Patents by Inventor Daniel Persson
Daniel Persson 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: 11945439Abstract: There is provided mechanisms for AD, or at least ADAS, aided manoeuvring of a vehicle. A method includes selecting between using a CRLS based positioning system and a GNSS based positioning system for aiding manoeuvring of the vehicle. Which positioning system to select is based on comparing a first error determined for the CRLS based positioning system to a second error determined for the GNSS based positioning system. The positioning system with smallest error is selected. The method comprises aiding the manoeuvring of the vehicle using the selected positioning system. The manoeuvring pertains to reversing of the vehicle.Type: GrantFiled: February 27, 2020Date of Patent: April 2, 2024Assignee: VOLVO TRUCK CORPORATIONInventors: Daniel Persson, Agneta Sjögren
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Publication number: 20240101028Abstract: Auxiliary safety device for a vehicle, comprising a housing suitable to be mounted on board of the vehicle; a lighting assembly which is at least partially accommodated in the housing and comprises at least a plurality of lights arranged to illuminate a space ahead of the vehicle; a video assembly which is at least partially accommodated in the housing and comprises one or more video cameras monitoring at least part of the environment outside the vehicle to detect one or more of humans, animals or objects ahead of the vehicle, wherein the video assembly comprises at least one thermal video camera which detects at least humans/animals ahead of the vehicle under poor visibility conditions; and a controller which at least causes the plurality of lights to flash or strobe at a human, or animal or obstacle detected by the video assembly.Type: ApplicationFiled: September 20, 2023Publication date: March 28, 2024Inventors: Martin Sternbåge, Lennart Cider, Lena Larsson, Gustaf Ljungqvist, Daniel Malm, Stig Elofsson, Dennis Persson, Glenn Anggren, Dennis Torstensson, Jan-Erik Halstensen, Mattias Liljemark, Andreas Johansson, Alexander Hakansson
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Patent number: 11866033Abstract: A method for estimating an effective length of a first vehicle segment of a vehicle combination, the vehicle combination comprising a towing vehicle which is connected to the first vehicle segment via a first articulation joint and a perception sensor mounted on one of the towing vehicle and the first vehicle segment and arranged to obtain an image of the other one of the towing vehicle and the first vehicle segment; the method comprising identifying that the vehicle combination is provided in a first steady vehicle state, identifying that a turning and driving manoeuvre is initiated, identifying when the vehicle combination reaches a second steady vehicle state, determining a time period required for driving the vehicle combination from the first steady vehicle state to the second steady vehicle state, and estimating the effective length by use of the time period, the specific angular change, and the specific speed.Type: GrantFiled: May 31, 2022Date of Patent: January 9, 2024Assignee: Volvo Truck CorporationInventor: Daniel Persson
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Patent number: 11858520Abstract: The present disclosure relates to a method for estimating a wheel base length (D) of at least one trailer (10) of a vehicle combination (100) comprising a towing vehicle (1), the at least one trailer and more than one articulation joint (A1, A2), wherein the towing vehicle comprises at least one wheel identification sensor (2) for identifying wheels (11, 12, 13) of the at least one trailer, the method comprising the following steps: —(S1) performing a plurality of wheel identification measurements on at least one side of the at least one trailer, by means of the at least one sensor during use of the vehicle combination, —(S2) determining a number of identifiable active wheels on the at least one side of the at least one trailer in each one of the plurality of wheel identification measurements, —(S3) determining a total number of active wheels on the at least one side of the at least one trailer, wherein the total number of active wheels is determined based on at least one of the plurality of wheel identificatType: GrantFiled: April 9, 2019Date of Patent: January 2, 2024Assignee: VOLVO TRUCK CORPORATIONInventors: Peter Kollberg, Daniel Persson
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Patent number: 11759811Abstract: A service tracking system for a printing press (1), spray applicator (1?) or the like includes at least one replaceable component (10) having at least one memory unit (20). The service tracking system further includes a controller (30) which is connected to the memory unit (20). The controller (30) is configured to control the operation of the replaceable component (10) and to periodically update data stored on the memory unit (20) related to run-time data regarding the operation of the specific replaceable component (10).Type: GrantFiled: June 26, 2019Date of Patent: September 19, 2023Assignee: BALDWIN JIMEK ABInventor: Daniel Persson
