CN106935617A - OLED screen preparation, OLED screen body and electronic display unit - Google Patents
OLED screen preparation, OLED screen body and electronic display unit Download PDFInfo
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- CN106935617A CN106935617A CN201511024933.5A CN201511024933A CN106935617A CN 106935617 A CN106935617 A CN 106935617A CN 201511024933 A CN201511024933 A CN 201511024933A CN 106935617 A CN106935617 A CN 106935617A
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- oled screen
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- reflecting layer
- screen body
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- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- 238000004020 luminiscence type Methods 0.000 claims abstract description 43
- 239000000758 substrate Substances 0.000 claims abstract description 42
- 239000000463 material Substances 0.000 claims description 27
- 238000005538 encapsulation Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 16
- 210000000746 body region Anatomy 0.000 description 2
- 229920001621 AMOLED Polymers 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/122—Pixel-defining structures or layers, e.g. banks
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
The present invention discloses a kind of OLED screen body, including substrate and the viewing area being arranged on substrate；There is the block of pixels of different reflection characteristics in viewing area including two or more；Wherein, each block of pixels includes multiple luminescence units.Above-mentioned OLED screen body can improve display effect, increase the service life, and can also eliminate or weaken the ghost brought when showing other images again after subregion shows for a long time.The invention also discloses a kind of electronic display unit and OLED screen preparation.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of OLED screen preparation, OLED screen
Body and electronic display unit.
Background technology
(Active MatrixOrganic Light Emitting Diode, active-matrix has traditional AMOLED
Machine light emitting diode (AMOLED) panel) screen body when being applied to the occasion of fixed display, shields the display frequency of body area higher
The decay in the decay in the domain region relatively low relative to display frequency is serious.Due to the luminous efficiency of whole screen body
Unanimously, thus the display quality region relatively low relative to display frequency in display frequency region higher display
Quality can be decreased obviously.That is, the display effect in display frequency region higher and the relatively low region of display frequency
Display effect more obvious difference occurs, ultimately result in the display effect reduction of whole screen body.
The content of the invention
Based on this, it is necessary to provide it is a kind of can improve screen body display effect OLED screen preparation,
OLED screen body and electronic display unit.
A kind of OLED screen preparation, comprises the following steps：
Reflecting layer is formed on the first predeterminable area of substrate；
Multiple first luminescence units are formed on the reflecting layer, the shape on the second predeterminable area of the substrate
Into multiple second luminescence units；First predeterminable area is not overlap with second predeterminable area, common shape
Into the viewing area of the OLED screen body；
Encapsulation, and by each described first luminescence unit and each described second luminescence unit and drive circuit
Electrical connection.
Wherein in one embodiment, the reflecting layer step that formed on the first predeterminable area of substrate includes：
First predeterminable area is divided into more than two reflector spaces, in each described reflector space
Form material difference and/or the different reflecting layer of thickness.
It is described that multiple first luminescence unit step bags are formed on the reflecting layer wherein in one embodiment
Include：
First electrode layer is formed on the reflecting layer；
The first luminescent layer is formed in the first electrode layer；
The second electrode lay is formed on first luminescent layer；
Wherein, the material in the reflecting layer is identical with the material of the first electrode layer.
A kind of OLED screen body, including substrate and setting viewing area on the substrate；The viewing area
There is the block of pixels of different reflection characteristics in domain including two or more；
Wherein, each described block of pixels includes multiple luminescence units.
Wherein in one embodiment, the viewing area includes the first predeterminable area and the second predeterminable area,
The block of pixels includes the first block of pixels and the second block of pixels；
First predeterminable area correspondence, first block of pixels, the second predeterminable area correspondence described the
Two default blocks；
First block of pixels is provided with reflecting layer.
Wherein in one embodiment, each described luminescence unit includes be sequentially formed on the substrate the
One electrode layer, the first luminescent layer and the second electrode lay；
The reflecting layer is formed between the first electrode layer and the substrate；And
The material in the reflecting layer is identical with the material of the first electrode layer.
Wherein in one embodiment, the reflecting layer is divided into more than two reflector spaces, described in each
Luminescence unit described in reflector space correspondence at least one, and the corresponding reflecting layer of each described reflector space
Material it is different, and/or the thickness in the corresponding reflecting layer of each described reflector space is different.
