WO2007115651A1 - Grossflächige oled's mit homogener lichtemission - Google Patents
Grossflächige oled's mit homogener lichtemission Download PDFInfo
- Publication number
- WO2007115651A1 WO2007115651A1 PCT/EP2007/002425 EP2007002425W WO2007115651A1 WO 2007115651 A1 WO2007115651 A1 WO 2007115651A1 EP 2007002425 W EP2007002425 W EP 2007002425W WO 2007115651 A1 WO2007115651 A1 WO 2007115651A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- electrode
- layer
- conductive layer
- oled
- emitting layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- 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
- H10K59/80—Constructional details
- H10K59/805—Electrodes
- H10K59/8051—Anodes
- H10K59/80516—Anodes combined with auxiliary electrodes, e.g. ITO layer combined with metal lines
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K30/00—Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation
- H10K30/80—Constructional details
- H10K30/81—Electrodes
- H10K30/82—Transparent electrodes, e.g. indium tin oxide [ITO] electrodes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/805—Electrodes
- H10K50/81—Anodes
- H10K50/814—Anodes combined with auxiliary electrodes, e.g. ITO layer combined with metal lines
-
- 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
- H10K59/80—Constructional details
- H10K59/86—Series electrical configurations of multiple OLEDs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W70/00—Package substrates; Interposers; Redistribution layers [RDL]
- H10W70/60—Insulating or insulated package substrates; Interposers; Redistribution layers
- H10W70/67—Insulating or insulated package substrates; Interposers; Redistribution layers characterised by their insulating layers or insulating parts
- H10W70/69—Insulating materials thereof
- H10W70/695—Organic materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2105/00—Planar light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2105/00—Planar light sources
- F21Y2105/10—Planar light sources comprising a two-dimensional [2D] array of point-like light-generating elements
- F21Y2105/14—Planar light sources comprising a two-dimensional [2D] array of point-like light-generating elements characterised by the overall shape of the two-dimensional [2D] array
- F21Y2105/16—Planar light sources comprising a two-dimensional [2D] array of point-like light-generating elements characterised by the overall shape of the two-dimensional [2D] array square or rectangular, e.g. for light panels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
- F21Y2115/15—Organic light-emitting diodes [OLED]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/549—Organic PV cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/917—Electroluminescent
Definitions
- the present invention relates to large-area OLEDs (Organic Light-
- Emitting Diodes with homogeneous light emission, process for their preparation and their use.
- OLEDs have taken in recent years, rapid development. They are displacing more and more the currently used liquid crystal displays (LCD ' s). Compared to LCD's have the OLEDs several advantages: They are characterized firstly by a simpler structure as well as lower power consumption. In addition, they have a lower viewing angle dependence.
- OLEDs as a further field of illumination area from. They displace both conventional bulbs and LED ' s.
- Halogen tubes to draw OLED's by a much thinner design.
- the electroluminescent spectrum of OLEDs compared to LEDs is very broadband. This allows a wide variety of color variation of an emitter by means of color filter insert ( "Color Branding"), resulting in a high potential in the illumination field for OLEDs.
- OLEDs have the advantage that the shape and dimension of their luminous area can very easily be adapted to special lighting applications by means of structuring of the anode and / or cathode.
- OLEDs are currently display area and in the lighting area only OLED both in 's used with very small luminous surfaces. How to find for some time OLEDs, for example, in displays of mobile 's and MP3 players use.
- OLEDs due to its Lambert 'should be suitable in principle rule radiation for large areas, without additional optics, their use is currently limited in lighting applications to small areas.
- OLED 's provide a large light emitting area, which have a satisfactory uniformity of light emission over the entire light emitting surface. This is because the size of the luminous area is limited by, among other things, the use of ITO ("Indium Tin Oxide”) as a preferred transparent anode material, since ITO has a relatively high sheet resistance, which prevents homogeneous light emission on a large area.
- ITO Indium Tin Oxide
- OLED 's provide that over the entire luminous surface enable an almost homogeneous light emission in particular in large-area design.
