Patents by Inventor Sergey Kudaev
Sergey Kudaev 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: 20240389874Abstract: A vital sensor includes at least one pixelated emitter array with first and second pixels. The pixels are configured to emit light of a wavelength range in the direction of a projection surface. The vital sensor also includes an optical element, arranged between the at least one pixelated emitter array and the projection surface, and which is configured to direct light of the first pixel onto a first region of the projection surface and light of the second pixel onto a second region of the projection surface which differs from the first region. The vital sensor further includes a photodetector configured to detect the light emitted by the pixels and reflected on the projection surface. The vital sensor additionally includes an evaluation unit configured to control the first pixel and the at least one second pixel in a pulsed and time-sequential manner to determine a first reference value.Type: ApplicationFiled: September 26, 2022Publication date: November 28, 2024Inventors: Thomas SCHWARZ, Michael JOBST, Sergey KUDAEV
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Publication number: 20240268691Abstract: An optoelectronic biosensor includes a housing with a transparent support surface. The optoelectronic biosensor also includes an emitter device in a first region of the housing adapted to generate and emit light toward the support surface. The optoelectronic biosensor further includes a detector device in a second region of the housing. The optoelectronic biosensor additionally includes a first optical fiber element between the detector device and the support surface. The first optical fiber element is configured to guide light incident on the support surface at an angle less than a predetermined angle to a normal to the detector device. The predetermined angle depends at least on a difference in refractive indices at an interface between the optical fiber element and a material surrounding the optical light guide element. A material of the first region surrounding the emitter device is the same as the material surrounding the first optical fiber element.Type: ApplicationFiled: June 10, 2022Publication date: August 15, 2024Inventors: Sergey KUDAEV, Jens RICHTER, Klaus FLOCK
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Patent number: 11931185Abstract: In an embodiment a vital sign sensor includes an emitter component configured to emit light, a detector component configured to detect light, a first layer of a substantially transparent material, wherein the emitter component is embedded in the first layer, and a second layer of a light scattering material arranged on the first layer, wherein the second layer includes converter particles, and wherein the first layer and the second layer are surrounded by at least one wall of a reflective material.Type: GrantFiled: March 24, 2020Date of Patent: March 19, 2024Assignee: OSRAM Opto Semiconductors GmbHInventors: Sergey Kudaev, Reiner Windisch, Dennis Sprenger, Ralph Wirth, Thomas Klafta
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Patent number: 11525554Abstract: An irradiation unit is disclosed that includes a pump radiation source for emitting pump radiation in the form of a beam, a conversion element for at least partially converting the pump radiation into conversion radiation, and a support on which the conversion element is situated. The support accommodates a through-hole through which the beam including the pump radiation is incident on an incident surface of the conversion element, the though-hole being laterally delimited by an inner wall face of the support, at least one portion of the face tapering in the direction of the incident surface. During operation, the pump radiation conducted in the beam is at least intermittently at least in part, incident on the inner wall face of the support and is reflected thereby onto the incident surface.Type: GrantFiled: March 5, 2019Date of Patent: December 13, 2022Assignee: OSRAM OLED GMBHInventors: Jasmin Muster, Dennis Sprenger, Joerg Sorg, Sergey Kudaev, Andreas Dobner, Melanie Zumkley
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Publication number: 20220283027Abstract: An optoelectronic measuring device may be used for the frequency-resolved measurement of an intensity of electromagnetic radiation. The device may include a plurality of measurement channels. A first of the measurement channels may have a first spectral sensitivity, and a further of the measurement channels may have a further spectral sensitivity different from the first spectral sensitivity. The device may further include a plurality of collimators for collimating the electromagnetic radiation. A separate optical path may extend through each of the collimators to one or more of the measurement channels. Each of the measurement channels may be arranged to measure an intensity of the electromagnetic radiation collimated by means of one or more of the collimators. The optoelectronic measuring device may have more collimators as compared to measurement channels.Type: ApplicationFiled: July 16, 2020Publication date: September 8, 2022Inventor: Sergey KUDAEV
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Publication number: 20220151564Abstract: In an embodiment a vital sign sensor includes an emitter component configured to emit light, a detector component configured to detect light, a first layer of a substantially transparent material, wherein the emitter component is embedded in the first layer, and a second layer of a light scattering material arranged on the first layer, wherein the second layer includes converter particles, and wherein the first layer and the second layer are surrounded by at least one wall of a reflective material.Type: ApplicationFiled: March 24, 2020Publication date: May 19, 2022Inventors: Sergey Kudaev, Reiner Windisch, Dennis Sprenger, Ralph Wirth, Thomas Klafta
