Patents Assigned to OSRAM
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Patent number: 10073335Abstract: A projection device for projecting at least one image onto a projection surface is provided. According to the present disclosure, a control device of the projection device is designed, on the basis of an evaluation of at least one measured value of a measuring device of the projection device determined during a drive of a discharge lamp of the projection device with a current waveform to be checked, to check the current waveform in respect of its suitability for minimizing an electrode burn-back of a first electrode and a second electrode, and in the case of a positive check result, to retain the checked current waveform, and in the case of a negative check result, depending on a checked commutation vector characterizing the checked current waveform, to create, by means of a specifiable algorithm, a modified commutation vector that characterizes a modified current waveform.Type: GrantFiled: September 29, 2015Date of Patent: September 11, 2018Assignee: OSRAM GmbHInventors: Marc Czichy, Michael Heise, Markus Baier, Norbert Magg, Daniel Sixtensson
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Patent number: 10075234Abstract: Techniques are disclosed for emitting position information from luminaires. Luminaire position information may be emitted via a light-based communication (LCom) signal that comprises data including the position information. The data may include relative and/or absolute position information for the luminaire and may indicate the physical location of the luminaire. Relative position information for the luminaire may include coordinates relative to a point of origin within the environment. Absolute position information for the luminaire may include global coordinates for the luminaire. In some cases, the absolute position information for a luminaire may be calculated using position information for the luminaire relative to a point of origin and the absolute position of the point of origin. The data may also include an environment identifier, which may indicate a map to use for the interpretation of position information for the luminaire. The techniques can be used for both stationary and mobile luminaires.Type: GrantFiled: December 16, 2014Date of Patent: September 11, 2018Assignee: OSRAM SYLVANIA Inc.Inventors: Christian Breuer, Anant Aggarwal, Bernhard Siessegger
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Patent number: 10074829Abstract: In various embodiments, an optoelectronic component device is provided. The optoelectronic component device may include a linear regulator designed for providing an electric current; an optoelectronic component formed for converting the electric current into an electromagnetic radiation; and an electrothermal transducer designed for converting the electric current into a temperature difference. The electrothermal transducer is thermally coupled to the optoelectronic component, and the optoelectronic component and the electrothermal transducer are electrically coupled in series with the linear regulator.Type: GrantFiled: April 28, 2015Date of Patent: September 11, 2018Assignee: OSRAM OLED GMBHInventors: Dominik Pentlehner, Kilian Regau
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Patent number: 10074769Abstract: A method of producing an optoelectronic component includes providing a carrier having a carrier surface, a first lateral section of the carrier surface being raised relative to a second lateral section of the carrier surface; arranging an optoelectronic semiconductor chip having a first surface and a second surface on the carrier surface, wherein the first surface faces toward the carrier surface; and forming a molded body having an upper side facing toward the carrier surface and a lower side opposite the upper side, the semiconductor chip being at least partially embedded in the molded body.Type: GrantFiled: February 6, 2014Date of Patent: September 11, 2018Assignee: OSRAM Opto Semiconductors GmbHInventors: Thomas Schwarz, Hans-Jürgen Lugauer, Jürgen Moosburger, Stefan Illek, Tansen Varghese, Matthias Sabathil
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Patent number: 10074619Abstract: An optoelectronic component device includes first and second electrodes; a first optoelectronic component electrically coupled to the first and second electrodes; and a first electrically conductive section electrically coupled to the first electrode, and a second electrically conductive section electrically coupled to the second electrode; wherein the first and second electrically conductive sections are arranged electrically in parallel with the first optoelectronic component; wherein the first and second electrically conductive sections are arranged and configured relative to one another such that, beyond a response voltage applied over the first and second conductive sections, a discharge path is formed between the first and second conductive sections; and wherein the response voltage has as its value a value formed greater than the threshold voltage value of the first optoelectronic component and less than or equal to the value of the breakdown voltage of the first optoelectronic component.Type: GrantFiled: May 23, 2013Date of Patent: September 11, 2018Assignee: OSRAM Opto Semiconductors GmbHInventors: Torsten Baade, Jörg Erich Sorg
