CN110148621A - Translucent display substrate, array substrate, display panel and display device - Google Patents

Translucent display substrate, array substrate, display panel and display device Download PDF

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Publication number
CN110148621A
CN110148621A CN201910578677.6A CN201910578677A CN110148621A CN 110148621 A CN110148621 A CN 110148621A CN 201910578677 A CN201910578677 A CN 201910578677A CN 110148621 A CN110148621 A CN 110148621A
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sub
pixel
angle
layer
conductive layer
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CN201910578677.6A
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CN110148621B (en
Inventor
蔡俊飞
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Kunshan Govisionox Optoelectronics Co Ltd
Kunshan Guoxian Photoelectric Co Ltd
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Kunshan Guoxian Photoelectric Co Ltd
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    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/80—Constructional details
    • H10K50/805—Electrodes
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/80—Constructional details
    • H10K50/85—Arrangements for extracting light from the devices
    • H10K50/852—Arrangements for extracting light from the devices comprising a resonant cavity structure, e.g. Bragg reflector pair
    • 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
    • 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
    • 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
    • H10K59/30—Devices specially adapted for multicolour light emission
    • H10K59/35—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
    • H10K59/353—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels characterised by the geometrical arrangement of the RGB subpixels
    • 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
    • H10K59/60—OLEDs integrated with inorganic light-sensitive elements, e.g. with inorganic solar cells or inorganic photodiodes
    • H10K59/65—OLEDs integrated with inorganic image sensors

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Electroluminescent Light Sources (AREA)

Abstract

This application provides a kind of translucent display substrate, array substrate, display panel and display devices.Multiple first sub-pixels are equipped in the viewing area of the translucent display substrate, first sub-pixel includes the first luminous zone and the second luminous zone, and the light transmittance of first luminous zone is greater than second luminous zone；First sub-pixel includes first electrode, the light emitting structure in the first electrode and the second electrode on the light emitting structure, the first electrode includes the first conductive layer and the second conductive layer on first conductive layer, first conductive layer and second conductive layer contact.One of them in first conductive layer and second conductive layer includes reflective coating, another is transparent conductive film layer, and the reflective coating is provided only in second luminous zone, and the transparent conductive film layer at least covers first luminous zone.

Description

Translucent display substrate, array substrate, display panel and display device
Technical field
This application involves field of display technology more particularly to a kind of translucent display substrate, array substrate, display panels and aobvious Showing device.
Background technique
With the fast development of electronic equipment, requirement of the user to screen accounting is higher and higher, so that electronic equipment is comprehensive Screen display is more and more paid close attention to by industry.Traditional electronic equipment such as mobile phone, tablet computer etc., due to needing to integrate such as Front camera, earpiece and infrared induction element etc., so can be by slot on a display screen (Notch), in slot area Camera, earpiece and infrared induction element etc. are set, but slot area can not be used to show picture, it is such as in the prior art Liu Haiping, or by the way of aperture on the screen, for the electronic equipment for realizing camera function, ambient can lead to It crosses the tapping on screen and enters the photosensitive element being located at below screen.But these electronic equipments are not truly Screen comprehensively, can not be shown in each region of entire screen, such as cannot show picture in camera shooting head region.
Summary of the invention
According to the embodiment of the present application in a first aspect, provide a kind of translucent display substrate, the translucent display substrate In viewing area be equipped with multiple first sub-pixels, first sub-pixel include the first luminous zone and the second luminous zone, described first The light transmittance of luminous zone is greater than second luminous zone；First sub-pixel includes first electrode, is located at the first electrode On light emitting structure and the second electrode on the light emitting structure, the first electrode include the first conductive layer and be located at institute State the second conductive layer on the first conductive layer, first conductive layer and second conductive layer contact；
One of them in first conductive layer and second conductive layer includes reflective coating, another leads to be transparent Electrolemma layer, and the reflective coating is provided only in second luminous zone, the transparent conductive film layer at least covers described One luminous zone.
In one embodiment, first conductive layer and the conduction in second conductive layer including the reflective coating Layer further includes two layers of transparent metal oxide film layer, and the reflective coating is located between two layers of transparent metal oxide film layer；
Preferably, the transparent conductive film layer covers first luminous zone and second luminous zone.So set, It when preparing transparent conductive film layer, is all covered, is not necessarily to second by transparent conductive film layer in the first luminous zone and the second luminous zone Transparent conductive film layer removal in luminous zone can reduce to a certain degree process complexity.
Preferably, the material of the transparent metal oxide film layer and/or the transparent conductive film layer include tin indium oxide, At least one of indium zinc oxide, the tin indium oxide of silver-doped and indium zinc oxide of silver-doped.So set, may make first to lead Electric layer and the light transmittance of the second conductive layer are higher, so that the light transmittance of the first luminous zone can be improved, so that more extraneous lights It is entered in the sensor devices below translucent display substrate by translucent display substrate.
Preferably, the material of the reflective coating includes silver.The reflectivity of silver is higher, more conducively raising first electrode and the Microcavity effect between two electrodes, and then improve the display effect of translucent display substrate.
Preferably, first sub-pixel include two first luminous zones and second luminous zone, two First luminous zone is located at the opposite sides of first luminous zone；Alternatively, first sub-pixel includes one described the One luminous zone and second luminous zone.
Preferably, first sub-pixel includes first luminous zone and second luminous zone, described First luminous zone is all surrounded by second luminous zone.
In one embodiment, the translucent display substrate includes substrate and the pixel confining layer on the substrate, The translucent display substrate offers pixel openings, and at least partly described first electrode of the pixel openings exposure is described to shine Structure is located in the pixel openings.
First conductive layer is the laminated construction of transparent metal oxide film layer and reflective coating, second conductive layer For transparent conductive film layer, first conductive layer is provided only in second luminous zone, described in the second conductive layer covering First luminous zone and second luminous zone.So set, then can avoid first since the second conductive layer covers the first conductive layer Reflective coating in conductive layer is exposed and contacts with light emitting structure, that is to say that avoidable reflective coating is diffused into light emitting structure and leads The problem of service life reduction of the first sub-pixel caused.Also, the material of transparent conductive film layer is tin indium oxide or indium zinc oxide When, it is needed during the preparation process by annealing, it is less smooth to will lead to its upper surface, and the second conductive layer is transparent conductive material When, the lower surface of the second conductive layer and the first conductive layer contact can avoid its upper surface and the first conductive layer contact and cause two The larger problem of person's contact impedance.
In one embodiment, at least partly side wall of the pixel openings inclines including from top to bottom sequentially connected first Inclined portion, flat part and the second rake, when second conductive layer is the transparent conductive film layer, the second conductive layer setting At the bottom of the flat part, the second rake and the pixel openings；
Preferably, first rake and angle formed by the flat part are the first angle, the second electrode position In the part of the pixel openings bottom and angle formed by second rake be the second angle, first angle and/ Or second angle be obtuse angle.The light emitting structure being formed in first electrode generally covers the side wall and bottom wall of pixel openings, is formed It is usually the face electrode to join together in the second electrode on light emitting structure, covers the first rake and the second rake.First When angle and the second angle are obtuse angle, second electrode and light emitting structure can avoid at the first rake and the second rake It is broken.
Preferably, the angle of first angle and/or second angle is greater than 130 °.So set, can be more effective Ground avoids second electrode and light emitting structure from being broken at the first rake and the second rake.
Preferably, the angle of first angle and/or second angle is less than 160 °.So set, can avoid the One angle and the second angle cause the material for second electrode and light emitting structure to increase very much greatly, in turn result in transparence display base The increased costs of plate.
Preferably, the angular range of first angle and/or second angle is within 140 °~150 °.So set It sets, not only can avoid second electrode and light emitting structure is broken at the first rake and the second rake, but also can avoid preparation The material that second electrode and light emitting structure use increases, and in turn results in the increased costs of translucent display substrate.
In one embodiment, the translucent display substrate further include setting the substrate and the pixel confining layer it Between planarization layer；
The pixel confining layer include the first sub-pixel confining layers and in the first sub-pixel confining layers second Sub-pixel confining layers, the pixel openings run through the first sub-pixel confining layers and the second sub-pixel confining layers, described First conductive layer is between the first sub-pixel confining layers and the planarization layer, the marginal portion of second conductive layer Between the first sub-pixel confining layers and the second sub-pixel confining layers, the middle section quilt of second conductive layer The pixel openings exposure.So set, the side edge of the second conductive layer 112 is contacted with the first sub-pixel confining layers 2041, it can The reflective coating in the second conductive layer 112 is avoided to spread.
