Patents Assigned to Pepperl+Fuchs SE
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Patent number: 11906293Abstract: A 1D ultrasonic transducer unit for material detection, comprising a housing having securing device for securing to a surface and having at least three discrete ultrasonic transducers designed to decouple sound waves with a consistent operating frequency between 20 kHz and 400 kHz in a gaseous medium, and a control unit designed to control each ultrasonic transducer individually, wherein two ultrasonic transducers, directly adjacent to one another, are spaced apart by a distance, the 1D ultrasonic transducer unit has a sound channel per ultrasonic transducer with an input opening, associated with exactly one respective ultrasonic transducer, and an output opening, the output openings are arranged along a straight line, a distance from the directly adjacent output opening corresponds at most to the full or half the wavelength in the gaseous medium and is smaller than the corresponding distance.Type: GrantFiled: February 3, 2021Date of Patent: February 20, 2024Assignee: Pepperl + Fuchs SEInventors: Regine Augenstein, Thomas Kaindl
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Patent number: 11869479Abstract: A 1D ultrasonic converter unit having at least three ultrasonic converters and a control unit for individually controlling each ultrasonic converter, wherein each ultrasonic converter has a housing, a piezoelectric body, and a sound decoupling layer for decoupling sound waves in a gaseous medium, is embedded in a common carrier structure, and emits and/or receives the same frequency between 20 kHz and 400 kHz. Each ultrasonic converter has one sound channel having an input opening associated with one sound decoupling layer, and an output opening. The output openings are arranged along a line, a distance between two adjacent output openings corresponds at most to the whole or half the wavelength of the sound frequency and is smaller than the distance of the input openings.Type: GrantFiled: January 13, 2021Date of Patent: January 9, 2024Assignee: Pepperl + Fuchs SEInventors: Thomas Kaindl, Regine Augenstein, Mario Kupnik, Axel Jaeger, Matthias Rutsch
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Patent number: 11867805Abstract: A 1D ultrasonic transducer unit for area monitoring, having a housing having a securing device for securing to a surface and having at least three discrete ultrasonic transducers designed to decouple sound waves with a consistent operating frequency between 20 kHz and 400 kHz in a gaseous medium, and a control unit designed to control each ultrasonic transducer individually, wherein two ultrasonic transducers, directly adjacent to one another, are spaced apart by a distance, the 1D ultrasonic transducer unit has a sound channel per ultrasonic transducer with an input opening, associated with exactly one respective ultrasonic transducer, and an output opening, the output openings are arranged along a straight line, a distance from the directly adjacent output opening corresponds at most to the full or half the wavelength in the gaseous medium and is smaller than the corresponding distance.Type: GrantFiled: February 3, 2021Date of Patent: January 9, 2024Assignee: Pepperl + Fuchs SEInventors: Regine Augenstein, Thomas Kaindl
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Publication number: 20230400305Abstract: An inertial measurement unit for providing output sensor data according to a force or motion applied on the inertial measurement unit. The inertial measurement unit includes a sensor unit including one or more sensor elements for detecting motion. A filter unit includes one or more filter elements. The filter unit is configured to apply one or more filter elements on the sensor data according to filter parameters. A filter parameter unit includes a data-driven filter parameter model for providing filter parameters to the filter unit in response to the sensor data obtained from the sensor elements.Type: ApplicationFiled: June 9, 2023Publication date: December 14, 2023Applicant: Pepperl+Fuchs SEInventor: Achim Speck
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Patent number: 11808850Abstract: A 1D ultrasonic transducer unit for detecting danger for a vehicle, comprising a housing mounted on the vehicle, which includes at least three discrete ultrasonic transducers, designed to decouple sound waves at a corresponding working frequency between 20 kHz and 400 kHz into a gaseous medium, and a control unit, designed to control each ultrasonic transducer individually, two ultrasonic transducers directly adjacent to each other in each case having a distance, the 1D ultrasonic transducer unit having one sound channel per ultrasonic transducer, each with one inlet opening assigned to exactly one ultrasonic transducer and one outlet opening (26), the outlet openings being arranged along a straight line, a distance from directly adjacent outlet openings corresponding to no more than the full or half wavelength in the gaseous medium and being shorter than the corresponding distance.Type: GrantFiled: February 3, 2021Date of Patent: November 7, 2023Assignee: Pepperl + Fuchs SEInventors: Regine Augenstein, Thomas Kaindl
