Patents by Inventor Hans-Christoph Gallmeier

Hans-Christoph Gallmeier 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).

  • Patent number: 10217915
    Abstract: An optoelectronic semiconductor device includes a carrier having a carrier top side, at least one optoelectronic semiconductor chip arranged at the carrier top side and having a radiation main side remote from the carrier top side, at least one bonding wire, at least one covering body on the radiation main side, and at least one reflective potting compound surrounding the semiconductor chip in a lateral direction and extending from the carrier top side at least as far as the radiation main side, wherein the bonding wire is completely covered by the reflective potting compound or completely covered by the reflective potting compound and the covering body, the bonding wire is fixed to the semiconductor chip in an electrical connection region on the radiation main side, and the electrical connection region is free of the covering body and covered partly or completely by the reflective potting compound.
    Type: Grant
    Filed: October 11, 2017
    Date of Patent: February 26, 2019
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Johann Ramchen, David Racz, Hans-Christoph Gallmeier, Stefan Grötsch, Simon Jerebic
  • Publication number: 20180033931
    Abstract: An optoelectronic semiconductor device includes a carrier having a carrier top side, at least one optoelectronic semiconductor chip arranged at the carrier top side and having a radiation main side remote from the carrier top side, at least one bonding wire, at least one covering body on the radiation main side, and at least one reflective potting compound surrounding the semiconductor chip in a lateral direction and extending from the carrier top side at least as far as the radiation main side, wherein the bonding wire is completely covered by the reflective potting compound or completely covered by the reflective potting compound and the covering body, the bonding wire is fixed to the semiconductor chip in an electrical connection region on the radiation main side, and the electrical connection region is free of the covering body and covered partly or completely by the reflective potting compound.
    Type: Application
    Filed: October 11, 2017
    Publication date: February 1, 2018
    Inventors: Johann Ramchen, David Racz, Hans-Christoph Gallmeier, Stefan Grötsch, Simon Jerebic
  • Patent number: 9831390
    Abstract: A method can be used for fixing a matrix-free electrophoretically deposited layer on a semiconductor chip. A semiconductor wafer has a carrier substrate and at least one semiconductor chip. The at least one semiconductor chip has an active zone for generating electromagnetic radiation. At least one contact area is formed on a surface of the at least one semiconductor chip facing away from the carrier substrate. A material is electrophoretically deposited on the surface of the at least one semiconductor chip facing away from the carrier substrate in order to form the electrophoretically deposited layer. Deposition of the material on the at least one contact area is prevented. An inorganic matrix material is applied to at least one section of a surface of the semiconductor wafer facing away from the carrier substrate in order to fix the material on the at least one semiconductor chip.
    Type: Grant
    Filed: September 16, 2013
    Date of Patent: November 28, 2017
    Assignee: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Ion Stoll, Sebastian Taeger, Hans-Christoph Gallmeier, Gudrun Lindberg, Stefan Hartauer
  • Patent number: 9818921
    Abstract: An optoelectronic semiconductor component includes a carrier and at least one optoelectronic semiconductor chip mounted on the carrier top. The semiconductor component includes at least one bonding wire, via which the semiconductor chip is electrically contacted, and at least one covering body mounted on a main radiation side and projects beyond the bonding wire. At least one reflective potting compound encloses the semiconductor chip laterally and extends at least as far as the main radiation side of the semiconductor chip. The bonding wire is covered completely by the reflective potting compound or completely by the reflective potting compound together with the covering body.
    Type: Grant
    Filed: June 10, 2011
    Date of Patent: November 14, 2017
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Johann Ramchen, David Racz, Hans-Christoph Gallmeier, Stefan Grötsch, Simon Jerebic
  • Patent number: 9793445
    Abstract: A method of manufacturing optoelectronic components includes spraying a fluorescent layer of an optoelectronic component onto a substrate, the substance or the substance mixture of the fluorescent layer including an electric charge when sprayed on, and wherein the electrically charged substance or the at least partially electrically charged substance mixture includes a larger electric potential when the fluorescent layer is sprayed on than at least one area of the substrate; and locally adjusting the thickness of the fluorescent layer of the sprayed-on fluorescent substance when spraying on the fluorescent layer onto the substrate by an electric potential gradient.
