Patents Assigned to Micronas GmbH
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Patent number: 11131722Abstract: An apparatus (10) for checking a component (30) is disclosed. The apparatus (10) comprises a sample holder (20) with a module (28) for receiving at least one component (30), at least one magnetic field generator (60a, 60b, 60c) for generating a magnetic field around the module (28), an inlet (40) for feeding a tempered medium into the module (25), and an outlet (45) for discharging a tempered medium from the module (28).Type: GrantFiled: December 18, 2019Date of Patent: September 28, 2021Assignee: Micronas GmbHInventors: Oliver Kawaletz, Martin Cornils
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Patent number: 10571347Abstract: A pressure sensor (10) has a carrier chip (20) in and/or on which at least one sensor element (30) is integrated, the measuring signal of which depends on the mechanical stress in the carrier chip (20). The carrier chip (20) is connected on its back side in a flat and material-locking fashion to a solid body (50), the modulus of elasticity of which differs from the modulus of elasticity of the carrier chip (20). The carrier chip (20) has at least two independent and longitudinal grooves (80a, 80b) between which the sensor element (30a, 30b) is arranged. The pressure sensor has a bias voltage circuit (40) and is used in a common rail injection system.Type: GrantFiled: March 23, 2016Date of Patent: February 25, 2020Assignee: Micronas GmbHInventor: Marc Baumann
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Publication number: 20170153297Abstract: A method is provided for operating a magnetic field detector circuit, whereby the magnetic field detector circuit is operated alternately in an active state or in a sleep state and the magnetic field detector circuit has a magnetic field measuring device and a wake-up timer, whereby the magnetic field measuring device comprises a magnetic field sensor. In the active state, the magnetic field measuring device is operated with a supply voltage and an output signal is generated by the magnetic field sensor. The magnetic field detector circuit comprises a wake-up timer, whereby the wake-up timer is operated with the supply voltage in the sleep state and a wake-up signal is generated by the wake-up timer after a predetermined sleep interval, and the magnetic field measuring device changes from the sleep state to the active state.Type: ApplicationFiled: December 1, 2016Publication date: June 1, 2017Applicant: Micronas GmbHInventors: Thomas KAUTER, David MUTHERS, Joachim RITTER
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Patent number: 9664633Abstract: A resistive hydrogen sensor has at least two electrical connections and at least one resistance layer containing at least one suitable material for incorporating hydrogen, via which the electrical connections are connected to each other. The resistance layer adjoins at least one interface on a contact layer, which contains at least one chemical element from the fourth subgroup of the periodic table and/or carbon. The contact layer connected in series between the electrical connections to the resistance layer.Type: GrantFiled: January 27, 2009Date of Patent: May 30, 2017Assignee: Micronas GmbHInventors: Gilbert Erdler, Holger Reinecke, Claas Müller, Mirko Frank
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Publication number: 20170146614Abstract: A method for dynamic noise reduction of magnetic field sensor signals of a magnetic field sensor circuit with a magnetic field sensor and a switching device, wherein the magnetic field sensor provides a sensor signal to a sensor output, and wherein the switching device comprises a signal comparator, a low pass filter and a multiplexer, and wherein the switching device comprises a signal input interconnected with the sensor signal output and a signal output, and wherein the signal comparator has a first input interconnected with the signal input and a second input interconnected with the low pass filter, and a control signal output interconnected with the multiplexer. In a first method step, the sensor signal is compared to the level of a signal of the low pass filter by means of the signal comparator, and the result is compared to a predetermined threshold value.Type: ApplicationFiled: November 21, 2016Publication date: May 25, 2017Applicant: Micronas GmbHInventors: Rolf HAKENES, Stefan KELLER
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Patent number: 9647144Abstract: An integrated magnetic field sensor, having a semiconductor body with a surface and a rear surface, and a metal carrier, with a front and a rear, wherein the rear of the semiconductor body is connected to the front of the metal carrier in a non-positive manner, and a Hall sensor, embodied on the surface of the semiconductor body, with a main extension surface, and a magnet with a first magnetic pole embodied along a first surface, which first magnetic pole has a central axis embodied in a perpendicular manner on the first surface, wherein the metal carrier, the magnet and the semiconductor body are arranged in a common housing and precisely one or at least one Hall sensor is arranged in the housing.Type: GrantFiled: December 19, 2012Date of Patent: May 9, 2017Assignee: Micronas GmbHInventor: Klaus Heberle
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Patent number: 9645203Abstract: A magnetic field measuring device includes a first semiconductor body having a surface formed in a first x-y plane, the first semiconductor body having two magnetic field sensors, spaced a distance apart on the surface, and the magnetic field sensors each measuring one z component of a magnetic field. A first magnet has a planar main extension surface formed in a second x-y plane, the direction of magnetization changing from a north pole to a south pole along the main extension surface on a symmetry surface of the magnet. One of the two magnetic field sensors being disposed in the vicinity of the north pole and the other of the two magnetic field sensors being situated in the vicinity of the south pole, so that signals having opposite polarities with respect to each other are formed in a z component of the magnetic field.Type: GrantFiled: August 3, 2015Date of Patent: May 9, 2017Assignee: Micronas GmbHInventors: Timo Kaufmann, Klaus Heberle, Joerg Franke, Oliver Breitwieser
