Patents by Inventor Andreas Ploessl

Andreas Ploessl 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: 8946761
    Abstract: A radiation-emitting semi-conductor chip has a substrate and a semiconductor body arranged on the substrate and with a semiconductor layer sequence that includes an active region provided for producing radiation, an n-type region, and a covering layer arranged on a side of the n-type region that faces away from said active region. There is a contact structure arranged on the covering layer for the external electrical contacting of the n-type region. The covering layer has at least one recess through which the contact structure extends to the n-type region.
    Type: Grant
    Filed: July 15, 2011
    Date of Patent: February 3, 2015
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Dieter Eissler, Andreas Ploessl
  • Publication number: 20150011037
    Abstract: A converter plate adapted to be attached to a radiation-emitting semiconductor chip, the converter plate containing a base material made of glass in which a plurality of openings is arranged, in each of which a converter material is installed.
    Type: Application
    Filed: August 16, 2012
    Publication date: January 8, 2015
    Applicant: OSRAM Opto Semiconductors GmbH
    Inventor: Andreas Plössl
  • Publication number: 20140225149
    Abstract: An optoelectronic semiconductor component includes an optoelectronic semiconductor chip and an optical element. A connecting layer includes a transparent oxide arranged between the semiconductor chip and the optical element. The connecting layer directly adjoins the semiconductor chip and the optical element and fixes the optical element on the semiconductor chip. A method for fabricating an optoelectronic semiconductor component is furthermore specified.
    Type: Application
    Filed: September 24, 2012
    Publication date: August 14, 2014
    Applicant: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Matthias Sabathil, Andreas Ploessl, Norwin von Malm, Alexander Linkov, Lutz Hoeppel, Christopher Koelper
  • Patent number: 8761219
    Abstract: An optoelectronic semiconductor chip includes a semiconductor body containing an active region, a mirror layer, and contact points arranged between the semiconductor body and the mirror layer and providing a spacing D between the semiconductor body and the mirror layer, whereby at least one cavity is formed between the mirror layer and the semiconductor body and the at least one cavity contains a gas.
    Type: Grant
    Filed: August 5, 2009
    Date of Patent: June 24, 2014
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Vincent Grolier, Andreas Plössl
  • Publication number: 20140145228
    Abstract: An optoelectronic semiconductor chip includes an active layer with a first and a second major face, including a semiconductor material which emits or receives radiation when the semiconductor chip is in operation; a patterned layer including three-dimensional patterns for outcoupling or incoupling radiation and arranged on the first major face in a beam path of the radiation, wherein the patterned layer includes an inorganic-organic hybrid material.
    Type: Application
    Filed: September 15, 2011
    Publication date: May 29, 2014
    Applicant: OSRAM Opto Semiconductors GmbH
    Inventors: Bernd Böhm, Gertrud Kräuter, Andreas Plössl
  • Patent number: 8728937
    Abstract: For semiconductor chips using thin film technology, an active layer sequence is applied to a growth substrate, on which a reflective electrically conductive contact material layer is then formed. The active layer sequence is patterned to form active layer stacks, and reflective electrically conductive contact material layer is patterned to be located on each active layer stack. Then, a flexible, electrically conductive foil is applied to the contact material layers as an auxiliary carrier layer, and the growth substrate is removed.
    Type: Grant
    Filed: January 8, 2010
    Date of Patent: May 20, 2014
    Assignee: Osram Opto Semiconductors GmbH
    Inventors: Andreas Ploessl, Stephan Kaiser, Volker Härle, Berthold Hahn
  • Patent number: 8723207
    Abstract: A radiation-emitting semiconductor component, having a layer structure which includes an active layer which, in operation, emits radiation with a spectral distribution, and electrical contacts for applying a current to the layer structure, includes a coating layer which at least partially surrounds the active layer and holds back a short-wave component of the emitted radiation.
    Type: Grant
    Filed: October 18, 2011
    Date of Patent: May 13, 2014
    Assignee: Osram GmbH
    Inventors: Ulrich Jacob, Gertrud Kräuter, Andreas Plössl
  • Publication number: 20140113390
    Abstract: A method for producing singulated semiconductor components includes providing a starting substrate. An etching process is carried out to form depressions at a side of the starting substrate. The depressions are arranged in the region of the semiconductor components to be produced. Walls present between the depressions are arranged in the region of separating regions provided for severing the starting substrate. The method furthermore comprises forming a metallic layer on the side of the starting substrate with the depressions and walls and carrying out a further etching process for severing the starting substrate in the separating regions and forming the singulated semiconductor components.
