Patents by Inventor Michael Zitzlsperger

Michael Zitzlsperger 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: 9515015
    Abstract: A housing includes a lead frame formed from electrically conductive material having first and second sides, a contact section contacting an electronic component at the first side, and at least one receiving section arranging the electronic component at the first side, wherein the contact and receiving sections are separated and the contact section is formed thinner than the receiving section in a direction perpendicular, a molding material having an opening, the receiving and contact regions exposed in the opening, and into which the leadframe is embedded such that part of the molding material is formed between the contact and receiving sections and the second side is covered by the molding material in the contact section, and the second side is free of molding material in the receiving section, wherein the molding material at the second side has at least one opening filled with the electrically insulating material.
    Type: Grant
    Filed: August 28, 2013
    Date of Patent: December 6, 2016
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Tobias Gebuhr, Thomas Schwarz, Michael Zitzlsperger
  • Publication number: 20160343917
    Abstract: An optoelectronic semiconductor chip includes a semiconductor body that emits primary light, and a luminescence conversion element that emits secondary light by wavelength conversion of at least part of the primary light, wherein the luminescence conversion element has a first lamina fixed to a first partial region of an outer surface of the semiconductor body, the outer surface emitting primary light, and leaving free a second partial region of the outer surface, the luminescence conversion element has a second lamina fixed to a surface of the first lamina facing away from the semiconductor body and spaced apart from the semiconductor body, the first lamina is at least partly transmissive to the primary radiation, a section of the second lamina covers at least the second partial region, and at least the section of the second lamina is absorbent and/or reflective and/or scattering for the primary radiation.
    Type: Application
    Filed: August 3, 2016
    Publication date: November 24, 2016
    Inventors: Dominik Eisert, Torsten Baade, Michael Zitzlsperger
  • Patent number: 9490397
    Abstract: A method for producing an optoelectronic thin-film chip semiconductor device is specified. A conductor structure is applied on a carrier and a multiplicity of optoelectronic semiconductor chips are arranged between the conductor structures. Each of the optoelectronic semiconductor chips includes a layer at a top side. Furthermore, electrical connections between semiconductor chip and the conductor structure are established, for instance using a bonding wire. The semiconductor chips and the conductor structure are surrounded with a molded body. The molded body does not project beyond the optoelectronic semiconductor chips at the top side thereof facing away from the carrier. Moreover, the carrier is removed and the semiconductor chips surrounded by molding are singulated.
    Type: Grant
    Filed: December 17, 2013
    Date of Patent: November 8, 2016
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Stephan Preuβ, Michael Zitzlsperger, Caroline Kistner
  • Publication number: 20160322551
    Abstract: An optoelectronic component includes a housing that includes a rectangular basic shape with four sides. The sides each merge into one another at a corner point. At least two carrier arms of two contact elements of a lead frame are guided to an edge of the housing. The two carrier arms are arranged on different sides of the housing. The two carrier arms are each at different spacings from the two corner points of the side on which the carrier arms are arranged. The spacings differ at least in the width of a carrier arm.
    Type: Application
    Filed: December 18, 2014
    Publication date: November 3, 2016
    Inventor: Michael Zitzlsperger
  • Publication number: 20160308102
    Abstract: An optoelectronic component includes a leadframe, a molded body connected to the leadframe, and an optoelectronic semiconductor chip arranged on the leadframe, wherein the leadframe includes an alignment opening, and wherein the molded body includes a recess via which the leadframe is exposed in the area of the alignment opening.
    Type: Application
    Filed: December 10, 2014
    Publication date: October 20, 2016
    Inventors: Michael Zitzlsperger, Matthias Goldbach
  • Patent number: 9444022
    Abstract: An optoelectronic semiconductor chip includes a semiconductor body that emits primary light, and a luminescence conversion element that emits secondary light by wavelength conversion of at least part of the primary light, wherein the luminescence conversion element has a first lamina fixed to a first partial region of an outer surface of the semiconductor body, the outer surface emitting primary light, and leaves free a second partial region of the outer surface, the luminescence conversion element has a second lamina fixed to a surface of the first lamina facing away from the semiconductor body and spaced apart from the semiconductor body, the first lamina is at least partly transmissive to the primary radiation, a section of the second lamina covers at least the second partial region, and at least the section of the second lamina is designed to be absorbent and/or reflective and/or scattering for the primary radiation.