- the present invention thus relates to an OLED, preferably a large-area OLED, which is at least
- a substrate a first electrode with at least one lead
- the substrate, the first and the second electrode are transparent, which is characterized in that at least one conductive layer is arranged between the first electrode and the organic light-emitting layer or the second electrode and the light-emitting layer, in the case of the conductive layer, the structure of the counterelectrode is recessed and that the conductive layer substantially surrounds the structure of the counterelectrode, wherein the location (s) of the at least one supply line of the counterelectrode is recessed.
- Large area in the present invention means a luminous area of at least 1 cm 2 , preferably at least 3 cm 2 . From such luminous surfaces, the problem of inhomogeneity plays a not insignificant role due to the high resistance of the electrode material.
- the OLED has the following structure:
- a second electrode having at least one lead which is characterized in that between the second electrode and the light-emitting layer, at least one conductive layer is arranged such that in the conductive layer, the structure of the first electrode is recessed and the conductive layer substantially surrounds the structure of the first electrode, the site (s) of the at least one lead of the counterelectrode being recessed.
- the OLED has the following structure: a substrate,
- a transparent second electrode having at least one feed line which is characterized in that between the first electrode and the organic light-emitting layer at least one conductive layer is arranged such that the structure of the second electrode is recessed in the conductive layer and that the conductive layer substantially surrounds the structure of the second electrode, wherein the location (s) of the at least one lead of the counter electrode is / are recessed.
- the OLED has the following structure:
- a transparent first electrode having at least one lead, at least one organic light-emitting layer, and
- a transparent second electrode having at least one feed line which is characterized in that between the first electrode and the organic light-emitting layer or the second electrode and the light-emitting layer at least one conductive layer is arranged such that the at least one conductive layer has the structure of the electrode on which it is disposed and that the conductive layer substantially surrounds the structure of the counter electrode, wherein the location (s) of the at least one lead of the counter electrode is recessed.
- either the first electrode may be formed as an anode and the second electrode as a cathode, or vice versa, the first alternative being the preferred embodiment.
- the cathode has at least one supply line, particularly preferably two supply lines.
- the two leads are on opposite sides of the surface formed as an electrode, in particular on the two sides, which have the greatest distance from each other. If the cathode has at least two supply lines, it follows that the metal layer arranged on the anode, in which the structure of the cathode is recessed and which essentially surrounds the structure of the cathode, wherein the locations of the two supply lines of the cathode are recessed, has two separate faces. Consequently, the anode points r
- the contacting of the OLED can be carried out with all the skilled person known methods.
- an electrical connection for example, an electrical connection
- Fixing the OLED without a mechanical fixing is possible, for example by means FPC ( "Flexible Printed Circuit").
- the fixation can be done either electrically or mechanically, for example by means of plugs.
- an encapsulation is additionally preferably additionally arranged on the second electrode, specifically on the side opposite the light-emitting layer.
- the encapsulation may be transparent, semi-transparent or non-transparent
- the encapsulation is transparent or semitransparent, preferably transparent.
- Transparent in the sense of the present invention means that the material has a light transmittance of> 60 to 100% at least in partial areas, but preferably in the entire area of visible light, semi-transparent means that the light transmittance is in the range of 20 to 60% and non-transparent means that the light transmittance is in the range of 0 to ⁇ 20%.
- Suitable materials for the at least one conductive layer are all materials suitable for this purpose.
- preferred materials for the at least one conductive layer are noble metals, such as gold (Au), silver (Ag) and copper (Cu), but it is also possible to use conductive polymers.
- the conductive layer preferably the
- Metal layer is preferably applied in layer thicknesses of less than 1 micron, to be compatible for the subsequent processes, such. As spincoats to stay.
- conductive in the present application is meant “conducting the electric current”.
- the sheet resistance of the conductive layer should be present less than the sheet resistance of the electrode material used, for example, of ITO is preferably used as the anode material 's. Particularly preferably, the sheet resistance is in the range of 1 to 3 ohms / square. In this
- the layer resistance of the conductive layer depends strongly on the later application.
- the layer thickness of the conductive layer is to be adjusted so that the required sheet resistance is achieved, but there is no negative effect on the subsequent subsequent processes.
- a chromium (Cr) and a copper (Cu) layer is used as the at least metal layer.
- the thickness of the Cr layer is preferably in the range of 50 nm. It is used mainly as an adhesion layer.
- Layer is preferably in the range of 500 nm. It has mainly the function of the conductive layer. Both the Cr and Cu layers - o -
- substrates all materials suitable for this purpose can be used.
