Patents by Inventor Karl Weidner

Karl Weidner 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: 20230352617
    Abstract: An optoelectronic semiconductor component includes an optoelectronic semiconductor chip having a top area at a top side, a bottom area at an underside, at least one side area connecting the top area and the bottom area; electrical contact locations at the top area or at the bottom area of the optoelectronic semiconductor chip; and a molded body, wherein the molded body surrounds the optoelectronic semiconductor chip at all side areas at least in places, the molded body is electrically insulating, and the molded body is free of any conductive element that completely penetrates the molded body.
    Type: Application
    Filed: June 22, 2023
    Publication date: November 2, 2023
    Inventors: Karl Weidner, Ralph Wirth, Axel Kaltenbacher, Walter Wegleiter, Bernd Barchmann, Oliver Wutz, Jan Marfeld
  • Patent number: 11749776
    Abstract: A method of producing an optoelectronic semiconductor component includes providing a carrier; arranging at least one optoelectronic semiconductor chip at a top side of the carrier, wherein the semiconductor chip includes semiconductor layers deposited on a substrate; forming a shaped body around the at least one optoelectronic semiconductor chip, wherein the shaped body surrounds all side areas of the at least one optoelectronic semiconductor chip and at least some of the layers deposited on the substrate are free of the shaped body such that these layers are not covered or completely exposed; and removing the carrier.
    Type: Grant
    Filed: December 16, 2021
    Date of Patent: September 5, 2023
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Karl Weidner, Ralph Wirth, Axel Kaltenbacher, Walter Wegleiter, Bernd Barchmann, Oliver Wutz, Jan Marfeld
  • Publication number: 20220109082
    Abstract: A method of producing an optoelectronic semiconductor component includes providing a carrier; arranging at least one optoelectronic semiconductor chip at a top side of the carrier, wherein the semiconductor chip includes semiconductor layers deposited on a substrate; forming a shaped body around the at least one optoelectronic semiconductor chip, wherein the shaped body surrounds all side areas of the at least one optoelectronic semiconductor chip and at least some of the layers deposited on the substrate are free of the shaped body such that these layers are not covered or completely exposed; and removing the carrier.
    Type: Application
    Filed: December 16, 2021
    Publication date: April 7, 2022
    Inventors: Karl Weidner, Ralph Wirth, Axel Kaltenbacher, Walter Wegleiter, Bernd Barchmann, Oliver Wutz, Jan Marfeld
  • Patent number: 11239170
    Abstract: The present invention relates to a module that has a lower component of a module (1) having a material (3) in which at least one first structural element (4) is embedded, and an upper component of a module (2) having a material (3) in which at least a second component (16) is embedded. The upper component of the module (2) and the lower component of the module (1) are stacked, with the lower and the upper component of the module (2) being electrically connected and mechanically linked to each other. In addition, the present invention relates to a simple and cost-effective process for the production of a variety of modules. The invention makes it possible for the modules to be miniaturized with respect to surface and height and/or makes it possible to achieve greater integration by 3D packaging.
    Type: Grant
    Filed: December 2, 2016
    Date of Patent: February 1, 2022
    Assignee: SnapTrack, Inc.
