公开(公告)号：US11156759B2

公开(公告)日：2021-10-26

申请号：US17039422

申请日：2020-09-30

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Peter Brick ,  Jean-Jacques Drolet ,  Hubert Halbritter ,  Laura Kreiner ,  Thomas Schwarz ,  Tilman Ruegheimer ,  Frank Singer

IPC: F21V8/00 ,  G02B27/01 ,  H01L25/075

Abstract: The invention relates to various aspects of a μ-LED or a μ-LED array for augmented reality or lighting applications, in particular in the automotive field. The μ-LED is characterized by particularly small dimensions in the range of a few μm.

公开(公告)号：US11152423B2

公开(公告)日：2021-10-19

申请号：US16098283

申请日：2017-05-11

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Peter Brick ,  Matthias Sabathil ,  Frank Singer ,  Thomas Schwarz

IPC: H01L27/15 ,  H01L25/075 ,  H01L33/58 ,  H01L33/08 ,  H01L33/62

Abstract: An optical assembly and a display device are disclosed. In an embodiment an optical assembly includes a common carrier, a plurality of first chip groups, each first chip group comprising at least two similar luminescence diode chips, a plurality of second chip groups, each second chip group comprising at least two similar luminescence diode chips, wherein the first and second chip groups are arranged planar along a regular grid of first unit cells on a main surface of the common carrier and an optical element arranged downstream of the first and second chip groups with respect to a main radiation direction, wherein the luminescence diode chips of the different chip groups are configured to emit electromagnetic radiation of different wavelength characteristics.

公开(公告)号：US11121291B2

公开(公告)日：2021-09-14

申请号：US16495241

申请日：2018-03-19

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Peter Brick ,  Hubert Halbritter ,  Mikko Perälä

IPC: H01L33/50 ,  H01L33/58 ,  H01L25/075 ,  H01L25/16 ,  G09F9/33

Abstract: A display device is disclosed. In an embodiment a device includes at least one optoelectronic semiconductor component configured to generate primary radiation, a plurality of pixels, wherein each pixel includes at least a first subpixel configured to generate radiation in a first spectral range and a second subpixel configured to generate radiation in a second spectral range different from the first spectral range, wherein the first and second subpixels are each assigned an active region of the semiconductor component; and a radiation conversion element arranged downstream of at least some of the active regions, wherein the radiation conversion element configured to at least partially convert the primary radiation into a secondary radiation and to radiate the secondary radiation at a narrow angle.

公开(公告)号：US11054552B2

公开(公告)日：2021-07-06

申请号：US16067364

申请日：2016-12-29

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Peter Brick ,  Christopher Wiesmann

IPC: G02B5/00 ,  G02B5/02 ,  G02F1/13357 ,  F21V8/00 ,  G02B3/08 ,  B29D11/00 ,  H01L33/58 ,  H01L25/075 ,  G02F1/1335

Abstract: An optoelectronic lighting apparatus includes a reflector having a reflector face, an optical component arranged at a distance from the reflector face and opposite the reflector face, and a light-emitting component arranged on the reflector face and having a light-emitting face, wherein the optical component has a plurality of differently configured reflection elements for reflection, in a direction of the reflector face, of electromagnetic radiation emitted by the light-emitting face.

公开(公告)号：US11041603B2

公开(公告)日：2021-06-22

申请号：US16605106

申请日：2018-04-26

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Peter Brick ,  Henning Rehn

IPC: G02B1/113 ,  G02B5/00 ,  F21Y115/30 ,  H01L25/075 ,  H01L33/62 ,  F21V5/04 ,  F21V15/01 ,  F21V5/00 ,  F21V23/00 ,  F21Y103/10 ,  F21Y115/10 ,  F21V9/30 ,  H01L27/15

Abstract: An illumination device and a method for producing an illumination device are disclosed. In an embodiment an illumination device includes a light emitting element and an optical device with a first lens and a second lens, wherein the light emitting element has an emission surface on a side facing the optical device, wherein the optical device is subordinated to the light emitting element in a radiation direction, wherein the first lens is arranged on a side of the optical device facing the light emitting element, wherein a material, which has a refractive index different from a material of the first lens, is arranged between the first lens and the light emitting element, wherein a first surface of the first lens facing the light emitting element has a radius of curvature of at least 200 mm and a second surface of the first lens facing away from the light emitting element has a radius of curvature of at least 200 mm, and wherein the first lens has a thickness of at least twice an edge length of the emission surface.

