Patents by Inventor Roland Gehring
Roland Gehring 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: 11480707Abstract: An optoelectronic sensor for detecting objects in a monitored zone is provided, wherein the sensor has a scanning unit that is movable about an axis of rotation and that has a plurality of scanning modules accommodated therein for a periodic scanning of the monitored zone and for a generation of corresponding received signals and that has a control and evaluation unit for acquiring information on the objects from the received signals; and wherein the scanning modules each comprise a light transmitter for transmitting a light beam and a light receiver for generating a respective received signal from the light beam remitted by the objects. A respective mirror element is here associated with the scanning modules to set an angle of elevation of a respective scanning plane detected by a scanning module with respect to a central scanning plane perpendicular to the axis of rotation.Type: GrantFiled: January 30, 2019Date of Patent: October 25, 2022Assignee: SICK AGInventors: Sascha Steinkogler, Roland Gehring, Konrad Winterer
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Publication number: 20190243023Abstract: An optoelectronic sensor for detecting objects in a monitored zone is provided, wherein the sensor has a scanning unit that is movable about an axis of rotation and that has a plurality of scanning modules accommodated therein for a periodic scanning of the monitored zone and for a generation of corresponding received signals and that has a control and evaluation unit for acquiring information on the objects from the received signals; and wherein the scanning modules each comprise a light transmitter for transmitting a light beam and a light receiver for generating a respective received signal from the light beam remitted by the objects. A respective mirror element is here associated with the scanning modules to set an angle of elevation of a respective scanning plane detected by a scanning module with respect to a central scanning plane perpendicular to the axis of rotation.Type: ApplicationFiled: January 30, 2019Publication date: August 8, 2019Inventors: Sascha STEINKOGLER, Roland GEHRING, Konrad WINTERER
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Patent number: 9316724Abstract: An optoelectronic sensor (10), in particular a laser scanner, for the detection of objects in a monitored zone (20) having a more than one scanning plane is provided which comprises a light transmitter (12) for the transmission of a light beam (16), a drive (28) for generating a rotational movement, a deflection unit (18, 62) rotatable about an axis of rotation (30) by the drive (28) for the periodic deflection of the light beam (16), a light receiver (26) for generating a received signal from the light beam (22) remitted or reflected from the monitored zone (20), and comprising an evaluation unit (46) which is configured for the detection of the objects on the basis of the received signal, wherein the deflection unit (18, 62) can be tilted in order to vary the scanning plane. In this connection the drive (28) tilts the deflection unit (18, 62) at the same time as the rotational movement.Type: GrantFiled: December 17, 2013Date of Patent: April 19, 2016Assignee: Sick AGInventors: Roland Gehring, Ralf Ulrich Nubling, Sebastian Pastor
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Patent number: 9193534Abstract: A detection system (10) is provided for installation at a conveyor belt (12) having at least one detection sensor (24, 26) for detecting object properties of objects (14) conveyed on the conveyor belt (14) and having an evaluation unit (36) for outputting object information derived from the object properties at a definable output point (34) of the conveyor belt (12). In this respect, the evaluation unit (36) is configured to divide the objects (14) into at least two object classes based on the object properties and an output point (34) can be defined for each object class at the conveyor belt (12).Type: GrantFiled: July 3, 2013Date of Patent: November 24, 2015Assignee: SICK AGInventors: Roland Gehring, Jurgen Reichenbach
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Patent number: 9191567Abstract: A camera system (10), in particular a camera-based code reading system, for detecting a stream of objects (14) moved relative to the camera system (14) is provided, wherein the camera system (10) has a plurality of detection units (18) each having an image sensor and a focusing unit (20) as well as at least one control unit (30, 32) to set the focal positions of the detection units (18) in a complementary manner on a simultaneous detection of a plurality of objects (14) such that as many objects (14) as possible are detected in focus by at least one detection unit (18). In this respect, an evaluation unit (32) is provided which is configured to compose image data of the detection units (18) to form a common image.Type: GrantFiled: July 8, 2013Date of Patent: November 17, 2015Assignee: SICK AGInventors: Roland Gehring, Jurgen Reichenbach
