Abstract: The invention relates to a light-emitting organic component, in particular a light-emitting organic diode, having an electrode and a counter electrode and an organic region arranged between the electrode and the counter electrode, the organic region being formed between the electrode and the counter electrode with a uniform material composition over its planar expansion, the electrode being formed by comb-shaped sub-electrodes electrically shorted among each other for which the comb-shaped electrode sections protruding from a respective comb-shaped electrode connecting section are arranged intermeshing with the organic region at least in an overlap region. Furthermore, the invention relates to an array with a serial connection of several light-emitting organic components and an electrode structure for an electronic component.
Type:
Application
Filed:
June 13, 2008
Publication date:
August 25, 2011
Applicant:
NOVALED AG
Inventors:
Jan Birnstock, Sven Murano, Oliver Langguth
Abstract: The invention relates to an electro-optic organic component, in particular an organic light-emitting diode, with a layered assembly (2) on a substrate (1), wherein the layered assembly (2) is formed with an electrode (3) and a counter-electrode (4) as well as an organic area (5), encompassing a light-emitting layer, arranged between the electrode (3) and the counter-electrode (4) and wherein the layered assembly (2) has an optical double-refracting antireflective layer structure (6) which is formed on the electrode (3) or the counter-electrode (4).
Abstract: The invention relates to an electroluminescent light-emitting device comprising an arrangement of organic layers which are applied to a substrate, and also to a method for its production. The arrangement of organic layers comprises the following layers: at least one charge carrier transport layer consisting of organic material, and at least one light-emitting layer consisting of organic material. The arrangement of organic layers furthermore comprises at least one doped fullerene layer which has a doping that increases the electrical conductivity.
Type:
Application
Filed:
January 11, 2007
Publication date:
August 4, 2011
Applicant:
Novaled AG
Inventors:
Gregor Schwartz, Kentaro Harada, Karsten Walzer, Martin Pfeiffer, Karl Leo
Abstract: The invention relates to a light-emitting device, in particular an illumination device, with a two-dimensional arrangement of separately formed lighting elements, each of which has a cover electrode and a base electrode as well as an organic region formed therebetween and in electrical contact with the cover electrode and the base electrode on a carrier substrate, whereby organic regions of adjacent lighting elements respectively are separated from one another by means of an associated intermediate region, a respective light outcoupling element optimizing the light outcoupling, coefficient of an associated lighting element, and an electrical series connection with at least one part of the lighting element, in which the cover electrode of a lighting element and the base electrode of an adjacent lighting element are electrically connected to one another via a connection, which is formed by the intermediate region between the lighting element and the adjacent lighting element.
Abstract: The invention relates to a light-emitting component, in particular organic light-emitting diode, having an electrode and a counterelectrode and an organic region—arranged between the electrode and the counterelectrode—with a light-emitting organic region, which comprises an emission layer and a further emission layer and which, upon application of an electrical voltage to the electrode and the counterelectrode, is formed in a manner emitting light in a plurality of colour ranges in the visible spectral range, optionally through to white light, in which case the emission layer comprises a fluorescent emitter which emits light predominantly in the blue or in the blue-green spectral range; the further emission layer comprises one or a plurality of phosphorescent emitters emitting light predominantly in the non-blue spectral range; a triplet energy for an energy level of a triplet state of the fluorescent emitter in the emission layer is greater than a triplet energy for an energy level of a triplet state of the
Type:
Grant
Filed:
February 22, 2006
Date of Patent:
July 26, 2011
Assignee:
Novaled AG
Inventors:
Martin Pfeiffer, Gregor Schwartz, Sven Murano, Jan Birnstock
Abstract: The present invention relates to oxocarbon-, pseudooxocarbon- and radialene compounds as well as to their use as doping agent for doping an organic semiconductive matrix material, as blocker material, as charge injection layer, as electrode material as well as organic semiconductor, as well as electronic components and organic semiconductive materials using them.