Wherein in one embodiment, the resolution ratio all same of each block of pixels.
A kind of electronic display unit, including above-mentioned any one OLED screen body.
Wherein in one embodiment, the OLED screen body include substrate and set on the substrate it is aobvious
Show region；There is the block of pixels of different reflection characteristics in the viewing area including two or more；Part institute
State block of pixels and be provided with reflecting layer；
The corresponding current density of the block of pixels in the reflecting layer is provided with, it is described anti-less than being not provided with
Penetrate the corresponding current density of the block of pixels of layer.
The advantage of above-mentioned OLED screen preparation, OLED screen body and electronic display unit：According to reality
The content of display is needed, the viewing area of OLED screen body is correspondingly arranged as two or more has different reflections
The block of pixels of characteristic.So that the reflection characteristic of the corresponding block of pixels of the fixed display area of OLED screen body
Preferably, the reflection characteristic of the corresponding block of pixels in other viewing areas can be with a bit weaker, so as to improve fixation
The display quality of viewing area, while can also eliminate or weaken after fixed display area shows for a long time again
The ghost brought during display others image, improves the display effect of OLED screen body.
Brief description of the drawings
Fig. 1 is the structural representation of OLED screen body one embodiment of the present invention；
Fig. 2 is the generalized section of OLED screen body one embodiment of the present invention；
Fig. 3 is the schematic flow sheet of OLED screen preparation one embodiment of the present invention.
Specific embodiment
To make the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with accompanying drawing to this hair
The specific embodiment of bright OLED screen preparation, OLED screen body and electronic display unit is illustrated.
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to limit this hair
It is bright.
Referring to Fig. 1, in one embodiment, OLED (Organic Light-Emitting Diode, organic light emission
Diode) shield the viewing area that body can be including substrate 100 and setting on the substrate 100.The viewing area
The interior block of pixels including two or more with different reflection characteristics.Each block of pixels at least includes a hair
Light unit.Specifically, the viewing area can include the first predeterminable area and the second predeterminable area.The pixel
Block can include the first block of pixels 210 and the second block of pixels 220.First predeterminable area the first picture of correspondence
Plain block 210.Second predeterminable area the second block of pixels 220 of correspondence.
Wherein, the first block of pixels 210 and the second block of pixels 220 have different reflection characteristics respectively.
The OLED screen body for including the block of pixels with different reflection characteristics is applied to specific occasion, Neng Gougai
Kind display effect.For example, can be divided to the block of pixels of OLED screen body according to display content.It is right
In the display frequency of OLED screen body region higher (or being fixed display area), set reflection characteristic compared with
Good block of pixels.The region relatively low for screen body display frequency, the reflection characteristic that can be set is a bit weaker
Block of pixels.So, when the long-term use OLED screen body is shown, due to fixed display area
The reflection characteristic of corresponding block of pixels is preferable, therefore the display quality of fixed display area is not in brighter
Aobvious decline.The display effect globality of whole OLED screen body is preferable, the display quality of fixed display area
Display quality relative to other viewing areas can be essentially identical such that it is able to extends the use of OLED screen body
Life-span, while can also eliminate or weaken after fixed display area shows for a long time that other images are shown again
When the ghost that brings, improve the display effect of OLED screen body..
Referring to Fig. 2, in one embodiment, the first block of pixels 210 can by being provided with reflecting layer 214,
With with preferable reflection characteristic.Specifically, the first block of pixels 210 can include multiple luminescence units.
Each luminescence unit includes the first electrode layer 211, the and of the first luminescent layer 212 that are sequentially formed on substrate 100
The second electrode lay 213.Reflecting layer 214 can be formed between first electrode layer 211 and substrate 100.So,
When luminescence unit is luminous, the light in directive reflecting layer 214 can be reflected, by being projected after luminescence unit,
So as to strengthen the reflection characteristic of luminescence unit.
In one embodiment, the material in reflecting layer 214 can be identical with the material of first electrode layer 211.Cause
This can simultaneously form reflecting layer 214 and first electrode layer 211 in the preparation.I.e. equivalent to formed thickness compared with
Thick first electrode layer.The effect in reflecting layer 214 can be reached by the thickness for increasing first electrode layer.