    Type: Grant
    Filed: May 18, 2012
    Date of Patent: September 13, 2016
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Dominik Eisert, Torsten Baade, Michael Zitzlsperger
  • Publication number: 20160254424
    Abstract: A method of producing an optoelectronic lighting device includes providing a carrier on which is arranged at least one light-emitting diode including a surface that emits light during operation of the light-emitting diode, carrying out an injection molding process to encapsulate the light-emitting diode by molding as far as the light-emitting surface such that a molded housing is formed within which the light-emitting diode is encapsulated by molding, wherein the light-emitting surface remains at least partly free, shaping a reflector that reflects light emitted by the light-emitting surface during the injection molding process such that the reflector is formed integrally with the housing, at least partly masking the light-emitting surface, coating the reflector with a light-reflecting layer after the masking, and demasking the light-emitting surface after the coating.
    Type: Application
    Filed: February 26, 2016
    Publication date: September 1, 2016
    Inventors: Michael Zitzlsperger, Matthias Lermer, Roland Fischl
  • Publication number: 20160240756
    Abstract: An optoelectronic component includes a housing including a plastic material and a first lead frame section at least partly embedded in the plastic material, a first recess and a second recess, wherein a first upper section of an upper side of the first lead frame section is not covered by the plastic material in the first recess, a second upper section of the upper side of the first lead frame section is not covered by the plastic material in the second recess, the first recess and the second recess are separated from one another by a section of the plastic material, an optoelectronic semiconductor chip is arranged in the first recess, and no optoelectronic semiconductor chips is arranged in the second recess.
    Type: Application
    Filed: September 18, 2014
    Publication date: August 18, 2016
    Inventors: Michael Zitzlsperger, Christian Ziereis, Tobias Gebuhr
  • Publication number: 20160172559
    Abstract: A method can be used for producing an optoelectronic device. A first leadframe section with a component is provide. The component is designed to emit electromagnetic radiation on an emission side. The emission side faces away from the carrier. A second leadframe section is provided. In a first method step the component and the two leadframe sections are encapsulated with a first potting material in such a way that the component and the leadframe sections are embedded into a potting body, but wherein at least part of the emission area of the component remains free of the first potting material and a cutout is formed in the potting body at least above the emission area of the component. In a second method step a second potting material is molded into the cutout of the potting body, such that the emission side of the component is covered with the second potting material.
    Type: Application
    Filed: July 3, 2014
    Publication date: June 16, 2016
    Inventors: Michael Zitzlsperger, Tobias Gebuhr, Thomas Schwarz
  • Publication number: 20160118553
    Abstract: An optoelectronic component includes a housing having a first cavity open toward an upper side of the housing, and a second cavity open toward the upper side of the housing, wherein the first cavity and the second cavity connect by a connecting channel, an optoelectronic semiconductor chip is arranged in the first cavity, a potting material is arranged in a region of the first cavity enclosing the optoelectronic semiconductor chip, a bond wire is arranged between an electrical contact surface of the optoelectronic semiconductor chip and a bond surface of the housing, and the bond surface is arranged in the connecting channel.
    Type: Application
    Filed: May 17, 2013
    Publication date: April 28, 2016
    Applicant: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Juergen Holz, Michael Zitzlsperger
  • Patent number: 9307647
    Abstract: An electronic device includes a base body, which has a top side and also an underside lying opposite the top side. The base body has connection locations at its underside. An electronic component is arranged at the base body at the top side of the base body. The base body has at least one side area having at least one point of inspection having a first region and second region. The second region is embodied as an indentation in the first region. The first and the second region contain different materials.
    Type: Grant
    Filed: January 28, 2015
    Date of Patent: April 5, 2016
    Assignee: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Michael Zitzlsperger, Stefan Groetsch
  • Publication number: 20160087182
    Abstract: A surface-mountable optoelectronic component has a radiation passage face, an optoelectronic semiconductor chip and a chip carrier. A cavity is formed in the chip carrier and the semiconductor chip is arranged in the cavity. A molding surrounds the chip carrier at least in places. The chip carrier extends completely through the molding in a vertical direction perpendicular to the radiation passage face.
    Type: Application
    Filed: December 3, 2015
    Publication date: March 24, 2016
    Inventors: Michael Zitzlsperger, Harald Jaeger
  • Publication number: 20160064618
    Abstract: An optoelectronic component includes a plastics housing, wherein a first leadframe section is embedded into the plastics housing, a chip landing face and a soldering contact face of the first leadframe section are at least partly not covered by the plastics housing, the soldering contact face has a groove, and the groove is not covered by the material of the plastics housing.
    Type: Application
    Filed: April 4, 2014
    Publication date: March 3, 2016
    Inventors: Martin Brandl, Michael Zitzlsperger
  • Publication number: 20160064634
    Abstract: An optoelectronic component includes a carrier substrate; at least one light emitting semiconductor chip arranged on a surface of the carrier substrate; and a frame part at least laterally partly surrounding the light emitting semiconductor chip; and comprising an injection-molded body, and wherein the frame part includes an injection-molded body and a diaphragm part, the diaphragm part including a protuberance enclosed by the injection-molded body.
