Patents by Inventor Klaus Ludwig
Klaus Ludwig 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: 11746604Abstract: A subsea housing assembly has a subsea housing with a first and a second housing portion. The first and second housing portions have first and second electrical connections for data communication. A wall separates the first and second housing portions. The assembly has an inductive coupler with first and second coupling sections disposed in the first and second housing portions. The inductive coupler provides inductive coupling across the wall for data communication between the first and second electrical connections. The inductive coupler has inner and outer coils wherein the outer coil at least partly surrounds the inner coil and at least part of the wall extends between the inner and outer coil. Soft magnetic material is arranged around the outer coil and/or inside the inner coil such that the magnetic flux is collected and guided from the outer to the inner coil and/or from the inner to the outer coil.Type: GrantFiled: December 17, 2018Date of Patent: September 5, 2023Assignee: Siemens Energy ASInventors: Jürgen Götz, Stefan Hain, Klaus Ludwig
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Publication number: 20230068520Abstract: The disclosure relates to a radio-based physiological acquisition system for an RF-shielded room comprising a peripheral acquisition unit with a peripheral transmitter, a peripheral control unit, and a door sensor unit. The door sensor unit is configured to determine an opening status of a door in an RF shield around the RF-shielded room. The peripheral acquisition unit is configured to switch off the peripheral transmitter depending on the opening status of the door, e.g. when the door is open.Type: ApplicationFiled: September 2, 2022Publication date: March 2, 2023Applicant: Siemens Healthcare GmbHInventors: Johann Sukkau, Klaus Ludwig, Michael Roas-Löffler, Christopher Horn, Vincenzo Castiglione
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Patent number: 11460367Abstract: A subsea housing assembly has a subsea housing with first and second housing portions having first and second electrical connections for data communication with a separating wall. An inductive coupler has first and second coupling sections disposed in the first and second housing portions and provides inductive coupling across the wall for data communication between the first and second electrical connections. The inductive coupler has inner and outer coils. The outer coil at least partly surrounds the inner coil and at least part of the wall extends between the inner and outer coil. Soft magnetic material is arranged around the outer coil and/or inside the inner coil where magnetic flux is collected and guided from the outer to the inner coil and/or from the inner to the outer coil. A support structure is provided around and/or inside the part of the wall extending between the inner and outer coil.Type: GrantFiled: December 6, 2018Date of Patent: October 4, 2022Assignee: Siemens Energy ASInventor: Klaus Ludwig
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Patent number: 11237289Abstract: A system for determining the location of pipelines using at least one geopig that is introduced into a pipeline, advances therein and that has a magnetic source for generating a magnetic field, wherein at least one unmanned aerial vehicle is provided with magnetic field sensors and position determination devices, a controller is provided for determining the field strength profile of the magnetic field and for positioning the unmanned aerial vehicle at a defined distance from the at least one geopig, and a device is provided for determining the location of the at least one geopig from the position of the unmanned aerial vehicle and the defined distance between the at least one geopig and the unmanned aerial vehicle.Type: GrantFiled: November 8, 2017Date of Patent: February 1, 2022Assignee: SIEMENS ENERGY GLOBAL GMBH & CO. KGInventors: Josef Alois Birchbauer, Uwe Linnert, Klaus Ludwig, Markus Richter
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Publication number: 20200400522Abstract: A subsea housing assembly has a subsea housing with first and second housing portions having first and second electrical connections for data communication with a separating wall. An inductive coupler has first and second coupling sections disposed in the first and second housing portions and provides inductive coupling across the wall for data communication between the first and second electrical connections. The inductive coupler has inner and outer coils. The outer coil at least partly surrounds the inner coil and at least part of the wall extends between the inner and outer coil. Soft magnetic material is arranged around the outer coil and/or inside the inner coil where magnetic flux is collected and guided from the outer to the inner coil and/or from the inner to the outer coil. A support structure is provided around and/or inside the part of the wall extending between the inner and outer coil.Type: ApplicationFiled: December 6, 2018Publication date: December 24, 2020Applicant: Siemens AktiengesellschaftInventor: Klaus Ludwig
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Publication number: 20200400467Abstract: A subsea housing assembly has a subsea housing with a first and a second housing portion. The first and second housing portions have first and second electrical connections for data communication. A wall separates the first and second housing portions. The assembly has an inductive coupler with first and second coupling sections disposed in the first and second housing portions. The inductive coupler provides inductive coupling across the wall for data communication between the first and second electrical connections. The inductive coupler has inner and outer coils wherein the outer coil at least partly surrounds the inner coil and at least part of the wall extends between the inner and outer coil. Soft magnetic material is arranged around the outer coil and/or inside the inner coil such that the magnetic flux is collected and guided from the outer to the inner coil and/or from the inner to the outer coil.Type: ApplicationFiled: December 17, 2018Publication date: December 24, 2020Applicant: Siemens AktiengesellschaftInventors: Jürgen Götz, Stefan Hain, Klaus Ludwig
