Patents Assigned to Oerlikon Solar AG
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Publication number: 20140202027Abstract: The invention relates to a vacuum processing system for processing a substrate (2), with an enclosure (1) for carrying the substrate (2) to be treated in a substrate plane (4), whereby the enclosure (1) comprises a first reflecting means (6) and a heating means (5) having a first plane surface (10) and an opposed second plane surface (11), the heating means (5) is configured for irradiating heating energy only via the first surface (10) and/or via the second surface (11), the first reflecting means (6) is configured for reflecting the heating energy irradiated by the heating means (5) onto the substrate plane (4), and the heating means (5) is arranged such that the first surface (10) faces towards the first reflecting means (6) and the second surface (11) faces towards the substrate plane (4).Type: ApplicationFiled: July 27, 2011Publication date: July 24, 2014Applicant: OERLIKON SOLAR AG, TRUBBACHInventors: Edwin Pink, Philipp Hotz
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Publication number: 20140000512Abstract: The invention relates to a roller drive device for use in a deposition system for manufacturing a photovoltaic device having a substrate (12), the roller drive device comprising a roller means (9) and a cover means (1), whereby the roller means is arranged slidable along a roller means axis (11) between a rolling position and a retracting position, whereby the roller means is configured for transporting the substrate in the rolling position, the cover means is arranged slidable along a cover means axis (2) between a shielding position and an opening position, whereby, if the roller means is in the retracting position, the cover means is configured for shielding the roller means against contamination by a substance present in the deposition system in the shielding position, and the roller means axis and the cover means axis are arranged tilted to each other.Type: ApplicationFiled: June 28, 2012Publication date: January 2, 2014Applicant: OERLIKON SOLAR AG, TRUBBACHInventors: Michael Clauss, Silvio Jaeger, Alexander Fornaro, Guido Castelmur, Liberato Raffaele
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Publication number: 20130340817Abstract: Solar cells or solar modules of the so-called tandem type, i.e. stacked arrangements of photovoltaic absorber devices on a substrate with a textured surface are described. The thin film solar cell has a substrate comprising a textured surface, and a front electrode layer comprising a transparent conductive oxide adjacent to the textured surface, wherein the electrode layer has a thickness less than the roughness of the textured surface.Type: ApplicationFiled: September 1, 2011Publication date: December 26, 2013Applicants: OERLIKON SOLAR AG, TRUBBACH, CORNING INCORPORATEDInventors: Julien Bailat, Karl William Koch, III, Glenn Eric Kohnke, Sasha Marjanovic, Johannes Meier
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Patent number: 8476097Abstract: A method for manufacturing a thin-film solar cell includes providing a first conducting layer on a substrate that has an area at least 0.75 m2. The first conducting layer is located in a deposition portion of the area. An ultraviolet laser beam is applied through a lens to the first conducting layer. Portions of the first conducting layer are scribed form a trench through the layer. The lens focuses the beam and has a focal length at least 100 mm. The focused beam includes an effective portion effective for the scribing and an ineffective portion ineffective for the scribing. The substrate sags and the first conducting layer remains in the effective portion of the focused beam across the area during the step of applying. One or more active layers are provided on the first conducting layer. A second conducting layer is provided on the one or more active layers.Type: GrantFiled: August 28, 2008Date of Patent: July 2, 2013Assignee: Oerlikon Solar AG, TrubbachInventor: Jiri Springer
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Patent number: 8409991Abstract: A large surface substrate (5, 5a) is Rf vacuum plasma treated with the help of an electrode arrangement (9) consisting of an even number of electrode strips (9a, 9b). At least one of the strips is Rf supplied at least two distinct loci (P1, P2) along the central axis (A) of the addressed strip (9a).Type: GrantFiled: December 19, 2008Date of Patent: April 2, 2013Assignee: Oerlikon Solar AG, TrubbachInventors: Stephan Jost, Andreas Belinger