- preferred substrate materials are glass as well
- Plastics with glass being particularly preferred.
- glass all kinds of glass can be used, such as typical window glass.
- flat glasses are used, as they are used in the display industry (eg soda-lime glass or alkali-free glass).
- plastics all thermoplastics can be used, but preferred are polymers such as polycarbonate (PC), polymethylmethacrylate (PMMA), polyvinylcarbazole (PVK), polybutadienes, polyethylene (PE), polyethylene terephthalate (PET) and polyester.
- PC polycarbonate
- PMMA polymethylmethacrylate
- PVK polyvinylcarbazole
- PET polyethylene terephthalate
- polyester polyethylene
- top emission OLEDs and metallic substrates, such.
- metallic foils can be used.
- the thickness of the substrate is preferably in the range of 0.05 to 3 mm, particularly preferably in the range of 0.2 to 1, 1 mm.
- transparent anode are preferably indium tin oxide (ITO, indium tin oxides) or other metal oxides, such as.
- ITO indium tin oxide
- IZO indium zinc oxide
- AIZnO aluminum-zinc oxide
- doped versions of said oxides for example, fluorine-doped ITO
- a semi-transparent, thin metal layer as an anode or in the case of the "top emission" OLED also a non-transparent anode is conceivable.
- the organic light-emitting layer can comprise as light-emitting materials either so-called “small molecules” or polymers.As materials, all materials known and suitable for this purpose by a person skilled in the art can also be used when using multiple light sources _ _
- multi layers organic light-emitting layers
- the OLEDs' have further functional layers which can vary according to application can.
- hole conductor Elektonenleiter-, injection and / or barrier layers are conceivable. These may preferably be present, but are not mandatory.
- the OLEDs according to the invention have at least one hole-conductor injection layer. This is arranged on the anode side directly to the at least one light-emitting layer. It can consist of all materials suitable for this purpose by a person skilled in the art. However, preferred materials are PEDOT (poly (3,4-ethylenedioxythiophene)) and PANI (polyaniline).
- the OLED according to the invention 's at least one electron conductor injection layer. This is arranged on the cathode side directly to the at least one light-emitting layer. It may also consist of all materials suitable for this purpose. However, preferred materials are calcium, barium and lithium fluoride.
- non-transparent or semi-transparent cathode metallic materials such as Al, Ag, Au or Cr are preferably used.
- two-layer systems (bi-layer) are vapor-deposited from a thin layer of Ba, Li, LiF, Ca or Mg and a layer of a metal.
- transparent or semi-transparent cathode for example, for "top emission” OLEDs or transparent OLEDs, are preferably transparent or semi-transparent cathode materials such as ITO, is used.
- encapsulation all materials suitable for this purpose can be used.
- preferred encapsulating materials are glass and plastics, with glass being particularly preferred.
- glass all kinds of glass can be used, such. typical
- thermoplastics can be used, but preferred are polymers such as polycarbonate (PC), polymethyl methacrylate (PMMA) 1 polyvinylcarbazole (PVK), polybutadienes, polyethylene (PE), polyethylene terephthalate (PET) and polyester.
- PC polycarbonate
- PMMA polymethyl methacrylate
- PVK polyvinylcarbazole
- PET polyethylene terephthalate
- metallic foils it is also possible to use metallic foils as encapsulation.
- the encapsulation may consist of a single encapsulation layer in the simplest case, but it is also possible to build the encapsulation of several layers.
- the total thickness of the encapsulation is preferably in the range of 1 .mu.m to 3 mm, particularly preferably in the range of 5 .mu.m to 1, 1 mm.
- the present invention also provides a process for the preparation of an OLED, which is characterized, that on a substrate a first electrode having at least one feed line, at least one organic light-emitting layer and a second electrode having at least one Feed line is applied, which is characterized in that between the first electrode and the light-emitting layer or the second electrode and the light-emitting layer at least one conductive layer, preferably at least one metal layer applied such that in the conductive layer, the structure the counterelectrode is recessed and that the conductive layer substantially surrounds the structure of the counterelectrode, wherein the location (s) of the at least one feed line of the counterelectrode is / are recessed.
- an anode is deposited on a substrate, preferably glass, as the first electrode.
- the anode material used is preferably ITO.