Referring to Fig. 2, the second block of pixels 220 can also include multiple luminescence units.Each luminescence unit includes
It is sequentially formed in the 3rd electrode layer 221 on substrate 100, the second luminescent layer 222 and the 4th electrode layer 223.
In the present embodiment, the 3rd electrode layer 221 can be with identical, the 3rd electrode layer with the material of first electrode layer 211
221 can prepare simultaneously with first electrode layer 211.Certainly, the 3rd electrode layer 221 and first electrode layer 211
Material can also be different, the 3rd electrode layer 221 can divide different operations preparations with first electrode layer 211.
Further, reflecting layer 214 can be divided into more than two reflector spaces.Each reflector space pair
Answer at least one luminescence unit.The material in the corresponding reflecting layer 214 of each reflector space can be with difference.Each
The thickness in the corresponding reflecting layer 214 of reflector space can also be different.The corresponding reflecting layer 214 of each reflector space
Material and thickness can differ.So, the corresponding reflection light of reflecting layer 214 of each reflector space
Ability it is different.That is, the fixed display area of OLED screen body can be divided into many sub-regions, with
Meet the diversified demand of display content.
In one embodiment, the first luminescent layer 212 and the second luminescent layer 222 can be organic luminous layer.
In the present embodiment, the resolution ratio phase of the resolution ratio of the first block of pixels 210 and the second block of pixels 220
Together.So, the visual effect of whole OLED screen body more meets conventional practice, and production process is more simple
It is single.
In other embodiments, the viewing area of OLED screen body can include that more than three have different reflections special
Property block of pixels, and be not limited only to include two block of pixels with different reflection characteristics.OLED
Shielding the viewing area of body includes more than three concrete schemes of the block of pixels with different reflection characteristics, can be with
Include two block of pixels with different reflection characteristics with reference to the viewing area of OLED screen body, herein no longer
Repeat.
Above-mentioned OLED screen body, including substrate 100 and the viewing area being arranged on substrate, the viewing area
There is the block of pixels of different reflection characteristics including two or more, each block of pixels includes multiple luminescence units.
When using above-mentioned OLED screen body, because the reflection characteristic of different pixels block is different, therefore, it is possible to basis
The content of display is actually needed, the viewing area of OLED screen body is correspondingly arranged multiple block of pixels.So that
Preferably, other viewing areas are corresponding for the reflection characteristic of the corresponding block of pixels of fixed display area of OLED screen body
The reflection characteristic of block of pixels, so as to improve the display quality of fixed display area, can be entered with a bit weaker
And extend the service life of OLED screen body, while can also eliminate or weaken fixed display area for a long time
The ghost brought when showing other images again after display, improves the display effect of OLED screen body.
In one embodiment, electronic display unit can include above-mentioned any one OLED screen body, and have
Above-mentioned OLED screen body is had the advantage that.The electronic display unit can set for wearable device or billboard etc.
It is standby.
In one embodiment, the OLED screen body includes substrate and the viewing area being arranged on substrate.This shows
Show that there is the block of pixels of different reflection characteristics in region including two or more.Wherein, partial pixel block sets
It is equipped with reflecting layer.When using the electronic equipment, the corresponding current density of block of pixels in reflecting layer is provided with
The corresponding current density of block of pixels for being not provided with reflecting layer can be less than.So using above-mentioned electronic display
When showing equipment, the service life of OLED screen body can be extended.
Based on unified inventive concept, the present invention also proposes a kind of OLED screen preparation, before preparation
The OLED screen body stated.Referring to Fig. 3, in one embodiment, OLED screen preparation can include following
Several steps：
S100, reflecting layer is formed on the first predeterminable area of substrate.
Wherein, the content that the first predeterminable area can be actually needed display according to OLED screen body is set in advance
It is fixed.For example, the content for showing according to actual needs determines display frequency on OLED screen body region higher
The region relatively low with display frequency.Display frequency region higher is referred to as fixed display area.Due to
The fixed display area of OLED screen body needs to show for a long time, thus fixed display area display effect decay
It is more serious compared with other viewing areas.By to forming reflecting layer on the corresponding substrate of fixed display area, can
Slow down the decay of the display effect of fixed display area.Therefore fixed display area can be set as that first is pre-
If region.
