Patents by Inventor Britta Göötz

Britta Göötz 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: 20190207066
    Abstract: An optoelectronic semiconductor chip and a method for producing an optoelectronic semiconductor chip are disclosed. In an embodiment an optoelectronic semiconductor chip includes a semiconductor layer sequence having a plurality of pixels, the semiconductor layer sequence comprising an active layer configured to generate electromagnetic radiation of a first wavelength range and a plurality of conversion elements, wherein each conversion element is configured to convert the radiation of the first wavelength range into radiation of a second wavelength range, wherein each pixel has a radiation exit surface and a conversion element is arranged on each radiation exit surface, and wherein each conversion element has a greater thickness in a central region than in a peripheral region.
    Type: Application
    Filed: August 2, 2017
    Publication date: July 4, 2019
    Inventors: Britta Göötz, Alexander Linkov
  • Patent number: 10319789
    Abstract: An optoelectronic component and a method for producing an optoelectronic component are disclosed. In embodiments, the method includes A) providing an auxiliary carrier; B) applying a sacrificial layer on the auxiliary carrier; C) applying a converter layer on the sacrificial layer, which includes quantum dots embedded in a matrix material or a luminescent polymer; D) providing a semiconductor layer sequence; E) optionally applying an adhesive layer on the semiconductor layer sequence; F) optionally bonding the converter layer on the semiconductor layer sequence by means of an adhesive layer, wherein the semiconductor layer sequence is configured to emit radiation; and G) removing the auxiliary carrier by means of optical, mechanical and/or chemical treatment and at least partially destroying the sacrificial layer.
    Type: Grant
    Filed: August 12, 2016
    Date of Patent: June 11, 2019
    Assignee: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Darshan Kundaliya, David O'Brien, Britta Göötz
  • Patent number: 10297727
    Abstract: A converter material includes a porous inorganic matrix material having a multiplicity of pores. A multiplicity of inorganic nanoparticles are applied on the surface of the matrix material. The nanoparticles are suitable for converting electromagnetic radiation in a first wavelength range into electromagnetic radiation in a second wavelength range. A method for producing such a converter material and an optoelectronic component that includes such a converter material are furthermore specified.
    Type: Grant
    Filed: November 4, 2013
    Date of Patent: May 21, 2019
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Ion Stoll, Britta Göötz
  • Patent number: 10288268
    Abstract: The invention relates to an illuminant (23) and a socket (20) for a lamp (15). The features of the socket (20) can be implemented also independently of the features of the illuminant (23). The illuminant (23) has a preferably planar illumination surface (24). One or more semiconductor lighting elements are arranged within an illuminant housing (30). The illuminant connection device (70) required for mechanical and electrical connection to the socket (20) is provided on the rear face (66) of the illuminant (23), said rear face (66) lying opposite the illumination surface (24). The dimensions of the illuminant are preferably greater than the dimensions of the socket (10) such that the illuminant (23) fully covers the socket when looking onto the illumination surface (24), resulting in a particularly appealing look. Said socket and illuminant (23) modularly achieve large total illumination surfaces in a lamp (15) and an appealing overall appearance in a very simple manner.
    Type: Grant
    Filed: October 18, 2011
    Date of Patent: May 14, 2019
    Assignees: Panasonic Corporation, OSRAM OLED GmbH, OLEDWorks GmbH
    Inventors: Ulrich Spintge, Karsten Diekmann, Britta Goeoetz, Steven Rossbach, Tom Munters, Vincent Johannes Jacobus Van Montfort
  • Patent number: 10236426
    Abstract: An optoelectronic semiconductor component and a method for producing an optoelectronic semiconductor component are disclosed. In an embodiment, the component includes a carrier, a multi-pixel semiconductor chip that emits electromagnetic radiation during operation, wherein the semiconductor chip is arranged on the carrier, and wherein the semiconductor chip has a plurality of individually activatable pixels capable of generating primary radiation and a wavelength conversion element for at least partially converting the primary radiation emitted from the semiconductor chip into electromagnetic secondary radiation, wherein an active zone of the multi-pixel semiconductor chip extends continuously over the plurality of pixels, and wherein the wavelength conversion element is implemented in one piece.
    Type: Grant
    Filed: March 30, 2017
    Date of Patent: March 19, 2019
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Britta Göötz, Wolfgang Mönch, Norwin von Malm
  • Patent number: 10224467
    Abstract: A method for producing a plurality of conversion elements (10) is specified, comprising providing a carrier substrate (1), introducing a converter material (3) into a matrix material (2), applying the matrix material (2) with the converter material (3) to individual regions (8) of the carrier substrate (1) in a non-continuous pattern, applying a barrier substrate (5) to the matrix material (2) and to the carrier substrate (1), and singulating the carrier substrate (1) with the matrix material (2) and the barrier substrate (5) into a plurality of conversion elements (10) along singulation lines (V), wherein the conversion elements (10) in each case comprise at least one of the regions (8) of the matrix material (2).