Type:
Grant
Filed:
April 29, 2008
Date of Patent:
July 19, 2011
Assignee:
Novaled AG
Inventors:
Horst Hartmann, Olaf Zeika, Andrea Lux, Steffen Willmann
Abstract: The present invention relates to a doped organic semiconductor material comprising at least one organic matrix material, which is doped with at least one dopant, the matrix material being selected from a group consisting of certain phenanthroline derivatives; and also an organic light-emitting diode which comprises such a semiconductor material.
Type:
Grant
Filed:
November 10, 2006
Date of Patent:
July 5, 2011
Assignee:
Novaled AG
Inventors:
Ansgar Werner, Andrea Lux, Josef Salbeck
Abstract: The invention relates to a light-emitting component, in particular an organic luminescent diode, having an electrode and a counter electrode and an organic region arranged between the electrode and the counter electrode and having an organic light-emitting region. Furthermore, the invention relates to methods for the production of such a component.
Type:
Application
Filed:
April 30, 2008
Publication date:
June 30, 2011
Applicant:
NOVALED AG
Inventors:
Sebastian Reineke, Gregor Schwartz, Karl Leo, Karsten Walzer
Abstract: The invention relates to a light-emitting organic component, in particular a light-emitting organic diode, having an electrode spreading over an electrode surface area and a counter electrode spreading over a counter electrode surface area as well as an organic layer array formed between the electrode and the counter electrode and in electrical contact therewith, an electrical resistance gradient in a direction substantially parallel to the electrode surface area being formed within a region of the organic layer array at least partially overlapping with the electrode surface area. Furthermore, the invention relates to a method for the production of a light-emitting organic component.
Type:
Application
Filed:
May 5, 2009
Publication date:
May 19, 2011
Applicant:
NOVALED AG
Inventors:
Jan Birnstock, Ansgar Werner, Carsten Rothe
Abstract: The present invention relates to the use of heterocyclic radicals or diradicals, their dimers, oligomers, polymers, dispiro compounds and polycycles for use as dopant for doping an organic semiconductive matrix material, where the dopants have a structure based on the following formulae.
Type:
Application
Filed:
March 16, 2007
Publication date:
May 12, 2011
Applicant:
NOVALED AG
Inventors:
Olaf Zeika, Andrea Lux, Andre Grussing, Michael Limmert, Horst Hartmann, Ansgar Werner
Abstract: The invention relates to a light-emitting organic component, in particular a light-emitting organic diode, having an electrode and a counter electrode and an organic region located between the electrode and the counter electrode, the electrode having electrode sections, each of which are implemented at least partially overlapping and in contact with the organic region and which are electrically connected with each other by means of one or more further electrode sections, forming the electrode, and the electrode having an electrical safety structure allocated to the electrode sections. Furthermore, the invention relates to a method for the production of a light-emitting organic component, an array with several light-emitting organic components and an electrode structure for an electronic component.
Type:
Application
Filed:
June 13, 2008
Publication date:
April 21, 2011
Applicant:
NOVALED AG
Inventors:
Oliver Langguth, Stephan Rentenberger, Sven Murano, Philipp Wellmann
Abstract: The present invention relates to a doped organic semiconductor material comprising an organic matrix material which is doped with at least one heteromonocyclic and/or heteropolycyclic compound, the compound having at least one nitrogen atom with a free electron pair.
Type:
Grant
Filed:
December 22, 2005
Date of Patent:
April 5, 2011
Assignee:
Novaled AG
Inventors:
Ansgar Werner, Horst Hartmann, Fenghong Li, Martin Pfeiffer, Karl Leo
Abstract: The invention relates to a transparent light-emitting component, in particular organic light-emitting diode, having a transparent layer arrangement in which are formed, on a substrate in a stack, planar electrodes and an organic region arranged between the planar electrodes, which organic region comprises a light-emitting layer, made from one or a plurality of organic materials. For at least one direction of incidence, a transmittance of the transparent layer arrangement for at least one wavelength subrange in the visible spectral range is greater than 50%.