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Patent number: 11712709Abstract: A spray applicator (1) for spraying a fluid onto a web (W) of material has a first group of spray nozzles (10A) arranged along a first axis (FA) and a second group of spray nozzles (11A) arranged along a second axis (SA). The first (FA) and second (SA) spray nozzle axes are arranged on the same side of a plane in which the web (W) is run. Each spray nozzle (10A, 11A) has an elongated spray opening configured to spray fluid in a direction towards the web (W). The first spray nozzle opening of the first group of spray nozzles (10A) has an inclination angle which differs from the second nozzle opening inclination angle of the second group of spray nozzles (11A).Type: GrantFiled: February 1, 2021Date of Patent: August 1, 2023Assignee: BALDWIN JIMEK ABInventors: Wesley Clements, Birger Hansson, Frank Månsson, Patrik Månsson, Daniel Persson
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Publication number: 20230194699Abstract: A method for determining an articulation angle of a vehicle combination comprising a first vehicle section, such as a truck, and a second vehicle section, such as a trailer or dolly unit, which are connected via a first articulation joint, wherein the first vehicle section comprises an image obtaining device which is configured to obtain images of the second vehicle section during use, the method comprising obtaining a first image of the second vehicle section by the image obtaining device; mirroring the first image, thereby obtaining a second mirrored image; determining the articulation angle between the first and the second vehicle sections based on a required level of relative rotation of the first image and the second mirrored image until the first image and the second mirrored image match each other.Type: ApplicationFiled: December 15, 2022Publication date: June 22, 2023Inventors: Daniel Persson, Hans Deragården
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Publication number: 20230112318Abstract: There is provided mechanisms for AD, or at least ADAS, aided manoeuvring of a vehicle. A method includes selecting between using a CRLS based positioning system and a GNSS based positioning system for aiding manoeuvring of the vehicle. Which positioning system to select is based on comparing a first error determined for the CRLS based positioning system to a second error determined for the GNSS based positioning system. The positioning system with smallest error is selected. The method comprises aiding the manoeuvring of the vehicle using the selected positioning system. The manoeuvring pertains to reversing of the vehicle.Type: ApplicationFiled: February 27, 2020Publication date: April 13, 2023Inventors: Daniel PERSSON, Agneta SJÖGREN
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Publication number: 20230096655Abstract: The disclosure relates to a method for reversing an articulated vehicle combination along a road curvature of a road, comprising obtaining image data representing a rearward view with respect to the articulated vehicle combination, wherein the method further comprises detecting road edges of the road in the image data; determining a plurality of longitudinal and lateral positions of the respective detected road edges; calculating road curvature of the road based on the determined lateral and longitudinal positions; calculating vehicle path curvature to stay on the road; and reversing the articulated vehicle combination by automatically steering the articulated vehicle combination to follow the calculated vehicle path curvature in order to follow the road curvature, wherein the road edges are detected by use of an image analysis algorithm which is based on a plurality of predefined types of road edges of a plurality of different road types.Type: ApplicationFiled: March 12, 2020Publication date: March 30, 2023Inventors: Daniel PERSSON, Agneta SJÖGREN
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Publication number: 20230095206Abstract: A spray applicator (1) for spraying a fluid onto a web (W) of material has a first group of spray nozzles (10A) arranged along a first axis (FA) and a second group of spray nozzles (11A) arranged along a second axis (SA). The first (FA) and second (SA) spray nozzle axes are arranged on the same side of a plane in which the web (W) is run. Each spray nozzle (10A, 11A) has an elongated spray opening configured to spray fluid in a direction towards the web (W). The first spray nozzle opening of the first group of spray ozzles (10A) has an inclination angle which differs from the second nozzle opening inclination angle of the second group of spray nozzles (11A).Type: ApplicationFiled: February 1, 2021Publication date: March 30, 2023Inventors: Wesley CLEMENTS, Birger HANSSON, Frank MÅNSSON, Patrik MÅNSSON, Daniel PERSSON