    Type: Application
    Filed: April 16, 2014
    Publication date: March 3, 2016
    Inventors: Boris Eichenberg, Michael Zitzlsperger
  • Publication number: 20160043291
    Abstract: An optoelectronic component includes a carrier including a mounting surface, at least one light-emitting element arranged on the mounting surface and electrically conductively connected to the carrier, at least one reinforcing body integrated in the optoelectronic component, a housing consisting of a housing encapsulation compound or a housing molding compound, wherein the light emitting component is arranged in an emitter cavity of the housing, and a reinforcing body cavity in which the reinforcing body is arranged fully or partially encapsulated or encased with a reinforcing body encapsulation compound.
    Type: Application
    Filed: April 9, 2014
    Publication date: February 11, 2016
    Inventors: Tobias Gebuhr, Christian Ziereis, Michael Zitzlsperger
  • Patent number: 9240536
    Abstract: A surface-mountable optoelectronic component has a radiation passage face, an optoelectronic semiconductor chip and a chip carrier. A cavity is formed in the chip carrier and the semiconductor chip is arranged in the cavity. A molding surrounds the chip carrier at least in places. The chip carrier extends completely through the molding in a vertical direction perpendicular to the radiation passage face.
    Type: Grant
    Filed: May 25, 2011
    Date of Patent: January 19, 2016
    Assignee: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Michael Zitzlsperger, Harald Jaeger
  • Patent number: 9231179
    Abstract: A method for producing a packaged component is disclosed. In one embodiment, a lead frame composite has first lead frame parts, second lead frame parts and test contacts, electrically connecting via first electrical connections the first lead frame parts to the other first lead frame parts. A potting body is formed on the lead frame composite thereby mechanically connecting the first lead frame parts to the second lead frame parts and encapsulating the first electrical connections. First semiconductor components are placed on the first lead frame parts after forming the potting body. The first semiconductor components are electrically connected to the second lead frame parts via second electrical connections. The first semiconductor components are electrically tested at the test contacts prior to singulating the lead frame composite and the potting body. The lead frame composite and the potting body are singulated thereby forming the packaged semiconductor components.
    Type: Grant
    Filed: December 13, 2012
    Date of Patent: January 5, 2016
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventor: Michael Zitzlsperger
  • Patent number: 9219210
    Abstract: A method serves to produce optoelectronic semiconductor components. A leadframe assemblage includes a number of leadframes. The leadframes each comprise at least two leadframe parts and are connected together at least in part via connecting webs. Electrical connections are attached between neighboring leadframes. A potting body connects the leadframes and the leadframe parts mechanically together. At least some of the connecting webs are removed and/or interrupted, the resulting structure is singulated into the semiconductor components.
    Type: Grant
    Filed: December 13, 2012
    Date of Patent: December 22, 2015
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Michael Zitzlsperger, Jürgen Holz
  • Publication number: 20150333232
    Abstract: A method for producing an optoelectronic thin-film chip semiconductor device is specified. A conductor structure is applied on a carrier and a multiplicity of optoelectronic semiconductor chips are arranged between the conductor structures. Each of the optoelectronic semiconductor chips includes a layer at a top side. Furthermore, electrical connections between semiconductor chip and the conductor structure are established, for instance using a bonding wire. The semiconductor chips and the conductor structure are surrounded with a molded body. The molded body does not project beyond the optoelectronic semiconductor chips at the top side thereof facing away from the carrier. Moreover, the carrier is removed and the semiconductor chips surrounded by molding are singulated.
    Type: Application
    Filed: December 17, 2013
    Publication date: November 19, 2015
    Inventors: Stephan Preuß, Michael Zitzlsperger, Caroline Kistner
  • Patent number: 9190394
    Abstract: An LED module has an electrically insulating main body, a base surface and a mounting surface located opposite the base surface. A number of electrical connection contacts are arranged at the mounting surface. The connection contacts do not adjoin the base surface. A heat sink is arranged in the main body. The heat sink extends from the mounting surface as far as the base surface. Furthermore, the LED module has a number of LED chips, each having an electrically insulating carrier substrate at a chip underside and two chip contacts at a chip top side. The LED chips are arranged with the electrically insulating carrier substrate on the heat sink.
    Type: Grant
    Filed: September 21, 2012
    Date of Patent: November 17, 2015
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Frank Singer, Michael Zitzlsperger, Stefan Groetsch