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| 20100022791 | ORGANOMETALLIC COMPLEXES AS HYDROGEN STORAGE MATERIALS AND A METHOD OF PREPARING THE SAME - The present invention relates to an organic-transition metal complex which can safely and reversibly store hydrogen in a high capacity, and a process for preparing the same. In order to achieve the objects, the hydrogen storage material according to the invention comprises a complex generated by combination of an organic substance containing a hydroxyl (—OH) group(s) with a transition metal containing compound, which can more effectively store hydrogen with more than one transition metal being bonded per molecule. Examples of the organic substances containing hydroxyl (—OH) group(s) include alkyl derivatives such as ethylene glycol, trimethylene glycol and glycerol, and hydroxyl-containing aryl derivatives such as fluoroglucinol. As the transition metal, titanium (Ti), vanadium (V) and scandium (Sc), which can make Kubas binding, may be mentioned. | 01-28-2010 |
| 20100036145 | MORE ADVANCED PREPARATION METHOD OF ORGANIC-TRANSITION METAL HYDRIDE COMPLEXES CONTAINING ARYL GROUP OR ALKYL GROUP AS HYDROGEN STORAGE MATERIALS - The present invention relates to a more advanced preparation method of organic-transition metal hydride as a hydrogen storage material, precisely a more advanced preparation method of organic-transition metal hydride containing aryl or alkyl group that facilitates safe and reverse storage of massive amount of hydrogen. | 02-11-2010 |
| 20110201834 | Scaffold Materials-Transition Metal Hydride Complexes, Intermediates Therefor and Method for Preparing the Same - The present invention relates to substances which can be applied to the technical fields of gas storages, polymerization catalysts and optical isomers, their intermediates, and processes for preparing the same, which is characterized in that 1) possible disintegration of structure of the scaffold material (SM) is impeded, and 2) they are prepared by a simple manufacturing system as compared to the substances conventionally suggested in the application field. Specifically, it relates to scaffold material-transition metal hydride complexes comprised of scaffold material (SM) and transition metal hydride (M | 08-18-2011 |
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| 20090075650 | MOBILE TERMINAL AND SYSTEM SCAN METHOD THEREOF - A mobile terminal and system scan method thereof is provided for effectively acquiring system information. The system scanning method includes performing a first scanning process on entire channels registered to a Preferred Roaming List (PRL) for acquiring system information, calculating, when the system information is not acquired in the first scanning process, a power saving time and a second scan time on the basis of a first scan time taken for the first scanning process, the second scan time being equal to the first scan time, and performing a second scanning process and a power saving process, on the basis of the power saving time and the second scan time, alternately until the system information is acquired. | 03-19-2009 |
| 20090075652 | MOBILE TERMINAL AND SYSTEM SCAN METHOD THEREOF - A mobile terminal and system scan method thereof is provided for effectively acquiring system information even in a weak electrical field area using Received Signal Strength Indicator (RSSI). A system scan method for a mobile terminal includes evaluating, when the mobile terminal is turned on, received signal strengths of all channels registered to a preferred roaming list, creating a candidate channel list listing channels, each having a received signal strength greater than a threshold value, performing a full-scan process on the channels listed in the candidate channel list, and performing, when the full-scan process fails to find a system, a power saving process, wherein the full-scan process and power saving process are performed alternately until the system is found. | 03-19-2009 |
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| 20110249424 | LIGHT EMITTING DEVICE PACKAGE, BACKLIGHT UNIT, DISPLAY DEVICE AND LIGHTING DEVICE - There is provided a light emitting device package including: a package body providing a chip mounting area and including first and second lead terminals; an LED chip mounted on the chip mounting area and electrically connected to the first and second lead terminals; a groove portion disposed around the LED chip in the chip mounting area; and a wavelength conversion portion formed of a resin containing a wavelength conversion material with which to enclose the LED chip and having an outer shape defined by the groove portion. | 10-13-2011 |
| 20110260192 | LIGHT-EMITTING DIODE PACKAGE USING A LIQUID CRYSTAL POLYMER - A light emitting diode (LED) package using a liquid crystal polymer, includes: a package main body formed by using a liquid crystal polymer; a lead frame formed on the package main body; an LED chip mounted on the lead frame; and a resin packaging unit encapsulating the LED chip, the resin packaging unit including phosphors. The LED package is highly reliable. | 10-27-2011 |