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Patent number: 10074766Abstract: A method for producing a plurality of semiconductor components (1) is provided, comprising the following steps: a) providing a semiconductor layer sequence (2) having a first semiconductor layer (21), a second semiconductor layer (22) and an active region (25), said active region being arranged between the first semiconductor layer and the second semiconductor layer for generating and/or receiving radiation; b) forming a first connection layer (31) on the side of the second connection layer facing away from the first semiconductor layer; c) forming a plurality of cut-outs (29) through the semiconductor layer sequence; d) forming a conducting layer (4) in the cut-outs for establishing an electrically conductive connection between the first semiconductor layer and the first connection layer; and e) separating into the plurality of semiconductor components, wherein a semiconductor body (20) having at least one of the plurality of cut-outs arises from the semiconductor layer sequence for each semiconductor componType: GrantFiled: February 17, 2015Date of Patent: September 11, 2018Assignee: OSRAM Opto Semiconductors GmbHInventors: Norwin Von Malm, Alexander F. Pfeuffer, Tansen Varghese, Philipp Kreuter
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Patent number: 10074780Abstract: Semiconductor structures having a nanocrystalline core and corresponding nanocrystalline shell and insulator coating, wherein the semiconductor structure includes an anisotropic nanocrystalline core composed of a first semiconductor material, and an anisotropic nanocrystalline shell composed of a second, different, semiconductor material surrounding the anisotropic nanocrystalline core. The anisotropic nanocrystalline core and the anisotropic nanocrystalline shell form a quantum dot. An insulator layer encapsulates the nanocrystalline shell and anisotropic nanocrystalline core.Type: GrantFiled: January 22, 2016Date of Patent: September 11, 2018Assignee: OSRAM Opto Semiconductors GmbHInventors: Juanita Kurtin, Brian Theobald, Matthew J. Carillo, Oun-Ho Park, Georgeta Masson, Steven M. Hughes
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Patent number: 10072833Abstract: A light apparatus includes a first carrier with an optoelectronic component for generating electromagnetic radiation, a second carrier with at least one electronic component for controlling the optoelectronic component, and a thermally insulating layer arranged between, and attached to, the first and second carriers.Type: GrantFiled: August 13, 2013Date of Patent: September 11, 2018Assignee: OSRAM OPTO SEMICONDUCTORS GMBHInventors: Kok Eng Ng, Choo Kean Lim, Eu Liong Ong, Boon Liang Yap
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Publication number: 20180254835Abstract: Techniques are disclosed for programming a luminaire position for light-based communication (LCom) luminaires within an array of luminaires using position information provided by passing mobile computing devices. This position information can be received as, for example, as a specific coordinate (e.g., x-y coordinates of a grid-based map) or as movement data of the mobile computing device relative to an initial known reference location. The disclosed techniques can be used, for example, to reduce the time, labor, and expense associated with programming and re-programming a luminaire with a luminaire position, and to increase the flexibility of navigation system installations. In some cases, the disclosed techniques can be used, for example, to improve the precision of a luminaire position programmed into a newly installed luminaire.Type: ApplicationFiled: March 6, 2017Publication date: September 6, 2018Applicant: OSRAM SYLVANIA Inc.Inventors: Christian Breuer, Carsten Vogt, Anant Aggarwal, Barry Stout
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Publication number: 20180252389Abstract: Optical components for lighting devices and lighting devices including such components are described. In some embodiments the optical components are in the form of a lens that alter the distribution of light produced by a lighting fixture. In some embodiments, the lenses are in the form of a downlight to wallwash lens which, when placed in a downlight fixture, convert the light distribution to that of a wallwash fixture, e.g., causing the downlight to produce an off-axis light distribution, without changing the fixture. The lens includes a body with a light source facing side and an opposite room facing side having two optically active regions, each including structures that redirect a portion of light received through the light source facing side and incident thereon. The first region includes structures that redirect, via refraction, and the second region includes structures that redirect, in part via total internal reflection.Type: ApplicationFiled: February 28, 2018Publication date: September 6, 2018Applicant: OSRAM SYLVANIA Inc.Inventors: Bruce Radl, Zhuo Wang, Yvetta Pols Sandhu