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Patent number: 9632148Abstract: A sensor device having a first housing with a first semiconductor body and a plurality of metallic terminal contacts for electrical contacting of a first sensor, and a second housing with a second semiconductor body with a plurality of metallic terminal contacts for electrical contacting of a second sensor. A section of the plurality of terminal contacts penetrates the second housing on the face side and the second semiconductor body is arranged with a back surface on a front side of the second metal substrate. The two housings form a module, whereby the two housings are connected form-fittingly to one another in the shape of a stack by a fixing device in a way in which the bottom side of the first housing is joined to the bottom side of the second housing and the plurality of terminal contacts of the two housings point in the same direction.Type: GrantFiled: January 13, 2015Date of Patent: April 25, 2017Assignee: Micronas GmbHInventor: Camillo Pilla
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Publication number: 20170102250Abstract: A magnetic field measuring device having a semiconductor body with a first surface running in an x-y plane, with a first and second magnetic field sensor disposed on the surface, and an axis of symmetry, which runs perpendicular to the first surface in the z-direction and to which the magnetic field sensors are positioned in a mirrored fashion, first and second magnets, which are spaced apart from one another and in each case have an axis and a polar surface running perpendicular to the axis and facing the semiconductor body. The magnetic polarity changes along the axes on a surface, whereby the axes run in the direction of the axis of symmetry, whereby the axis of symmetry runs between the axes of the magnets, whereby the surfaces of the magnets in each case are spaced apart in the z-direction to the first surface of the semiconductor body.Type: ApplicationFiled: October 11, 2016Publication date: April 13, 2017Applicant: Micronas GmbHInventor: Joerg FRANKE
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Patent number: 9620391Abstract: The invention relates to an electronic component including a leadframe, composed of a platform, and possibly at least one electrical connecting piece, wherein at least one electronic member is located on the platform, and including a housing that encloses the electronic member and the platform, wherein at least one support region is provided to support the platform during the fabrication process for the housing, and wherein at least a section of the at least one support region projects from the housing.Type: GrantFiled: October 9, 2015Date of Patent: April 11, 2017Assignee: Micronas GmbHInventors: Wolfgang Hauser, Viktor Heitzler, Christian Joos
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Patent number: 9581658Abstract: A hall effect sensor device implemented on a semiconductor body, having a first Hall effect sensor and a second Hall effect sensor, each of the two Hall effect sensors has at least four individual Hall effect elements and the four Hall effect elements are connected in series, and each Hall effect element has three contact terminals arranged in a row, and the series connection is implemented through a coupling or interconnection of the two outer contact terminals. Semiconductor well regions of the individual Hall effect elements are separated from one another, and the first Hall effect sensor and the second Hall effect sensor are connected in parallel, whereby a middle contact terminal of a Hall effect element of the first Hall effect sensor is connected in each case with a middle contact terminal of a Hall effect element of the second Hall effect sensor.Type: GrantFiled: October 29, 2014Date of Patent: February 28, 2017Assignee: Micronas GmbHInventors: Martin Cornils, Christian Sander
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Publication number: 20170054238Abstract: A contact device system having a plate-shaped carrier and at least five accommodating areas are disposed on a bottom side of the pressing unit, at least five accommodating areas and at least five contact area pairs are disposed on a top side of the carrier. The contact area pairs each have a first and second electrically conductive contact area, and in each case the first contact area is spaced apart from the second contact area and insulated electrically therefrom. The first and second contact areas have a functional electrical connection to an evaluation circuit via a trace section. The carrier has a plurality of accommodating areas for a packaged electronic component, that each have one of the at least five contact area pairs. The electronic components have at least two terminal contacts, whereby after accommodation of the packaged electronic components, the terminal contacts of the particular component are pressed down.Type: ApplicationFiled: August 22, 2016Publication date: February 23, 2017Applicant: Micronas GmbHInventors: Johannes GUTMANN, Timo KAUFMANN, Klaus HEBERLE, Mike KUNZE, Till FEGER, Georg SAMMEL
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Publication number: 20170038429Abstract: A climate chamber for measuring electronic circuits, having a housing that includes an interior space and an opening. The interior space is at least thermally insulated from the surroundings by the housing. Two movable jaws each have an end face. An interior space in a region of an opening is distanced from the surroundings according to the thickness of the jaws, and the jaws each comprise a thermal insulation layer, and each jaw has a front side facing the surroundings and a back side facing the interior space. The two jaws are spaced apart by a clear width being formed between the two end faces, so that the circuits disposed on a carrier can be introduced into the climate chamber and in a second state, the opening for the protection of the interior space is sealed against ambient conditions.Type: ApplicationFiled: August 3, 2016Publication date: February 9, 2017Applicant: Micronas GmbHInventor: Johannes GUTMANN
