Patents Assigned to OSRAM
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Patent number: 10037979Abstract: A surface-mountable multi-chip component includes a carrier having a first connection element, a second connection element and third connection element that are electrically insulated from one another. A first semiconductor chip is arranged on the first connection element and electrically connected to the first and second connection elements. The first connection element forms a first electrode and the second connection element forms a second electrode for the first semiconductor chip. A second semiconductor chip is arranged on the second connection element and electrically connected to the second and third connection elements. The third connection element forms a first electrode and the second connection element forms a second electrode for the second semiconductor chip. The second connection element forms a common cathode or anode for the first and second semiconductor chips during operation.Type: GrantFiled: January 30, 2015Date of Patent: July 31, 2018Assignee: OSRAM Opto Semiconductors GmbHInventor: Stefan Morgott
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Publication number: 20180212127Abstract: An optoelectronic component includes a semiconductor chip configured to emit radiation at least via a main radiation surface, a converter element arranged in a beam path of the semiconductor chip, an encapsulating element including a cover element and a side element and forming at least a seal for the converter element against environmental influences, wherein the cover element is arranged above the converter element and the side element, in the cross-section, is arranged laterally to the semiconductor chip and converter element and surrounds the semiconductor chip, the side element and the cover element are in direct contact at least in regions, and the side element includes at least one metal and is in direct contact with the converter element in the lateral direction.Type: ApplicationFiled: July 13, 2016Publication date: July 26, 2018Applicant: OSRAM Opto Semiconductors GmbHInventors: David O'Brien, Siegfried Herrmann
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Publication number: 20180212107Abstract: An optoelectronic semiconductor chip is disclosed. In an embodiment, the chip includes a semiconductor layer sequence with a first side, a second side and an active zone and at least one via electrically contacting the first side with the second side through the active zone, wherein the via has a base region including a cylinder, a truncated cone or a truncated pyramid, wherein the via is surrounded in a lateral direction by an electric insulation layer, wherein the via has a contact region including a truncated cone, a truncated pyramid, or a spherical or aspherical body, wherein the contract region directly follows the base region, wherein the contact region is in direct contact with the second side, wherein a first flank angle of the base region is different from a second flank angle of the contact region, and wherein the first and second flank angles are related to the lateral direction.Type: ApplicationFiled: July 7, 2016Publication date: July 26, 2018Applicants: OSRAM Opto Semiconductors GmbH, OSRAM Opto Semiconductors GmbHInventors: Philipp Kreuter, Markus Bröll, Jens Müller
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Patent number: 10031404Abstract: The light source module may include a plurality of light-emitting units, at least two optical units, and at least two light conversion units. Light from a first light-emitting unit exits as first exiting light processed by a first and second optical units, light from a second light-emitting unit forms first converted light processed by the first optical unit and converted by a first light conversion unit, light from a third light-emitting unit forms second converted light processed by the second optical unit and converted by a second light conversion unit. The second converted light exits as second exiting light processed by the second and first optical unit, and the first converted light serves as third exiting light processed by the first optical unit and is combined with the first and second exiting lights to form a first beam having a first, second, and third wavelength.Type: GrantFiled: July 9, 2015Date of Patent: July 24, 2018Assignee: OSRAM GmbHInventors: Yi Ding, Junwei Mao, Qing Kang