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Publication number: 20130052369Abstract: A plasma reactor with a recipient (33) and an electrode (38) has two exhaust openings (34, 35) spaced apart in a close proximity to the electrode (38). A flow diverter body (37) in the space of the reactor (33) between the periphery (313) of the electrode (3a) and the exhaust openings (35, 34) diverts the exhaust effect of the exhaust openings (35, 34) to avoid combined exhausting effect to become effective in the reactor space adjacent to the addressed periphery (313).Type: ApplicationFiled: April 29, 2011Publication date: February 28, 2013Applicant: OERLIKON SOLAR AG, TRUEBBACHInventors: Aurel Salabas, Abed al hay Taha, Devendra Chaudhary, Markus Klindworth, Christoph Ellert
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Publication number: 20130037075Abstract: The invention relates to a mounting interface configured for a photovoltaic module (1) comprising a backside (2) having an overall backside surface size (4, 5), the mounting interface comprising at least six mounting elements (3) attachable to the backside (2) of the photovoltaic module (1) for mounting the photovoltaic module (1) on a mounting surface, wherein each mounting element (3) comprises a mounting element surface having an overall mounting element surface size (6, 7) such that the contact area between the photovoltaic module (1) and the mounting element (3), when attached to the photovoltaic module (1), equals the overall mounting element surface size (6, 7), and the overall backside surface size (4, 5) of the photovoltaic module (1) divided by the summarized overall mounting element surface size (6, 7) of all mounting elements (3) is ?40 and ?160, preferably ?50 and ?80, more preferably 52.Type: ApplicationFiled: December 17, 2010Publication date: February 14, 2013Applicant: OERLIKON SOLAR AG, TRUBBACHInventors: Ivan Sinicco, Andreas Huegli, Jurgen Josef Dillmann
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Patent number: 8347941Abstract: The present invention provides a method for manufacturing a vacuum processing chamber comprising a volume which is defined by a wall and which can be evacuated, said wall being made of aluminum by casting, said wall comprising an outer face and an inner face, said inner face faces the volume, and a method for improving the inner face of the wall of a vacuum processing chamber, wherein the inner face of said wall is smoothened by grinding and is subsequently pearl-blasted or shot-blasted. Vacuum processing chambers obtained by said methods are provided too.Type: GrantFiled: November 4, 2010Date of Patent: January 8, 2013Assignee: Oerlikon Solar AG, TrubbachInventors: Eduard Ilinich, Eugenio De Biasio, Damian Ehrensperger
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Publication number: 20120325284Abstract: The photovoltaic cell comprises, deposited on a transparent substrate in the following order: a first conductive oxide layer; a first p-i-n junction; a second p-i-n junction; a second conductive oxide layer, wherein said first conductive oxide layer is substantially transparent and comprises a low-pressure chemical vapor deposited ZnO layer; and said second conductive oxide layer comprises an at least partially transparent low-pressure chemical vapor deposited ZnO layer; and wherein said first p-i-n junction comprises in the following order: a layer of p-doped a-Si:H deposited using PECVD and having at its end region facing toward said second p-i-n junction a higher band gap than at its end region facing toward said first conductive oxide layer; a buffer layer of a-Si:H deposited using PECVD without voluntary addition of a dopant; a layer of substantially intrinsic a-Si:H deposited using PECVD; a first layer of n-doped a-Si:H deposited using PECVD; and a layer of n-doped ?c-Si:H deposited using PECVD; and wheType: ApplicationFiled: October 28, 2010Publication date: December 27, 2012Applicant: OERLIKON SOLAR AG, TRUEBBACHInventors: Tobias Roschek, Hanno Goldbach
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Publication number: 20120285383Abstract: The present invention provides a mounting, configured for fixing a reactor, in particular a PECVD reactor, in a vacuum chamber (1), the mounting (10) comprising a framework of at least two outer beams (11) being arranged opposite to each other, and a plurality of cross beams (12), wherein the outer beams (11) and the cross beams (12) form compartments (13), in which temperature controlling elements are provided. The mounting (10) according to the invention has a reduced weight and is producible cost saving.Type: ApplicationFiled: January 12, 2011Publication date: November 15, 2012Applicant: OERLIKON SOLAR AG, TRUBBACHInventors: Eduard Ilinich, Andreas Meier
