CN106058075A - OLED display device and panel - Google Patents
OLED display device and panel Download PDFInfo
- Publication number
- CN106058075A CN106058075A CN201610632172.XA CN201610632172A CN106058075A CN 106058075 A CN106058075 A CN 106058075A CN 201610632172 A CN201610632172 A CN 201610632172A CN 106058075 A CN106058075 A CN 106058075A
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- device substrate
- moisture
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- 239000000758 substrate Substances 0.000 claims abstract description 55
- 238000002347 injection Methods 0.000 claims abstract description 17
- 239000007924 injection Substances 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 239000010410 layer Substances 0.000 claims description 152
- 239000002250 absorbent Substances 0.000 claims description 28
- 239000010409 thin film Substances 0.000 claims description 10
- 230000027756 respiratory electron transport chain Effects 0.000 claims description 9
- 239000011241 protective layer Substances 0.000 claims description 6
- 230000005525 hole transport Effects 0.000 claims description 5
- 239000000835 fiber Substances 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 230000005672 electromagnetic field Effects 0.000 description 16
- 239000002274 desiccant Substances 0.000 description 11
- 238000001179 sorption measurement Methods 0.000 description 9
- 239000008187 granular material Substances 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000003795 chemical substances by application Substances 0.000 description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 230000002745 absorbent Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 235000011194 food seasoning agent Nutrition 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Classifications
-
- 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
- H10K50/84—Passivation; Containers; Encapsulations
- H10K50/841—Self-supporting sealing arrangements
-
- 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
- H10K50/84—Passivation; Containers; Encapsulations
- H10K50/846—Passivation; Containers; Encapsulations comprising getter material or desiccants
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electroluminescent Light Sources (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses an OLED display device and panel. The OLED display panel comprises a display device substrate, a cover plate and a moisture proof protection layer; the display device substrate comprises a substrate, a switch device array layer, a planarization layer and a light emitting device array layer; the switch device array layer comprises a scanning line, a data line and a TFT switch, and the TFT switch comprises a source electrode, a drain electrode and a grid electrode; the light emitting device array layer comprises an anode layer, a cavity injection layer, a cavity transmission layer, a luminescent material layer, an electron transmission layer, an electron injection layer and a cathode layer; the cover plate covers at least part of the display device substrate, and is fixed to the edge portion of the display device substrate; and the moisture proof protection layer is arranged in the position where the display device substrate is connected with the cover plate, at least part of the moisture proof protection layer is arranged in a gap position between the display device substrate and the cover plate, and the moisture proof protection layer seals the gaps outside the display device substrate and the cover plate. The OLED display device and panel can effectively prevent steam from OLED display.
Description
Technical field
The present invention relates to display field, particularly to a kind of organic LED display device and panel.
Background technology
Traditional cover plate in organic LED display panel and substrate surround a chamber, above-mentioned traditional organic
Display device in optical diode display floater is arranged in described chamber.
In the work process of above-mentioned traditional organic LED display panel, described chamber is easy to be mixed into water
Vapour.
When have accumulated more steam in described chamber, described display device can be caused to damage.
Therefore, so that organic LED display panel has longer service life, keep described chamber to do
Dry necessary.
Summary of the invention
It is an object of the invention to provide a kind of organic LED display device and panel, it can prevent by described aobvious
It is mixed into steam in showing the chamber that device substrate and described cover plate are surrounded.
