公开(公告)号：US11425348B2

公开(公告)日：2022-08-23

申请号：US17286163

申请日：2019-10-14

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Klaus Flock ,  Hubert Halbritter

IPC: H04N9/31 ,  G02B26/08 ,  G02B27/01

Abstract: An optical display device includes a plurality of emitters configured to emit electromagnetic radiation in a main emission direction and at least one optical modulation unit which has an adjustable focal length. The emitters are arranged in a main plane and are separately controllable from one another. The optical modulation unit is arranged downstream of the emitters in the main emission direction. Images of the emitters are generated by means of the optical modulation unit, the images of the emitters each having a distance from the main plane which can be predetermined by means of the adjustable focal length. Methods of operating an optical display device are also disclosed.

公开(公告)号：US11205885B2

公开(公告)日：2021-12-21

申请号：US16490171

申请日：2018-04-16

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Roland Heinrich Enzmann ,  Hubert Halbritter ,  Markus Bröll

IPC: H01S5/0233 ,  H01S5/023 ,  H01S5/02 ,  H01S5/40 ,  H01S5/0235 ,  H01S5/042

Abstract: A method of producing laser bars or semiconductor lasers includes providing a carrier composite to form a plurality of carriers for the laser bars or for the semiconductor lasers, providing a semiconductor body composite including a common substrate and a common semiconductor layer sequence grown thereon, forming a plurality of separation trenches through the common semiconductor layer sequence such that the semiconductor body composite is divided into a plurality of semiconductor bodies, applying the semiconductor body composite to the carrier composite such that the separation trenches face the carrier composite, thinning or removing the common substrate, and singulating the carrier composite into a plurality of carriers, wherein a plurality of semiconductor bodies are arranged on one of the carriers, and the semiconductor bodies arranged on one common carrier are laterally spaced apart from one another by the separation trenches.

公开(公告)号：US20210218229A1

公开(公告)日：2021-07-15

申请号：US16989028

申请日：2020-08-10

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Peter Fuchs ,  Ann Russell ,  Thomas Falck ,  Hubert Halbritter ,  Bruno Jentzsch ,  Christian Lauer

IPC: H01S5/183 ,  H01S5/028 ,  H01S3/10

Abstract: 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.

公开(公告)号：US11061174B2

公开(公告)日：2021-07-13

申请号：US16086133

申请日：2017-03-16

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Roland Enzmann ,  Hubert Halbritter ,  Adrian Stefan Avramescu ,  Thomas Hager ,  Georg Roßbach

IPC: G02B5/18 ,  G02B27/09

Abstract: A diffractive optical element includes a carrier and a plurality of nano- or micro-scale rods arranged above a top side of the carrier, wherein the rods are arranged parallel to one another in a regular grid arrangement. A method of producing a diffractive optical element includes providing a carrier and epitaxially growing a plurality of mutually parallel nano- or micro-scale rods in a regular gird arrangement above a top side of the carrier.

公开(公告)号：US20200303600A1

公开(公告)日：2020-09-24

申请号：US16498763

申请日：2018-04-19

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Britta Göötz ,  Hubert Halbritter

IPC: H01L33/50 ,  H01L33/60 ,  H01L33/00

Abstract: An optoelectronic component and a method for manufacturing an optoelectronic component are disclosed. In an embodiment an optoelectronic component includes a diffractive optical element comprising at least one conversion material and a light source configured to emit primary radiation, wherein the conversion material is encapsulated in the diffractive optical element, and wherein the conversion material is arranged in a beam path of the primary radiation and is configured to convert the primary radiation at least partially into secondary radiation.

公开(公告)号：US20200036156A1

公开(公告)日：2020-01-30

申请号：US16491184

申请日：2018-03-20

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Andreas Wojcik ,  Hubert Halbritter ,  Josip Maric

IPC: H01S5/026 ,  H01S5/022 ,  H01S5/068 ,  H01S5/042

Abstract: A semiconductor radiation source includes at least one semiconductor chip that generates radiation; a controller with one or more switching elements configured for pulsed operation of the semiconductor chip; and at least one capacitor body, wherein the semiconductor chip directly electrically connects in a planar manner to the capacitor body, the controller electrically connects to a side of the semiconductor chip opposite the capacitor body, and the controller, the capacitor body and the semiconductor chip are stacked on top of each other so that the capacitor body is located between the control unit and the semiconductor chip.

公开(公告)号：US20190386452A1

公开(公告)日：2019-12-19

申请号：US16480071

申请日：2018-01-18

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Peter Brick ,  Hubert Halbritter

IPC: H01S5/00 ,  H01S5/42 ,  H01S5/40 ,  G01J3/10 ,  G01J3/28

Abstract: A radiation-emitting semiconductor arrangement includes at least one semiconductor body having an active region that generates a primary radiation, and includes a radiation conversion element, wherein the radiation conversion element converts the primary radiation at least partially into a secondary radiation during operation of the semiconductor arrangement, the radiation conversion element emits the secondary radiation at a narrow angle, the radiation conversion element emits the secondary radiation into a projected spatial angle of not more than π/5, and the semiconductor arrangement includes an optical deflector movable during operation of the semiconductor arrangement.

公开(公告)号：US20190252852A1

公开(公告)日：2019-08-15

申请号：US16338559

申请日：2017-10-26

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Hubert Halbritter ,  Andreas Wojcik

IPC: H01S5/022 ,  H01S5/00 ,  G02B6/42

CPC classification number: H01S5/02292 ,  G02B6/4214 ,  H01S5/0071 ,  H01S5/02228 ,  H01S5/02244 ,  H01S5/02252 ,  H01S5/02288 ,  H01S5/02296

Abstract: A laser component including a molded body, and a laser chip embedded into the molded body and configured to emit a laser beam in an emission direction, wherein a surface of the molded body includes a deflection section arranged and inclined relative to the emission direction such that a laser beam emitted by the laser chip impinges on the deflection section and is subjected to total internal reflection at the deflection section.

公开(公告)号：US12298528B2

公开(公告)日：2025-05-13

申请号：US17615722

申请日：2020-10-29

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Andreas Dobner ,  Uli Hiller ,  Peter Brick ,  Hubert Halbritter ,  Thomas Schwarz ,  Michael Wittmann ,  Stefan Groetsch ,  Simon Schwalenberg ,  Sebastian Wittmann

IPC: G02B27/12 ,  F21S8/00 ,  G02B1/04 ,  G02B5/26 ,  B60K35/00 ,  B60K35/22 ,  B60K35/60

Abstract: An optoelectronic device, in particular a display device, comprises: at least one optoelectronic light source, an at least partially transparent front layer, an at least partially transparent support layer, wherein the light source is arranged between the front layer and the support layer, wherein a front side of the light source faces the front layer and a rear side of the light source faces the support layer, and wherein a limiting device is provided in a circumferential direction around the light source, wherein the limiting device limits a spatial region, in which the light source emits light such that total internal reflection of the emitted light, in particular at an interface between the front layer and the outside, is avoided or at least reduced.

公开(公告)号：US12249807B2

公开(公告)日：2025-03-11

申请号：US17414671

申请日：2019-12-18

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Matthias Sperl ,  Hubert Halbritter ,  Peter Brick ,  Philipp McCaw ,  Dennis Sprenger

IPC: H01S5/42 ,  G02B1/00 ,  G02B27/09 ,  H01S5/02345 ,  H01S5/183

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.