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Patent number: 9141838Abstract: An optoelectronic sensor (100) for the detection of object information from a monitored zone (108) is provided, wherein the sensor (100) comprises a light transmitter (12) having an associated transmission optics (14) for the beam formation of a transmitted light beam (102, 20, 24) and for a limitation of its beam cross-section to a predefined diameter in a depth of field range; a light receiver (116) for the generation of a received signal from the reflected light beam (112); and a control and evaluation unit (118) for extracting object information from the received signal. In this connection, the transmission optics (14) has at least two optical part regions (18a-b) having different beam-forming properties and the optical part region (18a-b) which acts in a beam-forming manner with respect to the transmitted light beam (20, 24) can be set in order to vary the depth of field range.Type: GrantFiled: October 9, 2014Date of Patent: September 22, 2015Assignee: SICK AGInventors: Sascha Steinkogler, Roland Gehring
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Patent number: 9111158Abstract: An illumination apparatus (10) is provided for a camera-based code reader (100) having a plurality of light transmitters (16) arranged in ring shape and in a fixed position with respect to a base housing part (12) and having a plurality of optical transmission systems (20) associated with the light transmitters (20) in a front housing (14) supported rotationally movably with respect to the base housing part (12), wherein the optical transmission systems (20) can be set to adapt the illumination by rotation of the front housing (14). The front housing (14) has a plurality of front lenses (20) and the front housing (14) is supported in a thread (15) with respect to the base housing part (12) so that front lenses (20) can be associated with the light transmitters (16) at a changed spacing by a rotational movement of the front housing (14).Type: GrantFiled: April 11, 2012Date of Patent: August 18, 2015Assignee: SICK AGInventors: Ralf Ulrich Nübling, Roland Gehring, Richard Nopper
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Publication number: 20150102110Abstract: An optoelectronic sensor (100) for the detection of object information from a monitored zone (108) is provided, wherein the sensor (100) comprises a light transmitter (12) having an associated transmission optics (14) for the beam formation of a transmitted light beam (102, 20, 24) and for a limitation of its beam cross-section to a predefined diameter in a depth of field range; a light receiver (116) for the generation of a received signal from the reflected light beam (112); and a control and evaluation unit (118) for extracting object information from the received signal. In this connection, the transmission optics (14) has at least two optical part regions (18a-b) having different beam-forming properties and the optical part region (18a-b) which acts in a beam-forming manner with respect to the transmitted light beam (20, 24) can be set in order to vary the depth of field range.Type: ApplicationFiled: October 9, 2014Publication date: April 16, 2015Inventors: Sascha STEINKOGLER, Roland GEHRING
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Publication number: 20150062369Abstract: An optoelectronic apparatus (10), in particular a camera-based code reader for the recording of rectified images is provided, comprising an image sensor (18) which records a source image from a monitored zone (12) and comprising a digital component (20), in particular an FPGA, which processes the source image. In this connection transformation parameters for the rectification of the source image (22) are stored in the digital component (20) and a transformation unit (24) is implemented at the digital component (20), with the transformation unit dynamically calculating a rectified image from the source image with reference to the transformation parameters.Type: ApplicationFiled: August 25, 2014Publication date: March 5, 2015Inventors: Roland GEHRING, Stephan WALTER, Dennis LIPSCHINSKI
