Patents Assigned to Sick AG
  • Patent number: 11977950
    Abstract: An optoelectronic sensor is provided that has an image sensor for the detection of image data in its field of view and an aiming device having a light source that is arranged laterally offset from the image sensor and that is configured to generate alignment light and thus a light pattern in the field of view to make the position and/or extent of the field of view in space visible. In this respect, the aiming device has at least one optical metaelement having a metasurface and/or a metamaterial that is arranged and configured such that the optical axes of the image sensor and the aiming device are coaxially superposed.
    Type: Grant
    Filed: December 19, 2022
    Date of Patent: May 7, 2024
    Assignee: SICK AG
    Inventors: Katharina Bleicher, Christoph Menzel
  • Patent number: 11947106
    Abstract: An optoelectronic sensor for detecting objects in a monitored zone is provided that has a light transmitter for transmitting at least one scanning beam, a movable first deflection unit for a periodic deflection of the scanning beam in a first direction, a light receiver for generating a received signal from the scanning beam remitted by objects in the monitored zone, and a control and evaluation unit that is configured to evaluate the received signal to determine the distance from an object scanned by the scanning beam using a time of flight process, A second deflection unit is here configured to additionally deflect the scanning beam in the first direction and/or in a second direction transverse to the first direction without a movement or at most with micromechanically moved elements.
    Type: Grant
    Filed: September 16, 2020
    Date of Patent: April 2, 2024
    Assignee: SICK AG
    Inventor: Oliver Ostojic
  • Patent number: 11947008
    Abstract: A distance measuring optoelectronic sensor for detecting a target object in a monitored zone is provided that has a light transmitter for transmitting light pulses, a deflection unit for a periodic scanning of the monitored zone by the light pulses, a light receiver for generating a received signal from the light pulses reflected or remitted by objects in the monitored zone, and a control and evaluation unit that is configured to determine the distance of an object from a time of flight of a light pulse and to transmit light pulses of different intensity, For the detection of a target object having a specific reflection capability, the control and evaluation unit is here furthermore configured to transmit light pulses adapted to the reflection capability and to a range and to vary the light pulses in accordance with different ranges for the distinction between the target object and another object.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: April 2, 2024
    Assignee: SICK AG
    Inventors: Stephan Schmitz, Ingolf Braune
  • Patent number: 11940779
    Abstract: System and method for producing a sensor for a processing machine/plant, wherein a digital twin sensor is provided that is related to the sensor, wherein the digital twin sensor is stored in a database (10), wherein the digital twin sensor forms a data model of the sensor, wherein the data model comprises at least one data building block with data for a sensor housing, for an electronic system, for a control and evaluation unit, for a primary sensor element and/or for mechanical components of the sensor, wherein the digital twin sensor is loaded into a construction program for the processing machine/plant, wherein the digital twin sensor is configured in the construction program, wherein the digital twin sensor is adapted to the processing machine/plant and the adapted digital twin sensor is produced as a real adapted sensor.
    Type: Grant
    Filed: August 6, 2020
    Date of Patent: March 26, 2024
    Assignee: SICK AG
    Inventors: Daniel Hofstätter, Andreas Esslinger
  • Patent number: 11940563
    Abstract: A sensor is provided comprising at least one transmitter for transmitting a transmission signal; at least one receiver for generating a received signal from the transmitted signal reflected back by the objects; a base unit; a scanning unit movable about an axis of rotation with respect to the base unit for a periodic scanning of the monitored zone; and a control and evaluation unit for detecting information on the objects with reference to the received signal, wherein an inductive energy transmission unit is provided between the base unit and the scanning unit that comprises a first guide element of the base unit and a second guide element of the scanning unit for guiding the magnetic field of the inductive energy transmission; and wherein the guide elements have an L-shaped cross-section. In this respect, the guide elements are divided into at least two respective guide segments in the peripheral direction.
