Patents Assigned to TDK Electronics
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Patent number: 12259283Abstract: In an embodiment a sensor arrangement includes a sensor element including a ceramic base body and at least two electrodes, wherein the electrodes are arranged on an outer side of the ceramic base body, at least two contacting elements configured for making electrical contact with the sensor element, the contacting elements being connected to the electrodes in a connection region and a glass sheath, wherein at least the ceramic base body and the connection region are completely enclosed in the glass sheath, wherein the glass sheath is pressure tensioned, and wherein a coefficients of expansion of the glass sheath, the contacting elements and the sensor element are adapted to one another for the pressure tensioning of the glass sheath.Type: GrantFiled: October 13, 2021Date of Patent: March 25, 2025Assignee: TDK ELECTRONICS AGInventors: Jan Ihle, Torben Seifert, Sasa Sabeder-Daiminger, Gerhard Hojas
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Patent number: 12249908Abstract: An electrical component having a DC link capacitor and an EMC filter. The electrical component includes an input port and an output port. The EMC filter includes a first filter stage and a second filter stage. The first filter stage is arranged between the input port and the DC link capacitor, and the second filter stage is arranged between the output port and the DC link capacitor. Another aspect concerns a method for manufacturing an electronic component.Type: GrantFiled: June 24, 2020Date of Patent: March 11, 2025Assignee: TDK ELECTRONICS AGInventors: Fabian Beck, Ralf Deisenhofer, Wolfgang Rambow
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Publication number: 20250067972Abstract: A piezoelectric mirror component including a mirror element, a piezoelectric drive ring which surrounds the mirror element and is connected to the mirror element by way of at least one first torsion spring element, and a frame element connected to the drive ring via at least one second torsion spring element is specified, wherein the drive ring has a first diameter in a first direction and a second diameter in a second direction perpendicular to the first direction, and the first diameter is greater than the second diameter. A method for operating the piezoelectric mirror component and a projection apparatus are also specified.Type: ApplicationFiled: December 7, 2022Publication date: February 27, 2025Applicant: TDK Electronics AGInventors: Matthias WULF, Franz RINNER
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Patent number: 12237819Abstract: A hybrid filter circuit for reducing common-mode interference signals with frequencies of at least 150 kHz in a power line with at least one phase. The circuit has a passive filter stage and an active filter unit with an active filter stage. The circuit can be coupled to an electrical device on a load side and to a power supply system on a supply side via the power line. The first active filter stage includes a sensor for measuring a common mode noise signal in the power line and a feedback unit with an active amplifier unit for generating a compensation signal counteracting the common mode noise signal, which is coupled into the power line via an output of the first active filter stage. The passive filter stage and the active filter circuit are arranged in cascade between the load terminal and a supply terminal.Type: GrantFiled: June 9, 2023Date of Patent: February 25, 2025Assignee: TDK Electronics AGInventors: Yasin Karinca, Christian Gesell
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Patent number: 12232422Abstract: In an embodiment a piezoelectric multilayer component includes a ceramic main body comprising a ceramic material, wherein a main component of the ceramic material has the general empirical formula (KxNa1-x)NbO3, where 0?x?1, wherein the ceramic material comprises at least two additives selected from a number of compounds respectively comprising at least one metal, wherein a metal of a first additive comprises at least K, Nb, Cu, Mn or Ta, and wherein a metal of a second additive comprises K, Nb or Ta.Type: GrantFiled: October 1, 2019Date of Patent: February 18, 2025Assignee: TDK Electronics AGInventors: Denis Orosel, Yongli Wang
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Patent number: 12217906Abstract: In an embodiment, an inductive component includes at least one electrical conductor, a coil former with a hollow-shaped winding former, on a surface of which the at least one electrical conductor is wound around the winding former, a magnetic core arranged in a first cavity of the winding former and a potting material, wherein the at least one electrical conductor is surrounded by the potting material, wherein the potting material has no directly adherent contact with the magnetic core, wherein the magnetic core comprises a first part-body and a second part-body, which are connected to one another, wherein at least one of the first part-body or the second part-body of the magnetic core comprises a leg arranged in the first cavity of the winding former and at least one further leg arranged outside the first cavity of the winding former.Type: GrantFiled: March 15, 2021Date of Patent: February 4, 2025Assignee: TDK Electronics AGInventors: Matthias Jung, Günter Feist
