and each sub-pixel area 43 includes the member that shines
Part 220, light-emitting component 220 include anode RE, luminescent layer 25 and the cathode 23 being cascading.Wherein, pixel circuit 210 is
Light-emitting component 220 provides driving signal.Specifically, pixel circuit 210 provides positive electricity to anode RE during electroluminescent
Pressure provides negative voltage to cathode 23.
As depicted in figs. 1 and 2, gasket 13 is provided between anode RE and the first signal wire 11.Also, it will be perpendicular to substrate
The direction of substrate 10 is first direction, and in a first direction, anode RE, the first signal wire 11 and gasket 13 are mutually overlapping, and pad
The different layer setting between each other of piece 13, anode RE and the first signal wire 11.
It should be noted that in order to clearly illustrate that gasket 13, anode RE and the direct position of the first signal wire 11 are closed
It is that anode RE has been arranged to 60% transparency in Fig. 1.
It is red organic illuminating element to go out light color, goes out organic illuminating element that light color is green and out light color
For organic illuminating element for blue, simply introduces inventor's discovery technique problem and solve the technology arteries and veins of technical problem
Network:
When opening out the organic illuminating element that light color is blue, since its cut-in voltage is red compared to light color out
The organic illuminating element of color and out light color are that the organic illuminating element of green is all big, therefore, when light color is the hair of blue out
After optical element is opened, carrier laterally moves to out the light-emitting component and/or light face out that light color is red by public film layer
Color is the light-emitting component of green, causes just to will appear under blue picture red and/or green bright steathily, influences to show picture
Show quality.
Certainly, in order to solve the above-mentioned technical problem, public film layer can be split, since public film layer is more, to skill
The change of art technique is larger；Also, inventor has found after many experiments, improves bright effect steathily and is not obvious.
Further, inventor notices after anode is mutually overlapped with the first signal wire extended along line direction,
Bright meeting is more serious steathily.After further experiment, inventor's discovery is mutually overlapping due to anode and the first signal wire
Later, parasitic coupling capacitance can be generated, i.e., between the position or wiring for being not provided with capacitor, due to two circuit elements
Between influence each other, produce unwanted capacitor, so residual charge cause it is bright serious steathily.Foregoing circuit element can be regarded as
Anode and signal wire, the signal wire may include the second signal line extended along column direction and the first signal extended along line direction
Line etc..In addition, coupling capacitor be understood to electric field, when the first signal wire and/anode signal change when, electricity can be generated
Magnetic wave causes signal interference to another electric elements, which can be regarded as anode and the first signal wire.
Therefore, inventors herein propose above-mentioned technical proposal, during the preparation process, by anode RE with extend along line direction the
One gasket 13 is set between one signal wire 11, and gasket 13 blocks the first signal wire 11 and/or anode, plays gold
The effect for belonging to shielding avoids the first signal wire 11 and anode RE and forms coupled capacitor, further, when the first signal wire 11
And/or anode RE, when having signal intensity, gasket 13 can shield electromagnetic wave, avoid the letter to the first signal wire 11 and/anode RE
Number interference.
Also, it when the biggish light-emitting component of cut-in voltage is opened, since parasitic coupling capacitance is shielded, does not have
Residual charge generate so that cause remaining color, the lower light-emitting component of cut-in voltage the phenomenon that being turned on exist, also just keep away
Exempted from remaining color, the lower light-emitting component of cut-in voltage steal it is bright and the problem of influence display quality.
Meanwhile generation of the present embodiment due to avoiding parasitic coupling capacitance, reduce the power consumption of display panel 1.
The present embodiment in terms of existing technologies, avoids the lower light-emitting component of cut-in voltage and shines as cut-in voltage is higher
The unlatching of element and bright situation occurs steathily, therefore can effectively promote the quality of display picture, reduce the power consumption of display panel.
