Patents Assigned to Epcos AG
  • Capacitor arrangement
    Patent number: 9905363
    Abstract: A capacitor arrangement includes at least one ceramic multilayer capacitor with a main body having ceramic layers and first and second electrode layers arranged therebetween. The capacitor also has a first external contact and a second external contact on mutually opposite side surfaces. The first external contact is electrically conductively connected to the first electrode layers and the second external contact is electrically conductively connected to the second electrode layers. A contact arrangement includes two metallic contact plates, between which the at least one ceramic multilayer capacitor is arranged. The first and second external contacts are electrically conductively connected in each case to one of the metallic contact plates.
    Type: Grant
    Filed: February 10, 2014
    Date of Patent: February 27, 2018
    Assignee: EPCOS AG
    Inventors: Günter Engel, Michael Schossmann, Markus Koini, Andrea Testino, Christian Hoffmann
  • Method for producing a multi-layer varistor component and a multi-layer varistor component
    Patent number: 9875831
    Abstract: A method for producing a multi-layer varistor component is specified. A main body for the multi-layer varistor component includes a plurality of internal electrodes. The method further includes providing the main body with a starting material for a copper electrode layer in such a way that the starting material is directly connected to at least one internal electrode. A thermal treatment of the starting material is performed under a protective gas atmosphere in order to form the copper electrode layer.
    Type: Grant
    Filed: May 20, 2014
    Date of Patent: January 23, 2018
    Assignee: EPCOS AG
    Inventors: Oliver Dernovsek, Jutta Koholka
  • Ceramic multi-layered capacitor
    Patent number: 9875851
    Abstract: A ceramic multi-layer capacitor includes a main body, which has ceramic layers arranged along a layer stacking direction to form a stack, and first and second electrode layers arranged between the ceramic layers. The multi-layer capacitor also includes a first external contact-connection arranged on a first side surface of the main body and electrically conductively connected to the first electrode layers, and a second external contact-connection arranged on a second side surface of the main body. The second side surface is situated opposite the first side surface and is electrically conductively connected to the second electrode layers.
    Type: Grant
    Filed: March 6, 2017
    Date of Patent: January 23, 2018
    Assignee: EPCOS AG
    Inventors: Guenter Engel, Michael Schossmann, Markus Koini, Andrea Testino, Christian Hoffmann
  • Electrical component comprising a connection element having a plastic body
    Patent number: 9865394
    Abstract: An electrical component is disclosed. In an embodiment the component includes a component body and at least one connection element having a plastic body, wherein the at least one connection element is connected to the component body via a metal layer.
    Type: Grant
    Filed: June 19, 2013
    Date of Patent: January 9, 2018
    Assignee: EPCOS AG
    Inventors: Günter Engel, Michael Schossmann, Markus Koini, Jürgen Konrad, Stefan Obermair
  • Chip with protection function and method for producing same
    Patent number: 9865381
    Abstract: A chip and a method for manufacturing a chip are disclosed. In an embodiment, the chip includes a varistor layer composed of zinc oxide, a multilayered electrode structure which realizes a varistor function in the varistor layer and at least two solderable or bondable external contacts on a first main surface of the varistor layer. The chip further includes a glass layer disposed on the first main surface leaving only the external contacts uncovered, wherein the glass layer includes, as main constituents, oxides of Si and/or Ge, B and K, which in total have at least 70% by weight of the constituents of the glass layer, and wherein the glass layer is substantially free of Al, Ga, Cr and Ti.
    Type: Grant
    Filed: January 2, 2015
    Date of Patent: January 9, 2018
    Assignee: EPCOS AG
    Inventors: Yasuharu Miyauchi, Pavol Dudesek, Christian Faistauer, Gerhard Fuchs, Stefan Obermair, Klaus-Dieter Aichholzer, Christian Block, Sebastian Brunner
  • Piezoelectric multi-layer component
    Patent number: 9842983
    Abstract: A piezoelectric multi-layer component includes a piezoelectric main body, which has an inlet area and an outlet area. In the outlet area or in the inlet area at least two adjacent layers are polarized antiparallel to each other and at least two adjacent layers are polarized parallel to each other.
    Type: Grant
    Filed: October 7, 2011
    Date of Patent: December 12, 2017
    Assignee: EPCOS AG
    Inventor: Igor Kartashev
  • Method for producing a piezoelectric multilayer component and a piezoelectric multilayer component
    Patent number: 9825212
    Abstract: A piezoelectric multilayer component having a stack of sintered piezoelectric layers and inner electrodes arranged between the piezoelectric layers. A region which has poling cracks is present on the surface of at least one electrode, and the poling cracks are separated from a surface of at least one of the inner electrodes by the region having the poling cracks.