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Publication number: 20180255616Abstract: A method of setting luminance levels of a solid-state light sources of a luminaire with programmable light distribution is provided. The method includes obtaining a file describing a desired light beam distribution, converting the desired light beam distribution into luminance levels for the solid-state light sources, and applying the luminance levels to the solid-state light sources to cause the luminaire to output the desired light beam distribution.Type: ApplicationFiled: March 2, 2017Publication date: September 6, 2018Applicant: OSRAM SYLVANIA Inc.Inventors: Rodrigo Pereyra, Michael Quilici, Seung Cheol Ryu, Alan Sarkisian
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Publication number: 20180254378Abstract: A method for fabricating an optoelectronic semiconductor component is disclosed. A semiconductor chip is produced by singularizing a wafer. The semiconductor chip comprises a substrate and a semiconductor layer sequence with an active layer applied to a main side of the substrate. The semiconductor layer sequence has an active region for emission or absorption of radiation and a sacrificial region arranged next to the active region. The sacrificial region in the finished semiconductor component is not intended to emit or absorb radiation. A trench, introduced into the semiconductor layer sequence, penetrates the active layer and separates the active region from the sacrificial region. The semiconductor chip with the semiconductor layer sequence is applied on a carrier. The substrate is detached from the active region of the semiconductor layer sequence. In the sacrificial region, the semiconductor layer sequence remains mechanically connected to the substrate.Type: ApplicationFiled: October 4, 2016Publication date: September 6, 2018Applicant: OSRAM Opto Semiconductors GmbHInventor: Dominik Scholz
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Publication number: 20180254383Abstract: A method for producing an optoelectronic component is disclosed. In an embodiment the method includes a metallization with first mask structures is deposited directionally, and then a first passivation material is deposited non-directionally onto the metallization. Further, cutouts are introduced into the semiconductor body, such that the cutouts extend right into an n-type semiconductor region, and a second passivation material is applied on side faces of the cutouts. Furthermore, an n-type contact material is applied, structured and passivated. Moreover, contact structures are arranged on the semiconductor body and electrically connected to the n-type contact material and the metallization, wherein the contact structures and the semiconductor body are covered with a potting.Type: ApplicationFiled: August 31, 2016Publication date: September 6, 2018Applicant: OSRAM Opto Semiconductors GmbHInventors: Korbinian Perzlmaier, Anna Kasprzak-Zablocka, Christian Leirer
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Patent number: 10068958Abstract: In various embodiments, an organic light-emitting organic is provided. The organic light-emitting component may include a first electrode layer, an organic functional layer structure over the first electrode layer, and a second electrode layer over the organic functional layer structure. The second electrode layer and the organic functional layer structure are divided into subregions which are arranged laterally next to one another, which are respectively at least partially separated from one another. A plurality of the subregions are electrically connected to at least two neighboring subregions by at least two corresponding connecting elements with are formed by the second electrode layer and the organic functional layer structure.Type: GrantFiled: February 20, 2015Date of Patent: September 4, 2018Assignee: OSRAM OLED GMBHInventors: Kilian Regau, Karsten Diekmann, Egbert Hoefling
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Patent number: 10069572Abstract: Methods and systems are described for sampling an LCom message and accurately decoding the entire LCom message using a light receiver (e.g., digital camera) of a typical mobile computing device, such as a smartphone, tablet, or other mobile computing device. In one embodiment, a curvature method is disclosed to determine LCom signal bit values from a curvature value of a running average calculation of light sensor data. In another embodiment, a signal reconstruction method is disclosed to determine LCom signal bit values from a comparison of modeled data buffers to light sensor data.Type: GrantFiled: September 7, 2017Date of Patent: September 4, 2018Assignee: OSRAM SYLVANIA Inc.Inventors: Christian Breuer, Barry Stout, Anant Aggarwal
