Patents by Inventor Norwin von Malm

Norwin von Malm 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: 20180301866
    Abstract: In one embodiment of the invention, the semiconductor laser (1) comprises a semiconductor layer sequence (2). The semiconductor layer sequence (2) contains an n-type region (23), a p-type region (21) and an active zone (22) lying between the two. A laser beam is produced in a resonator path (3). The resonator path (3) is aligned parallel to the active zone (22). In addition, the semiconductor laser (1) contains an electrical p-contact (41) and an electrical n-contact (43) each of which is located on the associated region (21, 23) of the semiconductor layer sequence (2) and is configured to input current directly into the associated region (21, 23). A p-contact surface (61) is electrically connected to the p-contact (41), and an n-contact surface (63) is electrically connected to the n-contact (43) such that the p-contact surface (61) and the n-contact surface (63) are configured for external electrical and mechanical connection of the semiconductor laser (1).
    Type: Application
    Filed: September 29, 2016
    Publication date: October 18, 2018
    Inventors: Frank SINGER, Norwin VON MALM, Tilman RUEGHEIMER, Thomas KIPPES
  • Publication number: 20180301873
    Abstract: In one embodiment of the invention, the semiconductor laser (1) comprises a semiconductor layer sequence (2). The semiconductor layer sequence (2) contains an n-type region (23), a p-type region (21) and an active zone (22) lying between the two. A laser beam is produced in a resonator path (3). The resonator path (3) is aligned parallel to the active zone (22). In addition, the semiconductor laser (1) contains an electrical p-contact (41) and an electrical n-contact (43) each of which is located on the associated region (21, 23) of the semiconductor layer sequence (2) and is configured to input current directly into the associated region (21, 23). The n-contact (43) extends from the p-type region (21) through the active zone (22) and into the n-type region (23) and is located, when viewed from above, next to the resonator path (3).
    Type: Application
    Filed: September 29, 2016
    Publication date: October 18, 2018
    Inventors: Frank SINGER, Norwin VON MALM, Tilman RUEGHEIMER, Thomas KIPPES
  • Publication number: 20180272605
    Abstract: An optoelectronic semiconductor component and a 3D printer are disclosed. In an embodiment the component includes a carrier, a plurality of individually controllable pixels configured to emit radiation during operation, wherein the plurality of individual pixels is mounted on the carrier and is formed from at least one semiconductor material and a plurality of transport channels configured to transport a gas or a liquid through the semiconductor component in a direction transverse to and towards a radiation exit side of the semiconductor component, wherein the pixels are configured to emit radiation having a wavelength of maximum intensity of 470 nm or less, and wherein all pixels include the same semiconductor layer sequence and emit radiation of the same wavelength.
    Type: Application
    Filed: September 8, 2016
    Publication date: September 27, 2018
    Inventors: Nikolaus Gmeinwieser, Norwin von Malm
  • Publication number: 20180261730
    Abstract: A mount (10) and an optoelectronic component (100) with the mount (10) are provided, wherein the mount (10) comprises a moulding (5), at least one through-contact (41, 42) and a plurality of reinforcing fibres (52), wherein the moulding (5) is formed from an electrically insulating moulding material (53), the through-contact (41, 42) is formed from an electrically conductive material, and the reinforcing fibres (52) produce a mechanical connection between the moulding (5) and the through-contact (41, 42) by the reinforcing fibres (52) being arranged in certain regions of the moulding (5) and arranged in certain regions of the through-contact (41, 42). A method for producing a mount or a component with such a mount is also provided.