In one embodiment, as shown in figure 3, Fig. 3 is the another kind of display panel provided by the embodiment of the present invention
Structural schematic diagram, the first signal wire 11 include the grid line Gate and LED control signal line Emit with grid line Gate insulation set；
Second signal line 12 includes the data line Date and power signal line PVDD with data line Date insulation set, wherein grid line
Gate and data line Date intersection limits pixel circuit area 21.
It is understood that 21 array of pixel circuit area is distributed on underlay substrate 10, and due to each pixel circuit
Area 21 includes a pixel circuit, and therefore, can arrange as far as possible greater number of picture in the effective area of display panel
Plain circuit, and since each pixel circuit for corresponding light-emitting component provides driving signal, pixel circuit is more, then shine member
Part is more, and then the resolution ratio of display panel is higher.
Further, as shown in figure 4, Fig. 4 is a kind of section in Fig. 3 provided by the embodiment of the present invention at the position BB '
Figure, in a first direction, anode RE, gasket 13 and LED control signal line Emit different layer setting between each other.
If gasket 13 and anode RE or LED control signal line Emit any one same layer, will not shield anode RE and
The parasitic coupling capacitance that LED control signal line Emit is formed, therefore, what the present embodiment was formed to reach shielding said two devices
Parasitic coupling capacitance enables anode RE, gasket 13 and the setting of LED control signal line Emit phase inequality layer, and combines above-mentioned implementation
Mode is it is found that gasket 13 is arranged between anode RE and LED control signal line Emit.
It is illustrative that several set-up modes of 13 place film layer of gasket are provided on the basis of this implementation:
In a kind of specific embodiment, as shown in Figure 5 and Figure 6, Fig. 5 is display surface provided by the embodiment of the present invention
Another structural schematic diagram of plate, Fig. 6 are a kind of sectional view in Fig. 5 provided by the embodiment of the present invention at the position CC ', anode
RE includes anode block region 22 and the first via area 26.Wherein, anode block region 22 includes corresponding with light-emitting component 220
The open region of the anode block 221 of setting, orthographic projection of the anode block 221 on underlay substrate 10 and light-emitting component 220 is in substrate base
Orthographic projection on plate 10 is overlapping, and further, in the present embodiment, anode block 221 and the mutual overlapping area of light-emitting component 220 are 95%
More than, guarantee that 221 light-emitting components 220 of anode block provide enough voltage supports, is extremely sent out convenient for the hole transport that anode generates
Photosphere 25.
Continue to participate in Fig. 6, pixel circuit 210 includes driving unit 211, and driving unit 211 includes the first pole 212.Wherein,
First via area 26 includes the first via hole 260, and anode RE is connect by the first via hole 260 with the first pole 212, and pixel can be made electric
The acquirement signal that road 210 provides is transmitted in corresponding anode block 221.
Also, as shown in figure 5, orthographic projection of the gasket 13 on underlay substrate 10 and the first via hole 260 are in underlay substrate 10
On orthographic projection do not overlap, it is to be understood that gasket 13 is not overlapped with the first via hole 260, avoid electric leakage the case where appearance.
In the present embodiment, gasket 13 and data line Date same layer are arranged, and data line Date and 212 same layer of the first pole are arranged,
Film layer quantity can be reduced in this way, and then it is more frivolous to be conducive to display panel；Also, step of preparation process is reduced, is effectively saved
Preparation cost.
In another specific embodiment, continue to participate in shown in Fig. 3 and Fig. 4, driving unit 211 includes the first storage
Capacity substrate 213.
In a first direction, film layer and light emitting control where 213 place film layer of the first storage capacitance substrate is located at anode RE
Where signal wire Emit between film layer, also, gasket 13 and 213 same layer of the first storage capacitance substrate are arranged.
On the one hand the present embodiment can reduce film layer quantity, and then it is more frivolous to be conducive to display panel；On the other hand due to pad
Piece 13 and 213 same layer of the first storage capacitance substrate are arranged, and mature preparation process, efficiency is higher, is effectively saved preparation cost.
Inevitable, the first storage capacitance substrate 213 and gasket 13 are metal material, the first storage capacitance of metal material
On the one hand substrate conducts electricity very well, on the other hand can play better shielding action.