    Type: Grant
    Filed: October 20, 2020
    Date of Patent: March 26, 2024
    Assignee: SICK AG
    Inventors: Gregor Huber, August Baumgartner
  • Patent number: 11941859
    Abstract: A camera (10) comprising an image sensor (24) for capturing image data with a plurality of pixels, a first processing unit (30) for reading out the image data of the image sensor (24) in an image data stream comprising groups of adjacent pixels, a second processing unit (32) for processing the image data, and a memory (34) for storing at least one of the image data and processing results from the image data, wherein a neural network (38) is implemented on at least one of the first processing unit (30) and the second processing unit (32) and wherein the first processing unit (30) is configured to already process groups of pixels with at least a first layer (42) of the neural network while further groups of the image data are still being read out from the image sensor (24).
    Type: Grant
    Filed: May 19, 2021
    Date of Patent: March 26, 2024
    Assignee: SICk AG
    Inventors: Jean Stawiaski, Thorsten Falk, Johannes Rheinboldt
  • Patent number: 11934158
    Abstract: A method of providing operating parameters of an automation device via a configuration system comprising: detection of a pre-selection of the automation device via a user interface of the configuration system; detection of a target value of a first operating parameter of the automation device via the user interface; calculation of a limit value of a second operating parameter of the automation device in dependence on the target value of the first operating parameter, wherein the dependence of the second operating parameter on the first operating parameter is calculated using a device model of the automation device; and output of the limit value of the second operating parameter via the user interface of the configuration system.
    Type: Grant
    Filed: February 25, 2020
    Date of Patent: March 19, 2024
    Assignee: SICK AG
    Inventors: Christian Sellmer, David Hopp, Simon Brugger, Frank Wurdig
  • Patent number: 11928874
    Abstract: A camera (10) for detecting objects (48) moving relative to the camera (10) in a direction of movement (50), comprising an image sensor (18) for recording image data of the objects (48) in a camera field of view (14, 56), an optoelectronic distance sensor (24) using a time-of-flight method having a plurality of measurement zones (30a) for measuring a plurality of distance values to the objects (48) in a distance measurement field of view (58), and a control and evaluation unit (38) configured to find, by measuring distance values over a configuration time and evaluating the distance values and/or their change, a region where objects (48) move, and to automatically set a region of interest (60) for the distance sensor (24) within the distance measurement field of view (58) by determining an object region as the region where objects (48) move.
    Type: Grant
    Filed: May 14, 2021
    Date of Patent: March 12, 2024
    Assignee: SICK AG
    Inventors: Romain Müller, Dirk Strohmeier
  • Patent number: 11922263
    Abstract: A method of automatically setting up a code reading device that has an image sensor and a control and evaluation unit, wherein an example image of an example object arranged in the field of view of the image sensor and having an example code is recorded by the image sensor and at least one recording parameter and/or at least one decoding parameter for the operation of the code reading device is set with reference to an evaluation of the example image. In this respect, further example images are generated from the example image by calculational variation and the at least one recording parameter and/or the at least one decoding parameter is/are set with reference to an evaluation of the further example images.
    Type: Grant
    Filed: July 20, 2022
    Date of Patent: March 5, 2024
    Assignee: SICK AG
    Inventor: Pascal Schüler
  • Patent number: 11914074
    Abstract: An optoelectronic sensor for the detection of objects in a monitored region is provided that comprises at least one light transmitter for transmitting a plurality of light beams separate from one another starting from a respective transmission point, a common transmission optics for the transmitted light beams, at least one light receiver for generating a respective received signal from the remitted light beams reflected from the objects and incident at a respective reception point, a common reception optics for the remitted light beams and an evaluated unit for obtaining information on the objects from the received signals. In this connection the transmission points are arranged on a first circular line and/or the reception points are arranged on the second circular line.
