Patents by Inventor Lutz Höppel

Lutz Höppel 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: 20170221869
    Abstract: A method of producing an optoelectronic component includes providing an optoelectronic semiconductor chip having a first surface on which a first electrical contact and a second electrical contact are arranged; arranging a protection diode on the first contact and the second contact; galvanically growing a first pin on the first electrical contact and a second pin on the second electrical contact; and embedding the first pin, the second pin, and the protection diode in a molded body.
    Type: Application
    Filed: April 11, 2017
    Publication date: August 3, 2017
    Inventors: Jürgen Moosburger, Lutz Höppel, Norwin von Malm
  • Patent number: 9653440
    Abstract: An optoelectronic component includes an optoelectronic semiconductor chip having a first surface on which a first electrical contact and a second electrical contact are arranged, wherein the first surface adjoins a molded body, a first pin and a second pin are embedded in the molded body and electrically conductively connect to the first contact and the second contact, and a protection diode is embedded in the molded body and electrically conductively connect to the first contact and the second contact.
    Type: Grant
    Filed: October 8, 2013
    Date of Patent: May 16, 2017
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Jürgen Moosburger, Lutz Höppel, Norwin von Malm
  • Patent number: 9627588
    Abstract: A method for producing an optoelectronic semiconductor chip is specified, comprising the following steps: providing an n-conducting layer (2), arranging a p-conducting layer (4) on the n-conducting layer (2), arranging a metal layer sequence (5) on the p-conducting layer (4), arranging a mask (6) at that side of the metal layer sequence (5) which is remote from the p-conducting layer (4), in places removing the metal layer sequence (5) and uncovering the p-conducting layer (4) using the mask (6), and in places neutralizing or removing the uncovered regions (4a) of the p-conducting layer (4) as far as the n-conducting layer (2) using the mask (6), wherein the metal layer sequence (5) comprises at least one mirror layer (51) and a barrier layer (52), and the mirror layer (51) of the metal layer sequence (5) faces the p-conducting layer (4).
    Type: Grant
    Filed: February 8, 2016
    Date of Patent: April 18, 2017
    Assignee: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Lutz Höppel, Norwin Von Malm
  • Patent number: 9601663
    Abstract: A light-emitting diode chip includes a semiconductor body including a radiation-generating active region, at least two contact locations electrically contacting the active region, a carrier and a connecting medium arranged between the carrier and the semiconductor body, wherein the semiconductor body includes roughening on outer surfaces facing the carrier, the semiconductor body mechanically connects to the carrier by the connecting medium, the connecting medium locally directly contacts the semiconductor body and the carrier, and the at least two contact locations are arranged on the upper side of the semiconductor body facing away from the carrier.
    Type: Grant
    Filed: August 17, 2011
    Date of Patent: March 21, 2017
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Lutz Höppel, Norwin von Malm, Matthias Sabathil
  • Publication number: 20170069800
    Abstract: A method for producing optoelectronic semiconductor components (100) is specified, wherein a carrier (1) having a carrier main side (11) is provided. Furthermore, a plurality of singulated optoelectronic semiconductor chips (2) are provided, wherein the semiconductor chips (2) each have a main emission side (21) and a contact side (22) opposite the main emission side (21). The singulated semiconductor chips (2) are then applied to the carrier main side (11), such that the contact side (22) in each case faces the carrier main side (11). In regions between the semiconductor chips, a mask frame (3) is applied, wherein the mask frame (3) is a grid of partitions (31). In a plan view of the carrier main side (11), each semiconductor chip (2) is surrounded all around by the partitions (31). The semiconductor chips (2) are potted with a conversion material (4) such that a conversion element is respectively formed on the semiconductor chips (2).
    Type: Application
    Filed: February 20, 2015
    Publication date: March 9, 2017
    Inventors: Britta Göötz, Frank Singer, Lutz Höppel, Jürgen Moosburger
  • Patent number: 9590008
    Abstract: A radiation-emitting semiconductor chip includes a carrier and a semiconductor body having a semiconductor layer sequence, wherein an emission region and a protective diode region are formed in the semiconductor body having the semiconductor layer sequence; the semiconductor layer sequence includes an active region that generates radiation and is arranged between a first semiconductor layer and a second semiconductor layer; the first semiconductor layer is arranged on a side of the active region facing away from the carrier; the emission region has a recess extending through the active region; the first semiconductor layer, in the emission region, electrically conductively connects to a first connection layer, wherein the first connection layer extends in the recess from the first semiconductor layer toward the carrier; the second semiconductor layer, in the emission region, electrically conductively connects to a second connection layer.
    Type: Grant
    Filed: May 4, 2015
    Date of Patent: March 7, 2017
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Jürgen Moosburger, Norwin von Malm, Patrick Rode, Lutz Höppel, Karl Engl
  • Publication number: 20170005079
    Abstract: A method for producing a plurality of optoelectronic semiconductor components (100) is provided, comprising the following steps: a) providing an auxiliary carrier (2); b) providing a plurality of semiconductor chips (10), wherein each of the semiconductor chips has a carrier body (12) and a semiconductor body (4) arranged on an upper side (22) of the carrier body; c) attaching the plurality of semiconductor chips on the auxiliary carrier, wherein the semiconductor chips are spaced apart from one another in a lateral direction (L) and wherein the semiconductor bodies are facing the auxiliary carrier, as seen from the carrier body; d) forming a scattering layer (18), at least in regions between the semiconductor bodies of adjacent semiconductor chips; e) forming a composite package (20); f) removing the auxiliary carrier (2); and g) individually separating the composite package into a plurality of optoelectronic semiconductor components (100).
