CN106206665A - A kind of double-sided display organic luminous panel and driving means thereof and method - Google Patents
A kind of double-sided display organic luminous panel and driving means thereof and method Download PDFInfo
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- CN106206665A CN106206665A CN201610733160.6A CN201610733160A CN106206665A CN 106206665 A CN106206665 A CN 106206665A CN 201610733160 A CN201610733160 A CN 201610733160A CN 106206665 A CN106206665 A CN 106206665A
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Abstract
The invention discloses a kind of double-sided display organic luminous panel and driving means thereof and method, this single plate double side display organic luminous panel, including: the multiple pixels being arranged in array, one electrode of the Organic Light Emitting Diode in each pixel is made up of transparent material, another electrode is made up of opaque material, wherein, in the Organic Light Emitting Diode of adjacent two row pixels, the electrode that the Organic Light Emitting Diode of the electrode that the Organic Light Emitting Diode of string pixel is made up of transparent material and another row pixel is made up of opaque material is positioned at the same side of panel, to realize the front-back two-sided display of panel.The present invention can realize single plate double side and show.
Description
Technical field
The invention belongs to organic display technical field, specifically, particularly relate to a kind of double-sided display organic luminous panel
And driving means and method.
Background technology
AMOLED (Active-matrix organic light emitting diode, active-matrix organic light emission two
Polar body) there is fine definition, wide viewing angle, easily realize the advantages such as bending flexibility shows, more and more paid attention to.
Along with the application of AMOLED display product, increasing occasion needs the display screen with double-sided display effect.
At present, the AMOLED screen that two one sides are mainly shown by double-sided display AMOLED display screen, realize by the way of laminating
Double-sided display effect.
The complicated process of preparation of the AMOLED screen that two one sides of fitting show, each film layer structure in AMOLED screen and
Film crystal tube drive circuit is required for preparing double, not only bad for the preparation reducing Double sided organic light emitting diode display screen
Cost and energy consumption cost, but also there is the defect such as thickness and volume is excessive, preponderance.
Summary of the invention
For solving problem above, the invention provides a kind of double-sided display organic luminous panel and driving means thereof and side
Method, in order to realize the front-back two-sided display of pixel.
According to an aspect of the invention, it is provided a kind of double-sided display organic luminous panel, including:
The multiple pixels being arranged in array, an electrode of the Organic Light Emitting Diode in each pixel is by transparent material structure
Becoming, another electrode is made up of opaque material, wherein,
In the Organic Light Emitting Diode of adjacent two row pixels, the Organic Light Emitting Diode of string pixel is made up of transparent material
The electrode that is made up of opaque material of the Organic Light Emitting Diode of electrode and another row pixel be positioned at the same side of panel, with reality
The existing front-back two-sided display of panel.
According to one embodiment of present invention, the identical polar electrode of the Organic Light Emitting Diode in all pixels is positioned at face
The same side of plate.
According to one embodiment of present invention, the front display pixel of described panel is alternately set by row with reverse side display pixel
Put, wherein,
Front display pixel in adjacent two row pixels shares a data line and pixel color phase with reverse side display pixel
With, show that pixel shares a scan line with the front in one-row pixels, show that pixel shares one with the reverse side in one-row pixels
Bar scan line.
According to one embodiment of present invention, the scan line of front display pixel replaces with the scan line of reverse side display pixel
It is arranged in parallel.
According to another aspect of the present invention, additionally provide a kind of driving means for the above panel, including:
Source drive module, provides data signal for the data wire on described panel；
Grid electrode drive module, provides scanning signal for the scan line on described panel；
Time-sequence control mode, for being processed as two width picture signals of specular, and by predetermined party by each frame picture
Formula exports to described source drive module and grid electrode drive module, to produce the front-back two-sided display picture of specular.
According to one embodiment of present invention, described driving means also includes:
Gamma electric voltage module, is connected with described source drive module, when described source drive module carries out digital-to-analogue conversion,
Reference voltage is provided to described source drive module.
According to one embodiment of present invention, described driving means also includes:
Interface module, is connected with described time-sequence control mode, for providing digital picture letter to described time-sequence control mode
Number.
According to one embodiment of present invention, described driving means also includes:
Energy supply control module, for providing working power to described driving means.