In another specific embodiment, as shown in Figure 7 and Figure 8, Fig. 7 is display provided by the embodiment of the present invention
Another structural schematic diagram of panel, Fig. 8 are a kind of sectional view in Fig. 7 provided by the embodiment of the present invention at the position DD ',
On first direction, light-emitting component 220 further includes being arranged in film layer where film layer where anode RE and LED control signal line Emit
Between third metal layer 130, gasket 13 be arranged on third metal layer 130.The present embodiment increases on the basis of original film layer
Remaining cabling for having added third metal layer 130, having can reduce the burden of remaining film layer in this way, and then gasket 13 and same layer is avoided to be arranged
The case where short circuit, occurs.
It should be noted that Fig. 3 to Fig. 8, illustratively shows gasket 13 and anode RE, LED control signal line Emit
Between opposite film layer relationship, in fact, those skilled in the art can be from knowing, as long as shielding anode RE using gasket 13 and shining
The coupled capacitor formed between control signal wire Emit, the film layer set-up mode of gasket 13 can also there are many.
It is the opposite film layer relationship between gasket 13 and anode RE, LED control signal line Emit above, following for reaching
To better shielding action, the size of three is defined, specific as follows:
In a kind of specific embodiment, with continued reference to Fig. 6, orthographic projection of the gasket 13 in 221 place plane of anode block
Cover anode block 221.It is understood that the area of gasket 13 is greater than or equal to the area of anode block 221, certainly, in conjunction with Fig. 6
Shown embodiment it is found that gasket 13 is not overlapped with the first via hole, and then gasket 13 will not be arranged with same layer with the
The first connected pole 212 of one via hole is overlapping, i.e., gasket 13 and 212 mutually insulated of the first pole are arranged.
On the one hand the present embodiment can avoid generating parasitic couplings electricity between anode RE and LED control signal line Emit
Hold, on the other hand avoiding anode RE and/or LED control signal line Emit has the electromagnetic wave generated when signal, due to gasket 13
Area be greater than anode block 221 area, better shielding action can be played, avoid to anode RE and/or light emitting control letter
The signal interference of number line Emit.
Further, since the parasitic coupling capacitance between anode RE and LED control signal line Emit is shielded,
Do not have residual charge generate so that cause remaining color, the lower light-emitting component of cut-in voltage the phenomenon that being turned on exist,
Also avoid remaining color, the lower light-emitting component of cut-in voltage steal it is bright and the problem of influence display quality, and then improve
The display quality of display panel 1；Meanwhile reducing the power consumption of display panel 1.
In another specific embodiment, with continued reference to Fig. 2, gasket 13 11 place plane of the first signal wire just
Projection the first signal wire 11 of covering.It is understood that the frontal projected area of gasket 13 is greater than 11 orthographic projection of the first signal wire
Area.
On the one hand the present embodiment can avoid generating parasitic coupling capacitance between anode RE and the first signal wire 11, another
Aspect, which avoids anode RE and/or the first signal wire 11, the electromagnetic wave generated when signal, due to the frontal projected area of gasket 13
Greater than the frontal projected area of the first signal wire 11, better shielding action can be played, is avoided to anode RE and/or the first signal
The signal interference of line 11.
Further, it since the parasitic coupling capacitance between anode RE and the first signal wire 11 is shielded, does not have
Residual charge generate so that cause remaining color, the lower light-emitting component of cut-in voltage the phenomenon that being turned on exist, also just keep away
Exempted from remaining color, the lower light-emitting component of cut-in voltage steal it is bright and the problem of influence display quality, and then improve display
The display quality of panel 1；Meanwhile reducing the power consumption of display panel 1.
It is found that the first signal wire 11 includes LED control signal line Emit on the basis of the present embodiment, therefore can also manage
Xie Wei, the area of gasket 13 is greater than LED control signal line Emit, and then on the one hand avoids anode RE and LED control signal
Parasitic coupling capacitance is generated between line Emit, on the other hand avoiding anode RE and/or LED control signal line Emit has signal
When the electromagnetic wave that generates can play better shielding action since the area of gasket 13 is greater than the area of anode block 221, avoid
To the signal interference of anode RE and/or LED control signal line Emit.