公开(公告)号：US10904450B2

公开(公告)日：2021-01-26

申请号：US16083114

申请日：2017-03-09

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Peter Brick

IPC: H04N5/235 ,  H04N5/225 ,  H04N5/232 ,  H04N5/33 ,  G06K9/00 ,  G09G3/34

Abstract: A method of illuminating a face of a person including recording a first image imaging the face of the person, determining an eye region in the imaged face, and illuminating the face of the person, a first region corresponding to the eye region determined, of the face being illuminated such that dazzling of the eyes of the person can be reduced.

公开(公告)号：US20190326482A1

公开(公告)日：2019-10-24

申请号：US16466641

申请日：2017-11-29

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Peter Brick ,  Ulrich Streppel ,  Christopher Wiesmann

IPC: H01L33/50 ,  H01L33/60

Abstract: An optoelectronic component may include at least one semiconductor chip for emitting electromagnetic radiation, a conversion element, and an optical element. The conversion element may at least partially convert primary radiation emitted by the semiconductor chip(s) into secondary radiation where the conversion element is arranged downstream of the semiconductor chip(s) in the emission direction and is arranged on the semiconductor chip(s). The optical element may be arranged downstream of the conversion element in the emission direction and where the conversion element is subdivided into individual portions.

公开(公告)号：US20190302469A1

公开(公告)日：2019-10-03

申请号：US16366558

申请日：2019-03-27

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Peter Brick ,  Hubert Halbritter ,  Mikko Perälä

IPC: G02B27/22 ,  H04N13/305

Abstract: A radiation-emitting device including a radiation source, an emission surface through which radiation from the radiation source passes during operation, wherein the emission surface includes a plurality of pixels, each pixel includes a plurality of subpixels, in plan view of the emission surface, each pixel forms a partial area of the emission surface and each subpixel forms a portion of such partial area, for each pixel, at least first subpixels are operable individually and independently of one another, and all subpixels of a pixel together make up at most 50% of the area of the pixel so that in simultaneous operation of all subpixels radiation is emitted via at most 50% of the area of the pixel.

公开(公告)号：US09693416B2

公开(公告)日：2017-06-27

申请号：US14769152

申请日：2014-02-06

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Felix Kimme ,  Peter Brick

IPC: H04N5/222 ,  H05B33/08 ,  H04N5/225 ,  H04N9/73 ,  G03B15/02 ,  G03B15/05 ,  H05B37/02

CPC classification number: H05B33/0872 ,  G03B15/02 ,  G03B15/05 ,  G03B2215/0567 ,  G03B2215/0571 ,  H04N5/2256 ,  H04N9/73 ,  H04N9/735 ,  H05B37/0218

Abstract: In a method, a spectral performance of the electromagnetic radiation is chosen in such a way that an integral of the spectral performance across a wave length interval between 380 nm and 780 nm has a nominal value, an integral of the spectral performance across a wave length interval between 420 nm and 460 nm has a first value, an integral of the spectral performance across a wave length interval between 510 nm and 550 nm has a second value, and an integral of the spectral performance across a wave length interval between 580 nm and 620 nm has a third value. The ratios of these values are chosen to be within certain ranges.

公开(公告)号：US20170160590A1

公开(公告)日：2017-06-08

申请号：US15325450

申请日：2015-05-29

Applicant: OSRAM OPTO Semiconductors GmbH

Inventor： Felix Kimme ,  Christopher Koelper ,  Peter Brick

IPC: G02F1/1335 ,  G02B5/12 ,  G02B5/13 ,  G02B5/124 ,  G02B5/128

Abstract: In various embodiments, a backlighting device is provided. The backlighting device may include a plurality of semiconductor light sources arranged in a plane and serving for generating light radiation, and a side wall arranged laterally with respect to the semiconductor light sources, where the side wall is inclined with respect to the plane predefined by the semiconductor light sources, and wherein the side wall is retroreflective at a side which can be irradiated with light radiation of the semiconductor light sources.