According to a further aspect of the invention, additionally provide a kind of method for driving the above panel, including:
Data image signal is exported to time-sequence control mode；
The data image signal received is split for unit by time-sequence control mode with frame；
Each frame of digital picture signal is processed into the front-back two-sided display signal of specular by time-sequence control mode；
Time-sequence control mode will process after front-back two-sided display signal export to source drive module by predetermined way and
Grid electrode drive module.
According to one embodiment of present invention, described predetermined way includes according to the front-back two-sided display pixel side of refreshing frame by frame
Formula and front-back two-sided display pixel the most alternately refresh mode.
Beneficial effects of the present invention:
The invention provides the organic luminous panel that a kind of single plate double side shows, by sequencing contro, one frame picture is processed
It is mirrored into two width picture elements of symmetry, and realizes single plate double side display driving by different refreshing modes.
Other features and advantages of the present invention will illustrate in the following description, and, partly become from description
Obtain it is clear that or understand by implementing the present invention.The purpose of the present invention and other advantages can be by description, rights
Structure specifically noted in claim and accompanying drawing realizes and obtains.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, required in embodiment being described below
Accompanying drawing does simply to be introduced:
Fig. 1 is a kind of double-sided display organic luminous panel line assumption diagram according to an embodiment of the invention；
Fig. 2 is positive and negative pair of two sides pixel light emission structural representation of corresponding diagram 1；
Fig. 3 is the driving device structure figure for driving panel shown in Fig. 1 according to an embodiment of the invention；
Fig. 4 is the driving method flow chart for driving panel shown in Fig. 1 according to an embodiment of the invention；
Fig. 5 is that front-back two-sided pixel according to an embodiment of the invention refreshes time diagram frame by frame；
Fig. 6 is that front-back two-sided pixel according to an embodiment of the invention the most alternately refreshes time diagram.
Detailed description of the invention
Describe embodiments of the present invention in detail below with reference to drawings and Examples, whereby how the present invention is applied
Technological means solves technical problem, and the process that realizes reaching technique effect can fully understand and implement according to this.Need explanation
As long as not constituting conflict, each embodiment in the present invention and each feature in each embodiment can be combined with each other,
The technical scheme formed is all within protection scope of the present invention.
The invention provides a kind of double-sided display organic luminous panel, including the multiple pixels being arranged in array, each picture
One electrode of the Organic Light Emitting Diode in element is made up of transparent material, and another electrode is made up of opaque material, wherein, adjacent
In the Organic Light Emitting Diode of two row pixels, electrode that the Organic Light Emitting Diode of string pixel is made up of transparent material and another
The electrode that the Organic Light Emitting Diode of row pixel is made up of opaque material is positioned at the same side of panel, positive and negative double to realize panel
Face shows.
Concrete, the electrode arrangements of the Organic Light Emitting Diode OLED of each pixel is as in figure 2 it is shown, each pixel organic
One electrode of light emitting diode is made up of transparent material, and another is made up of opaque material, wherein, by opaque material structure
The electrode become is as shown in thick line in Fig. 2.Due to shading or the reflection action of opaque material, the light that Organic Light Emitting Diode sends
Line is sent by the electrode one end being made up of transparent material.Meanwhile, in the Organic Light Emitting Diode of adjacent two row pixels, string picture
The electrode being made up of transparent material of the Organic Light Emitting Diode on element and the Organic Light Emitting Diode in another row pixel be not by
The electrode that transparent material is constituted is positioned at the same side of panel, as shown in Figure 1.So, the both sides of panel all have by transparent material structure
The electrode become, it is possible to realize the front-back two-sided display of pixel on one piece of veneer.
In one embodiment of the invention, the identical polar electrode of the Organic Light Emitting Diode in all pixels is positioned at face
The same side of plate.It is to say, the electrode that Organic Light Emitting Diode is positioned at the same side of panel is all male or female, it is positioned at face
The electrode of the opposite side of plate is all negative electrode or anode.So, the anode of some Organic Light Emitting Diodes is allowed for by transparent material
Constituting, negative electrode is made up of opaque material；The anode of other Organic Light Emitting Diodes is made up of opaque material, and negative electrode is by thoroughly
Bright material is constituted.
