Patents by Inventor Jan Marfeld
Jan Marfeld 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).
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Publication number: 20240363367Abstract: In an embodiment a method includes providing a connecting element having a first main surface, applying a first frame-shaped metallization to or over a carrier and applying a first frame-shaped solder reservoir over the first main surface of the connecting element or applying the first frame-shaped metallization over the first main surface of the connecting element and applying the first frame-shaped solder reservoir over or to the carrier, wherein a width of the first frame-shaped solder reservoir is smaller than a width of the first frame-shaped metallization and liquefying a solder of the first frame-shaped solder reservoir so that a first frame-shaped solder layer is formed which mechanically connects the carrier and the connecting element to one another, the first frame-shaped solder layer having a seam which is formed during liquefying the solder of the first frame-shaped solder reservoir and surrounds the first frame-shaped solder layer.Type: ApplicationFiled: June 13, 2022Publication date: October 31, 2024Inventors: Johann Ramchen, Jörg Erich Sorg, Klaus Müller, Jan Marfeld, Steffen Strauss, Johann Walter
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Patent number: 12002901Abstract: An optoelectronic semiconductor component includes an optoelectronic semiconductor chip having a top area at a top side, a bottom area at an underside, at least one side area connecting the top area and the bottom area; electrical contact locations at the top area or at the bottom area of the optoelectronic semiconductor chip; and a molded body, wherein the molded body surrounds the optoelectronic semiconductor chip at all side areas at least in places, the molded body is electrically insulating, and the molded body is free of any conductive element that completely penetrates the molded body.Type: GrantFiled: June 22, 2023Date of Patent: June 4, 2024Assignee: OSRAM Opto Semiconductors GmbHInventors: Karl Weidner, Ralph Wirth, Axel Kaltenbacher, Walter Wegleiter, Bernd Barchmann, Oliver Wutz, Jan Marfeld
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Patent number: 11973317Abstract: In an embodiment, the semiconductor laser (1) comprises a semiconductor layer sequence (2) in which an active zone (22) for generating laser radiation (L) is located. Several electrical contact surfaces (5) serve for external electrical contacting of the semiconductor layer sequence (2). Several parallel ridge waveguides (3) are formed from the semiconductor layer sequence (2) and configured to guide the laser radiation (L) along a resonator axis, so that there is a separating trench (6) between adjacent ridge waveguides. At least one electrical feed (4) serves from at least one of the electrical contact surfaces (5) to guide the current to at least one of the ridge waveguides (3). A distance (A4) between the ridge waveguides is at most 50 ?m. The ridge waveguides (3) are electrically controllable individually or in groups independently of one another and/or configured for single-mode operation.Type: GrantFiled: March 13, 2019Date of Patent: April 30, 2024Assignee: OSRAM OLED GMBHInventors: Jan Marfeld, André Somers, Andreas Löffler, Sven Gerhard
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Publication number: 20230352617Abstract: An optoelectronic semiconductor component includes an optoelectronic semiconductor chip having a top area at a top side, a bottom area at an underside, at least one side area connecting the top area and the bottom area; electrical contact locations at the top area or at the bottom area of the optoelectronic semiconductor chip; and a molded body, wherein the molded body surrounds the optoelectronic semiconductor chip at all side areas at least in places, the molded body is electrically insulating, and the molded body is free of any conductive element that completely penetrates the molded body.Type: ApplicationFiled: June 22, 2023Publication date: November 2, 2023Inventors: Karl Weidner, Ralph Wirth, Axel Kaltenbacher, Walter Wegleiter, Bernd Barchmann, Oliver Wutz, Jan Marfeld
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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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Publication number: 20230116903Abstract: A light pixel projection module includes a pixel light source, a light pixel projection assembly for projecting a light pixel generated by the light pixel generating assembly, and an optical time-of-flight (ToF) measurement assembly for measuring a distance between the projection module and an external object. The ToF measurement assembly includes a ToF light source, a beam splitting optical device for splitting an incident light beam into a reflected main beam component and a transmitted and attenuated secondary beam component, and an APD-based ToF photodetector for light detection. The beam splitting optical device is arranged in the optical path of light beams emitted by the ToF light source such that it splits each light beam emitted by the ToF light source into a main beam component leaving the module and heading towards the external object and a secondary beam component remaining within the module and hitting the ToF photodetector.Type: ApplicationFiled: February 5, 2021Publication date: April 13, 2023Inventors: Massimo Cataldo MAZZILLO, Johann RAMCHEN, Jan MARFELD