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Publication number: 20220388498Abstract: A method for estimating an effective length of a first vehicle segment of a vehicle combination, the vehicle combination comprising a towing vehicle which is connected to the first vehicle segment via a first articulation joint and a perception sensor mounted on one of the towing vehicle and the first vehicle segment and arranged to obtain an image of the other one of the towing vehicle and the first vehicle segment; the method comprising identifying that the vehicle combination is provided in a first steady vehicle state, identifying that a turning and driving manoeuvre is initiated, identifying when the vehicle combination reaches a second steady vehicle state, determining a time period required for driving the vehicle combination from the first steady vehicle state to the second steady vehicle state, and estimating the effective length by use of the time period, the specific angular change, and the specific speed.Type: ApplicationFiled: May 31, 2022Publication date: December 8, 2022Inventor: Daniel Persson
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Publication number: 20220351620Abstract: A method for generating a routing map of an area to be used for guiding a vehicle in the area, comprising obtaining a real-world map of the area comprising a driving network forming a graph with actual locations of the area connected by driving segments along which the vehicle is intended to be guided, wherein at least one of the actual locations is a start location for the vehicle and at least one of the actual locations is a target destination for the vehicle; and generating the routing map by providing guiding instructions for the vehicle for each driving segment, wherein guiding instructions for at least one driving segment comprise forward guiding instructions for guiding the vehicle in a forward direction of the vehicle along the driving segment.Type: ApplicationFiled: April 26, 2022Publication date: November 3, 2022Inventor: Daniel Persson
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Publication number: 20220333949Abstract: A method for generating a map of an area to be used for guiding a vehicle in the area by use of at least one vehicle guiding sensor, the method comprising obtaining sensor accuracy data comprising information about vehicle guiding sensor accuracy problems which are associated with at least one vehicle position of a vehicle when the vehicle is guided in the area; based on the obtained sensor accuracy data, defining one or more low sensor accuracy zones relating to the vehicle position/s at which the vehicle guiding sensor accuracy problems were recognized; and generating the map based on the defined one or more low sensor accuracy zones.Type: ApplicationFiled: April 12, 2022Publication date: October 20, 2022Applicant: VOLVO TRUCK CORPORATIONInventor: Daniel PERSSON
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Publication number: 20220185371Abstract: A system for estimating an articulation angle between a first and a second connected vehicle section of an articulated vehicle combination, the system comprising a primary image obtaining device configured to be mounted on a first position of one of the vehicle sections and to obtain images of the other vehicle section during use; a secondary image obtaining device configured to be mounted on a second position of one of the vehicle sections and to obtain images of the other vehicle section during use, the second position being different from the first position, and/or a mounting orientation at the second position of the second image obtaining device being different from a mounting orientation at the first position of the primary image obtaining device.Type: ApplicationFiled: December 7, 2021Publication date: June 16, 2022Applicant: VOLVO TRUCK CORPORATIONInventors: Daniel Persson, Hans Deragården
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Publication number: 20220169261Abstract: The present disclosure relates to a method for estimating a wheel base length (D) of at least one trailer (10) of a vehicle combination (100) comprising a towing vehicle (1), the at least one trailer and more than one articulation joint (A1, A2), wherein the towing vehicle comprises at least one wheel identification sensor (2) for identifying wheels (11, 12, 13) of the at least one trailer, the method comprising the following steps: —(S1) performing a plurality of wheel identification measurements on at least one side of the at least one trailer, by means of the at least one sensor during use of the vehicle combination, —(S2) determining a number of identifiable active wheels on the at least one side of the at least one trailer in each one of the plurality of wheel identification measurements, —(S3) determining a total number of active wheels on the at least one side of the at least one trailer, wherein the total number of active wheels is determined based on at least one of the plurality of wheel identificatType: ApplicationFiled: April 9, 2019Publication date: June 2, 2022Applicant: VOLVO TRUCK CORPORATIONInventors: Peter KOLLBERG, Daniel PERSSON
