Patents Assigned to OSRAM
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Publication number: 20230298507Abstract: An apparatus comprises a display screen, and an optical sensor module which is disposed behind the display screen. The optical sensor module further comprises a light emitter operable to generate light having a wavelength for transmission through the display screen toward a target object. A light sensor is operable to sense light reflected by the target object and having the wavelength. A reducer is arranged for reducing the optical power density by increasing a diameter of a light beam generated by the light emitter on the display screen, wherein the reducer is disposed between the light emitter and the display screen so as to intersect the light beam generated by the light emitter.Type: ApplicationFiled: June 11, 2021Publication date: September 21, 2023Applicant: ams-OSRAM AGInventors: Mario MANNINGER, Jens GEIGER, Klaus SCHMIDEGG, Laurent NEVOU, Nemanja NIKETIC, Igor GUREVICH, Bassam HALLAL
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Patent number: 11760929Abstract: The invention relates to a conversion element comprising a wavelength-converting conversion material, a matrix material in which the conversion material is inserted, and a substrate on which the matrix material and the conversion material are directly arranged, the matrix material comprising at least one condensed sol-gel material selected from the following group: water glass, metal phosphate, aluminium phosphate, monoaluminium phosphate, modified monoaluminium phosphate, alkoxytetramethoxysilane, tetraethyl orthosilicate, methyltrimethoxysilane, methyltriethoxysilane, titanium alkoxide, silica sol, metal alkoxide, metal oxane or metal alkoxane, the conversion element being arranged in the beam path of a laser source, the conversion element being mounted in a mechanically immobile manner in relation to the laser source, and the radiation of the laser source being dynamically arranged in relation to the conversion element.Type: GrantFiled: November 13, 2019Date of Patent: September 19, 2023Assignee: OSRAM Opto Semiconductors GmbHInventors: Jörg Frischeisen, Nusret Sena Gueldal, Angela Eberhardt, Vesna Mueller, Florian Peskoller, Pascal Rabenbauer, Thomas Huckenbeck, Jürgen Bauer
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Patent number: 11764330Abstract: In an embodiment, an optoelectronic semiconductor component includes a first semiconductor layer of a first conductivity type, a second semiconductor layer of a second conductivity type, wherein a respective semiconductor material of the first and second semiconductor layers are each a compound semiconductor material including a first, a second and a third composition element, and a second contact region configured to electrically contact the second semiconductor layer, wherein the first semiconductor layer is patterned and arranged over the second semiconductor layer, wherein the second contact region is arranged between patterned regions of the first semiconductor layer, wherein the second contact region comprises a second metallic contact layer and a semiconductor contact layer between the second metallic contact layer and the second semiconductor layer, wherein a semiconductor material of the semiconductor contact layer includes the first, second and third composition elements, and wherein a concentrationType: GrantFiled: August 9, 2019Date of Patent: September 19, 2023Assignee: OSRAM OLED GmbHInventors: Mohammad Tollabi Mazraehno, Mariel Grace Jama, Hans-Jürgen Lugauer, Alexander Pfeuffer
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Patent number: 11761601Abstract: In an embodiment an automotive solid-state headlamp includes a lamp body extending in a longitudinal direction, the lamp body having a rear base portion and a front portion and including a support member disposed in a light-transmissive housing, a plurality of solid-state light sources arranged on the support member at the rear base portion of the lamp body, and a drive circuitry electrically coupled to the light sources and arranged at the rear base portion of the lamp body and configured to operate the plurality of light sources when energized, wherein the plurality of light sources, when energized, are configured to cause the solid-state lamp to emit, through the light-transmissive housing (a) a luminous flux of at least 1500 lumens +/?10% when energized with a 13.2 Volt test voltage, or of at least 1750 lumens +/?10% when energized with a 28 Volt test voltage, or (b) a luminous flux of at least 1350 lumens +/?10% when energized with a 13.Type: GrantFiled: March 22, 2021Date of Patent: September 19, 2023Assignee: OSRAM GmbHInventors: Christian Seichter, Kevin Bayer, Hans Guenter Mayer, Ralf Lindner
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Patent number: 11763731Abstract: A display apparatus includes a multiplicity of picture elements for emitting visible light in different colors in an adjustable manner by means of a plurality of semiconductor layer sequences. Each of the picture elements has a plurality of types of pixels and each type of pixels is configured for emitting light of a specific color. The pixels are each subdivided into a plurality of sub-pixel. All the sub-pixels are configured for emitting light of the same color out of the display apparatus without further color change. At least two sub-pixels within each pixel have emission areas of different sizes. An electrical control unit is assigned to each pixel. The control units are each configured to automatically control the sub-pixels of a relevant pixel depending on an energization intensity in such a way that a light-emitting area of the relevant pixel increases in stepped fashion with the energization intensity.Type: GrantFiled: April 27, 2020Date of Patent: September 19, 2023Assignee: OSRAM OPTO SEMICONDUCTORS GMBHInventors: Brendan Holland, Gunnar Petersen, Daniel Richter
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Patent number: 11764339Abstract: 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: GrantFiled: December 22, 2021Date of Patent: September 19, 2023Assignee: OSRAM Opto Semiconductors GmbHInventors: Andreas Biebersdorf, Laura Kreiner, Stefan Illek, Ines Pietzonka, Petrus Sundgren, Christoph Klemp, Felix Feix, Christian Berger, Ana Kanevce
