Patent application number | Description | Published |
20120318349 | SOLAR CELL AND METHOD FOR MANUFACTURING THE SAME - A solar cell and a method for manufacturing the same are discussed. The solar cell includes a substrate of a first conductive type, an emitter region of a second conductive type opposite the first conductive type, the emitter region forming a p-n junction along with the substrate, a passivation layer which is positioned on a back surface of the substrate and has a plurality of via holes exposing portions of the back surface of the substrate, a first electrode connected to the emitter region, and a second electrode which is positioned on a back surface of the passivation layer and is connected to the substrate through the plurality of via holes. | 12-20-2012 |
20130025665 | SOLAR CELL AND METHOD FOR MANUFACTURING THE SAME - A solar cell and a method for manufacturing the same are discussed. The solar cell includes a substrate of a first conductive type, an emitter region of a second conductive type opposite the first conductive type positioned at the substrate, a first electrode which is positioned on the substrate and is connected to the emitter region, at least one second electrode which is positioned on the substrate and is connected to the substrate, and an aluminum oxide layer positioned on a front surface and a back surface of the substrate excluding areas of the substrate on which the first electrode and the at least one second electrode are formed. | 01-31-2013 |
20130118571 | SOLAR CELL AND METHOD FOR MANUFACTURING THE SAME - A solar cell includes a substrate formed of n-type single crystal silicon, an emitter region of a p-type which is positioned at a first surface of the substrate and includes a first emitter region having a first sheet resistance and a second emitter region having a second sheet resistance less than the first sheet resistance, a plurality of surface field regions of the n-type locally positioned at a second surface opposite the first surface of the substrate, a plurality of first electrodes which are positioned only on the second emitter region to be separated from one another and are connected to the second emitter region, and a plurality of second electrodes which are positioned on the plurality of surface field regions to be separated from one another and are connected to the plurality of surface field regions. | 05-16-2013 |
20130240031 | SOLAR CELL - A solar cell includes a semiconductor substrate of a first conductive type, an emitter region having a second conductive type different from the first conductive type and positioned at a first surface of the semiconductor substrate, a semiconductor region positioned directly on a second surface opposite the first surface of the semiconductor substrate, forming a charge accumulation layer on the second surface of the semiconductor substrate, and containing impurities of the first conductive type, a first electrode positioned on the first surface of the semiconductor substrate and coupled to the emitter region, and a second electrode positioned on the second surface of the semiconductor substrate and coupled to the semiconductor substrate. | 09-19-2013 |
20130269777 | SOLAR CELL AND METHOD FOR MANUFACTURING THE SAME - A solar cell according to an embodiment of the invention includes a semiconductor substrate; an emitter layer formed at the semiconductor substrate, wherein the emitter layer includes a first portion of a first resistance and a second portion of a second resistance higher than the first resistance, wherein the first portion includes a first dopant and a second dopant having the same conductive type and the second portion including the second dopant; a passivation layer formed on the emitter layer, wherein the passivation layer includes the first dopant; and an electrode electrically connected to the first portion through the passivation layer. | 10-17-2013 |
20130319517 | SOLAR CELL AND METHOD FOR MANUFACTURING THE SAME - A solar cell includes a substrate, a selective emitter region which is positioned at the substrate and includes a lightly doped region and a heavily doped region, a first dielectric layer which is positioned on the selective emitter region and includes a plurality of first openings, which are separated from one another, and a plurality of second openings positioned around the plurality of first openings, a first electrode connected to the selective emitter region through the plurality of first openings and the plurality of second openings, and a second electrode which is positioned on the substrate and is connected to the substrate. The plurality of first openings and the plurality of second openings each have a different plane shape. The plane shape of the first opening has a line shape, and the plane shape of the second opening has a dot shape. | 12-05-2013 |
20130340822 | SOLAR CELL - A solar cell includes a substrate containing impurities of a first conductive type, an emitter region which is positioned at a first surface of the substrate and contains impurities of a second conductive type opposite the first conductive type to form a p-n junction along with the substrate, an anti-reflection layer positioned on the emitter region, a first electrode which is positioned on the anti-reflection layer and is coupled to the emitter region, and a second electrode which is positioned on a second surface of the substrate and is coupled to the substrate. A first area of the anti-reflection layer, which is positioned under the first electrode, has a plurality of openings. The first electrode couples to the emitter region exposed through the plurality of openings. | 12-26-2013 |
20140020747 | SOLAR CELL AND METHOD FOR MANUFACTURING THE SAME - A method of manufacturing a solar cell includes: forming a dopant layer by doping a dopant to a semiconductor substrate; and forming an electrode electrically connected to the dopant layer. The forming of the electrode includes forming a metal layer on the dopant layer; and heat-treating the metal layer to form a first layer and a second layer. In the heat-treating of the metal layer, a portion of the metal layer adjacent to the semiconductor substrate forms the first layer including a compound formed by a reaction of the metal layer and the semiconductor substrate, and a remaining portion of the metal layer forms the second layer that covers the first layer. | 01-23-2014 |
20140202526 | SOLAR CELL AND METHOD FOR MANUFACTURING THE SAME - A solar cell and a method for manufacturing the same are discussed. The solar cell includes a substrate containing impurities of a first conductive type, an emitter region which is positioned at a front surface of the substrate and contains impurities of a second conductive type opposite the first conductive type, a back passivation layer which is positioned on a back surface of the substrate and has openings, a back surface field region containing impurities of the first conductive type, a first electrode connected to the emitter region, and a second electrode connected to the back surface field region. The back surface field region includes a first back surface field region positioned on the back passivation layer and a second back surface field region, which is positioned at the back surface of the substrate exposed by the openings of the back passivation layer. | 07-24-2014 |
20140251423 | SOLAR CELL AND METHOD OF MANUFACTURING THE SAME - A solar cell and a method of manufacturing the same are disclosed. The solar cell includes a substrate, a conductive type region formed at the substrate, an insulating film formed on the conductive type region, and an electrode electrically connected to the conductive type region through openings formed in the insulating film. The electrode includes finger electrodes and at least one bus bar electrode formed in a direction crossing the finger electrodes. The bus bar electrode includes electrode parts separated from each other. The insulating film includes a plurality of openings corresponding to the electrode parts to be exposed between the electrode parts at a portion at which the bus bar electrode is disposed. The electrode parts include seed layers electrically connected to the conductive type region via the openings of the insulating film and plating layers disposed on the seed layers and the insulating film. | 09-11-2014 |
20150025882 | METHOD FOR OPERATING CONVERSATION SERVICE BASED ON MESSENGER, USER INTERFACE AND ELECTRONIC DEVICE USING THE SAME - A method and a terminal for operating a conversation service function based on a messenger are provided. The terminal includes a radio frequency communication unit configured to support transmission and reception of conversation information including at least one of text data, still image data, video image data, and voice data during an operation of a conversation function based on the messenger, a display unit configured to display a conversation function screen according to an operation of the conversation function based on the messenger, and a controller configured to output a text message based on the conversation information, and to output a thumbnail image corresponding to one of the received still image data and the received video image data on a user designation profile image region, when the still image data and the video image data are received during the operation of the conversation function based on the messenger. | 01-22-2015 |