    Inventors: Andreas Franz, Jürgen Portmann, Claus Reitlinger, Stefan Kiefl, Oliver Freudenberg, Karl Weidner
  • Patent number: 11239386
    Abstract: An optoelectronic semiconductor component includes an optoelectronic semiconductor chip having a top area at a top side, a bottom area at an underside, side areas connecting the top area and the bottom area, and epitaxially produced layers; electrical n- and p-side contacts at the bottom area of the optoelectronic semiconductor chip; and an electrically insulating shaped body, wherein the shaped body surrounds the optoelectronic semiconductor chip at its side areas, and the epitaxially produced layers are free from the shaped body.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: February 1, 2022
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Karl Weidner, Ralph Wirth, Axel Kaltenbacher, Walter Wegleiter, Bernd Barchmann, Oliver Wutz, Jan Marfeld
  • Patent number: 10763244
    Abstract: The present disclosure relates to power modules. The teachings thereof may be embodied in a power unit and/or a drive unit for driving the power unit, along with methods for producing a power module. For example, a power module may include: a power unit including a heat sink; a power device disposed on the heat sink; an insulating layer covering the heat sink and the power device; and a drive unit for driving the power unit, the drive unit comprising a contact element corresponding to the contact area of the power unit. An underside of the power unit is defined by an underside of the heat sink. A top side of the power unit is defined by a contact area thermally and/or electrically coupled to the power device and a surface of the insulating layer surrounding the contact area. The contact element may be disposed abutting the contact area of the power unit for making electrical and/or thermal contact with the power device.
    Type: Grant
    Filed: April 7, 2016
    Date of Patent: September 1, 2020
    Assignee: SIEMENS AKTIENGESELLSCHAFT
    Inventors: Karl Weidner, Kai Kriegel
  • Publication number: 20200251612
    Abstract: An optoelectronic semiconductor component includes an optoelectronic semiconductor chip having a top area at a top side, a bottom area at an underside, side areas connecting the top area and the bottom area, and epitaxially produced layers; electrical n- and p-side contacts at the bottom area of the optoelectronic semiconductor chip; and an electrically insulating shaped body, wherein the shaped body surrounds the optoelectronic semiconductor chip at its side areas, and the epitaxially produced layers are free from the shaped body.
    Type: Application
    Filed: April 17, 2020
    Publication date: August 6, 2020
    Inventors: Karl Weidner, Ralph Wirth, Axel Kaltenbacher, Walter Wegleiter, Bernd Barchmann, Oliver Wutz, Jan Marfeld
  • Patent number: 10665747
    Abstract: A method of producing an optoelectronic semiconductor component includes providing a carrier, arranging at least one optoelectronic semiconductor chip at a top side of the carrier, applying a phosphor layer at the at least one semiconductor chip, forming a shaped body around the at least one optoelectronic semiconductor chip, wherein the shaped body surrounds all side areas of the at least one optoelectronic semiconductor chip, and removing the carrier, wherein the phosphor layer is applied before forming the shaped body.
    Type: Grant
    Filed: April 26, 2018
    Date of Patent: May 26, 2020
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Karl Weidner, Ralph Wirth, Axel Kaltenbacher, Walter Wegleiter, Bernd Barchmann, Oliver Wutz, Jan Marfeld
  • Publication number: 20190229030
    Abstract: The invention relates to a power module and a method for producing a power module. The power module comprises a cooling body and electrical insulation and/or electrical conductor structures which are arranged thereon by means of additive manufacturing. In the method for producing a power module of said type, at least one conductor track structure is additively manufactured and at least one insulation arranged on the conductor track structure is additively manufactured.
    Type: Application
    Filed: September 27, 2017
    Publication date: July 25, 2019
    Inventors: Karl Weidner, Stefan Kiefl
  • Publication number: 20190164892
    Abstract: The present invention relates to a module that has a lower component of a module (1) having a material (3) in which at least one first structural element (4) is embedded, and an upper component of a module (2) having a material (3) in which at least a second component (16) is embedded. The upper component of the module (2) and the lower component of the module (1) are stacked, with the lower and the upper component of the module (2) being electrically connected and mechanically linked to each other. In addition, the present invention relates to a simple and cost-effective process for the production of a variety of modules. The invention makes it possible for the modules to be miniaturized with respect to surface and height and/or makes it possible to achieve greater integration by 3D packaging.
    Type: Application
    Filed: December 2, 2016
    Publication date: May 30, 2019
    Applicant: SNAPTRACK, INC.