    Type: Application
    Filed: September 8, 2016
    Publication date: September 13, 2018
    Inventors: Lutz HOEPPEL, Matthias SABATHIL, Norwin VON MALM
  • Patent number: 10074766
    Abstract: A method for producing a plurality of semiconductor components (1) is provided, comprising the following steps: a) providing a semiconductor layer sequence (2) having a first semiconductor layer (21), a second semiconductor layer (22) and an active region (25), said active region being arranged between the first semiconductor layer and the second semiconductor layer for generating and/or receiving radiation; b) forming a first connection layer (31) on the side of the second connection layer facing away from the first semiconductor layer; c) forming a plurality of cut-outs (29) through the semiconductor layer sequence; d) forming a conducting layer (4) in the cut-outs for establishing an electrically conductive connection between the first semiconductor layer and the first connection layer; and e) separating into the plurality of semiconductor components, wherein a semiconductor body (20) having at least one of the plurality of cut-outs arises from the semiconductor layer sequence for each semiconductor compon
    Type: Grant
    Filed: February 17, 2015
    Date of Patent: September 11, 2018
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Norwin Von Malm, Alexander F. Pfeuffer, Tansen Varghese, Philipp Kreuter
  • Publication number: 20180254264
    Abstract: The invention relates to a component with at least one optoelectronic semiconductor chip (42), comprising: —a connection substrate (4), which has an assembly surface (4a) and electric contact structures, and —a plurality of structured semiconductor units (2), each of which has a plurality of monolithically connected pixels (21) with a respective active layer that emits light during operation, wherein: —the semiconductor units (2) are arranged at a lateral distance to one another on the assembly surface (4a), the distance (d) between adjacent semiconductor units (2) is at least 5 ?m and maximally 55 ?m, and the pixels (21) can be controlled in an electrically separated manner. The invention also relates to a method for producing said component.
    Type: Application
    Filed: September 8, 2016
    Publication date: September 6, 2018
    Inventors: Alexander MARTIN, Norwin VON MALM
  • Patent number: 10062320
    Abstract: A display device includes a multiplicity of pixels, at least one connection carrier, and a multiplicity of inorganic light-emitting diode chips. The connection carrier includes a multiplicity of switches. Each pixel contains at least one light-emitting diode chip. Each light-emitting diode chip is mechanically fixed and electrically connected to the connection carrier. Each switch is designed for driving at least one light-emitting diode chip and the light-emitting diode chips are imaging elements of the display device.
    Type: Grant
    Filed: March 1, 2012
    Date of Patent: August 28, 2018
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Stefan Illek, Norwin von Malm, Tilman Ruegheimer
  • Publication number: 20180198034
    Abstract: A method of producing an optoelectronic component including a conversion element includes: A) providing a layer sequence having an active layer, wherein the active layer is configured to emit electromagnetic primary radiation; B) providing quantum dots, wherein the quantum dots are functionalized with an organic group and/or the quantum dots dissolved or dispersed in a first solvent and/or are present as a powder; C*) providing a mixture including a precursor of an inorganic matrix material and of a second solvent; D) mixing the mixture obtained in step C*) with the quantum dots of step B); E) drying the mixture; and F) sintering the mixture to form the conversion element.
    Type: Application
    Filed: August 4, 2016
    Publication date: July 12, 2018
    Inventors: David O'Brien, Norwin von Malm
  • Publication number: 20180182943
    Abstract: A component comprising a support and a semiconductor body arranged on the support, the support formed by a molded body and a metal layer. The metal layer has a first subregion and a second subregion laterally spaced apart by an intermediate space and thereby electrically separated. The molded body fills the intermediate space and has a surface extending in lateral directions free from the subregions of the metal layer and forms the rear side of the support. The support has a side face formed by a surface of the molded body extending in vertical directions, at least one of the subregions formed such that electrical contact can be made by way of the side face.
    Type: Application
    Filed: June 14, 2016
    Publication date: June 28, 2018
    Inventors: Norwin von Malm, Frank Singer
  • Publication number: 20180151548
    Abstract: An optoelectronic component and a method for producing an optoelectronic component are disclosed.
