Abstract:
A solar cell is discussed. The solar cell includes a substrate of a first conductive type; a first emitter region of a second conductive type opposite the first conductive type and forming a p-n junction with the substrate; a front electrode unit on a first surface of the substrate, and connected to the first emitter region; a back surface field region of the first conductive type formed at a second surface of the substrate opposite the first surface, and having a lattice shape with a plurality of internal portions; a rear passivation layer unit formed on the second surface, and a rear electrode electrically connected to the substrate.
Abstract:
A mobile terminal and controlling method thereof are disclosed. The present invention includes a camera, a display unit configured to display a preview image obtained by the camera, and a controller configured to detect a first command for entering a translation mode, output a GUI window for selecting at least one partial region of a text included in the preview image to the display unit in response to the detected first command, controll the display unit to display a translation result of a text corresponding the GUI window on the preview image.
Abstract:
A solar cell module is disclosed. The solar cell module includes at least one first solar cell, the at least one first solar cell including a first semiconductor substrate of a first conductive type, and a first electron current collector and a first hole current collector that are positioned on one surface of the first semiconductor substrate; and at least one second solar cell, the at least one second solar cell including a second semiconductor substrate of a second conductive type opposite the first conductive type, and a second electron current collector and a second hole current collector that are positioned on one surface of the second semiconductor substrate. The first solar cell and the second solar cell are positioned adjacently to each other and are alternately positioned.
Abstract:
A solar cell and a solar cell module including a plurality of solar cells are discussed. The solar cell according to an embodiment includes a substrate of a first conductive type, an emitter layer of a second conductive type opposite the first conductive type disposed on the substrate, a plurality of first electrodes electrically connected to the emitter layer, a second electrode electrically connected to the substrate, a first current collector electrically connected to the plurality of first electrodes, and a second current collector electrically connected to the second electrode. The second current collector includes a plurality of second electrode current collectors electrically connected to the second electrode, and a current collector connector for connecting the plurality of second electrode current collectors to one another.
Abstract:
A solar cell and a method of manufacturing the same are disclosed. The solar cell includes a substrate of a first conductive type; an emitter layer of a second conductive type opposite the first conductive type; at least one first electrode on the emitter layer and electrically connected to the emitter layer; a passivation layer on the substrate, the passivation layer including a plurality of exposing portions to expose respective portions of the substrate; and an electrode conductive layer on the passivation layer, the electrode conductive layer including a plurality of second electrodes electrically connected to the respective plurality of exposing portions, wherein in each of the plurality of exposing portions, an area of an exposed surface of the substrate is greater than an area of a virtual interface that is coplanar with an interface between the substrate and the passivation layer and which is located over the exposed surface.
Abstract:
A solar cell and a method of manufacturing the same are disclosed. The solar cell includes a substrate of a first conductive type having at least one via hole, an emitter layer of a second conductive type opposite the first conductive type on the substrate, a first conductor electrically connected to the emitter layer, a second conductor electrically connected to the first conductor through the via hole, and a third conductor electrically connected to the substrate. The third conductor is electrically separated from the second conductor. A portion of the first conductor and a portion of the second conductor are positioned inside the via hole.
Abstract:
An embodiment of the present invention comprises a memory, a display module, a touch recognition module, a communication module that establishes a communication link with a mobile device and a controller. The controller is configured to control the memory, the display module, the touch recognition module and the communication module, receive, from the mobile device, data indicating that the mobile device is in a call mode, detect a predetermined gesture, detect a location change of at least one of the wearable device and the mobile device after detecting the predetermined gesture, switch the wearable device to a call mode, and transmit, to the mobile device, a command causing the mobile device to enter a first mode other than the call mode.
Abstract:
A mobile terminal and controlling method thereof are disclosed, by which a holography user interface is provided. The present invention includes a controller, a holography storing medium configured to record an interference pattern generated by interference of light, and a holography output module, if at least one event among a plurality of trigger events occurs, outputting a holography image attributed to diffraction between the light applied to the holography storing medium and the interference pattern under the control of the controller, wherein the controller controls the holography image to be outputted in accordance with at least one holography pattern set previously.
Abstract:
A solar cell includes a substrate of a first conductive type; an emitter part of a second conductive type positioned at a front surface of the substrate; a first silicon thin film layer positioned on the emitter part and including amorphous silicon containing impurities of the second type that are doped therein; a first transparent conductive layer positioned on the first silicon thin film layer and electrically connected with the emitter part; a first electrode positioned on the first transparent conductive layer and electrically connected with the first transparent conductive layer; and a second electrode positioned on a back surface of the substrate. For example, the first silicon thin film layer includes N + -a-Si:H or N + -a-SiC:H.
Abstract:
A method for manufacturing a solar cell includes forming a textured surface at a surface of a substrate of a first conductivity type using a dry etching method, the textured surface having a plurality of jagged portions, forming a doping pattern by applying a doping material containing an impurity of a second conductivity type on a portion of the textured surface, forming an emitter region by doping the impurity of the second conductive type into the substrate to form a first emitter portion and a second emitter portion having a different impurity doped concentration from each other, forming an anti-reflection layer on the first emitter portion and the second emitter portion, and forming a first electrode connected to the second emitter portion and a second electrode connected to the substrate.