Patent application number | Description | Published |
20100032013 | SEMICONDUCTOR COMPONENT - A semiconductor component, in particular in the form of a solar cell, comprises a two-dimensional semiconductor substrate with a first side, a second side which is arranged opposite thereto, a surface normal which is perpendicular to said first and second sides, and a plurality of recesses which are at least arranged on the second side and extend in the direction of the surface normal, at least one dielectric passivation layer which is arranged on the second side, an electrically conducting contact layer arranged on the passivation layer, a plurality of contact elements for electrically connecting the contact layer with the semiconductor substrate, which contact elements are electrically conductive, are in electrically conducting connection with both the semiconductor substrate and with the contact layer, fill at least 50 %, in particular at least 90%, preferably 100% of in each case one of the recesses, project beyond the recesses with a projection in the direction perpendicular to the surface normal and are of an easily solderable material. | 02-11-2010 |
20100078073 | SEMICONDUCTOR COMPONENT WITH CONTACTS MADE OF ALLOYED-IN METAL WIRES - A semiconductor component, especially a solar cell comprises a semiconductor substrate of a planar design having a first side and a second side lying opposite thereto, at least one contact structure arranged on at least one side of the semiconductor substrate, the at least one contact structure exhibiting a diffusion barrier to prevent the diffusion of ions from the contact structure into the semiconductor substrate. | 04-01-2010 |
20100084002 | METHOD FOR MANUFACTURING A SOLDERABLE LFC SOLAR CELL REAR SIDE AND A SOLAR MODULE FROM SUCH CONNECTED LFC SOLAR CELLS - A semiconductor component, especially in the form of a solar cell, comprises a semiconductor substrate of a planar design having a first side, a second side lying opposite thereto and a surface normal standing vertically on sides and, at least one dielectric passivation layer arranged on the second side, at least one electrically conductive contact layer arranged on the passivation layer, a well solderable cover layer arranged on the contact layer and an adhesive layer arranged between the cover layer and the contact layer. | 04-08-2010 |
20100181670 | CONTACT STRUCTURE FOR A SEMICONDUCTOR AND METHOD FOR PRODUCING THE SAME - A semiconductor component comprising a substrate with a first side and a second side a multi-layer contact structure arranged on at least one side of the substrate, the contact structure exhibiting a barrier layer to prevent the diffusion of ions from the side of barrier layer opposite to the substrate into the substrate. | 07-22-2010 |
20100219535 | METHOD FOR PRODUCING A SEMICONDUCTOR COMPONENT - A method for producing a semiconductor component with an easily solderable contact structure comprising the provision of a semiconductor substrate of a planar design with a first side, a second side, a surface normal standing vertically thereon, a dielectric passivation layer arranged on at least one of the sides and a first contact layer arranged on passivation layer, the application, at least in some areas, of at least one second contact layer onto the first contact layer, the at least one second contact layer comprising at least a partial layer made of an easily solderable metal, especially of nickel and/or silver and/or tin and/or a compound thereof, and the making of an electrically conductive contact between the second contact layer and the semiconductor substrate. | 09-02-2010 |
20110062015 | COATING APPARATUS AND COATING METHOD - An apparatus for coating a substrate with a layer of inhomogeneous but continuous thickness is provided. The apparatus may include a holding device configured to hold a substrate to be coated; a coating device comprising at least one coating source for providing a coating material, which is arranged at a distance from the holding device; and at least one magnetizing device configured to generate a predetermined magnetic field in the region between the substrate to be coated and the coating source. The magnetizing device may be arranged on the opposite side of the holding device to the coating source. | 03-17-2011 |
20110174354 | PHOTOVOLTAIC CELL ELECTRODE AND METHOD FOR ELECTRICALLY CONNECTING A PHOTOVOLTAIC CELL - An electrode for electrically connecting two photovoltaic cells is provided. Each photovoltaic cell may include a plurality of lamellar electrically conductive surface regions. The electrode may include a plurality of electrically conductive wires extending adjacent to one other; and a stabilizing structure coupled to the plurality of electrically conductive wires such that the space between the electrically conductive wires to one another is defined until the plurality of electrically conductive wires has been fixed on the plurality of lamellar electrically conductive surface regions of a photovoltaic cell. | 07-21-2011 |