Preferably, first rake is arranged in the first sub-pixel confining layers, the flat part and described the Two rakes are arranged in the second sub-pixel confining layers；
Preferably, the first sub-pixel confining layers and/or the second sub-pixel confining layers include having for alternately superposition Machine film layer and inorganic film.Organic film may help to the first angle and the second angle being made into obtuse angle, and inorganic film facilitates The stability of pixel confining layer is improved, therefore the thickness proportion of inorganic film and organic film can be adjusted as needed.
Alternatively,
The planarization layer include the first sub- planarization layer and on the described first sub- planarization layer second son it is flat Change layer, the pixel openings run through the pixel confining layer and the second sub- planarization layer, and the first conductive layer setting exists Between the first sub- planarization layer and the second sub- planarization layer, the marginal portion of second conductive layer is located at described the Between two sub- planarization layers and the pixel confining layer, the middle section of second conductive layer is exposed by the pixel openings. So set, the side edge of the second conductive layer is contacted with the second sub- planarization layer, the reflective coating in the second conductive layer can avoid Diffusion.
Preferably, first rake is arranged in the pixel confining layer, the flat part and second inclination Portion is arranged on the described second sub- planarization layer；
Preferably, the pixel confining layer and/or the second sub- planarization layer include alternately superposition organic film and Inorganic film.Organic film may help to the first angle and the second angle being made into obtuse angle, and inorganic film helps to improve pixel The stability of confining layers and planarization layer, therefore the thickness proportion of inorganic film and organic film can be adjusted as needed.
In one embodiment, the translucent display substrate includes substrate and the pixel confining layer on the substrate, Pixel openings are offered in the pixel confining layer, at least partly described first electrode of the pixel openings exposure is described to shine Structure is located in the pixel openings；
First conductive layer is transparent metal oxide film layer, and second conductive layer includes two layers of transparent metal Oxide membranous layer and the reflective coating between two layers of transparent metal oxide film layer, first luminous zone and institute It states and is provided with isolation structure between the second luminous zone, the isolation structure covers the side edge of second conductive layer；Described Two conductive layers are provided only in second luminous zone, and first conductive layer covers first luminous zone and second hair Light area, alternatively, first conductive layer is provided only on first luminous zone.So set, due to isolation structure covering second The side edge of conductive layer, then can avoid the second conductive layer reflective coating be diffused into light emitting structure, caused by the first sub- picture The service life reduction of element.
Preferably, angle formed by the side wall of the isolation structure and first conductive layer is the 5th angle, it is described every It is the 6th angle from angle formed by the side wall of structure and second conductive layer；5th angle and/or the 6th angle are Obtuse angle.When 5th angle and/or the 6th angle are obtuse angle, second electrode and light emitting structure can avoid in the side-walls of isolation structure It is broken.
Preferably, the angle of the 5th angle and/or the 6th angle is greater than 130 °.So set, can more effectively keep away Exempt from second electrode and light emitting structure to be broken in the side-walls of isolation structure.
Preferably, the angle of the 5th angle and/or the 6th angle is less than 160 °.So set, can avoid the 5th folder Angle and/or the 6th angle cause the material for being used to prepare second electrode and light emitting structure to increase very much greatly, in turn result in transparent aobvious Show the increased costs of substrate.
Preferably, the angle of the 5th angle and/or the 6th angle is within 140 °~150 °.So set, both may be used It avoids second electrode and light emitting structure from being broken in the side-walls of isolation structure, also can avoid being used to prepare second electrode and hair The material of photo structure increases, and in turn results in the increased costs of translucent display substrate.
Preferably, the isolation structure is formed in same processing step with the pixel confining layer.So set, can be The complexity of preparation process is reduced to a certain extent.
In one embodiment, the translucent display substrate includes substrate and the pixel confining layer on the substrate, Pixel openings are provided in the pixel confining layer, the side wall of the pixel openings from top to bottom tilts extension, and the pixel is opened At least partly described first electrode of mouth exposure, the light emitting structure are located in the pixel openings；
Angle formed by the side of the pixel openings and the first electrode is third angle, the side of the pixel openings Angle formed by wall and second conductive layer is the 4th angle；The third angle and/or the 4th angle are obtuse angle.The When three angles and/or the 4th angle are obtuse angle, it can avoid second electrode and light emitting structure and occur to break in the side-walls of pixel openings It splits.
Preferably, the angle of the third angle and/or the 4th angle is greater than 130 °.So set, can be more effective Ground avoids second electrode and light emitting structure from being broken in the side-walls of pixel openings.
Preferably, the angle of the third angle and/or the 4th angle is less than 160 °.So set, can avoid the Three angles and/or the 4th angle cause the material for being used to prepare second electrode and light emitting structure to increase very much greatly, in turn result in The increased costs of bright display base plate.
Preferably, the angle of the third angle and/or the 4th angle is within 140 °~150 °.So set, Both it can avoid second electrode and light emitting structure be broken in the side-walls of pixel openings, and also can avoid being used to prepare second electrode Increase with the material of light emitting structure, in turn results in the increased costs of translucent display substrate.
In one embodiment, multiple first sub-pixels are divided into multiple sub-pixel groups, and each sub-pixel group includes edge Two or more first sub-pixels that first direction is intervally arranged, the first son of adjacent two in same sub-pixel group The first electrode of pixel is electrically connected.So set, the first sub-pixel in same sub-pixel group can be driven by a pixel circuit, So as to reduce the complexity of the structure in translucent display substrate, knot when light transmits because of the first viewing area can be effectively improved Diffraction overlay phenomenon caused by structure is complicated, and then promote the image matter for the camera shooting being arranged in below translucent display substrate Amount, avoids the occurrence of image fault defect.Also, multiple first electrodes are electrically connected, thus can control it is right in multiple first electrodes It the light emitting structure that should be arranged while shining or simultaneously closing off, the control to translucent display substrate can be simplified.
Preferably, in a second direction, in two or more first electrodes of same sub-pixel group, adjacent two A first electrode dislocation arrangement, the second direction are vertical with the first direction.Such setting can further weaken outside and enter The light penetrated passes through the diffraction effect generated when translucent display substrate.
Preferably, in two or more first electrodes of same sub-pixel group, it is spaced a first electrode setting Two first electrodes central axes in said first direction be overlapped.Such setting can make the arrangement of first electrode more regular, To which the arrangement for being correspondingly arranged at the light emitting structure above multiple first electrodes is more regular, and then prepare covering for light emitting structure use The opening arrangement comparison rule of template.
Preferably, the first direction is that row is reversed, and the second direction is column direction；Alternatively, the first direction is Column direction, the second direction are line direction.
Preferably, the translucent display substrate includes substrate, and first sub-pixel is located on the substrate, described transparent The projection of conductive film layer over the substrate is made of first graphic element or multiple first graphic elements.
Preferably, first graphic element includes circle, ellipse, dumb-bell shape, Pear-Shaped or rectangle.First figure list Member is round, ellipse, dumb-bell shape and Pear-Shaped, and above-mentioned shape can be changed the periodic structure that diffraction generates, that is, change and spread out The distribution of field is penetrated, to weaken the diffraction effect of bad student when external incident light passes through.Also, the first elementary area is above-mentioned shape When, first electrode size consecutive variations in a second direction or interruption variation, then in a first direction adjacent two the One electrode spacing consecutive variations in a second direction or interruption variation, so that two adjacent first electrodes generate diffraction Position is different, and the diffraction effect at different location is cancelled out each other, and so as to effectively weaken diffraction effect, and then ensures transparent aobvious Show the image clarity with higher that the camera being arranged below substrate is taken pictures.
Preferably, the projection of the light emitting structure over the substrate is by a second graph unit or multiple second figures Shape unit composition, the second graph unit and first graphic element are identical or different.
The second graph unit includes circle, ellipse, dumb-bell shape, Pear-Shaped or rectangle.First graphic element and When two elementary area differences, then the projection of the light emitting structure being correspondingly arranged in first electrode on substrate is being served as a contrast with the first electrode Projection on bottom is different, further to weaken the diffraction effect generated when light passes through translucent display substrate.