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Patent number: 10034348Abstract: In various embodiments, a light-emitting apparatus is provided. The light-emitting apparatus includes at least one semiconductor light source configured to emit at least one primary light beam, a deflection device configured to deflect the at least one primary light beam onto respectively associated different positions on a phosphor body, at least one light detector configured to detect light that was emitted by the phosphor body, and an evaluation device. The evaluation device is configured to identify damage to the phosphor body on the basis of at least one measurement signal generated by the at least one light detector, and to correlate the at least one measurement signal with at least one position on the phosphor body.Type: GrantFiled: May 20, 2016Date of Patent: July 24, 2018Assignee: OSRAM GMBHInventors: Thomas Kuchler, Oskar Schallmoser
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Patent number: 10030833Abstract: Described herein are day lighting systems that utilize a combination of at least one natural light source with at least one multimode artificial light source. Also disclosed are methods for designing and operating such systems.Type: GrantFiled: May 31, 2016Date of Patent: July 24, 2018Assignee: OSRAM SYLVANIA Inc.Inventor: Helmar Adler
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Patent number: 10033461Abstract: Techniques are disclosed for projecting visible cues to assist with light-based communication (LCom), the visible cues referred to herein as visual hotspots. The visual hotspots can be projected, for example, using a luminaire that may be LCom-enabled. The visual hotspots may be projected onto the floor of an area including an LCom system. The visual hotspots can be used for numerous benefits, including alerting a potential user that LCom is available, educating the user about LCom technology, and assisting the user in using the LCom signals available in the area. The visual hotspots may include images, symbols, cues, characters (e.g., letters, words, numbers, etc.), indicators, logos, or any other suitable content. In some cases, the visual hotspots may be interactive, such that a user can scan the hotspot to cause an action to occur (e.g., launch an application or website).Type: GrantFiled: March 25, 2015Date of Patent: July 24, 2018Assignee: OSRAM SYLVANIA Inc.Inventors: Barry Stout, Christian Breuer, Anant Aggarwal, Bernhard Siessegger
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Patent number: 10033158Abstract: A semiconductor laser, a laser assembly and a method of making a semiconductor laser are disclosed. In an embodiment the surface-emitting semiconductor laser includes a carrier having a carrier main side mechanically carrying a semiconductor laser; a first Bragg mirror and a second Bragg mirror so that the second Bragg mirror is further away from the carrier than the first Bragg mirror; a semiconductor layer sequence between the first and the second Bragg mirrors having at least one active zone for generating laser radiation; a metal mirror arranged directly on a side of the first Bragg mirror facing the carrier for reflecting laser radiation generated during operation of the semiconductor laser; a bonding agent layer located between the carrier and the semiconductor layer sequence; a resonator oriented perpendicular to the carrier main side; and an electrically insulating passivation layer located in the metal mirror.Type: GrantFiled: December 18, 2017Date of Patent: July 24, 2018Assignee: OSRAM Opto Semiconductors GmbHInventors: Roland Enzmann, Hubert Halbritter, Martin Rudolf Behringer
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Patent number: 10026868Abstract: A method is specified for producing an optoelectronic semiconductor component, comprising the following steps: A) providing a structured semiconductor layer sequence (21, 22, 23) having —a first semiconductor layer (21) with a base region (21c), at least one well (211), and a first cover region (21a) in the region of the well (211) facing away from the base surface (21c), —an active layer (23), and —a second semiconductor layer (22) on a side of the active layer (23) facing away from the first semiconductor layer (21), wherein —the active layer (23) and the second semiconductor layer (22) are structured jointly in a plurality of regions (221, 231) and each region (221, 231) forms, together with the first semiconductor layer (21), an emission region (3), B) simultaneous application of a first contact layer (41) on the first cover surface (21a) and a second contact layer (42) on a second cover surface (3a) of the emission regions (3) facing away from the first semiconductor layer (21) in such a way that —the fiType: GrantFiled: September 2, 2015Date of Patent: July 17, 2018Assignee: OSRAM Opto Semiconductors GmbHInventors: Isabel Otto, Alexander F. Pfeuffer, Dominik Scholz
