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Jaewon Chang, Seoul KR

Jaewon Chang, Seoul KR

Patent application numberDescriptionPublished
20100065117SOLAR CELL AND TEXTURING METHOD THEREOF - The present invention relates to a solar cell. The solar cell includes a substrate of a first conductive type, the substrate having a textured surface on which a plurality of projected portions are formed, and surfaces of the projected portions having at least one of a plurality of particles attached thereto and a plurality of depressions formed thereon; an emitter layer of a second conductive type opposite the first conductive type, the emitter layer being positioned in the substrate so that the emitter layer has the textured surface; an anti-reflection layer positioned on the emitter layer which has the textured surface and including at least one layer; a plurality of first electrodes electrically connected to the emitter layer; and at least one second electrode electrically connected to the substrate.03-18-2010
20100229917SOLAR CELL AND SOLAR CELL MODULE - A solar cell and a solar cell module are disclosed. The solar cell includes a substrate of a first conductive type, a plurality of emitter layers of a second conductive type opposite the first conductive type, a plurality of first conductive members partially connected to the substrate, and a plurality of second conductive members partially connected to each of the plurality of emitter layers.09-16-2010
20100229925SOLAR CELL AND METHOD FOR MANUFACTURING THE SAME, AND METHOD FOR FORMING IMPURITY REGION - Disclosed is a method for manufacturing a solar cell. The method includes forming an impurity layer on a substrate of a first conductive type, the impurity layer having impurities of a second conductive type opposite the first conductive type; forming a first emitter portion having a first impurity concentration in the substrate using the impurity layer by heating the substrate with the impurity layer; forming a second emitter portion having a second impurity concentration at the first emitter portion using the impurity layer by irradiating laser beams on a region of the impurity layer, the second impurity concentration being greater than the first impurity concentration; and forming a first electrode connected to the second emitter portion and a second electrode connected to the substrate.09-16-2010
20110099727METHOD FOR WASHING AND WASHING MACHINE - Provided is a method for washing laundry in a washing machine, wherein the washing machine includes a tub and a drum disposed inside the tub, the method comprising: supplying wash water mixed with detergent into the tub and spraying wash water changed to whirling water without detergent into the drum; circulating the wash water and rotating the drum, thereby the wash water soaking the laundry; and rotating the drum containing laundry soaked in the wash water.05-05-2011
20110099728METHOD FOR WASHING AND WASHING MACHINE - Provided is a method for washing laundry in a washing machine, wherein the washing machine includes a tub and a drum disposed inside the tub, the method comprising: supplying wash water into the tub; rotating the drum such that the laundry is attached the drum and spraying the wash water changed to whirling water into the drum; and draining the wash water from the tub.05-05-2011
20110100070WASHING MACHINE - Provided is a washing machine. The washing machine includes a cabinet, a drum, and a whirling nozzle. The cabinet defines the exterior. The drum is provided in the cabinet, and rotates with laundry held therein. The whirling nozzle changes wash water into whirling water to spray the whirling water into the drum.05-05-2011
20110100459SOLAR CELL AND METHOD FOR MANUFACTURING THE SAME - A solar cell and a method for manufacturing the same are disclosed. The solar cell includes a substrate, an emitter layer at a front surface of the substrate, a first anti-reflection layer on the emitter layer, a back surface field layer at a back surface of the substrate, and a second anti-reflection layer on the back surface field layer. The first anti-reflection layer and the second anti-reflection layer overlap may each other.05-05-2011
20110139243SOLAR CELL AND METHOD FOR MANUFACTURING THE SAME - A solar cell and a method for manufacturing the same are disclosed. The solar cell may include a substrate, an emitter layer positioned at a first surface of the substrate, a first anti-reflection layer that is positioned on a surface of the emitter layer and may include a plurality of first contact lines exposing a portion of the emitter layer, a first electrode that is electrically connected to the emitter layer exposed through the plurality of first contact lines and may include a plating layer directly contacting the emitter layer, and a second electrode positioned on a second surface of the substrate.06-16-2011
20110146002WASHING METHOD AND WASHING MACHINE - Provided are a washing method and washing machine. According to an aspect of the present invention, there is provided a washing method including: performing an eco-rinsing process where a drum rotates in a state where at least a portion of a laundry is pressed against an inner wall of the drum and wash water is sprayed into the drum; performing an intermediating process for reducing an RPM of the drum to an RPM at which at least a portion of the laundry is pressed against an inner wall of the drum; and performing an eco-rinsing process where the drum is accelerated and the wash water is sprayed into the drum.06-23-2011
20110146003WASHING METHOD AND WASHING MACHINE - Provided are a washing method and washing machine. According to an aspect of the present invention, there is provided a washing method including: performing a balancing process where washing water is sprayed to a laundry loaded in the drum and the laundry is evenly distributed by repeatedly accelerating the drum, constantly maintaining a constant RPM of the drum, and reducing the RPM of the drum; and performing a laundry treating process where the drum rotates such that at least a portion of the laundry is pressed against an inner wall of the drum and the wash water is sprayed into the drum.06-23-2011
20110146004WASHING METHOD AND WASHING MACHINE - Provided are a washing method and washing machine. In the washing method, an eco-rinsing process where a drum rotates in a state where at least a portion of laundry is pressed against the inner wall of the drum and wash water is sprayed into the drum is performed. A spinning process where the spraying of the wash water is stopped and the wash water is removed from the laundry by accelerating the drum is performed. Here, at least a portion of the laundry remains pressed against the wall of the drum in the eco-rinsing process and the spinning process.06-23-2011
20110154580WASHING METHOD AND WASHING MACHINE - Provided are a washing method and washing machine. In the washing method, an eco-rinsing process where a drum rotates in a state where at least a portion of laundry is pressed against the inner wall of the drum and wash water is sprayed into the drum is performed. A spinning process where the spraying of the wash water is stopped and the wash water is removed from the laundry by accelerating the drum is performed. Here, at least a portion of the laundry remains pressed against the wall of the drum in the eco-rinsing process and the spinning process.06-30-2011