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Patent number: 11201141Abstract: A light emitting device is disclosed. In an embodiment a light-emitting device includes a plurality of light-emitting diode chips arranged on a mounting surface of a carrier, a first translucent element and a second translucent element, wherein the first translucent element is arranged over the plurality of light-emitting diode chips as viewed from the mounting surface and the second translucent element is disposed on a side of the plurality of light-emitting diode chips opposite the first translucent element such that the light-emitting diode chips are arranged between the first and second translucent elements, wherein the first and second translucent elements are configured to emit light generated by the light-emitting diode chips during operation outwardly, and wherein the first and second translucent elements appear white or grey in daylight.Type: GrantFiled: September 19, 2017Date of Patent: December 14, 2021Assignee: OSRAM OLED GMBHInventors: Sergey Kudaev, Krister Bergenek
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Publication number: 20210041073Abstract: An irradiation unit is disclosed that includes a pump radiation source for emitting pump radiation in the form of a beam, a conversion element for at least partially converting the pump radiation into conversion radiation, and a support on which the conversion element is situated. The support accommodates a through-hole through which the beam including the pump radiation is incident on an incident surface of the conversion element, the though-hole being laterally delimited by an inner wall face of the support, at least one portion of the face tapering in the direction of the incident surface. During operation, the pump radiation conducted in the beam is at least intermittently at least in part, incident on the inner wall face of the support and is reflected thereby onto the incident surface.Type: ApplicationFiled: March 5, 2019Publication date: February 11, 2021Inventors: Jasmin MUSTER, Dennis SPRENGER, Joerg SORG, Sergey KUDAEV, Andreas DOBNER, Melanie ZUMKLEY
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Patent number: 10865947Abstract: A filament structure, a lighting device with filament structures, a method for manufacturing a lighting device and a method for manufacturing a filament structure are disclosed.Type: GrantFiled: March 20, 2018Date of Patent: December 15, 2020Assignee: OSRAM OLED GMBHInventors: Sergey Kudaev, Farhang Ghasemi Afshar, Jörg Erich Sorg, Andreas Dobner
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Publication number: 20200096160Abstract: A filament structure, a lighting device with filament structures, a method for manufacturing a lighting device and a method for manufacturing a filament structure are disclosed.Type: ApplicationFiled: March 20, 2018Publication date: March 26, 2020Inventors: Sergey Kudaev, Farhang Ghasemi Afshar, Jörg Erich Sorg, Andreas Dobner
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Patent number: 10557615Abstract: A conversion device includes a carrier body, a conversion body, which is secured on the carrier body, for converting electromagnetic radiation, a conduction track, which is applied on the conversion body, for monitoring the conversion body, and a contact element applied on the carrier body. The contact element has a first layer construction including at least a first contact layer and a second contact layer including mutually different materials. The conduction track has a second layer construction including at least a first conduction layer and a second conduction layer comprising mutually different materials. The contact element is electrically connected to the conduction track. At least one of the first conduction layer or the second conduction layer are electrically conductive and the thickness of said conductive layers is chosen such that an electrical impedance of the conduction track lies in a predetermined range.Type: GrantFiled: December 20, 2018Date of Patent: February 11, 2020Assignee: OSRAM GmbHInventors: Peter Vogt, Richard Scheicher, Sergey Kudaev, Robert Gareis, Moritz Engl
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Publication number: 20190295993Abstract: A light emitting device is disclosed. In an embodiment a light-emitting device includes a plurality of light-emitting diode chips arranged on a mounting surface of a carrier, a first translucent element and a second translucent element, wherein the first translucent element is arranged over the plurality of light-emitting diode chips as viewed from the mounting surface and the second translucent element is disposed on a side of the plurality of light-emitting diode chips opposite the first translucent element such that the light-emitting diode chips are arranged between the first and second translucent elements, wherein the first and second translucent elements are configured to emit light generated by the light-emitting diode chips during operation outwardly, and wherein the first and second translucent elements appear white or grey in daylight.Type: ApplicationFiled: September 19, 2017Publication date: September 26, 2019Inventors: Sergey Kudaev, Krister Bergenek
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Patent number: 10422499Abstract: A reflective laser activated remote phosphor (LARP) package comprising: a phosphor platelet oriented in a first plane defined by an x-y plane; a laser diode (LD) positioned to be offset along the x-axis from the phosphor platelet and above the first plane along a z-axis perpendicular to the x-y plane, the LD comprising: an output facet configured for emitting a laser beam (LB), the LB comprising: a slow axis oriented in a first direction along which the LB diverges at a first angle; and a fast axis oriented in a second direction along which the LB diverges at a second angle greater than the first angle; wherein the LD is oriented such that: the LB is bisected by the phosphor platelet such that the slow axis of the LB lies in an x-z plane and the fast axis of the LB is perpendicular to an x-z plane.Type: GrantFiled: December 4, 2017Date of Patent: September 24, 2019Assignees: OSRAM GmbH., OSRAM SYLVANIA Inc.Inventors: Alan L. Lenef, Joerg Sorg, Jan Oliver Drumm, Sergey Kudaev
