Patents by Inventor Alex Grossmann
Alex Grossmann 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: 10594234Abstract: A method and device for operating an electrically commutated machine having a rotor on which a first gear of a transmission can be situated, wherein a comparison value is determined as a function of an instantaneous angular position of a second gear of the transmission that is capable of being connected to the first gear for the transmission of torque, and a target value for an manipulated variable of the electrically commutated machine is determined as a function of the result of a comparison of the comparison value with an instantaneous value of an operating variable of the electrically commutated machine.Type: GrantFiled: September 14, 2018Date of Patent: March 17, 2020Assignee: Robert Bosch GmbHInventors: Alex Grossmann, Simon Dierolf
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Patent number: 10434876Abstract: An active accelerator pedal for a vehicle includes a pedal position sensor configured to detect a position of a pedal lever of the active accelerator pedal and to convert the position into a pedal position signal. The active accelerator pedal further includes an actuator configured to output haptic feedback to the pedal lever. The active accelerator pedal further includes an actuator controller configured to control the actuator. The pedal position sensor is configured to transmit pedal position signals to a central engine controller of the vehicle the engine controller is configured to control drive of the vehicle using the central engine controller, and the actuator controller is configured to receive a pedal position signal from the pedal position sensor.Type: GrantFiled: September 17, 2013Date of Patent: October 8, 2019Assignee: Robert Bosch GmbHInventors: Alex Grossmann, Udo Sieber, Daniel Henning, Thomas Klotzbuecher
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Publication number: 20190089276Abstract: A method and device for operating an electrically commutated machine having a rotor on which a first gear of a transmission can be situated, wherein a comparison value is determined as a function of an instantaneous angular position of a second gear of the transmission that is capable of being connected to the first gear for the transmission of torque, and a target value for an manipulated variable of the electrically commutated machine is determined as a function of the result of a comparison of the comparison value with an instantaneous value of an operating variable of the electrically commutated machine.Type: ApplicationFiled: September 14, 2018Publication date: March 21, 2019Inventors: Alex Grossmann, Simon Dierolf
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Patent number: 9837944Abstract: A method is proposed for adjusting an actuator (300) of a positioning system (100). The positioning system (100) has an electronically commutated actuator drive (200) which is coupled to the actuator (300), wherein the actuator drive (200) has a permanent magnetic rotor (210), wherein the rotor (210) has a first shaft (212) which extends along a pole axis (290) of the rotor (210). The actuator drive (200) additionally has an electronically commutated stator (230), wherein the stator (230) can be energized using a space phasor (260), wherein the space phasor (260) has an electric phase and an amplitude, wherein the space phasor (260) is aligned with respect to the first shaft (212) of the rotor (210) around a difference phasing.Type: GrantFiled: May 27, 2015Date of Patent: December 5, 2017Assignee: Robert Bosch GMBHInventors: Alex Grossmann, Reiner Schweinfurth, Simon Dierolf, Michael Kilger, Ingo Immdendoerfer, Udo Sieber
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Publication number: 20170163193Abstract: A method is proposed for adjusting an actuator (300) of a positioning system (100). The positioning system (100) has an electronically commutated actuator drive (200) which is coupled to the actuator (300), wherein the actuator drive (200) has a permanent magnetic rotor (210), wherein the rotor (210) has a first shaft (212) which extends along a pole axis (290) of the rotor (210). The actuator drive (200) additionally has an electronically commutated stator (230), wherein the stator (230) can be energized using a space phasor (260), wherein the space phasor (260) has an electric phase and an amplitude, wherein the space phasor (260) is aligned with respect to the first shaft (212) of the rotor (210) around a difference phasing.Type: ApplicationFiled: May 27, 2015Publication date: June 8, 2017Applicant: ROBERT BOSCH GMBHInventors: Alex GROSSMANN, Reiner SCHWEINFURTH, Simon DIEROLF, Michael KILGER, Ingo IMMDENDOERFER, Udo SIEBER