Preferably, first luminous zone is all surrounded by second luminous zone, and the transparent conductive film layer covers institute State the first luminous zone and second luminous zone, in the circumferential direction of second luminous zone, the edge of first conductive layer with The distance between the edge of second conductive layer consecutive variations or interruption variation.Enter so set, can further weaken outside Penetrate the diffraction effect of bad student when light passes through translucent display substrate.
Preferably, the projection of first conductive layer over the substrate with second conductive layer over the substrate Projection of shape is different.So set, may make the distance between the edge of the first conductive layer and the edge of the second conductive layer that can connect Continuous variation or interruption variation.
Preferably, first conductive layer projection over the substrate and/or second conductive layer are in the substrate On be projected as circle, ellipse, dumb-bell shape, Pear-Shaped or rectangle.
According to the second aspect of the embodiment of the present application, a kind of array substrate is provided, the array substrate includes first aobvious Show area and the second viewing area, above-mentioned translucent display substrate is provided in first viewing area, is set in second viewing area It is equipped with nontransparent display base plate.
In one embodiment, for driving the pixel circuit of first sub-pixel to be arranged in second viewing area It is interior.So set, the structure complexity of the first viewing area can be reduced, and then extraneous light can be weakened and pass through production when the first viewing area Raw diffraction effect.
Preferably, the first electrode is electrically connected by cabling with corresponding pixel circuit, and the cabling includes being located at institute The first segment of the first viewing area and the second segment positioned at second display are stated, the material of the first segment is electrically conducting transparent material Material.Such setting may make the light transmittance of the first viewing area larger.
Preferably, the material of the first segment includes tin indium oxide, indium zinc oxide, the tin indium oxide of silver-doped and silver-doped At least one of indium zinc oxide.The tin indium oxide of silver-doped or the oxidation of silver-doped can be used in the material for preparing first segment When indium zinc, the resistance of first segment can be reduced on the basis of guaranteeing the high transparency of the first viewing area.
Preferably, second viewing area includes the first sub- viewing area and the adjacent first sub- viewing area and described the The sub- viewing area of the second of one viewing area, the corresponding pixel circuit of first sub-pixel are arranged in the described second sub- viewing area. So set, may make shorter for connecting first electrode and the length of the cabling of corresponding pixel circuit, battle array is advantageously reduced The complexity of column substrate interior cabling.
Preferably, multiple third sub-pixels are provided in the described second sub- viewing area, the corresponding picture of the third sub-pixel Plain circuit is arranged in the region of close described first sub- viewing area of the described second sub- viewing area, and first sub-pixel is corresponding Pixel circuit be arranged in the described second sub- viewing area close to first viewing area region in.So set, the first son The position arrangement in the second sub- viewing area of the pixel circuit of pixel and the pixel circuit of third sub-pixel is more reasonable, may make the The first electrode of one sub-pixel is closer with corresponding pixel circuit, so that for connecting first electrode and corresponding picture The length of the cabling of plain circuit is shorter, advantageously reduces the complexity of array substrate interior cabling.
Preferably, be provided with multiple second sub-pixels in the described first sub- viewing area, the density of first sub-pixel with The density of the third sub-pixel is identical, and is less than the density of second sub-pixel.The density of first sub-pixel and institute The density for stating third sub-pixel is identical, may make the display effect of the first viewing area and the second sub- viewing area closer, can be one Determine to reduce the diversification of pixel density in the viewing area of array substrate in degree and causes the viewing area region Nei Ge display effect not Consistent probability.
Preferably, the density of the third sub-pixel is equal to the half of the density of second sub-pixel.Pass through setting institute State third sub-pixel density be equal to second sub-pixel density half, then the pixel circuit and third of the first sub-pixel The pixel circuit of sub-pixel can respectively occupy the half region of the second sub- viewing area so that the pixel circuit of the first sub-pixel and The pixel circuit of third sub-pixel is arranged more rationally in the second sub- viewing area.
Preferably, the spacing between third sub-pixel adjacent in the described second sub- viewing area is greater than the first son display Spacing in area between the second adjacent sub-pixel, and/or, the size of second sub-pixel is less than the ruler of third sub-pixel It is very little.So set, the density of the second sub-pixel in the first sub- viewing area may make to be greater than third sub-pixel in the second sub- viewing area Density.
According to the third aspect of the embodiment of the present application, a kind of display panel is provided, the display panel includes above-mentioned Array substrate and encapsulating structure, the encapsulating structure are arranged in the array substrate；
The encapsulating structure includes polaroid, and the polaroid covers second viewing area, alternatively, the polaroid covers Cover first viewing area and second viewing area.Polaroid can dissipate the reflected light of panel surface, improve user's Usage experience.When polaroid does not cover the first viewing area, the first viewing area can be positioned below through the first viewing area transmitting or Acquire the sensor devices of light.When first viewing area is not provided with polaroid, the light transmittance of the first viewing area can be improved, guarantee first The normal work for the sensor devices being arranged below viewing area.
According to the fourth aspect of the embodiment of the present application, a kind of display device is provided, comprising:
Apparatus body has device region；
Above-mentioned display panel is covered on the apparatus body；
Wherein, the device region is located at below first viewing area, and is provided in the device region through described the The sensor devices of the transmitting of one viewing area or acquisition light.
Display base plate, display panel and display device provided by the embodiments of the present application, the first sub-pixel include first luminous Area and the second luminous zone, the light transmittance of the first luminous zone are greater than the light transmittance of the second luminous zone, then extraneous light can pass through first First luminous zone of sub-pixel penetrates translucent display substrate, and enters in the sensor devices below translucent display substrate, thus It can guarantee that the sensor devices below translucent display substrate work normally.First electrode packet in second luminous zone of the first sub-pixel Reflective coating is included, then there are microcavity effects between first electrode and second electrode in the second luminous zone, so that transparence display Substrate color in display accounts for that relatively high, brightness is stronger, and the visual effect difference of different perspectives is smaller, is conducive to promote transparence display The display effect of substrate.It include the first conductive layer and the second conduction on first conductive layer by the way that first electrode is arranged Layer, and one of conductive layer includes transmitting film layer, that is to say that first electrode includes two conductive layers, then can pass through control two The overlay area of conductive layer forms the first luminous zone and the second luminous zone of the first sub-pixel, relative to passing through one layer of conductive layer It realizes the design of the first luminous zone and the second luminous zone, can reduce the complexity of technique to a certain extent.
Detailed description of the invention
Fig. 1 is a kind of pixel arrangement schematic diagram of translucent display substrate provided by the embodiments of the present application；
Fig. 2 is the pixel arrangement schematic diagram of another translucent display substrate provided by the embodiments of the present application；
Fig. 3 is the pixel arrangement schematic diagram of another translucent display substrate provided by the embodiments of the present application；
Fig. 4 is a kind of partial sectional view of translucent display substrate provided by the embodiments of the present application；
Fig. 5 is another partial sectional view of translucent display substrate provided by the embodiments of the present application；
Fig. 6 is a kind of partial sectional view of translucent display substrate provided by the embodiments of the present application；
Fig. 7 is another partial sectional view of translucent display substrate provided by the embodiments of the present application；
Fig. 8 is that a kind of projection of the first conductive layer on substrate in translucent display substrate provided by the embodiments of the present application is shown It is intended to；
Fig. 9 is another projection of the first conductive layer on substrate in translucent display substrate provided by the embodiments of the present application Schematic diagram；
Figure 10 is another throwing of the first conductive layer on substrate in translucent display substrate provided by the embodiments of the present application Shadow schematic diagram；
Figure 11 is the structural schematic diagram of array substrate provided by the embodiments of the present application；
Figure 12 is the schematic diagram of array substrate sub-pixel arrangement provided by the embodiments of the present application.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment Described in embodiment do not represent all embodiments consistent with the application.On the contrary, they be only with it is such as appended The example of the consistent device of some aspects be described in detail in claims, the application.
On the intelligent electronic devices such as mobile phone and tablet computer, due to needing integrated such as front camera, light The sensor devices such as inductor set sensor devices generally by the mode that transparence display area is arranged on above-mentioned electronic equipment It sets below transparence display area, comprehensive screen display of electronic equipment is realized in the case where guaranteeing the case where sensor devices work normally.
