Patents by Inventor Jacek Rudzki

Jacek Rudzki has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20220302073
    Abstract: Semiconductor module having a first substrate, a second substrate and a spacer distancing the substrates from each other, wherein the spacer is formed by at least one elastic shaped metal body.
    Type: Application
    Filed: May 6, 2020
    Publication date: September 22, 2022
    Inventors: Martin Becker, André Bastos Abibe, Ronald Eisele, Jacek Rudzki, Frank Osterwald, David Benning
  • Publication number: 20220302072
    Abstract: Semiconductor module including a semiconductor and including a shaped metal body that is electrically contacted by the semiconductor, for forming a contact surface for an electrical conductor, wherein the shaped metal body is bent or folded. A method is also described for establishing electrical contacting of an electrical conductor on a semiconductor, said method including the steps of: fastening a bent or folded shaped metal body of a constant thickness to the semiconductor by means of a first fastening method and then fastening the electrical conductor to the shaped metal body by means of a second fastening method.
    Type: Application
    Filed: April 30, 2020
    Publication date: September 22, 2022
    Inventors: André Bastos Abibe, Frank Osterwald, Jacek Rudzki, Martin Becker, Ronald Eisele, David Benning
  • Patent number: 11400514
    Abstract: Sintering tool (10) with a cradle for receiving an electronic subassembly (BG) to be sintered, characterized by at least one support bracket (20), arranged at two locations opposite the cradle, for fixing a protective film (30) covering the electronic subassembly (BG).
    Type: Grant
    Filed: October 1, 2020
    Date of Patent: August 2, 2022
    Assignee: Danfoss Silicon Power GmbH
    Inventors: Frank Osterwald, Martin Becker, Lars Paulsen, Jacek Rudzki, Holger Ulrich, Ronald Eisele
  • Publication number: 20210016353
    Abstract: Sintering tool (10) with a cradle for receiving an electronic subassembly (BG) to be sintered, characterized by at least one support bracket (20), arranged at two locations opposite the cradle, for fixing a protective film (30) covering the electronic subassembly (BG).
    Type: Application
    Filed: October 1, 2020
    Publication date: January 21, 2021
    Inventors: Frank Osterwald, Martin Becker, Lars Paulsen, Jacek Rudzki, Holger Ulrich, Ronald Eisele
  • Patent number: 10818633
    Abstract: Tool (10) for the lower die of a sintering device, the tool (10) having a rest (20) for an electronic subassembly (30) comprising a circuit carrier, to be sintered, where the rest (20) is formed from a material with a coefficient of linear expansion that is close to the coefficient of expansion of the circuit carrier of the electronic subassembly (30).
    Type: Grant
    Filed: September 9, 2015
    Date of Patent: October 27, 2020
    Assignee: Danfoss Silicon Power GmbH
    Inventors: Frank Osterwald, Ronald Eisele, Martin Becker, Jacek Rudzki, Lars Paulsen, Holger Ulrich
  • Patent number: 10814396
    Abstract: Sintering tool (10) with a cradle for receiving an electronic subassembly (BG) to be sintered, characterized by at least one support bracket (20), arranged at two locations opposite the cradle, for fixing a protective film (30) covering the electronic subassembly (BG).
    Type: Grant
    Filed: September 9, 2015
    Date of Patent: October 27, 2020
    Assignee: Danfoss Silicon Power GmbH
    Inventors: Frank Osterwald, Martin Becker, Lars Paulsen, Jacek Rudzki, Holger Ulrich, Ronald Eisele
  • Patent number: 10622331
    Abstract: One aspect relates to a method for manufacturing a substrate assembly for attachment to an electronic component A substrate is provided with a first side and a second side. A contact material layer is applied to the first side of the substrate. A pre-fixing agent is applied at least to sections of a side of the contact material layer facing away from the substrate.
    Type: Grant
    Filed: September 28, 2016
    Date of Patent: April 14, 2020
    Assignee: Heraeus Deutschland GmbH & Co. KG
    Inventors: Andreas Hinrich, Susanne Duch, Anton Miric, Michael Schäfer, Christian Bachmann, Holger Ulrich, Frank Osterwald, David Benning, Jacek Rudzki, Lars Paulsen, Frank Schefuss, Martin Becker
  • Patent number: 10607962
    Abstract: A method for manufacturing semiconductor chips (2, 3) having arranged thereon metallic shaped bodies (6), having the following steps: arranging a plurality of metallic shaped bodies (6) on a processed semiconductor wafer while forming a layer arranged between the semiconductor wafer and the metallic shaped bodies (6), exhibiting a first connection material (4) and a second connection material (5), and processing the first connection material (4) for connecting the metallic shaped bodies (6) to the semiconductor wafer without processing the second connecting material (5), wherein the semiconductor chips (2, 3) are separated either prior to arranging the metallic shaped bodies (6) on the semiconductor wafer or after processing the first connection material (4).
