Patents by Inventor Ulrich Krumbein
Ulrich Krumbein 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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Patent number: 11835041Abstract: A MEMS pump includes a basis structure, a membrane structure opposing the basis structure and being deflectable parallel to a surface normal of the basis structure and includes a pump chamber between the basis structure and the membrane structure wherein a volume of the pump chamber is based on a position of the membrane structure with respect to the basis structure. The MEMS pump includes a passage for letting a fluid pass into the pump chamber or exit the pump chamber, wherein the passage is arranged in-plane with respect to the pump chamber. The MEMS pump includes a valve structure coupled to the passage for connecting, in a first state, the passage to a first outer volume and for connecting, in a second state, the passage to a second outer volume.Type: GrantFiled: July 7, 2020Date of Patent: December 5, 2023Assignee: Infineon Technologies AGInventors: Martin Seidl, Alfons Dehe, Daniel Fruechtl, Wolfgang Klein, Ulrich Krumbein, Johann Strasser, Matthias Vobl
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Patent number: 11679461Abstract: A structure for fixing a membrane to a carrier including a carrier; a suspended structure; and a holding structure with a rounded concave shape which is configured to fix the suspended structure to the carrier and where a tapered side of the holding structure physically connects to the suspended structure is disclosed. A method of forming the holding structure on a carrier to support a suspended structure is further disclosed. The method may include: forming a holding structure on a carrier; forming a suspended structure on the holding structure; shaping the holding structure such that it has a concave shape; and arranging the holding structure such that a tapered side of the holding structure physically connects to the suspended structure.Type: GrantFiled: February 28, 2022Date of Patent: June 20, 2023Assignee: Infineon Technologies AGInventors: Alfons Dehe, Reinhard Gabl, Ulrich Krumbein
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Publication number: 20230160732Abstract: A thermoresistive micro sensor device includes a semiconductor chip; a through hole, which runs through the semiconductor chip from an upper side to a lower side; electrically conductive structures, wherein the middle section of each of the electrically conductive structures spans over the through hole at the upper side of the semiconductor chip; an electrically insulating arrangement for electrically insulating the electrically conductive structures and the semiconductor chip from each other, wherein the through hole runs through the electrically insulating arrangement; and a contact arrangement including contacts, wherein each of the contacts is electrically connected to one of the first end sections or one of the second end sections, so that electrical energy is fed to at least one of the electrically conductive structures to heat the respective electrically conductive structure, and so that an electrical resistance of one of the electrically conductive structures is measured at the contact arrangement.Type: ApplicationFiled: December 13, 2022Publication date: May 25, 2023Inventors: Martin Seidl, Christian Bretthauer, Wolfgang Klein, Ulrich Krumbein, David Tumpold
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Patent number: 11608265Abstract: A method for providing a semiconductor layer arrangement on a substrate which comprises providing a semiconductor layer arrangement having a functional layer and a semiconductor substrate layer, attaching the semiconductor layer arrangement to a glass substrate layer such that the functional layer is arranged between the glass substrate layer and the semiconductor substrate layer, and removing the semiconductor substrate layer at least partially such that the glass substrate layer substitutes the semiconductor substrate layer as the substrate of the semiconductor layer arrangement.Type: GrantFiled: June 24, 2021Date of Patent: March 21, 2023Assignee: Infineon Technologies AGInventors: Stephan Pindl, Carsten Ahrens, Stefan Jost, Ulrich Krumbein
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Patent number: 11524891Abstract: A microfabricated structure includes a perforated stator; a first isolation layer on a first surface of the perforated stator; a second isolation layer on a second surface of the perforated stator; a first membrane on the first isolation layer; a second membrane on the second isolation layer; and a pillar coupled between the first membrane and the second membrane, wherein the first isolation layer includes a first tapered edge portion having a common surface with the first membrane, wherein the second isolation layer includes a first tapered edge portion having a common surface with the second membrane, and wherein an endpoint of the first tapered edge portion of the first isolation layer is laterally offset with respect to an endpoint of the first tapered edge portion of the second isolation layer.Type: GrantFiled: January 18, 2021Date of Patent: December 13, 2022Assignee: Infineon Technologies AGInventors: Wolfgang Klein, Evangelos Angelopoulos, Stefan Barzen, Marc Fueldner, Stefan Geissler, Matthias Friedrich Herrmann, Ulrich Krumbein, Konstantin Tkachuk, Giordano Tosolini, Juergen Wagner
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Publication number: 20220388105Abstract: A structure for fixing a membrane to a carrier including a carrier; a suspended structure; and a holding structure with a rounded concave shape which is configured to fix the suspended structure to the carrier and where a tapered side of the holding structure physically connects to the suspended structure is disclosed. A method of forming the holding structure on a carrier to support a suspended structure is further disclosed. The method may include: forming a holding structure on a carrier; forming a suspended structure on the holding structure; shaping the holding structure such that it has a concave shape; and arranging the holding structure such that a tapered side of the holding structure physically connects to the suspended structure.Type: ApplicationFiled: February 28, 2022Publication date: December 8, 2022Inventors: Alfons DEHE, Reinhard GABL, Ulrich KRUMBEIN