    Type: Grant
    Filed: April 19, 2016
    Date of Patent: November 21, 2017
    Assignee: EPCOS AG
    Inventors: Alexander Glazunov, Oliver Dernovsek
  • Method of forming a piezoelectric actuator
    Patent number: 9825215
    Abstract: A piezoelectric actuator of a multilayer design includes outer electrodes that are fastened by means of a bonding layer applied by thermal spraying. For example, the outer electrodes are formed as a woven wire fabric. Furthermore, a method for fastening an outer electrode in a piezoelectric actuator is specified.
    Type: Grant
    Filed: May 7, 2015
    Date of Patent: November 21, 2017
    Assignee: EPCOS AG
    Inventors: Franz Rinner, Dieter Somitsch, Jan-Thorsten Reszat, Reinhard Gabl, Martin Galler, Christoph Auer, Georg Kuegerl
  • Electrical component and method for producing an electrical component
    Patent number: 9805846
    Abstract: An electrical component includes a main body, a metallic contact structure, which is in direct contact with the main body, and an electrically insulating passivation layer provided with an opening. The metallic contact structure is connected to an external contact-making element through the opening. Furthermore, the external contact-making element is covered and enclosed by a flexible metal composite layer. A method for producing an electrical component is also specified.
    Type: Grant
    Filed: October 2, 2012
    Date of Patent: October 31, 2017
    Assignee: EPCOS AG
    Inventors: Thomas Feichtinger, Jörg Lauenstein
  • Method for Producing a Multi-Layer Substrate and Multi-Layer Substrate
    Publication number: 20170311455
    Abstract: A method for producing a multilayer substrate (1) is specified, wherein a main body (26) comprising a plurality of ceramic layers (2) is provided, wherein at least one layer (2) comprises a hole (27). In order to form a plated-through hole (4, 18, 20, 21), the hole (27) is filled with a metal by depositing the metal from a solution. Furthermore, a multilayer substrate is specified wherein a plated-through hole (4, 18, 20, 21) in the interior of the main body (26) is connected to a further contact (11), wherein the plated-through hole (4, 18, 20, 21) comprises a different material than the further contact (11) and/or is produced by a different method.
    Type: Application
    Filed: August 12, 2015
    Publication date: October 26, 2017
    Applicant: EPCOS AG
    Inventors: Sebastian Brunner, Gerhard Fuchs, Annette Fischer
  • LIGHT-EMITTING DIODE DEVICE
    Publication number: 20170309802
    Abstract: A light-emitting diode device is specified, comprising at least one carrier and a light-emitting diode arranged thereon. The carrier comprises a plurality of polymer layers arranged one above another. At least one polymer layer has a cutout, in which an electrical component is embedded.
    Type: Application
    Filed: August 5, 2015
    Publication date: October 26, 2017
    Applicant: EPCOS AG
    Inventors: Thomas Feichtinger, Oliver Dernovsek
  • Apparatus for producing a plasma and hand-held device having the apparatus
    Patent number: 9788404
    Abstract: An apparatus for producing a plasma including a control circuit which is electrically connected to a piezoelectric transformer in order to excite the piezoelectric transformer. A hand-held device that uses the apparatus. The piezoelectric transformer is constructed of several layers. The control circuit is implemented on a circuit board, and the piezoelectric transformer is held over the circuit board by means of a region of a first end. A high voltage is applied to a second free end of the piezoelectric transformer. The plasma is produced at atmospheric pressure.
    Type: Grant
    Filed: July 22, 2015
    Date of Patent: October 10, 2017
    Assignees: EPCOS AG, reylon plasma GmbH
    Inventors: Stefan Nettesheim, Dariusz Korzec, Dominik Burger, Georg Kuegerl, Markus Puff, Florian Hoppenthaler
  • ELECTRICAL COMPONENT, COMPONENT ARRANGEMENT, AND A METHOD FOR PRODUCING AN ELECTRICAL COMPONENT AND COMPONENT ARRANGEMENT
    Publication number: 20170290164
    Abstract: An electrical component for embedding into a carrier comprises a ceramic main body, an electrically insulating passivation layer which is applied to the main body, and at least one inner electrode. In addition, the electrical component comprises an outer electrode which is connected to the inner electrode, wherein the outer electrode comprises a first electrode layer comprising a metal and a second electrode layer which is arranged on the latter and comprises copper.
    Type: Application
    Filed: August 31, 2015
    Publication date: October 5, 2017
    Applicant: EPCOS AG
    Inventor: Thomas Feichtinger
  • Ceramic material, method for producing the ceramic material, and electroceramic component comprising the ceramic material
    Patent number: 9780296
    Abstract: The invention relates to a ceramic material, comprising lead zirconate titanate, which additionally contains K and optionally Cu. The ceramic material can be used in an electroceramic component, for example a piezoelectric actuator. The invention also relates to methods for producing the ceramic material and the electronic component.