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Publication number: 20140166866Abstract: An optoelectronic sensor (10), in particular a laser scanner, for the detection of objects in a monitored zone (20) having a more than one scanning plane is provided which comprises a light transmitter (12) for the transmission of a light beam (16), a drive (28) for generating a rotational movement, a deflection unit (18, 62) rotatable about an axis of rotation (30) by the drive (28) for the periodic deflection of the light beam (16), a light receiver (26) for generating a received signal from the light beam (22) remitted or reflected from the monitored zone (20), and comprising an evaluation unit (46) which is configured for the detection of the objects on the basis of the received signal, wherein the deflection unit (18, 62) can be tilted in order to vary the scanning plane. In this connection the drive (28) tilts the deflection unit (18, 62) at the same time as the rotational movement.Type: ApplicationFiled: December 17, 2013Publication date: June 19, 2014Applicant: SICK AGInventors: Roland GEHRING, Ralf Ulrich NUBLING, Sebastian PASTOR
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Patent number: 8740083Abstract: A focus adjustment apparatus (10) for a code reader (100) is provided which has an objective (12) having at least one lens and a drive (18) with a cam plate (16) for the positional adjustment of the objective (12). The objective (12) is supported in a parallel guide (14) having a coupling unit (32, 34) for the coupling of the cam plate (16) so that a rotational movement of the cam plate (16) adjusts the position of the objective (12) in the parallel guide (14) with a parallel shift of the objective plane. The coupling unit (32, 34) has a press-on element (32) for the play-free coupling of the parallel guide (14) to the cam plate (16) and a counter-bearing element (34) between the press-on element (32) and the drive (18) for relieving the drive (18) from the press-on element (34).Type: GrantFiled: March 5, 2012Date of Patent: June 3, 2014Assignee: Sick AGInventors: Christoph Anselment, Roland Gehring, Ulrich Nubling, Richard Nopper
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Publication number: 20140036069Abstract: A camera system (10) for the detection of a flow of objects (14) moving relative to the camera system (10) is provided, wherein the camera system (10) comprises a plurality of detection units (18a-b) which respectively have an image sensor for the recording of image data from a detection zone (18a-b) which partly overlap and together cover the width of the flow of objects (14) and comprising an evaluation unit (28) for the combination of image data from the detection units (18a-b) to a common image, as well as for the identification of regions of interest in the image data. In this connection the evaluation unit (28) is configured, on combination, to only use image data of the same detection unit (18a-b) within a region of interest for the common image.Type: ApplicationFiled: June 14, 2013Publication date: February 6, 2014Inventors: Roland GEHRING, Jurgen REICHENBACH
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Publication number: 20140036135Abstract: A camera system (10), in particular a camera-based code reading system, for detecting a stream of objects (14) moved relative to the camera system (14) is provided, wherein the camera system (10) has a plurality of detection units (18) each having an image sensor and a focusing unit (20) as well as at least one control unit (30, 32) to set the focal positions of the detection units (18) in a complementary manner on a simultaneous detection of a plurality of objects (14) such that as many objects (14) as possible are detected in focus by at least one detection unit (18). In this respect, an evaluation unit (32) is provided which is configured to compose image data of the detection units (18) to form a common image.Type: ApplicationFiled: July 8, 2013Publication date: February 6, 2014Inventors: Roland GEHRING, Jurgen REICHENBACH
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Publication number: 20140034456Abstract: A detection system (10) is provided for installation at a conveyor belt (12) having at least one detection sensor (24, 26) for detecting object properties of objects (14) conveyed on the conveyor belt (14) and having an evaluation unit (36) for outputting object information derived from the object properties at a definable output point (34) of the conveyor belt (12).Type: ApplicationFiled: July 3, 2013Publication date: February 6, 2014Inventors: Roland GEHRING, Jurgen REICHENBACH
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Patent number: 8561907Abstract: A flicker-free illumination apparatus (28) for a code reader (10) has an illumination control (26) which is configured for a pulsed operation with an illumination intensity varying between light pulses (30) and pulse pauses (32). The illumination control (26) is further configured to maintain a non-zero illumination intensity during the pulse pauses (32), such that a basic intensity (34) remains.Type: GrantFiled: October 7, 2011Date of Patent: October 22, 2013Assignee: Sick AGInventors: Ralf Ulrich Nübling, Roland Gehring