For solving the problems referred to above, technical scheme is as follows:
A kind of organic LED display device, described organic LED display device includes: Organic Light Emitting Diode
Display floater, described organic LED display panel includes: display device substrate, and described display device substrate includes: base
Plate；Switching device array layer, described switching device array layer includes scan line, data wire, thin film transistor switch, described thin film
Transistor switch includes source electrode, drain and gate；Planarization layer；Light-emitting element array layer, described light-emitting element array layer includes:
Anode layer；Hole injection layer, described hole injection layer is arranged on described anode layer；Hole transmission layer, described hole transmission layer
It is arranged on described hole injection layer；Luminous material layer, described luminous material layer is arranged on the hole transport layer；Electronics passes
Defeated layer, described electron transfer layer is arranged on described luminous material layer；Electron injecting layer, described electron injecting layer is arranged on described electricity
In sub-transport layer；Cathode layer, described cathode layer is arranged on described electron injecting layer；Cover plate, described cover plate covers display device
Substrate at least some of, and the edge part of cover plate and described display device substrate fixes；Moisture protection layer, described protection against the tide
Protective layer is arranged on the junction of described display device substrate and described cover plate, at least some of setting of described moisture protection layer
Gap location between described display device substrate and described cover plate, and described moisture protection layer is at described display device substrate
Outside and the outside of described cover plate seal described gap；Drive circuit, described drive circuit and described scan line, described number
Connect according to line；Controller, described controller is connected with described drive circuit.
In above-mentioned organic LED display device, described moisture-proof components is used for stopping described Organic Light Emitting Diode
Steam outside display floater is entered in described organic LED display panel by described gap.
In above-mentioned organic LED display device, described moisture protection layer includes rubber and moisture-absorbent member, described
Being arranged at least partially in described rubber of moisture-absorbent member, described moisture-absorbent member be exposed to described gap at least partially
In.
In above-mentioned organic LED display device, described moisture-absorbent member is for absorbing by described cover plate and described aobvious
Show the steam in the chamber that device substrate is surrounded.
In above-mentioned organic LED display device, described moisture-absorbent member is formed by water absorbent fiber bar twist.
A kind of organic LED display panel, described organic LED display panel includes: display device base
Plate, described display device substrate includes: substrate；Switching device array layer, described switching device array layer includes scan line, data
Line, thin film transistor switch, described thin film transistor switch includes source electrode, drain and gate；Planarization layer；Light-emitting element array
Layer, described light-emitting element array layer includes: anode layer；Hole injection layer, described hole injection layer is arranged on described anode layer；
Hole transmission layer, described hole transmission layer is arranged on described hole injection layer；Luminous material layer, described luminous material layer is arranged
On the hole transport layer；Electron transfer layer, described electron transfer layer is arranged on described luminous material layer；Electron injecting layer,
Described electron injecting layer is arranged on the electron transport layer；Cathode layer, described cathode layer is arranged on described electron injecting layer；
Cover plate, described cover plate covers at least some of of display device substrate, and the edge part of cover plate and described display device substrate
Fix；Moisture protection layer, described moisture protection layer is arranged on the junction of described display device substrate and described cover plate, described
The gap location being at least partially disposed between described display device substrate and described cover plate of moisture protection layer, and described anti-
Tide protective layer seals described gap in the outside of described display device substrate and the outside of described cover plate.
In above-mentioned organic LED display panel, described moisture-proof components is used for stopping described Organic Light Emitting Diode
Steam outside display floater is entered in described organic LED display panel by described gap.
In above-mentioned organic LED display panel, described moisture protection layer includes rubber and moisture-absorbent member, described
Being arranged at least partially in described rubber of moisture-absorbent member, described moisture-absorbent member be exposed to described gap at least partially
In.
In above-mentioned organic LED display panel, described moisture-absorbent member is for absorbing by described cover plate and described aobvious
Show the steam in the chamber that device substrate is surrounded.
In above-mentioned organic LED display panel, described moisture-absorbent member is formed by water absorbent fiber bar twist.
Hinge structure, the present invention is mixed in preventing the chamber surrounded by described display device substrate and described cover plate
Enter steam, be simultaneously also beneficial to keep described chamber indoor seasoning, be thus advantageous to so that organic LED display panel has
There is longer service life.
Accompanying drawing explanation
Fig. 1 is the signal of the organic LED display panel in the organic LED display device of the present invention
Figure.
Fig. 2 is the schematic diagram of the display device layer in Fig. 1.