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Publication number: 20220236244Abstract: A method for determining a calibrated measurement value for a concentration of the target gas comprises obtaining a measurement signal based on the concentration of the target gas. The method further comprises determining the calibrated measurement value based on the measurement signal and based on a calibration model. The calibration model is based on calibration data of a plurality of test sensor units having the same type as the sensor unit.Type: ApplicationFiled: January 11, 2022Publication date: July 28, 2022Inventors: Caterina Travan, Cecilia Carbonelli, Ulrich Krumbein
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Patent number: 11292097Abstract: A structure for fixing a membrane to a carrier including a carrier; a suspended structure; and a holding structure with a rounded concave shape which is configured to fix the suspended structure to the carrier and where a tapered side of the holding structure physically connects to the suspended structure is disclosed. A method of forming the holding structure on a carrier to support a suspended structure is further disclosed. The method may include: forming a holding structure on a carrier; forming a suspended structure on the holding structure; shaping the holding structure such that it has a concave shape; and arranging the holding structure such that a tapered side of the holding structure physically connects to the suspended structure.Type: GrantFiled: May 3, 2019Date of Patent: April 5, 2022Assignee: INFINEON TECHNOLOGIES AGInventors: Alfons Dehe, Reinhard Gabl, Ulrich Krumbein
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Patent number: 11237090Abstract: A sensor element includes a membrane structure suspended on a frame structure, wherein the membrane structure includes a membrane element and an actuator. The membrane structure is deflectable in a first stable deflection state and in a second stable deflection state and is operable in a resonance mode in at least one of the first and the second stable deflection states. The actuator is configured to deflect the membrane structure in a first actuation state into one of the first and the second stable deflection states, and to operate the membrane structure in a second actuation state in a resonance mode having an associated resonance frequency.Type: GrantFiled: March 3, 2020Date of Patent: February 1, 2022Assignee: INFINEON TECHNOLOGIES AGInventors: Michael Schneider, Alfons Dehe, Manuel Dorfmeister, Christoph Glacer, Ulrich Krumbein, Ulrich Schmid, David Tumpold
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Publication number: 20220009771Abstract: A method for providing a semiconductor layer arrangement on a substrate which comprises providing a semiconductor layer arrangement having a functional layer and a semiconductor substrate layer, attaching the semiconductor layer arrangement to a glass substrate layer such that the functional layer is arranged between the glass substrate layer and the semiconductor substrate layer, and removing the semiconductor substrate layer at least partially such that the glass substrate layer substitutes the semiconductor substrate layer as the substrate of the semiconductor layer arrangement.Type: ApplicationFiled: June 24, 2021Publication date: January 13, 2022Inventors: Stephan Pindl, Carsten Ahrens, Stefan Jost, Ulrich Krumbein
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Publication number: 20210323813Abstract: A MEMS sensor includes a housing with an interior volume, wherein the housing has an access port to the interior volume, a MEMS component in the housing, and a protection structure, which reduces an introduction of electromagnetic disturbance radiation with a wavelength in the range between 10 nm and 20 ?m into the interior volume through the access port and reduces a propagation of the electromagnetic disturbance radiation in the interior volume.Type: ApplicationFiled: June 24, 2021Publication date: October 21, 2021Inventors: Gunar Lorenz, Alfons Dehe, Marc Fueldner, Bernd Goller, Ulrich Krumbein, Andreas Wiesbauer
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Patent number: 11117798Abstract: A MEMS sensor includes a housing with an interior volume, wherein the housing has an access port to the interior volume, a MEMS component in the housing, and a protection structure, which reduces an introduction of electromagnetic disturbance radiation with a wavelength in the range between 10 nm and 20 ?m into the interior volume through the access port and reduces a propagation of the electromagnetic disturbance radiation in the interior volume.Type: GrantFiled: February 7, 2019Date of Patent: September 14, 2021Assignee: INFINEON TECHNOLOGIES AGInventors: Gunar Lorenz, Alfons Dehe, Marc Fueldner, Bernd Goller, Ulrich Krumbein, Andreas Wiesbauer
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Publication number: 20210246016Abstract: An infrared emitter with a glass lid for emitting infrared radiation comprises a package enclosing a cavity, wherein a first part is transparent for infrared radiation and a second part comprises a glass material and a heating structure configured for emitting the infrared radiation, wherein the heating structure is arranged in the cavity between the first part and the second part of the package.Type: ApplicationFiled: January 15, 2021Publication date: August 12, 2021Inventors: Stephan Pindl, Carsten Ahrens, Stefan Jost, Ulrich Krumbein, Matthias Reinwald
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Publication number: 20210139319Abstract: A microfabricated structure includes a deflectable membrane, a first clamping layer on a first surface of the deflectable membrane, a second clamping layer on a second surface of the deflectable membrane, a first perforated backplate on the first clamping layer, and a second perforated backplate on the second clamping layer, wherein the first clamping layer comprises a first tapered edge portion having a negative slope between the first perforated backplate and the deflectable membrane.Type: ApplicationFiled: January 18, 2021Publication date: May 13, 2021Inventors: Wolfgang Klein, Evangelos Angelopoulos, Stefan Barzen, Marc Fueldner, Stefan Geissler, Matthias Friedrich Herrmann, Ulrich Krumbein, Konstantin Tkachuk, Giordano Tosolini, Juergen Wagner