Anode is made up of transparent material, Organic Light Emitting Diode that negative electrode is made up of opaque material, anode material
Can use the thin film such as transparent ITO, negative electrode can use the opaque metals such as copper.Anode is made up of opaque material, negative electrode
The Organic Light Emitting Diode being made up of transparent material, anode can be constituted by the metal of shading and transparent ito thin film are compound, negative electrode
Thin layer transparent metal thin film can be used.When making the electrode of this Organic Light Emitting Diode, can be initially formed impermeable in substrate
The metallic film of light, then processes to form transmission region to this metallic film, then at the metal forming transmission region
Ito thin film is formed on thin film.As such, it is possible to along with processing procedure is formed the transparent material electrode of panel the same side and opaque
Material electrodes, thus improve make efficiency.
It is of course also possible to the fixed electrode of the Organic Light Emitting Diode set in each pixel (such as anode) is by transparent material
Constituting, another electrode (such as negative electrode) is made up of opaque material.Thus can make the organic light-emitting diodes of adjacent two row pixels
The negative and positive the two poles of the earth of pipe setting direction on panel is contrary, is unfavorable for that processing procedure realizes.
In one embodiment of the invention, the display of the front on this panel pixel is alternately set by row with reverse side display pixel
Putting, wherein, the front display pixel in adjacent two row pixels shares a data line, with in one-row pixels with reverse side display pixel
Front display pixel share a scan line, with in one-row pixels reverse side show pixel share a scan line.
Concrete, as it is shown in figure 1, such as, display pixel R1 in front is arranged alternately by row with reverse side display pixel R2, adjacent
Two row front display pixels R1 show pixel R2 shared data line D1 with reverse side, with the front display pixel in a line display pixel
R1, G1, B1 share a scan line, such as shared scan line g1, g3, g5 etc.；Reverse side display pixel R2, G2, B2 share one and sweep
Retouch line, such as shared scan line g2, g4, g6 etc..Further, the front display pixel of adjacent two row shared data lines shows picture with reverse side
Element is the pixel of same color.As such, it is possible to a frame picture to be processed into two width picture elements of specular, organic in double-sided display
The two sides of luminescent panel carries out mirror image and shows.
In one embodiment of the invention, the scan line of front display pixel replaces with the scan line of reverse side display pixel
It is arranged in parallel.Concrete, as it is shown in figure 1, the controlling grid scan line g1, g3 of front display pixel ... with the grid of reverse side display pixel
Pole scan line g2, g4 ... alternating parallel is arranged, be so conducive to panel wiring.
According to another aspect of the present invention, a kind of driving means for driving the above panel is additionally provided.Tool
Body, as it is shown on figure 3, this driving means includes source drive module, grid electrode drive module and time-sequence control mode.Wherein, source
Pole drives module to provide data signal (grayscale voltage) for the data wire on panel；Grid electrode drive module is for panel
Scan line provide scanning signal；Time-sequence control mode, is connected with source drive module and grid electrode drive module respectively, and being used for will
Each frame picture is processed as two width picture elements of specular, and exports to source drive module and raster data model mould by predetermined way
Block, to produce the double-sided display picture of specular.
Concrete, time-sequence control mode provides clock signal clk and enabling signal STV to grid electrode drive module, also to source
Pole drives module to provide mini-LVDS (mini Low Voltage Differential Signaling, Low Voltage Differential Signal)
Video data with eDP (Embed ded DisplayPort, embedded display interface) type.
In one embodiment of the invention, this device also includes gamma electric voltage module (Gamma voltage module), itself and source
Pole drives module to connect, for for providing reference voltage V when source drive module carries out digital-to-analogue conversionGamma。
In one embodiment of the invention, this device also includes interface module, and it is connected with time-sequence control mode, is used for
Data image signal is inputed to time-sequence control mode by LVDS and eDP interface.
In one embodiment of the invention, this device also includes energy supply control module, its respectively with interface module,
Gamma voltage module, grid electrode drive module and source drive module connect, and under controlling at the signal of interface module output are
In board driving mchanism, each module provides working power.
According to a further aspect of the invention, additionally providing a kind of method driving the above panel, its core is: will
Each frame picture is processed into two width picture elements of specular, and exports to the front display pixel in display pixel by predetermined way
Pixel is shown, to realize the double-sided display of pixel with reverse side.
Concrete, as shown in Figure 4, first data image signal is exported to time-sequence control mode by interface module.Then,
The data image signal received is split for unit by time-sequence control mode with frame.Then, time-sequence control mode is by each
Frame image signal is processed into the double-sided display signal of specular.Finally, the double-sided display letter after time-sequence control mode will process
Number export to source drive module and grid electrode drive module by predetermined way.