Detailed description of the invention
It is that the Organic Light Emitting Diode in the organic LED display device of the present invention shows with reference to Fig. 1 and Fig. 2, Fig. 1
Showing the schematic diagram of panel, Fig. 2 is the schematic diagram of the display device layer in Fig. 1.
The described organic LED display device of the present invention includes organic LED display panel, drives electricity
Road, controller.
Described organic LED display panel includes display device substrate, cover plate 105, moisture protection layer 106.
Described display device substrate includes:
Substrate 101.
Switching device array layer 102, described switching device array layer includes scan line, data wire, thin film transistor switch,
Described thin film transistor switch includes source electrode, drain and gate.
Planarization layer 103.
Light-emitting element array layer 104, described light-emitting element array layer includes:
Anode layer 1041.
Hole injection layer 1042, described hole injection layer is arranged on described anode layer.
Hole transmission layer 1043, described hole transmission layer is arranged on described hole injection layer.
Luminous material layer 1044, described luminous material layer is arranged on the hole transport layer.
Electron transfer layer 1045, described electron transfer layer is arranged on described luminous material layer.
Electron injecting layer 1046, described electron injecting layer is arranged on the electron transport layer.
Cathode layer 1047, described cathode layer is arranged on described electron injecting layer.
Described cover plate covers at least some of of display device substrate, and the edge of cover plate and described display device substrate
Portion fixes.
Described moisture protection layer is arranged on the junction of described display device substrate and described cover plate, described moisture protection layer
The gap location being at least partially disposed between described display device substrate and described cover plate, and described moisture protection layer exists
The outside of described display device substrate and the outside of described cover plate seal described gap.
Described drive circuit is connected with described scan line, described data wire.
Described controller is connected with described drive circuit.
In the organic LED display device of the present invention, described moisture-proof components is used for stopping described organic light emission two
Steam outside the pipe display floater of pole is entered in described organic LED display panel by described gap.
In the organic LED display device of the present invention, described moisture protection layer includes rubber and moisture-absorbent member,
Being arranged at least partially in described rubber of described moisture-absorbent member, described moisture-absorbent member be exposed at least partially described between
In gap.
In the organic LED display device of the present invention, described moisture-absorbent member is for absorbing by described cover plate and institute
State the steam in the chamber that display device substrate is surrounded.
In the organic LED display device of the present invention, described moisture-absorbent member is formed by water absorbent fiber bar twist.
By technique scheme, the present invention desirably prevents to be surrounded by described display device substrate and described cover plate
It is mixed into steam in chamber, is simultaneously also beneficial to keep described chamber indoor seasoning, be thus advantageous to so that Organic Light Emitting Diode shows
Show that panel has longer service life.
Described cover plate is additionally provided with Vapor adsorption plate towards the one side of described cathode layer.It is provided with on described Vapor adsorption plate
Guide channel and desiccant package.
One end of described guide channel is connected with described desiccant package, and the other end of described guide channel is towards away from described desiccant package
Direction extends.
Described organic LED display panel also includes electromagnetic field generator.Described electromagnetic field generator is arranged on institute
Stating between cover plate and described Vapor adsorption plate, described electromagnetic field generator is used for producing electromagnetic field, will adhere in described chamber
There is the steam granular absorption of electric charge to described Vapor adsorption plate.Wherein, described electric charge be by described switching device array layer and/
Or the release of described light-emitting element array layer is in described chamber.
Described desiccant package at the position of described Vapor adsorption plate and described electromagnetic field generator on described Vapor adsorption plate
Position corresponding.
It is water droplet or current that described guide channel converges for the described steam granule that will be adsorbed onto on described Vapor adsorption plate,
And described water droplet or described current are directed in described desiccant package.
Described desiccant package is fixed on described Vapor adsorption plate.Described desiccant package is used for absorbing described cover plate and described chamber
Interior steam.
Described desiccant package includes that inclusion and anti-blushing agent granule, described anti-blushing agent granule are arranged in described inclusion, described bag
The internal anti-blushing agent that is provided with accommodates space, and described anti-blushing agent accommodates space and is used for accommodating described anti-blushing agent granule.