- the electrode is patterned by photolithography or other etching process.
- a cleaning step is preferably carried out. This is followed by anode anodization, for example by means of a vapor deposition process or a sputtering process.
- an intermediate cleaning can again be carried out before a hole injection layer, for example of PEDOT or PANI, and subsequently at least one organic light-emitting layer is applied by means of spin-coat processes or printing processes.
- the cathode is evaporated and then the OLED is encapsulated with a coverslip.
- Another object of the present invention relates to the use of OLEDs according to the invention in lighting devices.
- the term lighting devices includes, for example, general lighting and backlighting of LCD ' s.
- a thin anode metal layer of Cr / Cu 50 nm / 500 nm
- PEDOT poly (3,4-ethylenedioxythiophene)
- an approximately 80 nm thick emitter layer (“Super Yellow” or SPW-093, Merck OLED Materials GmbH) is applied by spin coating.As a cathode, a thin barium layer and then a thicker (approximately 100 nm) aluminum layer in the Vacuum evaporated Finally, the OLED is still full-surface
- Figure 1 depicts the schematic structure of the OLED according to the invention in side view.
- Figure 2 shows a plan view of the OLED according to the invention.
- the OLED according to the invention has an axisymmetric structure in two directions (x and y axes).
- Such a structure has the following advantages:
- the outer anode metal layer which surrounds the cathode is, on the one hand, a supply and transport layer, which is intended to introduce the voltage into the ITO layer over the entire surface as lossless as possible, which leads to a more homogeneous emission and to other contact surface for possible connector systems, such as FPC
- the OLED can be used, for example, as a single control (examples 2 and 3)
- Example 3 As a series circuit ( "looping" of OLED 's, Example 4) or used as a matrix circuit (Example 5).
- Example 1 OLED To operate the individual, prepared in Example 1 OLED 's, is provided on this one side with an FPC contact (FPC flexible printed circuit).
- FPC contact FPC flexible printed circuit
- the FPC is constructed in such a way that a thin, structured Cu layer is applied to a plastic carrier material and a plastic layer as covering layer is applied thereon.
- the contact surfaces of the FPC do not remain isolated to connect to the contact pads of the OLED.
- FIG. 3 shows the OLED according to the invention which has an FPC contacting on one side.
- Example 3
- Example 1 OLED To operate the individual, prepared in Example 1 OLED 's, will provide it on two sides each having a contact FPC (FPC flexible printed circuit). The contacting takes place as described in Example 2. The two FPCs are connected in parallel.
- FPC FPC flexible printed circuit
- FIG. 4 shows the OLED according to the invention, which has FPC contacts on two sides.
- the FPC contacts mounted on opposite sides further improve the uniformity of the light emission compared to Example 2.
- 's are connected in series a plurality of the OLED prepared in example. 1
- the individual OLEDs are connected by FPC.
- the cathode of an OLED's with the anode of the next OLED 's connected Here is no structural change in the individual OLEDs necessary. Only the FPCs need to be adjusted accordingly. In this way 's are operated with the same current all OLED.
- Figure 5 shows an example of a plurality of series, according to the invention OLED 's, which are connected to one another via FPCs. Since, in a series circuit there is a risk that in a contact problem all OLED 's fail, can be parallel to the OLEDs or so-called "shunf' resistors installing the case of an interruption of the current in one or more OLEDs whose conductivity take.
- a plurality of series OLED's are interconnected to form a matrix. Not only the individual OLEDs are connected to one another by means of FPCs but also the various series connections.
- the activation can take place either via passive matrix control or via active matrix control.
- FIG. 6 shows an example of a passive matrix drive, in which a plurality of series circuits of OLEDs are connected in a matrix by means of FPCs.