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Publication number: 20210187531Abstract: A service tracking system for a printing press (1), spray applicator (1?) or the like includes at least one replaceable component (10) having at least one memory unit (20). The service tracking system further includes a controller (30) which is connected to the memory unit (20). The controller (30) is configured to control the operation of the replaceable component (10) and to periodically update data stored on the memory unit (20) related to run-time data regarding the operation of the specific replaceable component (10).Type: ApplicationFiled: June 26, 2019Publication date: June 24, 2021Inventor: Daniel Persson
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Patent number: 10118783Abstract: An apparatus for dispensing absorbent sheet products includes a store with an absorbent web which is to be dispensed; a conveying mechanism for feeding the absorbent web; a severing mechanism for severing the web so as to form absorbent sheet products; a first collecting mechanism in direct contact with at least one of a roller of the conveying mechanism and the severing mechanism for collecting negative electrical charges; a second collecting mechanism in direct contact with the absorbent web for collecting positive electrical charges from the web; and a conductive material in direct contact with the first collecting mechanism and the second collecting mechanism. The conductive material, the first collecting mechanism, and the second collecting mechanism are configured such that the negative electrical charges of the first collecting mechanism and the positive electrical charges of the second collection mechanism are mutually cancelled.Type: GrantFiled: December 11, 2017Date of Patent: November 6, 2018Assignee: SCA HYGIENE PRODUCTS ABInventor: Daniel Persson
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Publication number: 20180099830Abstract: An apparatus for dispensing absorbent sheet products includes a store with an absorbent web which is to be dispensed; a conveying mechanism for feeding the absorbent web; a severing mechanism for severing the web so as to form absorbent sheet products; a first collecting mechanism in direct contact with at least one of a roller of the conveying mechanism and the severing mechanism for collecting negative electrical charges; a second collecting mechanism in direct contact with the absorbent web for collecting positive electrical charges from the web; and a conductive material in direct contact with the first collecting mechanism and the second collecting mechanism. The conductive material, the first collecting mechanism, and the second collecting mechanism are configured such that the negative electrical charges of the first collecting mechanism and the positive electrical charges of the second collection mechanism are mutually cancelled.Type: ApplicationFiled: December 11, 2017Publication date: April 12, 2018Applicant: SCA HYGIENE PRODUCTS ABInventor: Daniel PERSSON
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Patent number: 9908728Abstract: An apparatus for dispensing absorbent sheet products includes a store with an absorbent web which is to be dispensed, a conveying mechanism with at least one conveying element for feeding the absorbent web and a mechanism for severing the web so as to form absorbent sheet products. The apparatus further includes a mechanism for collecting electrical charges caused by static electricity, a mechanism for directing electrical charges to another element within the apparatus for dispensing, and a mechanism for neutralising or consuming the electrical charges.Type: GrantFiled: July 7, 2010Date of Patent: March 6, 2018Assignee: SCA HYGIENE PRODUCTS ABInventor: Daniel Persson
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Publication number: 20170215416Abstract: An antimicrobial and/or antiviral polymer is provided. The polymer is a modified polymer of a precursor polymer that comprises nitrogen atoms. The precursor polymer is modified into the antimicrobial and/or antiviral polymer of the present invention by substituting at least part of the nitrogen atoms with a (C1-C20) alkyl group and quaternizing at least part of the substituted nitrogen atoms. Such antimicrobial and/or antiviral polymers bind strongly and non-covalently to surfaces, rendering the surface antimicrobial and/or antiviral.Type: ApplicationFiled: April 14, 2017Publication date: August 3, 2017Inventors: Lars SCHONEMYR, Krister HOLMBERG, Daniel PERSSON