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Patent number: 10066801Abstract: A headlamp reflector 12, which accepts a conventional lamp capsule 10 having a sealing gasket 64, has a neck 2 defining a bore 40 and socket 50 to receive and retain lamp capsule 10 with capsule latching structure 52. Reflector neck 2 has a gasket seating surface 47 adjacent to which one or more recessed channels 43 are formed which define air passageways 70 that communicate between inner reflector cavity 19 and neck entrance region 46, allowing air passage past gasket 64 with capsule 10 retained in socket 50, while still allowing gasket 64 to position capsule 10 in reflector bore 40. Gasket seating surface 47 may be located displaced axially from capsule latching structure 52. Embodiments of reflector 12 accommodate a variety of popular, commercially available replaceable lamp capsules 10.Type: GrantFiled: October 4, 2017Date of Patent: September 4, 2018Assignee: OSRAM SYLVANIA Inc.Inventors: Lawrence Rice, Elizabeth Czech, Thomas Tessnow
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Patent number: 10066795Abstract: Flexible light engines capable of being cut, and methods thereof, are provided. A cuttable flexible light engine includes a flexible strip and strings of solid state light sources coupled in parallel. A voltage balancer establishes a desired current flow through the strings of solid state light sources when the flexible strip is cut to a desired length, and may be part of a connector placed where the strip is cut. The strings may be provided in a first set of strings coupled in parallel between a first conductive path and an intermediate conductive path and a second set of strings coupled in parallel between the intermediated conductive path and a second conductive path. A cuttable flexible light engine may also include test points positioned within the strings.Type: GrantFiled: September 25, 2017Date of Patent: September 4, 2018Assignee: OSRAM SYLVANIA Inc.Inventors: Ming Li, Robert Harrison, Keng Chen, Arnulf Rupp
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Patent number: 10062320Abstract: A display device includes a multiplicity of pixels, at least one connection carrier, and a multiplicity of inorganic light-emitting diode chips. The connection carrier includes a multiplicity of switches. Each pixel contains at least one light-emitting diode chip. Each light-emitting diode chip is mechanically fixed and electrically connected to the connection carrier. Each switch is designed for driving at least one light-emitting diode chip and the light-emitting diode chips are imaging elements of the display device.Type: GrantFiled: March 1, 2012Date of Patent: August 28, 2018Assignee: OSRAM Opto Semiconductors GmbHInventors: Stefan Illek, Norwin von Malm, Tilman Ruegheimer
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Patent number: 10062813Abstract: An optoelectronic component (100) comprises an optoelectronic semiconductor chip (10), a first contact area (31) and a second contact area (32), which is laterally offset with respect to the first contact area and is electrically insulated therefrom, and a housing element (40). The first contact area (31) is electrically conductively connected to the first semiconductor layer (21) and the second contact area (32) is electrically conductively connected to the second semiconductor layer (22) of the optoelectronic semiconductor chip. The first contact area (31) and the second contact area (32) project beyond the optoelectronic semiconductor chip laterally in each case. The housing element (40) is fixed to the first contact area (31) and the second contact area (32) in regions in which the first contact area (31) and the second contact area (32) project beyond the optoelectronic semiconductor chip laterally in each case. The housing element surrounds the optoelectronic semiconductor chip at least partly.Type: GrantFiled: April 24, 2015Date of Patent: August 28, 2018Assignee: OSRAM Opto Semiconductors GmbHInventors: Siegfried Herrmann, Matthias Sperl
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Publication number: 20180238518Abstract: A reflector assembly for a solid-state luminaire is disclosed. The disclosed reflector assembly may be configured, in accordance with some embodiments, to be disposed over a given printed circuit board (PCB) of a host luminaire such that emissions of emitters populated over that PCB are reflected out of the luminaire via the reflector assembly. In some embodiments, the reflector assembly may be formed from one or more reflective members, which may be generally bar-shaped or cup-shaped, or other example configurations. In some other embodiments, the reflector assembly may be formed from a bulk body having one or more reflective cavities formed therein. The particular configuration of a given reflective member or reflective cavity, as the case may be, of the reflector assembly, as well as the particular arrangement thereof for a host luminaire, may be customized as desired for a given target application or end-use.Type: ApplicationFiled: February 22, 2017Publication date: August 23, 2018Applicant: OSRAM SYLVANIA Inc.Inventors: Qiong Huang, Michael Quilici, Seung Cheo Ryu