But electronic equipment is in display, view effect of the brightness in transparence display area, color accounting and different angle etc. with Nontransparent viewing area difference is larger, causes the usage experience of user bad.Inventor is the study found that there is the reason of this problem It is, in order to improve the light transmittance in transparence display area, the anode of sub-pixel generally uses transparent metal oxide in transparence display area Object material such as tin indium oxide or indium zinc oxide etc. lead to transparence display area since the reflectivity of transparent metal oxide is very low Sub-pixel anode and cathode between there is no microcavity effect or microcavity effect it is very weak, make transparence display area display when color Accounting is lower, brightness is weaker, the visual effect difference of different angle is larger；The anode of sub-pixel includes anti-in opaque viewing area Film layer and transparent metal oxide layer are penetrated, there are microcavity effects between the anode and cathode of sub-pixel, so that opaque viewing area In display, color accounts for that relatively high, brightness is stronger, and the visual effect difference of different perspectives is little.Therefore, electronic equipment is transparent aobvious Show that the brightness in area and opaque viewing area, color accounting, the visual effect difference of different angle are larger.
To solve the above problems, the embodiment of the present application provides a kind of display base plate, array substrate, display panel and display Device can be good at solving the above problems.
With reference to the accompanying drawing, to display base plate, array substrate, display panel and the display device in the embodiment of the present application into Row is described in detail.In the absence of conflict, the feature in following embodiment and embodiment can be complementary to one another or mutually Combination.
The embodiment of the present application provides a kind of translucent display substrate.Referring to Fig. 1 to Fig. 3, the translucent display substrate 100 Multiple first sub-pixels 10 are equipped in viewing area, first sub-pixel 10 includes the first luminous zone 101 and the second luminous zone 102, the light transmittance of first luminous zone 101 is greater than second luminous zone 102.
Referring to fig. 4 to Fig. 7, first sub-pixel 10 includes first electrode 11, the hair in the first electrode 11 Photo structure (not shown) and the second electrode (not shown) on the light emitting structure, the first electrode 11 are led including first Electric layer 111 and the second conductive layer 112 on first conductive layer 111, first conductive layer 111 are led with described second Electric layer 112 contacts.
One of them in first conductive layer 111 and second conductive layer 112 includes reflective coating 114, another A is transparent conductive film layer, and the reflective coating 114 is provided only in second luminous zone 102, the transparent conductive film Layer at least covers first luminous zone 101.
Translucent display substrate 100 provided by the embodiments of the present application, the first sub-pixel 10 include the first luminous zone 101 and second Luminous zone 102, the light transmittance of the first luminous zone 101 are greater than the light transmittance of the second luminous zone 102, then extraneous light can pass through first First luminous zone 101 of sub-pixel 10 penetrates translucent display substrate 100, and enters the photosensitive of 100 lower section of translucent display substrate In device, to can guarantee that the sensor devices of 100 lower section of translucent display substrate work normally.The second of first sub-pixel 10 shines First electrode in area 102 includes reflective coating, then there are microcavitys between first electrode and second electrode in the second luminous zone 102 Effect so that translucent display substrate color in display accounts for that relatively high, brightness is stronger, the visual effect difference of different perspectives compared with It is small, be conducive to the display effect for promoting translucent display substrate.Including the first conductive layer 111 and it is located at by setting first electrode 11 The second conductive layer 112 on first conductive layer 111, and one of conductive layer includes transmitting film layer, that is to say the first electricity Pole 11 includes two conductive layers, then can form the of the first sub-pixel 10 by controlling the overlay area of two conductive layers 111 One luminous zone 101 and the second luminous zone 102, relative to realizing that the first luminous zone 101 and second shines by one layer of conductive layer The design in area 102 can reduce the complexity of technique to a certain extent.
In the embodiment of the present application, first electrode 11 can be cathode, and second electrode can be anode, and light emitting structure can be with It is luminous organic material.
In one embodiment, it referring to Fig. 5 or Fig. 7, is wrapped in first conductive layer 111 and second conductive layer 112 The conductive layer for including reflective coating 114 further includes two layers of transparent metal oxide film layer 113, and reflective coating 114 is transparent positioned at two layers Between metal oxide film layer 113, another is transparent conductive film layer.
Further, the transparent conductive film layer covers first luminous zone 101 and second luminous zone 102.Such as This setting, when preparing transparent conductive film layer, all by transparent conductive film layer in the first luminous zone 101 and the second luminous zone 102 Covering can reduce to a certain degree process complexity without removing the transparent conductive film layer in the second luminous zone 102；And Transparent conductive film layer in second luminous zone 102 will not influence shining for the second luminous zone 102.
Further, the material of the transparent metal oxide film layer and/or the transparent conductive film layer may include oxidation At least one of indium tin, indium zinc oxide, the tin indium oxide of silver-doped and indium zinc oxide of silver-doped.So set, may make The light transmittance of first conductive layer 111 and the second conductive layer 112 is higher, so that the light transmittance of the first luminous zone 101 can be improved, so that More extraneous lights are entered by translucent display substrate 100 in the sensor devices of 100 lower section of translucent display substrate.
In one embodiment, the material of the reflective coating may include silver.The reflectivity of silver is higher, more conducively improves the Microcavity effect between one electrode 11 and second electrode, and then improve the display effect of translucent display substrate.Certainly, reflective coating Other metal materials can also be used.
In one embodiment, referring to Fig. 1, first sub-pixel 10 may include two the first luminous zones 101 and one Second luminous zone 102, two the first luminous zones 101 are located at the opposite sides of the second luminous zone 102.Alternatively, the first sub-pixel can Including first luminous zone 101 and second luminous zone 102.Referring to fig. 2, the first luminous zone 101 and the second luminous zone 102 It can be set side by side.Referring to Fig. 3, the first luminous zone 101 can all encirclements of second luminous zone 102.The quantity of second luminous zone 102 When being one, then the first conductive layer 111 of first sub-pixel 10 and the second conductive layer 112 are one piece of conductive layer, favorably In the complexity for reducing preparation process.Certainly, in other embodiments, the first sub-pixel 10 may also comprise multiple first luminous zones 101 and multiple second luminous zones 102, but the quantity of the first luminous zone 101 and the second luminous zone 102 increases, it is increase preparation more Process complexity is generally arranged the quantity of the first luminous zone 101 and the second luminous zone 102 in the first sub-pixel 10 and is no more than two It is a.
In one embodiment, referring to fig. 4 to Fig. 7, the translucent display substrate 100 may include substrate 201, be located at substrate Insulating layer 202 on 201, the planarization layer 203 on insulating layer 202 and the pixel confining layer on planarization layer 203 204.Offer pixel openings (not labeled) in the film layer of translucent display substrate, the pixel openings exposure at least partly described the The light emitting structure of one electrode 11, the first sub-pixel 10 is located in the pixel openings.
First conductive layer 111 of first electrode 11 and the set-up mode of the second conductive layer 112 may include two kinds, carry out below It illustrates.
In first way, referring to Fig. 7, the first conductive layer 111 can be transparent metal oxide film layer 113 and reflective coating 114 laminated construction, second conductive layer 112 can be transparent conductive film layer, and first conductive layer 111 is provided only on described In second luminous zone 102, second conductive layer 112 can cover first luminous zone 101 and second luminous zone 102. So set, then can avoid the reflective coating in the first conductive layer 111 since the second conductive layer 112 covers the first conductive layer 111 114 expose and contact with light emitting structure, that is to say that avoidable reflective coating is diffused into light emitting structure caused first sub-pixel The problem of 10 service life reduction.Also, when the material of transparent conductive film layer is tin indium oxide or indium zinc oxide, in preparation process In need to be by annealing, it is less smooth to will lead to its upper surface, and when the second conductive layer 112 is transparent conductive material, second is led The lower surface of electric layer 112 is contacted with the first conductive layer 111, be can avoid its upper surface and is contacted with the first conductive layer 111 and cause two The larger problem of person's contact impedance.
In one embodiment, referring to fig. 4 and Fig. 6, at least partly side wall of the pixel openings includes suitable from top to bottom The first rake 2043, flat part 2044 and the second rake 2045 of secondary connection.It that is to say, first rake 2043 On the flat part 2044, the flat part 2044 is located on second rake 2045 is located at.
When second conductive layer 112 is transparent conductive film layer, second conductive layer 112 may be provided at the flat part 2044, at the bottom of the second rake 2045 and the pixel openings, and the end of the second conductive layer 112 may extend to pixel limit The lower section of given layer 204.The side wall of pixel openings is by the inner wall of pixel confining layer 204 and the top surface group of the second conductive layer 112 At.Referring to fig. 4, the first rake 2043 is that the side wall of pixel openings, flat part 2044 and the second rake 2045 are led for second The top surface of electric layer 112.