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
Description
Claims
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020087027128A KR101503075B1 (ko) | 2006-04-05 | 2007-03-19 | 균일한 발광을 피처링하는 대면적 oled |
| EP07723392.2A EP2002493B1 (de) | 2006-04-05 | 2007-03-19 | Grossflächige oled's mit homogener lichtemission |
| US12/296,182 US7965030B2 (en) | 2006-04-05 | 2007-03-19 | Large-area OLEDs featuring homogeneous emission of light |
| JP2009503451A JP2009532834A (ja) | 2006-04-05 | 2007-03-19 | 均一な発光を有する大エリアoled |
| CN2007800120675A CN101416329B (zh) | 2006-04-05 | 2007-03-19 | 具有均匀光发射的大面积oled |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102006016373A DE102006016373A1 (de) | 2006-04-05 | 2006-04-05 | Großflächige OLED's mit homogener Lichtemission |
| DE102006016373.7 | 2006-04-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2007115651A1 true WO2007115651A1 (de) | 2007-10-18 |
Family
ID=38291306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2007/002425 Ceased WO2007115651A1 (de) | 2006-04-05 | 2007-03-19 | Grossflächige oled's mit homogener lichtemission |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US7965030B2 (de) |
| EP (1) | EP2002493B1 (de) |
| JP (1) | JP2009532834A (de) |
| KR (1) | KR101503075B1 (de) |
| CN (1) | CN101416329B (de) |
| DE (1) | DE102006016373A1 (de) |
| WO (1) | WO2007115651A1 (de) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008090493A1 (en) * | 2007-01-22 | 2008-07-31 | Philips Intellectual Property & Standards Gmbh | Light emitting device |
| WO2012045857A1 (de) * | 2010-10-07 | 2012-04-12 | Ledon Oled Lighting Gmbh & Co. Kg | Leuchtelement mit oled-modulen |
| US8421064B2 (en) | 2010-04-09 | 2013-04-16 | Electronics And Telecommunications Research Institute | Organic-light-emitting-diode flat-panel light-source apparatus |
| US8692457B2 (en) | 2010-12-20 | 2014-04-08 | General Electric Company | Large area light emitting electrical package with current spreading bus |
| US8963193B2 (en) | 2010-06-17 | 2015-02-24 | Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek Tno | Opto-electric device and method of manufacturing thereof |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008028889A1 (de) * | 2008-06-18 | 2009-12-24 | Osram Opto Semiconductors Gmbh | Bauteil mit einem ersten und einem zweiten Substrat |
| US20110095277A1 (en) * | 2009-10-22 | 2011-04-28 | Tilman Beierlein | Organic electronic devices and methods for manufacturing the same |
| DE102010014611A1 (de) * | 2010-04-10 | 2011-10-13 | Ledon Oled Lighting Gmbh & Co.Kg | Leuchtmodul und Leuchte |
| DE102010029848A1 (de) | 2010-04-30 | 2012-01-12 | Ledon Oled Lighting Gmbh & Co.Kg | Flächiger Leuchtkörper mit homogener Leuchtdichte und Verfahren zum Erhöhen der Homogenität der Leuchtdichte eines flächigen Leuchtkörpers |
| JP2013541425A (ja) * | 2010-08-10 | 2013-11-14 | ヴェルマ ホールディング ゲーエムベーハー ウント コー カーゲー | 運転状態警告灯を有する生産機械 |
| CN101968948B (zh) * | 2010-09-20 | 2012-05-30 | 四川虹视显示技术有限公司 | 用于oled照明面板的辅助电极结构 |
| KR101399779B1 (ko) * | 2011-06-09 | 2014-05-27 | 주식회사 엘지화학 | 유기발광소자 및 이를 포함하는 발광장치 |
| TWI517471B (zh) * | 2011-06-15 | 2016-01-11 | 國立清華大學 | 具有效率上升特性之有機發光二極體 |
| DE102012221095B4 (de) * | 2012-11-19 | 2020-04-16 | Osram Oled Gmbh | Optoelektronisches Bauelement |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1191823A1 (de) * | 2000-02-25 | 2002-03-27 | Seiko Epson Corporation | Organische elektrolumineszente vorrichtung und verfahren zu dessen herstellung |
| US20020158835A1 (en) * | 2001-04-20 | 2002-10-31 | Michiya Kobayashi | Display device and method of manufacturing the same |
| JP2003045674A (ja) * | 2001-08-02 | 2003-02-14 | Seiko Instruments Inc | 有機エレクトロルミネセンス素子 |