    Type: Grant
    Filed: June 10, 2015
    Date of Patent: March 5, 2019
    Assignee: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Hailing Cui, Norwin Von Malm, Britta Goeoetz, Robert Schulz, Dominik Schulten
  • Patent number: 10217910
    Abstract: A method of producing a light-emitting arrangement includes providing a carrier including a top side, attaching a multitude of first conversion elements on the top side of the carrier, wherein the first conversion elements are arranged in a lateral direction spaced apart from one another, attaching an encapsulation on the top side of the carrier, wherein the encapsulation covers the carrier and the first conversion elements at least sectionally, removing the encapsulation in regions between the first conversion elements, and attaching optoelectronic semiconductor chips between the first conversion elements.
    Type: Grant
    Filed: April 3, 2018
    Date of Patent: February 26, 2019
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Matthias Sabathil, Alexander Linkov, Britta Göötz, Georg Dirscherl
  • Patent number: 10153414
    Abstract: An optoelectronic component includes an optoelectronic semiconductor chip configured to emit electromagnetic radiation including a wavelength from a first spectral range, a wavelength-converting element configured to convert electromagnetic radiation including a wavelength from the first spectral range into electromagnetic radiation including a wavelength from a second spectral range, and a reflective element including a first reflectivity in the first spectral range and a second reflectivity in the second spectral range, wherein the first spectral range is below 1100 nm, and the second spectral range is above 1200 nm.
    Type: Grant
    Filed: March 18, 2016
    Date of Patent: December 11, 2018
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Hubert Halbritter, Britta Goeoetz
  • Patent number: 10147773
    Abstract: According to the present disclosure, an organic light-emitting diode device is disclosed with an organic light-emitting diode having a first main surface and a second main surface lying opposite the first main surface, an optically functional device having a first hollow space and a second hollow space, and a control element. The first hollow space is arranged on or over the first main surface, and the second hollow space is arranged below the second main surface. The first hollow space and the second hollow space are connected to one another by means of a fluid connection. An optically functional fluid is arranged in the optically functional device. The control element is configured to move the optically functional fluid to and fro between the first hollow space and the second hollow space.
    Type: Grant
    Filed: February 2, 2016
    Date of Patent: December 4, 2018
    Assignee: OSRAM OLED GMBH
    Inventors: Dominik Pentlehner, Andreas Rausch, Thomas Wehlus, Carola Diez, Nina Riegel, Britta Goeoetz, Georg Dirscherl
  • Patent number: 10103296
    Abstract: A method for producing optoelectronic semiconductor devices and an optoelectronic semiconductor device are disclosed. In an embodiment, the method includes providing a plurality of semiconductor chips for producing electromagnetic radiation, arranging the plurality of semiconductor chips in a plane, forming a housing body composite, at least some regions of which are arranged between the semiconductor chips, forming a plurality of conversion elements, wherein each conversion element comprises a wavelength-converting conversion material and is arranged on one of the semiconductor chips, encapsulating the plurality of conversion elements at least on their lateral edges by an encapsulation material, and separating the housing body composite into a plurality of optoelectronic semiconductor components.
    Type: Grant
    Filed: October 1, 2015
    Date of Patent: October 16, 2018
    Assignee: OSRAM OPTO SEMICONDUCTOR GMBH
    Inventors: Frank Singer, Britta Goeoetz, David Racz, Matthias Sperl
  • Publication number: 20180261735
    Abstract: A radiation-emitting optoelectronic semiconductor component and a method for producing the same are disclosed. In an embodiment the semiconductor component includes a radiation passage surface, through which light produced during the operation of the semiconductor component passes, a first barrier layer arranged on a top side of the radiation passage surface and in direct contact with the radiation passage surface, a conversion element arranged on the top side of the first barrier layer, a second barrier layer arranged on the top side of the conversion element and on the top side of the first barrier layer, wherein the first barrier layer and the second barrier layer together completely enclose the conversion element, and wherein the first barrier layer and the second barrier layer are in direct contact with each other at some points.
    Type: Application
    Filed: December 1, 2015
    Publication date: September 13, 2018
    Applicant: OSRAM Opto Semiconductors GmbH
    Inventors: Thomas SCHWARZ, Frank SINGER, Stefan ILLEK, Michael ZIZLSPERGER, Britta GÖÖTZ
  • Publication number: 20180261648
    Abstract: An optoelectronic semiconductor component is specified that has a semiconductor chip having a main side, the main side comprising a plurality of emission fields that are arranged next to one another. The emission fields are individually and independently actuatable and, during operation, they are each used to couple radiation out of the semiconductor chip. The main side has reflective partitions mounted on it that are arranged between adjacent emission fields and at least partially surround the emission fields in a plan view of the main side. In addition, the main side has a conversion element mounted on it, having an underside, which faces the semiconductor chip, and an averted top. The partitions are formed from a different material from the semiconductor material of the semiconductor chip and jut out from the semiconductor chip in a direction away from the main side.
