Patent application number | Description | Published |
20090015154 | Electronic Component With P-Doped Organic Semiconductor - An electronic component comprising a layer of organic semiconducting material in which a dopant is dispersed having an energy difference between the work function of the dopant and of the HOMO level of said organic semiconducting material that is less than 0.5 eV. The dopant is an atomic element having an evaporation temperature lower than 1300° C. for a pressure of 10 | 01-15-2009 |
20090096354 | Light-emitting organic diode comprising not more than two layers of different organic materials - The diode comprises:
| 04-16-2009 |
20090133825 | PROCESS FOR MANUFACTURING AN ELECTRONIC DISPLAY DEVICE COVERED WITH A PROTECTIVE PLATE - A process for manufacturing an electronic display device comprising a substrate coated with a display having an active zone and a connection zone, the display being attached by an adhesive crosslinkable by radiation to a protective plate. This process comprises:
| 05-28-2009 |
20100084635 | Recording level gauge type organic light emitting diode - Diode for which one of the conducting layers presents a suitable surface resistance so that when a power supply voltage is applied between a connection element and this conducting layer and the other conducting layer, a potential distribution is generated at the surface of this resisting conducting layer which is able to cause light to be emitted by a portion of the surface of the organic light emitting layer which is proportional to this power supply voltage. This diode is advantageously used to visualise the signal value. | 04-08-2010 |
20100127245 | Transmitter and associated display device - The invention relates to a light transmitter comprising two electrodes facing each other, and at least one light-emitting organic layer with two ends. The thickness of the organic layer varies continuously between the two ends. The invention also relates to a display device comprising such a transmitter. | 05-27-2010 |
20100276818 | DEVICE COMPRISING AN ORGANIC COMPONENT AND AN ENCAPSULATION LAYER WITH A MOISTURE-REACTIVE MATERIAL - The device includes at least one optoelectronic component positioned on a substrate and at least one transparent face. The component is covered by a packaging layer which includes at least one barrier layer and a moisture-reactive layer. The reactive layer includes a moisture-reactive material chosen from alkaline-earth metals, alkali metals and organo-metallic derivatives. The material can be positioned in the moisture-reactive layer in the form of a continuous layer or in the form of a plurality of nodules dispersed in an organic matrix. | 11-04-2010 |
20110037791 | DISPLAY DEVICE BASED ON PIXELS WITH VARIABLE CHROMATIC COORDINATES - A pixel with variable chromatic coordinates comprises a plurality of color sub-pixels consisting of a light emitter and a color filter. The light emitters are identical and have an emission spectrum that is able to be modulated according to their supply voltage and/or current. The pixel control circuit supplies each color sub-pixel with a supply voltage and/or current dependent on the color of the sub-pixel for its emission spectrum to approximate the transmission spectrum of the associated color filter. Control means enable the application time of the supply voltage and/or current to be modified according to the color of the sub-pixel to obtain a predetermined mean luminance during a predetermined period. | 02-17-2011 |
20110121718 | Electronic Display Device Having An Electroluminescent Screen and Its Fabrication Process - The invention relates to a electronic display device having an electroluminescent screen and to its manufacturing method. | 05-26-2011 |
20110186871 | ELECTROLUMINESCENT DISPLAY, ILLUMINATION OR INDICATING DEVICE, AND ITS FABRICATION PROCESS - The invention relates to an electroluminescent display, illumination or indicating device and to its fabrication process. This device ( | 08-04-2011 |
20110227036 | High Efficiency Hybrid Light-Emitting Diode - A hybrid LED comprising an anode, an organic hole-transport layer for transporting holes injected into the diode from said anode, a light-emitting quantum dot layer, an electron-transport layer, and a cathode for injecting electrons into said transport layer, wherein the LED also comprises, between said hole- and electron-transport layers, at least one assembly formed by a phosphorescent light-emitting layer presenting an emission spectrum that covers at least part of an absorption spectrum of said quantum dots, and by a buffer layer separating said phosphorescent layer from said quantum dot layer, the material of said or each buffer layer presenting a forbidden band greater than that of a phosphorescent element of said phosphorescent layer so as to prevent excitons diffusing towards said quantum dot layer. | 09-22-2011 |
20130048973 | Organic Light-Emitting Diode Comprising At Least Two Electroluminescent Layers - The invention provides an organic light-emitting diode which includes at least two electroluminescent layers (ELR, ELB), both of which are fluorescent or phosphorescent and emit at different wavelengths, as well as a hole- and electron-conducting buffer layer (T) arranged between the electroluminescent layers. The buffer layer is a bi-layer having an electron-transport layer (T | 02-28-2013 |
20140120702 | METHOD FOR MANUFACTURING A SEMICONDUCTOR STRUCTURE AND SEMICONDUCTOR COMPONENT COMPRISING SUCH A STRUCTURE - Method for manufacturing at least one semiconductor structure ( | 05-01-2014 |
20150014736 | EMISSIVE STRUCTURE WITH LATERAL CARRIER INJECTION - The structure intended to emit electromagnetic radiation, comprises first and second electrodes configured so as to allow carriers to be injected into at least one semiconductor-based stack with a view to making them recombine in an active zone of the stack in order to form all or some of the electromagnetic radiation to be emitted. The first electrode has at least one first face for injecting carriers into the stack, said face being oriented in a different direction to the direction in which the stack is formed. The second electrode comprise a second face for injecting carriers into the stack, wherein said second injection face comprises a first portion facing the first electrode and a second portion for which the first electrode is not facing, and a dielectric element, making contact with the first electrode, is interposed between at least one part of the first electrode and at least one part of the first portion. | 01-15-2015 |
20150056728 | METHOD REGARDING A LIGHT-EMITTING DIODE FOR WHICH THE ARRANGEMENT OF AN ELECTRODE ON AN EMITTING FACE IS DETERMINED AS A FUNCTION OF THE SPREADING LENGTH OF THE CURRENT IN SAID LIGHT-EMITTING DIODE - The light-emitting diode comprises a first electrode intended to inject carriers of a first type into a stack of the light-emitting diode and arranged on an emissive face of the stack, a second electrode intended to inject carriers of a second type into the stack, and an emissive surface delimited by areas of the emissive face of the stack not covered by the first electrode. The first electrode is configured in such a way that any point of the emissive surface is situated no more than a predetermined distance from the first electrode dependent on the spreading length of the light-emitting diode. The method comprises a step of determining the spreading length of the light-emitting diode intended to be equipped with the first electrode and a step determining a characteristic of the first electrode from the determined spreading length | 02-26-2015 |