| JP2003123990A (ja) * | 2001-10-17 | 2003-04-25 | Toppan Printing Co Ltd | 有機エレクトロルミネッセンス素子 |
| US20040174116A1 (en) * | 2001-08-20 | 2004-09-09 | Lu Min-Hao Michael | Transparent electrodes |
| US20050248266A1 (en) * | 2000-02-16 | 2005-11-10 | Idemitsu Kosan Co., Ltd. | Actively driven organic EL device and manufacturing method thereof |
| EP1679939A2 (de) * | 2004-12-24 | 2006-07-12 | Kabushiki Kaisha Toyota Jidoshokki | Elektrolumineszentes Element |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09102392A (ja) * | 1995-10-06 | 1997-04-15 | Idemitsu Kosan Co Ltd | 有機elパネルおよびこのパネルを用いた表示装置 |
| JPH1140369A (ja) * | 1997-07-15 | 1999-02-12 | Casio Comput Co Ltd | 電界発光素子 |
| JP2001085158A (ja) * | 1999-09-10 | 2001-03-30 | Toyota Central Res & Dev Lab Inc | 有機電界発光素子 |
| KR100723011B1 (ko) * | 2001-05-28 | 2007-05-29 | 주식회사 동진쎄미켐 | 보조 전극을 갖는 유기 전기발광 디스플레이의 제조 방법 |
| DE10222958B4 (de) | 2002-04-15 | 2007-08-16 | Schott Ag | Verfahren zur Herstellung eines organischen elektro-optischen Elements und organisches elektro-optisches Element |
| AU2003245876A1 (en) * | 2002-04-15 | 2003-10-27 | Schott Ag | Method for forming housings for electronic components and electronic components that are hermetically encapsulated thereby |
| AU2003227626A1 (en) * | 2002-04-15 | 2003-10-27 | Schott Ag | Method for connecting substrates and composite element |
| EP1506693B1 (de) * | 2002-05-10 | 2006-09-27 | Koninklijke Philips Electronics N.V. | Elektrolumineszierende vorrichtung |
-
2006
- 2006-04-05 DE DE102006016373A patent/DE102006016373A1/de not_active Withdrawn
-
2007
- 2007-03-19 EP EP07723392.2A patent/EP2002493B1/de not_active Not-in-force
- 2007-03-19 JP JP2009503451A patent/JP2009532834A/ja active Pending
- 2007-03-19 WO PCT/EP2007/002425 patent/WO2007115651A1/de not_active Ceased
- 2007-03-19 US US12/296,182 patent/US7965030B2/en not_active Expired - Fee Related
- 2007-03-19 KR KR1020087027128A patent/KR101503075B1/ko not_active Expired - Fee Related
- 2007-03-19 CN CN2007800120675A patent/CN101416329B/zh active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050248266A1 (en) * | 2000-02-16 | 2005-11-10 | Idemitsu Kosan Co., Ltd. | Actively driven organic EL device and manufacturing method thereof |
| EP1191823A1 (de) * | 2000-02-25 | 2002-03-27 | Seiko Epson Corporation | Organische elektrolumineszente vorrichtung und verfahren zu dessen herstellung |
| US20020158835A1 (en) * | 2001-04-20 | 2002-10-31 | Michiya Kobayashi | Display device and method of manufacturing the same |
| JP2003045674A (ja) * | 2001-08-02 | 2003-02-14 | Seiko Instruments Inc | 有機エレクトロルミネセンス素子 |
| US20040174116A1 (en) * | 2001-08-20 | 2004-09-09 | Lu Min-Hao Michael | Transparent electrodes |
| JP2003123990A (ja) * | 2001-10-17 | 2003-04-25 | Toppan Printing Co Ltd | 有機エレクトロルミネッセンス素子 |
| EP1679939A2 (de) * | 2004-12-24 | 2006-07-12 | Kabushiki Kaisha Toyota Jidoshokki | Elektrolumineszentes Element |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008090493A1 (en) * | 2007-01-22 | 2008-07-31 | Philips Intellectual Property & Standards Gmbh | Light emitting device |
| US8179036B2 (en) | 2007-01-22 | 2012-05-15 | Koninklijke Philips Electronics N.V. | Light emitting device with a shunt |
| US8421064B2 (en) | 2010-04-09 | 2013-04-16 | Electronics And Telecommunications Research Institute | Organic-light-emitting-diode flat-panel light-source apparatus |
| US8871563B2 (en) | 2010-04-09 | 2014-10-28 | Electronics And Telecommunications Research Institute | Method of manufacturing organic-light-emitting-diode flat-panel light-source apparatus |
| US8963193B2 (en) | 2010-06-17 | 2015-02-24 | Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek Tno | Opto-electric device and method of manufacturing thereof |