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Patent number: 11757065Abstract: A light-emitting component a first layer stack configured to generate light, at least one additional layer stack configured to generate light, where each of the first layer stack and the at least one additional layer stack are separately drivable from one another and where an auxiliary structure is arranged between the first layer stacks and the at least one additional layer stacks.Type: GrantFiled: September 28, 2021Date of Patent: September 12, 2023Assignee: OSRAM OLED GmbHInventors: Daniel Riedel, Andreas Rausch, Ulrich Niedermeier
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Patent number: 11757259Abstract: The invention relates to an edge-emitting semiconductor laser comprising —at least two laser diodes, each of which is designed to generate electromagnetic radiation, wherein —the laser diodes are arranged on top of one another in a vertical direction, —the laser diodes are monolithically connected to one another, and —at least one frequency-stabilizing element is arranged in an end region of the laser diodes. The invention also relates to a method for producing an edge-emitting semiconductor laser.Type: GrantFiled: August 18, 2020Date of Patent: September 12, 2023Assignee: OSRAM OPTO SEMICONDUCTORS GMBHInventor: Martin Mueller
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Patent number: 11757254Abstract: An optoelectronic semiconductor device comprises a plurality of laser devices. Each of the laser devices is configured to emit electromagnetic radiation. The laser devices are horizontally arranged. A first laser device of the plurality of laser devices is configured to emit electromagnetic radiation having a first wavelength different from the wavelength of a further laser device of the plurality of laser devices. A difference between the first wavelength and the wavelength of the further laser device is less than 20 nm.Type: GrantFiled: August 10, 2020Date of Patent: September 12, 2023Assignee: OSRAM OPTO SEMICONDUCTORS GMBHInventors: Peter Fuchs, Ann Russell, Thomas Falck, Hubert Halbritter, Bruno Jentzsch, Christian Lauer
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Patent number: 11756479Abstract: A display device includes pixels-arranged in an array with rows and columns, column lines, each connected to the pixels of one of the columns, row lines, each connected to the pixels of one of the rows, and a control unit connected to the column lines and the row lines. The control unit is configured to generate a column pulse for a selected one of the column lines and generate a data signal for a selected row line from the row lines. The data signal includes a set pulse which, when the pixel is set to a radiating state, is applied at least in part to the pixel connected to the selected column and row line when the column pulse is applied to the pixel, and drives the pixel such that a light emission of the pixel depends on the time offset between the column pulse and the set pulse.Type: GrantFiled: February 20, 2020Date of Patent: September 12, 2023Assignee: OSRAM OPTO SEMICONDUCTORS GMBHInventors: Thorsten Frank Baumheinrich, Hubert Halbritter
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Publication number: 20230283040Abstract: The invention relates to a method for producing a radiation-emitting semiconductor body, including the following steps: providing a growth substrate having a main surface; producing a plurality of distributor structures on the main surface of the growth substrate; epitaxially depositing a compound semiconductor material on the main surface of the growth substrate, wherein the epitaxial growth of the compound semiconductor material varies along the main surface because of the distributor structures, such that the epitaxial deposition produces an epitaxial semiconductor layer sequence having at least a first emitter region and a second emitter region on the main surface, the first emitter region and the second emitter region being laterally adjacent to each other in a top view of a main surface of the semiconductor body, and the first emitter region and the second emitter region producing electromagnetic radiation of different wavelength ranges during operation.Type: ApplicationFiled: July 20, 2021Publication date: September 7, 2023Applicant: ams-OSRAM International GmbHInventors: Jan Wagner, Lars Naehle, Sven Gerhard, Alfred Lell, Harald Koenig, Christoph Eichler, Georg Brüderl, Martin Rudolf Behringer
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Patent number: 11749776Abstract: A method of producing an optoelectronic semiconductor component includes providing a carrier; arranging at least one optoelectronic semiconductor chip at a top side of the carrier, wherein the semiconductor chip includes semiconductor layers deposited on a substrate; forming a shaped body around the at least one optoelectronic semiconductor chip, wherein the shaped body surrounds all side areas of the at least one optoelectronic semiconductor chip and at least some of the layers deposited on the substrate are free of the shaped body such that these layers are not covered or completely exposed; and removing the carrier.Type: GrantFiled: December 16, 2021Date of Patent: September 5, 2023Assignee: OSRAM Opto Semiconductors GmbHInventors: Karl Weidner, Ralph Wirth, Axel Kaltenbacher, Walter Wegleiter, Bernd Barchmann, Oliver Wutz, Jan Marfeld
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Patent number: 11749959Abstract: The invention relates to a semiconductor laser including a carrier, an edge-emitting laser diode which is arranged on the carrier and which has an active zone for generating laser radiation and a facet with a radiation exit area, an optical element which covers the facet, a connecting material which is arranged between the optical element and the facet, a molded body which covers the laser diode and the optical element at least in places, wherein the optical element is at least partially transparent to the laser radiation emitted by the laser diode during operation, and the optical element is designed to change the main propagation direction of the laser radiation entering the optical element during operation.Type: GrantFiled: July 15, 2019Date of Patent: September 5, 2023Assignee: OSRAM OLED GMBHInventors: Jörg Erich Sorg, Frank Singer, Christoph Koller