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Publication number: 20190203911Abstract: A conversion device includes a carrier body, a conversion body, which is secured on the carrier body, for converting electromagnetic radiation, a conduction track, which is applied on the conversion body, for monitoring the conversion body, and a contact element applied on the carrier body. The contact element has a first layer construction including at least a first contact layer and a second contact layer including mutually different materials. The conduction track has a second layer construction including at least a first conduction layer and a second conduction layer comprising mutually different materials. The contact element is electrically connected to the conduction track. At least one of the first conduction layer or the second conduction layer are electrically conductive and the thickness of said conductive layers is chosen such that an electrical impedance of the conduction track lies in a predetermined range.Type: ApplicationFiled: December 20, 2018Publication date: July 4, 2019Inventors: Peter Vogt, Richard Scheicher, Sergey Kudaev, Robert Gareis, Moritz Engl
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Publication number: 20190170314Abstract: A reflective laser activated remote phosphor (LARP) package comprising: a phosphor platelet oriented in a first plane defined by an x-y plane; a laser diode (LD) positioned to be offset along the x-axis from the phosphor platelet and above the first plane along a z-axis perpendicular to the x-y plane, the LD comprising: an output facet configured for emitting a laser beam (LB), the LB comprising: a slow axis oriented in a first direction along which the LB diverges at a first angle; and a fast axis oriented in a second direction along which the LB diverges at a second angle greater than the first angle; wherein the LD is oriented such that: the LB is bisected by the phosphor platelet such that the slow axis of the LB lies in an x-z plane and the fast axis of the LB is perpendicular to an x-z plane.Type: ApplicationFiled: December 4, 2017Publication date: June 6, 2019Inventors: Alan L. Lenef, Joerg Sorg, Jan Oliver Drumm, Sergey Kudaev
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Patent number: 9222628Abstract: A light mixing and folding lamp includes an LED assembly with two or more LED chips that direct light into the ingress end of a light mixing rod. The light mixing rod is positioned to pass through an aperture in a concave second reflecting element, and mixed light emerges from the egress end of the light mixing rod, where it is directed toward a first reflecting element positioned near a focal point of the second reflecting element. The first reflecting element reflects mixed light emerging from the egress end of the light mixing rod, folding the mixed light back toward a concave reflecting surface of the second reflecting element. The second reflecting element reflects light from the first reflecting element forward, where the light emerges from the lamp directed toward a subject to be illuminated.Type: GrantFiled: May 3, 2013Date of Patent: December 29, 2015Assignee: Excelitas Technologies Corp.Inventors: Wei Li, Sergey Kudaev, Mikhail Melnik, Wai Choi, Robert Olma
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Publication number: 20140218935Abstract: Various embodiments of the illumination unit include a surface light source, a primary optical element, a first reflector and a second reflector. The primary optical element is arranged at the surface light source in such a way that light emitted by the surface light source is imaged onto the first reflector by the primary optical element. The beam cross section of the light is reduced by the primary optical element at the same time. In this case, the first reflector images the light beam that has been reduced by means of the primary optical element onto the second reflector in order to emit the light from the second reflector from the illumination unit.Type: ApplicationFiled: August 30, 2012Publication date: August 7, 2014Applicant: OSRAM GMBHInventors: Herbert Weiss, Sergey Kudaev, Tobias Frunder
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Publication number: 20130294103Abstract: A light mixing and folding lamp includes an LED assembly with two or more LED chips that direct light into the ingress end of a light mixing rod. The light mixing rod is positioned to pass through an aperture in a concave second reflecting element, and mixed light emerges from the egress end of the light mixing rod, where it is directed toward a first reflecting element positioned near a focal point of the second reflecting element. The first reflecting element reflects mixed light emerging from the egress end of the light mixing rod, folding the mixed light back toward a concave reflecting surface of the second reflecting element. The second reflecting element reflects light from the first reflecting element forward, where the light emerges from the lamp directed toward a subject to be illuminated.Type: ApplicationFiled: May 3, 2013Publication date: November 7, 2013Applicant: EXCELITAS TECHNOLOGIES CORP.Inventors: Wei Li, Sergey Kudaev, Mikhail Melnik, Wai Choi, Robert Olma
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Patent number: 8469549Abstract: A beam shaper according to an embodiment of the present invention for a light source arrangement for generating a radiation profile includes a multitude of adjacently arranged optical beam-shaping elements, each belonging to one type of a plurality of different types with different optical characteristics. When illuminated together, the beam-shaping elements effect the radiation profile of the beam shaper and each include an intensity-modulating element and a refractive element.Type: GrantFiled: September 29, 2011Date of Patent: June 25, 2013Assignee: Fraunhofer-Gesellschaft zur Foerderung der Angewandten Forschung e.V.Inventors: Dirk Michaelis, Christoph Wachter, Norbert Danz, Sergey Kudaev, Michael Flaemmich
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Publication number: 20120106164Abstract: A beam shaper according to an embodiment of the present invention for a light source arrangement for generating a radiation profile includes a multitude of adjacently arranged optical beam-shaping elements, each belonging to one type of a plurality of different types with different optical characteristics. When illuminated together, the beam-shaping elements effect the radiation profile of the beam shaper and each include an intensity-modulating element and a refractive element.Type: ApplicationFiled: September 29, 2011Publication date: May 3, 2012Applicant: Fraunhofer-Gsellschaft zur Foerderung der angewandten Forschung e.V.Inventors: Dirk MICHAELIS, Christoph WAECHTER, Norbert DANZ, Sergey KUDAEV, Michael FLAEMMICH