In another specific embodiment, as shown in Figure 9 and Figure 10, Fig. 9 is provided by the embodiment of the present invention
Another structural schematic diagram of display panel, Figure 10 are a kind of section in Fig. 9 provided by the embodiment of the present invention at the position EE '
Figure, anode block 221 covers gasket 13 in the orthographic projection in the plane of the institute of gasket 13, and gasket 13 is flat where the first signal wire 11
The orthographic projection in face covers the first signal wire 11.It is understood that the frontal projected area of anode block 221 is greater than the positive throwing of gasket 13
Shadow area, the frontal projected area of gasket 13 are greater than the frontal projected area of the first signal wire 11.
On the one hand the present embodiment can avoid generating parasitic coupling capacitance between anode RE and the first signal wire 11, another
Aspect, which avoids anode RE and/or the first signal wire 11, the electromagnetic wave generated when signal, due to the frontal plane of projection of anode block 221
Product is greater than the frontal projected area of gasket 13, and the frontal projected area of gasket 13 is greater than the frontal projected area of the first signal wire 11, can rise
To better shielding action, the signal interference to anode RE and/or the first signal wire 11 is avoided.
Further, it since the parasitic coupling capacitance between anode RE and the first signal wire 11 is shielded, does not have
Residual charge generate so that cause remaining color, the lower light-emitting component of cut-in voltage the phenomenon that being turned on exist, also just keep away
Exempted from remaining color, the lower light-emitting component of cut-in voltage steal it is bright and the problem of influence display quality, and then improve display
The display quality of panel 1；Meanwhile reducing the power consumption of display panel 1.
It is found that the first signal wire 11 includes LED control signal line Emit on the basis of the present embodiment, therefore can also manage
Xie Wei, the area of gasket 13 is greater than LED control signal line Emit, and then on the one hand avoids anode RE and LED control signal
Parasitic coupling capacitance is generated between line Emit, on the other hand avoiding anode RE and/or LED control signal line Emit has signal
When the electromagnetic wave that generates can play better shielding action since the area of gasket 13 is greater than the area of anode block 221, avoid
To the signal interference of anode RE and/or LED control signal line Emit.
In one embodiment, display panel 1 can be organic light emitting display panel.It with reference to the accompanying drawing 10 will be to display
The principle of luminosity of panel 1 is simply introduced:
Under the action of extra electric field, electronics e is injected from cathode 23 to luminescent layer 25, and hole h is from anode RE to luminescent layer
25 injections.Injected electrons e and injected holes h generates exciton after luminescent layer 25 is compound.Exciton moves under the action of electric field
It moves, transfers energy to the luminescent organic molecule in luminescent layer 25, the electronics of luminescent organic molecule is by ground state transition to excitation state
And release energy, last energy is discharged and is emitted beam by way of photon.
It should be noted that the gasket 13 being related in the present embodiment can be metal material, the gasket of metal material can be risen
To better shielding action.
The present embodiment also provides a kind of display device, is display dress provided by the embodiment of the present invention as shown in figure 11
Structural schematic diagram is set, which includes above-mentioned display panel 1.It should be noted that, although Figure 11 is using mobile phone as showing
Example, but display device is not limited to mobile phone, specifically, the display device can include but is not limited to personal computer
(Personal Computer, PC), personal digital assistant (Personal Digital Assistant, PDA), wireless handheld
Any electronic equipments having a display function such as equipment, tablet computer (Tablet Computer), MP4 player or television set.
The present embodiment during the preparation process, by anode RE and along line direction extend the first signal wire 11 between be arranged one
Gasket 13, gasket 13 block the first signal wire 11 and/or anode, play the role of metallic shield, avoid
One signal wire 11 and anode RE forms coupled capacitor, further, when the first signal wire 11 and/or anode RE have signal intensity
When, gasket 13 can shield electromagnetic wave, avoid the signal interference to the first signal wire 11 and/anode RE.
