Patent application number | Description | Published |
20100081846 | ASYMMETRIC STYRYL DERIVATIVES AND ORGANIC LIGHT EMITTING DIODE PREPARED USING THE SAME - Disclosed are asymmetric styryl derivatives and an organic light emitting diode prepared using the same. More particularly, there are provided asymmetric styryl derivatives that can provide a blue organic light emitting diode with superior thermal stability, as well as improved luminous efficiency, improved brightness, and extended lifetime, by synthesizing a novel thermally stable compound with a styryl structure represented by Formula 1, and using the compound as a dopant in an organic light emitting layer (EML) of a multilayered organic light emitting diode, and an organic light emitting diode prepared by the same. | 04-01-2010 |
20110057182 | ANTHRACENE DERIVATIVES AND ORGANIC ELECTROLUMINESCENT DEVICE USING SAME - Provided are a novel anthracene derivative and an organic light-emitting device using the same, and more particularly, an anthracene derivative having a core (e.g., an indenoanthracene core) where an anthracene moiety with excellent device characteristics is fused with a fluorene moiety or the like with excellent fluorescent properties, wherein an aryl group is introduced at the core, and an organic light-emitting device using the anthracene derivative, which is enhanced in efficiency, operating voltage, lifetime, etc. | 03-10-2011 |
20110065924 | PREPARATION OF ASYMMETRIC ANTHRACENE DERIVATIVES AND ORGANIC ELECTROLUMINESCENT DEVICE USING SAME - Provided is a method of preparing asymmetric anthracene derivative, more particularly, a method for high-yield production of an anthracene derivative in which an alkyl group, a cycloalkyl group, a heterocycloalkyl group, an aryl group or a heteroaryl group is introduced at position 2 of anthracene, and an aryl group or a heteroaryl group is introduced at each of positions 9 and 10 of the anthracene. | 03-17-2011 |
20110210320 | ANTHRACENE DERIVATIVE AND ORGANIC ELECTROLUMINESCENCE ELEMENT USING THE SAME - The present invention relates to an anthracene derivative and an organic electroluminescent device using the same. More specifically, the present invention relates to: a novel compound which has a core (for example, an indenoanthracene core) where both an anthracene moiety with excellent device characteristics and a fluorene moiety with excellent fluorescent properties are fused, wherein substituents (for example, a heterocyclic group such as a benzimidazole group, a benzothiazole group, a benzoxazole group, a pyridinyl group or a bipyridinyl group) with an electron transfer capacity are substituted to the core; and an organic electroluminescence element which has improved luminous efficiency, brightness, thermal stability, driving voltage, and lifetime, by comprising an organic layer which is positioned between a positive electrode and negative electrode and contains the novel compound. | 09-01-2011 |
20110307553 | SYSTEM AND METHOD FOR FORMING AN ONLINE SOCIAL NETWORK USING GENOME INFORMATION - A system and method for forming an online social network using genome information, comprising a web server that creates a database of detailed information of members, including genome information of the member, as inputted from member terminals, and which generates a social network on the world wide web based on the genome information of the members. | 12-15-2011 |
20120161615 | AMINOANTHRACENE DERIVATIVE AND AN ORGANIC ELECTROLUMINESCENT ELEMENT EMPLOYING THE SAME - Disclosed are a novel amino anthracene derivative and an organic electro-luminescence device using the same. More specifically, the disclosed amino anthracene derivative has a core (e.g., indenoanthracene core) of an anthracene moiety (with a high device characteristic) linked to a fluorene moiety (with a high fluorescence characteristic), in which in the core is substituted with at least one amine group represented by Formula 2 and the disclosed organic electro-luminescence device uses the amino anthracene derivative as a light emitting layer material so as to be enhanced in efficiency, operating voltage, and life span. | 06-28-2012 |
20120168730 | ACRIDINE DERIVATIVE AND ORGANIC ELECTROLUMINESCENCE DEVICE INCLUDING THE SAME - Disclosed are an acridine derivative and an organic electro-luminescence device including the same. Specifically, the disclosed acridine derivative compound has an aryl moiety or a heteroaryl moiety, linked to an acridine moiety and an amine moiety, and the disclosed organic electro-luminescence device including the acridine derivative compound requires a low operating voltage, shows high efficiency, and is enhanced in life-span. | 07-05-2012 |