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Patent number: 9557247Abstract: A sensor module includes a sensor element set up to output a sensor signal, an A/D converter connected to the sensor element, a signal transmission unit connected to the A/D converter and set up for the transmission of a sensor signal converted by the A/D converter, and a supply signal tap at which an unconverted supply signal that represents a supply voltage or a supply current of the sensor module is present. An input of the A/D converter is connected to the supply signal tap. The unconverted supply signal that represents a supply voltage or a supply current of the sensor module is converted into a converted supply signal by the A/D converter that converts the sensor signal.Type: GrantFiled: June 12, 2012Date of Patent: January 31, 2017Assignee: ROBERT BOSCH GMBHInventors: Alex Grossmann, Dirk Daecke
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Patent number: 9537439Abstract: A method for controlling a position of an actuating element, to which a restoring force is applied, in an actuator system having an electronically commutated electrical machine, includes controlling the position of the actuating element as a function of a predefined setpoint position specification and an actual position specification. A position control unit provides an actuating variable which is associated with a space vector with which a stator arrangement of the electrical machine can be driven. The method further includes applying a correction variable to the space vector in order to correct a space vector angle of the space vector; providing an auxiliary signal; varying the space vector angle of the space vector, which is defined by the actuating variable, by the auxiliary signal; and integrating a variable to give an integration value.Type: GrantFiled: January 16, 2012Date of Patent: January 3, 2017Assignee: Robert Bosch GmbHInventors: Alex Grossmann, Udo Sieber, Ralf Buehrle, Zeynep Tosun
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Patent number: 9529342Abstract: An actuator system for operating a flap valve in a motor vehicle, comprising: a drive system having an electronically commutated electric motor; a movable actuating member; a mechanism that couples the drive system to the actuating member so that a displacement of the actuating member is brought about upon activation of the drive system; a position sensor for sensing a position of the actuating member on the actuating member or in the mechanism, and for making available a corresponding position indication; a control unit to activate the drive system to move the actuating member, the electric motor of the drive system being electronically commutated, the control unit being configured to make available to the electric motor, in order to move the actuating member, activation signals dependent on the position indication made available, which signals bring about a predefined drive torque or a predefined rotation speed of the electric motor.Type: GrantFiled: May 10, 2011Date of Patent: December 27, 2016Assignee: Robert Bosch GmbHInventors: Alex Grossmann, Udo Sieber, Ralf Buehrle, Zeynep Tosun
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Patent number: 9476430Abstract: The disclosure relates to a method for operating a positioning actuator system with an electronically commutated actuator drive for driving an actuator element, having the following steps: non-volatile storage of a position information item of the actuator element or of a rotor of the actuator drive which was detected last as a reference position before the positioning actuator system is switched off; in the case of switching on of the positioning actuator system retrieval of the reference position and actuation of the actuator drive by energizing the actuator drive in accordance with a space phasor which is dependent on the reference position. The object is to make available an improved method for releasing blockage of an actuator element or actuation after activation of a motor system with a maximum actuating torque. For positioning actuators with commutated motors such as, for example, synchronous motors.Type: GrantFiled: January 4, 2012Date of Patent: October 25, 2016Assignee: Robert Bosch GmbHInventors: Ingo Immendoerfer, Alex Grossmann, Udo Sieber, Ralf Buehrle, Zeynep Tosun
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Patent number: 9454138Abstract: A method for operating a position encoder system includes performing a closed loop position control based on a detected first position indication of a position of an actuating element. The performing of the closed loop position includes generating a position correcting variable and allocating a space vector the position correcting variable to enable an adjustment drive to be controlled. The method further includes performing a check on the first position indication or correcting the first position indication with the allocated space vector. An adjustment drive is configured to adjust the actuating element. The actuating device includes a rotating electronically commuted motor. The motor has a rotor and an electronic rotor position of the rotor is configured to be allocated to multiple positions of the actuating element.Type: GrantFiled: May 8, 2013Date of Patent: September 27, 2016Assignee: Robert Bosch GmbHInventors: Alex Grossmann, Reiner Schweinfurth, Udo Sieber, Ralf Buehrle