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Patent number: 11785122Abstract: Systems and methods are provided for performing operations comprising: accessing, by a transmitter physical layer (PHY) controller, data for transmission to a receiver PHY controller over a network connection; randomizing a delimiter independently of randomizing the data; selecting a disparity reset value based on the randomized delimiter to generate an initial miming disparity; encoding the randomized data based on the initial running disparity; generating a frame that includes the encoded randomized data and the randomized delimiter; and transmitting the frame from the transmitter PHY controller to the receiver PHY controller.Type: GrantFiled: May 18, 2020Date of Patent: October 10, 2023Assignees: Analog Devices International Unlimited Company, Pepperl+Fuchs SEInventors: Philip Curran, Steffen Graber
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Patent number: 11747464Abstract: Agricultural detection device, having a sensor unit, an evaluation unit and a control unit. The sensor unit includes a first sensor with a first directivity and is configured to emit a first transmission signal and to receive a first reflection signal. The first sensor has a second directivity and emits a second sensor signal with the second directivity and receives a second reflection signal, or the sensor unit has a second sensor with a second directivity arranged adjacent to the first sensor for emitting the second transmission signal and for receiving the second reflection signal. The evaluation unit is configured to ascertain at least the structure of plants and a height value from the first reflection signal and the second reflection signal.Type: GrantFiled: August 5, 2019Date of Patent: September 5, 2023Assignee: Pepperl + Fuchs SEInventors: Ernst Luber, Philipp Seitz
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Patent number: 11451022Abstract: An explosion-protected device (1) comprises a deformable interior body (20) that comprises at least one line channel (30, 31) extending along a longitudinal axis (L) through the interior body (20) for a line. The line extends through the at least one line channel (30, 31). The interior body (20) is encompassed by a housing (2). The housing (2) is divided into an incoming section (3), an outgoing section (4) as well as a middle section (5) disposed between the incoming section (3) and the outgoing section (4). A spring element (25) is provided which is disposed in the middle section (5) and exerts pressure onto the interior body (20).Type: GrantFiled: March 3, 2021Date of Patent: September 20, 2022Assignee: Pepperl + Fuchs SEInventor: Michael Hellmann
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Publication number: 20220163324Abstract: A 1D ultrasonic transducer unit for material detection, comprising a housing having securing device for securing to a surface and having at least three discrete ultrasonic transducers designed to decouple sound waves with a consistent operating frequency between 20 kHz and 400 kHz in a gaseous medium, and a control unit designed to control each ultrasonic transducer individually, wherein two ultrasonic transducers, directly adjacent to one another, are spaced apart by a distance, the 1D ultrasonic transducer unit has a sound channel per ultrasonic transducer with an input opening, associated with exactly one respective ultrasonic transducer, and an output opening, the output openings are arranged along a straight line, a distance from the directly adjacent output opening corresponds at most to the full or half the wavelength in the gaseous medium and is smaller than the corresponding distance.Type: ApplicationFiled: February 3, 2021Publication date: May 26, 2022Applicant: Pepperl + Fuchs SEInventors: Regine AUGENSTEIN, Thomas KAINDL
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Patent number: 11336089Abstract: There is provided a power conditioning circuit including positive and negative power input nodes. An inductor includes a first terminal connected to a positive power input node and a second terminal connected to a positive power output node, the inductor allowing the voltage at the positive power output node to be modulated by data that is sent through a communication interface. A first node is present between the second terminal of the inductor and the positive power output node, and a clamping circuit is connected at the first node to a second node. The clamping circuit is configured to clamp a voltage increase across the inductor to less than a maximum increase. The second node is configured to be continuously held at a voltage higher than the voltage of the first terminal of the inductor.Type: GrantFiled: November 13, 2020Date of Patent: May 17, 2022Assignee: Pepperl + Fuchs SEInventors: Steffen Graber, Renato Kitchener