At least two mesh it are provided with on described inclusion.
The granule that described anti-blushing agent granule is made up of at least one in Calx, calcium chloride, aluminium oxide, activated carbon.
Improving as one, described organic LED display panel also includes controller and stand-by power supply, described control
Device processed is connected with described electromagnetic field generator and described stand-by power supply, and described controller is used for controlling described electromagnetic field generator and produces
Raw described electromagnetic field.
In order to avoid being affected by described electromagnetic field when described organic LED display panel is in open state
And causing shown distortion, described controller is for being in off-mode at described organic LED display panel
Time control described electromagnetic field generator produce described electromagnetic field.Therefore, described electromagnetic field generator can have described in not affecting
The steam in described chamber is removed, described in avoiding in described chamber in the case of the display of machine LED display panel
Described switching device array layer and/or described light-emitting element array layer are caused damage by steam.
Described controller is additionally operable to control described electromagnetic field generator and produces the most described electromagnetic field at predetermined time intervals, with
Make to be attached with on the described steam granule progressively mobile extremely described Vapor adsorption plate of described electric charge.
Described organic LED display panel also includes that humidity sensor, described humidity sensor are arranged on described chamber
Indoor, described humidity sensor is connected with described controller.Described humidity sensor is used for sensing the humidity in described chamber, and
Generate humidity inductive signal.Described controller produces institute for controlling described electromagnetic field generator according to described humidity signal
State electromagnetic field.
Improving as one, described guide channel is additionally provided with wax layer, said wax layer is used for reducing described water droplet or described
The current frictional force when described guide channel flows.
Improving as one, described desiccant package abuts against with described light-emitting element array layer, and described desiccant package is additionally operable to
When described cover plate and described light-emitting element array layer mutually extrude, described cover plate and described light-emitting element array layer are buffered.
In order to avoid described desiccant package ruptures when receiving described cover plate and the extruding of described light-emitting element array layer, described bag
Body is made up of rubber.
In sum, although the present invention is disclosed above with preferred embodiment, but above preferred embodiment and be not used to limit
The present invention processed, those of ordinary skill in the art, without departing from the spirit and scope of the present invention, all can make various change and profit
Decorations, therefore protection scope of the present invention defines in the range of standard with claim.
Claims (10)
1. an organic LED display device, it is characterised in that described organic LED display device includes:
Organic LED display panel, described organic LED display panel includes:
Display device substrate, described display device substrate includes:
Substrate；
Switching device array layer, described switching device array layer includes scan line, data wire, thin film transistor switch, described thin
Film transistor switch includes source electrode, drain and gate；
Planarization layer；
Light-emitting element array layer, described light-emitting element array layer includes:
Anode layer；
Hole injection layer, described hole injection layer is arranged on described anode layer；
Hole transmission layer, described hole transmission layer is arranged on described hole injection layer；
Luminous material layer, described luminous material layer is arranged on the hole transport layer；
Electron transfer layer, described electron transfer layer is arranged on described luminous material layer；
Electron injecting layer, described electron injecting layer is arranged on the electron transport layer；
Cathode layer, described cathode layer is arranged on described electron injecting layer；
Cover plate, described cover plate covers at least some of of display device substrate, and the limit of cover plate and described display device substrate
Edge fixes；
Moisture protection layer, described moisture protection layer is arranged on the junction of described display device substrate and described cover plate, described anti-
The gap location being at least partially disposed between described display device substrate and described cover plate of tide protective layer, and described protection against the tide
Protective layer seals described gap in the outside of described display device substrate and the outside of described cover plate；
Drive circuit, described drive circuit is connected with described scan line, described data wire；
Controller, described controller is connected with described drive circuit.
Organic LED display device the most according to claim 1, it is characterised in that described moisture-proof components is used for hindering
The steam kept off outside described organic LED display panel enters into described organic light-emitting diode display by described gap
In panel.