    Type: Grant
    Filed: May 24, 2013
    Date of Patent: October 17, 2017
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Ion Stoll, Hans-Christoph Gallmeier, Claudia Jurenka
  • Patent number: 9741616
    Abstract: In one embodiment, the method is configured for producing optoelectronic semiconductor components (1) and includes the steps of: providing a leadframe assembly (20) with a multiplicity of leadframes (2), each having at least two leadframe parts (21, 22); forming at least a part of the leadframe assembly (20) with a housing material for housing bodies (4); dividing the leadframe assembly (20) between at least one part of the columns (C) and/or the rows (R), wherein the leadframes (2) remain arranged in a matrix-like manner; equipping the leadframes (2) with at least one optoelectronic semiconductor chip (3); testing at least one part of the leadframes (2) equipped with the semiconductor chips (3) and formed with the housing material after the step of dividing; and separating to form the semiconductor components (1) after the step of forming and after the step of testing.
    Type: Grant
    Filed: May 3, 2013
    Date of Patent: August 22, 2017
    Assignee: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Thomas Schlereth, Michael Bestele, Christian Gaertner, Tobias Gebuhr, Hans-Christoph Gallmeier, Peter Holzer, Karlheinz Arndt, Albert Schneider
  • Patent number: 9590151
    Abstract: A method is provided for producing a plurality of radiation-emitting semiconductor chips, having the following steps: providing a plurality of semiconductor bodies (1) which are suitable for emitting electromagnetic radiation from a radiation exit face (3), applying the semiconductor bodies (1) to a carrier (2), applying a first mask layer (4) to regions of the carrier (2) between the semiconductor bodies (1), applying a conversion layer (5) to the entire surface of the semiconductor bodies (1) and the first mask layer (4) using a spray coating method, and removing the first mask layer (4), such that in each case a conversion layer (5) arises on the radiation exit faces (3) of the semiconductor bodies (1).
    Type: Grant
    Filed: April 14, 2014
    Date of Patent: March 7, 2017
    Assignee: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Markus Richter, Alexander Baumgartner, Hans-Christoph Gallmeier, Tony Albrecht
  • Patent number: 9406853
    Abstract: A method for manufacturing at least one optoelectronic semiconductor device includes providing a substrate and applying a number of optoelectronic semiconductor chips, which are arranged spaced apart from one another in a lateral direction, on an upper face of the substrate. At least one reflective coating is applied to the exposed areas of the substrate and the lateral surfaces of the optoelectronic semiconductor chips. Openings are introduced into the reflective coating, which completely penetrate the reflective coating. Electrically conductive material is arranged on the reflective coating and at least on some parts of the openings. Radiation penetration surfaces of the optoelectronic semiconductor chips are free of the reflective coating and the reflective coating does not laterally extend beyond the optoelectronic semiconductor chips.
    Type: Grant
    Filed: December 21, 2011
    Date of Patent: August 2, 2016
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Tobias Gebuhr, Hans-Christoph Gallmeier, Herbert Brunner, Kirstin Petersen
  • Patent number: 9406847
    Abstract: In at least one embodiment, the semiconductor component includes an optoelectronic semiconductors chip. Furthermore, the semiconductor component includes a conversion-medium lamina, which is fitted to a main radiation side of the semiconductor chip and is designed for converting a primary radiation into a secondary radiation. The conversion-medium lamina includes a matrix material and conversion-medium particles embedded therein. Furthermore, the conversion-medium lamina includes a conversion layer. The conversion-medium particles are situated in the at least one conversion layer. The conversion-medium particles, alone or together with diffusion-medium particles optionally present, make up a proportion by volume of at least 50% of the conversion layer. Furthermore, the conversion-medium lamina includes a binder layer containing the conversion-medium particles with a proportion by volume of at most 2.5%.
    Type: Grant
    Filed: July 30, 2013
    Date of Patent: August 2, 2016
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Ales Markytan, Christian Gärtner, Hans-Christoph Gallmeier, Ion Stoll, Herbert Brunner, Thomas Schlereth
  • Patent number: 9373760
    Abstract: The invention relates to an optoelectronic semiconductor element that emits mixed-color radiation when in operation. The optoelectronic semiconductor component comprises an optoelectronic semiconductor chip, a conversion element that has a curvature, and a spacer element that is arranged between the optoelectronic semiconductor chip and conversion element. The spacer has a curved surface that faces the conversion element, with the conversion element being in direct contact with the curved surface.
