Patent application number | Description | Published |
20080277604 | BIOSENSOR USING MULTIPLE LIGHT SOURCES - Provided is a biosensor that uses multiple organic light emitting diodes (OLEDs) as light sources. The biosensor includes a transparent substrate, a plurality of OLEDs which are disposed on a first surface of the transparent substrate and are electrically separated from each other, and a photo detector above the transparent substrate that receives light emitted from a specimen disposed on the transparent substrate, wherein the specimen is disposed on a region of a second surface which is a surface opposite to the first surface of the transparent substrate. | 11-13-2008 |
20090021153 | Electroluminescent device and method for preparing the same - An electroluminescent device comprises a substrate, a first electrode, a second electrode, and an organic layer disposed between the first electrode and the second electrode, and including at least a light-emitting layer. A metal nano pattern which enables emission of polarized light is provided on one surface of at least one of the first electrode and the second electrode, wherein a grating period of the metal nano pattern satisfies the relation of Formula 1 below. A method of preparing the electroluminescent device comprises providing a substrate, first and second electrodes, and an organic layer including a light-emitting layer, with a metal nano pattern being provided on at least one of the first and second electrodes. Formula 1 is described in more detail in the description of the invention. The electroluminescent device can achieve emission of polarized light, without reforming materials used in forming the organic layer. | 01-22-2009 |
20090091255 | White organic light emitting device - A white organic light emitting device (OLED) includes an anode, a first phosphorescent layer including a first host material and a first dopant disposed on the anode, a blue fluorescence layer including a blue host material and a blue dopant disposed on the first phosphorescent layer, and a second phosphorescent layer including a second host material and a second dopant disposed on the blue fluorescence layer. In addition, a triplet energy of the blue host material of the blue fluorescence layer is greater than both of a triplet energy of the first dopant of the first phosphorescent layer and a triplet energy of the second dopant of the second phosphorescent layer. | 04-09-2009 |
20100133991 | Organic Light Emitting Diode Display and Manufacturing Method Thereof - An organic light emitting diode display includes a substrate. A control electrode is on the substrate. A gate insulating film covers the control electrode. An input electrode and an output electrode are on the gate insulating film and face each other. An oxide semiconductor is between the input electrode and the output electrode and on the control electrode. A pixel electrode is on portions of the edges of the output electrode and is electrically connected. An organic light emitting member is on the pixel electrode. A common electrode is on the organic light emitting member. The oxide semiconductor and the pixel electrode may be of the same layer. | 06-03-2010 |
20110193069 | ORGANIC LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING THE SAME - An organic light emitting device and a method of manufacturing the same, the organic light emitting device includes a first electrode, a second electrode, and an organic layer that has at least a multi-coated emissive layer and which is interposed between the first and second electrodes. The multi-coated emissive layer is a single layer composed of a neutral emissive material and an n | 08-11-2011 |
20150108468 | THIN FILM TRANSISTOR AND METHOD OF MANUFACTURING THE SAME - A thin film transistor may include a substrate, an oxide semiconductor layer on the substrate, a first insulating layer on the oxide semiconductor layer, a gate electrode on the first insulating layer, a second insulating layer on the gate electrode, and a source electrode and a drain electrode on the second insulating layer and facing each other. Each of the source electrode and the drain electrode may be connected with the oxide semiconductor layer through a contact hole in the second insulating layer. The oxide semiconductor layer may include a polycrystalline semiconductor. | 04-23-2015 |
20150186030 | ELECTRONIC DEVICE - An electronic device includes a front-surface touch screen, a plurality of side-surface touch sensors that receive a user-command, and a body that includes a processor for processing the user-command, where the body is combined with the front-surface touch screen and the side-surface touch sensors. Here, the user-command includes an operation in which at least one of the side-surface touch sensors is touched by a user for more than an activation time and an operation in which a touched point of the at least one of the side-surface touch sensors is moved by the user. | 07-02-2015 |
20150198810 | WEARABLE DISPLAY - A wearable display device is disclosed. In one aspect, the wearable display device includes an image source configured to output an image and an optical housing at least a portion of which is configured to be placed in front of a user's eye. The optical housing includes a waveguide configured to receive the light from the image source and guide the output image, at least one inclined surface configured to reflect the guided image to the user's eye, and a first sensor formed on the waveguide and configured to sense contact between an object and the waveguide. The waveguide and the inclined surface are integrally formed. | 07-16-2015 |
20150200235 | ORGANIC LIGHT EMITTING DIODE DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - An organic light emitting diode display and a manufacturing method thereof are disclosed. The organic light emitting diode display includes: a flexible upper substrate; a first piezoelectric material layer and a second piezoelectric material layer formed inside the upper substrate; a pair of first electrodes brought into contact with the first piezoelectric material layer; a pair of second electrodes brought into contact with the second piezoelectric material layer; a flexible lower substrate disposed to face the upper substrate, and to have an organic light emission layer; and an opposed electrode disposed to protrude toward an inner side of the lower substrate and to face the pair of second electrodes, wherein a first sensor includes the first piezoelectric material layer and the pair of first electrodes, and a second sensor includes the second piezoelectric material layer, the pair of second electrodes, and the opposed electrode. | 07-16-2015 |