Organic LED display device the most according to claim 2, it is characterised in that described moisture protection layer includes
Rubber and moisture-absorbent member, being arranged at least partially in described rubber of described moisture-absorbent member, at least the one of described moisture-absorbent member
Part is exposed in described gap.
Organic LED display device the most according to claim 3, it is characterised in that described moisture-absorbent member is used for inhaling
Receive the steam in the chamber surrounded by described cover plate and described display device substrate.
Organic LED display device the most according to claim 3, it is characterised in that described moisture-absorbent member is by moisture absorption
Ribbon twist forms.
6. an organic LED display panel, it is characterised in that described organic LED display panel includes:
Display device substrate, described display device substrate includes:
Substrate；
Switching device array layer, described switching device array layer includes scan line, data wire, thin film transistor switch, described thin
Film transistor switch includes source electrode, drain and gate；
Planarization layer；
Light-emitting element array layer, described light-emitting element array layer includes:
Anode layer；
Hole injection layer, described hole injection layer is arranged on described anode layer；
Hole transmission layer, described hole transmission layer is arranged on described hole injection layer；
Luminous material layer, described luminous material layer is arranged on the hole transport layer；
Electron transfer layer, described electron transfer layer is arranged on described luminous material layer；
Electron injecting layer, described electron injecting layer is arranged on the electron transport layer；
Cathode layer, described cathode layer is arranged on described electron injecting layer；
Cover plate, described cover plate covers at least some of of display device substrate, and the limit of cover plate and described display device substrate
Edge fixes；
Moisture protection layer, described moisture protection layer is arranged on the junction of described display device substrate and described cover plate, described anti-
The gap location being at least partially disposed between described display device substrate and described cover plate of tide protective layer, and described protection against the tide
Protective layer seals described gap in the outside of described display device substrate and the outside of described cover plate.
Organic LED display panel the most according to claim 6, it is characterised in that described moisture-proof components is used for hindering
The steam kept off outside described organic LED display panel enters into described organic light-emitting diode display by described gap
In panel.
Organic LED display panel the most according to claim 7, it is characterised in that described moisture protection layer includes
Rubber and moisture-absorbent member, being arranged at least partially in described rubber of described moisture-absorbent member, at least the one of described moisture-absorbent member
Part is exposed in described gap.
Organic LED display panel the most according to claim 8, it is characterised in that described moisture-absorbent member is used for inhaling
Receive the steam in the chamber surrounded by described cover plate and described display device substrate.
Organic LED display panel the most according to claim 8, it is characterised in that described moisture-absorbent member is by inhaling
Wet fiber bar twist forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610632172.XA CN106058075B (en) | 2016-08-04 | 2016-08-04 | Organic LED display device and panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610632172.XA CN106058075B (en) | 2016-08-04 | 2016-08-04 | Organic LED display device and panel |
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| Publication Number | Publication Date |
|---|---|
| CN106058075A true CN106058075A (en) | 2016-10-26 |
| CN106058075B CN106058075B (en) | 2017-11-10 |
Family
ID=57196285
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610632172.XA Active CN106058075B (en) | 2016-08-04 | 2016-08-04 | Organic LED display device and panel |
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| Country | Link |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108281566A (en) * | 2018-01-03 | 2018-07-13 | 深圳市华星光电半导体显示技术有限公司 | O L ED panel and manufacturing method thereof |
| CN108417723A (en) * | 2018-03-08 | 2018-08-17 | 京东方科技集团股份有限公司 | A kind of OLED display panel and preparation method thereof, display device |
| CN109061957A (en) * | 2018-10-30 | 2018-12-21 | 昆山国显光电有限公司 | A kind of preparation method of display device and display device |
| CN109686860A (en) * | 2018-12-26 | 2019-04-26 | 上海晶合光电科技有限公司 | A kind of multi-functional encapsulation cover plate and preparation method thereof |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106058075B (en) | 2017-11-10 |
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