    Type: Grant
    Filed: October 24, 2012
    Date of Patent: October 3, 2017
    Assignee: EPCOS AG
    Inventors: Alexander Glazunov, Adalbert Feltz
  • Electrical multilayer component
    Patent number: 9779859
    Abstract: An electrical multilayer component includes a stack composed of functional layers and also a first and a second external contact. The external contacts are arranged on side surfaces of the stack. Internal electrodes of a first type are directly electrically conductively connected to the first external contact and internal electrodes of a second type directly electrically conductively connected to the second external contact. An internal electrode of the first type and an internal electrode of the second type partly overlap. An internal electrode of the first type and an internal electrode of the second type are arranged in a manner spaced apart from one another in an identical plane.
    Type: Grant
    Filed: March 13, 2012
    Date of Patent: October 3, 2017
    Assignee: EPCOS AG
    Inventor: Johann Schmidt
  • Dielectric composition, dielectric element, electronic component and laminated electronic component
    Patent number: 9776925
    Abstract: [Problem] The problem addressed lies in providing a dielectric composition having a relatively high dielectric constant of 900 or greater when a DC bias of at least 8 V/ym is applied, and also in providing a dielectric element employing said dielectric composition, an electronic component, and a laminated electronic component. [Solution] A dielectric composition in which the composition of the main component is in accordance with the following formula (1): (BiaNabSrc)(ZndTi1_d)03 (1) [where a, b, c and d satisfy the following: 0.09?a?0.58, 0.09?b?0.42, 0.05?c?0.84, 0?d?0.08, and 0.95?a+b+c?1.05].
    Type: Grant
    Filed: January 21, 2015
    Date of Patent: October 3, 2017
    Assignee: EPCOS AG
    Inventors: Tomoya Imura, Goushi Tauchi, Masakazu Hirose
  • Dielectric composition, dielectric element, electronic component and laminated electronic component
    Patent number: 9773616
    Abstract: The problem addressed lies in providing a dielectric composition having a relatively high dielectric constant of 800 or greater when a DC bias of at least 8 V/?m is applied, and also in providing a dielectric element employing said dielectric composition, an electronic component, and a laminated electronic component. [Solution] A dielectric composition in which the composition of the main component is in accordance with the following formula (1): (BiaNabSrc)(MgdTi1-d)O3 (1) [where a, b, c and d satisfy the following: 0.10?a?0.65, 0<b?0.45, 0<c?0.85, 0<d<0.20, and 0.95?a+b+c?1.05].
    Type: Grant
    Filed: January 21, 2015
    Date of Patent: September 26, 2017
    Assignee: EPCOS AG
    Inventors: Goushi Tauchi, Tomoya Imura, Masakazu Hirose
  • Multi-step tube of a ceramic material and gas discharge tube made of the same
    Patent number: 9762035
    Abstract: A multi-step tube (1) of a ceramic material comprises a tube body (1) of the ceramic material having an inner wall (11) located inside the tube body (1). A surface of the inner wall (11) is formed with a plurality of steps (2). The steps (2) are formed to extend differently far inside the tube (1). A multi-layered gas discharge tube comprises the multi-step tube (1). An inner electrode (31) is disposed on a step (21), and an outer electrode (41) is disposed on an outer surface (13) of the tube body (1). A disc (51) is partially placed on a step (22) and the inner electrode (31) between the inner electrode (31) and the outer electrode (41) so that, in case of an electrostatic discharge, the discharge will only take place in the center of the multi-step tube (1) and not at the border of the isolated ceramic disc (51).
    Type: Grant
    Filed: December 6, 2011
    Date of Patent: September 12, 2017
    Assignee: EPCOS AG
    Inventors: Thomas Westebbe, Yu Zhang, Eric Liu, Jiaping Hong
  • Method for producing an electronic component
    Patent number: 9755138
    Abstract: A method for producing an electronic component includes providing a piezoelectric main body, which is provided with electrodes. A first electric polarization field having a first polarity direction is applied to the piezoelectric main body between the two electrodes and then a second electric polarization field is applied in a second polarity direction, opposite to the first polarity direction, to the piezoelectric main body between the electrodes. The absolute value of the second electric polarization field differs from that of the first electric polarization field.
    Type: Grant
    Filed: November 25, 2013
    Date of Patent: September 5, 2017
    Assignee: EPCOS AG
    Inventor: Alexander Glazunov
  • NTC COMPONENT AND METHOD FOR THE PRODUCTION THEREOF
    Publication number: 20170250012
    Abstract: An NTC component comprising a first electrode (1) and a second electrode (2) is specified. The NTC component further comprises an NTC element (3) disposed between the first electrode (1) and the second electrode (2), wherein the NTC element (3) comprises a ceramic having the general composition AB2O4, and where A and B each comprise one or more of the materials Mn, Ni, Co and Cu, and B additionally comprises one or more of the materials Fe, Y, Pr, Al, In, Ga and Sb.
    Type: Application
    Filed: February 3, 2015
    Publication date: August 31, 2017
    Applicant: EPCOS AG
    Inventor: Manfred SCHWEINZGER