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Patent number: 11749967Abstract: In an embodiment a laser diode includes a surface emitting semiconductor laser configured to emit electromagnetic radiation and an optical element arranged downstream of the semiconductor laser in a radiation direction, wherein the optical element includes a diffractive structure or a meta-optical structure or a lens structure, wherein the optical element and the semiconductor laser are cohesively connected to each other, and wherein the semiconductor laser and the optical element are integrated with the laser diode.Type: GrantFiled: December 22, 2021Date of Patent: September 5, 2023Assignee: OSRAM OLED GmbHInventors: Frank Singer, Hubert Halbritter
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Patent number: 11745415Abstract: An optoelectronic semiconductor component and a 3D printer are disclosed. In an embodiment the component includes a carrier and a plurality of individually controllable pixels, wherein the pixels are mounted on the carrier and are formed from at least one semiconductor material, and wherein the pixels are configured to emit radiation having a wavelength of maximum intensity of 470 nm or less.Type: GrantFiled: February 1, 2021Date of Patent: September 5, 2023Assignee: OSRAM OLED GmbHInventors: Nikolaus Gmeinwieser, Norwin von Malm
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Patent number: 11749187Abstract: A component for a display device, a display device and a method for operating the display device, a computer program and a storage medium are disclosed. The component comprises LED chips arranged in rows, wherein one red, one green and one blue LED chip are arranged alternately per row in the extension direction of the respective row and per column obliquely to the extension direction, and the rows have an offset from one another in the extension direction.Type: GrantFiled: March 11, 2020Date of Patent: September 5, 2023Assignee: OSRAM Opto Semiconductors GmbHInventor: Daniel Richter
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Patent number: 11742633Abstract: An optoelectronic component includes a layer structure including an active zone that generates electromagnetic radiation and is arranged in a plane, wherein the layer structure includes a top side and four side faces, first and third side faces are arranged opposite one another, second and fourth side faces are arranged opposite one another, a strip-shaped ridge structure is arranged on the top side of the layer structure and extends between the first side face and the third side face, the first side face constitutes an emission face for electromagnetic radiation, wherein a first recess is introduced into the top side of the layer structure laterally alongside the ridge structure, a second recess is introduced into the first recess, the second recess extends as far as the second side face, and at least one third recess is introduced into a base face of the first recess laterally alongside the ridge structure.Type: GrantFiled: February 10, 2021Date of Patent: August 29, 2023Assignee: OSRAM OLED GmbHInventors: Sven Gerhard, Alfred Lell, Clemens Vierheilig, Andreas Löffler
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Publication number: 20230266313Abstract: It is proposed to use self-mixing interferometry for determining an absorption. The monitoring device for use in lateral flow testing for detecting presence or amount of an analyte in a liquid includes a housing, the housing including a carrier holder for holding a carrier for transport of the liquid; at least a first light source which is a resonant-cavity light source having a cavity; and an evaluation unit, operationally connected to at least the first light source for detecting a measurement signal. The first light source is structured and arranged to illuminate with light a test range in a test area of a carrier held in the carrier holder; and to couple back into the cavity of the first light source a portion of the light coming back from the test range.Type: ApplicationFiled: July 13, 2021Publication date: August 24, 2023Applicant: ams-OSRAM AGInventors: Erik Jan LOUS, Thomas STOCKMEIER
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Publication number: 20230265981Abstract: The disclosure relates to a halogen lamp replacement, in particular for car headlights, having a carrier plate which is covered on both main surfaces by structured electrically conductive layers, to which at least one respective light-emitting component, in particular at least one respective light-emitting-diode chip, is attached, the carrier plate being designed to dissipate heat generated by the light-emitting components to a heat sink formed by a coupling structure.Type: ApplicationFiled: December 1, 2020Publication date: August 24, 2023Applicants: OSRAM Opto Semiconductors GmbH, OSRAM Opto Semiconductors GmbHInventors: Martin BRANDL, Clemens HOFMANN, Daniel RICHTER
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Patent number: 11735682Abstract: A semiconductor device includes a first semiconductor body including a substrate having a first thickness, wherein the first semiconductor body includes a first active zone that generates or receives radiation, and a second semiconductor body having a second thickness smaller than the first thickness and including a tear-off point is arranged on the substrate and connected in an electrically conducting manner to the first semiconductor body, wherein the second semiconductor body includes a second active zone that generates or receives radiation, and the second active zone generates radiation and the first active zone detects the radiation, and the first semiconductor body includes contacts on its underside for connection to the semiconductor device.Type: GrantFiled: October 16, 2018Date of Patent: August 22, 2023Assignee: OSRAM OLED GmbHInventors: Tilman Ruegheimer, Hubert Halbritter