Patent application number | Description | Published |
20090195153 | ORGANIC ELECTROLUMINESCENT DISPLAY DEVICE HAVING SUPERIOR CHARACTERISTICS AT HIGH TEMPERATURE - An organic electroluminescent display device improves driving characteristics at a high temperature and storage characteristics of the organic electroluminescent display device, and prevents pixel contraction phenomena of the device by providing an organic electroluminescent display device comprising a substrate, a first electrode and a second electrode formed on the substrate, and an organic film layer comprising at least one emitting layer between the first electrode and the second electrode. The emitting layer includes at least one phosphorescent dopant, and the dopant is represented by L3M or L2ML′, wherein the M is a transition metal selected from the group consisting of Ir, Pt, Zn and Os, the L and L′ are bidendate ligands coordinated with carbon and nitrogen, and at least one of the L and L′ has 15 or more carbon atoms in the ligand. | 08-06-2009 |
20090238999 | ORGANIC ELECTROLUMINESCENT DISPLAY DEVICE AND METHOD OF PREPARING THE SAME - An organic electroluminescent display device and a method of preparing the same are provided. The organic electroluminescent display device may include a first electrode formed on a substrate. A second electrode may be formed so as to be insulated from the first electrode. One or more organic layers may be interposed between the first electrode and the second electrode and include at least an emission layer. A protective layer may be formed so as to cover the second electrode. The protective layer may have a surface roughness (rms) of about 5 Å to about 50 Å. The organic electroluminescent display device including a protective layer having a low surface roughness may benefit from superior lifespan characteristics. | 09-24-2009 |
20090291237 | ELECTROLUMINESCENT DISPLAY DEVICE AND THERMAL TRANSFER DONOR FILM FOR THE ELECTROLUMINESCENT DISPLAY DEVICE - The invention is directed to an organic electroluminescent (EL) display device having an improved light extracting efficiency due to a photonic crystal layer formed proximate one side of a stack. Among other elements, the stack may include a first electrode formed on a substrate, an organic light emitting layer formed above the first electrode, and a second electrode formed above the organic light emitting layer. Additionally, the photonic crystal layer may be configured to correspond to a wavelength of colored light. An organic EL display device having an improved light extracting efficiency may be manufactured using a thermal transfer donor film to adhere the photonic crystal layer to the stack. | 11-26-2009 |
20090295284 | ELECTROLUMINESCENT DISPLAY DEVICE AND THERMAL TRANSFER DONOR FILM FOR THE ELECTROLUMINESCENT DISPLAY DEVICE - The invention is directed to an organic electroluminescent (EL) display device having an improved light extracting efficiency due to a photonic crystal layer formed proximate one side of a stack. Among other elements, the stack may include a first electrode formed on a substrate, an organic light emitting layer formed above the first electrode, and a second electrode formed above the organic light emitting layer. Additionally, the photonic crystal layer may be configured to correspond to a wavelength of colored light. An organic EL display device having an improved light extracting efficiency may be manufactured using a thermal transfer donor film to adhere the photonic crystal layer to the stack. | 12-03-2009 |
20090296757 | MANUFACTURING METHOD OF OLED DISPLAY AND APPARATUS FOR MANUFACTURING THE OLED DISPLAY - A manufacturing method of an active matrix organic light emitting diode (AMOLED) display and an apparatus for manufacturing the AMOLED display, where the display has improved surface flatness and thickness uniformity as well as an improved image quality at edge regions of a pattern. According to the exemplary embodiment of the present invention, an anode electrode is formed on a lower structure of a substrate, an organic layer is formed on the anode electrode by imaging a complex laser beam on a donor film disposed on the substrate having light emitting materials, the complex laser beam having energy distribution inclination over 2%/μm at a threshold energy. The donor film is removed, and a cathode electrode is formed on the organic layer. | 12-03-2009 |
20100012926 | Organic electroluminescent device - An organic EL device is constructed with a first electrode, a light-emitting layer, a second electrode, and an organic layer which includes a biphenylenediamine compound and is interposed between the first electrode and the light-emitting layer. The organic layer formed between the first electrode and the light-emitting layer has both hole transport and hole injection properties. With this structure, the organic EL device has improved lifetime characteristics in spite of absence of a hole injection layer. A buffer layer including an organic compound with p-type semiconductive property may be further formed between the first electrode and the organic layer including the 4,4′-biphenylenediamine compound to facilitate hole injection from the first electrode and transport an injected hole to the light-emitting layer. Therefore, the organic EL device can have a lower driving voltage, thereby improving a device lifetime. | 01-21-2010 |
20140145173 | WHITE LIGHT EMITTING ORGANIC ELECTROLUMINESCENT DEVICE AND ORGANIC ELECTROLUMINESCENT DISPLAY HAVING THE SAME - A white light emitting organic electroluminescent device and organic electroluminescent display having the same are provided. The organic electroluminescent device includes a first electrode, a second electrode, and an emission layer interposed between the first and second electrodes and having a fluorescence layer and a phosphorescence layer. Thereby, it is possible to obtain the white light emitting organic electroluminescent device having luminance yield improved. | 05-29-2014 |
Patent application number | Description | Published |