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Publication number: 20220255292Abstract: A semiconductor laser device is specified comprising an edge emitting semiconductor laser diode, which emits laser light along a horizontal direction during operation, a reflector element, which deflects a first part of the laser light in a vertical direction, while a second part of the laser light continues to propagate in the horizontal direction, and a detector element, which is arranged at least partly in a beam path of the second part of the laser light. An optoelectronic beam deflection element for a semiconductor laser device is furthermore specified.Type: ApplicationFiled: May 26, 2020Publication date: August 11, 2022Inventors: Johann Ramchen, Andreas Fröhlich, Martin Haushalter, Jan Marfeld, Massimo Cataldo Mazzillo
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Publication number: 20220109082Abstract: 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: ApplicationFiled: December 16, 2021Publication date: April 7, 2022Inventors: Karl Weidner, Ralph Wirth, Axel Kaltenbacher, Walter Wegleiter, Bernd Barchmann, Oliver Wutz, Jan Marfeld
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Patent number: 11239386Abstract: An optoelectronic semiconductor component includes an optoelectronic semiconductor chip having a top area at a top side, a bottom area at an underside, side areas connecting the top area and the bottom area, and epitaxially produced layers; electrical n- and p-side contacts at the bottom area of the optoelectronic semiconductor chip; and an electrically insulating shaped body, wherein the shaped body surrounds the optoelectronic semiconductor chip at its side areas, and the epitaxially produced layers are free from the shaped body.Type: GrantFiled: April 17, 2020Date of Patent: February 1, 2022Assignee: OSRAM Opto Semiconductors GmbHInventors: Karl Weidner, Ralph Wirth, Axel Kaltenbacher, Walter Wegleiter, Bernd Barchmann, Oliver Wutz, Jan Marfeld
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Publication number: 20210399529Abstract: A semiconductor laser includes an edge-emitting laser diode, which has an active zone for generating laser radiation and a facet having a radiation exit region, and at least one photodiode. The facet is arranged on a main emission side of the laser diode. The photodiode is arranged in such a way that at least part of the laser radiation exiting at the facet reaches the photodiode.Type: ApplicationFiled: November 5, 2019Publication date: December 23, 2021Inventors: Jörg Erich SORG, Jan MARFELD, Stefan MORGOTT
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Publication number: 20210057884Abstract: In an embodiment, the semiconductor laser (1) comprises a semiconductor layer sequence (2) in which an active zone (22) for generating laser radiation (L) is located. Several electrical contact surfaces (5) serve for external electrical contacting of the semiconductor layer sequence (2). Several parallel ridge waveguides (3) are formed from the semiconductor layer sequence (2) and configured to guide the laser radiation (L) along a resonator axis, so that there is a separating trench (6) between adjacent ridge waveguides. At least one electrical feed (4) serves from at least one of the electrical contact surfaces (5) to guide the current to at least one of the ridge waveguides (3). A distance (A4) between the ridge waveguides is at most 50 ?m. The ridge waveguides (3) are electrically controllable individually or in groups independently of one another and/or configured for single-mode operation.Type: ApplicationFiled: March 13, 2019Publication date: February 25, 2021Inventors: Jan Marfeld, André Somers, Andreas Löffler, Sven Gerhard
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Publication number: 20200251612Abstract: An optoelectronic semiconductor component includes an optoelectronic semiconductor chip having a top area at a top side, a bottom area at an underside, side areas connecting the top area and the bottom area, and epitaxially produced layers; electrical n- and p-side contacts at the bottom area of the optoelectronic semiconductor chip; and an electrically insulating shaped body, wherein the shaped body surrounds the optoelectronic semiconductor chip at its side areas, and the epitaxially produced layers are free from the shaped body.Type: ApplicationFiled: April 17, 2020Publication date: August 6, 2020Inventors: Karl Weidner, Ralph Wirth, Axel Kaltenbacher, Walter Wegleiter, Bernd Barchmann, Oliver Wutz, Jan Marfeld
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Patent number: 10665747Abstract: 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, applying a phosphor layer at the at least one semiconductor chip, 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 removing the carrier, wherein the phosphor layer is applied before forming the shaped body.Type: GrantFiled: April 26, 2018Date of Patent: May 26, 2020Assignee: OSRAM Opto Semiconductors GmbHInventors: Karl Weidner, Ralph Wirth, Axel Kaltenbacher, Walter Wegleiter, Bernd Barchmann, Oliver Wutz, Jan Marfeld
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Patent number: 10431954Abstract: A laser component includes a housing, a laser chip arranged in the housing, and a conversion element for radiation conversion arranged in the housing wherein the conversion element is irradiatable with laser radiation of the laser chip. A method of producing such a laser component includes providing component parts of the laser component including a laser chip, a conversion element for radiation conversion and housing parts, and assembling the component parts of the laser component such that a housing is provided within which the laser chip and the conversion element are arranged, wherein the conversion element is irradiatable with laser radiation of the laser chip.Type: GrantFiled: July 19, 2017Date of Patent: October 1, 2019Assignee: OSRAM Opto Semiconductors GmbHInventors: Jan Seidenfaden, Jan Marfeld, Hubert Schmid, Soenke Tautz, Roland Enzmann