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Patent number: 8299396Abstract: A method and device for ablation of thin layers on the rim region of the surface of a plane substrate coated with a thin film. The rim region runs along the edge or edges of the substrate, and the thin layers should be ablated in at least two, not necessarily unconnected areas of the rim region along edge pieces not parallel to one another. A laser beam is pointed toward an ablation area. The areas of the rim region to be ablated are guided through the area so that in a plane of the surface of the substrate, during the whole ablation process, there is basically a constant distance in the space that lies partly in the ablation area and has its starting point outside the substrate surface and its end point within the substrate surface.Type: GrantFiled: March 31, 2008Date of Patent: October 30, 2012Assignee: Oerlikon Solar AG, TrubbachInventors: Philipp Grunewald, Phil Rumsby
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Publication number: 20120270362Abstract: So as to manufacture an intrinsic absorber layer of amorphous hydrogenated silicon within a p-i-n configuration a solar cell by PeCvD deposition upon a base structure, thereby improving throughput an simultaneously maintaining quality of the absorber layer, a specific processing regime is proposed, wherein in the reactor for depositing the addressed absorber layer a pressure of between 1 mbar and 1.8 mbar is established and a flow of silane and of hydrogen with a dilution of silane to hydrogen of 1:4 up to 1:10 and generating an RF plasma with a generator power of between 600W and 1200W per 1.4 m2 base structure surface to be coated.Type: ApplicationFiled: November 11, 2010Publication date: October 25, 2012Applicant: OERLIKON SOLAR AG, TRUEBBACHInventors: Sylvie-Noelle Bakehe-Ananga, Stefano Benagli
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Publication number: 20120266953Abstract: The present invention provides a method of coating a substrate with a zinc oxide film, the method comprising the steps of: Providing a substrate with at least one substantially flat surface; Subjecting said surface at least partially to a plasma-etching process; Depositing a layer on said etched surface, the layer comprising zinc oxide. The method according to the invention is particularly suitable for manufacturing solar cells with an improved efficiency.Type: ApplicationFiled: September 27, 2010Publication date: October 25, 2012Applicant: Oerlikon Solar AG TrubbachInventors: Daniel Borrello, Evelyne Vallat-Sauvain, Ulrich Kroll, Johannes Meier
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Publication number: 20120255613Abstract: A photovoltaic cell (10) is fabricated by depositing a first transparent conductive layer (12) onto a substrate carrier (11). Portions of the first transparent conductive layer (12) are selectively removed to form a plurality of discrete transparent conductive protruding regions (13) or a plurality of discrete indentations (27) in the first transparent conductive layer (12). A silicon layer (14) comprising a charge separating junction is deposited onto the plurality of discrete protruding regions (13) or onto the plurality of discrete indentations (27) by chemical vapour deposition. A second transparent conductive layer (15) is deposited on the silicon layer (14) by chemical vapour deposition.Type: ApplicationFiled: September 16, 2010Publication date: October 11, 2012Applicants: FYZIKALNI USTAV AV CR, V.V.I., OERLIKON SOLAR AG, TRUEBBACHInventors: Milan Vanecek, Ales Poruba, Zdenek Remes, Jakub Holovsky, Adam Purkrt, Oleg Babchenko, Karel Hruska, Neda Neykova, Ulrich Kroll, Johannes Meier
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Patent number: 8273221Abstract: An apparatus and method are provided for improved utilization of a sputter target in the longitudinal end regions. The focus of erosion in the end regions is widened, thereby extending the useful life of the target. This provides improved efficiency and reduces waste because a greater proportion of the target material in the more expansive central region can be harvested, because the target is utilized for a longer period of time.Type: GrantFiled: December 13, 2006Date of Patent: September 25, 2012Assignee: Oerlikon Solar AG, TrubbachInventors: Stefan Schneider, Marcel Muller, Jiri Vyskocil, Israel Wagner
