CN105720069B - A kind of display device and electronic equipment - Google Patents
A kind of display device and electronic equipment Download PDFInfo
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- CN105720069B CN105720069B CN201410715816.2A CN201410715816A CN105720069B CN 105720069 B CN105720069 B CN 105720069B CN 201410715816 A CN201410715816 A CN 201410715816A CN 105720069 B CN105720069 B CN 105720069B
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Abstract
The invention discloses a kind of display device and electronic equipment, which includes: multiple pixel units, and the pixel unit includes: luminescent device；The phosphor powder layer of the luminescent device light emission side is set；The reflection optical filter of the phosphor powder layer light emission side is set；Wherein, the reflection optical filter can only be emitted the first color of light corresponding with pixel unit where it, other color of light are reflected towards the phosphor powder layer；The phosphor powder layer includes: the first fluorescent powder and the second fluorescent powder, first fluorescent powder issues white light under the excitation for the light that the luminescent device emits, and second fluorescent powder issues the exciting light including first color of light under the excitation of other color of light.The display device improves the utilization rate of light source, reduces energy consumption, under identical operating voltage, brightness with higher.Electronic equipment of the present invention is equally high to the utilization rate light of light source, low energy consumption, under identical operating voltage, brightness with higher.
Description
Technical field
The present invention relates to luminescence display technical fields, more specifically to a kind of display device and electronic equipment.
Background technique
OLED (Organic Light-Emitting Diode, Organic Light Emitting Diode) display device, is in 20th century
A kind of novel display technology that phase grows up, have ultra-thin, it is all solid state, actively shine, fast response time, high contrast,
Many advantages, such as no angle limit, operating temperature range be wide, low-power consumption, low cost, shock resistance are strong and can realize Flexible Displays,
It is widely used in the daily production and life of people.So OLED display will become next-generation optimal plane and show
Showing device, superior function and huge market potential attract the numerous producers in the whole world and scientific research institution to put into OLED and show
In the production and research and development of device.
OLED display includes multiple pixel units, and each pixel unit includes: three R pixel, G pixel, B pixel pictures
Element.With reference to Fig. 1, Fig. 1 be existing OLED display a pixel structural schematic diagram, comprising: colored filter 12 with
And back lighting device 11.Wherein, the back lighting device includes: OLED light source device 112 and phosphor powder layer 111, using setting face
White light source can be generated in the fluorescent powder of the OLED light source device excitation setpoint color of color；When the structure shown in Fig. 1 is R pixel,
The colored filter 12 is red, and when the structure shown in Fig. 1 is G pixel, the colored filter 12 is green, when Fig. 1 institute
When showing that structure is B pixel, the colored filter 12 is blue.
OLED display controls the light emission luminance of the LED light source device of each pixel by corresponding driving circuit
The comparison of red green blue tricolor in each pixel unit is controlled, and then shows different images.
For existing OLED display, since the colored filter of different colours is only capable of the light by setpoint color
Line, therefore, the exitance of light source is one third, considers further that each component of display device leads to the damage of light to reasons such as the absorptions of light
Consumption, the exitance exitance of light source will be smaller.Therefore, existing OLED display reduces the utilization rate of light source, causes
Energy consumption is larger, meanwhile, the brightness that display device is also resulted under identical operating voltage is lower.
Summary of the invention
In order to solve the above technical problems, improving display device the present invention provides a kind of display device and electronic equipment
The utilization rate of light source is reduced, energy consumption is reduced, meanwhile, the brightness of display device is improved under identical operating voltage.
To achieve the above object, the invention provides the following technical scheme:
A kind of display device, the display device include:
Multiple pixel units, the pixel unit include: luminescent device；The fluorescence of the luminescent device light emission side is set
Bisque；The reflection optical filter of the phosphor powder layer light emission side is set；
Wherein, the reflection optical filter can only be emitted the first color of light corresponding with pixel unit where it, by other
Color of light is reflected towards the phosphor powder layer；The phosphor powder layer includes: the first fluorescent powder and the second fluorescent powder, and described first is glimmering
Light powder issues white light under the excitation for the light that the luminescent device emits, and second fluorescent powder swashs other color of light
It gives and issues the exciting light including first color of light.
It is preferred that in above-mentioned display device, the phosphor powder layer includes:
First substratum transparent and the second substratum transparent；
Wherein, first fluorescent powder is evenly mixed in first substratum transparent, and second phosphor powder layer is uniform
It is blended in second substratum transparent.