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Patent number: 12209913Abstract: In an embodiment a device includes a piezoelectric transducer element and a support connected mechanically to each other thereby forming an assembly, wherein the piezoelectric transducer element and the support are configured to be jointly deformed under an action of a first force, wherein the support includes a neutral fiber arranged inside the support, the neutral fiber configured to not undergo any change in length during a bending of the assembly, and wherein the piezoelectric transducer element includes a ferroelectric polymer layer or a layer having a composite material including a ceramic material and a piezoelectric polymer matrix.Type: GrantFiled: May 15, 2020Date of Patent: January 28, 2025Assignee: TDK Electronics AGInventors: Sandro Kappert, Stefan Sax, Dominik Taferner, Amira Hedhili
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Patent number: 12207559Abstract: In an embodiment a method includes applying an AC voltage to an input region, converting, by the input region, the AC voltage into a mechanical oscillation, converting, by an output region, the mechanical oscillation into an electrical voltage and igniting a plasma at an output-side end side of an piezoelectric transformer, wherein the piezoelectric transformer includes the input region and the output region, wherein the piezoelectric transformer includes a longest edge and a shortest edge, and wherein the longest edge has a length that is twenty times a length of the shortest edge or less.Type: GrantFiled: April 16, 2021Date of Patent: January 21, 2025Assignee: TDK Electronics AGInventors: Michael Weilguni, Markus Puff, Pavol Kudela, Bernhard Döllgast
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Publication number: 20250014826Abstract: A bus bar for a capacitor is described, wherein the bus bar is laminated and wherein the bus bar includes a round shape. Furthermore, a capacitor including the bus bar is described.Type: ApplicationFiled: October 11, 2022Publication date: January 9, 2025Applicant: TDK Electronics AGInventors: Tomás WAGNER, Fernando RODRÍGUEZ, Alvaro GONZALEZ, Adrian ARCAS, Manuel GÓMEZ
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Patent number: 12172184Abstract: A method for applying a coating to at least one electronic component. The method includes providing a coating carrier having a main base, a coating base having a recess, and a moveable reservoir having a further recess. The method further includes filling a coating material into the recess of the reservoir; sliding the reservoir along a longitudinal axis of the coating carrier such that the recess of the coating base is filled with coating material; providing an electronic component and dipping at least parts of the electronic component into the coating material provided in the recess of the coating base to form a coating of the electronic component. Furthermore, a sensor arrangement for measuring a temperature is described having a coating applied by the method. A coating carrier for applying a coating to an electronic component is described.Type: GrantFiled: August 2, 2022Date of Patent: December 24, 2024Assignee: TDK Electronics AGInventors: Subramanian Ravichandran, Gerhard Hojas
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Patent number: 12177986Abstract: In an embodiment a component includes at least one carrier layer, the carrier layer having a top side and a bottom side and at least one functional layer arranged on the top side of the carrier layer, the functional layer including a material having a specific electrical characteristic, wherein the component is configured for direct integration into an electrical system as a discrete component.Type: GrantFiled: October 12, 2020Date of Patent: December 24, 2024Assignee: TDK Electronics AGInventors: Jan Ihle, Thomas Bernert, Stefan Endler, Michael Krenn, Stephan Bigl, Markus Puff, Sebastian Redolfi
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Patent number: 12176766Abstract: In an embodiment an EMC filter component includes a first interface, a second interface, a filter circuit, a mechanical connection and a DC-Link capacitor as a circuit element, wherein the filter circuit is electrically connected between the first interface and the second interface, wherein the mechanical connection is configured for mechanically connecting the EMC filter component to an external mounting location, and wherein the mechanical connection is configured for electrically connecting the filter circuit to a ground potential of the external mounting location.Type: GrantFiled: March 24, 2021Date of Patent: December 24, 2024Assignee: TDK Electronics AGInventors: Fabian Beck, Karl Niklas, Wolfgang Rambow
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Patent number: 12154716Abstract: In an embodiment a method for producing an inductive component includes applying a conductive material and an insulating material in an additive manufacturing process. The conductive material forms at least one winding having a plurality of superimposed turns and the insulating material forms a carrier for the at least one winding. The turns are connected to form a spiral-shaped winding.Type: GrantFiled: July 26, 2019Date of Patent: November 26, 2024Assignee: TDK Electronics AGInventors: Michael Rottner, Stefan Weber