    Type: Application
    Filed: December 2, 2015
    Publication date: September 13, 2018
    Applicant: OSRAM Opto Semiconductors GmbH
    Inventors: Britta Göötz, Walter Wegleiter, Stefan Grötsch
  • Publication number: 20180233634
    Abstract: A method of producing a light-emitting arrangement includes providing a carrier including a top side, attaching a multitude of first conversion elements on the top side of the carrier, wherein the first conversion elements are arranged in a lateral direction spaced apart from one another, attaching an encapsulation on the top side of the carrier, wherein the encapsulation covers the carrier and the first conversion elements at least sectionally, removing the encapsulation in regions between the first conversion elements, and attaching optoelectronic semiconductor chips between the first conversion elements.
    Type: Application
    Filed: April 3, 2018
    Publication date: August 16, 2018
    Inventors: Matthias Sabathil, Alexander Linkov, Britta Göötz, Georg Dirscherl
  • Patent number: 10008639
    Abstract: A method for producing optoelectronic semiconductor components (100) is specified, wherein a carrier (1) having a carrier main side (11) is provided. Furthermore, a plurality of singulated optoelectronic semiconductor chips (2) are provided, wherein the semiconductor chips (2) each have a main emission side (21) and a contact side (22) opposite the main emission side (21). The singulated semiconductor chips (2) are then applied to the carrier main side (11), such that the contact side (22) in each case faces the carrier main side (11). In regions between the semiconductor chips, a mask frame (3) is applied, wherein the mask frame (3) is a grid of partitions (31). In a plan view of the carrier main side (11), each semiconductor chip (2) is surrounded all around by the partitions (31). The semiconductor chips (2) are potted with a conversion material (4) such that a conversion element (41) is respectively formed on the semiconductor chips (2).
    Type: Grant
    Filed: February 20, 2015
    Date of Patent: June 26, 2018
    Assignee: OSRAM OPTO SEMICONDUCTOR GMBH
    Inventors: Britta Göötz, Frank Singer, Lutz Höppel, Jürgen Moosburger
  • Publication number: 20180158993
    Abstract: A method for producing at least one optoelectronic semiconductor component and an optoelectronic semiconductor component are disclosed. In an embodiment, the method includes providing a semiconductor layer sequence comprising a first semiconductor material configured to emit a first radiation and applying a conversion element at least partially on the semiconductor layer sequence via a cold method, wherein the conversion element comprises a second semiconductor material, and wherein the second semiconductor material is configured to convert the first radiation into a second radiation.
    Type: Application
    Filed: November 17, 2017
    Publication date: June 7, 2018
    Inventors: Britta Goeoetz, Alexander Behres, Darshan Kundaliya
  • 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
  • Patent number: 9978734
    Abstract: A light-emitting arrangement includes a radiation-emitting semiconductor chip that, during operation, emits primary radiation at least from a main emission surface, a first conversion element that absorbs part of the primary radiation and emits secondary radiation, and a deflection element that causes a direction change for part of the primary radiation, wherein the first conversion element is arranged in a lateral direction next to the radiation-emitting semiconductor chip, the deflection element guides part of the primary radiation onto the first conversion element, and the light-emitting arrangement, in operation, emits mixed light including the primary radiation and the secondary radiation.
    Type: Grant
    Filed: January 26, 2015
    Date of Patent: May 22, 2018
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Matthias Sabathil, Alexander Linkov, Britta Göötz, Georg Dirscherl
  • 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
  • Publication number: 20180076366
    Abstract: An optoelectronic component includes an optoelectronic semiconductor chip configured to emit electromagnetic radiation including a wavelength from a first spectral range, a wavelength-converting element configured to convert electromagnetic radiation including a wavelength from the first spectral range into electromagnetic radiation including a wavelength from a second spectral range, and a reflective element including a first reflectivity in the first spectral range and a second reflectivity in the second spectral range, wherein the first spectral range is below 1100 nm, and the second spectral range is above 1200 nm.
    Type: Application
    Filed: March 18, 2016
    Publication date: March 15, 2018
    Inventors: Hubert HALBRITTER, Britta GOEOETZ
  • Patent number: 9911940
    Abstract: The invention relates to an organic light-emitting diode (1000) with an organic layer sequence (100). The organic layer sequence (100) comprises a first organic emitter layer (1) for generating electromagnetic radiation of a first wavelength range (10) and a second organic emitter layer (2) for generating electromagnetic radiation of a second wavelength range (20). A charge carrier generation layer sequence (33), CGL for short, is arranged between the first (1) and the second (2) emitter layer, and the first emitter layer (1) and the second emitter layer (2) are electrically connected in series via said CGL. The CGL (33) additionally has a converter material which converts the radiation of the first (10) and/or the second (20) wavelength range at least partially into radiation of a third wavelength range (30). In this manner, the organic light-emitting diode (1000) can emit mixed light with components of the first (10), second (20), and third (30) wavelength range.
    Type: Grant
    Filed: July 31, 2015
    Date of Patent: March 6, 2018
    Assignee: OSRAM OLED GmbH
    Inventors: Andreas Rausch, Carola Diez, Nina Riegel, Dominik Pentlehner, Britta Goeoetz