It is preferred that first substratum transparent is arranged in second substratum transparent and the hair in above-mentioned display device
Between optical device；
Or, second substratum transparent is arranged between first substratum transparent and the luminescent device.
It is preferred that in above-mentioned display device, the phosphor powder layer includes:
Substratum transparent；
First fluorescent powder and second fluorescent powder are evenly mixed in the substratum transparent.
It is preferred that the pixel unit of the display device includes at least three primary colours in above-mentioned display device.
It is preferred that the multiple pixel unit includes: R pixel unit in above-mentioned display device；
Wherein, the reflection optical filter of the R pixel unit can only be emitted feux rouges；Second fluorescent powder it is described other
Feux rouges is issued under the excitation of color of light, or issues white light under the excitation of other color of light.
It is preferred that the multiple pixel unit includes: G pixel unit in above-mentioned display device；
Wherein, the reflection optical filter of the G pixel unit can only be emitted green light；Second fluorescent powder it is described other
Green light is issued under the excitation of color of light, or issues white light under the excitation of other color of light.
It is preferred that the multiple pixel unit includes: B pixel unit in above-mentioned display device；
Wherein, the reflection optical filter of the B pixel unit can only be emitted blue light；Second fluorescent powder it is described other
Blue light is issued under the excitation of color of light, or issues white light under the excitation of other color of light.
It is preferred that the luminescent device is LED or OLED in above-mentioned display device.
The present invention also provides a kind of electronic equipment, the electronic equipment includes:
Display device；
The driving circuit connecting with the display device, the driving circuit is for driving the display device to carry out image
Display；
Wherein, the display device is display device described in any of the above embodiments.
It can be seen from the above technical proposal that display device provided by the present invention includes: multiple pixel units, the picture
Plain unit includes: luminescent device；The phosphor powder layer of the luminescent device light emission side is set；It is arranged and goes out light in the phosphor powder layer
The reflection optical filter of side；Wherein, the reflection optical filter can only be emitted the first color corresponding with pixel unit where it
Other color of light are reflected towards the phosphor powder layer by light；The phosphor powder layer includes: the first fluorescent powder and the second fluorescent powder,
First fluorescent powder issues white light under the excitation for the light that the luminescent device emits, second fluorescent powder it is described other
The exciting light including first color of light is issued under the excitation of color of light.
As it can be seen that for a certain pixel unit, when the white light that the first fluorescent powder issues passes through the reflective filter of the pixel unit
When mating plate, light identical with the pixel unit color passes through the reflection optical filter, and the light of other colors is reflected in white light
It is emitted the exciting light including first color of light after exciting second fluorescent powder afterwards, to improve the first face of the pixel unit
The exitance of coloured light.So the display device improves the utilization rate of light source, energy consumption is reduced, meanwhile, in identical work
Under voltage, brightness with higher.
Electronic equipment provided by the invention has the display device, therefore, utilization rate of the electronic equipment to light source
Light, low energy consumption, meanwhile, under identical operating voltage, brightness with higher.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of a pixel of OLED display common in the art；
Fig. 2 is a kind of structural schematic diagram of the pixel unit of display device provided by the embodiments of the present application；
Fig. 3 is the structural schematic diagram of the pixel unit of another display device provided by the embodiments of the present application；
Fig. 4 is the structural schematic diagram of the pixel unit of another display device provided by the embodiments of the present application；
Fig. 5 is a kind of operation principle schematic diagram of R pixel unit provided by the embodiments of the present application；
Fig. 6 is a kind of operation principle schematic diagram of G pixel unit provided by the embodiments of the present application；
Fig. 7 is a kind of operation principle schematic diagram of B pixel unit provided by the embodiments of the present application；
Fig. 8 is the structural schematic diagram of a kind of electronic equipment provided by the embodiments of the present application.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As described in the background art, for existing OLED display, due to different colours colored filter only
Can be by the light of setpoint color, therefore, the exitance of light source is one third, and again since each component of display device is to light
The reasons such as absorption lead to the loss of light, and the exitance exitance of light source will be smaller.Therefore, existing OLED display is to light
The utilization rate in source reduces, and causes energy consumption larger, meanwhile, the brightness that display device is also resulted under identical operating voltage is lower.