| 20110303940 | LIGHT EMITTING DEVICE PACKAGE USING QUANTUM DOT, ILLUMINATION APPARATUS AND DISPLAY APPARATUS - There is provided a light emitting device package using a quantum dot, an illumination apparatus and a display apparatus. The light emitting device package includes a light emitting device; a sealing part disposed in a path of light emitted from the light emitting device and having a lens shape; and a wavelength conversion part sealed within the sealing part and including a quantum dot. The light emitting device package uses the quantum dot as the wavelength conversion part to thereby achieve superior color reproducibility and light emission efficiency, and facilitates the control of color coordinates by adjusting the particle size and concentration of the quantum dot. | 12-15-2011 |
| 20110309325 | LIGHT SOURCE MODULE USING QUANTUM DOTS, BACKLIGHT UNIT EMPLOYING THE LIGHT SOURCE MODULE, DISPLAY APPARATUS, AND ILLUMINATION APPARATUS - A light source module using quantum dots, a backlight unit employing the light source module, a display apparatus, and an illumination apparatus. The light source module includes a light emitting device package including a plurality of light emitting device chips, and a quantum dot sealing package disposed on the light emitting device package in a light emitting direction, and converts wavelengths of light emitted from the light emitting device chips to generate wavelength-converted light. | 12-22-2011 |
| 20120127878 | ANTENNA ALLOCATION APPARATUS AND METHOD FOR CELLULAR MOBILE COMMUNICATION SYSTEM - A method and apparatus for selecting and allocating antennas efficiently are provided. The method includes transmitting, to a User Equipment (UE), information indicating a configuration of a plurality of Channel Status Information Reference Signals (CSI-RSs) through UE specific signaling during an initial access attempt with the UE; receiving, from the UE, CSI-RS measurement results indicating configured CSI-RSs; transmitting CSI-RSs corresponding to a set of available distributed ports (D-ports) based on received signal strength information included in results of the CSI-RS measurement; and determining a CSI-RS of a selected D-port set for use in communications based on feedback information received from the UE. | 05-24-2012 |
| 20120129566 | UPLINK TRANSMISSION POWER CONTROL METHOD AND APPARATUS FOR A DISTRIBUTED ANTENNA MOBILE COMMUNICATION SYSTEM - An uplink power control method and apparatus of a terminal in a mobile communication system are provided. The method includes receiving, by the terminal, a location parameter corresponding to at least one antenna selected among a plurality of antennas distributed in a service area of a base station, each of the plurality of antennas being connected to the base station; and calculating uplink power based on the location parameter. | 05-24-2012 |
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| 20090086803 | APPARATUS AND METHOD FOR DETECTING SIGNALS IN A COMMUNICATION SYSTEM USING MULTIPLE ANTENNAS - An apparatus and method for detecting a signal in a communication system using multiple antennas are provided. The apparatus includes an optimal orderer for determining an order of signals that are subject to detection, a controller for controlling a parallel successive interference canceller so as to successively detect the signals according to the determined signal detection order, cancel the successively detected signals from a received signal, detect the signals in reverse order of the signal detection order, and cancel the successively detected signals from the received signal, and outputting a last detected signal and the parallel successive interference canceller for successively canceling the detected signals from the received signal according to a control of the controller. Accordingly, the invention provides a signal detection apparatus and method that improve the reliability while reducing the complexity of a communication system using multiple antennas. | 04-02-2009 |
| 20090219801 | TRANSMITTER IN FDMA COMMUNICATION SYSTEM AND METHOD FOR CONFIGURING PILOT CHANNEL - The present invention relates to a transmitter in a frequency division multiple access communication system. The transmitter generates a plurality of pilot symbols, and groups the plurality of pilot symbols into a plurality of groups according to a location of a subcarrier. In addition, the transmitter inverse fast Fourier transforms the pilot symbol in each group, and sequentially outputs a first pilot symbol sequence corresponding to each group. The transmitter generates a plurality of pilot blocks respectively corresponding to the plurality of groups, and converts the first pilot symbol sequence of each group into a second pilot symbol sequence of a corresponding pilot block among the plurality of pilot blocks. | 09-03-2009 |
| 20090252247 | TRANSMITTER, RECEIVER AND METHOD FOR CONTROLLING MULTIPLE INPUT MULTIPLE OUTPUT SYSTEM - Provided is a method of controlling a multiple input multiple output (MIMO) system. One embodiment of the method includes the steps of: estimating, at a receiver, a MIMO channel and detecting data streams using a successive interference cancellation scheme; calculating, at the receiver, S and P using the estimated channel and then feeding back information corresponding to (P | 10-08-2009 |