    Type: Grant
    Filed: January 24, 2019
    Date of Patent: February 27, 2024
    Assignee: SICK AG
    Inventors: Hartmut Gimpel, Gottfried Hug, Klaus Clemens
  • Patent number: 11892551
    Abstract: A safety system for localizing a movable machine having a safety controller, having at least one radio location system, and having at least one sensor for position determination, wherein the radio location system has radio stations arranged as stationary, wherein at least one radio transponder is arranged at the movable machine, wherein position data of the movable machine can be determined by means of the radio location system, wherein the position data can be transmitted from the radio station or from the radio transponder of the radio location system to the safety controller and position data of the movable machine can be determined by means of the sensor, and wherein the safety controller is configured to compare the position data of the radio location system and the position data of the sensor and to form checked position data on agreement.
    Type: Grant
    Filed: November 20, 2020
    Date of Patent: February 6, 2024
    Assignee: SICK AG
    Inventors: Fabio Brunner, Markus Hammes, Matthias Ams
  • Patent number: 11892079
    Abstract: A process connection having an annular gasket and having a cylindrical measuring probe of a sensor, wherein the gasket is provided to seal a process environment, wherein the gasket is disposed between the process connection and the measuring probe, the gasket is fixable by means of a downholder, the gasket contacts a first annular sealing edge at the process connection, the gasket surrounds the cylindrical measuring probe at a second annular sealing edge, the gasket has at least one conical outer jacket surface having a conical outer jacket angle, and the process connection has a conical inner surface having a conical inner angle, wherein the gasket contacts the first annular sealing edge of the conical inner surface of the process connection, and wherein the conical outer jacket angle is smaller than the conical inner angle.
    Type: Grant
    Filed: August 21, 2020
    Date of Patent: February 6, 2024
    Assignee: SICK AG
    Inventors: Sebastian Schätzle, Jochen Scholder
  • Patent number: 11879974
    Abstract: A sensor system comprising optoelectronic distance sensors for monitoring a hazard zone at a movable machine part having at least one protected field, wherein the optoelectronic distance sensors are arranged in annular form in a first ring at the movable machine part, wherein a tool is arranged at the movable machine part, and wherein the optical axes of the distance sensors each have an acute angle tangentially to the annular shape or the distance sensors are rotatably arranged at the ring.
    Type: Grant
    Filed: June 4, 2019
    Date of Patent: January 23, 2024
    Assignee: SICK AG
    Inventors: Heiko Steinkemper, Christoph Hofmann, Ulrich Druzella, Sanketh Ramachandra
  • Patent number: 11841459
    Abstract: A method of monitoring a protected zone of a vehicle, wherein the protected zone is bounded at least regionally by a boundary contour, comprises the following steps: positioning the vehicle at a teaching zone comprising the boundary contour; teaching a reference contour by means of measuring the boundary contour by an environmental sensor arranged at the vehicle; and monitoring the protected zone on the basis of the reference contour and on measured values detected by the environmental sensor.
    Type: Grant
    Filed: January 23, 2020
    Date of Patent: December 12, 2023
    Assignee: SICK AG
    Inventors: Christoph Hansen, Lars Schubert
  • Patent number: 11809948
    Abstract: A code scanning device for detecting an optical code on an object in a reading area, comprising a light transmitter for transmitting a reading beam, a deflection unit for periodically deflecting the reading beam over the reading area with a scanning frequency fscan, a light receiver for generating a received signal from the returning reading beam, a distance sensor for detecting a distance d from the object, and a control and evaluation unit configured to read a code content of the optical code on the basis of the received signal and to set the scanning frequency fscan as a function of the distance d.
    Type: Grant
    Filed: February 17, 2022
    Date of Patent: November 7, 2023
    Assignee: SICK AG
    Inventors: Romain Müller, Martin Hoegy
  • Patent number: 11804119
    Abstract: A method using a safety system and a safety system for localizing at least one person or at least one object in a monitored zone, having at least one control and evaluation unit, having at least one radio location system, wherein the radio location system has arranged radio stations; wherein position data of the person or object can be determined by means of the radio location system; wherein the monitored zone has a plurality of sectors and a plurality of passage zones between the sectors, at least one spatially resolving sensor is associated with each passage zone, and wherein the control and evaluation unit is configured to cyclically compare the position data of the radio location system and the presence data of the spatially resolving sensor in each respective passage zone and to cyclically form status information for the sector.