20110253191 | METHOD FOR FITTING CONTACT WIRES TO A SURFACE OF A PHOTOVOLTAIC CELL, PHOTOVOLTAIC CELL, PHOTOVOLTAIC MODULE, ARRANGEMENT FOR FITTING CONTACT WIRES TO A SURFACE OF A PHOTOVOLTAIC CELL - In various embodiments, a method for fitting contact wires to a surface of a photovoltaic cell is provided. The method may include: feeding the contact wires to a contact wire positioning and placement device, wherein the contact wire positioning and placement device comprises a plurality of nozzles or eyes, wherein at least one contact wire is in each case passed through a respective nozzle or eye, for positioning and placement thereof onto the surface of the photovoltaic cell; positioning and placing the contact wires on the surface of the photovoltaic cell by means of the contact wire positioning and placement device; and attaching the contact wires to the surface of the photovoltaic cell. | 10-20-2011 |
20110265844 | PHOTOVOLTAIC MODULE, METHOD FOR ELECTRICALLY CONNECTING A PLURALITY OF PHOTOVOLTAIC CELLS, AND DEVICE FOR ELECTRICALLY CONNECTING A PLURALITY OF PHOTOVOLTAIC CELLS - In various embodiments, a photovoltaic module may include: a plurality of photovoltaic cells, at least one photovoltaic cell of the number of photovoltaic cells comprising: a first plurality of contact wires on a front of the photovoltaic cell; and a second plurality of contact wires on a rear of the photovoltaic cell. The first plurality of contact wires and the second plurality of contact wires may be arranged offset with respect to one another. | 11-03-2011 |
20110290298 | SOLAR CELL, SOLAR MODULE, AND METHOD FOR WIRING A SOLAR CELL, AND CONTACT WIRE - In various exemplary embodiments, a solar cell is provided, including a layer structure having at least one photovoltaic layer; and a plurality of contact wires running on the surface of the layer structure. The contact wires are wire-bonded radially with respect to their axis onto the surface of the layer structure. | 12-01-2011 |
20120126629 | Controller, power inverter, photovoltaic power supply system, and method for controlling deactivation of at least one photovoltaic module - Various embodiments may provide a controller for photovoltaic power supply, configured to be connected with one or more photovoltaic modules and configured to be connected with an AC grid terminal, wherein the controller is configured to monitor the status of the AC grid power and to generate a signal for deactivation of the photovoltaic modules if the AC power is off, wherein the controller is further configured to generate the signal such that it controls the activation of the at least one photovoltaic module with an active signal having a non-zero signal voltage level and such that it controls the deactivation of the at least one photovoltaic module with an inactive signal, wherein the deactivation of the at least one photovoltaic module results in that the connections between a plurality of photovoltaic modules are interrupted or that the photovoltaic modules are short circuited. | 05-24-2012 |
20120204928 | Solar Cell, Solar Module and Method for Manufacturing a Solar Cell - In various embodiments, a solar cell is provided. The solar cell may include a base region doped with dopant of a first doping type; an emitter region doped with dopant of a second doping type, wherein the second doping type is opposite to the first doping type; a plurality of regions in the emitter region having an increased dopant concentration of the second doping type compared with the emitter region; and a plurality of metallic soldering pads, wherein each soldering pad is at least partially arranged on a region having an increased dopant concentration. | 08-16-2012 |
20120279546 | SOLAR CELL CONNECTOR ELECTRODE, SOLAR CELL MODULE AND METHOD FOR ELECTRICALLY CONNECTING A PLURALITY OF SOLAR CELLS - In various embodiments, a solar cell connector electrode may include a multiplicity of electrically conductive solar cell connector elements arranged alongside one another; and a plurality of electrically non-conductive and isolated from one another, planar elements on which the electrically conductive solar cell connector elements are arranged. Solar cell connector element isolating locations are provided in regions on the planar elements, such that, by means of a respective solar cell connector element isolating location, a respectively electrically conductive solar cell connector element is divided into a plurality of, preferably two, solar cell connector partial elements electrically isolated from one another. | 11-08-2012 |
20120279547 | Method For Backside-Contacting A Silicon Solar Cell, Silicon Solar Cell And Silicon Solar Module - For contacting a silicon solar cell a pre-processed silicon substrate with a frontside and a backside is provided. Then, aluminum is deposited on the backside of the pre-processed silicon substrate, wherein aluminum-free regions remain on the backside. Then, a silver-free layer suitable for soldering on the backside of the silicon substrate is deposited so that the silver-free layer suitable for soldering covers at least the aluminum-free regions on the backside. | 11-08-2012 |
20130152994 | Solar Cell Combination - A solar cell combination having at least two independent electrodes, in which at least one first electrode is formed by at least one first wire conductor that first spans a plurality of solar cells, and in which the first and the second electrodes are contacted with each other, and the first and/or second electrode is disconnected at the positions required for the connection. | 06-20-2013 |
