Patent application number | Description | Published |
20100207149 | ORGANIC LIGHT-EMITTING DIODE AND METHOD OF MANUFACTURING THE SAME - An organic light emitting diode (OLED) including: a substrate; a reflection layer on the substrate and including metal; a first electrode on the reflection layer and including a light transparent aluminum zinc oxide (AZO); an organic layer on the first electrode and including an emitting layer; and a second electrode on the organic layer and including a semi-permeable reflection layer. | 08-19-2010 |
20100301741 | ORGANIC LIGHT EMITTING DEVICE - Provided is an organic light emitting device including an anode, a cathode, and a light emitting layer disposed between the anode and the cathode, wherein the cathode has a structure including a first metal layer and a second metal layer, or a structure including a first metal layer, a second metal layer, and one selected from the group consisting of an oxide layer, a nitride layer, and a nitric oxide layer, and wherein the cathode has low resistance. | 12-02-2010 |
20110114974 | Organic light emitting diode display - An organic light emitting diode display includes a first electrode and a second electrode, an organic emissive layer disposed between the first electrode and the second electrode, a first selective reflection layer disposed to receive light from the organic emissive layer, and a third transparent electrode, the first selective reflection layer being between the third transparent electrode and the organic emissive layer. | 05-19-2011 |
20110233531 | Organic light-emitting device - An organic light-emitting device, including a first electrode, the first electrode having a smaller absolute value of a work function energy level than an absolute value of a work function energy level of ITO, a second electrode facing the first electrode, and an organic layer between the first electrode and the second electrode. | 09-29-2011 |
20110240964 | Organic light emitting diode display - An organic light emitting diode (OLED) display including a substrate main body; a thin film transistor on the substrate main body; and an organic light emitting diode including a transparent electrode connected with the thin film transistor and being capable of injecting electrons, an organic emission layer on the transparent electrode, and a reflective electrode on the organic emission layer and being capable of injecting holes, wherein the organic emission layer includes an electron injection unit on the transparent electrode, the electron injection unit including an electron injection metal layer, an electron injection layer, and an electron injection dipole layer, and a light emitting unit on the electron injection unit. | 10-06-2011 |
20110248259 | Organic light emitting device and method of manufacturing the same - An organic light emitting device and a method of manufacturing the same, the device including a substrate; a thin film transistor on the substrate, the thin film transistor including source and drain electrodes, an oxide semiconductor layer, a gate electrode, and a gate insulating layer that insulates the gate electrode from the source and drain electrodes; a first insulating layer on the thin film transistor; a cathode on the first insulating layer, the cathode being connected to one of the source and drain electrodes of the thin film transistor; a first layer on the cathode, the first layer including a first material, the first material including at least one of metal, metal sulfide, metal oxide, and metal nitride; an organic layer on the first layer; and an anode on the organic layer. | 10-13-2011 |
20110248269 | Organic light emitting diode display and method for manufacturing the same - An organic light emitting diode (OLED) display includes a substrate including a plurality of pixels defined thereon, a thin film transistor (TFT) positioned at each pixel, a negative electrode electrically connected to the TFT, an organic emission layer positioned on the negative electrode, and a positive electrode positioned on the organic emission layer, the positive electrode including an auxiliary layer positioned on the organic emission layer, a conductive layer positioned on the auxiliary layer, and an insulation layer positioned on the conductive layer. | 10-13-2011 |
20110273409 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode display is disclosed. The display includes some pixel areas which are opaque and some pixel areas which are partially opaque and partially transparent. Selectively displaying the light emission of the pixel areas allows for control of the relative brightness of a displayed image and an object behind the display. | 11-10-2011 |
20110309739 | ORGANIC LIGHT-EMITTING DEVICE AND METHOD OF MANUFACTURING THE SAME - An organic light-emitting device including: a substrate; a first electrode disposed on the substrate; a second electrode disposed on the substrate and comprising silver (Ag); an emission layer between the first electrode and the second electrode; an electron injection layer between the emission layer and the second electrode and comprising a mixture of an alkali metal-containing compound and a first metal; and a capping layer disposed on the second electrode. | 12-22-2011 |
