Abstract:
Provided are an indene derivative compound represented by Formula 1 below and an organic light emitting device including the same: X—Ar1—Ar2—Y Formula 1 wherein Ar1, Ar2 and X are described in the detailed description, and Y is represented by one of Formulae 2a to 2d: wherein R1 to R4 and Z are described in the detailed description. An organic light emitting device having improved driving voltage properties, brightness, efficiency and color purity can be prepared by including the indene derivative compound.
Abstract:
Provided are a cyclopentaphenanthrene-based compound and and an organic light emitting device employing the same. The cyclopentaphenanthrene-based compound can be easily prepared, has high thermal stability and excellent hole transporting capability, and can be efficiently used to form an organic layer, particularly, a hole transport layer.
Abstract:
A mobile terminal is disclosed having a controller responsive to a status information display command inputted for detecting status information stored in a storage unit and displaying all of the status information at one time via a display unit. A system is disclosed having an Internet connected computer for generating a status information request signal in response to an input command, sending the generated status information request signal over the Internet, receiving information corresponding to the status information request signal over the Internet and displaying the received information. The mobile terminal stores the status information in the form of a table, and detects and transmits the information in response to the status information request signal sent from the user computer. A Web server is disclosed for transferring the status information request signal and the status information between the mobile terminal and computer.
Abstract:
Provided is a polymer including a 1,8-naphtalimide group represented by Formula 1: A polymer including a 1,8-naphtalimide group as a side chain shows high photoluminescence quantum efficiency and an organic light emitting device including the polymer has improved light emitting properties of efficiency and lifespan.
Abstract:
Provided are a polymer compound which has a pyrrole derivative compound and a phenoxazine derivative compound as a repeating unit, and an organic electroluminescent (EL) device using the same for forming a hole injection layer and/or a hole transport layer. The polymer compound according to the present invention has superior electric features and a high hole-transporting capability. Thus the organic EL device using the polymer compound for forming a hole injection layer and/or a hole transport layer has superior features such as low voltage and high efficiency compared to using conventional materials.
Abstract:
A method of manufacturing an organic light emitting device, whereby a first electrode is formed on a substrate, at least one organic thin film is formed on the first electrode, the organic thin film is optically treated, and a second electrode is formed on the organic thin film. The method can provide an organic light emitting device with an organic thin film having a stable surface morphology and increased durability.
Abstract:
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 no−ne parameter of the emissive layer is greater than an no−ne parameter of a single-coated layer. The organic light emitting device has a longer lifetime and high efficiency.
Abstract:
A blue electroluminescent polymer having a phenoxazine-based unit in a polyarylene backbone and an organic electroluminescent device using the polymer. The organic electroluminescent device has improved luminous efficiency and color purity.
Abstract:
An organic light emitting device includes a first electrode, a hole injection layer, an inorganic layer, a hole transport layer, an emitting layer which are sequentially formed on the first electrode; and a second electrode. The organic light emitting device has a high emission efficiency and an extended lifetime.
Abstract:
The present invention relates to a fan with a cold air function which, through supply of liquid oxygen (LOX), has a strong cold air function and at the same time provides an air cleaning effect by supplying oxygen. A fan including a base part (10) equipped with a plurality of buttons (11), a main body part (20) installed on the top of the base part (10), a motor part (30), rotary blades (40) coupled to a motor shaft at the front of the motor part (30), and a protection net (50) installed to surround the rotor blades (40), the fan comprises: a mounting part (60) in which a liquid oxygen (LOX) charge canister (62) is removably mounted; an opening and closing controller (63) for controlling the output amount of an oxygen gas discharged from the charge canister (62) mounted in the mounting part (60); and a discharge pipe (64) which is connected to the opening and closing controller (63) and configured in such a manner that the discharged oxygen gas is diffused through the rotary blades (40) to the front.