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).

  • Patent number: 11835041
    Abstract: 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: Grant
    Filed: July 7, 2020
    Date of Patent: December 5, 2023
    Assignee: Infineon Technologies AG
    Inventors: Martin Seidl, Alfons Dehe, Daniel Fruechtl, Wolfgang Klein, Ulrich Krumbein, Johann Strasser, Matthias Vobl
  • Patent number: 11679461
    Abstract: 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: Grant
    Filed: February 28, 2022
    Date of Patent: June 20, 2023
    Assignee: Infineon Technologies AG
    Inventors: Alfons Dehe, Reinhard Gabl, Ulrich Krumbein
  • Publication number: 20230160732
    Abstract: 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: Application
    Filed: December 13, 2022
    Publication date: May 25, 2023
    Inventors: Martin Seidl, Christian Bretthauer, Wolfgang Klein, Ulrich Krumbein, David Tumpold
  • Patent number: 11608265
    Abstract: 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: Grant
    Filed: June 24, 2021
    Date of Patent: March 21, 2023
    Assignee: Infineon Technologies AG
    Inventors: Stephan Pindl, Carsten Ahrens, Stefan Jost, Ulrich Krumbein
  • Patent number: 11524891
    Abstract: 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: Grant
    Filed: January 18, 2021
    Date of Patent: December 13, 2022
    Assignee: Infineon Technologies AG
    Inventors: Wolfgang Klein, Evangelos Angelopoulos, Stefan Barzen, Marc Fueldner, Stefan Geissler, Matthias Friedrich Herrmann, Ulrich Krumbein, Konstantin Tkachuk, Giordano Tosolini, Juergen Wagner
  • Publication number: 20220388105
    Abstract: 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: Application
    Filed: February 28, 2022
    Publication date: December 8, 2022
    Inventors: Alfons DEHE, Reinhard GABL, Ulrich KRUMBEIN
  • Publication number: 20220236244
    Abstract: 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: Application
    Filed: January 11, 2022
    Publication date: July 28, 2022
    Inventors: Caterina Travan, Cecilia Carbonelli, Ulrich Krumbein
  • Patent number: 11292097
    Abstract: 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: Grant
    Filed: May 3, 2019
    Date of Patent: April 5, 2022
    Assignee: INFINEON TECHNOLOGIES AG
    Inventors: Alfons Dehe, Reinhard Gabl, Ulrich Krumbein
  • Patent number: 11237090
    Abstract: 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: Grant
    Filed: March 3, 2020
    Date of Patent: February 1, 2022
    Assignee: INFINEON TECHNOLOGIES AG
    Inventors: Michael Schneider, Alfons Dehe, Manuel Dorfmeister, Christoph Glacer, Ulrich Krumbein, Ulrich Schmid, David Tumpold
  • Publication number: 20220009771
    Abstract: 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: Application
    Filed: June 24, 2021
    Publication date: January 13, 2022
    Inventors: Stephan Pindl, Carsten Ahrens, Stefan Jost, Ulrich Krumbein
  • Publication number: 20210323813
    Abstract: 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: Application
    Filed: June 24, 2021
    Publication date: October 21, 2021
    Inventors: Gunar Lorenz, Alfons Dehe, Marc Fueldner, Bernd Goller, Ulrich Krumbein, Andreas Wiesbauer
  • Patent number: 11117798
    Abstract: 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: Grant
    Filed: February 7, 2019
    Date of Patent: September 14, 2021
    Assignee: INFINEON TECHNOLOGIES AG
    Inventors: Gunar Lorenz, Alfons Dehe, Marc Fueldner, Bernd Goller, Ulrich Krumbein, Andreas Wiesbauer
  • Publication number: 20210246016
    Abstract: 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: Application
    Filed: January 15, 2021
    Publication date: August 12, 2021
    Inventors: Stephan Pindl, Carsten Ahrens, Stefan Jost, Ulrich Krumbein, Matthias Reinwald
  • Publication number: 20210139319
    Abstract: 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: Application
    Filed: January 18, 2021
    Publication date: May 13, 2021
    Inventors: Wolfgang Klein, Evangelos Angelopoulos, Stefan Barzen, Marc Fueldner, Stefan Geissler, Matthias Friedrich Herrmann, Ulrich Krumbein, Konstantin Tkachuk, Giordano Tosolini, Juergen Wagner
  • Patent number: 10981780
    Abstract: 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: Grant
    Filed: August 19, 2019
    Date of Patent: April 20, 2021
    Assignee: INFINEON TECHNOLOGIES AG
    Inventors: Wolfgang Klein, Evangelos Angelopoulos, Stefan Barzen, Marc Fueldner, Stefan Geissler, Matthias Friedrich Herrmann, Ulrich Krumbein, Konstantin Tkachuk, Giordano Tosolini, Juergen Wagner
  • Publication number: 20210053821
    Abstract: 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: Application
    Filed: August 19, 2019
    Publication date: February 25, 2021
    Inventors: Wolfgang Klein, Evangelos Angelopoulos, Stefan Barzen, Marc Fueldner, Stefan Geissler, Matthias Friedrich Herrmann, Ulrich Krumbein, Konstantin Tkachuk, Giordano Tosolini, Juergen Wagner
  • Publication number: 20210040942
    Abstract: 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: Application
    Filed: July 7, 2020
    Publication date: February 11, 2021
    Inventors: Martin Seidl, Alfons Dehe, Daniel Fruechtl, Wolfgang Klein, Ulrich Krumbein, Johann Strasser, Matthias Vobl
  • Publication number: 20200393277
    Abstract: 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: Application
    Filed: May 7, 2020
    Publication date: December 17, 2020
    Inventors: Martin Seidl, Christian Bretthauer, Wolfgang Klein, Ulrich Krumbein, David Tumpold
  • Patent number: 10793419
    Abstract: 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: Grant
    Filed: February 7, 2019
    Date of Patent: October 6, 2020
    Assignee: INFINEON TECHNOLOGIES AG
    Inventors: Marc Fueldner, Niccolo De Milleri, Bernd Goller, Ulrich Krumbein, Gerhard Lohninger, Giordano Tosolini, Andreas Wiesbauer
  • Publication number: 20200309665
    Abstract: 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: Application
    Filed: March 3, 2020
    Publication date: October 1, 2020
    Inventors: Michael Schneider, Alfons Dehe, Manuel Dorfmeister, Christoph Glacer, Ulrich Krumbein, Ulrich Schmid, David Tumpold