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Patent number: 9551764Abstract: A magnetic field measuring device having a first semiconductor body having a surface formed in a first x-y plane, the first semiconductor body having on the surface two magnetic field sensors which are spaced apart and arranged along a first connecting line, and wherein the magnetic field sensors respectively measure a z-component of a magnetic field, and the x-direction and the y-direction and the z-direction are each formed orthogonally to each other. A first magnet is provided with a planar main extension surface formed in a second x-y plane and with a symmetry surface formed in an x-z plane, wherein the direction of magnetization extends substantially or exactly parallel to the main extension surface and substantially or exactly parallel to the plane of symmetry. The first semiconductor body and the first magnet are rigidly fixed to each other.Type: GrantFiled: June 9, 2016Date of Patent: January 24, 2017Assignee: Micronas GmbHInventor: Joerg Franke
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Patent number: 9543606Abstract: The present invention pertains to a fuel cell with a storage unit (4) for storing hydrogen (Hx), with a proton conductive layer, which covers a surface of the storage unit (4), and with a cathode (7) on a side of the proton conductive layer, which side is located opposite, wherein the storage unit (4) is directly coupled with an anode and/or the storage unit (4) is incorporated in a substrate (1) of a semiconductor. The storage unit (4) is preferably connected to the substrate (1) at least via a stress compensation layer (3).Type: GrantFiled: March 21, 2014Date of Patent: January 10, 2017Assignee: Micronas GmbHInventors: Mirko Lehmann, Claas Mueller, Holger Reinecke, Mirko Frank, Gilbert Erdler
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Publication number: 20160363637Abstract: A magnetic field measuring device having a first semiconductor body having a surface formed in a first x-y plane, the first semiconductor body having on the surface two magnetic field sensors which are spaced apart and arranged along a first connecting line, and wherein the magnetic field sensors respectively measure a z-component of a magnetic field, and the x-direction and the y-direction and the z-direction are each formed orthogonally to each other. A first magnet is provided with a planar main extension surface formed in a second x-y plane and with a symmetry surface formed in an x-z plane, wherein the direction of magnetization extends substantially or exactly parallel to the main extension surface and substantially or exactly parallel to the plane of symmetry. The first semiconductor body and the first magnet are rigidly fixed to each other.Type: ApplicationFiled: June 9, 2016Publication date: December 15, 2016Applicant: Micronas GmbHInventor: Joerg FRANKE
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Patent number: 9520059Abstract: Method for a deterministic selection of a sensor from a plurality of sensors, having a control unit and multiple sensors connected to the control unit by means of a three-wire bus, wherein the sensors are connected parallel to one another at a three-wire bus by at least two lines and a protocol frame according to SENT specification is used between the control unit and the sensors for a data exchange, and within the protocol frame a specified sensor is selected from a plurality of sensors by means of a selection signal sent by the control unit, wherein each sensor is associated with an unambiguous number of pulses for the selection of the sensor, and the selection of the sensor is performed by means of the selection signal having a predetermined number of pulses occurring immediately in succession.Type: GrantFiled: February 24, 2016Date of Patent: December 13, 2016Assignee: Micronas GmbHInventors: Eckart Wagner, Thilo Rubehn
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Patent number: 9513343Abstract: A measuring system having a magnetic device for generating a magnetic field and having a magnetic field sensor for detecting a flux density of the magnetic field at least in a first spatial direction, whereby the magnetic field sensor is fixedly positioned relative to the magnetic device. The magnetic device has at least two main poles for generating a main magnetic field and at least two secondary poles for generating a secondary magnetic field. The magnetic field in the magnetic field sensor is formed by superposition of the main magnetic field and the secondary magnetic field. The magnetic field sensor is designed to measure the flux density of the superposition in the first spatial direction, and, in the magnetic field sensor, the secondary magnetic field compensates at least partially the main magnetic field in the first spatial direction.Type: GrantFiled: May 8, 2014Date of Patent: December 6, 2016Assignee: Micronas GmbHInventors: Klaus Heberle, Joerg Franke, Oliver Breitwieser, Timo Kaufmann
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Patent number: 9500620Abstract: A layer system having a layer region, whereby the layer region has a single-crystal silicon substrate with a front side and a back side, and whereby a textured surface is formed on the front side and the textured surface has a topography with different heights and a thin film layer of a metal oxide and/or an oxide ceramic is formed on the textured surface, whereby the thin film layer covers the textured surface only partially.Type: GrantFiled: October 6, 2014Date of Patent: November 22, 2016Assignee: Micronas GmbHInventors: Christoph Wilbertz, Dominik Zimmermann
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Patent number: 9494661Abstract: A three-dimensional Hall sensor can be used for detecting a spatial magnetic field. A method for measuring a spatial magnetic field can be performed using this Hall sensor. The Hall sensor comprises an electrically conducting base body and at least three electrode pairs, wherein each electrode pair has a first terminal and a second terminal, which are arranged such on the base body, that a current can flow from the first terminal to the second terminal through the base body. At least three first terminals are arranged on a first surface of the base body and at least three second terminals are arranged on the second surface, different from the first surface of the base body, wherein the first and the second surfaces oppose each other.Type: GrantFiled: May 21, 2014Date of Patent: November 15, 2016Assignee: Micronas GmbHInventors: Oliver Paul, Patrick Ruther, Aftab Taimur