    Type: Application
    Filed: May 24, 2016
    Publication date: May 31, 2018
    Inventors: Alexander F. Pfeuffer, Norwin von Malm, Stefan Grötsch, Andreas Plößl
  • Patent number: 9985151
    Abstract: A component with a semiconductor body, and first and second metal layer is disclosed. The first metal layer is arranged between the semiconductor body and the second metal layer, the semiconductor body has a first semiconductor layer on a side which is averted from the first metal layer, a second semiconductor layer on a side facing towards the first metal layer, and an active layer arranged between the first semiconductor layer and the second semiconductor layer, the component has a through-connection, which extends through the second semiconductor layer and the active layer for the electrical bonding of the first semiconductor layer. The second metal layer has a first subregion electrically connected to the through-connection by the first metal layer, and a second subregion spaced apart laterally from the first subregion by an intermediate space. In an overhead view, the first metal layer laterally completely covers the intermediate space.
    Type: Grant
    Filed: October 14, 2015
    Date of Patent: May 29, 2018
    Assignee: OSRAM OPTO Semiconductors GmbH
    Inventors: Lutz Hoeppel, Norwin von Malm
  • Patent number: 9985011
    Abstract: A method for producing an optoelectronic semiconductor chip is disclosed. A semiconductor body has a pixel area, which has at least two different subpixel areas. An electrically conductive layer is applied to the radiation outlet surface of at least one subpixel area. The electrically conductive layer is designed to at least partially salify with a protic reaction partner. A conversion layer is deposited onto the electrically conductive layer by means of a electrophoresis process.
    Type: Grant
    Filed: August 8, 2014
    Date of Patent: May 29, 2018
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Britta Göötz, Ion Stoll, Norwin von Malm
  • Publication number: 20180122990
    Abstract: A device and a method for producing a device are disclosed. In an embodiment the device includes a carrier and a semiconductor body arranged in a vertical direction on the carrier. The carrier includes at least one metal layer for electrically contacting the semiconductor body, a non-metallic molding layer, at least one electrically insulating insulation layer, wherein the insulation layer is arranged in the vertical direction between the semiconductor body and the molding layer and internal anchoring structures, wherein at least two layers of the metal layer, the molding layer and the insulation layer are anchored to one another by the internal anchoring structures.
    Type: Application
    Filed: April 7, 2016
    Publication date: May 3, 2018
    Inventor: Norwin von Malm
  • Publication number: 20180090540
    Abstract: In at least one embodiment, the method is designed for producing a light-emitting diode display (1). The method comprises the following steps: •A) providing a growth substrate (2); •B) applying a buffer layer (4) directly or indirectly onto a substrate surface (20); •C) producing a plurality of separate growth points (45) on or at the buffer layer (4); •D) producing individual radiation-active islands (5), originating from the growth points (45), wherein the islands (5) each comprise an inorganic semiconductor layer sequence (50) with at least one active zone (55) and have a mean diameter, when viewed from above onto the substrate surface (20), between 50 nm and 20 ?m inclusive; and •E) connecting the islands (5) to transistors (6) for electrically controlling the islands (5).
    Type: Application
    Filed: November 27, 2017
    Publication date: March 29, 2018
    Inventors: Norwin VON MALM, Martin MANDL, Alexander F. PFEUFFER, Britta GOEOETZ
  • Patent number: 9917077
    Abstract: A display device includes at least one semiconductor body, which has a semiconductor layer sequence, which has an active region provided for producing radiation and forms a plurality of pixels. The device also includes a driver circuit that has a plurality of switches, which are each provided for controlling at least one pixel. A first metallization layer and/or the second metallization layer are electroconductively connected to at least one of the pixels. The first metallization layer and the second metallization layer are arranged overlapping one another in such a manner that, in a plan view onto the display device, the driver circuit is covered with at least one of the metallization layers at every point which overlaps with one of the pixels or is arranged between two adjacent pixels.
