CN108398836A - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
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- CN108398836A CN108398836A CN201810141432.2A CN201810141432A CN108398836A CN 108398836 A CN108398836 A CN 108398836A CN 201810141432 A CN201810141432 A CN 201810141432A CN 108398836 A CN108398836 A CN 108398836A
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- display panel
- orthographic projection
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- pole
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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
-
- 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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133512—Light shielding layers, e.g. black matrix
-
- 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
-
- 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
- G02F1/1368—Active matrix addressed cells in which the switching element is a three-electrode device
Abstract
The application discloses a kind of display panel and display device, it is related to display technology field, display panel includes black matrix, a plurality of grid line arranged along first direction and second direction and a plurality of data signal line, grid line and data signal line, which intersect, limits multiple subpixel areas, and each subpixel area respectively includes thin film transistor (TFT)；Display panel is at least divided into first area and second area, first area and second area do not overlap, first area includes at least grid line and the thin film transistor (TFT) region defined by the orthographic projection of plane where display panel, and second area includes region defined by data signal line between subpixel area adjacent in a first direction；First area is at least partly overlapping in the orthographic projection of plane where display panel and the orthographic projection of black matrix plane where display panel, and second area is not overlapped in the orthographic projection of plane where display panel and the orthographic projection of black matrix plane where display panel.In this way, being conducive to increasing opening rate and penetrance.
Description
Technical field
This application involves display technology fields, specifically, being related to a kind of display panel and display device.
Background technology
Head-up display (Head Up Display), abbreviation HUD are applied to a kind of comprehensive electricity on automobile or aircraft
Son shows equipment, can be projected and driven by optical component by information such as navigation information, flight parameters in the form of figure, character
It sails immediately ahead of position on windshield, height is about with driver's eyes at level, when driver sees through HUD toward front,
Driver can be made to remain the posture of new line, dropped easily by extraneous scene together with the data fusion that HUD is shown
Low new line and ignore the quick variation of external environment between bowing and glasses focal length need delay that constantly adjustment generates with not
It is suitable.
Since the information shown by HUD projects immediately ahead of operator seat on windshield, the change of external environment brightness
Change and the clarity of information, which is affected, to be shown to HUD products.When extraneous light intensity is stronger, if the penetrance of HUD products is not
Foot, can cause the information readability shown by HUD products poor, significantly impact the visual experience effect of driver.
In view of this, provide a kind of the can apply to HUD products and higher display panel of penetrance and display device at
For technical problem urgently to be resolved hurrily at this stage.
Invention content
In view of this, technical problems to be solved in this application are to provide a kind of display panel and display device, the side of being expert at
It is not provided with black matrix to the position corresponding to the data signal line between adjacent subpixel area, is conducive to promote display panel
With the penetrance and aperture opening ratio of display device, promoted display panel and display device brightness, can be applied to HUD products and
Brightness, contrast and the clarity of display information are not interfered with when ambient is stronger.
In order to solve the above-mentioned technical problem, the application has following technical solution：
In a first aspect, the application provides a kind of display panel, which includes black matrix, and the display panel also wraps
It includes and extends in a first direction and a plurality of grid line arranged in a second direction and extend in a second direction and arranged along first direction
The a plurality of data signal line of cloth, a plurality of grid line and a plurality of data signal line, which intersect, limits multiple subpixel areas,
Each subpixel area respectively includes thin film transistor (TFT)；
The display panel is at least divided into first area and second area, and the first area and the second area exist
The orthographic projection of plane does not overlap where the display panel, and the first area includes at least the grid line and the film is brilliant
Body pipe region defined by the orthographic projection of plane where the display panel, the second area are included in the first direction
Region defined by data signal line between adjacent subpixel area；
The first area is in the orthographic projection of plane where the display panel and the black matrix in the display panel
The orthographic projection of place plane is at least partly overlapping, the second area orthographic projection of plane and black square where display panel
Battle array is not overlapped in the orthographic projection of plane where the display panel.
Second aspect, the application provide a kind of display device, including display panel, which is provided herein
Display panel.