| WO2012045857A1 (de) * | 2010-10-07 | 2012-04-12 | Ledon Oled Lighting Gmbh & Co. Kg | Leuchtelement mit oled-modulen |
| US8692457B2 (en) | 2010-12-20 | 2014-04-08 | General Electric Company | Large area light emitting electrical package with current spreading bus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101416329B (zh) | 2012-06-27 |
| US20100156276A1 (en) | 2010-06-24 |
| KR20080111526A (ko) | 2008-12-23 |
| CN101416329A (zh) | 2009-04-22 |
| KR101503075B1 (ko) | 2015-03-18 |
| EP2002493A1 (de) | 2008-12-17 |
| EP2002493B1 (de) | 2013-06-05 |
| DE102006016373A1 (de) | 2007-10-11 |
| JP2009532834A (ja) | 2009-09-10 |
| US7965030B2 (en) | 2011-06-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2002493B1 (de) | Grossflächige oled's mit homogener lichtemission | |
| DE102008031533B4 (de) | Organisches elektronisches Bauelement | |
| DE102013111943A1 (de) | Flexible organische Elektrolumineszenz-Vorrichtung und Verfahren zur Herstellung derselben | |
| DE10115333A1 (de) | Struktur und Fertigungsverfahren einer verbesserten polymeren licht-emittierenden Diode | |
| WO2010051976A1 (de) | Substrat für eine optoelektronische vorrichtung | |
| EP2625731A1 (de) | Leuchtelement mit oled-modulen | |
| EP2316143B1 (de) | Oled-struktur und ein verfahren zur herstellung einer oled-struktur | |
| DE102007004509A1 (de) | Beleuchtungselement und Verfahren zu seiner Herstellung | |
| DE102011004195A1 (de) | Dünnfilm-Transistoraufbau, Verfahren zu dessen Herstellung, und elektronische Einrichtung | |
| DE10228939A1 (de) | Elektrolumineszierende Vorrichtung mit transparenter Kathode | |
| DE102008051012B4 (de) | Lichtemittierende Vorrichtung und Verfahren zum Herstellen | |
| EP2564443B1 (de) | Flächiger leuchtkörper mit veränderbarer leuchtdichte | |
| DE102015103702B4 (de) | Verfahren zum Herstellen eines optoelektronischen Bauelements | |
| DE102012206111B4 (de) | Fotoelektrisches halbleiterelement mit unregelmässig verlaufenden leiterbahnen an einer oberfläche | |
| DE102014218667B4 (de) | Optoelektronische Baugruppe und Verfahren zum Herstellen einer optoelektronischen Baugruppe | |
| EP2834862B1 (de) | Lichtabgabevorrichtung mit einem oled-element | |
| DE102017117051B4 (de) | Organisches Licht emittierendes Bauelement und Licht emittierende Vorrichtung | |
| EP1638155A1 (de) | Verbesserung der Leitfähigkeit einer Polymerelektrode durch Aufbringen einer darunterliegenden Metallschicht | |
| DE102008021655B4 (de) | Strahlungsquelle und Solarzelle | |
| WO2008083671A1 (de) | Optoelektronische vorrichtung und verfahren zur herstellung einer optoelektronischen vorrichtung | |
| WO2005104625A1 (de) | Beleuchtungsschichtsystem und verfahren zur herstellung desselben | |
| DE102017105559A1 (de) | Anzeige-element mit einer lichtabsorbierenden schicht | |
| WO2022101241A2 (de) | Anordnung umfassend organische leuchtdioden auf einem flexiblen substrat | |
| CN1967898A (zh) | 有机电致发光显示装置 | |
| DE102020008109A1 (de) | Anordnung umfassend organische Leuchtdioden auf einem flexiblen Substrat |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 07723392 Country of ref document: EP Kind code of ref document: A1 |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 2007723392 Country of ref document: EP |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 12296182 Country of ref document: US Ref document number: 2009503451 Country of ref document: JP Ref document number: 200780012067.5 Country of ref document: CN |
|
| NENP | Non-entry into the national phase |
Ref country code: DE |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 1020087027128 Country of ref document: KR |