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Patent number: 9360344Abstract: An arrangement for reading a sensor element in a vehicle includes a sensor element. The sensor element has at least one analog signal output. The arrangement further includes a first control unit. The first control unit has at least one first signal input. The arrangement further includes a second control unit. The second control unit has at least one second signal input. The signal output is connected to the at least one first signal input. The signal output is further connected to the at least one second signal input using a voltage divider.Type: GrantFiled: September 17, 2013Date of Patent: June 7, 2016Assignee: Robert Bosch GmbHInventors: Alex Grossmann, Udo Sieber, Daniel Henning, Thomas Klotzbuecher
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Method and device for calibrating a positioner system having an electronically commutated servomotor
Patent number: 9304502Abstract: A method for calibrating a positioner system that has an electronically commutated servomotor and a counterforce-loaded actuator coupled thereto includes actuating the servomotor such that a first motor magnetic field of a first strength is generated and determining a first position specification for the position of the actuator aligned to the first motor magnetic field. The servomotor is actuated such that a second motor magnetic field of a second strength is generated and a second position specification for the position of the actuator aligned to the second motor magnetic field is determined. Based on the first and the second position specifications, a position specification which indicates a position of the actuator under the assumption that the actuator is not loaded with a counterforce is determined. The determined position is allocated to a rotor position which corresponds to the direction of the first and second motor magnetic field.Type: GrantFiled: January 10, 2012Date of Patent: April 5, 2016Assignee: Robert Bosch GmbHInventors: Alex Grossmann, Udo Sieber, Ralf Buehrle, Zeynep Tosun -
Publication number: 20150253152Abstract: An arrangement for reading a sensor element in a vehicle includes a sensor element. The sensor element has at least one analog signal output. The arrangement further includes a first control unit. The first control unit has at least one first signal input. The arrangement further includes a second control unit. The second control unit has at least one second signal input. The signal output is connected to the at least one first signal input. The signal output is further connected to the at least one second signal input using a voltage divider.Type: ApplicationFiled: September 17, 2013Publication date: September 10, 2015Inventors: Alex Grossmann, Udo Sieber, Daniel Henning, Thomas Klotzbuecher
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Publication number: 20150239346Abstract: An active accelerator pedal for a vehicle includes a pedal position sensor configured to detect a position of a pedal lever of the active accelerator pedal and to convert the position into a pedal position signal. The active accelerator pedal further includes an actuator configured to output haptic feedback to the pedal lever. The active accelerator pedal further includes an actuator controller configured to control the actuator. The pedal position sensor is configured to transmit pedal position signals to a central engine controller of the vehicle the engine controller is configured to control drive of the vehicle using the central engine controller, and the actuator controller is configured to receive a pedal position signal from the pedal position sensor.Type: ApplicationFiled: September 17, 2013Publication date: August 27, 2015Inventors: Alex Grossmann, Udo Sieber, Daniel Henning, Thomas Klotzbuecher
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Publication number: 20150115861Abstract: A method for operating a position encoder system includes performing a closed loop position control based on a detected first position indication of a position of an actuating element. The performing of the closed loop position includes generating a position correcting variable and allocating a space vector the position correcting variable to enable an adjustment drive to be controlled. The method further includes performing a check on the first position indication or correcting the first position indication with the allocated space vector. An adjustment drive is configured to adjust the actuating element. The actuating device includes a rotating electronically commuted motor. The motor has a rotor and an electronic rotor position of the rotor is configured to be allocated to multiple positions of the actuating element.Type: ApplicationFiled: May 8, 2013Publication date: April 30, 2015Inventors: Alex Grossmann, Reiner Schweinfurth, Udo Sieber, Ralf Buehrle