So set, the second conductive layer 112 only has the part positioned at pixel openings bottom to contact with the first conductive layer 111, The end of first conductive layer 111 is contacted with pixel confining layer or planarization layer, can further avoid the reflection of the first conductive layer 111 Film layer diffusion.Also, the second conductive layer 112 is located at the second rake 2045 and the part at flat part 2044 is led with second Electric layer 112 is not directly contacted with, and can avoid accidentally etching the first conductive layer 111 when etching the second conductive layer 112.
In one embodiment, first rake 2043 and angle formed by the flat part 2044 are the first angle A, second rake 2045 are that the second included angle B is equal with angle formed by the flat part 2044, the first included angle A and/or Two included angle Bs can be obtuse angle.
The light emitting structure being formed in first electrode 11 generally covers the side wall and bottom wall of pixel openings, is formed in light-emitting junction Second electrode on structure is usually the face electrode to join together, covers the first rake 2043 and the second rake 2045.First When included angle A and the second included angle B are obtuse angle, it can avoid second electrode and light emitting structure incline in the first rake 2043 and second It is broken at inclined portion 2045.
Further, the angle of first included angle A and/or the second included angle B can be greater than 130 °.So set, can more have Effect second electrode and light emitting structure is avoided to be broken at the first rake 2043 and the second rake 2045.
Further, the angle of first included angle A and/or the second included angle B is smaller than 160 °.So set, can avoid First included angle A and the second included angle B cause the material for second electrode and light emitting structure to increase very much greatly, in turn result in transparent aobvious Show the increased costs of substrate 100.
Further, the angle of first included angle A and/or the second included angle B can be within 140 °~150 °.For example, the One included angle A and the second included angle B can be 140 °, 143 °, 145 °, 147 °, 150 ° etc..So set, both can avoid second electrode It is broken at the first rake 2043 and the second rake 2045 with light emitting structure, and can avoid preparation second electrode and hair The material that photo structure uses increases, and in turn results in the increased costs of translucent display substrate 100.
In one embodiment, referring to fig. 4 and Fig. 6, the pixel confining layer 204 may include the first sub-pixel confining layers 2041 and the second sub-pixel confining layers 2042 in the first sub-pixel confining layers 2041, the pixel openings run through institute State the first sub-pixel confining layers 2041 and the second sub-pixel confining layers 2042, first conductive layer 111 is located at described the Between one sub-pixel confining layers 2041 and the planarization layer 203, the marginal portion of the second conductive layer 112 is located at the first sub-pixel Between confining layers 2041 and the second sub-pixel confining layers 2042, the middle section of the second conductive layer 112 is exposed by pixel openings.Such as This setting, the side edge of the second conductive layer 112 are contacted with the first sub-pixel confining layers 2041, can avoid in the second conductive layer 112 Reflective coating diffusion.
Further, first rake 2043 may be provided in the first sub-pixel confining layers 2041, described flat Straight portion 2044 and second rake 2045 may be provided in the second sub-pixel confining layers 2042.
During preparing the first sub-pixel, the first conductive layer 111 is formed on planarization layer 203 first, later The first sub-pixel confining layers 2041 are formed on one conductive layer 111, and opening is formed in the first sub-pixel confining layers 2041, so that First conductive layer of opening expose portion 111, bottom of the opening as pixel openings.Then, in the first sub-pixel confining layers Form the second conductive layer 112 on 2041, the second conductive layer 112 the first sub-pixel confining layers 2041 opening recess and with the The contact of one conductive layer 111.Finally, forming the second sub-pixel confining layers 2042 on the second conductive layer 112, and in the second sub-pixel In confining layers 2042 formed opening, top of the opening as pixel openings, and with opening in the first sub-pixel confining layers 2041 Mouth connection, and the middle section of the second conductive layer of expose portion 112.
In one embodiment, the first sub-pixel confining layers 2041 and/or the second sub-pixel confining layers 2042 It may include the organic film and inorganic film of alternately superposition.Organic film may help to for the first included angle A and the second included angle B being made into Obtuse angle, inorganic film help to improve the stability and service life of pixel confining layer, therefore can adjust inoranic membrane as needed The thickness proportion of layer and organic film.
Wherein, the middle section of the first conductive layer 111 shown in Fig. 4 and the second conductive layer 112 are to the part of lower recess Contact, marginal portion is located between planarization layer 203 and the first sub-pixel confining layers 2041.In other embodiments, it first leads Electric layer 111 can also be contacted all with the second conductive layer 112 to the part of lower recess.
In another embodiment, the planarization layer 203 may include the first sub- planarization layer and be located at it is described first son The second sub- planarization layer on planarization layer, the pixel openings can be flat through the pixel confining layer 204 and second son Smoothization layer, first conductive layer 111 may be provided between the described first sub- planarization layer and the second sub- planarization layer, institute The marginal portion for stating the second conductive layer 112 may be provided between the described second sub- planarization layer and the pixel confining layer, and second The middle section of conductive layer 112 is exposed by pixel openings.So set, the side edge of the second conductive layer 112 and the second son are flat Change layer contact, can avoid the reflective coating diffusion in the second conductive layer 112.
Further, first rake 2043 may be provided in the pixel confining layer 204, the flat part 2044 It may be provided on the described second sub- planarization layer with second rake 2045.
During preparing the first sub-pixel, the first conductive layer 111, Zhi Hou is formed on the first sub- planarization layer first The second sub- planarization layer is formed on first conductive layer 111, and forms opening on the second sub- planarization layer, so that opening exposure The first conductive layer of part 111, bottom of the opening as pixel openings.Then, second is formed on the second sub- planarization layer to lead Electric layer 112, the second conductive layer 112 are recessed in the opening of the second sub- planarization layer and contact with the first conductive layer 111.Finally, Pixel confining layer 204 is formed on the second conductive layer 112, and opening is formed in pixel confining layer 204, the opening and the second son Open communication on planarization layer, and the middle section of the second conductive layer of expose portion 112.
In one embodiment, the pixel confining layer and/or the second sub- planarization layer include having for alternately superposition Machine film layer and inorganic film.Organic film may help to the first included angle A and the second included angle B being made into obtuse angle, and inorganic film helps In the stability of raising pixel confining layer and planarization layer, therefore the thickness of inorganic film and organic film can be adjusted as needed Ratio.
In the second way, referring to Fig. 5, first conductive layer 111 can be transparent metal oxide film layer, described second Conductive layer 112 may include two layers of transparent metal oxide film layer 113 and between two layers of transparent metal oxide film layer 113 Reflective coating 114.Be provided with isolation structure 205 between first luminous zone 101 and second luminous zone 102, it is described every From the side edge that structure 205 covers second conductive layer 112.Second conductive layer 112 is provided only on described second and shines In area 102, first conductive layer 111 covers first luminous zone 101 and second luminous zone 102, alternatively, described One conductive layer 111 is provided only on first luminous zone 101.
So set, then can avoid the second conductive layer since isolation structure 205 covers the side edge of the second conductive layer 112 112 reflective coating is diffused into light emitting structure, caused by the first sub-pixel 10 service life reduction.
Further, the isolation structure 205 can be formed in same processing step with the pixel confining layer 204.Such as This setting, can reduce the complexity of preparation process to a certain extent.
In one embodiment, referring to Fig. 5 and Fig. 7, the side wall of the pixel openings from top to bottom tilts extension, that is to say The side wall of pixel openings does not include straight part.The side wall of the pixel openings and the formed folder of first conductive layer 111 Angle is third angle C, and angle formed by the side wall of the pixel openings and second conductive layer 112 is the 4th angle D, described Angle formed by the side wall of isolation structure 205 and first conductive layer 111 is the 5th angle E, the side of the isolation structure 205 Angle formed by wall and second conductive layer 112 is the 6th angle F.
Third angle C, the 4th angle D, the 5th angle E and/or the 6th angle F can be obtuse angle.Third angle C and/or When four angle D are obtuse angle, it can avoid second electrode and light emitting structure and be broken in the side wall of pixel openings and place.5th angle When E and/or the 6th angle F is obtuse angle, it can avoid second electrode and light emitting structure and occur to break in the side-walls of isolation structure 205 It splits.