    Type: Grant
    Filed: December 11, 2013
    Date of Patent: June 21, 2016
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Alexander Baumgartner, Markus Richter, Hans-Christoph Gallmeier, Tony Albrecht
  • Patent number: 9362466
    Abstract: A method for manufacturing an optoelectronic semiconductor component, comprising: providing a semiconductor chip in a composite wafer, comprising an active side for emitting a primary radiation and a contact terminal which is arranged on the active side; depositing a coupling element on the active side; attaching a luminescence conversion element, for converting part of the primary radiation into a secondary radiation, to the coupling element.
    Type: Grant
    Filed: September 22, 2014
    Date of Patent: June 7, 2016
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Hans-Christoph Gallmeier, Michael Kruppa, Raimund Schwarz, Guenter Spath
  • Patent number: 9318667
    Abstract: A method of producing a light-emitting diode includes providing at least one light-emitting diode chip, providing a suspension comprising a solvent and particles of at least one luminescent material, arranging the at least one light-emitting diode chip in the suspension, electrophoretically depositing the particles on an outer face of the at least one light-emitting diode chip, and completing the light-emitting diode.
    Type: Grant
    Filed: July 16, 2012
    Date of Patent: April 19, 2016
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Ion Stoll, Hans-Christoph Gallmeier, Kirstin Petersen
  • Patent number: 9293671
    Abstract: An optoelectronic component comprising an optoelectronic semiconductor chip (104) having a contact side (106) and a radiation coupling-out side (108) situated opposite; a chip carrier (102), on which the semiconductor chip (104) is applied via its contact side (106); a radiation conversion element (110) applied on the radiation coupling-out side (108); and a reflective potting compound (112), which is applied on the chip carrier (102) and laterally encloses the semiconductor chip (104) and the radiation conversion element (110); wherein the potting compound (112) adjoins an upper edge of the radiation conversion element (110) in a substantially flush fashion, such that a top side of the radiation conversion element (110) is free of the potting compound (112).
    Type: Grant
    Filed: April 11, 2011
    Date of Patent: March 22, 2016
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Herbert Brunner, Hans-Christoph Gallmeier, Simon Jerebic, Stephan Preuβ, Hansjörg Schöll
  • Publication number: 20160079489
    Abstract: A method is provided for producing a plurality of radiation-emitting semiconductor chips, having the following steps: providing a plurality of semiconductor bodies (1) which are suitable for emitting electromagnetic radiation from a radiation exit face (3), applying the semiconductor bodies (1) to a carrier (2), applying a first mask layer (4) to regions of the carrier (2) between the semiconductor bodies (1), applying a conversion layer (5) to the entire surface of the semiconductor bodies (1) and the first mask layer (4) using a spray coating method, and removing the first mask layer (4), such that in each case a conversion layer (5) arises on the radiation exit faces (3) of the semiconductor bodies (1).
    Type: Application
    Filed: April 14, 2014
    Publication date: March 17, 2016
    Inventors: Markus RICHTER, Alexander BAUMGARTNER, Hans-Christoph GALLMEIER, Tony ALBRECHT
  • Patent number: 9224931
    Abstract: A method of producing a component including providing a carrier having a top, an underside, and at least one connection area, applying an optoelectronic component to the top, wherein the optoelectronic component has a contact area facing away from the carrier, applying insulating material to the contact and connection areas, wherein the insulating material is free of foreign particles, applying an insulating layer to exposed places of the insulating material, optoelectronic component and carrier, wherein the insulating layer includes foreign particles in a predefinable concentration, removing the insulating layer in a region above the contact and/or connection areas, to produce openings, removing the insulating material in a region above the contact and connection areas, thereby producing at least two openings in the insulating material, and arranging conductive material on the insulating layer and at least in places in the openings, wherein conductive material conductively connects the contact and connection
    Type: Grant
    Filed: August 29, 2011
    Date of Patent: December 29, 2015
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Tobias Gebuhr, Hans-Christoph Gallmeier, Andreas Weimar
  • Publication number: 20150333235
    Abstract: The invention relates to an optoelectronic semiconductor element that emits mixed-color radiation when in operation. The optoelectronic semiconductor component comprises an optoelectronic semiconductor chip, a conversion element that has a curvature, and a spacer element that is arranged between the optoelectronic semiconductor chip and conversion element. The spacer has a curved surface that faces the conversion element, with the conversion element being in direct contact with the curved surface.
