Patents by Inventor Markus Mayrhofer
Markus Mayrhofer 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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Publication number: 20240159844Abstract: The present invention provides a method for predicting a remaining lifetime of an electrical component of an electrical circuit, the electrical circuit being part of a building management device. The method comprises: estimating (S1) two or more estimated temperatures of the electrical component by using a trained machine learning model of the electrical component that is trained based on training data. Further, the method comprises: generating (S2) a temporal course of temperature of the electrical component based on the two or more estimated temperatures; and computing (S3), based on the temporal course of temperature of the electrical component, an indicator for the remaining lifetime of the electrical component. The present invention also provides a method for predicting a remaining lifetime of an electrical circuit being part of a building management device.Type: ApplicationFiled: March 11, 2022Publication date: May 16, 2024Applicant: Tridonic GmbH & Co KGInventors: Tobias Klein, Thomas Zengerle, Andreas Schmölzer, Markus Mayrhofer, Luis Javier Carracedo Cordovilla, Ulrich Hüttinger
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Publication number: 20230397316Abstract: A device (1) of a lighting technology network (2) is provided. The device (1) comprises one or more antenna units (102) being configured to communicate in respective preferential directions (103). The device (1) further comprises a processing unit (101). The processing unit (101) is configured to determine, in a commissioning phase of the device (1), an association of each further device (1) of the lighting technology network (2) with a respective preferential direction (103) of a respective one of the antenna units (102) that enables a radio connectivity between the device (1) and the respective further device (1). The processing unit (101) is further configured to communicate, in an operating phase of the device (1), to the further devices (1) using the associated one of the antenna units (102) in the associated preferential direction (103).Type: ApplicationFiled: November 4, 2021Publication date: December 7, 2023Applicant: Tridonic GmbH & Co KGInventors: Frank Lochmann, Patrik Yves Koch, Markus Mayrhofer, Lukas Simma, Thomas Zengerle, Patrick Schnell
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Publication number: 20230265990Abstract: A housing for a luminaire or an operating device for the luminaire, wherein the housing is configured to accommodate at least one electronic component and/or a light source, and comprising a conductive housing component (2). The housing includes at least one line (1, 1?, 1?, 1??, 1??) for transmitting electric high frequency signals or for transmitting and/or receiving radio waves. The transmission line is formed by arranging a dielectric layer (4, 4a, 4b, 9) and a conductor (3, 3 . . . 3c, 7) on the housing component (2) such that the conductive housing component (2) serves as a reference plane, and the conductive housing component (2) and the conductor (3, 3 . . . 3c, 7) sandwich the dielectric layer (4, 4a, 4b, 9).Type: ApplicationFiled: August 2, 2021Publication date: August 24, 2023Applicants: ZUMTOBEL LIGHTING GMBH, TRIDONIC GMBH & CO KGInventors: Marek Kuban, Stefan Lorenz, Markus Mayrhofer, Mario Pöhs, Thomas Zengerle, Patrik Yves Koch, Frank Lochmann, Patrick Schnell, Lukas Simma
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Publication number: 20220364714Abstract: The present invention relates to a luminaire having at least one illuminant (6), a luminaire housing (1), and at least one operating device (4), arranged in the luminaire housing (1), for the at least one illuminant (6), wherein the operating device (4) has an antenna (5) for transmitting and receiving a radio signal, and the luminaire housing (1) has at least one slot antenna (2) that is coupled to the antenna (5) of the operating device (4) by means of radiation coupling, a waveguide, or a cavity resonator in order to transmit the radio signal to outside the luminaire housing (1).Type: ApplicationFiled: October 7, 2020Publication date: November 17, 2022Applicant: Tridonic GmbH & Co KGInventors: Patrik Yves Koch, Frank Lochmann, Markus Schertler, Patrick Schnell, Lukas Simma, Patrick Walch, Markus Mayrhofer, Thomas Zengerle