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Patent number: 10026880Abstract: An optoelectronic component includes a carrier, a light source formed on the carrier, the light source having at least one luminous face formed by one or more light emitting diodes, wherein an at least partly transparent lamina is arranged on the luminous face, the lamina having a surface facing the luminous face and a surface facing away from the luminous face, wherein at least one conversion layer and a color scattering layer for generating a color by light scattering are arranged on at least one of the facing and facing-away surfaces, wherein the conversion layer is arranged upstream of the color scattering layer relative to an emission direction of light from the luminous face, such that light emitted by the luminous face can first be converted and then be scattered.Type: GrantFiled: September 8, 2015Date of Patent: July 17, 2018Assignee: OSRAM OPTO SEMICONDUCTORS GMBHInventors: David Racz, Michael Zitzlsperger, Georg Bogner
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Patent number: 10026710Abstract: An electronic arrangement comprising: a carrier; at least one connecting area on the carrier; at least one electronic component, which is fixed at least on the connecting area by a contact material; a covering area, which surrounds the connecting area on the carrier; and at least one covered region covered by a covering material; wherein the covering area is highly reflective with a reflectivity of greater than 70%, exposed regions on the connecting area and on the contact material are covered with the covering material, and the covering material is colored by titanium dioxide particles in such a way that the titanium dioxide particles are provided in the covering material in a proportion between 25 percent and 70 percent by weight, such that the covering material is highly reflective with a reflectivity of greater than 70% to minimize optical contrast between the covering area and the covered region.Type: GrantFiled: May 8, 2017Date of Patent: July 17, 2018Assignee: OSRAM Opto Semiconductors GmbHInventors: Thomas Bemmerl, Simon Jerebic, Markus Pindl
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Patent number: 10028352Abstract: Techniques are disclosed herein for a lighting interface system configured to adjust tunable lighting characteristics output by one or more lighting devices based on a plurality of simple, intuitive touch-gestures without necessarily providing visual indicators via a display screen or other feedback elements. The lighting interface system is implemented as a relatively simple touchpad device that is wall-mounted or portable depending on a desired configuration. The lighting interface system is configured to capture user-gestures via the touchpad device and translate the same into target lighting characteristics and an adjustment value to adjust each of the target lighting characteristics thereby. User gestures are adjustably mapped to lighting characteristics including, for example, intensity, color temperature, hue and color saturation.Type: GrantFiled: April 26, 2017Date of Patent: July 17, 2018Assignee: OSRAM SYLVANIA Inc.Inventors: Nancy Chen, John Selverian
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Patent number: 10024519Abstract: A conversion element for the wavelength conversion of electromagnetic radiation from a first wavelength range to electromagnetic radiation from a second wavelength range, which includes longer wavelengths than the first wavelength range, the conversion element includes: a matrix material, the optical refractive index of which is temperature-dependent, and at least two different types of luminophore particles wherein a multiplicity of luminophore particles of each of the types are distributed in the matrix material, luminophore particles of different types differ from one another in terms of average particle size and/or material, the conversion element, upon excitation by electromagnetic radiation from the first wavelength range emits mixed radiation including electromagnetic radiation from the first and the second wavelength range, and the correlated color temperature and/or the color locus of the mixed radiation remain(s) substantially the same when the matrix material is at a temperature of between 25° C.Type: GrantFiled: June 30, 2015Date of Patent: July 17, 2018Assignee: OSRAM GmbHInventor: Reiner Windisch
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Patent number: 10027090Abstract: A laser diode chip is described. In an embodiment the laser diode chip includes an n-type semiconductor region, a p-type semiconductor region and an active layer arranged between the n-type semiconductor region and the p-type semiconductor region, wherein the active layer is in the form of a single quantum well structure. The single quantum well structure includes a quantum well layer, which is arranged between a first barrier layer and a second barrier layer, wherein the first barrier layer faces the n-type semiconductor region, and the second barrier layer faces the p-type semiconductor region. An electronic bandgap EQW of the quantum well layer is smaller than an electronic bandgap EB1 of the first barrier layer and smaller than an electronic bandgap EB2 of the second barrier layer, and the electronic bandgap EB1 of the first barrier layer is larger than the electronic bandgap EB2 of the second barrier layer.Type: GrantFiled: April 27, 2017Date of Patent: July 17, 2018Assignee: OSRAM Opto Semiconductors GmbHInventors: Christoph Eichler, Teresa Wurm