    Type: Application
    Filed: December 11, 2013
    Publication date: November 19, 2015
    Inventors: Alexander Baumgartner, Markus Richter, Hans-Christoph Gallmeier, Tony Albrecht
  • Publication number: 20150255683
    Abstract: A method can be used for fixing a matrix-free electrophoretically deposited layer on a semiconductor chip. A semiconductor wafer has a carrier substrate-and at least one semiconductor chip. The at least one semiconductor chip has an active zone for generating electromagnetic radiation. At least one contact area is formed on a surface of the at least one semiconductor chip facing away from the carrier substrate. A material is electrophoretically deposited on the surface of the at least one semiconductor chip facing away from the carrier substrate in order to form the electrophoretically deposited layer. Deposition of the material on the at least one contact area is prevented. An inorganic matrix material is applied to at least one section of a surface of the semiconductor wafer facing away from the carrier substrate in order to fix the material on the at least one semiconductor chip.
    Type: Application
    Filed: September 16, 2013
    Publication date: September 10, 2015
    Applicant: Osram Opto Semiconductors GmbH
    Inventors: Ion Stoll, Sebastian Taeger, Hans-Christoph Gallmeier, Gudrun Lindberg, Stefan Hartauer
  • Publication number: 20150200339
    Abstract: In at least one embodiment, the semiconductor component includes an optoelectronic semiconductors chip. Furthermore, the semiconductor component includes a conversion-medium lamina, which is fitted to a main radiation side of the semiconductor chip and is designed for converting a primary radiation into a secondary radiation. The conversion-medium lamina includes a matrix material and conversion-medium particles embedded therein. Furthermore, the conversion-medium lamina includes a conversion layer. The conversion-medium particles are situated in the at least one conversion layer. The conversion-medium particles, alone or together with diffusion-medium particles optionally present, make up a proportion by volume of at least 50% of the conversion layer. Furthermore, the conversion-medium lamina includes a binder layer containing the conversion-medium particles with a proportion by volume of at most 2.5%.
    Type: Application
    Filed: July 30, 2013
    Publication date: July 16, 2015
    Inventors: Ales Markytan, Christian Gärtner, Hans-Christoph Gallmeier, Ion Stoll, Herbert Brunner, Thomas Schlereth
  • Publication number: 20150200138
    Abstract: In one embodiment, the method is configured for producing optoelectronic semiconductor components (1) and includes the steps of: providing a leadframe assembly (20) with a multiplicity of leadframes (2), each having at least two leadframe parts (21, 22); forming at least a part of the leadframe assembly (20) with a housing material for housing bodies (4); dividing the leadframe assembly (20) between at least one part of the columns (C) and/or the rows (R), wherein the leadframes (2) remain arranged in a matrix-like manner; equipping the leadframes (2) with at least one optoelectronic semiconductor chip (3); testing at least one part of the leadframes (2) equipped with the semiconductor chips (3) and formed with the housing material after the step of dividing; and separating to form the semiconductor components (1) after the step of forming and after the step of testing.
    Type: Application
    Filed: May 3, 2013
    Publication date: July 16, 2015
    Inventors: Thomas Schlereth, Michael Bestele, Christian Gaertner, Tobias Gebuhr, Hans-Christoph Gallmeier, Peter Holzer, Karlheinz Arndt, Albert Schneider
  • Publication number: 20150155446
    Abstract: A method of manufacturing optoelectronic components includes spraying a fluorescent layer of an optoelectronic component onto a substrate, the substance or the substance mixture of the fluorescent layer including an electric charge when sprayed on, and wherein the electrically charged substance or the at least partially electrically charged substance mixture includes a larger electric potential when the fluorescent layer is sprayed on than at least one area of the substrate; and locally adjusting the thickness of the fluorescent layer of the sprayed-on fluorescent substance when spraying on the fluorescent layer onto the substrate by an electric potential gradient.
    Type: Application
    Filed: May 24, 2013
    Publication date: June 4, 2015
    Inventors: Ion Stoll, Hans-Christoph Gallmeier, Claudia Jurenka