Patent application number | Description | Published |
20090051618 | MULTIPLE INPUT MULTIPLE OUTPUT (MIMO) ANTENNA SYSTEM ADAPTABLE FOR ENVIRONMENTAL MULTIPLICITY - A Multiple Input Multiple Output (MIMO) antenna system adaptable to an environmental multiplicity is provided. A MIMO antenna system includes a first antenna element, a second antenna element, a receiver for receiving at least one of different polarized signals through the first antenna element, a channel estimator for estimating a channel using a signal received via the receiver and a signal received via the second antenna element, and a correlation comparator for controlling the receiver to receive a specific polarized signal according to a correlation calculated from the estimated channel. | 02-26-2009 |
20090066603 | ANTENNA HAVING PARASITIC ELEMENT - An antenna having a parasitic element is disclosed, the antenna including a ground, a radiation unit which is arranged on a different area of the same plane as the ground, and a parasitic element which is selectively connected to the ground, and operates as an antenna element. Where the antenna is in a first mode, electromagnetic waves resonate in the radiation unit, and where the antenna is in a second mode, electromagnetic waves resonate in the radiation unit and the parasitic element. | 03-12-2009 |
20120181503 | Method of Fabricating Silicon Quantum Dot Layer and Device Manufactured Using the Same - Disclosed are a method of fabricating a silicon quantum dot layer and a device manufactured using the same. A first capping layer is formed on a substrate, and a silicon-containing precursor layer is formed on the first capping layer. A second capping layer is formed on the silicon-containing precursor layer. The first capping layer, the silicon-containing precursor layer, and the second capping layer are irradiated to convert the silicon-containing precursor layer into a stack including a first poly-crystalline silicon layer, a silicon quantum dot layer on the first poly-crystalline silicon layer, and a second poly-crystalline silicon layer on the silicon quantum dot layer. | 07-19-2012 |
20130019935 | SOLAR CELL MODULE AND METHOD FOR MANUFACTURING THE SAME - A manufacturing method of a solar cell module according to an exemplary embodiment of the present invention includes: forming a first electrode on a transparent substrate; forming a first groove at the first electrode by performing a first laser scribing process; forming a semiconductor layer on the first electrode; forming a second groove at the semiconductor layer by performing a second laser scribing process; forming a second electrode on the semiconductor layer; forming a third groove at the semiconductor layer and the second electrode by performing a third laser scribing process; and forming fourth and fifth grooves at the semiconductor layer and the second electrode by performing a fourth laser scribing process. The fourth laser scribing process includes using first and second laser beams. | 01-24-2013 |
20130050052 | MIMO ANTENNA AND COMMUNICATION DEVICE USING THE SAME - A multiple-input multiple-output (MIMO) antenna and a communication device using the same is provided. The MIMO antenna includes a plurality of antenna elements in which a feeding unit is formed at one end, and another end is connected to a ground, and a connection unit which connects the antenna elements. | 02-28-2013 |
20130186461 | SOLAR CELL AND METHOD OF MANUFACTURING THE SAME - A photoelectric device includes a substrate having a generation region and a non-generation region so that the non-generation region is adjacent to the generation region, at least one photoelectric conversion unit in the generation region, and at least one electrode in the non-generation region. The electrode includes an inclined side extending at an acute angle from the substrate. | 07-25-2013 |
20130247969 | SOLAR CELL AND METHOD OF MANUFACTURING THE SAME - A solar cell includes a rear electrode layer on a substrate and divided into a plurality of portions by a first separation groove, a light absorption layer and a buffer layer on the rear electrode layer and divided into a plurality of portions by a second separation groove parallel to the first separation groove, a translucent electrode layer on the buffer layer and divided into a plurality of portions by a third separation groove parallel to the first and second separation grooves, a light transmission unit exposing a portion of the substrate and defined by an opening through the rear electrode layer, the light absorption layer, the buffer layer, and the translucent electrode layer, and first and second insulation grooves at respective first and second sides of the light transmission unit, the first and second insulation grooves being perpendicular to the first through third separation grooves. | 09-26-2013 |
20130255760 | SOLAR CELL AND METHOD OF MANUFACTURING THE SAME - A solar cell includes a substrate, a rear electrode layer on the substrate, the rear electrode layer is divided by a first pattern unit, a light absorption layer on the rear electrode layer, the light absorption layer is divided by a second pattern unit that is spaced apart from the first pattern unit, a translucent electrode layer on the light absorption layer, the translucent electrode layer is divided by a third pattern unit that is spaced apart from the first and second pattern units, and a light transmission unit that extends through the rear electrode layer and the light absorption layer. The light transmission unit is between the second pattern unit and the third pattern unit. | 10-03-2013 |
20140124023 | SOLAR CELL - A solar cell and a method of fabricating a solar cell. A solar cell including a substrate; a first electrode layer on the substrate; a light absorbing layer on the first electrode layer; an alloy layer between the first electrode layer and the light absorbing layer; a buffer layer on the light absorbing layer; a first through-hole formed through the buffer layer, the light absorbing layer, the alloy layer, and the first electrode layer to the substrate; and an insulating barrier in at least one portion of the first through-hole. | 05-08-2014 |
20140306188 | ORGANIC LIGHT-EMITTING DISPLAY DEVICE AND METHOD OF PREPARING THE SAME - An organic light-emitting display device is disclosed. The organic light-emitting display device may include a substrate, an organic light-emitting portion provided on the substrate, a first inorganic film that seals and covers the organic light-emitting portion, and a second inorganic film provided on the first inorganic film and including a low temperature viscosity transition (LVT) inorganic material. A coefficient of thermal expansion (CTE) of the first inorganic film may be smaller than a CTE of the second inorganic film. | 10-16-2014 |
20140352772 | SOLAR CELL AND METHOD OF MANUFACTURING THE SAME - A solar cell includes a substrate, a barrier layer on the substrate, a back electrode layer on the barrier layer, a light absorption layer on the back electrode layer, a buffer layer on the light absorption layer, and a transparent electrode layer on the buffer layer. The barrier layer is selectively formed on the substrate. Accordingly, since alkali elements may be uniformly distributed in the light absorption layer, the efficiency of the solar cell may be improved. | 12-04-2014 |