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Patent number: 10026871Abstract: An optoelectronic device is disclosed. In an embodiment the device includes a semiconductor crystal with a surface having a first lateral region, a second lateral region and a third lateral region, a contact area arranged on the surface in the first lateral region, the contact area comprising a first metal and a first layer including a dielectric arranged on the surface in the third lateral region. The device further includes a second layer having an optically transparent, electrically conductive material arranged on the contact area, the first layer and the second lateral region of the surface and a third layer having a second metal arranged on the second layer.Type: GrantFiled: January 24, 2018Date of Patent: July 17, 2018Assignee: OSRAM Opto Semiconductors GmbHInventors: Markus Bröll, Christoph Klemp, Wolfgang Schmid
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Patent number: 10026625Abstract: A device that includes a component and an encapsulation arrangement for the encapsulation of the component with respect to moisture and/or oxygen, wherein the encapsulation arrangement has a first layer and thereabove a second layer on at least one surface of the component, the first layer and the second layer each comprise an inorganic material, and the second layer is arranged directly on the first layer.Type: GrantFiled: January 8, 2014Date of Patent: July 17, 2018Assignee: OSRAM OLED GmbHInventors: Christian Schmid, Tilman Schlenker, Heribert Zull, Ralph Paetzold, Markus Klein, Karsten Heuser
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Patent number: 10020292Abstract: Optoelectronic semiconductor component includes at least four different light sources each including at least one optoelectronic semiconductor chip, which during operation emit radiation having mutually different color loci in the CIE standard chromaticity diagram, wherein the semiconductor component is designed to emit white or colored light having a variable correlated color temperature during operation.Type: GrantFiled: August 27, 2015Date of Patent: July 10, 2018Assignee: OSRAM OPTO SEMICONDUCTOR GMBHInventors: Ion Stoll, David Racz, Markus Schneider
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Patent number: 10020421Abstract: An optoelectronic component is disclosed. In an embodiment the optoelectronic component includes an active zone configured to produce electromagnetic radiation, wherein the active zone has at least two quantum films, wherein the first quantum film is arranged between a first barrier layer and a second barrier layer, wherein the second quantum film is arranged between the second barrier layer and a last barrier layer, and wherein bandgaps of the first barrier layer and of the second barrier layer are related differently to one another than bandgaps of the second barrier layer and of the last barrier layer.Type: GrantFiled: December 29, 2015Date of Patent: July 10, 2018Assignee: OSRAM OPTO SEMICONDUCTORS GMBHInventors: Christoph Eichler, Adrian Stefan Avramescu
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Patent number: 10020639Abstract: A laser diode arrangement comprising: at least one semiconductor substrate; at least two laser stacks based on the AlInGaN material system, each laser stack having an active zone, wherein at least one of the at least two laser stacks comprises a two-dimensional structure of laser diodes; and at least one intermediate layer. The laser stacks and the intermediate layer are grown monolithically on the semiconductor substrate. The intermediate layer is arranged between the laser stacks. The active zone of the first laser stack can be actuated separately from the active zone of the at least one further laser stack.Type: GrantFiled: May 26, 2017Date of Patent: July 10, 2018Assignee: OSRAM Opto Semiconductors GmbHInventors: Alfred Lell, Martin Strassburg
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Patent number: 10020434Abstract: A surface-mountable optoelectronic component has a radiation passage face, an optoelectronic semiconductor chip and a chip carrier. A cavity is formed in the chip carrier and the semiconductor chip is arranged in the cavity. A molding surrounds the chip carrier at least in places. The chip carrier extends completely through the molding in a vertical direction perpendicular to the radiation passage face.Type: GrantFiled: December 3, 2015Date of Patent: July 10, 2018Assignee: OSRAM OPTO SEMICONDUCTORS GMBHInventors: Michael Zitzlsperger, Harald Jaeger