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Publication number: 20130062414Abstract: A focus adjustment apparatus (10) for a code reader (100) is provided which has an objective (12) having at least one lens and a drive (18) with a cam plate (16) for the positional adjustment of the objective (12). The objective (12) is supported in a parallel guide (14) having a coupling unit (32, 34) for the coupling of the cam plate (16) so that a rotational movement of the cam plate (16) adjusts the position of the objective (12) in the parallel guide (14) with a parallel shift of the objective plane. The coupling unit (32, 34) has a press-on element (32) for the play-free coupling of the parallel guide (14) to the cam plate (16) and a counter-bearing element (34) between the press-on element (32) and the drive (18) for relieving the drive (18) from the press-on element (34).Type: ApplicationFiled: March 5, 2012Publication date: March 14, 2013Applicant: SICK AGInventors: Christoph ANSELMENT, Roland GEHRING, Ulrich NÜBLING, Richard NOPPER
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Patent number: 8360316Abstract: An apparatus (10), in particular a code reader, for the taking of undistorted images of a surface of objects (14) moved on a conveying device (12) is set forth, wherein the apparatus (10) has a geometry detection sensor (18) which is made for the detection of the geometry of the objects (14) with reference to spacing data and/or to the remission behavior of the objects (14) as well as a line sensor (20), in particular a line camera, which can scan the objects (14) linewise for the generation of image data of the surface in a linear reading window (22) which forms an angle with the conveying direction.Type: GrantFiled: August 6, 2008Date of Patent: January 29, 2013Assignee: Sick AGInventors: Jürgen Reichenbach, Roland Gehring, Michael Wiegers, Jan Reich
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Publication number: 20120261472Abstract: An illumination apparatus (10) is provided for a camera-based code reader (100) having a plurality of light transmitters (16) arranged in ring shape and in a fixed position with respect to a base housing part (12) and having a plurality of optical transmission systems (20) associated with the light transmitters (20) in a front housing (14) supported rotationally movably with respect to the base housing part (12), wherein the optical transmission systems (20) can be set to adapt the illumination by rotation of the front housing (14). The front housing (14) has a plurality of front lenses (20) and the front housing (14) is supported in a thread (15) with respect to the base housing part (12) so that front lenses (20) can be associated with the light transmitters (16) at a changed spacing by a rotational movement of the front housing (14).Type: ApplicationFiled: April 11, 2012Publication date: October 18, 2012Applicant: SICK AGInventors: Ralf Ulrich NÜBLING, Roland GEHRING, Richard NOPPER
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Patent number: 8245838Abstract: An apparatus, in particular a code reader, for the recording of images of objects (14) moved on a conveyor device (12), wherein the apparatus includes a line sensor (10), in particular a line camera, which can scan objects line wise for the generation of image data of the surfaces, as well as a speed determination device (26; 30), which can determine the speed of movement of the objects (14) with respect to the line sensor (10) or their conveyed distance. At the same time an evaluation unit (26) is provided, which is adapted to match the recording frequency of the line sensor (10) to the speed of movement.Type: GrantFiled: October 8, 2008Date of Patent: August 21, 2012Assignee: Sick AGInventors: Jürgen Reichenbach, Roland Gehring, Richard Nopper, Uwe Schöpflin, Reinhard Heizmann
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Publication number: 20120111947Abstract: A flicker-free illumination apparatus (28) for a code reader (10) has an illumination control (26) which is configured for a pulsed operation with an illumination intensity varying between light pulses (30) and pulse pauses (32). The illumination control (26) is further configured to maintain a non-zero illumination intensity during the pulse pauses (32), such that a basic intensity (34) remains.Type: ApplicationFiled: October 7, 2011Publication date: May 10, 2012Applicant: SICK AGInventors: Ralf Ulrich NÜBLING, Roland GEHRING