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Publication number: 20200012005Abstract: A system for determining the location of pipelines using at least one geopig that is introduced into a pipeline, advances therein and that has a magnetic source for generating a magnetic field, wherein at least one unmanned aerial vehicle is provided with magnetic field sensors and position determination devices, a controller is provided for determining the field strength profile of the magnetic field and for positioning the unmanned aerial vehicle at a defined distance from the at least one geopig, and a device is provided for determining the location of the at least one geopig from the position of the unmanned aerial vehicle and the defined distance between the at least one geopig and the unmanned aerial vehicle.Type: ApplicationFiled: November 8, 2017Publication date: January 9, 2020Inventors: Josef Alois BIRCHBAUER, Uwe LINNERT, Klaus LUDWIG, Markus RICHTER
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Patent number: 10509087Abstract: In a method for generating a measurement protocol for medical imaging of an object under examination, measurement parameters of the measurement protocol are divided into a protocol structure with a base class and classes supplementing the base class. The base class includes only hardware-independent measurement parameters and the supplementary classes includes only hardware-specific measurement parameters. A method for transferring a measurement protocol, a measurement protocol generation computer, a measurement protocol conversion apparatus, and a medical imaging system make use of such a measurement protocol.Type: GrantFiled: May 5, 2017Date of Patent: December 17, 2019Assignee: Siemens Healthcare GmbHInventor: Klaus Ludwig
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Patent number: 10393829Abstract: A method for determining a position of a mobile device relative to a B0 field magnet along a z-coordinate axis, and a device and a magnetic resonance tomography unit for performing the method are provided. The device includes a magnetic field strength sensor arranged in a fixed relative position. A characteristic magnetic field strength Bref of the B0 field magnet that emerges for a plurality of x-y coordinate pairs with a same reference z-coordinate zref is ascertained. The device is moved along the z-coordinate axis until the magnetic field strength sensor measures the characteristic magnetic field strength Bref.Type: GrantFiled: February 28, 2017Date of Patent: August 27, 2019Assignee: Siemens Healthcare GmbHInventors: Klaus Ludwig, Volker Schnetter, Johann Sukkau, Andrew Dewdney, Axel Heitland, Ralf Ladebeck, Ronny Pflichtbeil, Jörg Rothard, Volker Weißenberger
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Patent number: 10335987Abstract: The invention relates to a method for producing a multilayer body, with the steps: a) Providing a carrier ply, on which at least one illuminant, in particular an LED, is arranged; b) Providing a decorative ply; c) Injection-molding a plastic ply onto the carrier ply and/or the decorative ply in an injection-molding tool. The invention further relates to a multilayer body produced by means of such a method.Type: GrantFiled: May 7, 2015Date of Patent: July 2, 2019Assignees: LEONHARD KURZ STIFTUNG & CO. KG, POLYIC GMBH & CO. KGInventors: Klaus Ludwig, Christian Schulz, Rainer Stahl
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Publication number: 20180243781Abstract: A production facility for manufacturing motor vehicle license plates includes a hot stamping machine configured for the continuous application of ink to stamped plates by hot stamping. At least one first conveying component is provided to transport stamped plates through the hot stamping machine. The production facility includes at least one transfer arrangement having a buffer with a cashing component for at least two flat objects wherein the production facility includes a control unit for controlling the buffer for a successive deposition of flat objects from the buffer onto the first conveying component. In particular, with such a buffer, stamped plates and/or templates can be deposited on the first conveying component. The disclosure also relates to a process for operating such a production facility.Type: ApplicationFiled: August 16, 2016Publication date: August 30, 2018Inventors: Jochen BUERGER, Thomas WOLLENWEBER, Christoph WAESCHENBACH, Bernd PFUNDSTEIN, Harald Klaus Ludwig BRUCH, Holger REEH
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Publication number: 20180067177Abstract: In a method and magnetic resonance (MR) apparatus for establishing implant information about a patient based on an MR scan of the patient, the MR scan is performed by implant-safe settings in the control parameters. The MR signals acquired in this scan are reconstructed to produce image data, and the image data are searched for at least one weak-signal region in a computer search. Implant information about the patient are generated by the computer dependent on the result of the search for the at least one weak-signal region, and the implant information is made available as an electronic output from the computer.Type: ApplicationFiled: September 5, 2017Publication date: March 8, 2018Applicant: Siemens Healthcare GmbHInventors: Klaus LUDWIG, Stefan SCHOR, Dani SIKIRIC
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Publication number: 20170322278Abstract: In a method for generating a measurement protocol for medical imaging of an object under examination, measurement parameters of the measurement protocol are divided into a protocol structure with a base class and classes supplementing the base class. The base class includes only hardware-independent measurement parameters and the supplementary classes includes only hardware-specific measurement parameters. A method for transferring a measurement protocol, a measurement protocol generation computer, a measurement protocol conversion apparatus, and a medical imaging system make use of such a measurement protocol.Type: ApplicationFiled: May 5, 2017Publication date: November 9, 2017Applicant: Siemens Healthcare GmbHInventor: Klaus Ludwig