In one embodiment, this step implements process and can be：
First predeterminable area is divided into more than two reflector spaces；
Material difference and/or the different reflecting layer of thickness are formed in each reflector space.
More than two reflector spaces are divided into by by the first predeterminable area, then in each reflector space
Different reflecting layer are formed, enables to the ability of the corresponding reflecting layer reflection light of each reflector space each not
It is identical.And in the content of actual displayed, the parameter such as brightness that fixed display area shows also is not quite similar.Cause
This, forming the different reflecting layer of reflection light ability in multiple reflector spaces can further optimize OLED
Shield the display effect of body.
S200, forms multiple first luminescence units on reflecting layer, is formed on the second predeterminable area of substrate
Multiple second luminescence units.
Wherein, the whole viewing area on substrate can be divided into the first predeterminable area and the second predeterminable area
Two parts.First predeterminable area is not overlap with the second predeterminable area, is collectively forming the viewing area of OLED screen body
Domain.First predeterminable area can correspond to foregoing fixed display area.Second predeterminable area can be solid to remove
Determine other viewing areas of viewing area.
For the second predeterminable area, because display frequency is relatively low, therefore reflecting layer can be not provided with.Or
First predeterminable area of substrate sets the preferable reflecting layer of reflecting properties, and reflectivity is set in the second predeterminable area
The slightly worse reflecting layer of energy.In the present embodiment, reflecting layer is set with the first predeterminable area only in substrate, in base
Other regions of plate are not provided with reflecting layer, but are not limited thereto.
After the first predeterminable area of substrate forms reflecting layer, multiple first luminescence units are formed on reflecting layer,
And the second predeterminable area in substrate forms multiple second luminescence units.In one embodiment, first is luminous single
Unit can include first electrode layer, the first luminescent layer and the second electrode lay.Multiple first is formed on reflecting layer
The specific steps of luminescence unit can be：
First, first electrode layer is formed on reflecting layer.
Then, luminescent layer is formed in first electrode layer.
Finally, the second electrode lay is formed on luminescent layer.
In addition, the material in reflecting layer can be identical with the material of first electrode layer.Accordingly it is also possible in substrate
The first predeterminable area simultaneously formed reflecting layer and first electrode layer.Multiple first luminescence units and reflecting layer can
To be referred to as the first block of pixels.Multiple second luminescence units are properly termed as the second block of pixels.
Likewise, the second luminescence unit can include the 3rd electrode layer, the second luminescent layer and the 4th electrode layer.
Wherein, the material and thickness of the 3rd electrode layer can be corresponding with the material of the second electrode lay and thickness identical,
Can be with difference.The material and thickness of the second luminescent layer can be corresponding with the material of the first luminescent layer and thickness identical,
Can also be different.The material and thickness of the 4th electrode layer can phases corresponding with the material of the second electrode lay and thickness
Together, it is also possible to different.The specific steps of multiple second luminescence units are formed on the second predeterminable area of substrate
Can be：The 3rd electrode layer is formed on the second predeterminable area of substrate；Second is formed on the 3rd electrode layer
Luminescent layer；The 4th electrode layer is formed on the second luminescent layer.
In one embodiment, the first luminescent layer and the second luminescent layer can be organic luminous layer.
S300, encapsulation, and each first luminescence unit and each second luminescence unit is electric with drive circuit
Connection.
In the present embodiment, the viewing area of OLED screen body is packaged, and by the first luminescence unit and
Two luminescence units are electrically connected with drive circuit.Drive circuit drive each first luminescence unit and each second
Luminescence unit works, to show default picture.
Above-mentioned OLED screen preparation, the content for showing according to actual needs, in substrate first presets
Region forms reflecting layer, and the first luminescence unit is formed on reflecting layer, and in the second preset areas of substrate
Domain forms the second luminescence unit.It enables to the reflection characteristic of the first predeterminable area preferably, and first is default
It is the fixed display area of OLED screen body that region can be correspondingly arranged, therefore, it is possible to improve OLED screen body
The display quality of fixed display area, improves the display effect of OLED screen body, extends making for OLED screen body
With the life-span, while can also eliminate or weaken after fixed display area shows for a long time that other figures are shown again
As when the ghost that brings, improve the display effect of OLED screen body.