After inventor is the study found that other light outside the first color of light corresponding with pixel unit in backlight can be reflected
The exciting light with first color of light is generated for excitated fluorescent powder again, so that the utilization rate to back light is improved,
Energy consumption is reduced, while making display device brightness with higher under identical operating voltage.
Based on the studies above, the embodiment of the present application provides a kind of display device, and the display device includes: multiple pixels
Unit.
With reference to Fig. 2, Fig. 2 is a kind of structural schematic diagram of the pixel unit of display device provided by the embodiments of the present application, institute
Stating pixel unit includes: luminescent device 21, phosphor powder layer 22 and reflection optical filter 23.Wherein, the phosphor powder layer 22 is set
The light emission side in the luminescent device 21 is set, the light emission side of the phosphor powder layer 22 is arranged in the reflection optical filter 23, i.e.,
The phosphor powder layer 22 is arranged between the luminescent device 21 and the reflection optical filter 23.
Wherein, the reflection optical filter 23 can only be emitted the first color of light corresponding with pixel unit where it, by it
His color of light is reflected towards the phosphor powder layer 22；The phosphor powder layer includes: the first fluorescent powder and the second fluorescent powder, and described
One fluorescent powder issues white light under the excitation for the light that the luminescent device 21 emits, and second fluorescent powder is in other described colors
The exciting light including first color of light is issued under the excitation of light.
First fluorescent powder and second fluorescent powder can be set in different glue-lines, as shown in figure 3, Fig. 3
For the structural schematic diagram of the pixel unit of another display device provided by the embodiments of the present application, first phosphor powder layer is uniform
It is blended in the first substratum transparent 31, second fluorescent powder is evenly mixed in the second substratum transparent 32.
In the embodiment shown in fig. 3, second substratum transparent setting, 32 setting first substratum transparent 31 with
Between the luminescent device 21.As shown in figure 4, Fig. 4 is the pixel unit of another display device provided by the embodiments of the present application
Structural schematic diagram, first substratum transparent 31 can also be arranged in second substratum transparent 32 and the luminescent device
Between 21.
When first fluorescent powder and second fluorescent powder are separately positioned in different layer of silica gel, in order to avoid
Fluorescent powder aggregation settlement issues are initially formed when making the display device with the transparent of larger average grain diameter fluorescent powder
Then glue-line forms the substratum transparent with smaller average grain diameter fluorescent powder.It is specific:
If the average grain diameter of first fluorescent powder is greater than the average grain diameter of second fluorescent powder, in production institute
When stating display device, it is initially formed the substratum transparent for being uniformly mixed with first fluorescent powder, then in the substratum transparent table
The substratum transparent for being uniformly mixed with second fluorescent powder is formed on face.
If the average grain diameter of first fluorescent powder is less than the average grain diameter of second fluorescent powder, in production institute
When stating display device, it is initially formed the substratum transparent for being uniformly mixed with second fluorescent powder, then in the substratum transparent table
The substratum transparent for being uniformly mixed with first fluorescent powder is formed on face.
When making the display device, it is initially formed the substratum transparent with larger average grain diameter fluorescent powder, can be made
There must be the substratum transparent of larger average grain diameter fluorescent powder to solidify sizing first, prevent greater particle size fluorescent powder from aggregation sedimentation occurs
Problem, and then guarantee the uniformity of exciting light.
In Fig. 3 and Fig. 4 illustrated embodiment, the phosphor powder layer 22 be include the first substratum transparent 31 and second
Substratum transparent 32, first substratum transparent 31 and the second substratum transparent 32 be respectively used to be arranged first fluorescent powder and
Second fluorescent powder.
The phosphor powder layer 22 can be with layer of transparent glue-line, and first fluorescent powder and second fluorescent powder are uniform
It is blended in the substratum transparent.
Preferably, in the display device described in the embodiment of the present application, the substratum transparent all can be transparent silicon glue-line.
The pixel unit of the display device include at least three primary colours, that is, include at least: R pixel unit, G pixel unit with
And B pixel unit.The display device is rgb pixel structure, and the R pixel unit, G pixel unit and B pixel unit are
One dot structure, the display device include multiple dot structures, and the display device is by controlling the pixel knot
The proportion of R pixel unit, G pixel unit and B pixel unit emergent light realizes colored display in structure.