Compared with prior art, display panel described herein and display device have reached following effect：
Display panel and display device provided herein, is at least divided into non-overlapping first area and the secondth area
Domain, wherein black matrix and the orthographic projection of first area plane where display panel are at least partly overlapping, with second area aobvious
The orthographic projection of plane does not overlap where showing panel, in particular, the second area includes subpixel area adjacent in a first direction
Between subpixel area between data signal line defined by region, that is to say, that the adjacent subpixel area of line direction
Between data signal line corresponding to region black matrix is not set, would generally be in data signal line corresponding region in existing design
The width black matrix bigger than the width of data signal line is set to carry out shading, and the application removes this part black matrix, goes
When falling this part black matrix, it will have more light from the corresponding region in the both sides of data signal line (i.e. quilt in existing design
The region that black matrix is blocked) it projects, it is projected from display panel and the light-emitting surface of display device in this way, more light will be had,
To be conducive to promote the aperture opening ratio and penetrance of display panel and display device；Under identical back light source brightness, work as aperture opening ratio
When getting a promotion with penetrance, the brightness of display panel and display device will be promoted accordingly, and such display panel and display fill
Set brightness, contrast and the clarity that can be applied to HUD products and do not interfere with display information when ambient is stronger, energy
It is enough to bring preferable visual experience effect to driver.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its
Advantage will become apparent.
Description of the drawings
Attached drawing described herein is used for providing further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please do not constitute the improper restriction to the application for explaining the application.In the accompanying drawings：
Fig. 1 show a kind of vertical view for the display panel that the embodiment of the present application is provided；
Fig. 2 show another vertical view for the display panel that the embodiment of the present application is provided；
Fig. 3 show the magnified partial view of display panel in Fig. 1；
Fig. 4 show another vertical view for the display panel that the embodiment of the present application is provided；
Fig. 5 show a kind of circuit structure diagram for the display panel that the embodiment of the present application is provided；
Fig. 6 show a kind of sectional view for the display panel that the embodiment of the present application is provided；
Fig. 7 show another sectional view for the display panel that the embodiment of the present application is provided；
Fig. 8 show another close-up schematic view for the display panel that the embodiment of the present application is provided；
Fig. 9 show another sectional view for the display panel that the embodiment of the present application is provided；
Figure 10 show a kind of structural schematic diagram for the display device that the embodiment of the present application is provided.
Specific implementation mode
Some vocabulary has such as been used to censure specific components in specification and claim.Those skilled in the art answer
It is understood that hardware manufacturer may call the same component with different nouns.This specification and claims are not with name
The difference of title is used as the mode for distinguishing component, but is used as the criterion of differentiation with the difference of component functionally.Such as logical
The "comprising" of piece specification and claim mentioned in is an open language, therefore should be construed to " include but do not limit
In "." substantially " refer in acceptable error range, those skilled in the art can be described within a certain error range solution
Technical problem basically reaches the technique effect.In addition, " coupling " word includes any direct and indirect electric property coupling herein
Means.Therefore, if it is described herein that a first device is coupled to a second device, then representing the first device can directly electrical coupling
It is connected to the second device, or the second device indirectly electrically coupled through other devices or coupling means.Specification
Subsequent descriptions be implement the application better embodiment, so it is described description be for the purpose of the rule for illustrating the application,
It is not limited to scope of the present application.The protection domain of the application is when subject to appended claims institute defender.
In the prior art, since the information shown by HUD projects immediately ahead of operator seat on windshield, extraneous ring
The variation of border brightness shows that the clarity of information is affected to HUD products.When extraneous light intensity is stronger, if HUD products
Penetrance it is insufficient, the information readability shown by HUD products can be caused poor, significantly impact the visual experience of driver
Effect.
In view of this, technical problems to be solved in this application are to provide a kind of display panel and display device, the side of being expert at
It is not provided with black matrix to the position corresponding to the data signal line between adjacent subpixel area, is conducive to promote display panel
With the penetrance and aperture opening ratio of display device, promoted display panel and display device brightness, can be applied to HUD products and
Brightness, contrast and the clarity of display information are not interfered with when ambient is stronger.