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Publication number: 20210063013Abstract: The invention relates to a burner with a refractory burner body 1, 2, 3 for burning liquid or aerosol fuels, in particular, gaseous fuels. With the aim of reducing NOx emissions, the burner body comprises a gas nozzle 7, 9, 10, 11 and a plurality of air nozzles 4, 6, which are at least partially formed as integral mouldings in the burner body and flow out on a front side 16 of the burner body. Here, the air nozzles are symmetrically arranged around the gas nozzle and diverge at an angle ? to the gas nozzle. Likewise, the invention relates to a method for burning liquid or aerosol fuels, in particular, gaseous fuels with reduced NOx emissions.Type: ApplicationFiled: August 24, 2020Publication date: March 4, 2021Inventors: Werner Wiggen, Markus Mayrhofer, Michael Koller, Andreas Kraly
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Patent number: 10257912Abstract: Ballast for luminous means, in particular LEDs, having a microprocessor with at least one memory unit and a printed circuit board, having at least one programming interface which is preferably accessible from outside the ballast and at least one signaling interface which is likewise preferably accessible from outside the ballast, wherein the microprocessor can be configured via the programming interface, and wherein at least one item of application software which can be executed by the microprocessor can be transmitted to the at least one memory unit via the programming interface, wherein the application software influences at least one of the following functionalities of the ballast: interaction with sensors, evaluation of signals transmitted to the signaling interface, control of the luminous means, activation/deactivation of interfaces of the ballast, activation/deactivation of communication protocols, acquisition, setting and/or evaluation of operating data and/or operating parameters of the ballast, settType: GrantFiled: November 17, 2016Date of Patent: April 9, 2019Assignee: TRIDONIC GMBH & CO KGInventors: Markus Mayrhofer, Frank Lochmann, Florian Moosmann
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Publication number: 20180270932Abstract: Ballast for luminous means, in particular LEDs, having a microprocessor with at least one memory unit and a printed circuit board, having at least one programming interface which is preferably accessible from outside the ballast and at least one signaling interface which is likewise preferably accessible from outside the ballast, wherein the microprocessor can be configured via the programming interface, and wherein at least one item of application software which can be executed by the microprocessor can be transmitted to the at least one memory unit via the programming interface, wherein the application software influences at least one of the following functionalities of the ballast: interaction with sensors, evaluation of signals transmitted to the signaling interface, control of the luminous means, activation/deactivation of interfaces of the ballast, activation/deactivation of communication protocols, acquisition, setting and/or evaluation of operating data and/or operating parameters of the ballast, settType: ApplicationFiled: November 17, 2016Publication date: September 20, 2018Applicant: TRIDONIC GMBH & CO KGInventors: Markus Mayrhofer, Frank Lochmann, Florian Moosmann
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Patent number: 10057950Abstract: The invention relates to a ballast (101) for lighting means, comprising an actively switched power factor correction stage (102), which is implemented in a Totem Pole boost topology, comprising a control circuit (103), which issues control signals for driving switches of the PFC stage (102), wherein the control circuit (103) is on a floating potential and galvanically isolated from a ground potential of the ballast (101).Type: GrantFiled: April 12, 2016Date of Patent: August 21, 2018Assignee: TRIDONIC GMBH & CO KGInventors: Frank Lochmann, Markus Mayrhofer, Janosch Marquart, Simon Nigsch
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Publication number: 20180027620Abstract: The invention relates to a ballast (101) for lighting means, comprising an actively switched power factor correction stage (102), which is implemented in a Totem Pole boost topology, comprising a control circuit (103), which issues control signals for driving switches of the PFC stage (102), wherein the control circuit (103) is on a floating potential and galvanically isolated from a ground potential of the ballast (101).Type: ApplicationFiled: April 12, 2016Publication date: January 25, 2018Applicant: TRIDONIC GMBH & CO KGInventors: Frank Lochmann, Markus Mayrhofer, Janosch Marquart, Simon Nigsch