With reference to Fig. 5, Fig. 5 is a kind of operation principle schematic diagram of R pixel unit provided by the embodiments of the present application, the R picture
The reflection optical filter 23 of plain unit can only be emitted feux rouges.Second fluorescent powder issues under the excitation of other color of light
Feux rouges, or white light is issued under the excitation of other color of light, to improve the light extraction efficiency of the R pixel unit feux rouges, into
And the utilization rate to light source is improved, energy consumption is reduced, display brightness is improved.
When the pixel unit includes R pixel unit, after the light that luminescent device 21 issues excites first fluorescent powder
Ejecting white light, when white light passes through the reflection optical filter 23 of the R pixel unit, feux rouges passes through, and blue light and green light are reflected
Phosphor powder layer 22 is returned, it includes the exciting light of feux rouges that the blue light being reflected back toward and green light, which excite the second fluorescent powder outgoing, in turn
The utilization rate to light source can be improved.
It should be noted that indicating that the arrow of blue light and feux rouges is only schematically illustrate in Fig. 5, practical reflected light is indigo plant
The same signal of arrow in the light of light and the mixed setpoint color of green light, subsequent figure 6 and Fig. 7.
With reference to Fig. 6, Fig. 6 is a kind of operation principle schematic diagram of G pixel unit provided by the embodiments of the present application, the G picture
The reflection optical filter 23 of plain unit can only be emitted green light.Second fluorescent powder issues under the excitation of other color of light
Green light, or white light is issued under the excitation of other color of light, to improve the light emission rate of G pixel unit green light, and then improve
To the utilization rate of light source, energy consumption is reduced, improves display brightness.
When the pixel unit includes G pixel unit, after the light that luminescent device 21 issues excites first fluorescent powder
Ejecting white light, when white light passes through the reflection optical filter 23 of the G pixel unit, green light passes through, and blue light and feux rouges are reflected
Phosphor powder layer 22 is returned, it includes the exciting light of green light that the blue light being reflected back toward and feux rouges, which excite the second fluorescent powder outgoing, in turn
The utilization rate to light source can be improved.
With reference to Fig. 7, Fig. 7 is a kind of operation principle schematic diagram of B pixel unit provided by the embodiments of the present application, the B picture
The reflection optical filter 23 of plain unit can only be emitted blue light.Second fluorescent powder issues under the excitation of other color of light
Blue light, or white light is issued under the excitation of other color of light, to improve the light emission rate of B pixel unit blue light, and then improve
To the utilization rate of light source, energy consumption is reduced, improves display brightness.
When the pixel unit includes B pixel unit, after the light that luminescent device 21 issues excites first fluorescent powder
Ejecting white light, when white light passes through the reflection optical filter 23 of the B pixel unit, blue light passes through, and feux rouges and green light are reflected
Phosphor powder layer 22 is returned, it includes the exciting light of blue light that the feux rouges being reflected back toward and green light, which excite the second fluorescent powder outgoing, in turn
The utilization rate to light source can be improved.
In order to further increase brightness when display device performs image display, the dot structure of the display device is also wrapped
Include: W pixel unit, the W pixel unit can ejecting white light.The W pixel unit include: luminescent device, phosphor powder layer and
Optical filter.The luminescent device excites the phosphor powder layer ejecting white light, and the optical filter is used to filter to the white light,
The light of outgoing is still white light, and the gamut range of the white light is adjusted by filtering.
In display device described in the embodiment of the present application, the luminescent device can be LED component, or OLED
Device.
For each pixel unit, corresponding luminescent device can be the luminescent device of transmitting blue light, first fluorescence
Powder is yellow fluorescent powder.Excite yellow fluorescent powder that can be emitted the wider white light of gamut range by blue light, and exciting light goes out
It is higher to penetrate efficiency.
As can be seen from the above description, in herein described display device, for a certain pixel unit, when excitation first is glimmering
When the white light that the sending of light powder is penetrated passes through the reflection optical filter of the pixel unit, light identical with the pixel unit color passes through institute
Reflection optical filter is stated, the light of other colors excites second fluorescent powder to generate first color in white light after being reflected
Light, to improve the exitance of the first color of light of the pixel unit.So the display device improves the utilization rate of light source,
Energy consumption is reduced, meanwhile, under identical operating voltage, brightness with higher.
Another embodiment of the application additionally provides a kind of electronic equipment, and with reference to Fig. 8, Fig. 8 is provided by the embodiments of the present application
The structural schematic diagram of a kind of electronic equipment 81, the electronic equipment 81 include: driving circuit 82 and display device 83.Wherein,
The driving circuit 82 is connect with the display device 83, and the driving circuit 82 is for driving the display device 83 to carry out figure
As display.The display device 83 is display device described in above-described embodiment.