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Patent number: 12148553Abstract: The present disclosure specifies a varistor comprising a ceramic body, which comprises a functional ceramic, and electrodes arranged inside the ceramic body. The electrodes include non-floating electrodes, which are electrically connected to external contacts of the varistor, respectively. The electrodes include at least three floating electrodes, which are electrically isolated with respect to the external contacts. At least two floating electrodes are arranged in the same layer, and each of the floating electrodes overlaps with at least two further electrodes. At least two floating electrodes overlap with one of the non-floating electrodes, respectively. A distance (D1) is defined along a longitudinal axis of the ceramic body between two of the electrodes overlapping with a first floating electrodes, and a distance (D2) is defined perpendicular to the longitudinal axis between the first floating electrode and one of the overlapping electrodes. The distance (D1) is at least twice the distance (D2).Type: GrantFiled: November 6, 2020Date of Patent: November 19, 2024Assignee: TDK Electronics AGInventors: Prahlad Malpe Mohandas, S. Soran Nabavi, Alfred Hofrichter
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Patent number: 12144097Abstract: In an embodiment a device includes a first housing in which a piezoelectric transformer is arranged and a second housing in which a control circuit is arranged, the control circuit configured to apply an input voltage to the piezoelectric transformer, wherein the piezoelectric transformer is configured to ionize a process medium, and wherein the device is configured to provide a circulating air operation so that the process medium is guided from the piezoelectric transformer through a catalytic converter and then back to the piezoelectric transformer and generate a non-thermal atmospheric pressure plasma.Type: GrantFiled: May 19, 2021Date of Patent: November 12, 2024Assignees: Relyon Plasma GmbH, TDK Electronics AGInventors: Johann Pichler, Georg Kügerl, Markus Puff, Pavol Kudela, Stefan Nettesheim, Dariusz Korzec, Dominik Burger
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Patent number: 12140488Abstract: A sensor including a deformation body having a membrane for deformation when subjected to pressure from a medium. The sensor further includes a strain element applied to and attached to the membrane. The strain element is based on SOI technology and has multiple piezoresistive resistors.Type: GrantFiled: January 21, 2021Date of Patent: November 12, 2024Assignee: TDK Electronics AGInventors: Bettina Milke, Andreas Peschka
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Patent number: 12123746Abstract: In an embodiment a sensor includes a sensor element, electrical leads connected to the sensor element, a housing having an opening, wherein the sensor element is arranged in the housing such that the electrical leads protrude through the opening and a first silicone resin filling the housing such that the sensor element and the electrical leads are fixed in the housing.Type: GrantFiled: June 15, 2021Date of Patent: October 22, 2024Assignee: TDK Electronics AGInventors: Abraham Kho, Andi Permana, Heinz Strallhofer
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Patent number: 12125647Abstract: A method for manufacturing a polymer capacitor and a polymer capacitor are disclosed. In an embodiment a polymer capacitor includes an anode foil, a cathode foil and separator foils wound to a winding, wherein the anode foil is covered by a polymer, wherein one or more additives are distributed in the polymer, and wherein at least one of the additives has a boiling point below 130° C.Type: GrantFiled: November 15, 2021Date of Patent: October 22, 2024Assignee: TDK Electronics AGInventor: Laszlo Dobai
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Patent number: 12120808Abstract: In an embodiment a device includes a low voltage assembly having an output contact, the low voltage assembly configured to provide a low voltage at the output contact, a high voltage assembly having an input contact and a transformer and a plug-in connection interconnecting the low voltage assembly and the high voltage assembly, wherein the plug-in connection is configured to provide an electrical contact between the output contact of the low voltage assembly and the input contact of the high voltage assembly, wherein the low voltage provided at the output contact is applied to the transformer via the input contact, wherein the transformer is configured to convert the low voltage into a high voltage, and wherein the device is configured to generate a gas discharge.Type: GrantFiled: August 13, 2020Date of Patent: October 15, 2024Assignee: TDK Electronics AGInventors: Stefan Nettesheim, Klaus Forster
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Patent number: 12111969Abstract: The present invention relates to an actuator unit which is designed to generate a haptic signal, having a piezoelectric actuator which is designed to change its extent in a longitudinal direction as a function of an electrical voltage, a mechanical amplifier which is designed to amplify the haptic signal by converting the change in extent of the piezoelectric actuator into a movement of the actuator unit, wherein the movement occurs in the longitudinal direction, and the movement of the actuator unit occurs over a distance which is longer than the change in extent of the piezoelectric actuator, and the longitudinal direction is the direction in which an extent of the piezoelectric actuator is largest.Type: GrantFiled: November 10, 2021Date of Patent: October 8, 2024Assignee: TDK ELECTRONICS AGInventors: Johannes Burger, Wolfgang Wallnöfer