    Inventors: Andreas FRANZ, Jürgen PORTMANN, Claus REITLINGER, Stefan KIEFL, Oliver FREUDENBERG, Karl WEIDNER
  • Publication number: 20180248074
    Abstract: A method of producing an optoelectronic semiconductor component includes providing a carrier, arranging at least one optoelectronic semiconductor chip at a top side of the carrier, applying a phosphor layer at the at least one semiconductor chip, forming a shaped body around the at least one optoelectronic semiconductor chip, wherein the shaped body surrounds all side areas of the at least one optoelectronic semiconductor chip, and removing the carrier, wherein the phosphor layer is applied before forming the shaped body.
    Type: Application
    Filed: April 26, 2018
    Publication date: August 30, 2018
    Inventors: Karl Weidner, Ralph Wirth, Axel Kaltenbacher, Walter Wegleiter, Bernd Barchmann, Oliver Wutz, Jan Marfeld
  • Patent number: 9985171
    Abstract: An optoelectronic semiconductor component includes an optoelectronic semiconductor chip having a top area at a top side, a bottom area at an underside, and side areas connecting the top area and the bottom area; electrical contact locations at the top area or at the bottom area of the optoelectronic semiconductor chip; and an electrically insulating shaped body, wherein the optoelectronic semiconductor chip is a flip-chip having the electrical contract locations only at one side, either the underside or the top side, the shaped body surrounds the optoelectronic semiconductor chip at its side areas, and the shaped body is free of a via that electrically connects the optoelectronic semiconductor chip.
    Type: Grant
    Filed: June 26, 2017
    Date of Patent: May 29, 2018
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Karl Weidner, Ralph Wirth, Axel Kaltenbacher, Walter Wegleiter, Bernd Barchmann, Oliver Wutz, Jan Marfeld
  • Patent number: 9972759
    Abstract: The invention relates to a device (1), comprising at least one optoelectronic semiconductor component (2) and a substrate (5), on which the semiconductor component is arranged, wherein an insulating layer (4) is adjacent to a lateral surface (25) that bounds the semiconductor component; a contact track (6) is arranged on a radiation passage surface of the semiconductor component and is connected to an electrically conductive manner to the semiconductor component; the contact track extends beyond the lateral surface of the semiconductor component and is arranged on the insulating layer; and the contact track is relieved with respect to a thermomechanical load occurring perpendicularly to the lateral surface.
    Type: Grant
    Filed: January 23, 2014
    Date of Patent: May 15, 2018
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Walter Wegleiter, Paola Altieri-Weimar, Juergen Moosburger, Stefan Stegmeier, Karl Weidner
  • Publication number: 20180122782
    Abstract: The present disclosure relates to power modules. The teachings thereof may be embodied in a power unit and/or a drive unit for driving the power unit, along with methods for producing a power module. For example, a power module may include: a power unit including a heat sink; a power device disposed on the heat sink; an insulating layer covering the heat sink and the power device; and a drive unit for driving the power unit, the drive unit comprising a contact element corresponding to the contact area of the power unit. An underside of the power unit is defined by an underside of the heat sink. A top side of the power unit is defined by a contact area thermally and/or electrically coupled to the power device and a surface of the insulating layer surrounding the contact area. The contact element may be disposed abutting the contact area of the power unit for making electrical and/or thermal contact with the power device.
    Type: Application
    Filed: April 7, 2016
    Publication date: May 3, 2018
    Applicant: Siemens Aktiengesellschaft
    Inventors: Karl Weidner, Kai Kriegel
  • Publication number: 20170294552
    Abstract: An optoelectronic semiconductor component includes an optoelectronic semiconductor chip having a top area at a top side, a bottom area at an underside, and side areas connecting the top area and the bottom area; electrical contact locations at the top area or at the bottom area of the optoelectronic semiconductor chip; and an electrically insulating shaped body, wherein the optoelectronic semiconductor chip is a flip-chip having the electrical contract locations only at one side, either the underside or the top side, the shaped body surrounds the optoelectronic semiconductor chip at its side areas, and the shaped body is free of a via that electrically connects the optoelectronic semiconductor chip.