    Type: Application
    Filed: January 21, 2015
    Publication date: January 5, 2017
    Applicant: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Lutz HOEPPEL, Juergen MOOSBURGER, Andreas PLOESSL, Patrick RODE, Peter NAGEL, Dominik SCHOLZ
  • Publication number: 20160300825
    Abstract: The invention relates to a method for producing a plurality of optoelectronic semiconductor components (1), comprising the following steps: a) providing a semiconductor layer sequence (2) having a plurality of semiconductor body regions (200); b) providing a plurality of carrier bodies (3), which each have a first contact structure (31) and a second contact structure (32); c) forming a composite (4) having the semiconductor layer sequence and the carrier bodies in such a way that adjacent carrier bodies are separated from one another by interspaces (35) and each semiconductor body area is electrically conductive connected to the first contact structure and the second contact structure of the associated carrier body; and d) separating the composite into the plurality of semiconductor components, wherein the semiconductor components each have a semiconductor body (20) and a carrier body. The invention further relates to an optoelectronic semiconductor component (1).
    Type: Application
    Filed: September 2, 2014
    Publication date: October 13, 2016
    Inventor: Lutz HOEPPEL
  • Publication number: 20160225957
    Abstract: A method for producing an optoelectronic semiconductor chip is specified, comprising the following steps: providing an n-conducting layer (2), arranging a p-conducting layer (4) on the n-conducting layer (2), arranging a metal layer sequence (5) on the p-conducting layer (4),arranging a mask (6) at that side of the metal layer sequence (5) which is remote from the p-conducting layer (4),in places removing the metal layer sequence (5) and uncovering the p-conducting layer (4) using the mask (6), and in places neutralizing or removing the uncovered regions (4a) of the p-conducting layer (4) as far as the n-conducting layer (2) using the mask (6), wherein the metal layer sequence (5) comprises at least one mirror layer (51) and a barrier layer (52), and the mirror layer (51) of the metal layer sequence (5) faces the p-conducting layer (4).
    Type: Application
    Filed: February 8, 2016
    Publication date: August 4, 2016
    Inventors: Lutz HÖPPEL, Norwin VON MALM
  • Publication number: 20160218261
    Abstract: An optoelectronic semiconductor component includes an optoelectronic semiconductor chip including a light-transmissive carrier, a semiconductor layer sequence on the light-transmissive carrier and electrical connection points on a bottom portion remote from the light-transmissive carrier of the semiconductor layer sequence, a light-transmissive encapsulating material enclosing the optoelectronic semiconductor chip in places, and particles of a light-scattering and/or light-reflecting material, wherein the bottom of the semiconductor layer sequence is at least in places free of the light-transmissive encapsulating material, and the particles cover the bottom of the semiconductor layer sequence and an outer face of the encapsulating material in places.
    Type: Application
    Filed: August 25, 2014
    Publication date: July 28, 2016
    Inventors: Jürgen Moosburger, Ion Stoll, Thomas Schwarz, Frank Singer, Georg Dirscherl, Lutz Höppel
  • Publication number: 20160172546
    Abstract: An optoelectronic semiconductor chip includes a carrier and a semiconductor body having an active layer that generates electromagnetic radiation, wherein the semiconductor body is arranged on the carrier, the semiconductor body has a first main surface facing away from the carrier and a second main surface facing the carrier, the semiconductor chip has a side surface having an anchoring structure, and the second main surface is arranged between the first main surface and the anchoring structure.
    Type: Application
    Filed: July 23, 2014
    Publication date: June 16, 2016
    Inventors: Jürgen Moosburger, Lutz Höppel
  • Patent number: 9324920
    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: Grant
    Filed: September 24, 2012
    Date of Patent: April 26, 2016
    Assignee: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Matthias Sabathil, Andreas Ploessl, Norwin von Malm, Alexander Linkov, Lutz Hoeppel, Christopher Koelper
  • Patent number: 9299897
    Abstract: An optoelectronic semiconductor chip is disclosed. The optoelectronic semiconductor chip includes a semiconductor layer sequence having an active zone suitable for emitting radiation, a carrier substrate, and a mirror layer, the mirror layer being arranged between the semiconductor layer sequence and the carrier substrate, wherein the semiconductor layer sequence is subdivided into a plurality of active regions arranged alongside one another, wherein the plurality of active regions are separated from one another in each case by a trench in the semiconductor layer sequence, wherein the trench in each case severs the semiconductor layer sequence and the mirror layer, wherein the mirror layer has side surfaces facing a trench and side surfaces facing an outer side of the semiconductor chip, wherein the side surfaces of the mirror layer that face an outer side of the semiconductor chip have a metallic encapsulation layer.