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Patent number: 9155144Abstract: The invention relates to an operating circuit for illuminants, in particular one or more LED sections (17), comprising an actively clocked PFC circuit (11), which can be supplied by an AC voltage (UAC) and optionally also a DC voltage (UDC) and the output voltage of which is directly or indirectly supplied through the illuminant (17) to a unit (19) for generating a PWM-modulated current. The operating circuit also has a control unit (16) that detects a residual ripple in the voltage (UPFC) in the supply chain before (18a), in (18b) or after (18c) the PFC circuit (11) and causes the frequency of the PWM modulation of the current through the illuminant (17) to be selected as a function of the frequency of the residual ripple.Type: GrantFiled: December 20, 2012Date of Patent: October 6, 2015Assignee: TRIDONIC GMBH & CO KGInventors: Andre Mitterbacher, Markus Mayrhofer
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Patent number: 9137861Abstract: A circuit for operating at least one LED (“driver circuit”) includes input terminals to be connected to an input or operating voltage in the form of a direct current (DC) voltage or a rectified alternating current (AC) voltage, and output terminals to be connected to a load circuit containing the at least one LED. The circuit includes a clocked switch and a control circuit for clocking the switch. The control circuit is in the form of an integrated circuit (IC) and is provided with input and output pins. The control circuit generates a clock signal for the switch depending on at least two actual value signals, such that there is a control loop with the manipulated variable “clocking of the switch.Type: GrantFiled: July 9, 2013Date of Patent: September 15, 2015Assignees: TRIDONIC GMBH and CO KG, TRIDONIC AGInventors: Guenter Marent, Michael Zimmermann, Alexander Barth, Markus Mayrhofer
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Patent number: 9060406Abstract: A circuit for the power regulation of an LED comprises a converter having a switch. The LED is interconnected in an output circuit, wherein a control unit controls the magnetization of an inductor, in that it actively clocks the switch. A measured actual value representative of the average value of the LED current is returned to the control unit and compared to a reference value.Type: GrantFiled: March 26, 2010Date of Patent: June 16, 2015Assignees: TRIDONIC GMBH and CO KG, TRIDONIC AGInventors: Eduardo Pereira, Michael Zimmermann, Alexander Barth, Markus Mayrhofer, Guenter Marent
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Publication number: 20140368122Abstract: The invention relates to an operating circuit for illuminants, in particular one or more LED sections (17), comprising an actively clocked PFC circuit (11), which can be supplied by an AC voltage (UAC) and optionally also a DC voltage (UDC) and the output voltage of which is directly or indirectly supplied through the illuminant (17) to a unit (19) for generating a PWM-modulated current. The operating circuit also has a control unit (16) that detects a residual ripple in the voltage (UPFC) in the supply chain before (18a), in (18b) or after (18c) the PFC circuit (11) and causes the frequency of the PWM modulation of the current through the illuminant (17) to be selected as a function of the frequency of the residual ripple.Type: ApplicationFiled: December 20, 2012Publication date: December 18, 2014Applicant: TRIDONIC GMBH & CO KGInventors: Andre Mitterbacher, Markus Mayrhofer
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Publication number: 20130300306Abstract: A circuit for operating at least one LED (“driver circuit”) includes input terminals to be connected to an input or operating voltage in the form of a direct current (DC) voltage or a rectified alternating current (AC) voltage, and output terminals to be connected to a load circuit containing the at least one LED. The circuit includes a clocked switch and a control circuit for clocking the switch. The control circuit is in the form of an integrated circuit (IC) and is provided with input and output pins. The control circuit generates a clock signal for the switch depending on at least two actual value signals, such that there is a control loop with the manipulated variable “clocking of the switch.Type: ApplicationFiled: July 9, 2013Publication date: November 14, 2013Inventors: Guenter Marent, Michael Zimmermann, Alexander Barth, Markus Mayrhofer