    Type: Application
    Filed: August 23, 2013
    Publication date: April 24, 2014
    Inventors: Andreas Ploessl, Heribert Zull
  • Publication number: 20140080287
    Abstract: A method relates to separating a component composite into a plurality of component regions, wherein the component composite is provided having a semiconductor layer sequence comprising a region for generating or for receiving electromagnetic radiation. The component composite is mounted on a rigid subcarrier. The component composite is separated into the plurality of component regions, wherein one semiconductor body is produced from the semiconductor layer sequence for each component region. The component regions are removed from the subcarrier.
    Type: Application
    Filed: March 16, 2012
    Publication date: March 20, 2014
    Applicant: OSRAM Opto Semiconductors GmbH
    Inventors: Heribert Zull, Korbinian Perzlmaier, Andreas Ploessl, Thomas Veit, Mathias Kampf, Jens Dennemarck, Bernd Bohm
  • Publication number: 20140070246
    Abstract: The invention relates to a light-emitting semiconductor component, comprising—a first semiconductor body (1), which comprises an active zone (11) in which during the operation of the light-emitting semiconductor component electromagnetic radiation is generated, at least some of which leaves the first semiconductor body (1) through a radiation exit surface (1a), and—a second semiconductor body (2), which is suitable for converting the electromagnetic radiation into converted electromagnetic radiation having a shorter wavelength, wherein—the first semiconductor body (1) and the second semiconductor body (2) are produced separately from each other,—the second semiconductor body (2) is electrically inactive, and—the second semiconductor body (2) is in direct contact with the radiation exit surface (1a) and is attached there to the first semiconductor body (1) without connecting means.
    Type: Application
    Filed: March 7, 2012
    Publication date: March 13, 2014
    Applicant: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Matthias Sabathil, Andreas Plößl, Hans-Jürgen Lugauer, Alexander Linkov, Patrick Rode
  • Publication number: 20140014977
    Abstract: An optoelectronic semiconductor device includes an optoelectronic semiconductor layer sequence on a metal carrier element, which includes as a first component silver and as a second component a material having a lower coefficient of thermal expansion than silver, wherein the first and second components are intermixed in the metal carrier element.
    Type: Application
    Filed: February 24, 2012
    Publication date: January 16, 2014
    Applicant: OSRAM Opto Semiconductors GmbH
    Inventors: Helmut Fischer, Andreas Plössl
  • Publication number: 20140008770
    Abstract: A carrier substrate includes a first major face and a second major face opposite the first major face. A diode structure is formed between the first major face and the second major face, which diode structure electrically insulates the first major face from the second major face at least with regard to one polarity of an electrical voltage.
    Type: Application
    Filed: February 7, 2012
    Publication date: January 9, 2014
    Applicant: OSRAM Opto Semiconductors GmbH
    Inventors: Ewald Karl Michael Günther, Andreas Plößl, Heribert Zull, Thomas Veit, Mathias Kämpf, Jens Dennemarck, Bernd Böhm, Korbinian Perzlmaier
  • Publication number: 20130341655
    Abstract: The invention relates to a method for producing an electrical terminal support for an optoelectronic semiconductor body, comprising the following steps: providing a carrier assembly (1), which comprises a carrier body (11), an intermediate layer (12) arranged on an outer surface (111) of the carrier body (11), and a use layer (13) arranged on the intermediate layer (12); introducing at least two openings (4), which are mutually spaced in the lateral direction (L), in the use layer (13) via an outer surface (131) of the use layer (13), wherein the openings extend completely through the use layer (13) in the vertical direction (V); electrically insulating lateral surfaces (41) of the openings (4) and of the outer face (131) of the use layer (13); arranging electrically conductive material (6) at least in the openings (4), wherein after completion of the terminal carrier (100), the electrically conductive material (6) has an interruption (U) in the progression thereof along the outer surface (131) of the use lay
    Type: Application
    Filed: December 16, 2011
    Publication date: December 26, 2013
    Applicant: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventor: Andreas Plössl
  • Patent number: 8598014
    Abstract: Presented is a method for producing an optoelectronic component. The method includes separating a semiconductor layer based on a III-V-compound semiconductor material from a substrate by irradiation with a laser beam having a plateau-like spatial beam profile, where individual regions of the semiconductor layer are irradiated successively.