A kind of vertical view of the display panel shown in Figure 1 provided by the embodiment of the present application, Fig. 2 show the application
Another vertical view for the display panel that embodiment is provided, Fig. 3 show the magnified partial view of display panel in Fig. 1, referring to
Fig. 1, Fig. 2 and Fig. 3, the display panel 300 that the embodiment of the present application is provided include black matrix 33, and display panel 300 further includes edge
First direction extends and a plurality of grid line 31 arranged in a second direction and extends in a second direction and along first direction arrangement
A plurality of data signal line 32, a plurality of grid line 31 and a plurality of data signal line 32, which intersect, limits multiple subpixel areas 30, respectively
Subpixel area 30 respectively includes thin film transistor (TFT) 44；
Display panel 300 is at least divided into first area 301 and second area 302, first area 301 and second area
302 do not overlap in the orthographic projection of 300 place plane of display panel, and first area 301 includes at least grid line 31 and film crystal
The region defined by the orthographic projection of 300 place plane of display panel of pipe 44, second area 302 include adjacent in a first direction
Region defined by data signal line 32 between subpixel area 30；
First area 301 is flat where display panel 300 in the orthographic projection of 300 place plane of display panel and black matrix 33
The orthographic projection in face is at least partly overlapping, and second area 302 is being shown in the orthographic projection of 300 place plane of display panel with black matrix 33
Show that the orthographic projection of 300 place plane of panel does not overlap.
Specifically, Fig. 1 and Fig. 3 are referred to, a plurality of grid line 31 and the intersection of a plurality of data signal line 32 define multiple sons
Pixel region 30, it should be noted that subpixel area 30 herein does not include grid line 31 and data signal line 32.This Shen
Display panel 300 please be at least divided into non-overlapping first area 301 and second area 302, first area in embodiment
301 are limited including at least the grid line 31 and the thin film transistor (TFT) 44 in the orthographic projection of 300 place plane of display panel
Region, second area 302 includes in a first direction defined by the data signal line 32 between adjacent subpixel area 30
Region.In particular, the orthographic projection at least covering part of black matrix 33 in embodiment illustrated in fig. 2 in 300 place plane of display panel
Divide first area 301, and the black matrix 33 is in the orthographic projection of 300 place plane of display panel and second area 302 and no overlap.
That is, position of the embodiment of the present application corresponding to grid line 31 and thin film transistor (TFT) 44 is arranged black matrix 33, and the
Black matrix 33 is not arranged in position corresponding to data signal line 32 between the adjacent subpixel area 30 in one direction, referring to Fig. 4,
Fig. 4 show another vertical view for the display panel that the embodiment of the present application is provided, and would generally believe in data in existing design
Number line corresponding region setting width black matrix bigger than the width of data signal line carries out shading, and the application is black by this part
Matrix removes, when removing this part black matrix, it will has more light (i.e. existing from the corresponding region in the both sides of data signal line
Have the region blocked by black matrix in design) it projects, will so there are more light to be projected from the light-emitting surface of display panel 300,
To be conducive to promote the aperture opening ratio and penetrance of display panel 300；Under identical back light source brightness, when aperture opening ratio and penetrance
When getting a promotion, the brightness of display panel 300 will be promoted accordingly, and such display panel 300 can be applied to HUD products, examine
The display panel 300 for considering HUD products is generally arranged at interior hidden position, substantially will not be smaller by ambient interference,
Therefore data signal line 32 can be ignored substantially there is a phenomenon where reflective, further, since sophistication of the HUD product itselfs to picture
Of less demanding, in a first direction, data line itself can stop the leakage of light of a subpixel area 30 to adjacent sub- picture
Therefore the phenomenon that plain region 30, is applied to even if being avoided that if 32 corresponding region of data signal line is not provided with black matrix 33
Color offset phenomenon or reflex occur for the display panel 300 of HUD, further, since being not provided in 32 corresponding region of data signal line
Black matrix effectively improves the penetrance of display panel 300, even if under the stronger environment of ambient, will not influence to show
Show brightness, contrast and the clarity of information, good visual experience effect can be brought to driver, meets HUD products pair
The requirement of high-penetration rate.