20130153020 | Solar cell screen-printing composition, solar cell and method for manufacturing a metallization structure - In various embodiments, a solar cell screen-printing composition is provided, comprising aluminum; and silicon; the percentage by mass of silicon lying in a range from | 06-20-2013 |
20140154831 | Method and Device for processing at least one crystalline Silicon-wafer or a Solar-cell wafer - In different embodiments, a method is provided for processing at least one crystalline Silicon-wafer or a Solar-cell wafer. The method may include: a movement of the wafer with respect to a laser producing a laser beam; and therefore the formation of a laser channel in the wafer by means of a laser beam, wherein a thermal budget applied on the wafer by means of the laser beam is reduced in the peripheral region of the wafer, wherein the peripheral region includes a wafer edge, through which the laser beam exits the wafer after formation of the laser channel. | 06-05-2014 |
Patent application number | Description | Published |
20080211168 | Apparatus and method for separating flat articles - In an apparatus for separating flat articles of a stack, operating elements of one side of a transport path are fastened on a sliding plate which, in the individual-separation state, is moved away from the transport path and back again and is driven in a controlled manner. In the event of a fault warning from a sensor set-up for determining fault states during the individual-separation process, transport elements moving the articles along the transport path are stopped, and the sliding plate is moved into an individual-separation position for opening the transport path and, after a short time, for re-closing the transport path. After closing of the transport path, the transport elements resume their transport operation. | 09-04-2008 |
20090008863 | Device for the Withdrawal of Individual Flat Mail From a Thinning Section - A device for withdrawing flat items of mail from a decollating section includes conveyor belts, and guide rollers. The conveyor belts extend around guide rollers and act unilaterally upon upright items of mail. The guide rollers are individually mounted, and, at an exit of the decollating section, are rotatably disposed jointly with transfer rollers of an adjoining transfer region, which are driven independently of the conveyor belts on a common guide axle. On a side of the conveying path pressure rollers are provided at a level of the transfer rollers, which press the items against the transfer rollers. The pressure rollers are mounted pivotably at a locally fixed fulcrum, which is situated in withdrawal direction upstream thereof and laterally offset from a conveying channel, and in which rollers driven synchronously with the transfer rollers are rotatably mounted. Belts forming an inlet extend over the pressure rollers and the driven rollers. | 01-08-2009 |
20090028678 | Device for Discharging a Stack of Flat Objects Standing on Their Narrow Faces - A device for discharging a stack of flat objects standing on their narrow faces, in particular a stack of mail items, includes a stack holder with a base for holding the objects and a supporting element supporting the stack. The supporting element is a platform-type wall, preferably with recesses, into which a further supporting element with inverted recesses can pass. The stack holder can be pivoted about an axis of rotation and its base has a conveyor. This ensures that stack quality is preserved during the complete discharging process. The ergonomics of the device are also improved for its operator. | 01-29-2009 |
20090189332 | Separating Distance for Overlapping Flat Parcels in a Vertical Position - An apparatus for separating overlapping parcels in a vertical position has separating sections arranged along a transport path immediately behind one another, and a drive controller for the separating sections. Drives of those separating sections, in which the most advanced upstream parcel is located are stopped immediately as soon as its front edge is detected in a reception position and a slip-free further transport is securely guaranteed. Number and length of the separating sections are selected in accordance with the range of parcel lengths and the rated transport speed so that a subsequent parcel located at a minimum gap distance is not yet located in the upstream rearmost stopped separating section. The drive of each stopped separating section is started again as soon as the rear edge of the preceding parcel has left this separating section or as soon as the subsequent parcel is located before a free separating section. | 07-30-2009 |
20090218751 | Method and Apparatus for Separating Objects - A method for separating objects from a stack in a stream of objects, in which the objects are removed from the stack with a removal device, and overlapping objects are separated from one another with a separating device. To achieve reliable separation with a low double removal rate, a plurality of traction devices grip both sides of the removed object and are driven in the transport direction at different forward driving speeds. | 09-03-2009 |