    Type: Grant
    Filed: October 26, 2011
    Date of Patent: December 3, 2013
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Michael Fehrer, Berthold Hahn, Volker Härle, Stephan Kaiser, Frank Otte, Andreas Plössl
  • Patent number: 8575003
    Abstract: Presented is a method for producing an optoelectronic component. The method includes separating a semiconductor layer based on a III-V-compound semiconductor material from a substrate by irradiation with a laser beam having a plateau-like spatial beam profile, where individual regions of the semiconductor layer are irradiated successively.
    Type: Grant
    Filed: August 21, 2009
    Date of Patent: November 5, 2013
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Michael Fehrer, Berthold Hahn, Volker Härle, Stephan Kaiser, Frank Otte, Andreas Plössl
  • Publication number: 20130214322
    Abstract: A radiation-emitting semi-conductor chip has a substrate and a semiconductor body arranged on the substrate and with a semiconductor layer sequence that includes an active region provided for producing radiation, an n-type region, and a covering layer arranged on a side of the n-type region that faces away from said active region. There is a contact structure arranged on the covering layer for the external electrical contacting of the n-type region. The covering layer has at least one recess through which the contact structure extends to the n-type region.
    Type: Application
    Filed: July 15, 2011
    Publication date: August 22, 2013
    Applicant: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Dieter Eissler, Andreas Ploessl
  • Patent number: 8476644
    Abstract: An optoelectronic component with a semiconductor body includes an active region suitable for generating radiation, and two electrical contacts arranged on the semiconductor body. The contacts are electrically connected to the active region. The contacts each have a connecting face that faces away from the semiconductor body. The contact faces are located on a connection side of the component and a side of the component that is different from the connection side is mirror-coated. A method for the manufacture of multiple components of this sort is also disclosed.
    Type: Grant
    Filed: April 25, 2008
    Date of Patent: July 2, 2013
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Stefan Illek, Andreas Ploessl, Alexander Heindl, Patrick Rode, Dieter Eissler
  • Patent number: 8314430
    Abstract: An optoelectronic component with a semiconductor body includes an active region suitable for generating radiation, and two electrical contacts arranged on the semiconductor body. The contacts are electrically connected to the active region. The contacts each have a connecting face that faces away from the semiconductor body. The contact faces are located on a connection side of the component and a side of the component that is different from the connection side is mirror-coated. A method for the manufacture of multiple components of this sort is also disclosed.
    Type: Grant
    Filed: April 25, 2008
    Date of Patent: November 20, 2012
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Stefan Illek, Andreas Ploessl, Alexander Heindl, Patrick Rode, Dieter Eissler
  • Patent number: 8247259
    Abstract: On an epitaxy substrate (1), a layer structure (5, 6, 7) provided for light-emitting diodes or other optoelectronic components using thin-film technology is produced and provided with a first connecting layer (2), which comprises one or a plurality of solder materials. A second connecting layer (3) is applied over the whole area on a carrier (10) and permanently connected to the first connecting layer (2) by means of a soldering process.
    Type: Grant
    Filed: November 21, 2008
    Date of Patent: August 21, 2012
    Assignee: Osram Opto Semiconductors GmbH
    Inventors: Vincent Grolier, Andreas Plössl
  • Patent number: 8193070
    Abstract: A method for bonding several layers, which comprise at least one thermally bondable material, by means of a joint layer produced with the aid of thermocompression at least one of the layers comprising a semiconductor material, as well as to a correspondingly manufactured device. Also disclosed is a method for manufacturing an organic light-emitting diode and an organic light-emitting diode that is encapsulated between two cover layers with the aid of thermocompression.
    Type: Grant
    Filed: September 22, 2006
    Date of Patent: June 5, 2012
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Vincent Grolier, Andreas Plössl, Marianne Renner