Also, it when the biggish light-emitting component of cut-in voltage is opened, since parasitic coupling capacitance is shielded, does not have
Residual charge generate so that cause remaining color, the lower light-emitting component of cut-in voltage the phenomenon that being turned on exist, also just keep away
Exempted from remaining color, the lower light-emitting component of cut-in voltage steal it is bright and the problem of influence display quality.
Meanwhile generation of the present embodiment due to avoiding parasitic coupling capacitance, reduce the power consumption of display panel 1.
The present embodiment in terms of existing technologies, avoids the lower light-emitting component of cut-in voltage and shines as cut-in voltage is higher
The unlatching of element and bright situation occurs steathily, therefore can effectively promote the quality of display picture, reduce the power consumption of display panel.With
Upper described Installation practice is only schematical, wherein unit can be or can also be with as illustrated by the separation member
It is not physically separated, component shown as a unit may or may not be physical unit, it can be located at one
A place, or may be distributed at least two network units.Can select according to the actual needs part therein or
Person's whole module achieves the purpose of the solution of this embodiment.Those of ordinary skill in the art are in the feelings for not paying creative labor
Under condition, it can understand and implement.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (11)
1. a kind of display panel characterized by comprising
Underlay substrate；
The underlay substrate is equipped with a plurality of first signal wire extended along line direction and a plurality of second letter extended along column direction
Number line, a plurality of first signal wire and a plurality of second signal line intersection limit multiple pixel circuit areas, the pixel
Circuit region includes pixel circuit；
The underlay substrate is additionally provided with multiple sub-pixel areas, and each sub-pixel area includes light-emitting component, the pixel electricity
Road provides driving signal for the light-emitting component；
Wherein, the light-emitting component includes the anode, luminescent layer and cathode being cascading；
Gasket is provided between the anode and first signal wire；
Direction perpendicular to the underlay substrate is first direction, in said first direction, the anode, first signal
Line and the gasket are mutually overlapping, and the different layer setting between each other of the gasket, the anode and first signal wire.
2. display panel according to claim 1, which is characterized in that
First signal wire includes grid line and the LED control signal line with the grid line insulation set,
The second signal line includes data line and the power signal line with the data line insulation set,
The grid line and data line intersection limit the pixel circuit area.
3. display panel according to claim 2, which is characterized in that
In said first direction, the anode, the gasket and the LED control signal line different layer setting between each other.
4. display panel according to claim 3, which is characterized in that
The anode includes anode block region and the first via area；
Wherein, the anode block region includes the anode block being arranged in a one-to-one correspondence with the light-emitting component, and the anode block is in institute
It is overlapping to state orthographic projection of the open region of the orthographic projection and the light-emitting component on underlay substrate on the underlay substrate；
The pixel circuit includes driving unit, and the driving unit includes the first pole；
First via area includes the first via hole, and the anode is connect by first via hole with first pole, institute
Gasket is stated not overlap in the orthographic projection on the underlay substrate with orthographic projection of first via hole on the underlay substrate,
The gasket and the data line same layer are arranged, and the data line and first pole same layer are arranged.
5. display panel according to claim 4, which is characterized in that
The driving unit includes the first storage capacitance substrate；
In said first direction, film layer and the hair where film layer is located at the anode where the first storage capacitance substrate
Where optical control signal line between film layer；
Wherein, the gasket and the first storage capacitance substrate same layer are arranged.
6. display panel according to claim 3, which is characterized in that
In said first direction, the light-emitting component further includes that setting is believed in film layer where the anode and the light emitting control
Third metal layer where number line between film layer, the gasket are arranged on the third metal layer.
7. display panel according to claim 4, which is characterized in that
The gasket covers the anode block in the orthographic projection of plane where the anode block.
8. display panel according to claim 1, which is characterized in that
The gasket covers first signal wire in the orthographic projection of plane where first signal wire.
