Patents by Inventor Hubert Halbritter

Hubert Halbritter 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: 12283648
    Abstract: The invention relates to various aspects of a ?-LED or a ?-LED array for augmented reality or lighting applications, in particular in the automotive field. The ?-LED is characterized by particularly small dimensions in the range of a few ?m.
    Type: Grant
    Filed: October 29, 2021
    Date of Patent: April 22, 2025
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Hubert Halbritter, Laura Kreiner
  • Patent number: 12261256
    Abstract: The invention relates to various aspects of an optoelectronic component or an arrangement comprising such a component for various applications, in particular in the automotive sector and for visual displays. The arrangements are characterized by simple manufacture and fast switching times.
    Type: Grant
    Filed: February 11, 2020
    Date of Patent: March 25, 2025
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Hubert Halbritter, Erwin Lang, Julia Stolz, Andreas Rausch, Simon Schwalenberg
  • Patent number: 12254816
    Abstract: A picture element for a display device includes a first and a second supply connection, a light-emitting semiconductor device arranged between the first and the second supply terminal, and a comparison unit having a first and a second input and an output. The comparison unit is configured to adjust a voltage at the output in dependence on a comparison of a voltage applied to the first input and a voltage applied to the second input. The picture element also includes a supply switch-configured to control a current flow between the first and the second supply terminal via the light-emitting semiconductor device depending on the voltage applied at the output of the comparison unit. The picture element further includes a selection input, a data input, a memory element and a control switch.
    Type: Grant
    Filed: December 14, 2020
    Date of Patent: March 18, 2025
    Assignee: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Hubert Halbritter, Jens Richter, Kilian Regau, Patrick Hörner
  • Patent number: 12249807
    Abstract: A laser device comprises a carrier, an optoelectronic component provided on the carrier, said component being designed to emit laser radiation, and an optical element designed to form the laser radiation emitted by the optoelectronic component, wherein: the optical element has a first layer that is at least partially transparent to the laser radiation, with a first refractive index, and a second layer that is at least partially transparent to the laser radiation, with a second refractive index; the first layer being applied to the optoelectronic component and having a surface with an imprinted structure; and the second layer is applied to the first layer, on the surface (24) having the imprinted structure.
    Type: Grant
    Filed: December 18, 2019
    Date of Patent: March 11, 2025
    Assignee: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Matthias Sperl, Hubert Halbritter, Peter Brick, Philipp McCaw, Dennis Sprenger
  • Patent number: 12247922
    Abstract: In an embodiment an apparatus includes at least one optoelectronic laser configured to provide excitation radiation to a sample, the excitation radiation being generated by an electric current flowing through the at least one optoelectronic laser, a transistor configured to modulate the electric current flowing through the at least one optoelectronic laser in order to switch on and off generation of the excitation radiation and a spectrometer configured to analyze Raman light scattered from the sample in response to exposing the sample to the excitation radiation, wherein the Raman light includes one or more spectral components, wherein the spectrometer includes a diffraction element configured to split the Raman light into the spectral components, and wherein the diffraction element includes at least a photonic crystal or a plasmonic Fabry Perot filter.
    Type: Grant
    Filed: December 16, 2020
    Date of Patent: March 11, 2025
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Ann Russell, Hubert Halbritter, Christoph Goeltner
  • Publication number: 20250063869
    Abstract: In an embodiment an optoelectronic semiconductor component includes at least one lamella with a longitudinal axis extending along an imaginary straight line and an electrically conductive main body with a recess, wherein the lamella includes a first semiconductor region of a first conductivity, a second semiconductor region of a second conductivity and an active region arranged between the first and the second semiconductor region, the active region being configured to emit a first electromagnetic radiation, wherein the lamella is arranged at least partially in the recess, and wherein the lamella has a length along the longitudinal axis which, within a manufacturing tolerance, corresponds to half a wavelength or an integer multiple of half the wavelength of the first electromagnetic radiation.
    Type: Application
    Filed: November 28, 2022
    Publication date: February 20, 2025
    Inventor: Hubert Halbritter
  • Patent number: 12205522
    Abstract: The invention relates to various aspects of a ?-LED or a ?-LED array for augmented reality or lighting applications, in particular in the automotive field. The ?-LED is characterized by particularly small dimensions in the range of a few ?m.
    Type: Grant
    Filed: February 22, 2022
    Date of Patent: January 21, 2025
    Assignee: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Thorsten Baumheinrich, Peter Brick, Jean-Jacques Drolet, Hubert Halbritter, Laura Kreiner, Jens Richter, Thomas Schwarz, Paul Ta, Kilian Regau, Christopher Soell, Hoa Vu, Christopher Wiesmann, Patrick Hoerner, Jong Park, Kanishk Chand
  • Patent number: 12206054
    Abstract: The invention relates to various aspects of a ?-LED or a ?-LED array for augmented reality or lighting applications, in particular in the automotive field. The ?-LED is characterized by particularly small dimensions in the range of a few ?m.
