Patent application number | Description | Published |
20080245415 | PHOTOELECTRIC CONVERSION DEVICE AND FABRICATION METHOD THEREOF - A photoelectric conversion device includes at least one p-type semiconductor layer made of amorphous like hydrogenated carbon film or diamond like carbon (DLC) film doped with acceptor impurities such as boron (B). In a solar cell having a photoelectric conversion region, hydrogenated carbon is used as substances forming a p-type semiconductor layer, making it possible to provide a solar cell with high photoelectric conversion efficiency. | 10-09-2008 |
20080264478 | THIN-FILM SOLAR CELL AND METHOD OF MANUFACTURING THE SAME - A thin-film solar cell of the present invention comprises a first solar cell layer that a plurality of unit cells including a photoelectric conversion layer are connected in series; a second solar cell layer that a plurality of unit cells including a photoelectric conversion layer are connected in series, which has band gap energy being different from the first solar cell layer and a threshold voltage being coincident with the first solar cell layer; and an electrode connector, which connects the first solar cell layer with the second solar cell layer in parallel. | 10-30-2008 |
20090194161 | SOLAR CELL HAVING MULTIPLE TRANSPARENT CONDUCTIVE LAYERS AND MANUFACTURING METHOD THEREOF - The present invention provides a solar cell that increases a rate of sunlight absorbed into a photoelectric conversion layer by forming a transparent conductive layer into a plurality of layers having different oxygen contents and different light absorbing coefficients and a manufacturing method thereof. The solar cell of the present invention includes a substrate, a transparent conductive layer, and a photoelectric conversion layer, wherein the transparent conductive layer comprises a first layer having a first light absorbing coefficient; and a second layer that is formed on the first layer and has a second light absorbing coefficient higher than the first light absorbing coefficient. | 08-06-2009 |
20090217966 | THIN-FILM TYPE SOLAR CELL INCLUDING BY-PASS DIODE AND MANUFACTURING METHOD THEREOF - The present invention relates to a photovoltaic conversion apparatus including a by-pass diode and a manufacturing method thereof. The photovoltaic conversion apparatus of the present invention comprises at least one unit solar cell module configured of at least one unit solar cell; and a by-pass solar cell module including at least one solar cell electrically connected to the unit solar cell to by-pass current. | 09-03-2009 |
20100006135 | THIN-FILM PHOTOVOLTAIC DEVICE MODULE AND FABRICATION METHOD THEREOF - A photovoltaic device module and a fabrication method thereof are disclosed. There are provided a solar cell module structure effective to prevent the performance of the overall module from being degraded when photoelectric conversion efficiency of a specific portion cell is degraded in a solar cell module in which solar cells are integrated, and a fabrication method thereof. More particularly, there are provided a module structure having two terminal wirings, in which one of them is formed by selecting and connecting at least two unit cells from a plurality of unit cells electrically connected and the other is formed by selecting and connecting at least two unit cells differentiated from the said selected unit cells., and a fabrication method thereof. | 01-14-2010 |
20100059100 | THIN-FILM TYPE SOLAR CELL AND METHOD FOR MANUFACTURING THE SAME - Disclosed are a method for manufacturing a thin-film type solar cell and a thin-film type solar cell obtained thereby that uses a direct printing method and reduces the frequency of a cutting process. | 03-11-2010 |
20100059103 | THIN-FILM TYPE SOLAR CELL MODULE HAVING A REFLECTIVE MEDIA LAYER AND FABRICATION METHOD THEREOF - A thin-film type solar cell module having a reflective media layer capable of optionally transmitting light through intervals formed on the reflective media layer and a method of fabricating the same are described. | 03-11-2010 |
20100089449 | HIGH EFFICIENCY SOLAR CELL AND MANUFACTURING METHOD THEREOF - The present invention relates to a high efficiency solar cell and a manufacturing method thereof. The high efficiency solar cell of the present invention comprises a lower solar cell layer comprising a single crystalline silicon-based pn thin film; an upper solar cell layer stacked on the upper portion of the lower solar cell layer and comprising an amorphous silicon-based pin thin film; and a glass substrate formed on the upper portion of the upper solar cell layer to receive sunlight. According to the present invention, it has an effect that a low-cost high efficiency solar cell can be manufactured. | 04-15-2010 |
20100093126 | METHOD FOR MANUFACTURING A POLY-CRYSTAL SILICON PHOTOVOLTAIC DEVICE USING HORIZONTAL METAL INDUCED CRYSTALLIZATION - A method for manufacturing a poly-crystal silicon photovoltaic device using horizontal metal induced crystallization comprises the steps of forming at least one layer of an amorphous silicon thin film on a substrate, forming at least one groove of which depth is less than or equal to that of the thin film on the amorphous silicon thin film, and horizontally crystallizing the amorphous silicon thin film by forming a metal layer on an upper portion of the groove. Since a crystal shape and a growth direction of the photovoltaic device can be adjusted by the method, a poly-crystal silicon thin film for improving current flow can be formed at a low-temperature. | 04-15-2010 |