20090127334 | Method for Processing Settlement by VoIP Terminal and Recording Medium - Provided are a method for processing settlement by a VoIP terminal having a card reader and a plurality of communication units and a recording medium thereof. In the method, a card transaction message containing card transaction data is received through a first communication medium among a plurality of communication media. When the card transaction message is received, the card transaction data is output and card data for the card transaction processing is read through the card reader. Transaction request data containing the card data and the card transaction data is generated, and the generated transaction request data is transmitted to a card transaction server on a communication network through a second communication medium among the communication media. | 05-21-2009 |
20120221440 | METHOD FOR BUYING AND SELLING GOODS AND SHOPPING SUPPORT SYSTEM SUPPORTING THE SAME - Provided are a goods buying and selling method for buying goods through offline shopping and a shopping support system supporting the same. A buyer collects delivery information for delivery of bought goods based on short-range wireless communication using his or her own terminal. The collected delivery information includes any one of information about a destination to which bought goods are to be delivered and buyer identifier information, and information about the bought goods, and at least one of a payment terminal, a merchant server and a relay server requests delivery of the bought goods from a delivery server based on the collected delivery information. In addition, the buyer collects goods purchase information recorded in recording media arranged in an offline store using his or her own terminal, and pays for desired bought goods based on the collected goods purchase information. | 08-30-2012 |
20130325676 | SERVER AND METHOD FOR PROVIDING AFFILIATE STORE INFORMATION - A server and method for providing affiliate store information are provided, in which a receiver collects transaction count information being information about the number of transactions made in each affiliate store and receives search condition information from a mobile communication terminal, a database stores affiliate store information generated based on the collected transaction count information, a generator extracts the affiliate store information of at least one affiliate store by searching the database according to the search condition information received through the receiver and generates search result using the extracted affiliate store information, and a transmitter transmits the search result to the mobile communication terminal. | 12-05-2013 |
Patent application number | Description | Published |
20130045682 | SYSTEM, MOBILE COMMUNICATION TERMINAL AND METHOD FOR TRANSFERRING INFORMATION - A system, a mobile communication terminal, and a method for transferring information. The system for transferring information includes a first terminal configured to extract and transmit transfer information and a second terminal configured to receive the transfer information. Here, the transfer information corresponds to an intersection state between the first terminal and the second terminal when the first terminal performs first short-range communication with the second terminal, and the first terminal and the second terminal compute their respective position information when the first short-range communication is performed, exchange the position information with each other, and calculate the intersection state information based on the respective position information of the first and second terminals. | 02-21-2013 |
20130045686 | SYSTEM, MOBILE COMMUNICATION TERMINAL AND METHOD FOR PROVIDING INFORMATION - A system, a mobile communication terminal, and a method for providing information. The system for providing information includes: a tag configured to store tag information; a mobile communication terminal configured to obtain the tag information using short-range communication and to calculate position information of the mobile communication terminal when the tag information is obtained; and an information providing server configured to receive the tag information and the position information from the mobile communication terminal, extract service address information which provides information for connecting to a service identified by the tag information and based on the position information, and provide the extracted service address information to the mobile communication terminal. The mobile communication terminal is connected to the service based on the service address information. | 02-21-2013 |
20130295964 | MOTION BASED SERVICE PROVISION - In one example embodiment, an end device includes a sensor configured to sense a motion of the end device; a location detector configured to detect a location of the end device; a translator configured to translate parameters of the sensed motion into a service request stored in a memory of the end device; a transmitter configured to transmit, to a service provider, the service request and the location of the end device; and a receiver configured to receive, from the service provider, an expression of a service that is associated with an object located within a predetermined range of the end device. | 11-07-2013 |
20130328662 | MOTION BASED SERVICE PROVISION - In one example embodiment, an apparatus includes a reader configured to read motion information, received from an end device, regarding a motion that was enacted by a user relative to the end device; a request generator configured to generate a service request that includes an identifier of the apparatus and the read motion information; a transmitter configured to transmit, to a service provider, the service request; and a receiver configured to receive, from the service provider, an expression of a service that is associated with the identifier of the apparatus and the read motion information. | 12-12-2013 |
20130335201 | FUNCTION EXECUTION BASED ON TAG INFORMATION - In one example embodiment, an end device includes a memory configured to store function information regarding at least one predefined function and tag information regarding at least one electronic tag that is associated with the at least one predefined function; a reader configured to read tag identification information received from a detected electronic tag located within a predetermined range of the end device; and a processor configured to select a predefined function from among the at least one predefined function based on the stored tag information and the read tag identification information and perform the selected predefined function. | 12-19-2013 |