9. display panel according to claim 4, which is characterized in that
The anode block the gasket orthographic projection in the plane cover the gasket, and the gasket is in first letter
The orthographic projection of plane covers first signal wire where number line.
10. display panel according to claim 1, which is characterized in that
The display panel is organic light emitting display panel.
11. a kind of display device, which is characterized in that including the described in any item display panels of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810880092.5A CN109037194B (en) | 2018-08-03 | 2018-08-03 | Display panel and display device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810880092.5A CN109037194B (en) | 2018-08-03 | 2018-08-03 | Display panel and display device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109037194A true CN109037194A (en) | 2018-12-18 |
| CN109037194B CN109037194B (en) | 2021-09-07 |
Family
ID=64648519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810880092.5A Active CN109037194B (en) | 2018-08-03 | 2018-08-03 | Display panel and display device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109037194B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110164942A (en) * | 2019-05-31 | 2019-08-23 | 江苏集萃有机光电技术研究所有限公司 | A kind of display panel and preparation method thereof, display device |
| CN111312771A (en) * | 2020-02-25 | 2020-06-19 | 京东方科技集团股份有限公司 | Display substrate and display device |
| CN112466209A (en) * | 2020-09-30 | 2021-03-09 | 武汉天马微电子有限公司 | Display panel and display device |
| CN113498490A (en) * | 2020-01-22 | 2021-10-12 | 京东方科技集团股份有限公司 | Light-emitting substrate and display device |
| WO2023092512A1 (en) * | 2021-11-26 | 2023-06-01 | 京东方科技集团股份有限公司 | Display substrate and display device |
| WO2024007315A1 (en) * | 2022-07-08 | 2024-01-11 | 京东方科技集团股份有限公司 | Display substrate and display apparatus |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1971388A (en) * | 2006-12-11 | 2007-05-30 | 友达光电股份有限公司 | Pixel structure and its manufacturing method |
| CN101577248A (en) * | 2009-06-12 | 2009-11-11 | 友达光电股份有限公司 | Array substrate and forming method thereof |
| CN102929054A (en) * | 2012-11-05 | 2013-02-13 | 京东方科技集团股份有限公司 | Array substrate and driving method of pixels |
| CN103676373A (en) * | 2013-11-27 | 2014-03-26 | 北京京东方光电科技有限公司 | Array substrate and production method thereof and display device comprising same |
| CN104793416A (en) * | 2015-04-14 | 2015-07-22 | 京东方科技集团股份有限公司 | Array substrate, manufacturing method thereof and display panel |
| CN205427390U (en) * | 2016-03-22 | 2016-08-03 | 天马微电子股份有限公司 | Array substrate, display panel and display device |
| CN106855674A (en) * | 2017-03-23 | 2017-06-16 | 厦门天马微电子有限公司 | Array base palte, display panel and display device |
| CN106952940A (en) * | 2017-05-26 | 2017-07-14 | 上海天马有机发光显示技术有限公司 | A kind of organic electroluminescence display panel and organic light-emitting display device |
| CN107785407A (en) * | 2017-11-14 | 2018-03-09 | 京东方科技集团股份有限公司 | A kind of OLED display panel and display device |
-
2018
- 2018-08-03 CN CN201810880092.5A patent/CN109037194B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1971388A (en) * | 2006-12-11 | 2007-05-30 | 友达光电股份有限公司 | Pixel structure and its manufacturing method |
| CN101577248A (en) * | 2009-06-12 | 2009-11-11 | 友达光电股份有限公司 | Array substrate and forming method thereof |
| CN102929054A (en) * | 2012-11-05 | 2013-02-13 | 京东方科技集团股份有限公司 | Array substrate and driving method of pixels |
| CN103676373A (en) * | 2013-11-27 | 2014-03-26 | 北京京东方光电科技有限公司 | Array substrate and production method thereof and display device comprising same |
| CN104793416A (en) * | 2015-04-14 | 2015-07-22 | 京东方科技集团股份有限公司 | Array substrate, manufacturing method thereof and display panel |