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Patent number: 10981780Abstract: A microfabricated structure includes a deflectable membrane, a first clamping layer on a first surface of the deflectable membrane, a second clamping layer on a second surface of the deflectable membrane, a first perforated backplate on the first clamping layer, and a second perforated backplate on the second clamping layer, wherein the first clamping layer comprises a first tapered edge portion having a negative slope between the first perforated backplate and the deflectable membrane.Type: GrantFiled: August 19, 2019Date of Patent: April 20, 2021Assignee: INFINEON TECHNOLOGIES AGInventors: Wolfgang Klein, Evangelos Angelopoulos, Stefan Barzen, Marc Fueldner, Stefan Geissler, Matthias Friedrich Herrmann, Ulrich Krumbein, Konstantin Tkachuk, Giordano Tosolini, Juergen Wagner
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Publication number: 20210053821Abstract: A microfabricated structure includes a deflectable membrane, a first clamping layer on a first surface of the deflectable membrane, a second clamping layer on a second surface of the deflectable membrane, a first perforated backplate on the first clamping layer, and a second perforated backplate on the second clamping layer, wherein the first clamping layer comprises a first tapered edge portion having a negative slope between the first perforated backplate and the deflectable membrane.Type: ApplicationFiled: August 19, 2019Publication date: February 25, 2021Inventors: Wolfgang Klein, Evangelos Angelopoulos, Stefan Barzen, Marc Fueldner, Stefan Geissler, Matthias Friedrich Herrmann, Ulrich Krumbein, Konstantin Tkachuk, Giordano Tosolini, Juergen Wagner
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Publication number: 20210040942Abstract: A MEMS pump includes a basis structure, a membrane structure opposing the basis structure and being deflectable parallel to a surface normal of the basis structure and includes a pump chamber between the basis structure and the membrane structure wherein a volume of the pump chamber is based on a position of the membrane structure with respect to the basis structure. The MEMS pump includes a passage for letting a fluid pass into the pump chamber or exit the pump chamber, wherein the passage is arranged in-plane with respect to the pump chamber. The MEMS pump includes a valve structure coupled to the passage for connecting, in a first state, the passage to a first outer volume and for connecting, in a second state, the passage to a second outer volume.Type: ApplicationFiled: July 7, 2020Publication date: February 11, 2021Inventors: Martin Seidl, Alfons Dehe, Daniel Fruechtl, Wolfgang Klein, Ulrich Krumbein, Johann Strasser, Matthias Vobl
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Publication number: 20200393277Abstract: A thermoresistive micro sensor device includes a semiconductor chip; a through hole, which runs through the semiconductor chip from an upper side to a lower side; electrically conductive structures, wherein the middle section of each of the electrically conductive structures spans over the through hole at the upper side of the semiconductor chip; an electrically insulating arrangement for electrically insulating the electrically conductive structures and the semiconductor chip from each other, wherein the through hole runs through the electrically insulating arrangement; and a contact arrangement including contacts, wherein each of the contacts is electrically connected to one of the first end sections or one of the second end sections, so that electrical energy is fed to at least one of the electrically conductive structures to heat the respective electrically conductive structure, and so that an electrical resistance of one of the electrically conductive structures is measured at the contact arrangement.Type: ApplicationFiled: May 7, 2020Publication date: December 17, 2020Inventors: Martin Seidl, Christian Bretthauer, Wolfgang Klein, Ulrich Krumbein, David Tumpold
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Patent number: 10793419Abstract: A MEMS assembly includes a housing having an internal volume V, wherein the housing has a sound opening to the internal volume V, a MEMS component in the housing adjacent to the sound opening, and a layer element arranged at least regionally at a surface region of the housing that faces the internal volume V, wherein the layer element includes a layer material having a lower thermal conductivity and a higher heat capacity than the housing material of the housing that adjoins the layer element.Type: GrantFiled: February 7, 2019Date of Patent: October 6, 2020Assignee: INFINEON TECHNOLOGIES AGInventors: Marc Fueldner, Niccolo De Milleri, Bernd Goller, Ulrich Krumbein, Gerhard Lohninger, Giordano Tosolini, Andreas Wiesbauer
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Publication number: 20200309665Abstract: A sensor element includes a membrane structure suspended on a frame structure, wherein the membrane structure includes a membrane element and an actuator. The membrane structure is deflectable in a first stable deflection state and in a second stable deflection state and is operable in a resonance mode in at least one of the first and the second stable deflection states. The actuator is configured to deflect the membrane structure in a first actuation state into one of the first and the second stable deflection states, and to operate the membrane structure in a second actuation state in a resonance mode having an associated resonance frequency.Type: ApplicationFiled: March 3, 2020Publication date: October 1, 2020Inventors: Michael Schneider, Alfons Dehe, Manuel Dorfmeister, Christoph Glacer, Ulrich Krumbein, Ulrich Schmid, David Tumpold