20120007497 | ORGANIC LIGHT EMITTING DEVICE - An organic light emitting device is disclosed. The organic light emitting device includes: a substrate member; and an organic light emitting diode comprising a first transparent electrode, a first organic emission layer, a conductive reflecting layer, a second organic emission layer, and a second transparent electrode that are sequentially stacked over the substrate member, wherein voltage is applied between the first transparent electrode and the second transparent electrode to allow each of the first transparent electrode and the second transparent electrode to maintain first potential and second potential, and the conductive reflecting layer maintains third potential between the first potential and the second potential. | 01-12-2012 |
20120018707 | Organic light emitting device - An organic light-emitting device including a substrate; a first electrode; a second electrode; an emission layer; a first electron transport layer; a second electron transport layer; a third electron transport layer; and a hole transport layer, wherein the first electron transporting material has an electron mobility smaller than an electron mobility of the second electron transporting material at an electric field of 800 to 1000 V/cm, the second electron transporting material and the third electron transporting material each independently have an electron mobility of about 10 | 01-26-2012 |
20120097956 | ORGANIC LIGHT EMITTING DISPLAY DEVICE - An organic light emitting display device includes a substrate; a first electrode layer formed on the substrate; an emission structure layer formed on the first electrode layer; an electron injection layer (EIL) formed immediately on the emission structure layer and comprising a composite layer of LiF:Yb; and a second electrode layer formed on the EIL. | 04-26-2012 |
20120223349 | FRONT SIDE EMITTING TYPE ORGANIC LIGHT-EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A front side emitting type organic light-emitting display device includes a substrate; an anode electrode formed over the substrate; an organic layer formed over the anode electrode; a cathode electrode formed over the organic layer; a pair of transparent conductive oxide layers disposed over the cathode electrode; and a metal layer interposed between the pair of transparent conductive oxide layers. | 09-06-2012 |
20120224113 | Reflective Type Complex Display Device and Method of Manufacturing the Same - A reflective type complex display device comprises: a lower substrate; an organic light-emitting layer formed on a top surface of the lower substrate for emitting light when supplied with current; a sealing layer covering the organic light-emitting layer so as to seal the organic light-emitting layer from the outside; an upper substrate formed above the sealing layer with a gap therebetween; liquid crystals injected between the upper substrate and the sealing layer; a transparent electrode formed on a surface of the upper substrate; and a polarizer formed on another surface of the upper substrate. The transparent electrode comprises a first electrode and a second electrode which are alternately arranged, and which drive the liquid crystals by generating an electric field in response to different voltages applied thereto. | 09-06-2012 |
20120235144 | ORGANIC LIGHT EMITTING DIODE DEVICE AND METHOD OF MANUFACTURING THE SAME - An organic light emitting diode device includes a substrate, a thin film transistor on the substrate, a first pixel electrode electrically connected to the thin film transistor, a pixel defining layer on the first pixel electrode and partitioning a light emitting region, a second pixel electrode contacting the first pixel electrode at the light emitting region, a light emitting layer contacting the second pixel electrode at the light emitting region, and a common electrode on the light emitting layer; and a method of manufacturing the same is provided. | 09-20-2012 |
20120248465 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND MANUFACTURING METHOD THEREOF - An organic light emitting diode display capable of reducing the shortening of image stacking lifetime caused by the residue of the barrier ribs produced during the forming of the barrier ribs is provided. The display includes: a substrate; a first pixel electrode formed on the substrate; barrier ribs formed on the substrate, and having an opening exposing the first pixel electrode; a second pixel electrode formed on the first pixel electrode; an organic light emitting member formed on the second pixel electrode; an organic light emitting member formed on the second pixel electrode; a common electrode formed on the organic light emitting member; and a thin film encapsulation member covering the common electrode. The width of the second pixel electrode is greater than the exposure width of the first pixel electrode exposed through the opening of the barrier ribs. | 10-04-2012 |
20120267644 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode (OLED) display includes a substrate and an organic light emitting element on the substrate and including a first electrode, a plurality of organic emission layers on the first electrode and including at least one P-type impurity doped organic emission layer, and a second electrode on the plurality of organic emission layers. | 10-25-2012 |