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Publication number: 20180248074Abstract: 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, applying a phosphor layer at the at least one semiconductor chip, 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 removing the carrier, wherein the phosphor layer is applied before forming the shaped body.Type: ApplicationFiled: April 26, 2018Publication date: August 30, 2018Inventors: Karl Weidner, Ralph Wirth, Axel Kaltenbacher, Walter Wegleiter, Bernd Barchmann, Oliver Wutz, Jan Marfeld
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Patent number: 10047915Abstract: An optical element is provided for beam shaping for radiation emitted by a radiation-emitting semiconductor chip. The optical element includes a radiation entrance face and a boundary surface different from the radiation entrance face with a first region and a second region. The first and second regions are arranged and embodied such that a first radiation portion of radiation entering the optical element through the radiation entrance face is reflected in the first region and after reflection in the first region is deflected in the second region towards a plane defined by the radiation entrance face.Type: GrantFiled: September 26, 2013Date of Patent: August 14, 2018Assignee: OSRAM GmbHInventors: Ales Markytan, Christian Gärtner, Horst Varga, Jan Marfeld, Janick Ihringer, Manfred Scheubeck, Roland Schulz, Alexander Linkov
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Patent number: 9985171Abstract: An optoelectronic semiconductor component includes an optoelectronic semiconductor chip having a top area at a top side, a bottom area at an underside, and side areas connecting the top area and the bottom area; electrical contact locations at the top area or at the bottom area of the optoelectronic semiconductor chip; and an electrically insulating shaped body, wherein the optoelectronic semiconductor chip is a flip-chip having the electrical contract locations only at one side, either the underside or the top side, the shaped body surrounds the optoelectronic semiconductor chip at its side areas, and the shaped body is free of a via that electrically connects the optoelectronic semiconductor chip.Type: GrantFiled: June 26, 2017Date of Patent: May 29, 2018Assignee: OSRAM Opto Semiconductors GmbHInventors: Karl Weidner, Ralph Wirth, Axel Kaltenbacher, Walter Wegleiter, Bernd Barchmann, Oliver Wutz, Jan Marfeld
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Publication number: 20180097154Abstract: In various embodiments, a light emitting component is provided. The light emitting component includes a plurality of light emitting semiconductor chips. The semiconductor chips are arranged on at least one carrier. The semiconductor chips are electrically contacted. The light emitting component further includes a converter. The converter is configured to convert light in a first wavelength range, said light being emitted by at least one portion of the light emitting semiconductor chips, at least partly into light in a second wavelength range. The converter is formed separately from the at least one carrier.Type: ApplicationFiled: September 29, 2017Publication date: April 5, 2018Inventors: Jan Marfeld, Christian Betthausen, Thomas Schlereth, Ivar Tangring
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Publication number: 20180026421Abstract: A laser component includes a housing, a laser chip arranged in the housing, and a conversion element for radiation conversion arranged in the housing wherein the conversion element is irradiatable with laser radiation of the laser chip. A method of producing such a laser component includes providing component parts of the laser component including a laser chip, a conversion element for radiation conversion and housing parts, and assembling the component parts of the laser component such that a housing is provided within which the laser chip and the conversion element are arranged, wherein the conversion element is irradiatable with laser radiation of the laser chip.Type: ApplicationFiled: July 19, 2017Publication date: January 25, 2018Inventors: Jan Seidenfaden, Jan Marfeld, Hubert Schmid, Soenke Tautz, Roland Enzmann
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Publication number: 20170294552Abstract: An optoelectronic semiconductor component includes an optoelectronic semiconductor chip having a top area at a top side, a bottom area at an underside, and side areas connecting the top area and the bottom area; electrical contact locations at the top area or at the bottom area of the optoelectronic semiconductor chip; and an electrically insulating shaped body, wherein the optoelectronic semiconductor chip is a flip-chip having the electrical contract locations only at one side, either the underside or the top side, the shaped body surrounds the optoelectronic semiconductor chip at its side areas, and the shaped body is free of a via that electrically connects the optoelectronic semiconductor chip.Type: ApplicationFiled: June 26, 2017Publication date: October 12, 2017Inventors: Karl Weidner, Ralph Wirth, Axel Kaltenbacher, Walter Wegleiter, Bernd Barchmann, Oliver Wutz, Jan Marfeld