    Type: Grant
    Filed: March 5, 2014
    Date of Patent: March 13, 2018
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Norwin von Malm, Alexander Martin
  • Patent number: 9917230
    Abstract: An optoelectronic semiconductor chip is disclosed. In an embodiment the chip includes a semiconductor layer sequence having a bottom face and a top face, wherein the semiconductor layer sequence comprises a first layer of a first conductivity type, an active layer for generating electromagnetic radiation, and a second layer of a second conductivity type and a bottom contact element located at the bottom face and a top contact element located at the top face for injecting current into the semiconductor layer sequence. The chip further includes a current distribution element located at the bottom face, the current distribution element distributes current along the bottom face during operation and a plurality of vias extending from the current distribution element through the first layer and through the active layer into the semiconductor layer sequence, wherein the vias are not in direct electrical contact with the active layer.
    Type: Grant
    Filed: June 12, 2015
    Date of Patent: March 13, 2018
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Alexander F. Pfeuffer, Norwin von Malm
  • Publication number: 20180069147
    Abstract: Disclosed is a method for producing a plurality of semiconductor chips (10). A composite (1), which comprises a carrier (4) and a semiconductor layer sequence (2, 3), is provided. Separating trenches (17) are formed in the semiconductor layer sequence (2, 3) along an isolation pattern (16). A filling layer (11) limiting the semiconductor layer sequence (2, 3) toward the separating trenches (17) is applied to a side of the semiconductor layer sequence (2, 3) facing away from the carrier (4). Furthermore, a metal layer (10) adjacent to the filling layer (11) is applied in the separating trenches (17). The semiconductor chips (20) are isolated by removing the metal layer (10) adjacent to the filling layer (11) in the separating trenches (17). Each isolated semiconductor chip (20) has one part of the semiconductor layer sequence (2, 3), and of the filling layer (11). Also disclosed is a semiconductor chip (10).
    Type: Application
    Filed: February 15, 2016
    Publication date: March 8, 2018
    Inventors: Lutz HOEPPEL, Alexander F. PFEUFFER, Dominik SCHOLZ, Isabel OTTO, Norwin VON MALM, Stefan ILLEK
  • Patent number: 9911719
    Abstract: The invention relates to a semiconductor component (1) comprising: a plurality of semiconductor chips (2), each having a semiconductor layer sequence (200) with an active region (20) for generating radiation; a radiation output side (10) that runs parallel to the active regions (20); a mounting side surface (11) which is provided for securing the semiconductor component, and which runs in a transverse or perpendicular direction to the radiation output side; a molded body (4) which is shaped in places on the semiconductor chips, and which at least partially forms the mounting side surface; and a contact structure (50) which is arranged on the molded body, and which connects at least two semiconductor chips of the plurality of semiconductor chips in an electrically conductive manner. The invention also relates to a lighting device (9) and to a method for producing a semiconductor component.
    Type: Grant
    Filed: March 31, 2015
    Date of Patent: March 6, 2018
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Thomas Schwarz, Frank Singer, Juergen Moosburger, Georg Bogner, Herbert Brunner, Matthias Sabathil, Norwin Von Malm
  • Patent number: 9899418
    Abstract: The invention relates to a display device, comprising a layer stack, which comprises a semiconductor layer sequence having an active region for producing radiation and comprises a circuit layer. The semiconductor layer sequence forms a plurality of pixels. For each pixel, a respective switch connected in an electrically conductive manner to the pixel is formed in the circuit layer. The invention further relates to a method for producing a display device.
    Type: Grant
    Filed: November 29, 2013
    Date of Patent: February 20, 2018
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Alexander F. Pfeuffer, Norwin Von Malm
  • Patent number: 9876001
    Abstract: A method for producing an optoelectronic semiconductor chip is disclosed. In an embodiment, the method includes providing a semiconductor body with a pixel region including different subpixel regions, each subpixel region having a radiation exit face, applying an electrically conductive layer onto the radiation exit face of a subpixel region, wherein the electrically conductive layer is suitable at least in part for forming a salt with a protic reactant, and depositing a conversion layer on the electrically conductive layer using an electrophoresis process, wherein the deposited conversion layer comprises pores.
    Type: Grant
    Filed: March 17, 2017
    Date of Patent: January 23, 2018
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Britta Goeoetz, Ion Stoll, Norwin von Malm