Type:
Grant
Filed:
March 2, 2006
Date of Patent:
March 29, 2011
Assignee:
Novaled AG
Inventors:
Jan Birnstock, Sven Murano, Martin Vehse
Abstract: The invention relates to an arrangement for an organic pin-type light-emitting diode with an electrode and a counter-electrode and a stack with organic layers between the electrode and the counter-electrode, where the stack with the organic layers comprises an emission layer comprising a k (k=1, 2, 3, . . . ) organic matrix materials, a doped charge carrier transport layer, which is arranged between the electrode and the emission layer, a further doped charge carrier transport layer, which is arranged between the counter-electrode and the emission layer, and one block layer, which is arranged between one of the doped charge carrier transport layers and the emission layer. The organic layers of the stack are formed by means of n (n?k+2) organic matrix materials, where the n organic matrix materials comprise the k organic matrix materials of the emission layer.
Type:
Grant
Filed:
April 12, 2006
Date of Patent:
March 22, 2011
Assignee:
Novaled AG
Inventors:
Michael Hofmann, Jan Birnstock, Jan Blochwitz-Nimoth, Ansgar Werner, Martin Pfeiffer, Kentaro Harada
Abstract: The present invention relates to compounds which can be used in particular as ligands, to complexes and also to light-emitting devices and in particular to organic light-emitting devices (OLEDs). In particular, the invention relates to the use of luminescent oxazole-chelate metal complexes as emitters in such devices.
Type:
Application
Filed:
July 27, 2007
Publication date:
March 17, 2011
Applicant:
NOVALED AG
Inventors:
Hartmut Yersin, Oliver Reiser, Luo Qun Li, Stefan Eibauer
Abstract: The present invention relates to pyrido[3,2-h]quinazolines and/or 5,6-dihydro derivatives thereof, methods for their production and doped organic semiconductor material which use such quinazolines.
Type:
Application
Filed:
August 25, 2010
Publication date:
February 24, 2011
Applicant:
NOVALED AG
Inventors:
Josef Salbeck, Manfred Kussler, Andrea Lux
Abstract: The present invention relates to the use of bora-tetraazapentalenes with the general formula A as redox-dopant and/or emitter in electronic, optoelectronic or electroluminescent structural elements.
Abstract: The invention relates to a doped organic semiconductor material with increased charge carrier density and more effective charge carrier mobility, which may be obtained by doping an organic semiconductor material with a chemical compound comprising one or several organic molecular groups (A) and at least one further compound partner (B). The desired doping effect is achieved after cleavage of at least one organic molecular group (A) from the chemical compound by means of at least one organic molecular group (A) or by means of the product of a reaction of at least one molecular group (A) with another atom or molecule.
Type:
Grant
Filed:
February 20, 2003
Date of Patent:
December 28, 2010
Assignee:
Novaled AG
Inventors:
Martin Pfeiffer, Leo Karl, Ansgar Werner, Torsten Fritz
Abstract: The present invention relates to imidazole derivatives and their use as dopants for doping an organic semiconductor matrix material, organic semiconductor materials and electronic or optoelectronic structural elements.
Type:
Application
Filed:
May 9, 2008
Publication date:
December 2, 2010
Applicant:
NOVALED AG
Inventors:
Horst Hartmann, Olaf Zeika, Martin Ammann, Rene Dathe
Abstract: The invention relates to an electronic device comprising a layer structure of organic layers, wherein said layer structure comprises a p-n-junction between an n-type doped organic layer provided as an organic matrix material doped with an n-type dopant and a p-type doped organic layer provided as a further organic matrix material doped with a p-type dopant, and wherein the n-type dopant and the p-type dopant both are molecular dopants, a reduction potential of the p-type dopant is equal or larger than about 0 V vs. Fc/Fc+, and an oxidation potential of the n-type dopant is equal or smaller than about ?1.5 V vs. Fc/Fc+.
Type:
Grant
Filed:
December 22, 2006
Date of Patent:
November 9, 2010
Assignee:
Novaled AG
Inventors:
Sven Murano, Jan Birnstock, Ansgar Werner, Markus Burghart