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Patent number: 8892336Abstract: An actuating device for providing a physical output quantity includes: a control element for providing the physical output quantity; an actuator unit triggering the control element according to a triggering variable; and a communication unit receiving the triggering variable, which communication unit sends actuator information which contains an indication about a correlation between the provided physical output quantity of the actuating device and the triggering variable.Type: GrantFiled: August 13, 2010Date of Patent: November 18, 2014Assignee: Robert Bosch GmbHInventors: Alex Grossmann, Ralf Buehrle, Thomas Klotzbuecher
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Patent number: 8872378Abstract: A method for operating a control circuit having a first output and a second output and having an allocated first switching arrangement and an allocated second switching arrangement, in which a control voltage present between the outputs for operating a load, in particular of a motor vehicle, is formed in that the first output is optionally connected by a switching arrangement to a first potential or to a second potential, and the second output is optionally connected by a switching arrangement to the first potential or to the second potential, a state in which the control voltage is intended to be at least briefly and at least approximately zero being brought about in a first case in that the two outputs are simultaneously connected by the two switching arrangements to the first potential, and being brought about in a second case in that the two outputs are simultaneously connected by the two switching arrangements to the second potential, both cases being brought about at least once during operation of the cType: GrantFiled: April 7, 2010Date of Patent: October 28, 2014Assignee: Robert Bosch GmbHInventors: Alex Grossmann, Mattias Hallor
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Publication number: 20140290394Abstract: A sensor module includes a sensor element set up to output a sensor signal, an A/D converter connected to the sensor element, a signal transmission unit connected to the A/D converter and set up for the transmission of a sensor signal converted by the A/D converter, and a supply signal tap at which an unconverted supply signal that represents a supply voltage or a supply current of the sensor module is present. An input of the A/D converter is connected to the supply signal tap. The unconverted supply signal that represents a supply voltage or a supply current of the sensor module is converted into a converted supply signal by the A/D converter that converts the sensor signal.Type: ApplicationFiled: June 12, 2012Publication date: October 2, 2014Inventors: Alex Grossmann, Dirk Daecke
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Publication number: 20140159617Abstract: A method for controlling a position of an actuating element, to which a restoring force is applied, in an actuator system having an electronically commutated electrical machine, includes controlling the position of the actuating element as a function of a predefined setpoint position specification and an actual position specification. A position control unit provides an actuating variable which is associated with a space vector with which a stator arrangement of the electrical machine can be driven. The method further includes applying a correction variable to the space vector in order to correct a space vector angle of the space vector; providing an auxiliary signal; varying the space vector angle of the space vector, which is defined by the actuating variable, by the auxiliary signal; and integrating a variable to give an integration value.Type: ApplicationFiled: January 16, 2012Publication date: June 12, 2014Applicant: Robert Bosch GmbHInventor: Alex Grossmann
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METHOD AND DEVICE FOR CALIBRATING A POSITIONER SYSTEM HAVING AN ELECTRONICALLY COMMUTATED SERVOMOTOR
Publication number: 20140152229Abstract: A method for calibrating a positioner system that has an electronically commutated servomotor and a counterforce-loaded actuator coupled thereto includes actuating the servomotor such that a first motor magnetic field of a first strength is generated and determining a first position specification for the position of the actuator aligned to the first motor magnetic field. The servomotor is actuated such that a second motor magnetic field of a second strength is generated and a second position specification for the position of the actuator aligned to the second motor magnetic field is determined. Based on the first and the second position specifications, a position specification which indicates a position of the actuator under the assumption that the actuator is not loaded with a counterforce is determined. The determined position is allocated to a rotor position which corresponds to the direction of the first and second motor magnetic field.Type: ApplicationFiled: January 10, 2012Publication date: June 5, 2014Applicant: ROBERT BOSCH GmbHInventors: Alex Grossmann, Udo Sieber, Ralf Buehrle, Zeynep Tosun