    Type: Grant
    Filed: November 22, 2021
    Date of Patent: October 31, 2023
    Assignee: SICK AG
    Inventor: Markus Hammes
  • Patent number: 11768474
    Abstract: The invention relates to an optoelectronic safety device with a light transmitter (14), a light receiver (30) for receiving received light beams (26) from reflections on at least one object (24) in the monitored region (22), an evaluation unit (32) for evaluating the received signals and for outputting a safety signal as a function of the received signals, the evaluation unit (32) comprising a standard multicore processor which is formed on only one semiconductor substrate and has at least two CPUs (44, 46), the standard multi-core processor (42) not being a dedicated safety module and the evaluation being carried out redundantly on both CPUs (44 and 46) of the computing unit (42), and the evaluation unit (32) having a watchdog controller (50) which monitors the function of the computing unit (42), the watchdog controller (50) being able to cause the evaluation unit (32) to output the safety signal independently of the computing unit (42).
    Type: Grant
    Filed: February 18, 2022
    Date of Patent: September 26, 2023
    Assignee: SICK AG
    Inventors: Fabian Jachmann, Andreas Schieber
  • Patent number: 11747513
    Abstract: A sensor apparatus for detecting a target object influenced by a process or formed in the process includes a sensor unit and an evaluation device. The sensor unit detects the target object in a detection zone of the sensor unit and generates a sensor signal that can be influenced by the target object. The evaluation device processes the sensor signal as a first input variable and generates an output signal, which indicates the detection of the target object, in dependence on the sensor signal. The evaluation device further processes a process parameter of the process, which acts on the target object, or a target object parameter, which characterizes the target object and is influenced by the process, as a respective further input variable and to generate the output signal in dependence on the process parameter and/or the target object parameter.
    Type: Grant
    Filed: December 20, 2018
    Date of Patent: September 5, 2023
    Assignees: SICK AG, TRUMPF WERKZEUGMASCHINEN SE + CO. KG
    Inventors: Jens Ottnad, Dennis Wolf, Kevin Lutz, Christoph Blömker, Michael Burger, Peter Steurer, Günter Hirt, Stefan Kienzler
  • Patent number: 11743602
    Abstract: A camera (10) is provided for the detection of objects (48) moved through a detection zone that has an image sensor (18) for recording image data, a reception optics (16) having an adjustable diaphragm (17), and a control and evaluation unit (38) to read the image data and to set the diaphragm (17), In this respect, the control and evaluation unit (38) is furthermore configured to set the diaphragm (17) per object (48) such that the object (48) is recorded in a depth of field range.
    Type: Grant
    Filed: June 6, 2022
    Date of Patent: August 29, 2023
    Assignee: SICK AG
    Inventors: Romain Müller, Dirk Strohmeier
  • Patent number: 11738460
    Abstract: A system having a sensor system comprising distance sensors for monitoring a hazardous zone at a movable machine part having at least one protected zone, wherein a tool is arranged at the movable machine part, wherein the distance sensors are arranged at a holder at the movable machine part, wherein a plurality of distance sensors are arranged, with the detection beams of the distance sensors forming a protected field shell, wherein the holder has the distance sensors, with the holder having a disk-shaped housing, with the disk-shaped housing having round surfaces and not having any corners at the outer surfaces, with the system comprising a fastening system, the fastening system comprises one of a first fastening adapter and a second fastening adapter at which the holder is respectively arranged for fastening the holder to the movable machine part.
    Type: Grant
    Filed: March 4, 2021
    Date of Patent: August 29, 2023
    Assignee: SICK AG
    Inventors: Christoph Hoffmann, Patrick Erlewein, Axel Schonhardt