Further, the angle of the third angle C, the 4th angle D, the 5th angle E and/or the 6th angle F can be greater than 130°.So set, can more effectively avoid second electrode and light emitting structure in the side-walls or isolation structure 205 of pixel openings Side-walls be broken.
Further, the angle of third angle C, the 4th angle D, the 5th angle E and/or the 6th angle F are smaller than 160 °. So set, can avoid third angle C, the 4th angle D, the 5th angle E and/or the 6th angle F causes to be used to prepare very much greatly The material of second electrode and light emitting structure increases, and in turn results in the increased costs of translucent display substrate 100.
Further, the angle of third angle C, the 4th angle D, the 5th angle E and/or the 6th angle F can 140 °~ Within 150 °.For example, third angle C, the 4th angle D, the 5th angle E and/or the 6th angle F angle can be 140 °, 143 °, 145 °, 147 °, 150 ° etc..So set, both can avoid second electrode and light emitting structure in the side-walls of pixel openings And/or the side-walls of isolation structure are broken, and also can avoid being used to prepare second electrode and the material of light emitting structure increases, into And cause the increased costs of translucent display substrate 100.
In one embodiment, referring to fig. 4 to Fig. 7, it is also provided with conductive structure 20 in translucent display substrate 100, is led Electric structure 20 may be provided between insulating layer 202 and planarization layer 203, and the first conductive layer 111 can be by setting on planarization layer 202 The through-hole set is connect with conductive structure 20.
The driving method of first sub-pixel 10 can be active drive.When the pixel circuit deviation of the first sub-pixel 10 is transparent When the viewing area setting of display base plate 100, conductive structure 20 can be cabling, for connecting the first conductive layer of the first sub-pixel 111 with corresponding pixel circuit.When the viewing area of translucent display substrate 100 is arranged in the pixel circuit of the first sub-pixel 10, Conductive structure 20 can be the drain electrode of transistor, in this case, the source of transistor is additionally provided in translucent display substrate 100 Pole, grid, semiconductor layer, are also provided with capacitor.At this point, the pixel circuit of the first sub-pixel 10 may be provided at the first sub-pixel In 10 the second luminous zone 102, the light transmittance of the first luminous zone 101 is influenced to avoid pixel circuit.
In one embodiment, multiple first sub-pixels 10 in translucent display substrate 100 divide for multiple sub-pixel groups, often One sub-pixel group may include two or more first sub-pixels being intervally arranged along first direction, in same sub-pixel group The first electrode of the first sub-pixel of adjacent two can be electrically connected.So set, the first sub-pixel in same sub-pixel group It can be driven by a pixel circuit, so as to reduce the complexity of the structure in translucent display substrate 100, light can be effectively improved When line transmits because of the first viewing area 10 diffraction overlay phenomenon caused by structure is complicated, and then promote setting in transparence display base The picture quality of the camera shooting of 100 lower section of plate, avoids the occurrence of image fault defect.Also, multiple first electrodes 11 are electrically Connection can simplify pair to can control the light emitting structure being correspondingly arranged in multiple first electrodes 11 luminous simultaneously or simultaneously close off The control of translucent display substrate 100.
Referring to Fig. 8 to Figure 10, interconnecting piece 12 is additionally provided in translucent display substrate, adjacent first electrode 11 passes through correspondence Interconnecting piece 12 be electrically connected.
In one embodiment, in a second direction, two or more first electrodes 11 of same sub-pixel group In, two adjacent first electrodes 11, which misplace, arranges, and the second direction can be vertical with the first direction.Being arranged such can be into One step weakens external incident light and passes through the diffraction effect that generates when translucent display substrate 100.
In one embodiment, in two or more first electrodes 11 of same sub-pixel group, interval one the The central axes of two first electrodes 11 of one electrode 11 setting in said first direction are overlapped.Such setting can make first electrode 11 arrangement is more regular, so that the arrangement for being correspondingly arranged at the light emitting structure of multiple 11 tops of first electrode is more regular, and then makes The opening arrangement comparison rule for the mask plate that preparation photo structure uses.
In one embodiment, referring to Fig. 8 to Figure 10, the projection of the first electrode 11 over the substrate can be by one First graphic element or multiple first graphic elements composition.First graphic element may include round, ellipse, dumbbell Shape, Pear-Shaped or rectangle.
As shown in figure 8, translucent display substrate 100 includes a sub-pixel group in a first direction, which includes Six first electrodes 11, the projection of each first electrode 11 on substrate are made of first graphic element, first figure Unit is rectangle.As shown in figure 9, translucent display substrate 100 includes a sub-pixel group, the sub-pixel group packet in a first direction Five first electrodes 11 are included, the projection of each first electrode 11 on substrate is made of first graphic element, first figure Shape unit is circle.Translucent display substrate 100 shown in Figure 10 includes two sub-pixels group, each sub-pixel in a first direction Group includes two first electrodes 11, which is made of first graphic element, the figure Unit is dumb-bell shape.
First graphic element is round, oval, dumb-bell shape and Pear-Shaped, and the period that diffraction generates can be changed in above-mentioned shape Property structure, that is, change the distribution of diffractional field, to weaken the diffraction effect of bad student when external incident light passes through.Also, first When elementary area is above-mentioned shape, first electrode size consecutive variations in a second direction or interruption variation, then first Two adjacent first electrodes spacing consecutive variations in a second direction or interruption variation on direction, thus adjacent two The position that first electrode generates diffraction is different, and the diffraction effect at different location is cancelled out each other, so as to effectively weaken diffraction Effect, and then ensure the image clarity with higher that the camera being arranged below translucent display substrate is taken pictures.
In one embodiment, the projection of the light emitting structure over the substrate is by a second graph unit or more A second graph unit composition, the second graph unit and first graphic element are identical or different.First graphic element When with the second elementary area difference, then the projection of the light emitting structure being correspondingly arranged in first electrode on substrate and the first electrode Projection on substrate is different, further to weaken the diffraction effect generated when light passes through translucent display substrate.
Wherein, the second graph unit includes circle, ellipse, dumb-bell shape, Pear-Shaped or rectangle.
In one embodiment, the first luminous zone 101 is all surrounded by the second luminous zone 102, and first conductive layer 111 and second conductive layer 112 in for the conductive layer of transparent conductive film layer cover the first luminous zone 101 and the second luminous zone 102, in the circumferential direction of second luminous zone 102, between the edge of the first conductive layer 111 and the edge of the second conductive layer 112 Distance can consecutive variations or interruption variation.So set, the edge at the edge of the first conductive layer 111 and the second conductive layer 112 The position for generating diffraction is different, and the diffraction effect at different location is cancelled out each other, logical so as to further weaken external incident light The diffraction effect of bad student when crossing translucent display substrate.
Further, the projection of first conductive layer 111 on substrate with second conductive layer 112 on substrate Projection of shape is different.So set, may make between the edge of the first conductive layer 111 and the edge of the second conductive layer 112 away from From can consecutive variations or interruption variation.
Further, first conductive layer 111 projection on substrate and/or the second conductive layer 112 are in the substrate On be projected as circle, ellipse, dumb-bell shape, Pear-Shaped or rectangle.For example, the first conductive layer 111 can be circle, second is led Electric layer 112 is ellipse；Alternatively, the first conductive layer 111 is rectangle, the second conductive layer 112 is dumb-bell shape etc..
In one embodiment, the first direction can be reversed for row, and the second direction can be column direction；Alternatively, institute Stating first direction can be column direction, and the second direction can be line direction.Fig. 8 into Figure 10 only using first direction as line direction, To be illustrated for column direction, other situations are no longer illustrated second direction.
Translucent display substrate provided by the embodiments of the present application can be used as an independent display base plate and use.
The embodiment of the present application also provides a kind of array substrates.Referring to Figure 11, the array substrate includes the first viewing area 201 and second viewing area 202, above-mentioned translucent display substrate 100 is provided in first viewing area 201, and described second is aobvious Show and is provided with nontransparent display base plate in area 202.
It may be provided with multiple second sub-pixels in second viewing area 202, the density of the second sub-pixel can be greater than the first sub- picture The density of element.
In one embodiment, the pixel circuit for first sub-pixel 10 may be provided at second viewing area In 202.So set, the structure complexity of the first viewing area 201 can be reduced, and then extraneous light can be weakened and pass through the first display The diffraction effect generated when area 201.
In one embodiment, the first electrode 11 is electrically connected by cabling with corresponding pixel circuit, the cabling Including being located at the first segment of first viewing area 201 and positioned at the second segment of second display 202, the material of the first segment Material can be transparent conductive material.Such setting may make the light transmittance of the first viewing area 10 larger.