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Patent number: 11169004Abstract: An inductive sensor, particularly for a proximity sensor, includes a resonance circuit including a sensing coil and an amplifier comprising a first gain stage and a second gain stage each coupled via respective adjusting elements with the resonance circuit to inject energy for maintaining an oscillation of the resonance circuit. The first gain stage provides a substantially linear amplification and the second gain stage provides a comparator characteristics.Type: GrantFiled: October 25, 2019Date of Patent: November 9, 2021Assignee: PEPPERL+FUCHS SEInventor: Thomas Kühn
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Patent number: 11146178Abstract: A current output apparatus adapted for electrical connection to a load to output an electrical current thereto. The apparatus comprises a current output terminal for connecting to a first terminal of the load to pass an electrical current thereto. A current input terminal is provided for connecting to a second terminal of the load to receive said electrical current returned from the load. A voltage regulator is operable to supply to the current output terminal an electrical voltage regulated to differ from an electrical voltage applied to the current input terminal by an amount sufficient to cause said electrical current to flow from the current output terminal to the current input terminal via the load.Type: GrantFiled: July 10, 2018Date of Patent: October 12, 2021Assignee: Pepperl+Fuchs SEInventor: Peter Lark
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Patent number: 11143300Abstract: A clamping device with a housing, with a piston with piston rod running in the housing, and with a monitoring unit arranged at least partially in the housing, wherein the monitoring unit includes at least two sensor units. The sensor units are spaced apart from one another along a longitudinal axis of the piston rod, and are arranged at a distance from the piston rod. The piston and the piston rod, and a metallic signal transmitter arranged on the piston or on the piston rod, are movable in a positively driven manner between a first end position and a second end position. The first sensor unit is arranged at the first end position of the signal transmitter, and the second sensor unit is arranged at the second end position of the signal transmitter. Each sensor unit has a first and second sensor and includes an induction coil and an oscillator.Type: GrantFiled: December 9, 2019Date of Patent: October 12, 2021Assignee: Pepperl + Fuchs SEInventors: Thomas Freund, Enrico Schulz
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Publication number: 20210281053Abstract: An explosion-protected device (1) comprises a deformable interior body (20) that comprises at least one line channel (30, 31) extending along a longitudinal axis (L) through the interior body (20) for a line. The line extends through the at least one line channel (30, 31). The interior body (20) is encompassed by a housing (2). The housing (2) is divided into an incoming section (3), an outgoing section (4) as well as a middle section (5) disposed between the incoming section (3) and the outgoing section (4). A spring element (25) is provided which is disposed in the middle section (5) and exerts pressure onto the interior body (20).Type: ApplicationFiled: March 3, 2021Publication date: September 9, 2021Applicant: Pepperl + Fuchs SEInventor: Michael HELLMANN
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Patent number: 11102470Abstract: For providing an apparatus and method for providing a graphic representation (1) or a graphic representation sequence for detection by a detector (3) which provide a simple and effective variation of a graphic representation (1) or a graphic representation sequence for detection by the detector (3) an apparatus is claimed, comprising: a sequence of graphic representations (1) along an optical axis (2), an optical device (4) for focusing on at least one of the graphic representations (1), so that the at least one of the graphic representations (1) is visible by a detector (3) preferably with a predefinable sharpness, a control unit (5) for defining and providing a focusing sequence on the at least one of the graphic representations (1) by the optical device (4) for providing a change of visibility of the graphic representations (1) or of a part of the graphic representations (1) by the detector (3) in order to allow for the verification of the correct functioning of the detector.Type: GrantFiled: September 15, 2015Date of Patent: August 24, 2021Assignee: PEPPERL+FUCHS SEInventor: Martin Kirsch