Optionally, Fig. 5 show a kind of circuit structure diagram for the display panel that the embodiment of the present application is provided, referring to Fig. 5,
Each subpixel area 30 respectively further comprises pixel electrode 41, and the grid 21 positioned at the thin film transistor (TFT) 44 of same a line connects same grid
Polar curve 31, the first pole 27 for being located at the thin film transistor (TFT) 44 of same row are electrically connected with data signal line 32, each thin film transistor (TFT) 44
The second pole 28 respectively with pixel electrode 41 one-to-one correspondence be electrically connected.In the course of work of display panel 300, pass through grid line
31 send control signal to the thin film transistor (TFT) 44 positioned at same a line, the on or off of each thin film transistor (TFT) 44 are controlled, when thin
When film transistor 44 is connected, voltage letter is provided to the pixel electrode 41 being connect with thin film transistor (TFT) 44 by data signal line 32
Number, so that light is passed through corresponding subpixel area 30, realizes the normal display of display panel 300.It should be noted that positioned at same
First pole 27 of the thin film transistor (TFT) 44 of one row can be electrically connected with same data signal line 32, can also be connected respectively to film
The different data signal line 32 in 44 column both sides of transistor two, the application is to this without specifically limiting.
Optionally, incorporated by reference to Fig. 3 and Fig. 4, black matrix 33 is brilliant in the orthographic projection covering film of 300 place plane of display panel
Orthographic projection of the body pipe 44 in 300 place plane of display panel.Since region corresponding to thin film transistor (TFT) 44 is uneven, lead to this portion
Liquid crystal corresponding to subregion is disorderly, is susceptible to light leakage phenomena and the contrast of display panel is caused to reduce, and the application is implemented
The design method that example is integrally covered thin film transistor (TFT) 44 using black matrix 33, the black square being covered in right over thin film transistor (TFT) 44
Battle array 33 plays the role of shading, 44 corresponding region of thin film transistor (TFT) can be effectively prevent light leakage phenomena occur, therefore be conducive to improve
The contrast of display panel.
Optionally, Fig. 6 show a kind of sectional view for the display panel that the embodiment of the present application is provided, and Fig. 7 show this
Another sectional view for the display panel that application embodiment is provided, referring to Fig. 6 and Fig. 7, which includes that film is brilliant
Body pipe array layer 40, each thin film transistor (TFT) are located at thin film transistor array layer 40；
Thin film transistor array layer 40 includes semiconductor active layer 25, gate metal layer 210 and source-drain electrode metal layer 22, source
The first insulating layer 201, gate metal layer 210 and semiconductor active are provided between drain metal layer 22 and semiconductor active layer 25
It is provided with second insulating layer 202 between layer 25；Referring to Fig. 6, gate metal layer 210 is located at semiconductor active layer close to substrate 11
Side, alternatively, referring to Fig. 7, gate metal layer 210 is located at side of the semiconductor active layer 25 far from substrate 11.
Specifically, Fig. 6 show a kind of embodiment for the display panel that the embodiment of the present application is provided, in the embodiment,
Gate metal layer 210 is located at semiconductor active layer 25 close to the side of substrate 11, and the display panel 300 of such structure is bottom gate knot
The display panel 300 of structure can be such that display panel 300 reaches when the grid 21 of thin film transistor (TFT) 44 adopts the structure composition
To the high stability of sealing and the high flexibility of manufacturing process.Fig. 7 show the display panel that the embodiment of the present application is provided
Another embodiment, in the embodiment, gate metal layer 210 is located at side of the semiconductor active layer 25 far from substrate, such
The display panel 300 of structure is the display panel 300 of top gate structure, when the grid 21 of thin film transistor (TFT) 44 adopts the structure structure
Cheng Shi, it is easier to design and there is longer service life.
Optionally, it is located at source-drain electrode continuing with the first pole 27 and the second pole 28 referring to Fig. 6 and Fig. 7, thin film transistor (TFT) 44
Metal layer, the first pole 27 are electrically connected by the first via 291 on the first insulating layer 201 with semiconductor active layer 25, the
Two poles 28 are electrically connected by the second via 292 on the first insulating layer 201 with semiconductor active layer 25；Fig. 8 show this
Another close-up schematic view for the display panel that application embodiment is provided, black matrix is in 300 place plane of display panel
Orthographic projection minimum range between the edge of the orthographic projection of 300 place plane of display panel of edge 331 and the first pole 27
For D1,1.5 μm of D1 ＞.