Embodiment described above only expresses several embodiments of the invention, and its description is more specific and detailed,
But therefore can not be interpreted as the limitation to the scope of the claims of the present invention.It should be pointed out that for this area
Those of ordinary skill for, without departing from the inventive concept of the premise, can also make it is some deformation and
Improve, these belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be with appended
Claim is defined.
Claims (10)
1. a kind of OLED screen preparation, it is characterised in that comprise the following steps：
Reflecting layer is formed on the first predeterminable area of substrate；
Multiple first luminescence units are formed on the reflecting layer, the shape on the second predeterminable area of the substrate
Into multiple second luminescence units；First predeterminable area is not overlap with second predeterminable area, common shape
Into the viewing area of the OLED screen body；
Encapsulation, and by each described first luminescence unit and each described second luminescence unit and drive circuit
Electrical connection.
2. OLED screen preparation according to claim 1, it is characterised in that described in substrate
The first predeterminable area on formed reflecting layer step include：
First predeterminable area is divided into more than two reflector spaces, in each described reflector space
Form material difference and/or the different reflecting layer of thickness.
3. OLED screen preparation according to claim 1, it is characterised in that described described
Multiple first luminescence unit steps are formed on reflecting layer to be included：
First electrode layer is formed on the reflecting layer；
The first luminescent layer is formed in the first electrode layer；
The second electrode lay is formed on first luminescent layer；
Wherein, the material in the reflecting layer is identical with the material of the first electrode layer.
4. a kind of OLED screen body, it is characterised in that including substrate and viewing area on the substrate is set
Domain；There is the block of pixels of different reflection characteristics in the viewing area including two or more；
Wherein, each described block of pixels includes multiple luminescence units.
5. OLED screen body according to claim 4, it is characterised in that the viewing area includes the
One predeterminable area and the second predeterminable area, the block of pixels include the first block of pixels and the second block of pixels；
First predeterminable area correspondence, first block of pixels, the second predeterminable area correspondence described the
Two default blocks；
First block of pixels is provided with reflecting layer.
6. OLED screen body according to claim 5, it is characterised in that each described luminescence unit bag
Include first electrode layer, the first luminescent layer and the second electrode lay being sequentially formed on the substrate；
The reflecting layer is formed between the first electrode layer and the substrate；And
The material in the reflecting layer is identical with the material of the first electrode layer.
7. OLED screen body according to claim 6, it is characterised in that the reflecting layer is divided into two
Reflector space more than individual, each luminescence unit described in the reflector space correspondence at least one, and each institute
The material for stating the corresponding reflecting layer of reflector space is different, and/or each described reflector space is corresponding described
The thickness in reflecting layer is different.
8. the OLED screen body according to claim 4 to 7 any one, it is characterised in that each institute
State the resolution ratio all same of block of pixels.
9. a kind of electronic display unit, it is characterised in that including described in claim 4 to 8 any one
OLED screen body.
10. electronic display unit according to claim 9, it is characterised in that the OLED screen body
Including substrate and setting viewing area on the substrate；Have including two or more in the viewing area
The block of pixels of different reflection characteristics；The part block of pixels is provided with reflecting layer；
The corresponding current density of the block of pixels in the reflecting layer is provided with, it is described anti-less than being not provided with
Penetrate the corresponding current density of the block of pixels of layer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201511024933.5A CN106935617B (en) | 2015-12-30 | 2015-12-30 | OLED screen body preparation method, OLED screen body and electronic display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511024933.5A CN106935617B (en) | 2015-12-30 | 2015-12-30 | OLED screen body preparation method, OLED screen body and electronic display device |
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| CN106935617A true CN106935617A (en) | 2017-07-07 |
| CN106935617B CN106935617B (en) | 2020-09-22 |
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| CN110610680A (en) * | 2019-09-30 | 2019-12-24 | 武汉天马微电子有限公司 | Display method, display panel, display device, luminance correction method, and storage medium |
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