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Publication number: 20210156994Abstract: A 1D ultrasonic transducer unit for area monitoring, having a housing having a securing device for securing to a surface and having at least three discrete ultrasonic transducers designed to decouple sound waves with a consistent operating frequency between 20 kHz and 400 kHz in a gaseous medium, and a control unit designed to control each ultrasonic transducer individually, wherein two ultrasonic transducers, directly adjacent to one another, are spaced apart by a distance, the 1D ultrasonic transducer unit has a sound channel per ultrasonic transducer with an input opening, associated with exactly one respective ultrasonic transducer, and an output opening, the output openings are arranged along a straight line, a distance from the directly adjacent output opening corresponds at most to the full or half the wavelength in the gaseous medium and is smaller than the corresponding distance.Type: ApplicationFiled: February 3, 2021Publication date: May 27, 2021Applicant: Pepperl + Fuchs SEInventors: Regine AUGENSTEIN, Thomas KAINDL
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Publication number: 20210156996Abstract: A 1D ultrasonic transducer unit for detecting danger for a vehicle, comprising a housing mounted on the vehicle, which includes at least three discrete ultrasonic transducers, designed to decouple sound waves at a corresponding working frequency between 20 kHz and 400 kHz into a gaseous medium, and a control unit, designed to control each ultrasonic transducer individually, two ultrasonic transducers directly adjacent to each other in each case having a distance, the 1D ultrasonic transducer unit having one sound channel per ultrasonic transducer, each with one inlet opening assigned to exactly one ultrasonic transducer and one outlet opening (26), the outlet openings being arranged along a straight line, a distance from directly adjacent outlet openings corresponding to no more than the full or half wavelength in the gaseous medium and being shorter than the corresponding distance.Type: ApplicationFiled: February 3, 2021Publication date: May 27, 2021Applicant: Pepperl + Fuchs SEInventors: Regine AUGENSTEIN, Thomas KAINDL
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Publication number: 20210134261Abstract: A 1D ultrasonic converter unit having at least three ultrasonic converters and a control unit for individually controlling each ultrasonic converter, wherein each ultrasonic converter has a housing, a piezoelectric body, and a sound decoupling layer for decoupling sound waves in a gaseous medium, is embedded in a common carrier structure, and emits and/or receives the same frequency between 20 kHz and 400 kHz. The 1D ultrasonic converter unit one sound channel having an input opening associated with one sound decoupling layer, and an output opening. The output openings are arranged along a line, a distance between two adjacent output openings corresponds at most to the whole or half the wavelength of the sound frequency and is smaller than the distance of the input openings.Type: ApplicationFiled: January 13, 2021Publication date: May 6, 2021Applicant: Pepperl + Fuchs SEInventors: Thomas KAINDL, Regine AUGENSTEIN, Mario KUPNIK, Axel JAEGER, Matthias RUTSCH
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Publication number: 20210083472Abstract: There is provided a power conditioning circuit including positive and negative power input nodes. An inductor includes a first terminal connected to a positive power input node and a second terminal connected to a positive power output node, the inductor allowing the voltage at the positive power output node to be modulated by data that is sent through a communication interface. A first node is present between the second terminal of the inductor and the positive power output node, and a clamping circuit is connected at the first node to a second node. The clamping circuit is configured to clamp a voltage increase across the inductor to less than a maximum increase. The second node is configured to be continuously held at a voltage higher than the voltage of the first terminal of the inductor.Type: ApplicationFiled: November 13, 2020Publication date: March 18, 2021Applicant: Pepperl+Fuchs SEInventors: Steffen Graber, Renato Kitchener
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Patent number: 10886086Abstract: For providing a very simple and reliable monitoring of the functionality of contacts together with a high flexibility of selection of the contacts a method for monitoring the functionality of redundantly interconnected contacts is provided, preferably within a load current circuit, wherein said n contacts, n=2, provide an electrical connection between a power supply and a load, wherein said n contacts are switchable by a controller and wherein each of said n contacts is designed for providing the electrical connection between the power supply and the load all alone.Type: GrantFiled: December 18, 2015Date of Patent: January 5, 2021Assignee: PEPPERL+FUCHS SEInventors: Daniel Saulheimer, Friedrich Fuess