Further, the material of the first segment may include tin indium oxide, indium zinc oxide, silver-doped tin indium oxide and mix At least one of the indium zinc oxide of miscellaneous silver.Preferably, prepare first segment material can be used silver-doped tin indium oxide or The indium zinc oxide of silver-doped, to reduce the resistance of first segment on the basis of guaranteeing the high transparency of the first viewing area 10.
Referring to Figure 12, second viewing area 202 may include that the first sub- viewing area 2021 and adjacent first son are aobvious Show the second sub- viewing area 2022 in area 2021 Yu first viewing area 201, the corresponding pixel circuit of first sub-pixel 10 It may be provided in the described second sub- viewing area 2022.So set, may make for connecting first electrode 11 and corresponding pixel The length of the cabling of circuit is shorter, advantageously reduces the complexity of array substrate interior cabling.
Further, multiple third sub-pixels 31, the third picture be may be provided in the described second sub- viewing area 2022 The region close to the described first sub- viewing area 2021 of the described second sub- viewing area 2022 is arranged in plain 31 corresponding pixel circuits Interior, the corresponding pixel circuit of first sub-pixel 10 may be provided at the aobvious close to described first of 2022nd area of the second son display In the region for showing area 201.So set, the pixel circuit of the first sub-pixel 10 and the pixel circuit of third sub-pixel 31 are second Position arrangement is more reasonable in sub- viewing area 2022, may make the first electrode 11 of the first sub-pixel 10 and corresponding pixel circuit It is closer, so that being conducive to drop for connecting first electrode 11 and the length of the cabling of corresponding pixel circuit is shorter The complexity of low array substrate interior cabling.
In one embodiment, it may be provided with multiple second sub-pixels 32 in the described first sub- viewing area 2021, described The density of one sub-pixel 10 can be identical as the density of the third sub-pixel 31, and less than the density of the second sub-pixel 32.It is described The density of first sub-pixel 10 is identical as the density of the third sub-pixel 31, may make the first viewing area 201 and the second son aobvious Show that the display effect in area 2022 is closer, the diversification of pixel density in the viewing area of array substrate can be reduced to a certain extent And the probability for causing the viewing area region Nei Ge display effect inconsistent.
Further, the density of the third sub-pixel 31 can be equal to the half of the density of second sub-pixel 32.It is logical Cross be arranged the third sub-pixel 31 density be equal to second sub-pixel 32 density half, then first sub-pixel 10 The pixel circuit of pixel circuit and third sub-pixel 31 can respectively occupy the half region of the second sub- viewing area 2022, so that the The pixel circuit of one sub-pixel 10 and the pixel circuit of third sub-pixel 31 are arranged more rationally in the second sub- viewing area 2022.
Further, the spacing between third sub-pixel 31 adjacent in the described second sub- viewing area 2022 is greater than described the Spacing in one sub- viewing area 2021 between the second adjacent sub-pixel 32, and/or, the size of second sub-pixel 32 is less than The size of third sub-pixel 31.So set, the density of the second sub-pixel 32 in the first sub- viewing area 2021 may make to be greater than the The density of third sub-pixel 31 in two sub- viewing areas 2022.
The embodiment of the present application also provides a kind of display panel, the display panel include above-mentioned array substrate 200 and Encapsulating structure, the encapsulating structure are arranged in the array substrate 200.The display of array substrate 200 is arranged in encapsulating structure Side.
The encapsulating structure may include polaroid, and the polaroid can cover second viewing area 202, alternatively, described Polaroid covers first viewing area 201 and second viewing area 202.
Polaroid can dissipate the reflected light of panel surface, improve the usage experience of user.Polaroid does not cover first When viewing area 201, the first viewing area 201 can be positioned below emitting through the first viewing area 201 or acquiring the photoreceptor of light Part.When first viewing area 201 is not provided with polaroid, the light transmittance of the first viewing area 201 can be improved, guarantee the first viewing area 201 The normal work of the sensor devices of lower section setting.
The embodiment of the present application also provides a kind of display device, display device includes apparatus body and above-mentioned display surface Plate.Apparatus body has device region, and display panel is covered on apparatus body.Wherein, device region is located at below the first viewing area, And the sensor devices that light acquisition is carried out through the first viewing area are provided in device region.
Wherein, sensor devices may include camera and/or light sensor.It is also settable except sensor devices in device region Other devices, such as the devices such as gyroscope or earpiece.Device region can be slotted zones, and the first viewing area of display panel can correspond to It is bonded and is arranged in slotted zones, so that sensor devices can be emitted or be acquired light through first viewing area.
Above-mentioned display device can be the digital equipments such as mobile phone, plate, palm PC, ipod.
It should be pointed out that in the accompanying drawings, for the size that clearly may be exaggerated layer and region of diagram.And it can be with Understand, when element or layer be referred in another element or layer "upper", it can be directly in other elements, or may exist Intermediate layer.Additionally, it is appreciated that it can be directly at other when element or layer be referred in another element or layer "lower" Under element, or there may be the layer of more than one centre or elements.In addition, it is to be appreciated that when layer or element are referred to as Two layers or two elements " between " when, it can between two layers or two elements unique layer, or there may also be one Above middle layer or element.Similar reference marker indicates similar element in the whole text.
In the present invention, term " first ", " second " are used for description purposes only, and are not understood to indicate or imply opposite Importance.Term " multiple " refers to two or more, unless otherwise restricted clearly.
Those skilled in the art are considering specification and after practicing disclosure disclosed herein, will readily occur to of the invention its Its embodiment.The present invention is directed to cover any variations, uses, or adaptations of the invention, these modifications, purposes or Person's adaptive change follows general principle of the invention and including the undocumented common knowledge in the art of the present invention Or conventional techniques.The description and examples are only to be considered as illustrative, and true scope and spirit of the invention are by following Claim is pointed out.
It should be understood that the present invention is not limited to the precise structure already described above and shown in the accompanying drawings, and And various modifications and changes may be made without departing from the scope thereof.The scope of the present invention is limited only by the attached claims.

Claims (12)

1. a kind of translucent display substrate, which is characterized in that be equipped with the multiple first sub- pictures in the viewing area of the translucent display substrate Element, first sub-pixel include the first luminous zone and the second luminous zone, and the light transmittance of first luminous zone is greater than described the Two luminous zones；First sub-pixel include first electrode, the light emitting structure in the first electrode and be located at the hair Second electrode on photo structure, the first electrode include the first conductive layer and the second conduction on first conductive layer Layer, first conductive layer and second conductive layer contact；
One of them in first conductive layer and second conductive layer includes reflective coating, another is transparent conductive film Layer, and the reflective coating is provided only in second luminous zone, the transparent conductive film layer at least covers first hair Light area.
2. translucent display substrate according to claim 1, which is characterized in that first conductive layer and second conduction The conductive layer in layer including the reflective coating further includes two layers of transparent metal oxide film layer, and the reflective coating is located at two layers Between the transparent metal oxide film layer；
Preferably, the transparent conductive film layer covers first luminous zone and second luminous zone；
Preferably, the material of the transparent metal oxide film layer and/or the transparent conductive film layer includes tin indium oxide, oxidation At least one of indium zinc, the tin indium oxide of silver-doped and indium zinc oxide of silver-doped；
Preferably, the material of the reflective coating includes silver；
Preferably, first sub-pixel includes two first luminous zones and second luminous zone, described in two First luminous zone is located at the opposite sides of first luminous zone；Alternatively, first sub-pixel includes first hair Guang Qu and second luminous zone；
Preferably, first sub-pixel include first luminous zone and second luminous zone, described first Luminous zone is all surrounded by second luminous zone.
3. translucent display substrate according to claim 1, which is characterized in that the translucent display substrate includes substrate and position Pixel confining layer on the substrate, the translucent display substrate offer pixel openings, and the pixel openings exposure is at least The part first electrode, the light emitting structure are located in the pixel openings；
First conductive layer is the laminated construction of transparent metal oxide film layer and reflective coating, and second conductive layer is Bright conductive film layer, first conductive layer are provided only in second luminous zone, the second conductive layer covering described first Luminous zone and second luminous zone.