    Type: Grant
    Filed: May 24, 2022
    Date of Patent: January 21, 2025
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Hubert Halbritter, Ines Pietzonka
  • Patent number: 12198606
    Abstract: Disclosed are various aspects of a ?-LED or a ?-LED array for augmented reality or lighting applications, in particular in the automotive field. The ?-LED is characterized by particularly small dimensions in the range of a few ?m.
    Type: Grant
    Filed: October 29, 2021
    Date of Patent: January 14, 2025
    Assignee: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Thorsten Baumheinrich, Peter Brick, Jean-Jacques Drolet, Hubert Halbritter, Laura Kreiner, Jens Richter, Thomas Schwarz, Paul Ta, Kilian Regau, Christopher Soell, Hoa Vu, Christopher Wiesmann, Patrick Hoerner, Jong Park, Kanishk Chand
  • Patent number: 12190788
    Abstract: Disclosed are various aspects of a ?-LED or a ?-LED array for augmented reality or lighting applications, in particular in the automotive field. The ?-LED is characterized by particularly small dimensions in the range of a few ?m.
    Type: Grant
    Filed: October 29, 2021
    Date of Patent: January 7, 2025
    Assignee: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Thorsten Baumheinrich, Peter Brick, Jean-Jacques Drolet, Hubert Halbritter, Laura Kreiner, Jens Richter, Thomas Schwarz, Paul Ta, Kilian Regau, Christopher Soell, Hoa Vu, Christopher Wiesmann, Patrick Hoerner, Jong Park, Kanishk Chand
  • Patent number: 12176678
    Abstract: In at least one embodiment of the method of operating a laser device (100) having a plurality of laser diodes (1) which can be controlled independently of one another, wherein controlled laser diodes are each operated with an operating current (I), and wherein each laser diode can be operated for a proper operation in a nominal current range (?I), a step A) is carried out in which an input current (I_0) or an input voltage (U_0) is applied to the laser device. Furthermore, a step B) is carried out in which a characteristic value is determined that is representative of a number N of laser diodes that can be operated in the respective nominal current range with the input current applied in step A) or with the input voltage applied in step A). If the characteristic value is representative of N?1, M laser diodes are controlled in a step C) in such a way that the M laser diodes are each operated in the nominal current range, wherein 1?M?N is selected.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: December 24, 2024
    Assignee: OSRAM OLED GMBH
    Inventors: Roland Heinrich Enzmann, Hubert Halbritter, Michael Klein
  • Patent number: 12142712
    Abstract: A radiation-emitting semiconductor device (1) is specified, comprising a semiconductor body (2) having an active region (20) provided for generating radiation, a carrier (3) on which the semiconductor body is arranged and an optical element (4), wherein the optical element is attached to the semiconductor body by a direct bonding connection. Furthermore, a method for producing of radiation-emitting semiconductor devices is specified.
    Type: Grant
    Filed: October 26, 2023
    Date of Patent: November 12, 2024
    Assignee: OSRAM OLED GmbH
    Inventors: Roland Heinrich Enzmann, Hubert Halbritter, Martin Rudolf Behringer
  • Patent number: 12106980
    Abstract: In an embodiment an adhesive transfer stamp for transferring semiconductor chips includes a volume region including an electrically insulating material, at least one adhesive surface configured to receive a semiconductor chip and an electrically conductive element configured to electrically conductively connected to a ground conductor during operation and to dissipate electrical charges from the semiconductor chip to the ground conductor, wherein the volume region is embodied as a solid body, and wherein the volume region has at least one stepped structure.
    Type: Grant
    Filed: July 22, 2019
    Date of Patent: October 1, 2024
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Hubert Halbritter, Alexander Pfeuffer, Mikko Peraelae
  • Patent number: 12087743
    Abstract: A light-emitting window element includes a transparent first carrier layer, a transparent second carrier layer, a substrate with a plurality of light-emitting semiconductor chips arranged thereon, and an optical layer having an adjustable transparency. The substrate with the plurality of light-emitting semiconductor chips and the optical layer are arranged between the first and second carrier layers, and the first and second carrier layers, the substrate with the plurality of light-emitting semiconductor chips and the optical layer form a laminate composite.
