SE546086C2 - Robotic lawnmower arranged to operate in an operational area and a method therefor - Google Patents

Robotic lawnmower arranged to operate in an operational area and a method therefor

Info

Publication number
SE546086C2
SE546086C2 SE2250281A SE2250281A SE546086C2 SE 546086 C2 SE546086 C2 SE 546086C2 SE 2250281 A SE2250281 A SE 2250281A SE 2250281 A SE2250281 A SE 2250281A SE 546086 C2 SE546086 C2 SE 546086C2
Authority
SE
Sweden
Prior art keywords
robotic
1awnmower
sensor
grass
ground
Prior art date
Application number
SE2250281A
Other languages
English (en)
Swedish (sv)
Other versions
SE2250281A1 (en
Inventor
Rickard Landin
Original Assignee
Husqvarna Ab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Husqvarna Ab filed Critical Husqvarna Ab
Priority to SE2250281A priority Critical patent/SE546086C2/en
Priority to EP22838998.7A priority patent/EP4487191A1/de
Priority to PCT/SE2022/051199 priority patent/WO2023167617A1/en
Publication of SE2250281A1 publication Critical patent/SE2250281A1/en
Publication of SE546086C2 publication Critical patent/SE546086C2/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C22/00—Measuring distance traversed on the ground by vehicles, persons, animals or other moving solid bodies, e.g. using odometers, using pedometers
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
    • G05D1/02—Control of position or course in two dimensions
    • G05D1/021—Control of position or course in two dimensions specially adapted to land vehicles
    • G05D1/0268—Control of position or course in two dimensions specially adapted to land vehicles using internal positioning means
    • G05D1/027—Control of position or course in two dimensions specially adapted to land vehicles using internal positioning means comprising intertial navigation means, e.g. azimuth detector
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D34/00—Mowers; Mowing apparatus of harvesters
    • A01D34/006—Control or measuring arrangements
    • A01D34/008—Control or measuring arrangements for automated or remotely controlled operation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
    • G01C21/10—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration
    • G01C21/12—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration executed aboard the object being navigated; Dead reckoning
    • G01C21/16—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration executed aboard the object being navigated; Dead reckoning by integrating acceleration or speed, i.e. inertial navigation
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
    • G05D1/02—Control of position or course in two dimensions
    • G05D1/021—Control of position or course in two dimensions specially adapted to land vehicles
    • G05D1/0268—Control of position or course in two dimensions specially adapted to land vehicles using internal positioning means
    • G05D1/0274—Control of position or course in two dimensions specially adapted to land vehicles using internal positioning means using mapping information stored in a memory device
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
    • G05D1/02—Control of position or course in two dimensions
    • G05D1/021—Control of position or course in two dimensions specially adapted to land vehicles
    • G05D1/0276—Control of position or course in two dimensions specially adapted to land vehicles using signals provided by a source external to the vehicle
    • G05D1/0278—Control of position or course in two dimensions specially adapted to land vehicles using signals provided by a source external to the vehicle using satellite positioning signals, e.g. GPS
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
    • G05D1/20—Control system inputs
    • G05D1/24—Arrangements for determining position or orientation
    • G05D1/247—Arrangements for determining position or orientation using signals provided by artificial sources external to the vehicle, e.g. navigation beacons
    • G05D1/248—Arrangements for determining position or orientation using signals provided by artificial sources external to the vehicle, e.g. navigation beacons generated by satellites, e.g. GPS
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D2111/00—Details of signals used for control of position, course, altitude or attitude of land, water, air or space vehicles
    • G05D2111/50—Internal signals, i.e. from sensors located in the vehicle, e.g. from compasses or angular sensors
    • G05D2111/52—Internal signals, i.e. from sensors located in the vehicle, e.g. from compasses or angular sensors generated by inertial navigation means, e.g. gyroscopes or accelerometers
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D2111/00—Details of signals used for control of position, course, altitude or attitude of land, water, air or space vehicles
    • G05D2111/50—Internal signals, i.e. from sensors located in the vehicle, e.g. from compasses or angular sensors
    • G05D2111/54—Internal signals, i.e. from sensors located in the vehicle, e.g. from compasses or angular sensors for measuring the travel distances, e.g. by counting the revolutions of wheels

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
  • Guiding Agricultural Machines (AREA)
SE2250281A 2022-03-02 2022-03-02 Robotic lawnmower arranged to operate in an operational area and a method therefor SE546086C2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE2250281A SE546086C2 (en) 2022-03-02 2022-03-02 Robotic lawnmower arranged to operate in an operational area and a method therefor
EP22838998.7A EP4487191A1 (de) 2022-03-02 2022-12-18 Verbesserter betrieb für ein robotisches rasenmähersystem
PCT/SE2022/051199 WO2023167617A1 (en) 2022-03-02 2022-12-18 Improved operation for a robotic lawnmower system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE2250281A SE546086C2 (en) 2022-03-02 2022-03-02 Robotic lawnmower arranged to operate in an operational area and a method therefor

Publications (2)

Publication Number Publication Date
SE2250281A1 SE2250281A1 (en) 2023-09-03
SE546086C2 true SE546086C2 (en) 2024-05-14

Family

ID=84829572

Family Applications (1)

Application Number Title Priority Date Filing Date
SE2250281A SE546086C2 (en) 2022-03-02 2022-03-02 Robotic lawnmower arranged to operate in an operational area and a method therefor

Country Status (3)

Country Link
EP (1) EP4487191A1 (de)
SE (1) SE546086C2 (de)
WO (1) WO2023167617A1 (de)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160174459A1 (en) * 2014-12-22 2016-06-23 Irobot Corporation Robotic Mowing of Separated Lawn Areas
WO2016097900A1 (en) * 2014-12-17 2016-06-23 Husqvarna Ab Robotic vehicle learning site boundary
WO2017211308A1 (zh) * 2016-06-07 2017-12-14 苏州宝时得电动工具有限公司 自移动园艺设备
WO2020143972A1 (en) * 2019-01-08 2020-07-16 Husqvarna Ab A robotic tool, and methods of navigating and defining a work area for the same
WO2021038287A1 (en) * 2019-08-29 2021-03-04 Husqvarna Ab Energy efficient lawn care vehicle

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9720417B2 (en) * 2013-12-19 2017-08-01 Husqvarna Ab Navigation for a robotic working tool
US10444757B2 (en) * 2016-02-03 2019-10-15 Positec Power Tools (Suzhou) Co., Ltd. Self-moving device and control method therefor
CN108227704A (zh) * 2016-12-15 2018-06-29 苏州宝时得电动工具有限公司 自移动设备及其移动方法、存储介质和服务器
CN114207542A (zh) * 2019-08-05 2022-03-18 苏州宝时得电动工具有限公司 一种自动工作系统

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016097900A1 (en) * 2014-12-17 2016-06-23 Husqvarna Ab Robotic vehicle learning site boundary
US20160174459A1 (en) * 2014-12-22 2016-06-23 Irobot Corporation Robotic Mowing of Separated Lawn Areas
WO2017211308A1 (zh) * 2016-06-07 2017-12-14 苏州宝时得电动工具有限公司 自移动园艺设备
WO2020143972A1 (en) * 2019-01-08 2020-07-16 Husqvarna Ab A robotic tool, and methods of navigating and defining a work area for the same
WO2021038287A1 (en) * 2019-08-29 2021-03-04 Husqvarna Ab Energy efficient lawn care vehicle

Also Published As

Publication number Publication date
WO2023167617A1 (en) 2023-09-07
SE2250281A1 (en) 2023-09-03
EP4487191A1 (de) 2025-01-08

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