Specifically, continuing with referring to Fig. 8, region defined by dashed box is 33 corresponding region of black matrix, dashed box in the figure
Can regard as by black matrix 33 project to display panel 300 in the plane after edge 331, can be seen that from the figure, black matrix 33
300 place plane of display panel orthographic projection the first pole of covering 27 300 place plane of display panel orthographic projection and
Beyond certain distance, and black matrix 33 at the edge of the orthographic projection of 300 place plane of display panel and the first pole 27 in display surface
1.5 μm of minimum range D1 ＞ between the edge of the orthographic projection of 300 place plane of plate, that is, 33 edge of black matrix exceed first
At least 1.5 μm of the edge of pole 27, it is contemplated that display panel 300 black matrix 33 and area corresponding with black matrix 33 during contraposition
There can be certain contraposition deviation between domain, the deviation is no more than 1.5 μm, corresponding to the first pole 27 due to thin film transistor (TFT) 44
Region is uneven, and liquid crystal is disorderly, is susceptible to light leakage phenomena and the contrast of display panel is caused to reduce, and the application is by black matrix
The distance between 27 edge of 33 edges and the first pole D1 is set greater than 1.5 μm, that is, is more than aligning accuracy, even if in contraposition process
In there is deviation, also can guarantee that the one the first poles 27 can be completely covered for black matrix 33, which can play screening
The effect of light, effectively avoids that there are the regions corresponding to the first pole 27 when contraposition deviation light leakage phenomena occurs, therefore is conducive to carry
Rise the contrast of display panel.
Optionally, continuing with referring to Fig. 8, black matrix 33 the edge 331 of the orthographic projection of 300 place plane of display panel with
Minimum range of second pole 28 between the edge of the orthographic projection of 300 place plane of display panel is D2,1.5 μm of D2 ＞.Black square
Battle array 33 300 place plane of display panel orthographic projection cover the second pole 28 300 place plane of display panel orthographic projection simultaneously
And exceed certain distance, and black matrix 33 is being shown at the edge of the orthographic projection of 300 place plane of display panel with the second pole 28
1.5 μm of minimum range D2 ＞ between the edge of the orthographic projection of 300 place plane of panel, that is, 33 edge of black matrix is beyond the
At least 1.5 μm of the edge of two poles 28, it is contemplated that the black matrix 33 and corresponding with black matrix 33 during contraposition of display panel 300
Can have certain contraposition deviation between region, the deviation be not more than 1.5 μm, by thin film transistor (TFT) 44 the first pole 27 pair
Answer region uneven, liquid crystal is disorderly, is susceptible to light leakage phenomena and the contrast of display panel is caused to reduce, and the application is by black square
Battle array the distance between edge 331 and 28 edge of the second pole D2 is set greater than 1.5 μm, that is, is more than aligning accuracy, even if aligning
Occur deviation in the process, also can guarantee that the one the second poles 28 can be completely covered for black matrix 33, which can rise
To the effect of shading, effectively avoid light leakage phenomena occur there are the region corresponding to the second pole 28 when contraposition deviation, therefore advantageous
In the contrast for promoting display panel.
Optionally, continuing with referring to Fig. 8, the first via 291 is located at first in the orthographic projection of 300 place plane of display panel
Pole 27 is in the orthographic projection limited range of 300 place plane of display panel, and the first pole 27 is in 300 place plane of display panel
Orthographic projection width D 3 be more than data signal line 32 the orthographic projection of 300 place plane of display panel width D 4；
Second via 292 is located at the second pole 28 where display panel 300 in the orthographic projection of 300 place plane of display panel
In the orthographic projection limited range of plane.
Specifically, Fig. 8 is referred to, since the first pole 27 of thin film transistor (TFT) 44 and the second pole 28 are respectively positioned on source-drain electrode metal
Layer, data signal line 32 also is located at source-drain electrode metal layer, during display panel 300 is shown, by data signal line 32 to
Voltage signal is transmitted in first pole 27 and the second pole 28, and then is transferred to pixel electrode 41.To enable the first pole 27 by
One via 291 is reliably electrically connected with semiconductor active layer, and the width D 3 of the first pole 27 is usually designed larger than data signal line
32 width D 4, while the second pole 28 is reliably electrically connected by the second via 292 with semiconductor active layer, usually will
Second pole 28 300 place plane of display panel orthographic projection cover the second via 292 300 place plane of display panel just
Projection, and the edge of the second pole 28 exceeds 292 edge certain distance of the second via.