Predetermined way herein includes refreshing mode and front-back two-sided display pixel frame by frame according to front-back two-sided display pixel
The most alternately refresh mode.Being illustrated in figure 5 front-back two-sided pixel and refresh time diagram frame by frame, the most each frame picture element is at panel
Front or back with frame for unit refresh picture, scanning signal is the most sequentially by corresponding scan line output, concrete,
The picture of veneer any surface is according to g1, g2, g3 ... the scanning signal of scan period, after completing the frame updating of one side, then enters
The frame updating of row another side.The front-back two-sided pixel that show Fig. 6 the most alternately refreshes time diagram, wherein, g1, g3,
G5 ... the picture of the scanning signal correspondence veneer one side of scan period, g2, g4, g6 ... the scanning signal of scan period is corresponding
The picture of veneer another side.
While it is disclosed that embodiment as above, but described content is only to facilitate understand the present invention and adopt
Embodiment, be not limited to the present invention.Technical staff in any the technical field of the invention, without departing from this
On the premise of spirit and scope disclosed in invention, in form and any amendment and change can be made in details implement,
But the scope of patent protection of the present invention, still must be defined in the range of standard with appending claims.
Claims (10)
1. a double-sided display organic luminous panel, including:
The multiple pixels being arranged in array, an electrode of the Organic Light Emitting Diode in each pixel is made up of transparent material, separately
One electrode is made up of opaque material, wherein,
In the Organic Light Emitting Diode of adjacent two row pixels, the electricity that the Organic Light Emitting Diode of string pixel is made up of transparent material
The electrode that the Organic Light Emitting Diode of pole and another row pixel is made up of opaque material is positioned at the same side of panel, to realize face
The front-back two-sided display of plate.
Panel the most according to claim 1, it is characterised in that the identical polar of the Organic Light Emitting Diode in all pixels
Electrode is positioned at the same side of panel.
Panel the most according to claim 1 and 2, it is characterised in that the front display pixel of described panel shows with reverse side
Pixel is arranged alternately by row, wherein,
Front display pixel in adjacent two row pixels shares a data line with reverse side display pixel and pixel color is identical, with
Front display pixel in one-row pixels shares a scan line, shows that pixel shares a scanning with the reverse side in one-row pixels
Line.
Panel the most according to claim 3, it is characterised in that the scan line of front display pixel and reverse side display pixel
Scan line alternating parallel is arranged.
5. for a driving means for panel according to any one of claim 1-4, including:
Source drive module, provides data signal for the data wire on described panel；
Grid electrode drive module, provides scanning signal for the scan line on described panel；
Time-sequence control mode, for each frame picture is processed as two width picture signals of specular, and it is defeated to press predetermined way
Go out to described source drive module and grid electrode drive module, to produce the front-back two-sided display picture of specular.
Driving means the most according to claim 5, it is characterised in that described driving means also includes:
Gamma electric voltage module, is connected with described source drive module, when described source drive module carries out digital-to-analogue conversion, to institute
State source drive module and reference voltage is provided.
Driving means the most according to claim 5, it is characterised in that described driving means also includes:
Interface module, is connected with described time-sequence control mode, for providing data image signal to described time-sequence control mode.
Driving means the most according to claim 5, it is characterised in that described driving means also includes:
Energy supply control module, for providing working power to described driving means.
9. for the method driving panel according to any one of claim 1-4, including:
Data image signal is exported to time-sequence control mode；
The data image signal received is split for unit by time-sequence control mode with frame；
Each frame of digital picture signal is processed into the front-back two-sided display signal of specular by time-sequence control mode；
Front-back two-sided display signal after time-sequence control mode will process is exported to source drive module and grid by predetermined way
Drive module.
Method the most according to claim 9, it is characterised in that described predetermined way includes according to front-back two-sided display picture
Element refreshes mode frame by frame and front-back two-sided display pixel replaces refreshing mode line by line.
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| US10249247B2 (en) | 2017-08-29 | 2019-04-02 | Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Transparent dual-sided display device and driving method thereof |
| US10340323B2 (en) | 2017-07-04 | 2019-07-02 | Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Double-sided OLED display device |
| CN110176203A (en) * | 2018-05-09 | 2019-08-27 | 京东方科技集团股份有限公司 | Array substrate and display device |
| CN117098425A (en) * | 2023-06-30 | 2023-11-21 | 惠科股份有限公司 | Display panel, driving method and display device |
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