20120287108 | DISPLAY DEVICE - A display device includes a display panel configured to display an image in an upward direction and a reflective panel on the display panel, the reflective panel configured to selectively transmit or reflect light with respect to an area corresponding to the image. | 11-15-2012 |
20120299037 | Organic light-emitting device and method of manufacturing the same - An organic light-emitting device including a substrate, an anode layer on the substrate, the anode layer including WO | 11-29-2012 |
20120319087 | HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE CONTAINING SAME - A heterocyclic compound, organic light-emitting device, and a flat panel display device, the heterocyclic compound being represented by Formula 1 or 2 below: | 12-20-2012 |
20120319147 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode (OLED) display includes: a substrate; a first electrode on the substrate; a first emission layer on the first electrode; a second emission layer on the first emission layer; a second electrode on the second emission layer; and a light emitting assistance layer selectively positioned between the first emission layer and the second emission layer. | 12-20-2012 |
20120326132 | ORGANIC LIGHT EMITTING ELEMENT - An organic light emitting element includes a first electrode, a second electrode, and an organic layer. The organic layer includes a first emission layer between the first electrode and the second electrode, a second emission layer between the first emission layer and the second electrode, and an electron injection layer (EIL) between the first emission layer and the second emission layer, the electron injection layer (EIL) containing fullerene (C60). | 12-27-2012 |
20120326135 | HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DIODE AND FLAT DISPLAY DEVICE INCLUDING THE HETEROCYCLIC COMPOUND - A heterocyclic compound, an organic light-emitting diode, and a flat display device, the heterocyclic compound being represented by Formula 1, below: | 12-27-2012 |
20130001526 | ORGANIC LIGHT EMITTING DIODE AND METHOD FOR MANUFACTURING THE SAME - A highly efficient organic light emitting diode having simple manufacturing processes, and a method of manufacturing the same. | 01-03-2013 |
20130001527 | HETEROCYCLIC COMPOUND, ORGANIC LIGHT-EMITTING DIODE INCLUDING THE HETEROCYCLIC COMPOUND, AND FLAT DISPLAY DEVICE INCLUDING THE ORGANIC LIGHT-EMITTING DIODE - Provided are a heterocyclic compound represented by Formula 1 below, and an organic light-emitting diode and a flat display device each including the heterocyclic compound. | 01-03-2013 |
20130032787 | HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME - A heterocyclic compound represented by Formula 1 or Formula 2 below, and an organic light-emitting device including the heterocyclic compound. The organic light-emitting device may include an organic layer containing the heterocyclic compound, and thus may have a low driving voltage, a high-emission efficiency, and long lifespan characteristics. | 02-07-2013 |
20130076251 | DUAL MODE ORGANIC LIGHT EMITTING DEVICE AND PIXEL CIRCUIT INCLUDING THE SAME - A dual mode organic light emitting device and a pixel circuit including the same are disclosed. The dual mode organic light emitting device includes a cathode formed over a substrate, an electron transport layer (ETL) formed over the cathode, an emission layer formed over the electron transport layer (ETL), and an anode formed over the emission layer, wherein the cathode includes a first metal selected from silver (Ag), aluminum (Al), copper (Cu), and gold (Au) and a second metal having a work function of about 4.0 eV or less, and the first metal and the second metal are present at a weight ratio of about 1:1 to about 1:100. | 03-28-2013 |
20130087768 | HETEROCYCLIC COMPOUND, ORGANIC LIGHT-EMITTING DIODE COMPRISING THE HETEROCYCLIC COMPOUND, AND FLAT PANEL DISPLAY DEVICE COMPRISING THE ORGANIC LIGHT-EMITTING DIODE - A heterocyclic compound represented by Formula 1 below, an organic light-emitting diode including the same, and a flat panel display device including the organic light-emitting diode: | 04-11-2013 |
20130099208 | CONDENSED-CYCLIC COMPOUND, METHOD FOR PREPARING THE CONDENSED-CYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE CONDENSED-CYCLIC COMPOUND - A condensed-cyclic compound represented by Formula 1 below, a method for preparing the condensed-cyclic compound, and an organic light-emitting device including the condensed-cyclic compound. | 04-25-2013 |
20130112946 | NOVEL HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME - A heterocyclic compound represented by Formula 1 below and an organic light-emitting device including the heterocyclic compound: | 05-09-2013 |
20140374713 | ORGANIC LIGHT-EMITTING DEVICE - Provided is an organic light-emitting device including a first electrode, a second electrode disposed opposite to the first electrode, an emission layer disposed between the first electrode and the second electrode, and an electron-transporting layer disposed between the emission layer and the second electrode. The electron-transporting layer includes a first electron-transporting material and a second electron-transporting material. The lowest unoccupied molecular orbital (LUMO) energy level of the first electron-transporting material (EL | 12-25-2014 |