Optionally, Fig. 9 show another sectional view for the display panel that the embodiment of the present application is provided, and referring to Fig. 9, shows
Show that panel 300 includes that the first substrate 100 being oppositely arranged and second substrate 200, thin film transistor (TFT) 44 and pixel electrode 41 are located at
First substrate 100, black matrix 33 are located at second substrate 200.
Specifically, further include public electrode 49 in addition to including pixel electrode 41 referring to the first substrate 100 in Fig. 9, it is public
Common electrode 49 passes through insulating layer insulation set with pixel electrode 41.In general, pixel electrode 41 and public electrode 49 are oppositely arranged,
During first substrate 100 is shown, public electrode 49 can receive first voltage, and pixel electrode 41 can receive second voltage,
The driving voltage that voltage difference between first voltage and second voltage will deflect as driving liquid crystal 30.Continuing with referring to figure
9, the first substrate 100 that the embodiment of the present application is provided further includes that the first substrate 11 set gradually, buffer layer 12 and film are brilliant
Body pipe array layer 40, wherein thin film transistor array layer 40 include：
Semiconductor active layer 25 on buffer layer 12, semiconductor active layer 25 include passing through doped N-type foreign ion
Or p type impurity ion and the source region and drain region that are formed, the region between source region and drain region is wherein
Undope the channel region of foreign ion, and semiconductor active layer 25 can make non-crystalline silicon change into polysilicon by the crystallization of non-crystalline silicon
And formed, in order to make recrystallized amorphous silicon, such as rapid thermal annealing (RTA) method, solid-phase crystallization (SPC) method, quasi-molecule can be utilized
Laser annealing (ELA) method, crystallization inducing metal (MIC) method, metal induced lateral crystallization (MILC) method or continuously transverse solidifying
(SLS) the various methods such as method；
Gate insulating layer 26 above semiconductor active layer 25, gate insulating layer 26 include such as silica, nitridation
The inorganic layer of silicon or metal oxide, and may include single-layer or multi-layer；
The first metal layer (gate metal layer 210) in specific region on gate insulating layer 26, as film crystal
The grid of pipe, grid may include golden (Au), silver-colored (Ag), copper (Cu), nickel (Ni), platinum (Pt), palladium (Pd), aluminium (Al), molybdenum (Mo) or
The single-layer or multi-layer of chromium (Cr), or such as aluminium (Al):Neodymium (Nd) alloy, molybdenum (Mo):The alloy of tungsten (W) alloy；
Interlayer insulating film 24 above gate metal layer 210, interlayer insulating film 24 can be by silicon oxide or silicon nitrides
Deng insulating inorganic layer formed, can also be formed by insulative organic layer；
Second metal layer (source-drain electrode metal layer 22) on interlayer insulating film 24, the source electrode as thin film transistor (TFT)
(the first pole 27) and drain electrode (the second pole 28), source electrode 27 and drain electrode 28 pass through the first via 291 and the second via respectively
292 and it is electrically connected to the source region and drain region of semiconductor active layer 25, via is exhausted by being optionally removed grid
What edge layer 26 and interlayer insulating film 24 were formed；And
Passivation layer 23 in second metal layer 22, passivation layer 23 can be by the inorganic layers shapes such as silicon oxide or silicon nitride
At can also be formed by organic layer；
Side of the passivation layer 23 far from second metal layer 22 is provided with public electrode 49, insulating layer 80 and pixel electrode
41。
It should be noted that the embodiment that Fig. 9 is provided is illustrated by taking the thin film transistor (TFT) of top gate structure as an example,
In the other embodiment of the present invention, the thin film transistor (TFT) for being set as bottom grating structure can also be.
Optionally, continuing with referring to Fig. 9, display panel further includes spacer 90, and spacer 90 is located at 100 He of first substrate
Between second substrate 200；Spacer 90 is located at first area 301 in the orthographic projection of 300 place plane of display panel, referring to Fig. 3.
