Patent application number | Description | Published |
20110048529 | SOLAR CELL - A solar cell includes a semiconductor substrate having a plurality of contact holes penetrating therethrough, from one surface to the opposing surface and including a part having a first conductive layer selected from p-type and n-type and a part having a second conductive layer different from the first conductive layer and selected from p-type and n-type semiconductor, a first electrode formed on one surface of the semiconductor substrate and electrically connected with the part having the first conductive layer, a second electrode formed on the other surface of the semiconductor substrate and electrically connected with the first electrode, and a third electrode formed on the same surface as in the second electrode and electrically connected with the part having the second conductive layer of the semiconductor substrate, wherein the plurality of contact holes form a contact hole group, and the first electrode and the second electrode are connected through one or more of the plurality of contact holes of the contact hole group. | 03-03-2011 |
20110126906 | SOLAR CELL AND METHOD OF MANUFACTURING THE SAME - A solar cell includes a semiconductor substrate, an n+ region and a p+ region disposed on the semiconductor substrate, a first electrode electrically connected to the n+ region, and a second electrode electrically connected to the p+ region. A trench formed in the semiconductor substrate separates the n+ region from the p+ region. | 06-02-2011 |
20110126907 | SOLAR CELL AND METHOD OF MANUFACTURING THE SAME - A solar cell includes; a semiconductor substrate, an n+ region disposed on a surface of the semiconductor substrate, a plurality of first electrodes connected to the n+ region, a p+ region disposed on the surface of the semiconductor substrate and separated from the n+ region, a second electrode connected to the p+ region, and a first dielectric layer which has a positive fixed charge and is disposed between adjacent first electrodes of the plurality of first electrodes, and a method of manufacturing the same. | 06-02-2011 |
20110140775 | COMBINED CELL DOHERTY POWER AMPLIFICATION APPARATUS AND METHOD - A Doherty power amplification apparatus and method using a combined cell are provided. The Doherty power amplification apparatus includes, a power splitter for splitting an input power, and outputting the split powers to a carrier amplification unit and (N−1) peaking amplification units, wherein the carrier amplification unit, including M carrier power amplifiers, for amplifying power output from the power splitter; the (N−1) peaking amplification units, each of which includes M peaking power amplifiers, for amplifying the respective split powers output from the power splitter, and a power combiner for combining a power amplified by the carrier amplification unit and the respective split powers amplified by the (N−1) peaking amplification units, and for outputting the combined power, wherein N represents an integer obtained by adding a number of the carrier amplification units and a number of the (N−1) peaking amplification units, and M represents an integer which is equal to or more than 1. | 06-16-2011 |
20110183459 | METHOD OF MANUFACTURING SOLAR CELL - A method of manufacturing a solar cell includes providing a semiconductor substrate; disposing a reflection layer on one side of the semiconductor substrate, wherein the disposing the reflection layer comprises implanting gas into a surface of the one side of the semiconductor substrate and heating the gas; disposing an n+ region and a p+ region separated from each other on the other opposite facing side of the semiconductor substrate; disposing a first electrode connected to the n+ region; and disposing a second electrode connected to the p+ region. | 07-28-2011 |
20120167974 | Solar Cell And Method For Manufacturing The Same - A solar cell and method of manufacturing the same includes a semiconductor substrate having a textured surface and including a plurality of recess portions and a plurality of flat portions, an emitter layer in the plurality of recess portions, a first doping region in at least one of the plurality of flat portions, and doped with a first conductive type impurity selected from one of p-type and n-type impurities, a second doping region in at least one of the plurality of flat portions, and doped with a second conductive type impurity selected from one of p-type and n-type impurities that differs from the first conductive type impurity, and first and second electrodes electrically connected to the first and second doping regions, respectively. The distance between the emitter layer and the first doping region is different from the distance between the emitter layer and the second doping region. | 07-05-2012 |
20120167975 | Solar Cell And Method For Manufacturing The Same - A solar cell includes a semiconductor substrate having a texturized surface, the semiconductor substrate including a plurality of recess portions and a plurality of flat portions, an insulation layer on the texturized surface of the semiconductor substrate and an electrode on the plurality of flat portions of the semiconductor substrate. The insulation layer on the plurality of recess portions of the semiconductor substrate is thinner than the insulation layer on the plurality of flat portions of the semiconductor substrate. | 07-05-2012 |
20120174823 | COMPOSITION FOR COATING FILM TO PREVENT CONSPICUOUS FINGERPRINTS, COATING FILM TO PREVENT CONSPICUOUS FINGERPRINTS USING THE COMPOSITION, AND ARTICLE HAVING THE COATING FILM - A coating film to prevent a conspicuous fingerprint has a water contact angle of no less than 60° so that most of water contained in fingerprints on the coating film evaporates without forming a layer adsorbed on the coating film. Further, the coating film has lipophilicity and has a diiodomethane contact angle of no more than 45° so that the coating film exhibits enhanced affinity to fingerprints, which primarily contain oily components. | 07-12-2012 |
20140196778 | LIGHT ABSORBING MATERIAL AND SOLAR CELL INCLUDING THE SAME - A light absorbing material may have an energy bandgap of greater than or equal to about 0.8 eV and an absorption coefficient of greater than about 2.1×10 | 07-17-2014 |