    Type: Application
    Filed: June 26, 2017
    Publication date: October 12, 2017
    Inventors: Karl Weidner, Ralph Wirth, Axel Kaltenbacher, Walter Wegleiter, Bernd Barchmann, Oliver Wutz, Jan Marfeld
  • Patent number: 9728683
    Abstract: An optoelectronic semiconductor component includes an optoelectronic semiconductor chip having side areas covered by a shaped body; at least one via including an electrically conductive material; and at least one electrically conductive connection electrically conductively connected to the semiconductor chip and the via, wherein the via is laterally spaced part from the semiconductor chip; the via includes a contact pin, the contact pin including an electrically conductive material; and the contact pin is laterally completely enclosed by the shaped body.
    Type: Grant
    Filed: October 7, 2016
    Date of Patent: August 8, 2017
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Karl Weidner, Ralph Wirth, Axel Kaltenbacher, Walter Wegleiter, Bernd Barchmann, Oliver Wutz, Jan Marfeld
  • Patent number: 9653670
    Abstract: In at least one embodiment, the semiconductor component includes at least one optoelectronic semiconductor chip having a radiation exit side. The surface-mountable semiconductor component comprises a shaped body that covers side surfaces of the semiconductor chip directly and in a positively locking manner. The shaped body and the semiconductor chip do not overlap, as seen in a plan view of the radiation exit side.
    Type: Grant
    Filed: January 17, 2013
    Date of Patent: May 16, 2017
    Assignee: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Stefan Illek, Walter Wegleiter, Karl Weidner, Stefan Stegmeier
  • Publication number: 20170025581
    Abstract: An optoelectronic semiconductor component includes an optoelectronic semiconductor chip having side areas covered by a shaped body; at least one via including an electrically conductive material; and at least one electrically conductive connection electrically conductively connected to the semiconductor chip and the via, wherein the via is laterally spaced part from the semiconductor chip; the via includes a contact pin, the contact pin including an electrically conductive material; and the contact pin is laterally completely enclosed by the shaped body.
    Type: Application
    Filed: October 7, 2016
    Publication date: January 26, 2017
    Inventors: Karl Weidner, Ralph Wirth, Axel Kaltenbacher, Walter Wegleiter, Bernd Barchmann, Oliver Wutz, Jan Marfeld
  • Patent number: 9506831
    Abstract: A micromechanical measuring element includes a carrier and a sensitive element connected to the carrier by a first solder connection and a second solder connection. The sensitive element is contacted electrically by the first solder connection. The sensitive element, the carrier and the second solder connection form a first chamber. The first chamber has a first opening.
    Type: Grant
    Filed: March 8, 2013
    Date of Patent: November 29, 2016
    Assignee: EPCOS AG
    Inventors: Michael Schiffer, Andreas Peschka, Jörg Zapf, Karl Weidner, Harry Hedler
  • Patent number: 9490396
    Abstract: An optoelectronic semiconductor component includes an optoelectronic semiconductor chip having side areas, a surface at a top side of the semiconductor chip, and a surface at a bottom side of the semiconductor chip; a shaped body having a surface at a top side of the shaped body and a surface at an underside of the shaped body; at least one plated-through hole including an electrically conductive material; and an electrically conductive connection electrically conductively connected to the semiconductor chip and the plated-through hole, wherein the side areas of the optoelectronic semiconductor chip are covered by the shaped body, and the surface at the top side and/or the surface at the bottom side of the optoelectronic semiconductor chip are completely free of the shaped body.
    Type: Grant
    Filed: November 3, 2015
    Date of Patent: November 8, 2016
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Karl Weidner, Ralph Wirth, Axel Kaltenbacher, Walter Wegleiter, Bernd Barchmann, Oliver Wutz, Jan Marfeld