4. translucent display substrate according to claim 3, which is characterized in that at least partly side wall packet of the pixel openings Include from top to bottom sequentially connected first rake, flat part and the second rake, second conductive layer is described transparent leads When electrolemma layer, second conductive layer is arranged at the bottom of the flat part, the second rake and the pixel openings；
Preferably, first rake and angle formed by the flat part are the first angle, and the second electrode is located at institute The part and angle formed by second rake for stating pixel openings bottom are the second angle, first angle and/or Two angles are obtuse angle；
Preferably, the angle of first angle and/or second angle is greater than 130 °；
Preferably, the angle of first angle and/or second angle is less than 160 °；
Preferably, the angle of first angle and/or second angle is within 140 °~150 °.
5. translucent display substrate according to claim 4, which is characterized in that the translucent display substrate further includes that setting exists Planarization layer between the substrate and the pixel confining layer；
The pixel confining layer includes the first sub-pixel confining layers and the second sub- picture in the first sub-pixel confining layers Plain confining layers, the pixel openings run through the first sub-pixel confining layers and the second sub-pixel confining layers, described first Between the first sub-pixel confining layers and the planarization layer, the marginal portion of second conductive layer is located at conductive layer Between the first sub-pixel confining layers and the second sub-pixel confining layers, the middle section of second conductive layer is described Pixel openings exposure；
Preferably, first rake is arranged in the first sub-pixel confining layers, and the flat part and described second inclines Inclined portion is arranged in the second sub-pixel confining layers；
Preferably, the first sub-pixel confining layers and/or the second sub-pixel confining layers include the organic film of alternately superposition Layer and inorganic film；
Alternatively,
The planarization layer includes the first sub- planarization layer and the second sub- planarization layer on the described first sub- planarization layer, The pixel openings run through the pixel confining layer and the second sub- planarization layer, and first conductive layer setting is described the Between one sub- planarization layer and the second sub- planarization layer, it is flat that the marginal portion of second conductive layer is located at second son Between smoothization layer and the pixel confining layer, the middle section of second conductive layer is exposed by the pixel openings；
Preferably, first rake is arranged in the pixel confining layer, and the flat part and second rake are set It sets on the described second sub- planarization layer；
Preferably, the pixel confining layer and/or the second sub- planarization layer include the organic film and inorganic of alternately superposition Film layer.
6. translucent display substrate according to claim 1, which is characterized in that the translucent display substrate includes substrate and position Pixel confining layer on the substrate offers pixel openings in the pixel confining layer, and the pixel openings exposure is at least The part first electrode, the light emitting structure are located in the pixel openings；
First conductive layer is transparent metal oxide film layer, and second conductive layer includes two layers of transparent metal oxide Object film layer and the reflective coating between two layers of transparent metal oxide film layer, first luminous zone and described the Isolation structure is provided between two luminous zones, the isolation structure covers the side edge of second conductive layer；Described second leads Electric layer is provided only in second luminous zone, and first conductive layer covers first luminous zone and described second and shines Area, alternatively, first conductive layer is provided only on first luminous zone；
Preferably, the side wall of the isolation structure and angle formed by first conductive layer are the 5th angle, the isolation junction Angle formed by the side wall of structure and second conductive layer is the 6th angle；5th angle and/or the 6th angle are obtuse angle；
Preferably, the angle of the 5th angle and/or the 6th angle is greater than 130 °；
Preferably, the angle of the 5th angle and/or the 6th angle is less than 160 °；
Preferably, the angle of the 5th angle and/or the 6th angle is within 140 °~150 °；
Preferably, the isolation structure is formed in same processing step with the pixel confining layer.
7. translucent display substrate according to claim 1, which is characterized in that the translucent display substrate includes substrate and position Pixel confining layer on the substrate, is provided with pixel openings in the pixel confining layer, the side walls of the pixel openings by Extend up to lower inclination, at least partly described first electrode of the pixel openings exposure, the light emitting structure is located at the pixel In opening；
Angle formed by the side wall of the pixel openings and first conductive layer is third angle, the side wall of the pixel openings It is the 4th angle with angle formed by second conductive layer,
The third angle and/or the 4th angle are obtuse angle；
Preferably, the angle of the third angle and/or the 4th angle is greater than 130 °；
Preferably, the angle of the third angle and/or the 4th angle is less than 160 °；
Preferably, the angle of the third angle and/or the 4th angle is within 140 °~150 °.
8. translucent display substrate according to claim 1, which is characterized in that multiple first sub-pixels are divided into multiple sons Pixel group, each sub-pixel group include two or more first sub-pixels being intervally arranged along first direction, same son The first electrode of the first sub-pixel of adjacent two in pixel group is electrically connected；
Preferably, in a second direction, in two or more first electrodes of same sub-pixel group, adjacent two The arrangement of one malposition of electrode, the second direction are vertical with the first direction；
Preferably, in two or more first electrodes of same sub-pixel group, the two of first electrode setting are spaced The central axes of a first electrode in said first direction are overlapped；
Preferably, the first direction is that row is reversed, and the second direction is column direction；Alternatively, the first direction is column side To the second direction is line direction；
Preferably, the translucent display substrate includes substrate, and first sub-pixel is located on the substrate, the first electrode Projection over the substrate is made of first graphic element or multiple first graphic elements；
Preferably, first graphic element includes circle, ellipse, dumb-bell shape, Pear-Shaped or rectangle；
Preferably, the projection of the light emitting structure over the substrate is by a second graph unit or multiple second graph lists Member composition, the second graph unit and first graphic element are identical or different；
The second graph unit includes circle, ellipse, dumb-bell shape, Pear-Shaped or rectangle；
Preferably, first luminous zone is all surrounded by second luminous zone, transparent conductive film layer covering described the One luminous zone and second luminous zone, in the circumferential direction of second luminous zone, the edge of first conductive layer with it is described The distance between the edge of second conductive layer consecutive variations or interruption variation；
Preferably, the projection and the projection of second conductive layer over the substrate of first conductive layer over the substrate Shape is different；
Preferably, first conductive layer projection over the substrate and/or second conductive layer be over the substrate It is projected as circle, ellipse, dumb-bell shape, Pear-Shaped or rectangle.
9. a kind of array substrate, which is characterized in that the array substrate include the first viewing area and the second viewing area, described first It is provided with the described in any item translucent display substrates of claim 1-8 in viewing area, is provided in second viewing area non- Bright display base plate.
10. array substrate according to claim 9, which is characterized in that for driving the pixel electricity of first sub-pixel Road is arranged in second viewing area；
Preferably, the first electrode be electrically connected by cabling with corresponding pixel circuit, and the cabling is including positioned at described the The first segment of one viewing area and the second segment shown positioned at described second, the material of the first segment are transparent conductive material；
Preferably, the material of the first segment includes the oxygen of tin indium oxide, indium zinc oxide, the tin indium oxide of silver-doped and silver-doped Change at least one of indium zinc；
Preferably, second viewing area includes that the first sub- viewing area and the adjacent first sub- viewing area and described first are aobvious Show the second sub- viewing area in area, the corresponding pixel circuit of first sub-pixel is arranged in the described second sub- viewing area；
Preferably, multiple third sub-pixels are provided in the described second sub- viewing area, the corresponding pixel electricity of the third sub-pixel Road be arranged in the described second sub- viewing area in the region of the described first sub- viewing area, the corresponding picture of first sub-pixel Plain circuit is arranged in the region of close first viewing area of the described second sub- viewing area；
Preferably, be provided with multiple second sub-pixels in the described first sub- viewing area, the density of first sub-pixel with it is described The density of third sub-pixel is identical, and is less than the density of second sub-pixel；
Preferably, the density of the third sub-pixel is equal to the half of the density of second sub-pixel；
Preferably, the spacing between third sub-pixel adjacent in the described second sub- viewing area is greater than in the described first sub- viewing area Spacing between the second adjacent sub-pixel, and/or, the size of second sub-pixel is less than the size of third sub-pixel.
11. a kind of display panel, which is characterized in that the display panel include array substrate described in claim 9 or 10 and Encapsulating structure, the encapsulating structure are arranged in the array substrate；
The encapsulating structure includes polaroid, and the polaroid covers second viewing area, alternatively, the polaroid covers institute State the first viewing area and second viewing area.
12. a kind of display device characterized by comprising
Apparatus body has device region；
Display panel as claimed in claim 11 is covered on the apparatus body；
Wherein, the device region is located at below first viewing area, and is provided in the device region aobvious through described first Show the sensor devices of area's transmitting or acquisition light.
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