    Type: Grant
    Filed: July 26, 2016
    Date of Patent: March 31, 2020
    Assignee: DANFOSS SILICON POWER GMBH
    Inventors: Frank Osterwald, Martin Becker, Holger Ulrich, Ronald Eisele, Jacek Rudzki
  • Patent number: 10483229
    Abstract: Sintering device for sintering at least one electronic assembly, having a lower die and an upper die which is slidable towards the lower die, or a lower die which is slidable towards the upper die. The lower die forms a support for the assembly to be sintered and the upper die includes a receptacle for a pressure pad for exerting pressure directed towards the lower die, and a delimitation wall which laterally surrounds the pressure pad. The delimitation wall having an outer delimitation wall and an inner delimitation wall surrounded by the outer delimitation wall, the inner delimitation wall mounted so as to be slidable towards the outer delimitation wall and so as to be slid in the direction of the lower die such that, following the placing of the inner delimitation wall on the lower die, the pressure pad is displaceable in the direction of the lower die.
    Type: Grant
    Filed: September 9, 2015
    Date of Patent: November 19, 2019
    Assignee: Danfoss Silicon Power GmbH
    Inventors: Frank Osterwald, Ronald Eisele, Martin Becker, Lars Paulsen, Jacek Rudzki, Holger Ulrich
  • Patent number: 10438924
    Abstract: A method for cohesively connecting a first component of a power semiconductor module to a second component of a power semiconductor module by sintering, the method comprising the steps of: applying a layer of unsintered sinter material to a predetermined bonding surface of the first component, arranging the second component on the surface layer of unsintered sinter material, attaching the second component to the first component by applying pressure and/or temperature on a locally delimited partial area within the predetermined bonding surface, processing the first and/or second component and/or other components of the power semiconductor module, and complete-area sintering of the sinter material.
    Type: Grant
    Filed: April 28, 2017
    Date of Patent: October 8, 2019
    Assignee: Danfoss Silicon Power GmbH
    Inventors: Martin Becker, Ronald Eisele, Frank Osterwald, Jacek Rudzki, Holger Ulrich
  • Patent number: 10332858
    Abstract: An electronic sandwich structure which has at least a first and a second part to be joined, which are sintered together by means of a sintering layer. The sintering layer is formed as a substantially uninterrupted connecting layer, the density of which varies in such a way that at least one region of higher density and at least one region of lower density alternate with one another. A method for forming a sintering layer of an electronic sandwich structure, in which firstly a sintering material layer is applied substantially continuously to a first part to be joined as a connecting layer, this sintering material layer is subsequently dried and, finally, alternating regions of higher density and of lower density of the connecting layer are produced by sintering the first part to be joined with the sintering layer on a second part to be joined.
    Type: Grant
    Filed: October 30, 2015
    Date of Patent: June 25, 2019
    Assignee: Danfoss Silicon Power GmbH
    Inventors: Martin Becker, Ronald Eisele, Jacek Rudzki, Frank Osterwald
  • Publication number: 20180331065
    Abstract: A description is given of an electronic sandwich structure which has at least a first and a second part to be joined, which are sintered together by means of a sintering layer. The sintering layer is formed as a substantially uninterrupted connecting layer, the density of which varies in such a way that at least one region of higher density and at least one region of lower density alternate with one another. A description is also given of a method for forming a sintering layer of an electronic sandwich structure, in which firstly a sintering material layer is applied substantially continuously to a first part to be joined as a connecting layer, this sintering material layer is subsequently dried and, finally, alternating regions of higher density and of lower density of the connecting layer are produced by sintering the first part to be joined with the sintering layer on a second part to be joined.
    Type: Application
    Filed: October 30, 2015
    Publication date: November 15, 2018
    Inventors: Martin Becker, Ronald Eisele, Jacek Rudzki, Frank Osterwald
  • Patent number: 10079219
    Abstract: A power semiconductor contact structure for power semiconductor modules, which has at least one substrate 1 and a metal molded body 2 as an electrode, which are sintered one on top of the other by means of a substantially uninterrupted sintering layer 3a with regions of varying thickness. The metal molded body 2 takes the form here of a flexible contacting film 5 of such a thickness that this contacting film is sintered with its side 4 facing the sintering layer 3a onto the regions of varying thickness of the sintering layer substantially over the full surface area. A description is also given of a method for forming a power semiconductor contact structure in a power semiconductor module that has a substrate and a metal molded body.
    Type: Grant
    Filed: October 12, 2015
    Date of Patent: September 18, 2018
    Assignee: Danfoss Silicon Power GmbH
    Inventors: Martin Becker, Ronald Eisele, Frank Osterwald, Jacek Rudzki
  • Publication number: 20180240776
    Abstract: A method for manufacturing semiconductor chips (2, 3) having arranged thereon metallic shaped bodies (6), having the following steps: arranging a plurality of metallic shaped bodies (6) on a processed semiconductor wafer while forming a layer arranged between the semiconductor wafer and the metallic shaped bodies (6), exhibiting a first connection material (4) and a second connection material (5), and processing the first connection material (4) for connecting the metallic shaped bodies (6) to the semiconductor wafer without processing the second connecting material (5), wherein the semiconductor chips (2, 3) are separated either prior to arranging the metallic shaped bodies (6) on the semiconductor wafer or after processing the first connection material (4).