| CN205427390U (en) * | 2016-03-22 | 2016-08-03 | 天马微电子股份有限公司 | Array substrate, display panel and display device |
| CN106855674A (en) * | 2017-03-23 | 2017-06-16 | 厦门天马微电子有限公司 | Array base palte, display panel and display device |
| CN106952940A (en) * | 2017-05-26 | 2017-07-14 | 上海天马有机发光显示技术有限公司 | A kind of organic electroluminescence display panel and organic light-emitting display device |
| CN107785407A (en) * | 2017-11-14 | 2018-03-09 | 京东方科技集团股份有限公司 | A kind of OLED display panel and display device |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110164942A (en) * | 2019-05-31 | 2019-08-23 | 江苏集萃有机光电技术研究所有限公司 | A kind of display panel and preparation method thereof, display device |
| CN113498490A (en) * | 2020-01-22 | 2021-10-12 | 京东方科技集团股份有限公司 | Light-emitting substrate and display device |
| CN113498490B (en) * | 2020-01-22 | 2023-10-13 | 京东方科技集团股份有限公司 | Light-emitting substrate and display device |
| CN111312771A (en) * | 2020-02-25 | 2020-06-19 | 京东方科技集团股份有限公司 | Display substrate and display device |
| CN111312771B (en) * | 2020-02-25 | 2022-12-16 | 京东方科技集团股份有限公司 | Display substrate and display device |
| CN112466209A (en) * | 2020-09-30 | 2021-03-09 | 武汉天马微电子有限公司 | Display panel and display device |
| WO2023092512A1 (en) * | 2021-11-26 | 2023-06-01 | 京东方科技集团股份有限公司 | Display substrate and display device |
| WO2024007315A1 (en) * | 2022-07-08 | 2024-01-11 | 京东方科技集团股份有限公司 | Display substrate and display apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109037194B (en) | 2021-09-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109037194A (en) | A kind of display panel and its display device | |
| CN109004012A (en) | Display panel and its display device | |
| CN106910765A (en) | A kind of electroluminescence display panel, its preparation method and display device | |
| CN110061014A (en) | Display panel and display device | |
| CN104752476B (en) | Organic light-emitting display device and its manufacturing method | |
| US20140139458A1 (en) | Transparent display and illumination device | |
| CN110190099A (en) | Display panel and display device | |
| CN209571417U (en) | Display device and display device | |
| CN108258018A (en) | A kind of organic light emitting display panel and its display device | |
| CN108288633A (en) | Organic light emitting display panel and display device | |
| CN108258014A (en) | Organic light-emitting display device and the method for forming luminous display unit | |
| CN109860229A (en) | Organic light-emitting display device | |
| CN110190097A (en) | Display panel and display device | |
| US20040263064A1 (en) | Integrated double-sided organic light-emitting display | |
| KR20150114055A (en) | Display device and manufacturing method thereof | |
| CN201936883U (en) | Organic electroluminescence display | |
| CN109755273A (en) | Organic light emitting diode display | |
| CN113555509A (en) | Display device and display panel | |
| CN109841655A (en) | Display panel and organic light-emitting display device | |
| US20200208259A1 (en) | Mask for display | |
| CN107403829A (en) | Display unit and preparation method thereof, display panel | |
| CN109427856A (en) | Organic LED display device and its manufacturing method | |
| CN110137228A (en) | A kind of display panel and display equipment | |
| CN113517327B (en) | Display panel, display device and display method | |
| CN109166901A (en) | Oled display substrate, display device and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211021 Address after: No.8, liufangyuan Henglu, Donghu New Technology Development Zone, Wuhan City, Hubei Province Patentee after: WUHAN TIANMA MICROELECTRONICS Co.,Ltd. Patentee after: Wuhan Tianma Microelectronics Co.,Ltd. Shanghai Branch Address before: Room 509, building 1, No. 6111, Longdong Avenue, Pudong New Area, Shanghai, 201201 Patentee before: SHANGHAI TIANMA AM-OLED Co.,Ltd. |