    Type: Grant
    Filed: July 30, 2020
    Date of Patent: September 10, 2024
    Assignee: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Andreas Dobner, Hubert Halbritter
  • Publication number: 20240235164
    Abstract: In an embodiment a semiconductor emitter includes a semiconductor layer sequence having a plurality of active zones, each active zone including at least one quantum well layer and at least two barrier layers between which the at least one quantum well layer is embedded, and at least one tunnel diode located along a growth direction of the semiconductor layer sequence between adjacent active zones, wherein a thickness of the at least one tunnel diode is at most 40 nm, and wherein a distance between adjacent barrier layers of adjacent active zones, facing the at least one tunnel diode, is at most 50 nm.
    Type: Application
    Filed: January 27, 2022
    Publication date: July 11, 2024
    Inventors: Bruno Jentzsch, Hubert Halbritter, Alexander Behres, Alvaro Gomez-lglesias, Christian Lauer, Simon Baumann
  • Patent number: 12010774
    Abstract: A PWM controlled current source includes a selection input, a modulation input, a switchable current source which can be switched by means of a signal at a control terminal and whose current output is configured for connection to a load, and an inverter circuit including an input node and an output coupled to the control terminal. The inverter circuit has a capacitance conditioned by elements of the inverter circuit. A start signal can be supplied to the input node in dependence on a selection signal at the selection input, which controls the switchable current source via the inverter circuit. The PWM controlled current source also includes a voltage-to-current converter that generates a current derived from a modulation signal at the modulation input and supplies it to the input node. The supplied current disconnects the switchable current source after a time period predetermined by the conditioned capacitance.
    Type: Grant
    Filed: October 23, 2020
    Date of Patent: June 11, 2024
    Assignee: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventor: Hubert Halbritter
  • Patent number: 11990838
    Abstract: A driver circuit may include a first inductor with a first terminal coupled to a first voltage terminal and a first switch with a first and a second terminal. The first terminal of the first switch is coupled to a second terminal of the first inductor via a first node and the second terminal of the first switch is coupled to a second voltage terminal. Moreover, the driver circuit may include a diode with a first terminal coupled to the first node, an output terminal, and a first capacitor with a first electrode coupled to a second terminal of the diode and a second electrode coupled to the output terminal.
    Type: Grant
    Filed: December 23, 2021
    Date of Patent: May 21, 2024
    Assignee: ams-OSRAM International GmbH
    Inventors: Ann Russell, Joseph Gasiewicz, Syedhossein Mousavian, Somayeh Abnavi, Hubert Halbritter, Steffen Strauss
  • Patent number: 11979000
    Abstract: Surface-emitting semiconductor laser chip (1) comprising a carrier (20), a layer stack (10) arranged on the carrier (20) and having a layer plane (L) extending perpendicularly to the stacking direction (R), a front side contact (310) and a rear side contact (320), in which in operation a predetermined distribution of a current density (I) is achieved by means of current constriction in the layer stack (10), wherein in the carrier (20) an electrical through-connection (200) is provided, which extends from a bottom surface (20a) of the carrier (20) facing away from the layer stack (10) to a surface of the carrier (20) facing the layer stack (10), and the distribution of the current density (I) is significantly influenced by the shape and size of the cross-section of the through-connection (200) parallel to the layer plane (L) on the surface facing the layer stack.
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: May 7, 2024
    Assignee: OSRAM OLED GMBH
    Inventors: Tilman Rügheimer, Hubert Halbritter
  • Publication number: 20240136800
    Abstract: In an embodiment a semiconductor emitter includes a semiconductor layer sequence having a plurality of active zones, each active zone including at least one quantum well layer and at least two barrier layers between which the at least one quantum well layer is embedded, and at least one tunnel diode located along a growth direction of the semiconductor layer sequence between adjacent active zones, wherein a thickness of the at least one tunnel diode is at most 40 nm, and wherein a distance between adjacent barrier layers of adjacent active zones, facing the at least one tunnel diode, is at most 50 nm.
    Type: Application
    Filed: January 27, 2022
    Publication date: April 25, 2024
    Inventors: Bruno Jentzsch, Hubert Halbritter, Alexander Behres, Alvaro Gomez-lglesias, Christian Lauer, Simon Baumann
  • Patent number: 11892651
    Abstract: An optoelectronic component includes an optoelectronic semiconductor chip configured to emit electromagnetic radiation; an optically effective element arranged such that electromagnetic radiation emitted by the optoelectronic semiconductor chip passes through the optically effective element; and a housing, wherein the optoelectronic semiconductor chip is arranged in a cavity of the housing, the optically effective element includes a carrier, a first optically effective structure arranged on a top side of the carrier, and a cover arranged above the first optically effective structure.
    Type: Grant
    Filed: April 1, 2021
    Date of Patent: February 6, 2024
    Assignee: OSRAM OLED GmbH
    Inventors: Roland Enzmann, Hubert Halbritter, Markus Arzberger, Andreas Ploessl, Roland Schulz, Georg Rossbach, Bernd Boehm, Frank Singer, Matthias Sabathil