    Type: Application
    Filed: July 26, 2016
    Publication date: August 23, 2018
    Inventors: Frank Osterwald, Martin Becker, Holger Ulrich, Ronald Eisele, Jacek Rudzki
  • Publication number: 20170338193
    Abstract: A description is given of a power semiconductor module 10 which can be transferred from a normal operating mode to an explosion-free robust short-circuit failure mode. Said power semiconductor module 10 comprises a power semiconductor 1 having metallizations 3 which form potential areas and are separated by insulations and passivations on the top side 2 of said power semiconductor. Furthermore, an electrically conductive connecting layer is provided, on which at least one metal shaped body 4 which has a low lateral electrical resistance and is significantly thicker than the connecting layer is arranged, said at least one metal shaped body being applied by sintering of the connecting layer such that said metal shaped body is cohesively connected to the respective potential area.
    Type: Application
    Filed: October 14, 2015
    Publication date: November 23, 2017
    Inventors: Josef Lutz, Ronald Eisele, Jacek Rudzki, Martin Becker, Mathias Kock, Frank Osterwald
  • Publication number: 20170317049
    Abstract: A power semiconductor contact structure for power semiconductor modules, which has at least one substrate 1 and a metal moulded body 2 as an electrode, which are sintered one on top of the other by means of a substantially uninterrupted sintering layer 3a with regions of varying thickness. The metal moulded body 2 takes the form here of a flexible contacting film 5 of such a thickness that this contacting film is sintered with its side 4 facing the sintering layer 3a onto the regions of varying thickness of the sintering layer substantially over the full surface area. A description is also given of a method for forming a power semiconductor contact structure in a power semiconductor module that has a substrate and a metal moulded body.
    Type: Application
    Filed: October 12, 2015
    Publication date: November 2, 2017
    Inventors: Martin Becker, Ronald Eisele, Frank Osterwald, Jacek Rudzki
  • Publication number: 20170317051
    Abstract: A method for cohesively connecting a first component of a power semiconductor module to a second component of a power semiconductor module by sintering, the method comprising the steps of: applying a layer of unsintered sinter material to a predetermined bonding surface of the first component, arranging the second component on the surface layer of unsintered sinter material, attaching the second component to the first component by applying pressure and/or temperature on a locally delimited partial area within the predetermined bonding surface, processing the first and/or second component and/or other components of the power semiconductor module, and complete-area sintering of the sinter material.
    Type: Application
    Filed: April 28, 2017
    Publication date: November 2, 2017
    Inventors: Martin Becker, Ronald Eisele, Frank Osterwald, Jacek Rudzki, Holger Ulrich
  • Patent number: 9786627
    Abstract: The invention relates to a method for connecting a power semi-conductor chip having upper-sided potential surfaces to thick wires or strips, consisting of the following steps: Providing a metal molded body corresponding to the shape of the upper-sided potential surfaces, applying a connecting layer to the upper-sided potential surfaces or to the metal molded bodies, and applying the metal molded bodies and adding a material fit, electrically conductive compound to the potential surfaces prior to the joining of the thick wire bonds to the non-added upper side of the molded body.
    Type: Grant
    Filed: September 10, 2012
    Date of Patent: October 10, 2017
    Assignee: Danfoss Silicon Power GmbH
    Inventors: Martin Becker, Ronald Eisele, Frank Osterwald, Jacek Rudzki
  • Publication number: 20170229418
    Abstract: Sintering device (10) for sintering at least one electronic assembly (BG), having a lower die (20) and an upper die (30) which is slidable towards the lower die (20), or a lower die (20) which is slidable towards the upper die (30), wherein the lower die (20) forms a support for the assembly (BG) to be sintered and the upper die (30) comprises a receptacle which receives a pressure pad (32) for exerting pressure directed towards the lower die (20) and which comprises a delimitation wall (34) which laterally surrounds the pressure pad (32), and wherein the delimitation wall (34) has an outer delimitation wall (34a) and an inner delimitation wall (34b) which is surrounded in an adjacent manner by the outer delimitation wall (34a), and wherein the inner delimitation wall (34b) is mounted so as to be slidable towards the outer delimitation wall (34a) and, when pressure in the direction of the upper die (30) is exerted on the pressure pad (32), is mounted so as to be slid in the direction of the lower die (20), wh
    Type: Application
    Filed: September 9, 2015
    Publication date: August 10, 2017
    Inventors: Frank Osterwald, Ronald Eisele, Martin Becker, Lars Paulsen, Jacek Rudzki, Holger Ulrich
  • Publication number: 20170221852
    Abstract: Tool (10) for the lower die of a sintering device, the tool (10) having a rest (20) for an electronic subassembly (30) comprising a circuit carrier, to be sintered, where the rest (20) is formed from a material with a coefficient of linear expansion that is close to the coefficient of expansion of the circuit carrier of the electronic subassembly (30).
    Type: Application
    Filed: September 9, 2015
    Publication date: August 3, 2017
    Inventors: Frank Osterwald, Ronald Eisele, Martin Becker, Jacek Rudzki, Lars Paulsen, Holger Ulrich