Spacer 90 is arranged in the embodiment of the present application between first substrate 100 and second substrate 200, and spacer 90 is to first substrate 100
Reliable supporting role is played with second substrate 200, in particular, to avoid spacer 90 from making the normal display of display panel
At influence, the orthographic projection of the plane where display panel of spacer 90 is arranged in the first polar region domain 301 the application, i.e., with black square
Battle array 33 has overlapping region in the orthographic projection of 100 place plane of first substrate.
Optionally, incorporated by reference to Fig. 3 and Fig. 4, black matrix 33 covers spacer in the orthographic projection of 300 place plane of display panel
90 300 place plane of display panel orthographic projection, that is to say, that positive throwing of the spacer 90 in 300 place plane of display panel
Region corresponding to shadow is covered by black matrix 33 completely, it is contemplated that the region corresponding to spacer 90 is uneven, this part
Liquid crystal corresponding to region is disorderly, is susceptible to light leakage phenomena and reduces the contrast of display panel, the application uses black matrix
33 spacer 90 is completely covered, which can play interception, and region corresponding to spacer 90 is avoided to leak
Optical phenomenon, therefore be conducive to be promoted the contrast of display panel.
It should be noted that illustrations and embodiment are illustrated with the thin film transistor (TFT) of double-gate structure, example
Thin film transistor (TFT) in embodiment as shown in Figure 6 and Figure 7 includes two grids, and in other embodiments, thin film transistor (TFT) is also
It can be presented as single grid structure, that is, only there are one grids, the application is to this without specifically limiting.
Based on same inventive concept, the application also provides a kind of display device, and Figure 10 show the embodiment of the present application and carried
A kind of structural schematic diagram of the display device 400 of confession, the display device 400 include display panel 300 provided herein.It needs
It is noted that the display device 400 that the embodiment of the present application is provided can be：Head-up display, mobile phone, tablet computer,
Any product or component with display function such as television set, display, laptop, Digital Frame, navigator.The application
The embodiment of middle display device 400 can be found in the embodiment of above-mentioned display panel 300, and repeating place, details are not described herein again.
By the above various embodiments it is found that advantageous effect existing for the application is：
Display panel and display device provided herein, is at least divided into non-overlapping first area and the secondth area
Domain, wherein black matrix and the orthographic projection of first area plane where display panel are at least partly overlapping, with second area aobvious
The orthographic projection of plane does not overlap where showing panel, in particular, the second area includes subpixel area adjacent in a first direction
Between subpixel area between data signal line defined by region, that is to say, that the adjacent subpixel area of line direction
Between data signal line corresponding to region black matrix is not set, would generally be in data signal line corresponding region in existing design
The width black matrix bigger than the width of data signal line is set to carry out shading, and the application removes this part black matrix, goes
When falling this part black matrix, it will have more light from the corresponding region in the both sides of data signal line (i.e. quilt in existing design
The region that black matrix is blocked) it projects, it is projected from display panel and the light-emitting surface of display device in this way, more light will be had,
To be conducive to promote the aperture opening ratio and penetrance of display panel and display device；Under identical back light source brightness, work as aperture opening ratio
When getting a promotion with penetrance, the brightness into display panel and display device will be promoted accordingly, such display panel and display
Device can be applied to HUD products and not interfere with brightness, contrast and the clarity of display information when ambient is stronger,
Preferable visual experience effect can be brought to driver.
Several preferred embodiments of the application have shown and described in above description, but as previously described, it should be understood that the application
Be not limited to form disclosed herein, be not to be taken as excluding other embodiments, and can be used for various other combinations,
Modification and environment, and the above teachings or related fields of technology or knowledge can be passed through in the scope of the invention is set forth herein
It is modified.And changes and modifications made by those skilled in the art do not depart from spirit and scope, then it all should be in this Shen
It please be in the protection domain of appended claims.
Claims (11)
1. a kind of display panel, which is characterized in that
The display panel includes black matrix, and the display panel further includes extending in a first direction and arranging in a second direction
A plurality of grid line and in a second direction extend and along first direction arrangement a plurality of data signal line, a plurality of grid line and
The a plurality of data signal line, which intersects, limits multiple subpixel areas, and each subpixel area respectively includes thin film transistor (TFT)；
The display panel is at least divided into first area and second area, and the first area and the second area are described
The orthographic projection of plane does not overlap where display panel, and the first area includes at least the grid line and the thin film transistor (TFT)
The region defined by the orthographic projection of plane where the display panel, it is adjacent that the second area is included in the first direction
The subpixel area between data signal line defined by region；
The first area is in the orthographic projection of plane where the display panel and the black matrix where the display panel
The orthographic projection of plane is at least partly overlapping, and second area orthographic projection of plane where display panel exists with the black matrix
The orthographic projection of plane does not overlap where the display panel.