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Patent number: 8482211Abstract: A circuit for operating at least one LED (“driver circuit”) includes input terminals to be connected to an input or operating voltage in the form of a direct current (DC) voltage or a rectified alternating current (AC) voltage, and output terminals to be connected to a load circuit containing the at least one LED. The circuit includes a clocked switch and an open-loop control circuit for clocking the switch. The open-loop control circuit is in the form of an integrated circuit (IC) and is provided with input and output pins. The open-loop control circuit generates a clock signal for the switch depending on at least two actual value signals, such that there is a control loop with the manipulated variable “clocking of the switch.Type: GrantFiled: October 15, 2009Date of Patent: July 9, 2013Assignees: Tridonic GmbH and Co KG, Tridonic AGInventors: Guenter Marent, Michael Zimmermann, Alexander Barth, Markus Mayrhofer
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Publication number: 20120133295Abstract: A circuit for the power regulation of an LED comprises a converter having a switch. The LED is interconnected in an output circuit, wherein a control unit controls the magnetization of an inductor, in that it actively clocks the switch. A measured actual value representative of the average value of the LED current is returned to the control unit and compared to a reference value.Type: ApplicationFiled: March 26, 2010Publication date: May 31, 2012Applicant: Tridonic GmbH and Co. KGInventors: Eduardo Pereira, Michael Zimmermann, Alexander Barth, Markus Mayrhofer, Guenter Marent
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Publication number: 20110254457Abstract: A circuit for operating at least one LED (“driver circuit”) includes input terminals to be connected to an input or operating voltage in the form of a direct current (DC) voltage or a rectified alternating current (AC) voltage, and output terminals to be connected to a load circuit containing the at least one LED. The circuit includes a clocked switch and an open-loop control circuit for clocking the switch. The open-loop control circuit is in the form of an integrated circuit (IC) and is provided with input and output pins. The open-loop control circuit generates a clock signal for the switch depending on at least two actual value signals, such that there is a control loop with the manipulated variable “clocking of the switch.Type: ApplicationFiled: October 15, 2009Publication date: October 20, 2011Applicant: TRIDONIC GMBH and CO KGInventors: Guenter Marent, Michael Zimmermann, Alexander Barth, Markus Mayrhofer
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Patent number: 6765354Abstract: A circuitry arrangement for operating n gas discharge lamps, n being a whole number greater than 1, includes a single inverter, fed with d.c. voltage, for generating an a.c. voltage alterable in its frequency, delivered to a load circuit arranged at the inverter's output. The load circuit includes a series resonant circuit of an inductance and capacitance, n gas discharge lamps connected to a common node point between the inductance and capacitance, which lamps are connected in parallel to one another, and (n−1) balancing transformers for balancing currents in two gas discharge lamps. The load circuit further has for each gas discharge lamp at least one d.c. current supply line, connected between an output side terminal of a corresponding balancing transformer winding and gas discharge lamp and via which there is delivered to each gas discharge lamp a d.c. current, so as to avoid an unintended extinguishing of a lamp.Type: GrantFiled: April 8, 2003Date of Patent: July 20, 2004Assignee: TridonicAtco GmbH & Co. KGInventors: Dietmar Klien, Markus Mayrhofer
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Publication number: 20030214252Abstract: A circuitry arrangement for operating n gas discharge lamps, n being a whole number greater than 1, includes a single inverter, fed with d.c. voltage, for generating an a.c. voltage alterable in its frequency, delivered to a load circuit arranged at the inverter's output. The load circuit includes a series resonant circuit of an inductance and capacitance, n gas discharge lamps connected to a common node point between the inductance and capacitance, which lamps are connected in parallel to one another, and (n−1) balancing transformers for balancing currents in two gas discharge lamps. The load circuit further has for each gas discharge lamp at least one d.c. current supply line, connected between an output side terminal of a corresponding balancing transformer winding and gas discharge lamp and via which there is delivered to each gas discharge lamp a d.c. current, so as to avoid an unintended extinguishing of a lamp.Type: ApplicationFiled: April 8, 2003Publication date: November 20, 2003Applicant: TRIDONICATCO GMBH & CO. KGInventors: Dietmar Klien, Markus Mayrhofer