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Publication number: 20120227799Abstract: A method for manufacturing a micromorph tandem cell is disclosed. The micromorph tandem cell comprises a ?c-Si:H bottom cell and an a-Si:H top cell, an LPCVD ZnO front contact layer and a ZnO back contact in combination with a white reflector. The method comprises the steps of applying an AR—Anti-Reflecting—concept to the micromorph tandem cell; implementing an intermediate reflector in the micromorph tandem cell. The micromorph tandem cell can achieve a stabilized efficiency of 10.6%.Type: ApplicationFiled: September 17, 2010Publication date: September 13, 2012Applicant: OERLIKON SOLAR AG, TRUEBBACHInventors: Evelyne Vallat-Sauvain, Daniel Borrello, Julien Bailat, Johannes Meier, Ulrich Kroll, Stefano Benagli, Castens Lucie, Giovanni Monteduro, Miguel Marmelo, Jochen Hoetzel, Yassine Djeridane, Jerome Steinhauser, Jean-Baptiste Orhan
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Patent number: 8263901Abstract: A method of laser micro-machining, by means of a laser, a work piece (31) of the type described comprising the steps of: locating the workpiece on a carrier forming a part of a transport system whereby the carrier can be displaced along a path (P) parallel to an X-axis of the workpiece, a Y-axis lying transverse the path, and a Z-axis lying transverse the path; focusing an image generated by means of an output beam from the laser at a working datum position (A) defined relative to the path which path is established by means of the transport system to traverse the first datum position; a plane defined by the X- and Y-Axis lying substantially perpendicular to the output beam; and displacing the workpiece along the path by way of the transport system so as to enable the work-piece to be subject to micro-machining by way of the laser characterized by the steps of: maintaining distance between the datum position and a current first surface position of the work-piece in the vicinity of the datum position; and varyiType: GrantFiled: May 12, 2008Date of Patent: September 11, 2012Assignee: Oerlikon Solar AG, TruebbachInventors: Robert Bann, Neil Sykes
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Patent number: 8205572Abstract: A vacuum treatment installation has a vacuum receptacle with a first planar metallic electrode face, a second dielectric electrode face facing the first planar metallic electrode face which forms a surface of a dielectric areal configuration, a metallic coupling face facing a backside of the areal configuration, electric connections on the coupling and on the first electrode face, a gas line system through the coupling face and an areal distributed pattern of apertures through the areal configuration and wherein the areal dielectric configuration is formed by several ceramic tiles.Type: GrantFiled: September 23, 2008Date of Patent: June 26, 2012Assignee: Oerlikon Solar AG, TruebbachInventors: Arthur Buechel, Werner Wieland, Christoph Ellert
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Publication number: 20120052614Abstract: So as to improve efficiency of a thin-film photovoltaic converter device, during manufacturing of which an intermediate product module is manufactured, which comprises deposition of at least one positively doped, at least one intrinsic and at least one negatively doped silicon-based layer, the addressed intermediate product module is subjected to an annealing step during which the module is subjected to a temperature of between 100° C. to 200° C. during a time span of half an hour to four hours.Type: ApplicationFiled: June 1, 2010Publication date: March 1, 2012Applicant: OERLIKON SOLAR AG, TRUEBBACHInventor: Markus Kupich
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Publication number: 20120031482Abstract: A photovoltaic device is provided that includes a substrate, a first transparent conductive layer positioned on the substrate, a plurality of transparent conductive rods positioned on the first transparent conductive layer and having a growth direction, the growth direction extending in a direction away from the substrate, a photovoltaically active layer covering the plurality of transparent conductive rods rods and a conductive layer positioned on the photovoltaically active layer.Type: ApplicationFiled: June 9, 2011Publication date: February 9, 2012Applicant: OERLIKON SOLAR AG, TRUEBBACHInventors: Milan Vanecek, Neda Neykova, Karel Hruska, Ales Poruba, Zdenek Remes, Jakub Holovsky, Adam Purkrt, Oleg Babchenko, Johannes Meier, Ulrich Kroll