    Type: Grant
    Filed: September 19, 2013
    Date of Patent: March 29, 2016
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Lutz Höppel, Alexander F. Pfeuffer
  • Patent number: 9293661
    Abstract: A support for an optoelectronic semiconductor chip includes a support body with a first main face and a second main face opposite the first main face, at least one electrical plated-through hole extending from the first main face to the second main face and formed in the support body, and an insulating layer arranged on the first main face, the insulation layer covering the electrical plated-through hole only in regions.
    Type: Grant
    Filed: December 5, 2011
    Date of Patent: March 22, 2016
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventor: Lutz Höppel
  • Patent number: 9276167
    Abstract: A light-emitting diode chip is specified, comprising an n-conducting region (1), a p-conducting region (2), an active region (3) between the n-conducting region (1) and the p-conducting region (2), a mirror layer (4) at that side of the p-conducting region (2) which is remote from the active region (3), and an insulation layer (5) formed with an electrically insulating material, wherein the mirror layer (4) is designed for reflecting electromagnetic radiation generated in the active region (3), and the mirror layer (4) has a perforation (41), wherein a side area (4a) of the mirror layer (4) is completely covered by the insulation layer (5) in the region of the perforation (41).
    Type: Grant
    Filed: August 11, 2011
    Date of Patent: March 1, 2016
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventor: Lutz Höppel
  • Patent number: 9263655
    Abstract: An optoelectronic component has a semiconductor chip and a carrier, which is bonded to the semiconductor chip by means of a bonding layer of a metal or a metal alloy. The semiconductor chip includes electrical connection regions facing the carrier and the carrier includes electrical back contacts on its back remote from the semiconductor chip. The back contacts are connected electrically conductively to the first electrical or second connection region respectively, in each case by at least one via extending through the carrier. The first and/or second electrical back contact is connected to the first or second electrical connection region respectively by at least one further via extending through the carrier.
    Type: Grant
    Filed: May 25, 2011
    Date of Patent: February 16, 2016
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventor: Lutz Hoeppel
  • Patent number: 9257612
    Abstract: A method for producing an optoelectronic semiconductor chip is specified, comprising the following steps: providing an n-conducting layer (2), arranging a p-conducting layer (4) on the n-conducting layer (2), arranging a metal layer sequence (5) on the p-conducting layer (4), arranging a mask (6) at that side of the metal layer sequence (5) which is remote from the p-conducting layer (4), in places removing the metal layer sequence (5) and uncovering the p-conducting layer (4) using the mask (6), and in places neutralizing or removing the uncovered regions (4a) of the p-conducting layer (4) as far as the n-conducting layer (2) using the mask (6), wherein the metal layer sequence (5) comprises at least one mirror layer (51) and a barrier layer (52), and the mirror layer (51) of the metal layer sequence (5) faces the p-conducting layer (4).
    Type: Grant
    Filed: May 26, 2011
    Date of Patent: February 9, 2016
    Assignee: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Lutz Höppel, Norwin Von Malm
  • Patent number: 9240523
    Abstract: A method for producing optoelectronic components including A) providing a growth substrate with a semiconductor layer arranged thereon that produces a zone which is active during operation, B) applying separating structures on the semiconductor layer, C) applying a multiplicity of copper layers on the semiconductor layer in regions delimited by the separating structures, D) removing the separating structures, E) applying, a protective layer at least on lateral areas of copper layers, F) applying an auxiliary substrate on the copper layers, G) removing the growth substrate, H) singulating a composite assembly comprising the semiconductor layer, the copper layers and the auxiliary substrate to form components which are separated from one another.
    Type: Grant
    Filed: April 3, 2009
    Date of Patent: January 19, 2016
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventor: Lutz Höppel
  • Publication number: 20150372203
    Abstract: An optoelectronic semiconductor chip includes a semiconductor body with an active region provided for generating electromagnetic radiation, a first mirror layer provided for reflecting the electromagnetic radiation, a first encapsulation layer formed with an electrically insulating material, and a carrier provided for mechanically supporting the first encapsulation layer, the first mirror layer and the semiconductor body. The first mirror layer is arranged between the carrier and the semiconductor body. The first encapsulation layer is arranged between the carrier and the first mirror layer. The first encapsulation layer is an ALD layer.
    Type: Application
    Filed: January 14, 2014
    Publication date: December 24, 2015
    Inventors: Johann Eibl, Sebastian Taeger, Lutz Höppel, Karl Engl, Stefanie Rammelsberger, Markus Maute, Michael Huber, Rainer Hartmann, Georg Hartung
  • Patent number: 9219199
    Abstract: An optoelectronic component includes a semiconductor layer sequence having an optoelectronically active region; a dielectric layer on the semiconductor layer sequence; and a metal layer on the dielectric layer, wherein an adhesion layer is arranged between the dielectric layer and the metal layer, the adhesion layer being covalently bonded to the dielectric layer and to the metal layer.
    Type: Grant
    Filed: July 23, 2012
    Date of Patent: December 22, 2015
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Gudrun Lindberg, Lutz Höppel, Heribert Zull