2. display panel according to claim 1, which is characterized in that each subpixel area respectively further comprises pixel electricity
Pole, the grid for being located at the thin film transistor (TFT) with a line connect the same grid line, and the film for being located at same row is brilliant
First pole of body pipe is electrically connected with the data signal line, the second pole of each thin film transistor (TFT) respectively with the pixel electrode
Correspond electrical connection.
3. display panel according to claim 2, which is characterized in that the black matrix is in plane where the display panel
Orthographic projection cover orthographic projection of the thin film transistor (TFT) in plane where the display panel.
4. display panel according to claim 2, which is characterized in that the display panel includes thin film transistor (TFT) array
Layer, each thin film transistor (TFT) are located at the thin film transistor array layer；
The thin film transistor array layer includes semiconductor active layer, gate metal layer and source-drain electrode metal layer, the source-drain electrode
The first insulating layer, the gate metal layer and the semiconductor active layer are provided between metal layer and the semiconductor active layer
Between be provided with second insulating layer；The gate metal layer is located at the semiconductor active layer close to the side of the substrate, or
Person, the gate metal layer are located at side of the semiconductor active layer far from the substrate.
5. display panel according to claim 4, which is characterized in that first pole of the thin film transistor (TFT) and described
Second pole is located at the source-drain electrode metal layer, first pole by the first via on first insulating layer with it is described
Semiconductor active layer is electrically connected, and second pole has by the second via on first insulating layer with the semiconductor
Active layer is electrically connected；
The black matrix is at the edge of the orthographic projection of plane where the display panel and first pole in the display panel
Minimum range between the edge of the orthographic projection of place plane is D1,1.5 μm of D1 ＞.
6. display panel according to claim 5, which is characterized in that the black matrix is where the display panel
The minimum of the edge of the orthographic projection of plane and second pole between the edge of the orthographic projection of plane where the display panel
Distance is D2,1.5 μm of D2 ＞.
7. display panel according to claim 5, which is characterized in that first via is put down where the display panel
The orthographic projection in face is located at first pole in the orthographic projection limited range of plane where the display panel, and described first
Pole is flat where the display panel more than the data signal line in the width of the orthographic projection of plane where the display panel
The width of the orthographic projection in face；
Second via is located at second pole in the display panel institute in the orthographic projection of plane where the display panel
In the orthographic projection limited range of plane.
8. display panel according to claim 2, which is characterized in that the display panel includes the first base being oppositely arranged
Plate and second substrate, the thin film transistor (TFT) and the pixel electrode are located at the first substrate, and the black matrix is located at described
Second substrate.
9. display panel according to claim 8, which is characterized in that the display panel further includes spacer, between described
Spacer post is between the first substrate and the second substrate；
The spacer is located at the first area in the orthographic projection of plane where the display panel.
10. display panel according to claim 9, which is characterized in that the black matrix is put down where the display panel
The orthographic projection in face covers orthographic projection of the spacer in plane where the display panel.
11. a kind of display device, which is characterized in that including display panel, the display panel is any of claims 1 to 10
The display panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810141432.2A CN108398836A (en) | 2018-02-11 | 2018-02-11 | Display panel and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810141432.2A CN108398836A (en) | 2018-02-11 | 2018-02-11 | Display panel and display device |
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| Publication Number | Publication Date |
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| CN108398836A true CN108398836A (en) | 2018-08-14 |
Family
ID=63095908
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810141432.2A Pending CN108398836A (en) | 2018-02-11 | 2018-02-11 | Display panel and display device |
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| WO2021254052A1 (en) * | 2020-06-18 | 2021-12-23 | 京东方科技集团股份有限公司 | Display panel and display device |
| WO2024020952A1 (en) * | 2022-07-28 | 2024-02-01 | 京东方科技集团股份有限公司 | Display substrate, display panel, and display apparatus |
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