20120258699 | METHOD FOR OPERATING PORTABLE TERMINAL TO REDUCE POWER DURING SUPPORT OF COMMUNICATION SERVICE AND PORTABLE TERMINAL SUPPORTING THE SAME - A method for operating a portable terminal so as to reduce power consumption during the support of a communication service and a portable terminal supporting the same is provided. The method includes activating a Radio Frequency (RF) communication unit, downloading a part of data of predetermined contents through the RF communication unit, buffering the downloaded part of the data in a buffer so as to output the buffered downloaded part of the data, and executing an idle time for terminating or reducing a power supply of the RF communication unit when the downloading of the part of the data of the predetermined contents is completed. | 10-11-2012 |
20130009136 | TRIPHENYLENE-BASED COMPOUNDS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING SAME - The present invention relates to a triphenylene-based compound represented by the following Formula 1 and an organic electroluminescent device including the same, and the compound of the present invention has excellent hole injection and/or transporting ability, electron transporting ability, and/or light emitting ability, and particularly, green and red light emitting ability, and thus in an organic electroluminescent device containing the same as a light emitting host material, characteristics such as luminous efficiency, luminance, thermal stability, driving voltage, service life and the like may be improved. | 01-10-2013 |
20140064695 | APPARATUS AND METHOD FOR CONTROLLING A VIDEO - A system for controlling a video is provided. The system includes a terminal which transmits a flush command to an external device to delete buffered data in a buffer of the external device when a search command for moving to a location of specific data of a video is generated while data of the video is streamed to the external device and which then transmits to the external device the specific data located in relation to the search command, and an external device which deletes the buffered data in the buffer when the flush command is received from the terminal while a video streamed from the terminal is reproduced and which buffers the specific data of the video received from the terminal in the buffer to be output. | 03-06-2014 |
20140140256 | METHOD FOR OPERATING PORTABLE TERMINAL TO REDUCE POWER DURING SUPPORT OF COMMUNICATION SERVICE AND PORTABLE TERMINAL SUPPORTING THE SAME - A method for operating a portable terminal so as to reduce power consumption during the support of a communication service and a portable terminal supporting the same is provided. The method includes activating a Radio Frequency (RF) communication unit, downloading a part of data of predetermined contents through the RF communication unit, buffering the downloaded part of the data in a buffer so as to output the buffered downloaded part of the data, and executing an idle time for terminating or reducing a power supply of the RF communication unit when the downloading of the part of the data of the predetermined contents is completed. | 05-22-2014 |
20140146836 | METHOD FOR VIDEO STREAMING AND AN ELECTRONIC DEVICE THEREOF - A video transmitting method for video streaming is provided. The method includes generating a video packet including one video frame, transmitting at least one transport packet generated using the video packet, and transmitting a dummy transport packet for indicating a boundary of the video packet if a size of the video frame exceeds a threshold. | 05-29-2014 |
20140204697 | INTEGRATED CIRCUITS AND METHODS FOR DYNAMIC FREQUENCY SCALING - In an integrated circuit, a first delay locked loop circuit is configured to adjust a phase of a first clock signal input to a first clock input terminal, and to at least one of transmit and receive information based on the phase-adjusted first clock signal. A second delay locked loop circuit is configured to adjust a phase of a second clock signal input to a second clock input terminal, and to at least one of transmit and receive information based on the phase-adjusted second clock signal. A path selection circuit is configured to select, in response to a select signal, one of a first signal path through the first delay locked loop circuit and a second signal path through the second delay locked loop circuit as a signal path for at least one of transmitting and receiving the information. | 07-24-2014 |
20140374724 | ORGANIC LIGHT-EMITTING COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE USING SAME - The present invention relates to a novel indole-based compound having superior hole injection and transport capabilities, light-emitting capabilities, and the like, and an organic electroluminescent device which comprises the indole-based compound in one or more organic layers thereof so as to thereby achieve improved characteristics, such as light-emitting efficiency, driving voltage, and lifespan characteristics. | 12-25-2014 |