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Publication number: 20170248665Abstract: A method for determining a position of a mobile device relative to a B0 field magnet along a z-coordinate axis, and a device and a magnetic resonance tomography unit for performing the method are provided. The device includes a magnetic field strength sensor arranged in a fixed relative position. A characteristic magnetic field strength Bref of the B0 field magnet that emerges for a plurality of x-y coordinate pairs with a same reference z-coordinate zref is ascertained. The device is moved along the z-coordinate axis until the magnetic field strength sensor measures the characteristic magnetic field strength Bref.Type: ApplicationFiled: February 28, 2017Publication date: August 31, 2017Inventors: Klaus Ludwig, Volker Schnetter, Johann Sukkau, Andrew Dewdney, Axel Heitland, Ralf Ladebeck, Ronny Pflichtbeil, Jörg Rothard, Volker Weißenberger
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Publication number: 20170066168Abstract: The invention relates to a method for producing a multilayer body, with the steps: a) Providing a carrier ply, on which at least one illuminant, in particular an LED, is arranged; b) Providing a decorative ply; c) Injection-molding a plastic ply onto the carrier ply and/or the decorative ply in an injection-molding tool. The invention further relates to a multilayer body produced by means of such a method.Type: ApplicationFiled: May 7, 2015Publication date: March 9, 2017Inventors: Klaus Ludwig, Christian Schulz, Rainer Stahl
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Patent number: 9465261Abstract: The invention relates to a display device (10), in particular in the form of a multi-layer film body. The display device (10) has, in a first area (22), a first electrode (41), a second electrode (42), a third electrode (43) and a display layer (122) with a display material. The display layer (122) is arranged between the first electrode (41) and the second electrode (42). The third electrode (43) is arranged on the side of the display layer (122) facing away from the first electrode (41). The first electrode (41) is formed as an isolated electrode. The first electrode (41) overlaps both the second electrode (42) and the third electrode (43) at least in areas when viewed perpendicular to the plane spanned by the display layer (122).Type: GrantFiled: October 16, 2012Date of Patent: October 11, 2016Assignees: POLYIC GMBH & CO. KG, LEONHARD KURZ STIFTUNG & CO. KG, OVD KINEGRAM AGInventors: Rainer Stahl, Klaus Ludwig, Johannes Schad, Wayne Robert Tompkin
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Patent number: 8896501Abstract: The invention relates to a security element for the identification of a security document, in particular a banknote, a valuable paper or a paper document, comprising at least one electrically controllable display element and at least one piezoelectric energy source which controls the at least one display element. The security element is formed by a flexible multilayered film body comprising the at least one electrically controllable display element containing a display layer having liquid crystals that can be oriented in an electric field, and comprising the at least one piezoelectric energy source which controls the at least one display element and has at least one layer composed of piezoelectric material, wherein the security element has a thickness of at most 70 ?m in a direction perpendicular to the plane of the film body.Type: GrantFiled: September 16, 2008Date of Patent: November 25, 2014Assignee: Poly IC GmbH & Co. KGInventors: Rainer Stahl, Gerrit Hackl, Steffen Weiss, Klaus Ludwig, Johannes Schad
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Publication number: 20140307192Abstract: The invention relates to a display device (10), in particular in the form of a multi-layer film body. The display device (10) has, in a first area (22), a first electrode (41), a second electrode (42), a third electrode (43) and a display layer (122) with a display material. The display layer (122) is arranged between the first electrode (41) and the second electrode (42). The third electrode (43) is arranged on the side of the display layer (122) facing away from the first electrode (41). The first electrode (41) is formed as an isolated electrode. The first electrode (41) overlaps both the second electrode (42) and the third electrode (43) at least in areas when viewed perpendicular to the plane spanned by the display layer (122).Type: ApplicationFiled: October 16, 2012Publication date: October 16, 2014Inventors: Rainer Stahl, Klaus Ludwig, Johannes Schad, Wayne Robert Tompkin
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Patent number: 8604907Abstract: The invention concerns a multi-layer flexible film body (6), in particular a label film or packaging film as well as a goods identification system and uses of such a film body. The film body (6) has a carrier layer and a decorative layer system (11) which provides optically recognisable information. A plurality of layers of the decorative layer system form an electronically controlled display element (65), by the activation of which the optically recognisable information becomes visible.Type: GrantFiled: September 11, 2008Date of Patent: December 10, 2013Assignees: PolyIC GmbH & Co. KG, Leonhard Kurz Stiftung & Co. KGInventors: Klaus Ludwig, Wolfgang Clemens, Johannes Schad
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Patent number: 8415949Abstract: In a device and a method to determine the position of at least one local coil for a magnetic resonance tomography apparatus, the field strength of a magnetic field is measured at multiple locations with at least one magnetic field strength sensor, and the position of the local coil (6) is determined based on the field strength measured at multiple locations.Type: GrantFiled: May 11, 2010Date of Patent: April 9, 2013Assignee: Siemens AktiengesellschaftInventors: Stephan Biber, Klaus Ludwig, Kay Uwe Seemann, Johann Sukkau