Electronic equipment described in the embodiment of the present application can have for mobile phone, computer, wearable electronics, household electrical appliance etc.
The electronic equipment of display device.
The electronic equipment is using display device described in above-described embodiment, and therefore, the electronic equipment is equally to light source
Utilization rate light it is high, low energy consumption, under identical operating voltage, brightness with higher.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of display device, which is characterized in that the display device includes:
Multiple pixel units, the pixel unit include: luminescent device；The fluorescent powder of the luminescent device light emission side is set
Layer；The reflection optical filter of the phosphor powder layer light emission side is set；
Wherein, the reflection optical filter can only be emitted the first color of light corresponding with pixel unit where it, by other colors
Light is reflected towards the phosphor powder layer；The phosphor powder layer includes: the first fluorescent powder and the second fluorescent powder, first fluorescent powder
White light is issued under the excitation of the light of luminescent device transmitting, second fluorescent powder is under the excitation of other color of light
Issue the exciting light including first color of light.
2. display device according to claim 1, which is characterized in that the phosphor powder layer includes:
First substratum transparent and the second substratum transparent；
Wherein, first fluorescent powder is evenly mixed in first substratum transparent, and second phosphor powder layer uniformly mixes
In second substratum transparent.
3. display device according to claim 2, which is characterized in that the first substratum transparent setting is saturating described second
Between gelatin layer and the luminescent device；
Or, second substratum transparent is arranged between first substratum transparent and the luminescent device.
4. display device according to claim 1, which is characterized in that the phosphor powder layer includes:
Substratum transparent；
First fluorescent powder and second fluorescent powder are evenly mixed in the substratum transparent.
5. display device according to claim 1, which is characterized in that the pixel unit of the display device includes at least three
Primary colours.
6. display device according to claim 5, which is characterized in that the multiple pixel unit includes: R pixel unit；
Wherein, the reflection optical filter of the R pixel unit can only be emitted feux rouges；Second fluorescent powder is in other described colors
Feux rouges is issued under the excitation of light, or issues white light under the excitation of other color of light.
7. display device according to claim 5, which is characterized in that the multiple pixel unit includes: G pixel unit；
Wherein, the reflection optical filter of the G pixel unit can only be emitted green light；Second fluorescent powder is in other described colors
Green light is issued under the excitation of light, or issues white light under the excitation of other color of light.
8. display device according to claim 5, which is characterized in that the multiple pixel unit includes: B pixel unit；
Wherein, the reflection optical filter of the B pixel unit can only be emitted blue light；Second fluorescent powder is in other described colors
Blue light is issued under the excitation of light, or issues white light under the excitation of other color of light.
9. display device according to claim 1-8, which is characterized in that the luminescent device is LED or OLED.
10. a kind of electronic equipment, which is characterized in that the electronic equipment includes:
Display device；
The driving circuit connecting with the display device, the driving circuit are aobvious for driving the display device to carry out image
Show；Wherein, the display device is such as the described in any item display devices of claim 1-9.
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| CN201410715816.2A CN105720069B (en) | 2014-12-01 | 2014-12-01 | A kind of display device and electronic equipment |
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| CN105720069B true CN105720069B (en) | 2019-02-05 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103278961A (en) * | 2013-04-28 | 2013-09-04 | 京东方科技集团股份有限公司 | Liquid crystal display device |
| CN103278963A (en) * | 2013-05-23 | 2013-09-04 | 京东方科技集团股份有限公司 | Color filtering array substrate, manufacturing method thereof and display device thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| TW200842413A (en) * | 2007-04-23 | 2008-11-01 | Wintek Corp | Reflective filter |
| TWI464461B (en) * | 2012-01-20 | 2014-12-11 | Nat Univ Tsing Hua | Color filter and edge-type backlight module with the same |
| CN103472516A (en) * | 2013-09-17 | 2013-12-25 | 京东方科技集团股份有限公司 | Reflective optical filter, manufacturing method of reflective optical filter and display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103278961A (en) * | 2013-04-28 | 2013-09-04 | 京东方科技集团股份有限公司 | Liquid crystal display device |
| CN103278963A (en) * | 2013-05-23 | 2013-09-04 | 京东方科技集团股份有限公司 | Color filtering array substrate, manufacturing method thereof and display device thereof |
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